STM32單片機(jī)PWM驅(qū)動電機(jī)程序

ID:1090286 · 發(fā)表于 2023-10-21 13:44

#include "stm32f10x.h"                // Device header
#include "PWM.h"

void Motor_Init(void)
{
      RCC_APB2PeriphClockCmd(RCC_APB2Periph_GPIOA, ENABLE);

      GPIO_InitTypeDef GPIO_InitStructure;
      GPIO_InitStructure.GPIO_Mode = GPIO_Mode_Out_PP;
      GPIO_InitStructure.GPIO_Pin = GPIO_Pin_4 | GPIO_Pin_5;
      GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz;
      GPIO_Init(GPIOA, &GPIO_InitStructure);

      PWM_Init();
}

void Motor_SetSpeed(int8_t Speed)
{
      if (Speed >= 0)
      {
            GPIO_SetBits(GPIOA, GPIO_Pin_4);
            GPIO_ResetBits(GPIOA, GPIO_Pin_5);
            PWM_SetCompare3(Speed);
      }
      else
      {
            GPIO_ResetBits(GPIOA, GPIO_Pin_4);
            GPIO_SetBits(GPIOA, GPIO_Pin_5);
            PWM_SetCompare3(-Speed);
      }
}

#include "stm32f10x.h" // Device header
#include "Delay.h"
#include "OLED.h"
#include "Motor.h"
#include "Key.h"
uint8_t KeyNum;
int8_t Speed;
int main(void)
{
OLED_Init();
Motor_Init();
Key_Init();
OLED_ShowString(1, 1, "Speed:");
while (1)
{
KeyNum = Key_GetNum();
if (KeyNum == 1)
{
Speed += 20;
if (Speed > 100)
{
Speed = -100;
}
}
Motor_SetSpeed(Speed);
OLED_ShowSignedNum(1, 7, Speed, 3);
}
}

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PWM驅(qū)動直流電機(jī).7z (176.85 KB, 下載次數(shù): 22)

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