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rt-thread-official/bsp/nuvoton/libraries/m480/StdDriver/inc/nu_ecap.h

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/**************************************************************************//**
* @file nu_ecap.h
* @version V3.00
* @brief EnHanced Input Capture Timer(ECAP) driver header file
*
* SPDX-License-Identifier: Apache-2.0
* @copyright (C) 2016-2020 Nuvoton Technology Corp. All rights reserved.
*****************************************************************************/
#ifndef __NU_ECAP_H__
#define __NU_ECAP_H__
#ifdef __cplusplus
extern "C"
{
#endif
/** @addtogroup Standard_Driver Standard Driver
@{
*/
/** @addtogroup ECAP_Driver ECAP Driver
@{
*/
/** @addtogroup ECAP_EXPORTED_CONSTANTS ECAP Exported Constants
@{
*/
#define ECAP_IC0 (0UL) /*!< ECAP IC0 Unit \hideinitializer */
#define ECAP_IC1 (1UL) /*!< ECAP IC1 Unit \hideinitializer */
#define ECAP_IC2 (2UL) /*!< ECAP IC2 Unit \hideinitializer */
/*---------------------------------------------------------------------------------------------------------*/
/* ECAP CTL0 constant definitions */
/*---------------------------------------------------------------------------------------------------------*/
#define ECAP_NOISE_FILTER_CLKDIV_1 (0UL<<ECAP_CTL0_NFCLKSEL_Pos) /*!< Noise filter clock divide by 1 \hideinitializer */
#define ECAP_NOISE_FILTER_CLKDIV_2 (1UL<<ECAP_CTL0_NFCLKSEL_Pos) /*!< Noise filter clock divide by 2 \hideinitializer */
#define ECAP_NOISE_FILTER_CLKDIV_4 (2UL<<ECAP_CTL0_NFCLKSEL_Pos) /*!< Noise filter clock divide by 4 \hideinitializer */
#define ECAP_NOISE_FILTER_CLKDIV_16 (3UL<<ECAP_CTL0_NFCLKSEL_Pos) /*!< Noise filter clock divide by 16 \hideinitializer */
#define ECAP_NOISE_FILTER_CLKDIV_32 (4UL<<ECAP_CTL0_NFCLKSEL_Pos) /*!< Noise filter clock divide by 32 \hideinitializer */
#define ECAP_NOISE_FILTER_CLKDIV_64 (5UL<<ECAP_CTL0_NFCLKSEL_Pos) /*!< Noise filter clock divide by 64 \hideinitializer */
#define ECAP_CAP_INPUT_SRC_FROM_IC (0UL) /*!< CAP input source from IC \hideinitializer */
#define ECAP_CAP_INPUT_SRC_FROM_CH (2UL) /*!< CAP input source from CH of QEI \hideinitializer */
#define ECAP_DISABLE_COMPARE (0UL<<ECAP_CTL0_CMPEN_Pos) /*!< Input capture compare and reload function disable \hideinitializer */
#define ECAP_COMPARE_FUNCTION (1UL<<ECAP_CTL0_CMPEN_Pos) /*!< Input capture compare function \hideinitializer */
/*---------------------------------------------------------------------------------------------------------*/
/* ECAP CTL1 constant definitions */
/*---------------------------------------------------------------------------------------------------------*/
#define ECAP_RISING_EDGE (0UL<<ECAP_CTL1_EDGESEL0_Pos) /*!< ECAP capture rising edge selection \hideinitializer */
#define ECAP_FALLING_EDGE (1UL<<ECAP_CTL1_EDGESEL0_Pos) /*!< ECAP capture falling edge selection \hideinitializer */
#define ECAP_RISING_FALLING_EDGE (2UL<<ECAP_CTL1_EDGESEL0_Pos) /*!< ECAP capture either rising or falling edge selection \hideinitializer */
#define ECAP_CAPTURE_TIMER_CLKDIV_1 (0UL<<ECAP_CTL1_CLKSEL_Pos) /*!< ECAP capture timer clock divide by 1 \hideinitializer */
#define ECAP_CAPTURE_TIMER_CLKDIV_4 (1UL<<ECAP_CTL1_CLKSEL_Pos) /*!< ECAP capture timer clock divide by 4 \hideinitializer */
#define ECAP_CAPTURE_TIMER_CLKDIV_16 (2UL<<ECAP_CTL1_CLKSEL_Pos) /*!< ECAP capture timer clock divide by 16 \hideinitializer */
#define ECAP_CAPTURE_TIMER_CLKDIV_32 (3UL<<ECAP_CTL1_CLKSEL_Pos) /*!< ECAP capture timer clock divide by 32 \hideinitializer */
#define ECAP_CAPTURE_TIMER_CLKDIV_64 (4UL<<ECAP_CTL1_CLKSEL_Pos) /*!< ECAP capture timer clock divide by 64 \hideinitializer */
#define ECAP_CAPTURE_TIMER_CLKDIV_96 (5UL<<ECAP_CTL1_CLKSEL_Pos) /*!< ECAP capture timer clock divide by 96 \hideinitializer */
#define ECAP_CAPTURE_TIMER_CLKDIV_112 (6UL<<ECAP_CTL1_CLKSEL_Pos) /*!< ECAP capture timer clock divide by 112 \hideinitializer */
#define ECAP_CAPTURE_TIMER_CLKDIV_128 (7UL<<ECAP_CTL1_CLKSEL_Pos) /*!< ECAP capture timer clock divide by 128 \hideinitializer */
#define ECAP_CAPTURE_TIMER_CLK_SRC_CAP_CLK (0UL<<ECAP_CTL1_CNTSRCSEL_Pos) /*!< ECAP capture timer/clock source from CAP_CLK \hideinitializer */
#define ECAP_CAPTURE_TIMER_CLK_SRC_CAP0 (1UL<<ECAP_CTL1_CNTSRCSEL_Pos) /*!< ECAP capture timer/clock source from CAP0 \hideinitializer */
#define ECAP_CAPTURE_TIMER_CLK_SRC_CAP1 (2UL<<ECAP_CTL1_CNTSRCSEL_Pos) /*!< ECAP capture timer/clock source from CAP1 \hideinitializer */
#define ECAP_CAPTURE_TIMER_CLK_SRC_CAP2 (3UL<<ECAP_CTL1_CNTSRCSEL_Pos) /*!< ECAP capture timer/clock source from CAP2 \hideinitializer */
/*@}*/ /* end of group ECAP_EXPORTED_CONSTANTS */
/** @addtogroup ECAP_EXPORTED_FUNCTIONS ECAP Exported Functions
@{
*/
/**
* @brief This macro is used to select noise filter clock pre-divide number
* @param[in] ecap Specify ECAP port
* @param[in] u32ClkSel The noise filter clock divide number
* - \ref ECAP_NOISE_FILTER_CLKDIV_1
* - \ref ECAP_NOISE_FILTER_CLKDIV_2
* - \ref ECAP_NOISE_FILTER_CLKDIV_4
* - \ref ECAP_NOISE_FILTER_CLKDIV_16
* - \ref ECAP_NOISE_FILTER_CLKDIV_32
* - \ref ECAP_NOISE_FILTER_CLKDIV_64
* @return None
* @details This macro will set the sampling frequency of the noise filter cock.
* \hideinitializer
*/
#define ECAP_SET_NOISE_FILTER_CLKDIV(ecap, u32ClkSel) ((ecap)->CTL0 = ((ecap)->CTL0 & ~ECAP_CTL0_NFCLKSEL_Msk)|(u32ClkSel))
/**
* @brief This macro is used to disable noise filter
* @param[in] ecap Specify ECAP port
* @return None
* @details This macro will disable the noise filter of input capture.
* \hideinitializer
*/
#define ECAP_NOISE_FILTER_DISABLE(ecap) ((ecap)->CTL0 |= ECAP_CTL0_CAPNFDIS_Msk)
/**
* @brief This macro is used to enable noise filter
* @param[in] ecap Specify ECAP port
* @param[in] u32ClkSel Select noise filter clock divide number
* - \ref ECAP_NOISE_FILTER_CLKDIV_1
* - \ref ECAP_NOISE_FILTER_CLKDIV_2
* - \ref ECAP_NOISE_FILTER_CLKDIV_4
* - \ref ECAP_NOISE_FILTER_CLKDIV_16
* - \ref ECAP_NOISE_FILTER_CLKDIV_32
* - \ref ECAP_NOISE_FILTER_CLKDIV_64
* @return None
* @details This macro will enable the noise filter of input capture and set noise filter clock divide.
* \hideinitializer
*/
#define ECAP_NOISE_FILTER_ENABLE(ecap, u32ClkSel) ((ecap)->CTL0 = ((ecap)->CTL0 & ~(ECAP_CTL0_CAPNFDIS_Msk|ECAP_CTL0_NFCLKSEL_Msk))|(u32ClkSel))
/**
* @brief This macro is used to enable input channel unit
* @param[in] ecap Specify ECAP port
* @param[in] u32Mask The input channel mask
* - \ref ECAP_CTL0_IC0EN_Msk
* - \ref ECAP_CTL0_IC1EN_Msk
* - \ref ECAP_CTL0_IC2EN_Msk
* @return None
* @details This macro will enable the input channel_n to input capture.
* \hideinitializer
*/
#define ECAP_ENABLE_INPUT_CHANNEL(ecap, u32Mask) ((ecap)->CTL0 |= (u32Mask))
/**
* @brief This macro is used to disable input channel unit
* @param[in] ecap Specify ECAP port
* @param[in] u32Mask The input channel mask
* - \ref ECAP_CTL0_IC0EN_Msk
* - \ref ECAP_CTL0_IC1EN_Msk
* - \ref ECAP_CTL0_IC2EN_Msk
* @return None
* @details This macro will disable the input channel_n to input capture.
* \hideinitializer
*/
#define ECAP_DISABLE_INPUT_CHANNEL(ecap, u32Mask) ((ecap)->CTL0 &= ~(u32Mask))
/**
* @brief This macro is used to select input channel source
* @param[in] ecap Specify ECAP port
* @param[in] u32Index The input channel number
* - \ref ECAP_IC0
* - \ref ECAP_IC1
* - \ref ECAP_IC2
* @param[in] u32Src The input source
* - \ref ECAP_CAP_INPUT_SRC_FROM_IC
* - \ref ECAP_CAP_INPUT_SRC_FROM_CH
* @return None
* @details This macro will select the input source from ICx, CHx.
* \hideinitializer
*/
#define ECAP_SEL_INPUT_SRC(ecap, u32Index, u32Src) ((ecap)->CTL0 = ((ecap)->CTL0 & ~(ECAP_CTL0_CAPSEL0_Msk<<((u32Index)<<1)))|(((u32Src)<<ECAP_CTL0_CAPSEL0_Pos)<<((u32Index)<<1)))
/**
* @brief This macro is used to enable input channel interrupt
* @param[in] ecap Specify ECAP port
* @param[in] u32Mask The input channel mask
* - \ref ECAP_CTL0_CAPIEN0_Msk
* - \ref ECAP_CTL0_CAPIEN1_Msk
* - \ref ECAP_CTL0_CAPIEN2_Msk
* @return None
* @details This macro will enable the input channel_n interrupt.
* \hideinitializer
*/
#define ECAP_ENABLE_INT(ecap, u32Mask) ((ecap)->CTL0 |= (u32Mask))
/**
* @brief This macro is used to disable input channel interrupt
* @param[in] ecap Specify ECAP port
* @param[in] u32Mask The input channel mask
* - \ref ECAP_IC0
* - \ref ECAP_IC1
* - \ref ECAP_IC2
* @return None
* @details This macro will disable the input channel_n interrupt.
* \hideinitializer
*/
#define ECAP_DISABLE_INT(ecap, u32Mask) ((ecap)->CTL0 &= ~(u32Mask))
/**
* @brief This macro is used to enable input channel overflow interrupt
* @param[in] ecap Specify ECAP port
* @return None
* @details This macro will enable the input channel overflow interrupt.
* \hideinitializer
*/
#define ECAP_ENABLE_OVF_INT(ecap) ((ecap)->CTL0 |= ECAP_CTL0_OVIEN_Msk)
/**
* @brief This macro is used to disable input channel overflow interrupt
* @param[in] ecap Specify ECAP port
* @return None
* @details This macro will disable the input channel overflow interrupt.
* \hideinitializer
*/
#define ECAP_DISABLE_OVF_INT(ecap) ((ecap)->CTL0 &= ~ECAP_CTL0_OVIEN_Msk)
/**
* @brief This macro is used to enable input channel compare-match interrupt
* @param[in] ecap Specify ECAP port
* @return None
* @details This macro will enable the input channel compare-match interrupt.
* \hideinitializer
*/
#define ECAP_ENABLE_CMP_MATCH_INT(ecap) ((ecap)->CTL0 |= ECAP_CTL0_CMPIEN_Msk)
/**
* @brief This macro is used to disable input channel compare-match interrupt
* @param[in] ecap Specify ECAP port
* @return None
* @details This macro will disable the input channel compare-match interrupt.
* \hideinitializer
*/
#define ECAP_DISABLE_CMP_MATCH_INT(ecap) ((ecap)->CTL0 &= ~ECAP_CTL0_CMPIEN_Msk)
/**
* @brief This macro is used to start capture counter
* @param[in] ecap Specify ECAP port
* @return None
* @details This macro will start capture counter up-counting.
* \hideinitializer
*/
#define ECAP_CNT_START(ecap) ((ecap)->CTL0 |= ECAP_CTL0_CNTEN_Msk)
/**
* @brief This macro is used to stop capture counter
* @param[in] ecap Specify ECAP port
* @return None
* @details This macro will stop capture counter up-counting.
* \hideinitializer
*/
#define ECAP_CNT_STOP(ecap) ((ecap)->CTL0 &= ~ECAP_CTL0_CNTEN_Msk)
/**
* @brief This macro is used to set event to clear capture counter
* @param[in] ecap Specify ECAP port
* @param[in] u32Event The input channel number
* - \ref ECAP_CTL0_CMPCLREN_Msk
* - \ref ECAP_CTL1_CAP0RLDEN_Msk
* - \ref ECAP_CTL1_CAP1RLDEN_Msk
* - \ref ECAP_CTL1_CAP2RLDEN_Msk
* - \ref ECAP_CTL1_OVRLDEN_Msk
* @return None
* @details This macro will enable and select compare or capture event that can clear capture counter.
* \hideinitializer
*/
#define ECAP_SET_CNT_CLEAR_EVENT(ecap, u32Event) do{ \
if((u32Event) & ECAP_CTL0_CMPCLREN_Msk) \
(ecap)->CTL0 |= ECAP_CTL0_CMPCLREN_Msk; \
else \
(ecap)->CTL0 &= ~ECAP_CTL0_CMPCLREN_Msk; \
(ecap)->CTL1 = ((ecap)->CTL1 &~0xF00) | ((u32Event) & 0xF00); \
}while(0);
/**
* @brief This macro is used to enable compare function
* @param[in] ecap Specify ECAP port
* @return None
* @details This macro will enable the compare function.
* \hideinitializer
*/
#define ECAP_ENABLE_CMP(ecap) ((ecap)->CTL0 |= ECAP_CTL0_CMPEN_Msk)
/**
* @brief This macro is used to disable compare function
* @param[in] ecap Specify ECAP port
* @return None
* @details This macro will disable the compare function.
* \hideinitializer
*/
#define ECAP_DISABLE_CMP(ecap) ((ecap)->CTL0 &= ~ECAP_CTL0_CMPEN_Msk)
/**
* @brief This macro is used to enable input capture function.
* @param[in] ecap Specify ECAP port
* @return None
* @details This macro will enable input capture timer/counter.
* \hideinitializer
*/
#define ECAP_ENABLE_CNT(ecap) ((ecap)->CTL0 |= ECAP_CTL0_CAPEN_Msk)
/**
* @brief This macro is used to disable input capture function.
* @param[in] ecap Specify ECAP port
* @return None
* @details This macro will disable input capture timer/counter.
* \hideinitializer
*/
#define ECAP_DISABLE_CNT(ecap) ((ecap)->CTL0 &= ~ECAP_CTL0_CAPEN_Msk)
/**
* @brief This macro is used to select input channel edge detection
* @param[in] ecap Specify ECAP port
* @param[in] u32Index The input channel number
* - \ref ECAP_IC0
* - \ref ECAP_IC1
* - \ref ECAP_IC2
* @param[in] u32Edge The input source
* - \ref ECAP_RISING_EDGE
* - \ref ECAP_FALLING_EDGE
* - \ref ECAP_RISING_FALLING_EDGE
* @return None
* @details This macro will select input capture can detect falling edge, rising edge or either rising or falling edge change.
* \hideinitializer
*/
#define ECAP_SEL_CAPTURE_EDGE(ecap, u32Index, u32Edge) ((ecap)->CTL1 = ((ecap)->CTL1 & ~(ECAP_CTL1_EDGESEL0_Msk<<((u32Index)<<1)))|((u32Edge)<<((u32Index)<<1)))
/**
* @brief This macro is used to select ECAP counter reload trigger source
* @param[in] ecap Specify ECAP port
* @param[in] u32TrigSrc The input source
* - \ref ECAP_CTL1_CAP0RLDEN_Msk
* - \ref ECAP_CTL1_CAP1RLDEN_Msk
* - \ref ECAP_CTL1_CAP2RLDEN_Msk
* - \ref ECAP_CTL1_OVRLDEN_Msk
* @return None
* @details This macro will select capture counter reload trigger source.
* \hideinitializer
*/
#define ECAP_SEL_RELOAD_TRIG_SRC(ecap, u32TrigSrc) ((ecap)->CTL1 = ((ecap)->CTL1 & ~0xF00)|(u32TrigSrc))
/**
* @brief This macro is used to select capture timer clock divide.
* @param[in] ecap Specify ECAP port
* @param[in] u32Clkdiv The input source
* - \ref ECAP_CAPTURE_TIMER_CLKDIV_1
* - \ref ECAP_CAPTURE_TIMER_CLKDIV_4
* - \ref ECAP_CAPTURE_TIMER_CLKDIV_16
* - \ref ECAP_CAPTURE_TIMER_CLKDIV_32
* - \ref ECAP_CAPTURE_TIMER_CLKDIV_64
* - \ref ECAP_CAPTURE_TIMER_CLKDIV_96
* - \ref ECAP_CAPTURE_TIMER_CLKDIV_112
* - \ref ECAP_CAPTURE_TIMER_CLKDIV_128
* @return None
* @details This macro will select capture timer clock has a pre-divider with eight divided option.
* \hideinitializer
*/
#define ECAP_SEL_TIMER_CLK_DIV(ecap, u32Clkdiv) ((ecap)->CTL1 = ((ecap)->CTL1 & ~ECAP_CTL1_CLKSEL_Msk)|(u32Clkdiv))
/**
* @brief This macro is used to select capture timer/counter clock source
* @param[in] ecap Specify ECAP port
* @param[in] u32ClkSrc The input source
* - \ref ECAP_CAPTURE_TIMER_CLK_SRC_CAP_CLK
* - \ref ECAP_CAPTURE_TIMER_CLK_SRC_CAP0
* - \ref ECAP_CAPTURE_TIMER_CLK_SRC_CAP1
* - \ref ECAP_CAPTURE_TIMER_CLK_SRC_CAP2
* @return None
* @details This macro will select capture timer/clock clock source.
* \hideinitializer
*/
#define ECAP_SEL_TIMER_CLK_SRC(ecap, u32ClkSrc) ((ecap)->CTL1 = ((ecap)->CTL1 & ~ECAP_CTL1_CNTSRCSEL_Msk)|(u32ClkSrc))
/**
* @brief This macro is used to read input capture status
* @param[in] ecap Specify ECAP port
* @return Input capture status flags
* @details This macro will get the input capture interrupt status.
* \hideinitializer
*/
#define ECAP_GET_INT_STATUS(ecap) ((ecap)->STATUS)
/**
* @brief This macro is used to get input channel interrupt flag
* @param[in] ecap Specify ECAP port
* @param[in] u32Mask The input channel mask
* - \ref ECAP_STATUS_CAPTF0_Msk
* - \ref ECAP_STATUS_CAPTF1_Msk
* - \ref ECAP_STATUS_CAPTF2_Msk
* - \ref ECAP_STATUS_CAPOVF_Msk
* - \ref ECAP_STATUS_CAPCMPF_Msk
* @return None
* @details This macro will write 1 to get the input channel_n interrupt flag.
* \hideinitializer
*/
#define ECAP_GET_CAPTURE_FLAG(ecap, u32Mask) (((ecap)->STATUS & (u32Mask))?1:0)
/**
* @brief This macro is used to clear input channel interrupt flag
* @param[in] ecap Specify ECAP port
* @param[in] u32Mask The input channel mask
* - \ref ECAP_STATUS_CAPTF0_Msk
* - \ref ECAP_STATUS_CAPTF1_Msk
* - \ref ECAP_STATUS_CAPTF2_Msk
* - \ref ECAP_STATUS_CAPOVF_Msk
* - \ref ECAP_STATUS_CAPCMPF_Msk
* @return None
* @details This macro will write 1 to clear the input channel_n interrupt flag.
* \hideinitializer
*/
#define ECAP_CLR_CAPTURE_FLAG(ecap, u32Mask) ((ecap)->STATUS = (u32Mask))
/**
* @brief This macro is used to set input capture counter value
* @param[in] ecap Specify ECAP port
* @param[in] u32Val Counter value
* @return None
* @details This macro will set a counter value of input capture.
* \hideinitializer
*/
#define ECAP_SET_CNT_VALUE(ecap, u32Val) ((ecap)->CNT = (u32Val))
/**
* @brief This macro is used to get input capture counter value
* @param[in] ecap Specify ECAP port
* @return Capture counter value
* @details This macro will get a counter value of input capture.
* \hideinitializer
*/
#define ECAP_GET_CNT_VALUE(ecap) ((ecap)->CNT)
/**
* @brief This macro is used to get input capture counter hold value
* @param[in] ecap Specify ECAP port
* @param[in] u32Index The input channel number
* - \ref ECAP_IC0
* - \ref ECAP_IC1
* - \ref ECAP_IC2
* @return Capture counter hold value
* @details This macro will get a hold value of input capture channel_n.
* \hideinitializer
*/
#define ECAP_GET_CNT_HOLD_VALUE(ecap, u32Index) (*(__IO uint32_t *) (&((ecap)->HLD0) + (u32Index)))
/**
* @brief This macro is used to set input capture counter compare value
* @param[in] ecap Specify ECAP port
* @param[in] u32Val Input capture compare value
* @return None
* @details This macro will set a compare value of input capture counter.
* \hideinitializer
*/
#define ECAP_SET_CNT_CMP(ecap, u32Val) ((ecap)->CNTCMP = (u32Val))
void ECAP_Open(ECAP_T* ecap, uint32_t u32FuncMask);
void ECAP_Close(ECAP_T* ecap);
void ECAP_EnableINT(ECAP_T* ecap, uint32_t u32Mask);
void ECAP_DisableINT(ECAP_T* ecap, uint32_t u32Mask);
/*@}*/ /* end of group ECAP_EXPORTED_FUNCTIONS */
/*@}*/ /* end of group ECAP_Driver */
/*@}*/ /* end of group Standard_Driver */
#ifdef __cplusplus
}
#endif
#endif /* __NU_ECAP_H__ */
/*** (C) COPYRIGHT 2016 Nuvoton Technology Corp. ***/
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