rt-thread-official/bsp/wch/risc-v/Libraries/ch32_drivers/drv_pwm.h

41 lines
826 B
C

/*
* Copyright (c) 2006-2022, RT-Thread Development Team
*
* SPDX-License-Identifier: Apache-2.0
*
* Change Logs:
* Date Author Notes
* 2022-10-20 MXH the first version
*/
#ifndef __DRV_PWM_H__
#define __DRV_PWM_H__
#include <rtthread.h>
#ifdef BSP_USING_PWM
#include "ch32v30x_tim.h"
#include <drivers/rt_drv_pwm.h>
#include <drivers/hwtimer.h>
#include <board.h>
#ifndef ITEM_NUM
#define ITEM_NUM(items) sizeof(items) / sizeof(items[0])
#endif
#define MAX_COUNTER 65535
#define MIN_COUNTER 2
#define MIN_PULSE 2
#define FLAG_NOT_INIT 0xFF
struct rtdevice_pwm_device
{
struct rt_device_pwm parent;
TIM_TypeDef* periph;
rt_uint8_t channel[4];
char* name;
};
#endif/* BSP_USING_PWM */
#endif/* __DRV_PWM_H__ */