標題:
stm32定時器制舵機,電調(diào),電機,pwm調(diào)速度三合一程序源碼
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作者:
qazwsx93101693
時間:
2018-3-27 14:05
標題:
stm32定時器制舵機,電調(diào),電機,pwm調(diào)速度三合一程序源碼
此程序用stm32定時器,調(diào)節(jié)pwm,來控制電機的速度。
0.jpg
(28.82 KB, 下載次數(shù): 42)
下載附件
2018-3-27 18:08 上傳
單片機源程序如下:
#include "pwm.h"
#include "stm32f10x_tim.h"
#include "pbdata.h"
void PWM_Init(void)
{
GPIO_InitTypeDef GPIO_InitStructure;
RCC_APB2PeriphClockCmd(RCC_APB2Periph_GPIOA,ENABLE);
RCC_APB1PeriphClockCmd(RCC_APB1Periph_TIM3,ENABLE);
RCC_APB2PeriphClockCmd(RCC_APB2Periph_AFIO,ENABLE);
GPIO_InitStructure.GPIO_Pin=GPIO_Pin_6|GPIO_Pin_7;
GPIO_InitStructure.GPIO_Speed=GPIO_Speed_50MHz;
GPIO_InitStructure.GPIO_Mode=GPIO_Mode_AF_PP;
GPIO_Init(GPIOA,&GPIO_InitStructure);
RCC_APB2PeriphClockCmd(RCC_APB2Periph_GPIOB,ENABLE);
RCC_APB1PeriphClockCmd(RCC_APB1Periph_TIM3,ENABLE);
RCC_APB2PeriphClockCmd(RCC_APB2Periph_AFIO,ENABLE);
GPIO_InitStructure.GPIO_Pin=GPIO_Pin_0;
GPIO_InitStructure.GPIO_Speed=GPIO_Speed_50MHz;
GPIO_InitStructure.GPIO_Mode=GPIO_Mode_AF_PP;
GPIO_Init(GPIOB,&GPIO_InitStructure);
}
unsigned char TIM3_Configuration(u16 pulse)
{
TIM_TimeBaseInitTypeDef TIM_TimeBaseStruct;
TIM_OCInitTypeDef TIM_OCInitStructure;
//GPIO_PinRemapConfig(GPIO_PartialRemap_TIM3,ENABLE);
//定時器初始化
TIM_DeInit(TIM3);
TIM_TimeBaseStruct.TIM_Period=20000-1;//20000-1周期為20ms,因為寄存器要自加1,所以先減1
TIM_TimeBaseStruct.TIM_Prescaler=72-1;//預分頻
TIM_TimeBaseStruct.TIM_ClockDivision=TIM_CKD_DIV1;
TIM_TimeBaseStruct.TIM_CounterMode=TIM_CounterMode_Up;//向上
TIM_TimeBaseInit(TIM3,&TIM_TimeBaseStruct);
//pwm 初始化
TIM_OCInitStructure.TIM_OCMode=TIM_OCMode_PWM1;
TIM_OCInitStructure.TIM_OutputState=TIM_OutputState_Enable;
TIM_OCInitStructure.TIM_Pulse=pulse; //高電平所占的時間
TIM_OCInitStructure.TIM_OCPolarity=TIM_OCPolarity_High;
TIM_OC1Init(TIM3,&TIM_OCInitStructure);
TIM_OC1PreloadConfig(TIM3,TIM_OCPreload_Enable);
TIM_Cmd(TIM3,ENABLE);
return pulse;
}
unsigned char TIM3A_Configuration(u16 pulse1)
{
TIM_TimeBaseInitTypeDef TIM_TimeBaseStruct;
TIM_OCInitTypeDef TIM_OCInitStructure;
// GPIO_PinRemapConfig(GPIO_PartialRemap_TIM3,ENABLE);
//定時器初始化
TIM_DeInit(TIM3);
TIM_TimeBaseStruct.TIM_Period=20000-1;//20000-1周期為20ms,因為寄存器要自加1,所以先減1
TIM_TimeBaseStruct.TIM_Prescaler=72-1;//預分頻
TIM_TimeBaseStruct.TIM_ClockDivision=TIM_CKD_DIV1;
TIM_TimeBaseStruct.TIM_CounterMode=TIM_CounterMode_Up;//向上
TIM_TimeBaseInit(TIM3,&TIM_TimeBaseStruct);
//pwm 初始化
TIM_OCInitStructure.TIM_OCMode=TIM_OCMode_PWM1;
TIM_OCInitStructure.TIM_OutputState=TIM_OutputState_Enable;
TIM_OCInitStructure.TIM_Pulse=pulse1; //高電平所占的時間
TIM_OCInitStructure.TIM_OCPolarity=TIM_OCPolarity_High;
TIM_OC2Init(TIM3,&TIM_OCInitStructure);
TIM_OC2PreloadConfig(TIM3,TIM_OCPreload_Enable);
TIM_Cmd(TIM3,ENABLE);
return pulse1;
}
unsigned char TIM3DIANTIAO1_Config(u16 diantiao_pulse)
{
TIM_TimeBaseInitTypeDef TIM_TimeBaseStructure;
TIM_OCInitTypeDef TIM_OCInitStructure;
TIM_TimeBaseStructure.TIM_Period = 19999; //當定時器從0計數(shù)到999,即為1000次,為一個定時周期
TIM_TimeBaseStructure.TIM_Prescaler = 71; //設置預分頻:不預分頻,即為72MHz
TIM_TimeBaseStructure.TIM_ClockDivision = TIM_CKD_DIV1 ; //設置時鐘分頻系數(shù):不分頻
TIM_TimeBaseStructure.TIM_CounterMode = TIM_CounterMode_Up; //向上計數(shù)模式
TIM_TimeBaseInit(TIM3, &TIM_TimeBaseStructure);
TIM_OCInitStructure.TIM_OCMode = TIM_OCMode_PWM1; //配置為PWM模式1
TIM_OCInitStructure.TIM_OutputState = TIM_OutputState_Enable;
TIM_OCInitStructure.TIM_Pulse = diantiao_pulse; //設置跳變值,當計數(shù)器計數(shù)到這個值時,電平發(fā)生跳變
TIM_OCInitStructure.TIM_OCPolarity = TIM_OCPolarity_High; //當定時器計數(shù)值小于CCR1_Val時為高電平
TIM_OC3Init(TIM3, &TIM_OCInitStructure); //使能通道3
TIM_OC3PreloadConfig(TIM3, TIM_OCPreload_Enable);
TIM_ARRPreloadConfig(TIM3, ENABLE); // 使能TIM3重載寄存器ARR
TIM_Cmd(TIM3, ENABLE);
return diantiao_pulse;
}
復制代碼
所有資料51hei提供下載:
Keil代碼 舵機,電調(diào),電機三合一.7z
(191.09 KB, 下載次數(shù): 77)
2022-12-16 04:46 上傳
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作者:
dillinllp
時間:
2018-3-31 09:16
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