1966 lines
81 KiB
C
1966 lines
81 KiB
C
/*!
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\file gd32vf103_timer.c
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\brief TIMER driver
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\version 2019-6-5, V1.0.0, firmware for GD32VF103
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*/
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/*
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Copyright (c) 2019, GigaDevice Semiconductor Inc.
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Redistribution and use in source and binary forms, with or without modification,
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are permitted provided that the following conditions are met:
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1. Redistributions of source code must retain the above copyright notice, this
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list of conditions and the following disclaimer.
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2. Redistributions in binary form must reproduce the above copyright notice,
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this list of conditions and the following disclaimer in the documentation
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and/or other materials provided with the distribution.
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3. Neither the name of the copyright holder nor the names of its contributors
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may be used to endorse or promote products derived from this software without
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specific prior written permission.
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THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
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INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
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PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
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WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY
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OF SUCH DAMAGE.
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*/
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#include "gd32vf103_timer.h"
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/* TIMER init parameter mask */
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#define ALIGNEDMODE_MASK ((uint32_t)0x00000060U) /*!< TIMER init parameter aligne dmode mask */
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#define COUNTERDIRECTION_MASK ((uint32_t)0x00000010U) /*!< TIMER init parameter counter direction mask */
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#define CLOCKDIVISION_MASK ((uint32_t)0x00000300U) /*!< TIMER init parameter clock division value mask */
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/*!
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\brief deinit a timer
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\param[in] timer_periph: TIMERx(x=0..13)
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\param[out] none
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\retval none
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*/
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void timer_deinit(uint32_t timer_periph)
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{
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switch(timer_periph){
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case TIMER0:
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/* reset TIMER0 */
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rcu_periph_reset_enable(RCU_TIMER0RST);
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rcu_periph_reset_disable(RCU_TIMER0RST);
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break;
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case TIMER1:
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/* reset TIMER1 */
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rcu_periph_reset_enable(RCU_TIMER1RST);
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rcu_periph_reset_disable(RCU_TIMER1RST);
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break;
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case TIMER2:
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/* reset TIMER2 */
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rcu_periph_reset_enable(RCU_TIMER2RST);
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rcu_periph_reset_disable(RCU_TIMER2RST);
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break;
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case TIMER3:
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/* reset TIMER3 */
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rcu_periph_reset_enable(RCU_TIMER3RST);
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rcu_periph_reset_disable(RCU_TIMER3RST);
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break;
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case TIMER4:
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/* reset TIMER4 */
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rcu_periph_reset_enable(RCU_TIMER4RST);
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rcu_periph_reset_disable(RCU_TIMER4RST);
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break;
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case TIMER5:
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/* reset TIMER5 */
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rcu_periph_reset_enable(RCU_TIMER5RST);
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rcu_periph_reset_disable(RCU_TIMER5RST);
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break;
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case TIMER6:
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/* reset TIMER6 */
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rcu_periph_reset_enable(RCU_TIMER6RST);
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rcu_periph_reset_disable(RCU_TIMER6RST);
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break;
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default:
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break;
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}
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}
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/*!
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\brief initialize TIMER init parameter struct with a default value
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\param[in] initpara: init parameter struct
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\param[out] none
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\retval none
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*/
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void timer_struct_para_init(timer_parameter_struct* initpara)
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{
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/* initialize the init parameter struct member with the default value */
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initpara->prescaler = 0U;
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initpara->alignedmode = TIMER_COUNTER_EDGE;
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initpara->counterdirection = TIMER_COUNTER_UP;
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initpara->period = 65535U;
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initpara->clockdivision = TIMER_CKDIV_DIV1;
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initpara->repetitioncounter = 0U;
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}
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/*!
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\brief initialize TIMER counter
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\param[in] timer_periph: TIMERx(x=0..6)
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\param[in] initpara: init parameter struct
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prescaler: prescaler value of the counter clock, 0~65535
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alignedmode: TIMER_COUNTER_EDGE, TIMER_COUNTER_CENTER_DOWN, TIMER_COUNTER_CENTER_UP,
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TIMER_COUNTER_CENTER_BOTH
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counterdirection: TIMER_COUNTER_UP, TIMER_COUNTER_DOWN
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period: counter auto reload value, 0~65535
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clockdivision: TIMER_CKDIV_DIV1, TIMER_CKDIV_DIV2, TIMER_CKDIV_DIV4
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repetitioncounter: counter repetition value, 0~255
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\param[out] none
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\retval none
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*/
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void timer_init(uint32_t timer_periph, timer_parameter_struct* initpara)
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{
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/* configure the counter prescaler value */
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TIMER_PSC(timer_periph) = (uint16_t)initpara->prescaler;
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/* configure the counter direction and aligned mode */
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if((TIMER0 == timer_periph) || (TIMER1 == timer_periph) || (TIMER2 == timer_periph)
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|| (TIMER3 == timer_periph) || (TIMER4 == timer_periph) ){
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TIMER_CTL0(timer_periph) &= (~(uint32_t)(TIMER_CTL0_DIR | TIMER_CTL0_CAM));
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TIMER_CTL0(timer_periph) |= (uint32_t)(initpara->alignedmode & ALIGNEDMODE_MASK);
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TIMER_CTL0(timer_periph) |= (uint32_t)(initpara->counterdirection & COUNTERDIRECTION_MASK);
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}else{
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TIMER_CTL0(timer_periph) &= (uint32_t)(~ TIMER_CTL0_DIR);
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TIMER_CTL0(timer_periph) |= (uint32_t)(initpara->counterdirection & COUNTERDIRECTION_MASK);
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}
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/* configure the autoreload value */
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TIMER_CAR(timer_periph) = (uint32_t)initpara->period;
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if((TIMER5 != timer_periph) && (TIMER6 != timer_periph)){
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/* reset the CKDIV bit */
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TIMER_CTL0(timer_periph) &= (~(uint32_t)TIMER_CTL0_CKDIV);
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TIMER_CTL0(timer_periph) |= (uint32_t)(initpara->clockdivision & CLOCKDIVISION_MASK);
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}
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if (TIMER0 == timer_periph) {
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/* configure the repetition counter value */
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TIMER_CREP(timer_periph) = (uint32_t)initpara->repetitioncounter;
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}
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/* generate an update event */
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TIMER_SWEVG(timer_periph) |= (uint32_t)TIMER_SWEVG_UPG;
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}
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/*!
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\brief enable a timer
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\param[in] timer_periph: TIMERx(x=0..6)
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\param[out] none
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\retval none
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*/
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void timer_enable(uint32_t timer_periph)
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{
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TIMER_CTL0(timer_periph) |= (uint32_t)TIMER_CTL0_CEN;
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}
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/*!
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\brief disable a timer
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\param[in] timer_periph: TIMERx(x=0..13)
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\param[out] none
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\retval none
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*/
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void timer_disable(uint32_t timer_periph)
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{
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TIMER_CTL0(timer_periph) &= ~(uint32_t)TIMER_CTL0_CEN;
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}
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/*!
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\brief enable the auto reload shadow function
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\param[in] timer_periph: TIMERx(x=0..6)
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\param[out] none
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\retval none
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*/
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void timer_auto_reload_shadow_enable(uint32_t timer_periph)
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{
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TIMER_CTL0(timer_periph) |= (uint32_t)TIMER_CTL0_ARSE;
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}
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/*!
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\brief disable the auto reload shadow function
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\param[in] timer_periph: TIMERx(x=0..6)
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\param[out] none
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\retval none
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*/
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void timer_auto_reload_shadow_disable(uint32_t timer_periph)
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{
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TIMER_CTL0(timer_periph) &= ~(uint32_t)TIMER_CTL0_ARSE;
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}
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/*!
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\brief enable the update event
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\param[in] timer_periph: TIMERx(x=0..6)
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\param[out] none
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\retval none
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*/
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void timer_update_event_enable(uint32_t timer_periph)
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{
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TIMER_CTL0(timer_periph) &= ~(uint32_t)TIMER_CTL0_UPDIS;
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}
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/*!
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\brief disable the update event
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\param[in] timer_periph: TIMERx(x=0..6)
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\param[out] none
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\retval none
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*/
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void timer_update_event_disable(uint32_t timer_periph)
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{
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TIMER_CTL0(timer_periph) |= (uint32_t) TIMER_CTL0_UPDIS;
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}
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/*!
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\brief set TIMER counter alignment mode
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\param[in] timer_periph: TIMERx(x=0..4)
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\param[in] aligned:
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only one parameter can be selected which is shown as below:
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\arg TIMER_COUNTER_EDGE: edge-aligned mode
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\arg TIMER_COUNTER_CENTER_DOWN: center-aligned and counting down assert mode
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\arg TIMER_COUNTER_CENTER_UP: center-aligned and counting up assert mode
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\arg TIMER_COUNTER_CENTER_BOTH: center-aligned and counting up/down assert mode
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\param[out] none
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\retval none
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*/
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void timer_counter_alignment(uint32_t timer_periph, uint16_t aligned)
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{
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TIMER_CTL0(timer_periph) &= (uint32_t)(~TIMER_CTL0_CAM);
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TIMER_CTL0(timer_periph) |= (uint32_t)aligned;
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}
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/*!
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\brief set TIMER counter up direction
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\param[in] timer_periph: TIMERx(x=0..4)
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\param[out] none
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\retval none
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*/
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void timer_counter_up_direction(uint32_t timer_periph)
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{
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TIMER_CTL0(timer_periph) &= ~(uint32_t)TIMER_CTL0_DIR;
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}
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/*!
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\brief set TIMER counter down direction
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\param[in] timer_periph: TIMERx(x=0..4)
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\param[out] none
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\retval none
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*/
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void timer_counter_down_direction(uint32_t timer_periph)
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{
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TIMER_CTL0(timer_periph) |= (uint32_t)TIMER_CTL0_DIR;
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}
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/*!
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\brief configure TIMER prescaler
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\param[in] timer_periph: TIMERx(x=0..6)
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\param[in] prescaler: prescaler value
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\param[in] pscreload: prescaler reload mode
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only one parameter can be selected which is shown as below:
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\arg TIMER_PSC_RELOAD_NOW: the prescaler is loaded right now
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\arg TIMER_PSC_RELOAD_UPDATE: the prescaler is loaded at the next update event
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\param[out] none
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\retval none
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*/
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void timer_prescaler_config(uint32_t timer_periph, uint16_t prescaler, uint32_t pscreload)
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{
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TIMER_PSC(timer_periph) = (uint32_t)prescaler;
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if(TIMER_PSC_RELOAD_NOW == pscreload){
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TIMER_SWEVG(timer_periph) |= (uint32_t)TIMER_SWEVG_UPG;
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}
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}
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/*!
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\brief configure TIMER repetition register value
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\param[in] timer_periph: TIMERx(x=0)
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\param[in] repetition: the counter repetition value, 0~255
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\param[out] none
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\retval none
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*/
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void timer_repetition_value_config(uint32_t timer_periph, uint16_t repetition)
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{
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TIMER_CREP(timer_periph) = (uint32_t)repetition;
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}
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/*!
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\brief configure TIMER autoreload register value
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\param[in] timer_periph: TIMERx(x=0..6)
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\param[in] autoreload: the counter auto-reload value
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\param[out] none
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\retval none
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*/
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void timer_autoreload_value_config(uint32_t timer_periph, uint16_t autoreload)
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{
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TIMER_CAR(timer_periph) = (uint32_t)autoreload;
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}
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/*!
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\brief configure TIMER counter register value
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\param[in] timer_periph: TIMERx(x=0..6)
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\param[in] counter: the counter value
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\param[out] none
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\retval none
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*/
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void timer_counter_value_config(uint32_t timer_periph, uint16_t counter)
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{
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TIMER_CNT(timer_periph) = (uint32_t)counter;
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}
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/*!
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\brief read TIMER counter value
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\param[in] timer_periph: TIMERx(x=0..6)
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\param[out] none
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\retval counter value
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*/
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uint32_t timer_counter_read(uint32_t timer_periph)
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{
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uint32_t count_value = 0U;
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count_value = TIMER_CNT(timer_periph);
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return (count_value);
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}
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/*!
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\brief read TIMER prescaler value
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\param[in] timer_periph: TIMERx(x=0..6)
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\param[out] none
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\retval prescaler register value
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*/
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uint16_t timer_prescaler_read(uint32_t timer_periph)
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{
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uint16_t prescaler_value = 0U;
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prescaler_value = (uint16_t) (TIMER_PSC(timer_periph));
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return (prescaler_value);
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}
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/*!
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\brief configure TIMER single pulse mode
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\param[in] timer_periph: TIMERx(x=0..6)
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\param[in] spmode:
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only one parameter can be selected which is shown as below:
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\arg TIMER_SP_MODE_SINGLE: single pulse mode
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\arg TIMER_SP_MODE_REPETITIVE: repetitive pulse mode
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\param[out] none
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\retval none
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*/
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void timer_single_pulse_mode_config(uint32_t timer_periph, uint32_t spmode)
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{
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if(TIMER_SP_MODE_SINGLE == spmode){
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TIMER_CTL0(timer_periph) |= (uint32_t)TIMER_CTL0_SPM;
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}else if(TIMER_SP_MODE_REPETITIVE == spmode){
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TIMER_CTL0(timer_periph) &= ~((uint32_t)TIMER_CTL0_SPM);
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}else{
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/* illegal parameters */
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}
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}
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/*!
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\brief configure TIMER update source
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\param[in] timer_periph: TIMERx(x=0..6)
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\param[in] update:
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only one parameter can be selected which is shown as below:
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\arg TIMER_UPDATE_SRC_GLOBAL: update generate by setting of UPG bit or the counter overflow/underflow,
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or the slave mode controller trigger
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\arg TIMER_UPDATE_SRC_REGULAR: update generate only by counter overflow/underflow
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\param[out] none
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\retval none
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*/
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void timer_update_source_config(uint32_t timer_periph, uint32_t update)
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{
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if(TIMER_UPDATE_SRC_REGULAR == update){
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TIMER_CTL0(timer_periph) |= (uint32_t)TIMER_CTL0_UPS;
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}else if(TIMER_UPDATE_SRC_GLOBAL == update){
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TIMER_CTL0(timer_periph) &= ~(uint32_t)TIMER_CTL0_UPS;
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}else{
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/* illegal parameters */
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}
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}
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/*!
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\brief enable the TIMER DMA
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\param[in] timer_periph: TIMERx(x=0..6)
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\param[in] dma: specify which DMA to enable
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one or more parameters can be selected which are shown as below:
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\arg TIMER_DMA_UPD: update DMA enable, TIMERx(x=0..6)
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\arg TIMER_DMA_CH0D: channel 0 DMA enable, TIMERx(x=0..4)
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\arg TIMER_DMA_CH1D: channel 1 DMA enable, TIMERx(x=0..4)
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\arg TIMER_DMA_CH2D: channel 2 DMA enable, TIMERx(x=0..4)
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\arg TIMER_DMA_CH3D: channel 3 DMA enable, TIMERx(x=0..4)
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\arg TIMER_DMA_CMTD: channel commutation DMA request enable, TIMERx(x=0)
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\arg TIMER_DMA_TRGD: trigger DMA enable, TIMERx(x=0..4)
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\param[out] none
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\retval none
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*/
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void timer_dma_enable(uint32_t timer_periph, uint16_t dma)
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{
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TIMER_DMAINTEN(timer_periph) |= (uint32_t) dma;
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}
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/*!
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\brief disable the TIMER DMA
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\param[in] timer_periph: TIMERxTIMERx(x=0..6)
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\param[in] dma: specify which DMA to disbale
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one or more parameters can be selected which are shown as below:
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\arg TIMER_DMA_UPD: update DMA enable, TIMERx(x=0..6)
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\arg TIMER_DMA_CH0D: channel 0 DMA enable, TIMERx(x=0..4)
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\arg TIMER_DMA_CH1D: channel 1 DMA enable, TIMERx(x=0..4)
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\arg TIMER_DMA_CH2D: channel 2 DMA enable, TIMERx(x=0..4)
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\arg TIMER_DMA_CH3D: channel 3 DMA enable, TIMERx(x=0..4)
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\arg TIMER_DMA_CMTD: channel commutation DMA request enable, TIMERx(x=0)
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\arg TIMER_DMA_TRGD: trigger DMA enable, TIMERx(x=0..4,7)
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\param[out] none
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\retval none
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*/
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void timer_dma_disable(uint32_t timer_periph, uint16_t dma)
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{
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TIMER_DMAINTEN(timer_periph) &= (~(uint32_t)(dma));
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}
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/*!
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\brief channel DMA request source selection
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\param[in] timer_periph: TIMERx(x=0..4)
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\param[in] dma_request: channel DMA request source selection
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only one parameter can be selected which is shown as below:
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\arg TIMER_DMAREQUEST_CHANNELEVENT: DMA request of channel n is sent when channel n event occurs
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\arg TIMER_DMAREQUEST_UPDATEEVENT: DMA request of channel n is sent when update event occurs
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\param[out] none
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\retval none
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*/
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void timer_channel_dma_request_source_select(uint32_t timer_periph, uint32_t dma_request)
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{
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if(TIMER_DMAREQUEST_UPDATEEVENT == dma_request){
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TIMER_CTL1(timer_periph) |= (uint32_t)TIMER_CTL1_DMAS;
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}else if(TIMER_DMAREQUEST_CHANNELEVENT == dma_request){
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TIMER_CTL1(timer_periph) &= ~(uint32_t)TIMER_CTL1_DMAS;
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}else{
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/* illegal parameters */
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}
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}
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/*!
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\brief configure the TIMER DMA transfer
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\param[in] timer_periph: TIMERx(x=0..4)
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\param[in] dma_baseaddr:
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only one parameter can be selected which is shown as below:
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\arg TIMER_DMACFG_DMATA_CTL0: DMA transfer address is TIMER_CTL0, TIMERx(x=0..4)
|
|
\arg TIMER_DMACFG_DMATA_CTL1: DMA transfer address is TIMER_CTL1, TIMERx(x=0..4)
|
|
\arg TIMER_DMACFG_DMATA_SMCFG: DMA transfer address is TIMER_SMCFG, TIMERx(x=0..4)
|
|
\arg TIMER_DMACFG_DMATA_DMAINTEN: DMA transfer address is TIMER_DMAINTEN, TIMERx(x=0..4)
|
|
\arg TIMER_DMACFG_DMATA_INTF: DMA transfer address is TIMER_INTF, TIMERx(x=0..4)
|
|
\arg TIMER_DMACFG_DMATA_SWEVG: DMA transfer address is TIMER_SWEVG, TIMERx(x=0..4)
|
|
\arg TIMER_DMACFG_DMATA_CHCTL0: DMA transfer address is TIMER_CHCTL0, TIMERx(x=0..4)
|
|
\arg TIMER_DMACFG_DMATA_CHCTL1: DMA transfer address is TIMER_CHCTL1, TIMERx(x=0..4)
|
|
\arg TIMER_DMACFG_DMATA_CHCTL2: DMA transfer address is TIMER_CHCTL2, TIMERx(x=0..4)
|
|
\arg TIMER_DMACFG_DMATA_CNT: DMA transfer address is TIMER_CNT, TIMERx(x=0..4)
|
|
\arg TIMER_DMACFG_DMATA_PSC: DMA transfer address is TIMER_PSC, TIMERx(x=0..4)
|
|
\arg TIMER_DMACFG_DMATA_CAR: DMA transfer address is TIMER_CAR, TIMERx(x=0..4)
|
|
\arg TIMER_DMACFG_DMATA_CREP: DMA transfer address is TIMER_CREP, TIMERx(x=0)
|
|
\arg TIMER_DMACFG_DMATA_CH0CV: DMA transfer address is TIMER_CH0CV, TIMERx(x=0..4)
|
|
\arg TIMER_DMACFG_DMATA_CH1CV: DMA transfer address is TIMER_CH1CV, TIMERx(x=0..4)
|
|
\arg TIMER_DMACFG_DMATA_CH2CV: DMA transfer address is TIMER_CH2CV, TIMERx(x=0..4)
|
|
\arg TIMER_DMACFG_DMATA_CH3CV: DMA transfer address is TIMER_CH3CV, TIMERx(x=0..4)
|
|
\arg TIMER_DMACFG_DMATA_CCHP: DMA transfer address is TIMER_CCHP, TIMERx(x=0)
|
|
\arg TIMER_DMACFG_DMATA_DMACFG: DMA transfer address is TIMER_DMACFG, TIMERx(x=0..4)
|
|
\param[in] dma_lenth:
|
|
only one parameter can be selected which is shown as below:
|
|
\arg TIMER_DMACFG_DMATC_xTRANSFER(x=1..6): DMA transfer x time
|
|
\param[out] none
|
|
\retval none
|
|
*/
|
|
void timer_dma_transfer_config(uint32_t timer_periph, uint32_t dma_baseaddr, uint32_t dma_lenth)
|
|
{
|
|
TIMER_DMACFG(timer_periph) &= (~(uint32_t)(TIMER_DMACFG_DMATA | TIMER_DMACFG_DMATC));
|
|
TIMER_DMACFG(timer_periph) |= (uint32_t)(dma_baseaddr | dma_lenth);
|
|
}
|
|
|
|
/*!
|
|
\brief software generate events
|
|
\param[in] timer_periph: TIMERx(x=0..4)
|
|
\param[in] event: the timer software event generation sources
|
|
one or more parameters can be selected which are shown as below:
|
|
\arg TIMER_EVENT_SRC_UPG: update event generation, TIMERx(x=0..6)
|
|
\arg TIMER_EVENT_SRC_CH0G: channel 0 capture or compare event generation, TIMERx(x=0..4)
|
|
\arg TIMER_EVENT_SRC_CH1G: channel 1 capture or compare event generation, TIMERx(x=0..4)
|
|
\arg TIMER_EVENT_SRC_CH2G: channel 2 capture or compare event generation, TIMERx(x=0..4)
|
|
\arg TIMER_EVENT_SRC_CH3G: channel 3 capture or compare event generation, TIMERx(x=0..4)
|
|
\arg TIMER_EVENT_SRC_CMTG: channel commutation event generation, TIMERx(x=0)
|
|
\arg TIMER_EVENT_SRC_TRGG: trigger event generation, TIMERx(x=0..4)
|
|
\arg TIMER_EVENT_SRC_BRKG: break event generation, TIMERx(x=0)
|
|
\param[out] none
|
|
\retval none
|
|
*/
|
|
void timer_event_software_generate(uint32_t timer_periph, uint16_t event)
|
|
{
|
|
TIMER_SWEVG(timer_periph) |= (uint32_t)event;
|
|
}
|
|
|
|
/*!
|
|
\brief initialize TIMER break parameter struct with a default value
|
|
\param[in] breakpara: TIMER break parameter struct
|
|
\param[out] none
|
|
\retval none
|
|
*/
|
|
void timer_break_struct_para_init(timer_break_parameter_struct* breakpara)
|
|
{
|
|
/* initialize the break parameter struct member with the default value */
|
|
breakpara->runoffstate = TIMER_ROS_STATE_DISABLE;
|
|
breakpara->ideloffstate = TIMER_IOS_STATE_DISABLE;
|
|
breakpara->deadtime = 0U;
|
|
breakpara->breakpolarity = TIMER_BREAK_POLARITY_LOW;
|
|
breakpara->outputautostate = TIMER_OUTAUTO_DISABLE;
|
|
breakpara->protectmode = TIMER_CCHP_PROT_OFF;
|
|
breakpara->breakstate = TIMER_BREAK_DISABLE;
|
|
}
|
|
|
|
/*!
|
|
\brief configure TIMER break function
|
|
\param[in] timer_periph: TIMERx(x=0)
|
|
\param[in] breakpara: TIMER break parameter struct
|
|
runoffstate: TIMER_ROS_STATE_ENABLE, TIMER_ROS_STATE_DISABLE
|
|
ideloffstate: TIMER_IOS_STATE_ENABLE, TIMER_IOS_STATE_DISABLE
|
|
deadtime: 0~255
|
|
breakpolarity: TIMER_BREAK_POLARITY_LOW, TIMER_BREAK_POLARITY_HIGH
|
|
outputautostate: TIMER_OUTAUTO_ENABLE, TIMER_OUTAUTO_DISABLE
|
|
protectmode: TIMER_CCHP_PROT_OFF, TIMER_CCHP_PROT_0, TIMER_CCHP_PROT_1, TIMER_CCHP_PROT_2
|
|
breakstate: TIMER_BREAK_ENABLE, TIMER_BREAK_DISABLE
|
|
\param[out] none
|
|
\retval none
|
|
*/
|
|
void timer_break_config(uint32_t timer_periph, timer_break_parameter_struct* breakpara)
|
|
{
|
|
TIMER_CCHP(timer_periph) = (uint32_t)(((uint32_t)(breakpara->runoffstate)) |
|
|
((uint32_t)(breakpara->ideloffstate))|
|
|
((uint32_t)(breakpara->deadtime)) |
|
|
((uint32_t)(breakpara->breakpolarity)) |
|
|
((uint32_t)(breakpara->outputautostate)) |
|
|
((uint32_t)(breakpara->protectmode)) |
|
|
((uint32_t)(breakpara->breakstate)));
|
|
}
|
|
|
|
/*!
|
|
\brief enable TIMER break function
|
|
\param[in] timer_periph: TIMERx(x=0)
|
|
\param[out] none
|
|
\retval none
|
|
*/
|
|
void timer_break_enable(uint32_t timer_periph)
|
|
{
|
|
TIMER_CCHP(timer_periph) |= (uint32_t)TIMER_CCHP_BRKEN;
|
|
}
|
|
|
|
/*!
|
|
\brief disable TIMER break function
|
|
\param[in] timer_periph: TIMERx(x=0)
|
|
\param[out] none
|
|
\retval none
|
|
*/
|
|
void timer_break_disable(uint32_t timer_periph)
|
|
{
|
|
TIMER_CCHP(timer_periph) &= ~(uint32_t)TIMER_CCHP_BRKEN;
|
|
}
|
|
|
|
/*!
|
|
\brief enable TIMER output automatic function
|
|
\param[in] timer_periph: TIMERx(x=0)
|
|
\param[out] none
|
|
\retval none
|
|
*/
|
|
void timer_automatic_output_enable(uint32_t timer_periph)
|
|
{
|
|
TIMER_CCHP(timer_periph) |= (uint32_t)TIMER_CCHP_OAEN;
|
|
}
|
|
|
|
/*!
|
|
\brief disable TIMER output automatic function
|
|
\param[in] timer_periph: TIMERx(x=0)
|
|
\param[out] none
|
|
\retval none
|
|
*/
|
|
void timer_automatic_output_disable(uint32_t timer_periph)
|
|
{
|
|
TIMER_CCHP(timer_periph) &= ~(uint32_t)TIMER_CCHP_OAEN;
|
|
}
|
|
|
|
/*!
|
|
\brief enable or disable TIMER primary output function
|
|
\param[in] timer_periph: TIMERx(x=0)
|
|
\param[in] newvalue: ENABLE or DISABLE
|
|
\param[out] none
|
|
\retval none
|
|
*/
|
|
void timer_primary_output_config(uint32_t timer_periph, ControlStatus newvalue)
|
|
{
|
|
if(ENABLE == newvalue){
|
|
TIMER_CCHP(timer_periph) |= (uint32_t)TIMER_CCHP_POEN;
|
|
}else{
|
|
TIMER_CCHP(timer_periph) &= (~(uint32_t)TIMER_CCHP_POEN);
|
|
}
|
|
}
|
|
|
|
/*!
|
|
\brief enable or disable channel capture/compare control shadow register
|
|
\param[in] timer_periph: TIMERx(x=0)
|
|
\param[in] newvalue: ENABLE or DISABLE
|
|
\param[out] none
|
|
\retval none
|
|
*/
|
|
void timer_channel_control_shadow_config(uint32_t timer_periph, ControlStatus newvalue)
|
|
{
|
|
if(ENABLE == newvalue){
|
|
TIMER_CTL1(timer_periph) |= (uint32_t)TIMER_CTL1_CCSE;
|
|
}else{
|
|
TIMER_CTL1(timer_periph) &= (~(uint32_t)TIMER_CTL1_CCSE);
|
|
}
|
|
}
|
|
|
|
/*!
|
|
\brief configure TIMER channel control shadow register update control
|
|
\param[in] timer_periph: TIMERx(x=0)
|
|
\param[in] ccuctl: channel control shadow register update control
|
|
only one parameter can be selected which is shown as below:
|
|
\arg TIMER_UPDATECTL_CCU: the shadow registers update by when CMTG bit is set
|
|
\arg TIMER_UPDATECTL_CCUTRI: the shadow registers update by when CMTG bit is set or an rising edge of TRGI occurs
|
|
\param[out] none
|
|
\retval none
|
|
*/
|
|
void timer_channel_control_shadow_update_config(uint32_t timer_periph, uint32_t ccuctl)
|
|
{
|
|
if(TIMER_UPDATECTL_CCU == ccuctl){
|
|
TIMER_CTL1(timer_periph) &= (~(uint32_t)TIMER_CTL1_CCUC);
|
|
}else if(TIMER_UPDATECTL_CCUTRI == ccuctl){
|
|
TIMER_CTL1(timer_periph) |= (uint32_t)TIMER_CTL1_CCUC;
|
|
}else{
|
|
/* illegal parameters */
|
|
}
|
|
}
|
|
|
|
/*!
|
|
\brief initialize TIMER channel output parameter struct with a default value
|
|
\param[in] ocpara: TIMER channel n output parameter struct
|
|
\param[out] none
|
|
\retval none
|
|
*/
|
|
void timer_channel_output_struct_para_init(timer_oc_parameter_struct* ocpara)
|
|
{
|
|
/* initialize the channel output parameter struct member with the default value */
|
|
ocpara->outputstate = TIMER_CCX_DISABLE;
|
|
ocpara->outputnstate = TIMER_CCXN_DISABLE;
|
|
ocpara->ocpolarity = TIMER_OC_POLARITY_HIGH;
|
|
ocpara->ocnpolarity = TIMER_OCN_POLARITY_HIGH;
|
|
ocpara->ocidlestate = TIMER_OC_IDLE_STATE_LOW;
|
|
ocpara->ocnidlestate = TIMER_OCN_IDLE_STATE_LOW;
|
|
}
|
|
|
|
/*!
|
|
\brief configure TIMER channel output function
|
|
\param[in] timer_periph: TIMERx(x=0..4)
|
|
\param[in] channel:
|
|
only one parameter can be selected which is shown as below:
|
|
\arg TIMER_CH_0: TIMER channel 0(TIMERx(x=0..4))
|
|
\arg TIMER_CH_1: TIMER channel 1(TIMERx(x=0..4))
|
|
\arg TIMER_CH_2: TIMER channel 2(TIMERx(x=0..4))
|
|
\arg TIMER_CH_3: TIMER channel 3(TIMERx(x=0..4))
|
|
\param[in] ocpara: TIMER channeln output parameter struct
|
|
outputstate: TIMER_CCX_ENABLE, TIMER_CCX_DISABLE
|
|
outputnstate: TIMER_CCXN_ENABLE, TIMER_CCXN_DISABLE
|
|
ocpolarity: TIMER_OC_POLARITY_HIGH, TIMER_OC_POLARITY_LOW
|
|
ocnpolarity: TIMER_OCN_POLARITY_HIGH, TIMER_OCN_POLARITY_LOW
|
|
ocidlestate: TIMER_OC_IDLE_STATE_LOW, TIMER_OC_IDLE_STATE_HIGH
|
|
ocnidlestate: TIMER_OCN_IDLE_STATE_LOW, TIMER_OCN_IDLE_STATE_HIGH
|
|
\param[out] none
|
|
\retval none
|
|
*/
|
|
void timer_channel_output_config(uint32_t timer_periph, uint16_t channel, timer_oc_parameter_struct* ocpara)
|
|
{
|
|
switch(channel){
|
|
/* configure TIMER_CH_0 */
|
|
case TIMER_CH_0:
|
|
/* reset the CH0EN bit */
|
|
TIMER_CHCTL2(timer_periph) &= (~(uint32_t)TIMER_CHCTL2_CH0EN);
|
|
/* set the CH0EN bit */
|
|
TIMER_CHCTL2(timer_periph) |= (uint32_t)ocpara->outputstate;
|
|
/* reset the CH0P bit */
|
|
TIMER_CHCTL2(timer_periph) &= (~(uint32_t)TIMER_CHCTL2_CH0P);
|
|
/* set the CH0P bit */
|
|
TIMER_CHCTL2(timer_periph) |= (uint32_t)ocpara->ocpolarity;
|
|
|
|
if (TIMER0 == timer_periph) {
|
|
/* reset the CH0NEN bit */
|
|
TIMER_CHCTL2(timer_periph) &= (~(uint32_t)TIMER_CHCTL2_CH0NEN);
|
|
/* set the CH0NEN bit */
|
|
TIMER_CHCTL2(timer_periph) |= (uint32_t)ocpara->outputnstate;
|
|
/* reset the CH0NP bit */
|
|
TIMER_CHCTL2(timer_periph) &= (~(uint32_t)TIMER_CHCTL2_CH0NP);
|
|
/* set the CH0NP bit */
|
|
TIMER_CHCTL2(timer_periph) |= (uint32_t)ocpara->ocnpolarity;
|
|
/* reset the ISO0 bit */
|
|
TIMER_CTL1(timer_periph) &= (~(uint32_t)TIMER_CTL1_ISO0);
|
|
/* set the ISO0 bit */
|
|
TIMER_CTL1(timer_periph) |= (uint32_t)ocpara->ocidlestate;
|
|
/* reset the ISO0N bit */
|
|
TIMER_CTL1(timer_periph) &= (~(uint32_t)TIMER_CTL1_ISO0N);
|
|
/* set the ISO0N bit */
|
|
TIMER_CTL1(timer_periph) |= (uint32_t)ocpara->ocnidlestate;
|
|
}
|
|
TIMER_CHCTL0(timer_periph) &= ~(uint32_t)TIMER_CHCTL0_CH0MS;
|
|
break;
|
|
/* configure TIMER_CH_1 */
|
|
case TIMER_CH_1:
|
|
/* reset the CH1EN bit */
|
|
TIMER_CHCTL2(timer_periph) &= (~(uint32_t)TIMER_CHCTL2_CH1EN);
|
|
/* set the CH1EN bit */
|
|
TIMER_CHCTL2(timer_periph) |= (uint32_t)((uint32_t)(ocpara->outputstate) << 4U);
|
|
/* reset the CH1P bit */
|
|
TIMER_CHCTL2(timer_periph) &= (~(uint32_t)TIMER_CHCTL2_CH1P);
|
|
/* set the CH1P bit */
|
|
TIMER_CHCTL2(timer_periph) |= (uint32_t)((uint32_t)(ocpara->ocpolarity) << 4U);
|
|
|
|
if (TIMER0 == timer_periph) {
|
|
/* reset the CH1NEN bit */
|
|
TIMER_CHCTL2(timer_periph) &= (~(uint32_t)TIMER_CHCTL2_CH1NEN);
|
|
/* set the CH1NEN bit */
|
|
TIMER_CHCTL2(timer_periph) |= (uint32_t)((uint32_t)(ocpara->outputnstate) << 4U);
|
|
/* reset the CH1NP bit */
|
|
TIMER_CHCTL2(timer_periph) &= (~(uint32_t)TIMER_CHCTL2_CH1NP);
|
|
/* set the CH1NP bit */
|
|
TIMER_CHCTL2(timer_periph) |= (uint32_t)((uint32_t)(ocpara->ocnpolarity) << 4U);
|
|
/* reset the ISO1 bit */
|
|
TIMER_CTL1(timer_periph) &= (~(uint32_t)TIMER_CTL1_ISO1);
|
|
/* set the ISO1 bit */
|
|
TIMER_CTL1(timer_periph) |= (uint32_t)((uint32_t)(ocpara->ocidlestate) << 2U);
|
|
/* reset the ISO1N bit */
|
|
TIMER_CTL1(timer_periph) &= (~(uint32_t)TIMER_CTL1_ISO1N);
|
|
/* set the ISO1N bit */
|
|
TIMER_CTL1(timer_periph) |= (uint32_t)((uint32_t)(ocpara->ocnidlestate) << 2U);
|
|
}
|
|
TIMER_CHCTL0(timer_periph) &= ~(uint32_t)TIMER_CHCTL0_CH1MS;
|
|
break;
|
|
/* configure TIMER_CH_2 */
|
|
case TIMER_CH_2:
|
|
/* reset the CH2EN bit */
|
|
TIMER_CHCTL2(timer_periph) &= (~(uint32_t)TIMER_CHCTL2_CH2EN);
|
|
/* set the CH2EN bit */
|
|
TIMER_CHCTL2(timer_periph) |= (uint32_t)((uint32_t)(ocpara->outputstate) << 8U);
|
|
/* reset the CH2P bit */
|
|
TIMER_CHCTL2(timer_periph) &= (~(uint32_t)TIMER_CHCTL2_CH2P);
|
|
/* set the CH2P bit */
|
|
TIMER_CHCTL2(timer_periph) |= (uint32_t)((uint32_t)(ocpara->ocpolarity) << 8U);
|
|
|
|
if (TIMER0 == timer_periph) {
|
|
/* reset the CH2NEN bit */
|
|
TIMER_CHCTL2(timer_periph) &= (~(uint32_t)TIMER_CHCTL2_CH2NEN);
|
|
/* set the CH2NEN bit */
|
|
TIMER_CHCTL2(timer_periph) |= (uint32_t)((uint32_t)(ocpara->outputnstate) << 8U);
|
|
/* reset the CH2NP bit */
|
|
TIMER_CHCTL2(timer_periph) &= (~(uint32_t)TIMER_CHCTL2_CH2NP);
|
|
/* set the CH2NP bit */
|
|
TIMER_CHCTL2(timer_periph) |= (uint32_t)((uint32_t)(ocpara->ocnpolarity) << 8U);
|
|
/* reset the ISO2 bit */
|
|
TIMER_CTL1(timer_periph) &= (~(uint32_t)TIMER_CTL1_ISO2);
|
|
/* set the ISO2 bit */
|
|
TIMER_CTL1(timer_periph) |= (uint32_t)((uint32_t)(ocpara->ocidlestate) << 4U);
|
|
/* reset the ISO2N bit */
|
|
TIMER_CTL1(timer_periph) &= (~(uint32_t)TIMER_CTL1_ISO2N);
|
|
/* set the ISO2N bit */
|
|
TIMER_CTL1(timer_periph) |= (uint32_t)((uint32_t)(ocpara->ocnidlestate) << 4U);
|
|
}
|
|
TIMER_CHCTL1(timer_periph) &= ~(uint32_t)TIMER_CHCTL1_CH2MS;
|
|
break;
|
|
/* configure TIMER_CH_3 */
|
|
case TIMER_CH_3:
|
|
/* reset the CH3EN bit */
|
|
TIMER_CHCTL2(timer_periph) &=(~(uint32_t)TIMER_CHCTL2_CH3EN);
|
|
/* set the CH3EN bit */
|
|
TIMER_CHCTL2(timer_periph) |= (uint32_t)((uint32_t)(ocpara->outputstate) << 12U);
|
|
/* reset the CH3P bit */
|
|
TIMER_CHCTL2(timer_periph) &= (~(uint32_t)TIMER_CHCTL2_CH3P);
|
|
/* set the CH3P bit */
|
|
TIMER_CHCTL2(timer_periph) |= (uint32_t)((uint32_t)(ocpara->ocpolarity) << 12U);
|
|
|
|
if (TIMER0 == timer_periph) {
|
|
/* reset the ISO3 bit */
|
|
TIMER_CTL1(timer_periph) &= (~(uint32_t)TIMER_CTL1_ISO3);
|
|
/* set the ISO3 bit */
|
|
TIMER_CTL1(timer_periph) |= (uint32_t)((uint32_t)(ocpara->ocidlestate) << 6U);
|
|
}
|
|
TIMER_CHCTL1(timer_periph) &= ~(uint32_t)TIMER_CHCTL1_CH3MS;
|
|
break;
|
|
default:
|
|
break;
|
|
}
|
|
}
|
|
|
|
/*!
|
|
\brief configure TIMER channel output compare mode
|
|
\param[in] timer_periph: TIMERx(x=0..4)
|
|
\param[in] channel:
|
|
only one parameter can be selected which is shown as below:
|
|
\arg TIMER_CH_0: TIMER channel 0(TIMERx(x=0..4))
|
|
\arg TIMER_CH_1: TIMER channel 1(TIMERx(x=0..4))
|
|
\arg TIMER_CH_2: TIMER channel 2(TIMERx(x=0..4))
|
|
\arg TIMER_CH_3: TIMER channel 3(TIMERx(x=0..4))
|
|
\param[in] ocmode: channel output compare mode
|
|
only one parameter can be selected which is shown as below:
|
|
\arg TIMER_OC_MODE_TIMING: timing mode
|
|
\arg TIMER_OC_MODE_ACTIVE: active mode
|
|
\arg TIMER_OC_MODE_INACTIVE: inactive mode
|
|
\arg TIMER_OC_MODE_TOGGLE: toggle mode
|
|
\arg TIMER_OC_MODE_LOW: force low mode
|
|
\arg TIMER_OC_MODE_HIGH: force high mode
|
|
\arg TIMER_OC_MODE_PWM0: PWM mode 0
|
|
\arg TIMER_OC_MODE_PWM1: PWM mode 1
|
|
\param[out] none
|
|
\retval none
|
|
*/
|
|
void timer_channel_output_mode_config(uint32_t timer_periph, uint16_t channel, uint16_t ocmode)
|
|
{
|
|
switch(channel){
|
|
/* configure TIMER_CH_0 */
|
|
case TIMER_CH_0:
|
|
TIMER_CHCTL0(timer_periph) &= (~(uint32_t)TIMER_CHCTL0_CH0COMCTL);
|
|
TIMER_CHCTL0(timer_periph) |= (uint32_t)ocmode;
|
|
break;
|
|
/* configure TIMER_CH_1 */
|
|
case TIMER_CH_1:
|
|
TIMER_CHCTL0(timer_periph) &= (~(uint32_t)TIMER_CHCTL0_CH1COMCTL);
|
|
TIMER_CHCTL0(timer_periph) |= (uint32_t)((uint32_t)(ocmode) << 8U);
|
|
break;
|
|
/* configure TIMER_CH_2 */
|
|
case TIMER_CH_2:
|
|
TIMER_CHCTL1(timer_periph) &= (~(uint32_t)TIMER_CHCTL1_CH2COMCTL);
|
|
TIMER_CHCTL1(timer_periph) |= (uint32_t)ocmode;
|
|
break;
|
|
/* configure TIMER_CH_3 */
|
|
case TIMER_CH_3:
|
|
TIMER_CHCTL1(timer_periph) &= (~(uint32_t)TIMER_CHCTL1_CH3COMCTL);
|
|
TIMER_CHCTL1(timer_periph) |= (uint32_t)((uint32_t)(ocmode) << 8U);
|
|
break;
|
|
default:
|
|
break;
|
|
}
|
|
}
|
|
|
|
/*!
|
|
\brief configure TIMER channel output pulse value
|
|
\param[in] timer_periph: TIMERx(x=0..4)
|
|
\param[in] channel:
|
|
only one parameter can be selected which is shown as below:
|
|
\arg TIMER_CH_0: TIMER channel 0(TIMERx(x=0..4))
|
|
\arg TIMER_CH_1: TIMER channel 1(TIMERx(x=0..4))
|
|
\arg TIMER_CH_2: TIMER channel 2(TIMERx(x=0..4))
|
|
\arg TIMER_CH_3: TIMER channel 3(TIMERx(x=0..4))
|
|
\param[in] pulse: channel output pulse value
|
|
\param[out] none
|
|
\retval none
|
|
*/
|
|
void timer_channel_output_pulse_value_config(uint32_t timer_periph, uint16_t channel, uint32_t pulse)
|
|
{
|
|
switch(channel){
|
|
/* configure TIMER_CH_0 */
|
|
case TIMER_CH_0:
|
|
TIMER_CH0CV(timer_periph) = (uint32_t)pulse;
|
|
break;
|
|
/* configure TIMER_CH_1 */
|
|
case TIMER_CH_1:
|
|
TIMER_CH1CV(timer_periph) = (uint32_t)pulse;
|
|
break;
|
|
/* configure TIMER_CH_2 */
|
|
case TIMER_CH_2:
|
|
TIMER_CH2CV(timer_periph) = (uint32_t)pulse;
|
|
break;
|
|
/* configure TIMER_CH_3 */
|
|
case TIMER_CH_3:
|
|
TIMER_CH3CV(timer_periph) = (uint32_t)pulse;
|
|
break;
|
|
default:
|
|
break;
|
|
}
|
|
}
|
|
|
|
/*!
|
|
\brief configure TIMER channel output shadow function
|
|
\param[in] timer_periph: TIMERx(x=0..4)
|
|
\param[in] channel:
|
|
only one parameter can be selected which is shown as below:
|
|
\arg TIMER_CH_0: TIMER channel 0(TIMERx(x=0..4))
|
|
\arg TIMER_CH_1: TIMER channel 1(TIMERx(x=0..4))
|
|
\arg TIMER_CH_2: TIMER channel 2(TIMERx(x=0..4))
|
|
\arg TIMER_CH_3: TIMER channel 3(TIMERx(x=0..4))
|
|
\param[in] ocshadow: channel output shadow state
|
|
only one parameter can be selected which is shown as below:
|
|
\arg TIMER_OC_SHADOW_ENABLE: channel output shadow state enable
|
|
\arg TIMER_OC_SHADOW_DISABLE: channel output shadow state disable
|
|
\param[out] none
|
|
\retval none
|
|
*/
|
|
void timer_channel_output_shadow_config(uint32_t timer_periph, uint16_t channel, uint16_t ocshadow)
|
|
{
|
|
switch(channel){
|
|
/* configure TIMER_CH_0 */
|
|
case TIMER_CH_0:
|
|
TIMER_CHCTL0(timer_periph) &= (~(uint32_t)TIMER_CHCTL0_CH0COMSEN);
|
|
TIMER_CHCTL0(timer_periph) |= (uint32_t)ocshadow;
|
|
break;
|
|
/* configure TIMER_CH_1 */
|
|
case TIMER_CH_1:
|
|
TIMER_CHCTL0(timer_periph) &= (~(uint32_t)TIMER_CHCTL0_CH1COMSEN);
|
|
TIMER_CHCTL0(timer_periph) |= (uint32_t)((uint32_t)(ocshadow) << 8U);
|
|
break;
|
|
/* configure TIMER_CH_2 */
|
|
case TIMER_CH_2:
|
|
TIMER_CHCTL1(timer_periph) &= (~(uint32_t)TIMER_CHCTL1_CH2COMSEN);
|
|
TIMER_CHCTL1(timer_periph) |= (uint32_t)ocshadow;
|
|
break;
|
|
/* configure TIMER_CH_3 */
|
|
case TIMER_CH_3:
|
|
TIMER_CHCTL1(timer_periph) &= (~(uint32_t)TIMER_CHCTL1_CH3COMSEN);
|
|
TIMER_CHCTL1(timer_periph) |= (uint32_t)((uint32_t)(ocshadow) << 8U);
|
|
break;
|
|
default:
|
|
break;
|
|
}
|
|
}
|
|
|
|
/*!
|
|
\brief configure TIMER channel output fast function
|
|
\param[in] timer_periph: TIMERx(x=0..4)
|
|
\param[in] channel:
|
|
only one parameter can be selected which is shown as below:
|
|
\arg TIMER_CH_0: TIMER channel 0(TIMERx(x=0..4))
|
|
\arg TIMER_CH_1: TIMER channel 1(TIMERx(x=0..4))
|
|
\arg TIMER_CH_2: TIMER channel 2(TIMERx(x=0..4))
|
|
\arg TIMER_CH_3: TIMER channel 3(TIMERx(x=0..4))
|
|
\param[in] ocfast: channel output fast function
|
|
only one parameter can be selected which is shown as below:
|
|
\arg TIMER_OC_FAST_ENABLE: channel output fast function enable
|
|
\arg TIMER_OC_FAST_DISABLE: channel output fast function disable
|
|
\param[out] none
|
|
\retval none
|
|
*/
|
|
void timer_channel_output_fast_config(uint32_t timer_periph, uint16_t channel, uint16_t ocfast)
|
|
{
|
|
switch(channel){
|
|
/* configure TIMER_CH_0 */
|
|
case TIMER_CH_0:
|
|
TIMER_CHCTL0(timer_periph) &= (~(uint32_t)TIMER_CHCTL0_CH0COMFEN);
|
|
TIMER_CHCTL0(timer_periph) |= (uint32_t)ocfast;
|
|
break;
|
|
/* configure TIMER_CH_1 */
|
|
case TIMER_CH_1:
|
|
TIMER_CHCTL0(timer_periph) &= (~(uint32_t)TIMER_CHCTL0_CH1COMFEN);
|
|
TIMER_CHCTL0(timer_periph) |= (uint32_t)((uint32_t)ocfast << 8U);
|
|
break;
|
|
/* configure TIMER_CH_2 */
|
|
case TIMER_CH_2:
|
|
TIMER_CHCTL1(timer_periph) &= (~(uint32_t)TIMER_CHCTL1_CH2COMFEN);
|
|
TIMER_CHCTL1(timer_periph) |= (uint32_t)ocfast;
|
|
break;
|
|
/* configure TIMER_CH_3 */
|
|
case TIMER_CH_3:
|
|
TIMER_CHCTL1(timer_periph) &= (~(uint32_t)TIMER_CHCTL1_CH3COMFEN);
|
|
TIMER_CHCTL1(timer_periph) |= (uint32_t)((uint32_t)ocfast << 8U);
|
|
break;
|
|
default:
|
|
break;
|
|
}
|
|
}
|
|
|
|
/*!
|
|
\brief configure TIMER channel output clear function
|
|
\param[in] timer_periph: TIMERx(x=0..4)
|
|
\param[in] channel:
|
|
only one parameter can be selected which is shown as below:
|
|
\arg TIMER_CH_0: TIMER channel 0(TIMERx(x=0..4))
|
|
\arg TIMER_CH_1: TIMER channel 1(TIMERx(x=0..41))
|
|
\arg TIMER_CH_2: TIMER channel 2(TIMERx(x=0..4))
|
|
\arg TIMER_CH_3: TIMER channel 3(TIMERx(x=0..4))
|
|
\param[in] occlear: channel output clear function
|
|
only one parameter can be selected which is shown as below:
|
|
\arg TIMER_OC_CLEAR_ENABLE: channel output clear function enable
|
|
\arg TIMER_OC_CLEAR_DISABLE: channel output clear function disable
|
|
\param[out] none
|
|
\retval none
|
|
*/
|
|
void timer_channel_output_clear_config(uint32_t timer_periph, uint16_t channel, uint16_t occlear)
|
|
{
|
|
switch(channel){
|
|
/* configure TIMER_CH_0 */
|
|
case TIMER_CH_0:
|
|
TIMER_CHCTL0(timer_periph) &= (~(uint32_t)TIMER_CHCTL0_CH0COMCEN);
|
|
TIMER_CHCTL0(timer_periph) |= (uint32_t)occlear;
|
|
break;
|
|
/* configure TIMER_CH_1 */
|
|
case TIMER_CH_1:
|
|
TIMER_CHCTL0(timer_periph) &= (~(uint32_t)TIMER_CHCTL0_CH1COMCEN);
|
|
TIMER_CHCTL0(timer_periph) |= (uint32_t)((uint32_t)occlear << 8U);
|
|
break;
|
|
/* configure TIMER_CH_2 */
|
|
case TIMER_CH_2:
|
|
TIMER_CHCTL1(timer_periph) &= (~(uint32_t)TIMER_CHCTL1_CH2COMCEN);
|
|
TIMER_CHCTL1(timer_periph) |= (uint32_t)occlear;
|
|
break;
|
|
/* configure TIMER_CH_3 */
|
|
case TIMER_CH_3:
|
|
TIMER_CHCTL1(timer_periph) &= (~(uint32_t)TIMER_CHCTL1_CH3COMCEN);
|
|
TIMER_CHCTL1(timer_periph) |= (uint32_t)((uint32_t)occlear << 8U);
|
|
break;
|
|
default:
|
|
break;
|
|
}
|
|
}
|
|
|
|
/*!
|
|
\brief configure TIMER channel output polarity
|
|
\param[in] timer_periph: TIMERx(x=0..4)
|
|
\param[in] channel:
|
|
only one parameter can be selected which is shown as below:
|
|
\arg TIMER_CH_0: TIMER channel 0(TIMERx(x=0..4))
|
|
\arg TIMER_CH_1: TIMER channel 1(TIMERx(x=0..4))
|
|
\arg TIMER_CH_2: TIMER channel 2(TIMERx(x=0..4))
|
|
\arg TIMER_CH_3: TIMER channel 3(TIMERx(x=0..4))
|
|
\param[in] ocpolarity: channel output polarity
|
|
only one parameter can be selected which is shown as below:
|
|
\arg TIMER_OC_POLARITY_HIGH: channel output polarity is high
|
|
\arg TIMER_OC_POLARITY_LOW: channel output polarity is low
|
|
\param[out] none
|
|
\retval none
|
|
*/
|
|
void timer_channel_output_polarity_config(uint32_t timer_periph, uint16_t channel, uint16_t ocpolarity)
|
|
{
|
|
switch(channel){
|
|
/* configure TIMER_CH_0 */
|
|
case TIMER_CH_0:
|
|
TIMER_CHCTL2(timer_periph) &= (~(uint32_t)TIMER_CHCTL2_CH0P);
|
|
TIMER_CHCTL2(timer_periph) |= (uint32_t)ocpolarity;
|
|
break;
|
|
/* configure TIMER_CH_1 */
|
|
case TIMER_CH_1:
|
|
TIMER_CHCTL2(timer_periph) &= (~(uint32_t)TIMER_CHCTL2_CH1P);
|
|
TIMER_CHCTL2(timer_periph) |= (uint32_t)((uint32_t)ocpolarity << 4U);
|
|
break;
|
|
/* configure TIMER_CH_2 */
|
|
case TIMER_CH_2:
|
|
TIMER_CHCTL2(timer_periph) &= (~(uint32_t)TIMER_CHCTL2_CH2P);
|
|
TIMER_CHCTL2(timer_periph) |= (uint32_t)((uint32_t)ocpolarity << 8U);
|
|
break;
|
|
/* configure TIMER_CH_3 */
|
|
case TIMER_CH_3:
|
|
TIMER_CHCTL2(timer_periph) &= (~(uint32_t)TIMER_CHCTL2_CH3P);
|
|
TIMER_CHCTL2(timer_periph) |= (uint32_t)((uint32_t)ocpolarity << 12U);
|
|
break;
|
|
default:
|
|
break;
|
|
}
|
|
}
|
|
|
|
/*!
|
|
\brief configure TIMER channel complementary output polarity
|
|
\param[in] timer_periph: TIMERx(x=0)
|
|
\param[in] channel:
|
|
only one parameter can be selected which is shown as below:
|
|
\arg TIMER_CH_0: TIMER channel 0(TIMERx(x=0))
|
|
\arg TIMER_CH_1: TIMER channel 1(TIMERx(x=0))
|
|
\arg TIMER_CH_2: TIMER channel 2(TIMERx(x=0))
|
|
\param[in] ocnpolarity: channel complementary output polarity
|
|
only one parameter can be selected which is shown as below:
|
|
\arg TIMER_OCN_POLARITY_HIGH: channel complementary output polarity is high
|
|
\arg TIMER_OCN_POLARITY_LOW: channel complementary output polarity is low
|
|
\param[out] none
|
|
\retval none
|
|
*/
|
|
void timer_channel_complementary_output_polarity_config(uint32_t timer_periph, uint16_t channel, uint16_t ocnpolarity)
|
|
{
|
|
switch(channel){
|
|
/* configure TIMER_CH_0 */
|
|
case TIMER_CH_0:
|
|
TIMER_CHCTL2(timer_periph) &= (~(uint32_t)TIMER_CHCTL2_CH0NP);
|
|
TIMER_CHCTL2(timer_periph) |= (uint32_t)ocnpolarity;
|
|
break;
|
|
/* configure TIMER_CH_1 */
|
|
case TIMER_CH_1:
|
|
TIMER_CHCTL2(timer_periph) &= (~(uint32_t)TIMER_CHCTL2_CH1NP);
|
|
TIMER_CHCTL2(timer_periph) |= (uint32_t)((uint32_t)ocnpolarity << 4U);
|
|
break;
|
|
/* configure TIMER_CH_2 */
|
|
case TIMER_CH_2:
|
|
TIMER_CHCTL2(timer_periph) &= (~(uint32_t)TIMER_CHCTL2_CH2NP);
|
|
TIMER_CHCTL2(timer_periph) |= (uint32_t)((uint32_t)ocnpolarity << 8U);
|
|
break;
|
|
default:
|
|
break;
|
|
}
|
|
}
|
|
|
|
/*!
|
|
\brief configure TIMER channel enable state
|
|
\param[in] timer_periph: TIMERx(x=0..4)
|
|
\param[in] channel:
|
|
only one parameter can be selected which is shown as below:
|
|
\arg TIMER_CH_0: TIMER channel 0(TIMERx(x=0..4))
|
|
\arg TIMER_CH_1: TIMER channel 1(TIMERx(x=0..4))
|
|
\arg TIMER_CH_2: TIMER channel 2(TIMERx(x=0..4))
|
|
\arg TIMER_CH_3: TIMER channel 3(TIMERx(x=0..4))
|
|
\param[in] state: TIMER channel enable state
|
|
only one parameter can be selected which is shown as below:
|
|
\arg TIMER_CCX_ENABLE: channel enable
|
|
\arg TIMER_CCX_DISABLE: channel disable
|
|
\param[out] none
|
|
\retval none
|
|
*/
|
|
void timer_channel_output_state_config(uint32_t timer_periph, uint16_t channel, uint32_t state)
|
|
{
|
|
switch(channel){
|
|
/* configure TIMER_CH_0 */
|
|
case TIMER_CH_0:
|
|
TIMER_CHCTL2(timer_periph) &= (~(uint32_t)TIMER_CHCTL2_CH0EN);
|
|
TIMER_CHCTL2(timer_periph) |= (uint32_t)state;
|
|
break;
|
|
/* configure TIMER_CH_1 */
|
|
case TIMER_CH_1:
|
|
TIMER_CHCTL2(timer_periph) &= (~(uint32_t)TIMER_CHCTL2_CH1EN);
|
|
TIMER_CHCTL2(timer_periph) |= (uint32_t)((uint32_t)state << 4U);
|
|
break;
|
|
/* configure TIMER_CH_2 */
|
|
case TIMER_CH_2:
|
|
TIMER_CHCTL2(timer_periph) &= (~(uint32_t)TIMER_CHCTL2_CH2EN);
|
|
TIMER_CHCTL2(timer_periph) |= (uint32_t)((uint32_t)state << 8U);
|
|
break;
|
|
/* configure TIMER_CH_3 */
|
|
case TIMER_CH_3:
|
|
TIMER_CHCTL2(timer_periph) &= (~(uint32_t)TIMER_CHCTL2_CH3EN);
|
|
TIMER_CHCTL2(timer_periph) |= (uint32_t)((uint32_t)state << 12U);
|
|
break;
|
|
default:
|
|
break;
|
|
}
|
|
}
|
|
|
|
/*!
|
|
\brief configure TIMER channel complementary output enable state
|
|
\param[in] timer_periph: TIMERx(x=0)
|
|
\param[in] channel:
|
|
only one parameter can be selected which is shown as below:
|
|
\arg TIMER_CH_0: TIMER channel 0
|
|
\arg TIMER_CH_1: TIMER channel 1
|
|
\arg TIMER_CH_2: TIMER channel 2
|
|
\param[in] ocnstate: TIMER channel complementary output enable state
|
|
only one parameter can be selected which is shown as below:
|
|
\arg TIMER_CCXN_ENABLE: channel complementary enable
|
|
\arg TIMER_CCXN_DISABLE: channel complementary disable
|
|
\param[out] none
|
|
\retval none
|
|
*/
|
|
void timer_channel_complementary_output_state_config(uint32_t timer_periph, uint16_t channel, uint16_t ocnstate)
|
|
{
|
|
switch(channel){
|
|
/* configure TIMER_CH_0 */
|
|
case TIMER_CH_0:
|
|
TIMER_CHCTL2(timer_periph) &= (~(uint32_t)TIMER_CHCTL2_CH0NEN);
|
|
TIMER_CHCTL2(timer_periph) |= (uint32_t)ocnstate;
|
|
break;
|
|
/* configure TIMER_CH_1 */
|
|
case TIMER_CH_1:
|
|
TIMER_CHCTL2(timer_periph) &= (~(uint32_t)TIMER_CHCTL2_CH1NEN);
|
|
TIMER_CHCTL2(timer_periph) |= (uint32_t)((uint32_t)ocnstate << 4U);
|
|
break;
|
|
/* configure TIMER_CH_2 */
|
|
case TIMER_CH_2:
|
|
TIMER_CHCTL2(timer_periph) &= (~(uint32_t)TIMER_CHCTL2_CH2NEN);
|
|
TIMER_CHCTL2(timer_periph) |= (uint32_t)((uint32_t)ocnstate << 8U);
|
|
break;
|
|
default:
|
|
break;
|
|
}
|
|
}
|
|
|
|
/*!
|
|
\brief initialize TIMER channel input parameter struct with a default value
|
|
\param[in] icpara: TIMER channel intput parameter struct
|
|
\param[out] none
|
|
\retval none
|
|
*/
|
|
void timer_channel_input_struct_para_init(timer_ic_parameter_struct* icpara)
|
|
{
|
|
/* initialize the channel input parameter struct member with the default value */
|
|
icpara->icpolarity = TIMER_IC_POLARITY_RISING;
|
|
icpara->icselection = TIMER_IC_SELECTION_DIRECTTI;
|
|
icpara->icprescaler = TIMER_IC_PSC_DIV1;
|
|
icpara->icfilter = 0U;
|
|
}
|
|
|
|
/*!
|
|
\brief configure TIMER input capture parameter
|
|
\param[in] timer_periph: TIMERx(x=0..4)
|
|
\param[in] channel:
|
|
only one parameter can be selected which is shown as below:
|
|
\arg TIMER_CH_0: TIMER channel 0(TIMERx(x=0..4))
|
|
\arg TIMER_CH_1: TIMER channel 1(TIMERx(x=0..4))
|
|
\arg TIMER_CH_2: TIMER channel 2(TIMERx(x=0..4))
|
|
\arg TIMER_CH_3: TIMER channel 3(TIMERx(x=0..4))
|
|
\param[in] icpara: TIMER channel intput parameter struct
|
|
icpolarity: TIMER_IC_POLARITY_RISING, TIMER_IC_POLARITY_FALLING,
|
|
TIMER_IC_POLARITY_BOTH_EDGE(only for TIMER1~TIMER8)
|
|
icselection: TIMER_IC_SELECTION_DIRECTTI, TIMER_IC_SELECTION_INDIRECTTI,
|
|
TIMER_IC_SELECTION_ITS
|
|
icprescaler: TIMER_IC_PSC_DIV1, TIMER_IC_PSC_DIV2, TIMER_IC_PSC_DIV4,
|
|
TIMER_IC_PSC_DIV8
|
|
icfilter: 0~15
|
|
\param[out] none
|
|
\retval none
|
|
*/
|
|
void timer_input_capture_config(uint32_t timer_periph, uint16_t channel, timer_ic_parameter_struct* icpara)
|
|
{
|
|
switch(channel){
|
|
/* configure TIMER_CH_0 */
|
|
case TIMER_CH_0:
|
|
/* reset the CH0EN bit */
|
|
TIMER_CHCTL2(timer_periph) &= (~(uint32_t)TIMER_CHCTL2_CH0EN);
|
|
|
|
/* reset the CH0P and CH0NP bits */
|
|
TIMER_CHCTL2(timer_periph) &= (~(uint32_t)(TIMER_CHCTL2_CH0P | TIMER_CHCTL2_CH0NP));
|
|
TIMER_CHCTL2(timer_periph) |= (uint32_t)(icpara->icpolarity);
|
|
/* reset the CH0MS bit */
|
|
TIMER_CHCTL0(timer_periph) &= (~(uint32_t)TIMER_CHCTL0_CH0MS);
|
|
TIMER_CHCTL0(timer_periph) |= (uint32_t)(icpara->icselection);
|
|
/* reset the CH0CAPFLT bit */
|
|
TIMER_CHCTL0(timer_periph) &= (~(uint32_t)TIMER_CHCTL0_CH0CAPFLT);
|
|
TIMER_CHCTL0(timer_periph) |= (uint32_t)((uint32_t)(icpara->icfilter) << 4U);
|
|
|
|
/* set the CH0EN bit */
|
|
TIMER_CHCTL2(timer_periph) |= (uint32_t)TIMER_CHCTL2_CH0EN;
|
|
break;
|
|
|
|
/* configure TIMER_CH_1 */
|
|
case TIMER_CH_1:
|
|
/* reset the CH1EN bit */
|
|
TIMER_CHCTL2(timer_periph) &= (~(uint32_t)TIMER_CHCTL2_CH1EN);
|
|
|
|
/* reset the CH1P and CH1NP bits */
|
|
TIMER_CHCTL2(timer_periph) &= (~(uint32_t)(TIMER_CHCTL2_CH1P | TIMER_CHCTL2_CH1NP));
|
|
TIMER_CHCTL2(timer_periph) |= (uint32_t)((uint32_t)(icpara->icpolarity) << 4U);
|
|
/* reset the CH1MS bit */
|
|
TIMER_CHCTL0(timer_periph) &= (~(uint32_t)TIMER_CHCTL0_CH1MS);
|
|
TIMER_CHCTL0(timer_periph) |= (uint32_t)((uint32_t)(icpara->icselection) << 8U);
|
|
/* reset the CH1CAPFLT bit */
|
|
TIMER_CHCTL0(timer_periph) &= (~(uint32_t)TIMER_CHCTL0_CH1CAPFLT);
|
|
TIMER_CHCTL0(timer_periph) |= (uint32_t)((uint32_t)(icpara->icfilter) << 12U);
|
|
|
|
/* set the CH1EN bit */
|
|
TIMER_CHCTL2(timer_periph) |= (uint32_t)TIMER_CHCTL2_CH1EN;
|
|
break;
|
|
/* configure TIMER_CH_2 */
|
|
case TIMER_CH_2:
|
|
/* reset the CH2EN bit */
|
|
TIMER_CHCTL2(timer_periph) &= (~(uint32_t)TIMER_CHCTL2_CH2EN);
|
|
|
|
/* reset the CH2P and CH2NP bits */
|
|
TIMER_CHCTL2(timer_periph) &= (~(uint32_t)(TIMER_CHCTL2_CH2P | TIMER_CHCTL2_CH2NP));
|
|
TIMER_CHCTL2(timer_periph) |= (uint32_t)((uint32_t)(icpara->icpolarity) << 8U);
|
|
|
|
/* reset the CH2MS bit */
|
|
TIMER_CHCTL1(timer_periph) &= (~(uint32_t)TIMER_CHCTL1_CH2MS);
|
|
TIMER_CHCTL1(timer_periph) |= (uint32_t)((uint32_t)(icpara->icselection));
|
|
|
|
/* reset the CH2CAPFLT bit */
|
|
TIMER_CHCTL1(timer_periph) &= (~(uint32_t)TIMER_CHCTL1_CH2CAPFLT);
|
|
TIMER_CHCTL1(timer_periph) |= (uint32_t)((uint32_t)(icpara->icfilter) << 4U);
|
|
|
|
/* set the CH2EN bit */
|
|
TIMER_CHCTL2(timer_periph) |= (uint32_t)TIMER_CHCTL2_CH2EN;
|
|
break;
|
|
/* configure TIMER_CH_3 */
|
|
case TIMER_CH_3:
|
|
/* reset the CH3EN bit */
|
|
TIMER_CHCTL2(timer_periph) &= (~(uint32_t)TIMER_CHCTL2_CH3EN);
|
|
|
|
/* reset the CH3P bits */
|
|
TIMER_CHCTL2(timer_periph) &= (~(uint32_t)(TIMER_CHCTL2_CH3P));
|
|
TIMER_CHCTL2(timer_periph) |= (uint32_t)((uint32_t)(icpara->icpolarity) << 12U);
|
|
|
|
/* reset the CH3MS bit */
|
|
TIMER_CHCTL1(timer_periph) &= (~(uint32_t)TIMER_CHCTL1_CH3MS);
|
|
TIMER_CHCTL1(timer_periph) |= (uint32_t)((uint32_t)(icpara->icselection) << 8U);
|
|
|
|
/* reset the CH3CAPFLT bit */
|
|
TIMER_CHCTL1(timer_periph) &= (~(uint32_t)TIMER_CHCTL1_CH3CAPFLT);
|
|
TIMER_CHCTL1(timer_periph) |= (uint32_t)((uint32_t)(icpara->icfilter) << 12U);
|
|
|
|
/* set the CH3EN bit */
|
|
TIMER_CHCTL2(timer_periph) |= (uint32_t)TIMER_CHCTL2_CH3EN;
|
|
break;
|
|
default:
|
|
break;
|
|
}
|
|
/* configure TIMER channel input capture prescaler value */
|
|
timer_channel_input_capture_prescaler_config(timer_periph, channel, (uint16_t)(icpara->icprescaler));
|
|
}
|
|
|
|
/*!
|
|
\brief configure TIMER channel input capture prescaler value
|
|
\param[in] timer_periph: TIMERx(x=0..4)
|
|
\param[in] channel:
|
|
only one parameter can be selected which is shown as below:
|
|
\arg TIMER_CH_0: TIMER channel 0(TIMERx(x=0..4))
|
|
\arg TIMER_CH_1: TIMER channel 1(TIMERx(x=0..4))
|
|
\arg TIMER_CH_2: TIMER channel 2(TIMERx(x=0..4))
|
|
\arg TIMER_CH_3: TIMER channel 3(TIMERx(x=0..4))
|
|
\param[in] prescaler: channel input capture prescaler value
|
|
only one parameter can be selected which is shown as below:
|
|
\arg TIMER_IC_PSC_DIV1: no prescaler
|
|
\arg TIMER_IC_PSC_DIV2: divided by 2
|
|
\arg TIMER_IC_PSC_DIV4: divided by 4
|
|
\arg TIMER_IC_PSC_DIV8: divided by 8
|
|
\param[out] none
|
|
\retval none
|
|
*/
|
|
void timer_channel_input_capture_prescaler_config(uint32_t timer_periph, uint16_t channel, uint16_t prescaler)
|
|
{
|
|
switch(channel){
|
|
/* configure TIMER_CH_0 */
|
|
case TIMER_CH_0:
|
|
TIMER_CHCTL0(timer_periph) &= (~(uint32_t)TIMER_CHCTL0_CH0CAPPSC);
|
|
TIMER_CHCTL0(timer_periph) |= (uint32_t)prescaler;
|
|
break;
|
|
/* configure TIMER_CH_1 */
|
|
case TIMER_CH_1:
|
|
TIMER_CHCTL0(timer_periph) &= (~(uint32_t)TIMER_CHCTL0_CH1CAPPSC);
|
|
TIMER_CHCTL0(timer_periph) |= ((uint32_t)prescaler << 8U);
|
|
break;
|
|
/* configure TIMER_CH_2 */
|
|
case TIMER_CH_2:
|
|
TIMER_CHCTL1(timer_periph) &= (~(uint32_t)TIMER_CHCTL1_CH2CAPPSC);
|
|
TIMER_CHCTL1(timer_periph) |= (uint32_t)prescaler;
|
|
break;
|
|
/* configure TIMER_CH_3 */
|
|
case TIMER_CH_3:
|
|
TIMER_CHCTL1(timer_periph) &= (~(uint32_t)TIMER_CHCTL1_CH3CAPPSC);
|
|
TIMER_CHCTL1(timer_periph) |= ((uint32_t)prescaler << 8U);
|
|
break;
|
|
default:
|
|
break;
|
|
}
|
|
}
|
|
|
|
/*!
|
|
\brief read TIMER channel capture compare register value
|
|
\param[in] timer_periph: please refer to the following parameters
|
|
\param[in] channel:
|
|
only one parameter can be selected which is shown as below:
|
|
\arg TIMER_CH_0: TIMER channel 0(TIMERx(x=0..4))
|
|
\arg TIMER_CH_1: TIMER channel 1(TIMERx(x=0..4))
|
|
\arg TIMER_CH_2: TIMER channel 2(TIMERx(x=0..4))
|
|
\arg TIMER_CH_3: TIMER channel 3(TIMERx(x=0..4))
|
|
\param[out] none
|
|
\retval channel capture compare register value
|
|
*/
|
|
uint32_t timer_channel_capture_value_register_read(uint32_t timer_periph, uint16_t channel)
|
|
{
|
|
uint32_t count_value = 0U;
|
|
|
|
switch(channel){
|
|
case TIMER_CH_0:
|
|
/* read TIMER channel 0 capture compare register value */
|
|
count_value = TIMER_CH0CV(timer_periph);
|
|
break;
|
|
case TIMER_CH_1:
|
|
/* read TIMER channel 1 capture compare register value */
|
|
count_value = TIMER_CH1CV(timer_periph);
|
|
break;
|
|
case TIMER_CH_2:
|
|
/* read TIMER channel 2 capture compare register value */
|
|
count_value = TIMER_CH2CV(timer_periph);
|
|
break;
|
|
case TIMER_CH_3:
|
|
/* read TIMER channel 3 capture compare register value */
|
|
count_value = TIMER_CH3CV(timer_periph);
|
|
break;
|
|
default:
|
|
break;
|
|
}
|
|
return (count_value);
|
|
}
|
|
|
|
/*!
|
|
\brief configure TIMER input pwm capture function
|
|
\param[in] timer_periph: TIMERx(x=0..4)
|
|
\param[in] channel:
|
|
only one parameter can be selected which is shown as below:
|
|
\arg TIMER_CH_0: TIMER channel 0
|
|
\arg TIMER_CH_1: TIMER channel 1
|
|
\param[in] icpwm: TIMER channel intput pwm parameter struct
|
|
icpolarity: TIMER_IC_POLARITY_RISING, TIMER_IC_POLARITY_FALLING
|
|
icselection: TIMER_IC_SELECTION_DIRECTTI, TIMER_IC_SELECTION_INDIRECTTI
|
|
icprescaler: TIMER_IC_PSC_DIV1, TIMER_IC_PSC_DIV2, TIMER_IC_PSC_DIV4,
|
|
TIMER_IC_PSC_DIV8
|
|
icfilter: 0~15
|
|
\param[out] none
|
|
\retval none
|
|
*/
|
|
void timer_input_pwm_capture_config(uint32_t timer_periph, uint16_t channel, timer_ic_parameter_struct* icpwm)
|
|
{
|
|
uint16_t icpolarity = 0x0U;
|
|
uint16_t icselection = 0x0U;
|
|
|
|
/* Set channel input polarity */
|
|
if(TIMER_IC_POLARITY_RISING == icpwm->icpolarity){
|
|
icpolarity = TIMER_IC_POLARITY_FALLING;
|
|
}else{
|
|
icpolarity = TIMER_IC_POLARITY_RISING;
|
|
}
|
|
/* Set channel input mode selection */
|
|
if(TIMER_IC_SELECTION_DIRECTTI == icpwm->icselection){
|
|
icselection = TIMER_IC_SELECTION_INDIRECTTI;
|
|
}else{
|
|
icselection = TIMER_IC_SELECTION_DIRECTTI;
|
|
}
|
|
|
|
if(TIMER_CH_0 == channel){
|
|
/* reset the CH0EN bit */
|
|
TIMER_CHCTL2(timer_periph) &= (~(uint32_t)TIMER_CHCTL2_CH0EN);
|
|
/* reset the CH0P and CH0NP bits */
|
|
TIMER_CHCTL2(timer_periph) &= (~(uint32_t)(TIMER_CHCTL2_CH0P | TIMER_CHCTL2_CH0NP));
|
|
/* set the CH0P and CH0NP bits */
|
|
TIMER_CHCTL2(timer_periph) |= (uint32_t)(icpwm->icpolarity);
|
|
/* reset the CH0MS bit */
|
|
TIMER_CHCTL0(timer_periph) &= (~(uint32_t)TIMER_CHCTL0_CH0MS);
|
|
/* set the CH0MS bit */
|
|
TIMER_CHCTL0(timer_periph) |= (uint32_t)(icpwm->icselection);
|
|
/* reset the CH0CAPFLT bit */
|
|
TIMER_CHCTL0(timer_periph) &= (~(uint32_t)TIMER_CHCTL0_CH0CAPFLT);
|
|
/* set the CH0CAPFLT bit */
|
|
TIMER_CHCTL0(timer_periph) |= ((uint32_t)(icpwm->icfilter) << 4U);
|
|
/* set the CH0EN bit */
|
|
TIMER_CHCTL2(timer_periph) |= (uint32_t)TIMER_CHCTL2_CH0EN;
|
|
/* configure TIMER channel input capture prescaler value */
|
|
timer_channel_input_capture_prescaler_config(timer_periph, TIMER_CH_0, (uint16_t)(icpwm->icprescaler));
|
|
|
|
/* reset the CH1EN bit */
|
|
TIMER_CHCTL2(timer_periph) &= (~(uint32_t)TIMER_CHCTL2_CH1EN);
|
|
/* reset the CH1P and CH1NP bits */
|
|
TIMER_CHCTL2(timer_periph) &= (~(uint32_t)(TIMER_CHCTL2_CH1P | TIMER_CHCTL2_CH1NP));
|
|
/* set the CH1P and CH1NP bits */
|
|
TIMER_CHCTL2(timer_periph) |= (uint32_t)((uint32_t)icpolarity<< 4U);
|
|
/* reset the CH1MS bit */
|
|
TIMER_CHCTL0(timer_periph) &= (~(uint32_t)TIMER_CHCTL0_CH1MS);
|
|
/* set the CH1MS bit */
|
|
TIMER_CHCTL0(timer_periph) |= (uint32_t)((uint32_t)icselection << 8U);
|
|
/* reset the CH1CAPFLT bit */
|
|
TIMER_CHCTL0(timer_periph) &= (~(uint32_t)TIMER_CHCTL0_CH1CAPFLT);
|
|
/* set the CH1CAPFLT bit */
|
|
TIMER_CHCTL0(timer_periph) |= (uint32_t)((uint32_t)(icpwm->icfilter) << 12U);
|
|
/* set the CH1EN bit */
|
|
TIMER_CHCTL2(timer_periph) |= (uint32_t)TIMER_CHCTL2_CH1EN;
|
|
/* configure TIMER channel input capture prescaler value */
|
|
timer_channel_input_capture_prescaler_config(timer_periph, TIMER_CH_1, (uint16_t)(icpwm->icprescaler));
|
|
}else{
|
|
/* reset the CH1EN bit */
|
|
TIMER_CHCTL2(timer_periph) &= (~(uint32_t)TIMER_CHCTL2_CH1EN);
|
|
/* reset the CH1P and CH1NP bits */
|
|
TIMER_CHCTL2(timer_periph) &= (~(uint32_t)(TIMER_CHCTL2_CH1P | TIMER_CHCTL2_CH1NP));
|
|
/* set the CH1P and CH1NP bits */
|
|
TIMER_CHCTL2(timer_periph) |= (uint32_t)((uint32_t)(icpwm->icpolarity) << 4U);
|
|
/* reset the CH1MS bit */
|
|
TIMER_CHCTL0(timer_periph) &= (~(uint32_t)TIMER_CHCTL0_CH1MS);
|
|
/* set the CH1MS bit */
|
|
TIMER_CHCTL0(timer_periph) |= (uint32_t)((uint32_t)(icpwm->icselection) << 8U);
|
|
/* reset the CH1CAPFLT bit */
|
|
TIMER_CHCTL0(timer_periph) &= (~(uint32_t)TIMER_CHCTL0_CH1CAPFLT);
|
|
/* set the CH1CAPFLT bit */
|
|
TIMER_CHCTL0(timer_periph) |= (uint32_t)((uint32_t)(icpwm->icfilter) << 12U);
|
|
/* set the CH1EN bit */
|
|
TIMER_CHCTL2(timer_periph) |= (uint32_t)TIMER_CHCTL2_CH1EN;
|
|
/* configure TIMER channel input capture prescaler value */
|
|
timer_channel_input_capture_prescaler_config(timer_periph, TIMER_CH_1, (uint16_t)(icpwm->icprescaler));
|
|
|
|
/* reset the CH0EN bit */
|
|
TIMER_CHCTL2(timer_periph) &= (~(uint32_t)TIMER_CHCTL2_CH0EN);
|
|
/* reset the CH0P and CH0NP bits */
|
|
TIMER_CHCTL2(timer_periph) &= (~(uint32_t)(TIMER_CHCTL2_CH0P | TIMER_CHCTL2_CH0NP));
|
|
/* set the CH0P and CH0NP bits */
|
|
TIMER_CHCTL2(timer_periph) |= (uint32_t)icpolarity;
|
|
/* reset the CH0MS bit */
|
|
TIMER_CHCTL0(timer_periph) &= (~(uint32_t)TIMER_CHCTL0_CH0MS);
|
|
/* set the CH0MS bit */
|
|
TIMER_CHCTL0(timer_periph) |= (uint32_t)icselection;
|
|
/* reset the CH0CAPFLT bit */
|
|
TIMER_CHCTL0(timer_periph) &= (~(uint32_t)TIMER_CHCTL0_CH0CAPFLT);
|
|
/* set the CH0CAPFLT bit */
|
|
TIMER_CHCTL0(timer_periph) |= ((uint32_t)(icpwm->icfilter) << 4U);
|
|
/* set the CH0EN bit */
|
|
TIMER_CHCTL2(timer_periph) |= (uint32_t)TIMER_CHCTL2_CH0EN;
|
|
/* configure TIMER channel input capture prescaler value */
|
|
timer_channel_input_capture_prescaler_config(timer_periph, TIMER_CH_0, (uint16_t)(icpwm->icprescaler));
|
|
}
|
|
}
|
|
|
|
/*!
|
|
\brief configure TIMER hall sensor mode
|
|
\param[in] timer_periph: TIMERx(x=0..4)
|
|
\param[in] hallmode:
|
|
only one parameter can be selected which is shown as below:
|
|
\arg TIMER_HALLINTERFACE_ENABLE: TIMER hall sensor mode enable
|
|
\arg TIMER_HALLINTERFACE_DISABLE: TIMER hall sensor mode disable
|
|
\param[out] none
|
|
\retval none
|
|
*/
|
|
void timer_hall_mode_config(uint32_t timer_periph, uint32_t hallmode)
|
|
{
|
|
if(TIMER_HALLINTERFACE_ENABLE == hallmode){
|
|
TIMER_CTL1(timer_periph) |= (uint32_t)TIMER_CTL1_TI0S;
|
|
}else if(TIMER_HALLINTERFACE_DISABLE == hallmode){
|
|
TIMER_CTL1(timer_periph) &= ~(uint32_t)TIMER_CTL1_TI0S;
|
|
}else{
|
|
/* illegal parameters */
|
|
}
|
|
}
|
|
|
|
/*!
|
|
\brief select TIMER input trigger source
|
|
\param[in] timer_periph: TIMERx(x=0..4)
|
|
\param[in] intrigger:
|
|
only one parameter can be selected which is shown as below:
|
|
\arg TIMER_SMCFG_TRGSEL_ITI0: internal trigger 0(TIMERx(x=0..4))
|
|
\arg TIMER_SMCFG_TRGSEL_ITI1: internal trigger 1(TIMERx(x=0..4))
|
|
\arg TIMER_SMCFG_TRGSEL_ITI2: internal trigger 2(TIMERx(x=0..4))
|
|
\arg TIMER_SMCFG_TRGSEL_ITI3: internal trigger 3(TIMERx(x=0..4))
|
|
\arg TIMER_SMCFG_TRGSEL_CI0F_ED: TI0 edge detector(TIMERx(x=0..4))
|
|
\arg TIMER_SMCFG_TRGSEL_CI0FE0: filtered TIMER input 0(TIMERx(x=0..4))
|
|
\arg TIMER_SMCFG_TRGSEL_CI1FE1: filtered TIMER input 1(TIMERx(x=0..4))
|
|
\arg TIMER_SMCFG_TRGSEL_ETIFP: filtered external trigger input(TIMERx(x=0..4))
|
|
\param[out] none
|
|
\retval none
|
|
*/
|
|
void timer_input_trigger_source_select(uint32_t timer_periph, uint32_t intrigger)
|
|
{
|
|
TIMER_SMCFG(timer_periph) &= (~(uint32_t)TIMER_SMCFG_TRGS);
|
|
TIMER_SMCFG(timer_periph) |= (uint32_t)intrigger;
|
|
}
|
|
|
|
/*!
|
|
\brief select TIMER master mode output trigger source
|
|
\param[in] timer_periph: TIMERx(x=0..6)
|
|
\param[in] outrigger:
|
|
only one parameter can be selected which is shown as below:
|
|
\arg TIMER_TRI_OUT_SRC_RESET: the UPG bit as trigger output(TIMERx(x=0..6))
|
|
\arg TIMER_TRI_OUT_SRC_ENABLE: the counter enable signal TIMER_CTL0_CEN as trigger output(TIMERx(x=0..6))
|
|
\arg TIMER_TRI_OUT_SRC_UPDATE: update event as trigger output(TIMERx(x=0..6))
|
|
\arg TIMER_TRI_OUT_SRC_CH0: a capture or a compare match occurred in channel 0 as trigger output TRGO(TIMERx(x=0..4))
|
|
\arg TIMER_TRI_OUT_SRC_O0CPRE: O0CPRE as trigger output(TIMERx(x=0..4))
|
|
\arg TIMER_TRI_OUT_SRC_O1CPRE: O1CPRE as trigger output(TIMERx(x=0..4))
|
|
\arg TIMER_TRI_OUT_SRC_O2CPRE: O2CPRE as trigger output(TIMERx(x=0..4))
|
|
\arg TIMER_TRI_OUT_SRC_O3CPRE: O3CPRE as trigger output(TIMERx(x=0..4))
|
|
\param[out] none
|
|
\retval none
|
|
*/
|
|
void timer_master_output_trigger_source_select(uint32_t timer_periph, uint32_t outrigger)
|
|
{
|
|
TIMER_CTL1(timer_periph) &= (~(uint32_t)TIMER_CTL1_MMC);
|
|
TIMER_CTL1(timer_periph) |= (uint32_t)outrigger;
|
|
}
|
|
|
|
/*!
|
|
\brief select TIMER slave mode
|
|
\param[in] timer_periph: TIMERx(x=0..4)
|
|
\param[in] slavemode:
|
|
only one parameter can be selected which is shown as below:
|
|
\arg TIMER_SLAVE_MODE_DISABLE: slave mode disable
|
|
\arg TIMER_ENCODER_MODE0: encoder mode 0
|
|
\arg TIMER_ENCODER_MODE1: encoder mode 1
|
|
\arg TIMER_ENCODER_MODE2: encoder mode 2
|
|
\arg TIMER_SLAVE_MODE_RESTART: restart mode
|
|
\arg TIMER_SLAVE_MODE_PAUSE: pause mode
|
|
\arg TIMER_SLAVE_MODE_EVENT: event mode
|
|
\arg TIMER_SLAVE_MODE_EXTERNAL0: external clock mode 0
|
|
\param[out] none
|
|
\retval none
|
|
*/
|
|
|
|
void timer_slave_mode_select(uint32_t timer_periph, uint32_t slavemode)
|
|
{
|
|
TIMER_SMCFG(timer_periph) &= (~(uint32_t)TIMER_SMCFG_SMC);
|
|
TIMER_SMCFG(timer_periph) |= (uint32_t)slavemode;
|
|
}
|
|
|
|
/*!
|
|
\brief configure TIMER master slave mode
|
|
\param[in] timer_periph: TIMERx(x=0..4)
|
|
\param[in] masterslave:
|
|
only one parameter can be selected which is shown as below:
|
|
\arg TIMER_MASTER_SLAVE_MODE_ENABLE: master slave mode enable
|
|
\arg TIMER_MASTER_SLAVE_MODE_DISABLE: master slave mode disable
|
|
\param[out] none
|
|
\retval none
|
|
*/
|
|
void timer_master_slave_mode_config(uint32_t timer_periph, uint32_t masterslave)
|
|
{
|
|
if(TIMER_MASTER_SLAVE_MODE_ENABLE == masterslave){
|
|
TIMER_SMCFG(timer_periph) |= (uint32_t)TIMER_SMCFG_MSM;
|
|
}else if(TIMER_MASTER_SLAVE_MODE_DISABLE == masterslave){
|
|
TIMER_SMCFG(timer_periph) &= ~(uint32_t)TIMER_SMCFG_MSM;
|
|
}else{
|
|
/* illegal parameters */
|
|
}
|
|
}
|
|
|
|
/*!
|
|
\brief configure TIMER external trigger input
|
|
\param[in] timer_periph: TIMERx(x=0..4)
|
|
\param[in] extprescaler:
|
|
only one parameter can be selected which is shown as below:
|
|
\arg TIMER_EXT_TRI_PSC_OFF: no divided
|
|
\arg TIMER_EXT_TRI_PSC_DIV2: divided by 2
|
|
\arg TIMER_EXT_TRI_PSC_DIV4: divided by 4
|
|
\arg TIMER_EXT_TRI_PSC_DIV8: divided by 8
|
|
\param[in] extpolarity:
|
|
only one parameter can be selected which is shown as below:
|
|
\arg TIMER_ETP_FALLING: active low or falling edge active
|
|
\arg TIMER_ETP_RISING: active high or rising edge active
|
|
\param[in] extfilter: a value between 0 and 15
|
|
\param[out] none
|
|
\retval none
|
|
*/
|
|
void timer_external_trigger_config(uint32_t timer_periph, uint32_t extprescaler, uint32_t extpolarity, uint32_t extfilter)
|
|
{
|
|
TIMER_SMCFG(timer_periph) &= (~(uint32_t)(TIMER_SMCFG_ETP | TIMER_SMCFG_ETPSC | TIMER_SMCFG_ETFC));
|
|
TIMER_SMCFG(timer_periph) |= (uint32_t)(extprescaler | extpolarity);
|
|
TIMER_SMCFG(timer_periph) |= (uint32_t)(extfilter << 8U);
|
|
}
|
|
|
|
/*!
|
|
\brief configure TIMER quadrature decoder mode
|
|
\param[in] timer_periph: TIMERx(x=0..4)
|
|
\param[in] decomode:
|
|
only one parameter can be selected which is shown as below:
|
|
\arg TIMER_ENCODER_MODE0: counter counts on CI0FE0 edge depending on CI1FE1 level
|
|
\arg TIMER_ENCODER_MODE1: counter counts on CI1FE1 edge depending on CI0FE0 level
|
|
\arg TIMER_ENCODER_MODE2: counter counts on both CI0FE0 and CI1FE1 edges depending on the level of the other input
|
|
\param[in] ic0polarity:
|
|
only one parameter can be selected which is shown as below:
|
|
\arg TIMER_IC_POLARITY_RISING: capture rising edge
|
|
\arg TIMER_IC_POLARITY_FALLING: capture falling edge
|
|
\param[in] ic1polarity:
|
|
only one parameter can be selected which is shown as below:
|
|
\arg TIMER_IC_POLARITY_RISING: capture rising edge
|
|
\arg TIMER_IC_POLARITY_FALLING: capture falling edge
|
|
\param[out] none
|
|
\retval none
|
|
*/
|
|
void timer_quadrature_decoder_mode_config(uint32_t timer_periph, uint32_t decomode, uint16_t ic0polarity, uint16_t ic1polarity)
|
|
{
|
|
/* configure the quadrature decoder mode */
|
|
TIMER_SMCFG(timer_periph) &= (~(uint32_t)TIMER_SMCFG_SMC);
|
|
TIMER_SMCFG(timer_periph) |= (uint32_t)decomode;
|
|
/* configure input capture selection */
|
|
TIMER_CHCTL0(timer_periph) &= (uint32_t)(((~(uint32_t)TIMER_CHCTL0_CH0MS)) & ((~(uint32_t)TIMER_CHCTL0_CH1MS)));
|
|
TIMER_CHCTL0(timer_periph) |= (uint32_t)(TIMER_IC_SELECTION_DIRECTTI | ((uint32_t)TIMER_IC_SELECTION_DIRECTTI << 8U));
|
|
/* configure channel input capture polarity */
|
|
TIMER_CHCTL2(timer_periph) &= (~(uint32_t)(TIMER_CHCTL2_CH0P | TIMER_CHCTL2_CH0NP));
|
|
TIMER_CHCTL2(timer_periph) &= (~(uint32_t)(TIMER_CHCTL2_CH1P | TIMER_CHCTL2_CH1NP));
|
|
TIMER_CHCTL2(timer_periph) |= ((uint32_t)ic0polarity | ((uint32_t)ic1polarity << 4U));
|
|
}
|
|
|
|
/*!
|
|
\brief configure TIMER internal clock mode
|
|
\param[in] timer_periph: TIMERx(x=0..4)
|
|
\param[out] none
|
|
\retval none
|
|
*/
|
|
void timer_internal_clock_config(uint32_t timer_periph)
|
|
{
|
|
TIMER_SMCFG(timer_periph) &= ~(uint32_t)TIMER_SMCFG_SMC;
|
|
}
|
|
|
|
/*!
|
|
\brief configure TIMER the internal trigger as external clock input
|
|
\param[in] timer_periph: TIMERx(x=0..4)
|
|
\param[in] intrigger:
|
|
only one parameter can be selected which is shown as below:
|
|
\arg TIMER_SMCFG_TRGSEL_ITI0: internal trigger 0
|
|
\arg TIMER_SMCFG_TRGSEL_ITI1: internal trigger 1
|
|
\arg TIMER_SMCFG_TRGSEL_ITI2: internal trigger 2
|
|
\arg TIMER_SMCFG_TRGSEL_ITI3: internal trigger 3
|
|
\param[out] none
|
|
\retval none
|
|
*/
|
|
void timer_internal_trigger_as_external_clock_config(uint32_t timer_periph, uint32_t intrigger)
|
|
{
|
|
timer_input_trigger_source_select(timer_periph, intrigger);
|
|
TIMER_SMCFG(timer_periph) &= ~(uint32_t)TIMER_SMCFG_SMC;
|
|
TIMER_SMCFG(timer_periph) |= (uint32_t)TIMER_SLAVE_MODE_EXTERNAL0;
|
|
}
|
|
|
|
/*!
|
|
\brief configure TIMER the external trigger as external clock input
|
|
\param[in] timer_periph: TIMERx(x=0..4)
|
|
\param[in] extrigger:
|
|
only one parameter can be selected which is shown as below:
|
|
\arg TIMER_SMCFG_TRGSEL_CI0F_ED: TI0 edge detector
|
|
\arg TIMER_SMCFG_TRGSEL_CI0FE0: filtered TIMER input 0
|
|
\arg TIMER_SMCFG_TRGSEL_CI1FE1: filtered TIMER input 1
|
|
\param[in] extpolarity:
|
|
only one parameter can be selected which is shown as below:
|
|
\arg TIMER_IC_POLARITY_RISING: active low or falling edge active
|
|
\arg TIMER_IC_POLARITY_FALLING: active high or rising edge active
|
|
\param[in] extfilter: a value between 0 and 15
|
|
\param[out] none
|
|
\retval none
|
|
*/
|
|
void timer_external_trigger_as_external_clock_config(uint32_t timer_periph, uint32_t extrigger, uint16_t extpolarity, uint32_t extfilter)
|
|
{
|
|
if(TIMER_SMCFG_TRGSEL_CI1FE1 == extrigger){
|
|
/* reset the CH1EN bit */
|
|
TIMER_CHCTL2(timer_periph) &= (~(uint32_t)TIMER_CHCTL2_CH1EN);
|
|
/* reset the CH1NP bit */
|
|
TIMER_CHCTL2(timer_periph) &= (~(uint32_t)(TIMER_CHCTL2_CH1P | TIMER_CHCTL2_CH1NP));
|
|
/* set the CH1NP bit */
|
|
TIMER_CHCTL2(timer_periph) |= (uint32_t)((uint32_t)extpolarity << 4U);
|
|
/* reset the CH1MS bit */
|
|
TIMER_CHCTL0(timer_periph) &= (~(uint32_t)TIMER_CHCTL0_CH1MS);
|
|
/* set the CH1MS bit */
|
|
TIMER_CHCTL0(timer_periph) |= (uint32_t)((uint32_t)TIMER_IC_SELECTION_DIRECTTI << 8U);
|
|
/* reset the CH1CAPFLT bit */
|
|
TIMER_CHCTL0(timer_periph) &= (~(uint32_t)TIMER_CHCTL0_CH1CAPFLT);
|
|
/* set the CH1CAPFLT bit */
|
|
TIMER_CHCTL0(timer_periph) |= (uint32_t)(extfilter << 12U);
|
|
/* set the CH1EN bit */
|
|
TIMER_CHCTL2(timer_periph) |= (uint32_t)TIMER_CHCTL2_CH1EN;
|
|
}else{
|
|
/* reset the CH0EN bit */
|
|
TIMER_CHCTL2(timer_periph) &= (~(uint32_t)TIMER_CHCTL2_CH0EN);
|
|
/* reset the CH0P and CH0NP bits */
|
|
TIMER_CHCTL2(timer_periph) &= (~(uint32_t)(TIMER_CHCTL2_CH0P | TIMER_CHCTL2_CH0NP));
|
|
/* set the CH0P and CH0NP bits */
|
|
TIMER_CHCTL2(timer_periph) |= (uint32_t)extpolarity;
|
|
/* reset the CH0MS bit */
|
|
TIMER_CHCTL0(timer_periph) &= (~(uint32_t)TIMER_CHCTL0_CH0MS);
|
|
/* set the CH0MS bit */
|
|
TIMER_CHCTL0(timer_periph) |= (uint32_t)TIMER_IC_SELECTION_DIRECTTI;
|
|
/* reset the CH0CAPFLT bit */
|
|
TIMER_CHCTL0(timer_periph) &= (~(uint32_t)TIMER_CHCTL0_CH0CAPFLT);
|
|
/* reset the CH0CAPFLT bit */
|
|
TIMER_CHCTL0(timer_periph) |= (uint32_t)(extfilter << 4U);
|
|
/* set the CH0EN bit */
|
|
TIMER_CHCTL2(timer_periph) |= (uint32_t)TIMER_CHCTL2_CH0EN;
|
|
}
|
|
/* select TIMER input trigger source */
|
|
timer_input_trigger_source_select(timer_periph, extrigger);
|
|
/* reset the SMC bit */
|
|
TIMER_SMCFG(timer_periph) &= (~(uint32_t)TIMER_SMCFG_SMC);
|
|
/* set the SMC bit */
|
|
TIMER_SMCFG(timer_periph) |= (uint32_t)TIMER_SLAVE_MODE_EXTERNAL0;
|
|
}
|
|
|
|
/*!
|
|
\brief configure TIMER the external clock mode0
|
|
\param[in] timer_periph: TIMERx(x=0..4)
|
|
\param[in] extprescaler:
|
|
only one parameter can be selected which is shown as below:
|
|
\arg TIMER_EXT_TRI_PSC_OFF: no divided
|
|
\arg TIMER_EXT_TRI_PSC_DIV2: divided by 2
|
|
\arg TIMER_EXT_TRI_PSC_DIV4: divided by 4
|
|
\arg TIMER_EXT_TRI_PSC_DIV8: divided by 8
|
|
\param[in] extpolarity:
|
|
only one parameter can be selected which is shown as below:
|
|
\arg TIMER_ETP_FALLING: active low or falling edge active
|
|
\arg TIMER_ETP_RISING: active high or rising edge active
|
|
\param[in] extfilter: a value between 0 and 15
|
|
\param[out] none
|
|
\retval none
|
|
*/
|
|
void timer_external_clock_mode0_config(uint32_t timer_periph, uint32_t extprescaler, uint32_t extpolarity, uint32_t extfilter)
|
|
{
|
|
/* configure TIMER external trigger input */
|
|
timer_external_trigger_config(timer_periph, extprescaler, extpolarity, extfilter);
|
|
/* reset the SMC bit,TRGS bit */
|
|
TIMER_SMCFG(timer_periph) &= (~(uint32_t)(TIMER_SMCFG_SMC | TIMER_SMCFG_TRGS));
|
|
/* set the SMC bit,TRGS bit */
|
|
TIMER_SMCFG(timer_periph) |= (uint32_t)(TIMER_SLAVE_MODE_EXTERNAL0 | TIMER_SMCFG_TRGSEL_ETIFP);
|
|
}
|
|
|
|
/*!
|
|
\brief configure TIMER the external clock mode1
|
|
\param[in] timer_periph: TIMERx(x=0..4)
|
|
\param[in] extprescaler:
|
|
only one parameter can be selected which is shown as below:
|
|
\arg TIMER_EXT_TRI_PSC_OFF: no divided
|
|
\arg TIMER_EXT_TRI_PSC_DIV2: divided by 2
|
|
\arg TIMER_EXT_TRI_PSC_DIV4: divided by 4
|
|
\arg TIMER_EXT_TRI_PSC_DIV8: divided by 8
|
|
\param[in] extpolarity:
|
|
only one parameter can be selected which is shown as below:
|
|
\arg TIMER_ETP_FALLING: active low or falling edge active
|
|
\arg TIMER_ETP_RISING: active high or rising edge active
|
|
\param[in] extfilter: a value between 0 and 15
|
|
\param[out] none
|
|
\retval none
|
|
*/
|
|
void timer_external_clock_mode1_config(uint32_t timer_periph, uint32_t extprescaler, uint32_t extpolarity, uint32_t extfilter)
|
|
{
|
|
/* configure TIMER external trigger input */
|
|
timer_external_trigger_config(timer_periph, extprescaler, extpolarity, extfilter);
|
|
TIMER_SMCFG(timer_periph) |= (uint32_t)TIMER_SMCFG_SMC1;
|
|
}
|
|
|
|
/*!
|
|
\brief disable TIMER the external clock mode1
|
|
\param[in] timer_periph: TIMERx(x=0..4)
|
|
\param[out] none
|
|
\retval none
|
|
*/
|
|
void timer_external_clock_mode1_disable(uint32_t timer_periph)
|
|
{
|
|
TIMER_SMCFG(timer_periph) &= ~(uint32_t)TIMER_SMCFG_SMC1;
|
|
}
|
|
|
|
/*!
|
|
\brief enable the TIMER interrupt
|
|
\param[in] timer_periph: please refer to the following parameters
|
|
\param[in] interrupt: specify which interrupt to enable
|
|
one or more parameters can be selected which are shown as below:
|
|
\arg TIMER_INT_UP: update interrupt enable, TIMERx(x=0..6)
|
|
\arg TIMER_INT_CH0: channel 0 interrupt enable, TIMERx(x=0..4)
|
|
\arg TIMER_INT_CH1: channel 1 interrupt enable, TIMERx(x=0..4)
|
|
\arg TIMER_INT_CH2: channel 2 interrupt enable, TIMERx(x=0..4)
|
|
\arg TIMER_INT_CH3: channel 3 interrupt enable, TIMERx(x=0..4)
|
|
\arg TIMER_INT_CMT: commutation interrupt enable, TIMERx(x=0)
|
|
\arg TIMER_INT_TRG: trigger interrupt enable, TIMERx(x=0..4)
|
|
\arg TIMER_INT_BRK: break interrupt enable, TIMERx(x=0)
|
|
\param[out] none
|
|
\retval none
|
|
*/
|
|
void timer_interrupt_enable(uint32_t timer_periph, uint32_t interrupt)
|
|
{
|
|
TIMER_DMAINTEN(timer_periph) |= (uint32_t) interrupt;
|
|
}
|
|
|
|
/*!
|
|
\brief disable the TIMER interrupt
|
|
\param[in] timer_periph: TIMERx(x=0..6)
|
|
\param[in] interrupt: specify which interrupt to disbale
|
|
one or more parameters can be selected which are shown as below:
|
|
\arg TIMER_INT_UP: update interrupt enable, TIMERx(x=0..6)
|
|
\arg TIMER_INT_CH0: channel 0 interrupt enable, TIMERx(x=0..4)
|
|
\arg TIMER_INT_CH1: channel 1 interrupt enable, TIMERx(x=0..4)
|
|
\arg TIMER_INT_CH2: channel 2 interrupt enable, TIMERx(x=0..4)
|
|
\arg TIMER_INT_CH3: channel 3 interrupt enable , TIMERx(x=0..4)
|
|
\arg TIMER_INT_CMT: commutation interrupt enable, TIMERx(x=0)
|
|
\arg TIMER_INT_TRG: trigger interrupt enable, TIMERx(x=0..4)
|
|
\arg TIMER_INT_BRK: break interrupt enable, TIMERx(x=0)
|
|
\param[out] none
|
|
\retval none
|
|
*/
|
|
void timer_interrupt_disable(uint32_t timer_periph, uint32_t interrupt)
|
|
{
|
|
TIMER_DMAINTEN(timer_periph) &= (~(uint32_t)interrupt);
|
|
}
|
|
|
|
/*!
|
|
\brief get timer interrupt flag
|
|
\param[in] timer_periph: TIMERx(x=0..6)
|
|
\param[in] interrupt: the timer interrupt bits
|
|
only one parameter can be selected which is shown as below:
|
|
\arg TIMER_INT_FLAG_UP: update interrupt flag, TIMERx(x=0..6)
|
|
\arg TIMER_INT_FLAG_CH0: channel 0 interrupt flag, TIMERx(x=0..4)
|
|
\arg TIMER_INT_FLAG_CH1: channel 1 interrupt flag, TIMERx(x=0..4)
|
|
\arg TIMER_INT_FLAG_CH2: channel 2 interrupt flag, TIMERx(x=0..4)
|
|
\arg TIMER_INT_FLAG_CH3: channel 3 interrupt flag, TIMERx(x=0..4)
|
|
\arg TIMER_INT_FLAG_CMT: channel commutation interrupt flag, TIMERx(x=0)
|
|
\arg TIMER_INT_FLAG_TRG: trigger interrupt flag, TIMERx(x=0)
|
|
\arg TIMER_INT_FLAG_BRK: break interrupt flag, TIMERx(x=0)
|
|
\param[out] none
|
|
\retval FlagStatus: SET or RESET
|
|
*/
|
|
FlagStatus timer_interrupt_flag_get(uint32_t timer_periph, uint32_t interrupt)
|
|
{
|
|
uint32_t val;
|
|
val = (TIMER_DMAINTEN(timer_periph) & interrupt);
|
|
if((RESET != (TIMER_INTF(timer_periph) & interrupt)) && (RESET != val)){
|
|
return SET;
|
|
}else{
|
|
return RESET;
|
|
}
|
|
}
|
|
|
|
/*!
|
|
\brief clear TIMER interrupt flag
|
|
\param[in] timer_periph: TIMERx(x=0..6)
|
|
\param[in] interrupt: the timer interrupt bits
|
|
one or more parameters can be selected which are shown as below:
|
|
\arg TIMER_INT_FLAG_UP: update interrupt flag, TIMERx(x=0..6)
|
|
\arg TIMER_INT_FLAG_CH0: channel 0 interrupt flag, TIMERx(x=0..4)
|
|
\arg TIMER_INT_FLAG_CH1: channel 1 interrupt flag, TIMERx(x=0..4)
|
|
\arg TIMER_INT_FLAG_CH2: channel 2 interrupt flag, TIMERx(x=0..4)
|
|
\arg TIMER_INT_FLAG_CH3: channel 3 interrupt flag, TIMERx(x=0..4)
|
|
\arg TIMER_INT_FLAG_CMT: channel commutation interrupt flag, TIMERx(x=0)
|
|
\arg TIMER_INT_FLAG_TRG: trigger interrupt flag, TIMERx(x=0)
|
|
\arg TIMER_INT_FLAG_BRK: break interrupt flag, TIMERx(x=0)
|
|
\param[out] none
|
|
\retval none
|
|
*/
|
|
void timer_interrupt_flag_clear(uint32_t timer_periph, uint32_t interrupt)
|
|
{
|
|
TIMER_INTF(timer_periph) = (~(uint32_t)interrupt);
|
|
}
|
|
|
|
/*!
|
|
\brief get TIMER flags
|
|
\param[in] timer_periph: TIMERx(x=0..6)
|
|
\param[in] flag: the timer interrupt flags
|
|
only one parameter can be selected which is shown as below:
|
|
\arg TIMER_FLAG_UP: update flag, TIMERx(x=0..6)
|
|
\arg TIMER_FLAG_CH0: channel 0 flag, TIMERx(x=0..4)
|
|
\arg TIMER_FLAG_CH1: channel 1 flag, TIMERx(x=0..4)
|
|
\arg TIMER_FLAG_CH2: channel 2 flag, TIMERx(x=0..4)
|
|
\arg TIMER_FLAG_CH3: channel 3 flag, TIMERx(x=0..4)
|
|
\arg TIMER_FLAG_CMT: channel commutation flag, TIMERx(x=0)
|
|
\arg TIMER_FLAG_TRG: trigger flag, TIMERx(x=0)
|
|
\arg TIMER_FLAG_BRK: break flag, TIMERx(x=0)
|
|
\arg TIMER_FLAG_CH0O: channel 0 overcapture flag, TIMERx(x=0..4)
|
|
\arg TIMER_FLAG_CH1O: channel 1 overcapture flag, TIMERx(x=0..4)
|
|
\arg TIMER_FLAG_CH2O: channel 2 overcapture flag, TIMERx(x=0..4)
|
|
\arg TIMER_FLAG_CH3O: channel 3 overcapture flag, TIMERx(x=0..4)
|
|
\param[out] none
|
|
\retval FlagStatus: SET or RESET
|
|
*/
|
|
FlagStatus timer_flag_get(uint32_t timer_periph, uint32_t flag)
|
|
{
|
|
if(RESET != (TIMER_INTF(timer_periph) & flag)){
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return SET;
|
|
}else{
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|
return RESET;
|
|
}
|
|
}
|
|
|
|
/*!
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|
\brief clear TIMER flags
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|
\param[in] timer_periph: TIMERx(x=0..6)
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|
\param[in] flag: the timer interrupt flags
|
|
one or more parameters can be selected which are shown as below:
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|
\arg TIMER_FLAG_UP: update flag, TIMERx(x=0..6)
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|
\arg TIMER_FLAG_CH0: channel 0 flag, TIMERx(x=0..4)
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|
\arg TIMER_FLAG_CH1: channel 1 flag, TIMERx(x=0..4)
|
|
\arg TIMER_FLAG_CH2: channel 2 flag, TIMERx(x=0..4)
|
|
\arg TIMER_FLAG_CH3: channel 3 flag, TIMERx(x=0..4)
|
|
\arg TIMER_FLAG_CMT: channel commutation flag, TIMERx(x=0)
|
|
\arg TIMER_FLAG_TRG: trigger flag, TIMERx(x=0)
|
|
\arg TIMER_FLAG_BRK: break flag, TIMERx(x=0)
|
|
\arg TIMER_FLAG_CH0O: channel 0 overcapture flag, TIMERx(x=0..4)
|
|
\arg TIMER_FLAG_CH1O: channel 1 overcapture flag, TIMERx(x=0..4)
|
|
\arg TIMER_FLAG_CH2O: channel 2 overcapture flag, TIMERx(x=0..4)
|
|
\arg TIMER_FLAG_CH3O: channel 3 overcapture flag, TIMERx(x=0..4)
|
|
\param[out] none
|
|
\retval none
|
|
*/
|
|
void timer_flag_clear(uint32_t timer_periph, uint32_t flag)
|
|
{
|
|
TIMER_INTF(timer_periph) = (~(uint32_t)flag);
|
|
}
|