You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
74 lines
2.1 KiB
74 lines
2.1 KiB
2 years ago
|
/********************************** (C) COPYRIGHT *******************************
|
||
|
* File Name : CH57x_timer0.c
|
||
|
* Author : WCH
|
||
|
* Version : V1.2
|
||
|
* Date : 2021/11/17
|
||
|
* Description
|
||
|
* Copyright (c) 2021 Nanjing Qinheng Microelectronics Co., Ltd.
|
||
|
* SPDX-License-Identifier: Apache-2.0
|
||
|
*******************************************************************************/
|
||
|
|
||
|
#include "CH58x_common.h"
|
||
|
|
||
|
/*********************************************************************
|
||
|
* @fn TMR0_TimerInit
|
||
|
*
|
||
|
* @brief 定时功能初始化
|
||
|
*
|
||
|
* @param t - 定时时间,基于当前系统时钟Tsys, 最长定时周期 67108864
|
||
|
*
|
||
|
* @return none
|
||
|
*/
|
||
|
void TMR0_TimerInit(uint32_t t)
|
||
|
{
|
||
|
R32_TMR0_CNT_END = t;
|
||
|
R8_TMR0_CTRL_MOD = RB_TMR_ALL_CLEAR;
|
||
|
R8_TMR0_CTRL_MOD = RB_TMR_COUNT_EN;
|
||
|
}
|
||
|
|
||
|
/*********************************************************************
|
||
|
* @fn TMR0_EXTSingleCounterInit
|
||
|
*
|
||
|
* @brief 边沿计数功能初始化
|
||
|
*
|
||
|
* @param cap - 采集计数类型
|
||
|
*
|
||
|
* @return none
|
||
|
*/
|
||
|
void TMR0_EXTSingleCounterInit(CapModeTypeDef cap)
|
||
|
{
|
||
|
R8_TMR0_CTRL_MOD = RB_TMR_ALL_CLEAR;
|
||
|
R8_TMR0_CTRL_MOD = RB_TMR_COUNT_EN | RB_TMR_CAP_COUNT | RB_TMR_MODE_IN | (cap << 6);
|
||
|
}
|
||
|
|
||
|
/*********************************************************************
|
||
|
* @fn TMR0_PWMInit
|
||
|
*
|
||
|
* @brief PWM 输出初始化
|
||
|
*
|
||
|
* @param pr - select wave polar, refer to PWMX_PolarTypeDef
|
||
|
* @param ts - set pwm repeat times, refer to PWM_RepeatTsTypeDef
|
||
|
*
|
||
|
* @return none
|
||
|
*/
|
||
|
void TMR0_PWMInit(PWMX_PolarTypeDef pr, PWM_RepeatTsTypeDef ts)
|
||
|
{
|
||
|
// R8_TMR0_CTRL_MOD = RB_TMR_ALL_CLEAR;
|
||
|
R8_TMR0_CTRL_MOD = RB_TMR_COUNT_EN | RB_TMR_OUT_EN | (pr << 4) | (ts << 6);
|
||
|
}
|
||
|
|
||
|
/*********************************************************************
|
||
|
* @fn TMR0_CapInit
|
||
|
*
|
||
|
* @brief 外部信号捕捉功能初始化
|
||
|
*
|
||
|
* @param cap - select capture mode, refer to CapModeTypeDef
|
||
|
*
|
||
|
* @return none
|
||
|
*/
|
||
|
void TMR0_CapInit(CapModeTypeDef cap)
|
||
|
{
|
||
|
R8_TMR0_CTRL_MOD = RB_TMR_ALL_CLEAR;
|
||
|
R8_TMR0_CTRL_MOD = RB_TMR_COUNT_EN | RB_TMR_MODE_IN | (cap << 6);
|
||
|
}
|