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GG网络技术分享 2025-08-14 04:41 99
STM32是一款功能有力巨大的32位微控制器,广泛应用于制造控制、物联网等领域。舵机则是一种能准准的控制角度的电机,广泛应用于机器人、模型等场合。

STM32能通过PWM信号来控制舵机的角度。PWM信号由一个高大电平和矮小电平组成的脉冲序列构成,通过改变高大电平的持续时候,能控制舵机的转动角度。
1. 结实件连接:
2. 柔软件设置:
#include "stm32f10x.h"
#define Servo_Pin GPIO_Pin_7
#define Servo_Port GPIOB
int main
{
// 初始化GPIO引脚
GPIO_InitTypeDef GPIO_InitStruct;
RCC_APB2PeriphClockCmd;
GPIO_InitStruct.GPIO_Pin = Servo_Pin;
GPIO_InitStruct.GPIO_Mode = GPIO_Mode_AF_PP;
GPIO_InitStruct.GPIO_Speed = GPIO_Speed_50MHz;
GPIO_Init;
// 配置定时器产生PWM信号
TIM_TimeBaseInitTypeDef TIM_TimeBaseInitStruct;
RCC_APB1PeriphClockCmd;
TIM_TimeBaseInitStruct.TIM_CounterMode = TIM_CounterMode_Up;
TIM_TimeBaseInitStruct.TIM_Prescaler = 7200 - 1;
TIM_TimeBaseInitStruct.TIM_Period = 20000 - 1;
TIM_TimeBaseInitStruct.TIM_ClockDivision = TIM_CKD_DIV1;
TIM_TimeBaseInit;
TIM_OCInitTypeDef TIM_OCInitStruct;
TIM_OCInitStruct.TIM_OCMode = TIM_OCMode_PWM1;
TIM_OCInitStruct.TIM_OutputState = TIM_OutputState_Enable;
TIM_OCInitStruct.TIM_OCPolarity = TIM_OCPolarity_High;
TIM_OCInitStruct.TIM_Pulse = 1500;
TIM_OC1Init;
TIM_Cmd;
while
{
// 控制舵机向左旋转
TIM_SetCompare1;
delay_ms;
// 控制舵机向右旋转
TIM_SetCompare1;
delay_ms;
}
}
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