97 lines
3.4 KiB
C
97 lines
3.4 KiB
C
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/********************************** (C) COPYRIGHT *******************************
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* File Name : CH57x_timer0.c
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* Author : WCH
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* Version : V1.0
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* Date : 2018/12/15
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* Description
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*******************************************************************************/
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#include "CH57x_common.h"
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/*******************************************************************************
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* Function Name : TMR0_TimerInit
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* Description : 定时功能初始化
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* Input : t: 定时时间，基于当前系统时钟Tsys, 最长定时周期 67108864
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* Return : None
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*******************************************************************************/
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void TMR0_TimerInit( UINT32 t )
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{
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R32_TMR0_CNT_END = t;
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R8_TMR0_CTRL_MOD = RB_TMR_ALL_CLEAR;
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R8_TMR0_CTRL_MOD = RB_TMR_COUNT_EN;
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}
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/*******************************************************************************
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* Function Name : TMR0_EXTSingleCounterInit
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* Description : 外部信号计数功能初始化
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* Input : c: 外部送入信号脉冲计数, 最长计数 67108864
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* Return : None
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*******************************************************************************/
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void TMR0_EXTSingleCounterInit( UINT32 c )
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{
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R32_TMR0_CNT_END = c;
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R8_TMR0_CTRL_MOD = RB_TMR_ALL_CLEAR;
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R8_TMR0_CTRL_MOD = RB_TMR_CAP_COUNT|RB_TMR_MODE_IN|RB_TMR_COUNT_EN;
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}
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/*******************************************************************************
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* Function Name : TMR0_CountInit
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* Description : 边沿计数功能初始化
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* Input : cap: 采集计数类型
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CAP_NULL - 不计数
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Edge_To_Edge - 计数任意边沿
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FallEdge_To_FallEdge - 计数下降沿
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RiseEdge_To_RiseEdge - 计数上升沿
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* Return : None
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*******************************************************************************/
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void TMR0_CountInit( CapModeTypeDef cap )
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{
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R8_TMR0_CTRL_MOD = RB_TMR_ALL_CLEAR;
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R8_TMR0_CTRL_MOD = RB_TMR_COUNT_EN \
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|RB_TMR_CAP_COUNT \
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|RB_TMR_MODE_IN \
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|(cap<<6);
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}
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/*******************************************************************************
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* Function Name : TMR0_PWMInit
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* Description : PWM 输出初始化
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* Input : pr: select wave polar
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refer to PWMX_PolarTypeDef
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ts: set pwm repeat times
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refer to PWM_RepeatTsTypeDef
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* Return : None
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*******************************************************************************/
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void TMR0_PWMInit( PWMX_PolarTypeDef pr, PWM_RepeatTsTypeDef ts )
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{
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// R8_TMR0_CTRL_MOD = RB_TMR_ALL_CLEAR;
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R8_TMR0_CTRL_MOD = RB_TMR_COUNT_EN \
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|RB_TMR_OUT_EN \
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|(pr<<4) \
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|(ts<<6);
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}
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/*******************************************************************************
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* Function Name : TMR0_CapInit
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* Description : 外部信号捕捉功能初始化
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* Input : cap: select capture mode
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refer to CapModeTypeDef
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* Return : None
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*******************************************************************************/
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void TMR0_CapInit( CapModeTypeDef cap )
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{
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R8_TMR0_CTRL_MOD = RB_TMR_ALL_CLEAR;
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R8_TMR0_CTRL_MOD = RB_TMR_COUNT_EN \
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|RB_TMR_MODE_IN \
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|(cap<<6);
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}
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