求助，编译通过但看不到实际效果，谢谢啦

happyfly

[mw_shl_code=c,true]#include "stm32f10x.h" void RCC_Configuration() { ErrorStatus HSEStartUpStatus; RCC_DeInit(); RCC_HSEConfig(RCC_HSE_ON); HSEStartUpStatus=RCC_WaitForHSEStartUp(); if(HSEStartUpStatus==SUCCESS) { RCC_HCLKConfig(RCC_SYSCLK_Div1); RCC_PCLK2Config(RCC_HCLK_Div1); RCC_PCLK1Config(RCC_HCLK_Div2); RCC_PLLConfig(RCC_PLLSource_HSE_Div1,RCC_PLLMul_9); RCC_PLLCmd(ENABLE); while(RCC_GetFlagStatus(RCC_FLAG_PLLRDY)==RESET); RCC_SYSCLKConfig(RCC_SYSCLKSource_PLLCLK); while(RCC_GetSYSCLKSource()!=0x08); } } void GPIO_Configuration() { GPIO_InitTypeDef GPIO_InitStructure; RCC_APB2PeriphClockCmd(RCC_APB2Periph_GPIOA,ENABLE); GPIO_InitStructure.GPIO_Pin=GPIO_Pin_2; GPIO_InitStructure.GPIO_Mode=GPIO_Mode_AIN; GPIO_Init(GPIOA,&GPIO_InitStructure); GPIO_InitStructure.GPIO_Mode=GPIO_Mode_AF_PP; GPIO_InitStructure.GPIO_Pin=GPIO_Pin_7; GPIO_InitStructure.GPIO_Speed=GPIO_Speed_50MHz; GPIO_Init(GPIOA,&GPIO_InitStructure); GPIO_InitStructure.GPIO_Mode=GPIO_Mode_AF_PP; GPIO_InitStructure.GPIO_Pin=GPIO_Pin_1; GPIO_InitStructure.GPIO_Speed=GPIO_Speed_50MHz; GPIO_Init(GPIOA,&GPIO_InitStructure); } void ADC_Configuration() { ADC_InitTypeDef ADC_InitStructure; RCC_APB2PeriphClockCmd(RCC_APB2Periph_ADC1,ENABLE); RCC_ADCCLKConfig(RCC_PCLK2_Div6); ADC_DeInit(ADC1); ADC_InitStructure.ADC_Mode=ADC_Mode_Independent; ADC_InitStructure.ADC_ScanConvMode=DISABLE; ADC_InitStructure.ADC_ContinuousConvMode=ENABLE; ADC_InitStructure.ADC_ExternalTrigConv=ADC_ExternalTrigConv_None; ADC_InitStructure.ADC_DataAlign=ADC_DataAlign_Right; ADC_InitStructure.ADC_NbrOfChannel=1; ADC_Init(ADC1,&ADC_InitStructure); ADC_RegularChannelConfig(ADC1,ADC_Channel_8,1,ADC_SampleTime_1Cycles5); ADC_Cmd(ADC1,ENABLE); ADC_ResetCalibration(ADC1); while(ADC_GetResetCalibrationStatus(ADC1)); ADC_StartCalibration(ADC1); while(ADC_GetCalibrationStatus(ADC1)); } u16 Get_ADC(u8 ch) { ADC_RegularChannelConfig(ADC1,ch,1,ADC_SampleTime_239Cycles5); ADC_SoftwareStartConvCmd(ADC1,ENABLE); while(!ADC_GetFlagStatus(ADC1,ADC_FLAG_EOC)); return ADC_GetConversionValue(ADC1); } void TIM3_PWM_Init(u16 arr,u16 psc) { TIM_TimeBaseInitTypeDef TimeBaseStructure; TIM_OCInitTypeDef TIM_OCInitStructure; RCC_APB1PeriphClockCmd(RCC_APB1Periph_TIM3,ENABLE); RCC_APB2PeriphClockCmd(RCC_APB2Periph_GPIOB|RCC_APB2Periph_AFIO,ENABLE); TimeBaseStructure.TIM_Period=arr; TimeBaseStructure.TIM_Prescaler=psc; TimeBaseStructure.TIM_ClockDivision=0; TimeBaseStructure.TIM_CounterMode=TIM_CounterMode_Up; TIM_TimeBaseInit(TIM3,&TimeBaseStructure); TIM_OCInitStructure.TIM_OCMode=TIM_OCMode_PWM2; TIM_OCInitStructure.TIM_OutputState=TIM_OutputState_Enable; TIM_OCInitStructure.TIM_OCPolarity=TIM_OCPolarity_High; TIM_OC2Init(TIM3,&TIM_OCInitStructure); TIM_OC2PreloadConfig(TIM3,TIM_OCPreload_Enable); } void TIM2_PWM_Init(u16 arr,u16 psc) { TIM_TimeBaseInitTypeDef TimeBaseStructure; TIM_OCInitTypeDef TIM_OCInitStructure; RCC_APB1PeriphClockCmd(RCC_APB1Periph_TIM2,ENABLE); RCC_APB2PeriphClockCmd(RCC_APB2Periph_GPIOA,ENABLE); TimeBaseStructure.TIM_Period=arr; TimeBaseStructure.TIM_Prescaler=psc; TimeBaseStructure.TIM_ClockDivision=0; TimeBaseStructure.TIM_CounterMode=TIM_CounterMode_Up; TIM_TimeBaseInit(TIM3,&TimeBaseStructure); TIM_OCInitStructure.TIM_OCMode=TIM_OCMode_PWM2; TIM_OCInitStructure.TIM_OutputState=TIM_OutputState_Enable; TIM_OCInitStructure.TIM_OCPolarity=TIM_OCPolarity_High; TIM_OC2Init(TIM3,&TIM_OCInitStructure); TIM_OC2PreloadConfig(TIM3,TIM_OCPreload_Enable); } int main() { u16 body; u32 quan,i; u8 head=0xF7; u8 end=0x08; u8 wei; RCC_Configuration(); GPIO_Configuration(); ADC_Configuration(); TIM2_PWM_Init(1440,0); TIM3_PWM_Init(2400,0); while(1) { body=Get_ADC(1); quan=(head<<24)|(body<<8)|end; for(i=0;i<32;i++) { wei=(quan&0x80000000); if(wei==1) TIM_Cmd(TIM2,ENABLE); else TIM_Cmd(TIM3,ENABLE); quan=quan<<1; } } } [/mw_shl_code]

styleno1

楼主，你想多了，编译通过不代表功能。