MRobot/User/bsp/servo_pwm.h
2025-05-06 00:32:46 +08:00

46 lines
1.2 KiB
C

#pragma once
#ifdef __cplusplus
extern "C" {
#endif
/* Includes ----------------------------------------------------------------- */
#include <stdint.h>
#include "tim.h"
#include "bsp/bsp.h"
/* Exported constants ------------------------------------------------------- */
/* Exported macro ----------------------------------------------------------- */
/* Exported types ----------------------------------------------------------- */
typedef struct {
TIM_HandleTypeDef* htim; // 定时器句柄
uint32_t channel; // 定时器通道
} PWM_Channel_Config_t;
#define PWM_RESOLUTION 1000 // ARR change begin
#define CYCLE 20 //ms
typedef enum {
BSP_PWM_SERVO = 0,
BSP_PWM_IMU_HEAT = 1,
} BSP_PWM_Channel_t;
const PWM_Channel_Config_t pwm_channel_config[] = {
[BSP_PWM_SERVO] = { &htim1, TIM_CHANNEL_1 }, // xxx 对应 TIMx 通道x
[BSP_PWM_IMU_HEAT] = { &htim1, TIM_CHANNEL_2 }
}; //change end
/* Exported functions prototypes -------------------------------------------- */
int8_t BSP_PWM_Start(BSP_PWM_Channel_t ch);
int8_t BSP_PWM_Set(BSP_PWM_Channel_t ch, float duty_cycle);
int8_t BSP_PWM_Stop(BSP_PWM_Channel_t ch);
#ifdef __cplusplus
}
#endif