用keil5写出stm32使用L298N控制直流减速电机正反转的代码
时间: 2023-06-26 15:10:29 浏览: 187
下面是使用Keil5编写的基于STM32的L298N直流减速电机正反转控制代码:
```c
#include "stm32f10x.h"
#define MOTOR_PIN_1 GPIO_Pin_0
#define MOTOR_PIN_2 GPIO_Pin_1
#define MOTOR_PIN_3 GPIO_Pin_2
#define MOTOR_PIN_4 GPIO_Pin_3
void delay_ms(uint32_t ms) {
uint32_t i = 0;
for(i=0; i<ms*4000; i++);
}
void motor_control(GPIO_TypeDef* gpiox, uint16_t pin1, uint16_t pin2, uint8_t direction) {
if(direction == 0) {
GPIO_ResetBits(gpiox, pin1);
GPIO_SetBits(gpiox, pin2);
} else if(direction == 1) {
GPIO_ResetBits(gpiox, pin2);
GPIO_SetBits(gpiox, pin1);
}
}
int main(void) {
GPIO_InitTypeDef GPIO_InitStruct;
RCC_APB2PeriphClockCmd(RCC_APB2Periph_GPIOA, ENABLE);
GPIO_InitStruct.GPIO_Pin = MOTOR_PIN_1 | MOTOR_PIN_2 | MOTOR_PIN_3 | MOTOR_PIN_4;
GPIO_InitStruct.GPIO_Mode = GPIO_Mode_Out_PP;
GPIO_InitStruct.GPIO_Speed = GPIO_Speed_50MHz;
GPIO_Init(GPIOA, &GPIO_InitStruct);
while(1) {
// clockwise
motor_control(GPIOA, MOTOR_PIN_1, MOTOR_PIN_2, 0);
motor_control(GPIOA, MOTOR_PIN_3, MOTOR_PIN_4, 1);
delay_ms(2000);
// counter-clockwise
motor_control(GPIOA, MOTOR_PIN_1, MOTOR_PIN_2, 1);
motor_control(GPIOA, MOTOR_PIN_3, MOTOR_PIN_4, 0);
delay_ms(2000);
}
}
```
注意,这里的代码只是简单地进行正反转控制,并没有考虑电机的加速度、减速度等情况。如果需要更加精细的控制策略,需要在代码中添加额外的逻辑和算法。
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