STM32F030 K6和R8程序通用性

debug

#include "stm32f0xx.h"
#include "pwm.h"

uint16_t TimerPeriod = 0;
uint16_t Channel1Pulse = 0, Channel2Pulse = 0, Channel3Pulse = 0, Channel4Pulse = 0;
/**
  * @brief  Inserts a delay time.
  * @param  nTime: specifies the delay time length, in milliseconds.
  * @retval None
  */

void PWM_GPIO_Config(void)
{
  GPIO_InitTypeDef GPIO_InitStructure;

  /* GPIO± */
  RCC_AHBPeriphClockCmd(RCC_AHBPeriph_GPIOA | RCC_AHBPeriph_GPIOB, ENABLE);

  /* GPIO-----------------------------------
        --------------PA8  TIM1_CH1---------------------------
        --------------PA9  TIM1_CH2---------------------------
        --------------PA10 TIM1_CH3---------------------------
        --------------PA11 TIM1_CH4---------------------------
        --------------PB13 PA7 TIM1_CH1N---------------------------
        --------------PB14 PB0 TIM1_CH2N---------------------------
        --------------PB15 PB1 TIM1_CH3N---------------------------
        --------------PB1  TIM1_CH3N---------------------------
        --------------PB12 TIM1_BRKIN---------------------------        */
/*
  GPIO_InitStructure.GPIO_Pin = GPIO_Pin_8 | GPIO_Pin_9 | GPIO_Pin_10 | GPIO_Pin_11;
  GPIO_InitStructure.GPIO_Mode = GPIO_Mode_AF;//
  GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz;
  GPIO_InitStructure.GPIO_OType = GPIO_OType_PP;//push-pull
  GPIO_InitStructure.GPIO_PuPd = GPIO_PuPd_UP ;//
  GPIO_Init(GPIOA, &GPIO_InitStructure);
       
  GPIO_PinAFConfig(GPIOA, GPIO_PinSource8, GPIO_AF_2);
  GPIO_PinAFConfig(GPIOA, GPIO_PinSource9, GPIO_AF_2);
  GPIO_PinAFConfig(GPIOA, GPIO_PinSource10, GPIO_AF_2);
  GPIO_PinAFConfig(GPIOA, GPIO_PinSource11, GPIO_AF_2);
*/
  GPIO_InitStructure.GPIO_Pin = GPIO_Pin_9;
  GPIO_InitStructure.GPIO_Mode = GPIO_Mode_AF;//
  GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz;
  GPIO_InitStructure.GPIO_OType = GPIO_OType_PP;//push-pull
  GPIO_InitStructure.GPIO_PuPd = GPIO_PuPd_UP ;//
  GPIO_Init(GPIOA, &GPIO_InitStructure);       
  GPIO_PinAFConfig(GPIOA, GPIO_PinSource9, GPIO_AF_2);
/*       
  GPIO_InitStructure.GPIO_Pin = GPIO_Pin_13 | GPIO_Pin_14 | GPIO_Pin_15;
  GPIO_InitStructure.GPIO_Mode = GPIO_Mode_AF;//
  GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz;
  GPIO_InitStructure.GPIO_OType = GPIO_OType_PP;//push-pull
  GPIO_InitStructure.GPIO_PuPd = GPIO_PuPd_UP ;//
  GPIO_Init(GPIOB, &GPIO_InitStructure);
       
        GPIO_PinAFConfig(GPIOB, GPIO_PinSource13, GPIO_AF_2);
  GPIO_PinAFConfig(GPIOB, GPIO_PinSource14, GPIO_AF_2);
  GPIO_PinAFConfig(GPIOB, GPIO_PinSource15, GPIO_AF_2);
*/
  GPIO_InitStructure.GPIO_Pin = GPIO_Pin_0;
  GPIO_InitStructure.GPIO_Mode = GPIO_Mode_AF;//
  GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz;
  GPIO_InitStructure.GPIO_OType = GPIO_OType_PP;//push-pull
  GPIO_InitStructure.GPIO_PuPd = GPIO_PuPd_UP ;//
  GPIO_Init(GPIOB, &GPIO_InitStructure);
        GPIO_PinAFConfig(GPIOB, GPIO_PinSource0, GPIO_AF_2);
/*
  //戀爀攀愀欀       
        GPIO_InitStructure.GPIO_Mode = GPIO_Mode_AF;  
        GPIO_InitStructure.GPIO_Speed = GPIO_Speed_Level_2;  
        GPIO_InitStructure.GPIO_PuPd = GPIO_PuPd_UP;  
        GPIO_InitStructure.GPIO_Pin = GPIO_Pin_12;  
        GPIO_Init(GPIOB , &GPIO_InitStructure);   
        GPIO_PinAFConfig(GPIOB, GPIO_PinSource12, GPIO_AF_2);
*/       
}

void TIM_PWM_Config(void)
{
       
        NVIC_InitTypeDef NVIC_InitStructure;
        TIM_TimeBaseInitTypeDef  TIM_TimeBaseStructure;
        TIM_OCInitTypeDef  TIM_OCInitStructure;
        TIM_BDTRInitTypeDef TIM_BDTRInitStructure;
       
        RCC_APB2PeriphClockCmd(RCC_APB2Periph_TIM1 , ENABLE);
        /* TIM1  ---------------------------------------------------
   TIM1 ±(TIM1CLK) è APB2 ± (PCLK2)   
    => TIM1CLK = PCLK2 = SystemCoreClock
   TIM1CLK = SystemCoreClock, Prescaler = 0, TIM1 counter clock = SystemCoreClock
   SystemCoreClock 48 MHz

   ±êúú 4 ·PWM 17.57 KHz:
     - TIM1_Period = (SystemCoreClock / 17570) - 1
   1è± 50%
   2è± 37.5%
   3è± 25%
   4è± 12.5%
   ¨±÷·:
     - ChannelxPulse = DutyCycle * (TIM1_Period - 1) / 100
        */

    /*¤¨±íà±*/
  TimerPeriod = (SystemCoreClock / 100000) - 1;//100kHz

  /* Time ¨±ùè*/
  TIM_TimeBaseStructure.TIM_Prescaler = 0;
  TIM_TimeBaseStructure.TIM_CounterMode = TIM_CounterMode_Up;///* Time ¨±è*/
  TIM_TimeBaseStructure.TIM_Period = TimerPeriod;
  TIM_TimeBaseStructure.TIM_ClockDivision = 0;
  TIM_TimeBaseStructure.TIM_RepetitionCounter = 0;

  TIM_TimeBaseInit(TIM1, &TIM_TimeBaseStructure);

  /* 1234倀圀M è */
  TIM_OCInitStructure.TIM_OCMode = TIM_OCMode_PWM1;//TIM_OCMode_PWM1;//¨±÷吀IMí÷1
  TIM_OCInitStructure.TIM_OutputState = TIM_OutputState_Enable;//± è
  TIM_OCInitStructure.TIM_OutputNState = TIM_OutputNState_Enable;//± è
  TIM_OCInitStructure.TIM_OCPolarity = TIM_OCNPolarity_High;//±
  TIM_OCInitStructure.TIM_OCNPolarity = TIM_OCNPolarity_High;//±
  TIM_OCInitStructure.TIM_OCIdleState = TIM_OCIdleState_Reset;//±×
  TIM_OCInitStructure.TIM_OCNIdleState = TIM_OCIdleState_Reset;
       
        //Channel2Pulse = (uint16_t) (((uint32_t) 500 * (TimerPeriod - 1)) / 1000);
        TIM_OCInitStructure.TIM_Pulse = Channel2Pulse;//2
  TIM_OC2Init(TIM1, &TIM_OCInitStructure);
/*
  TIM_OCInitStructure.TIM_Pulse = Channel1Pulse;//1
  TIM_OC1Init(TIM1, &TIM_OCInitStructure);

  TIM_OCInitStructure.TIM_Pulse = Channel2Pulse;//2
  TIM_OC2Init(TIM1, &TIM_OCInitStructure);

  TIM_OCInitStructure.TIM_Pulse = Channel3Pulse;//3
  TIM_OC3Init(TIM1, &TIM_OCInitStructure);

  TIM_OCInitStructure.TIM_Pulse = Channel4Pulse;//4
  TIM_OC4Init(TIM1, &TIM_OCInitStructure);
*/
        /* TIM1 ---------------------------------------------------
        TDTS±   1/48M = 20.83ns
        TDTG±¤±ó±è       
        ± = 48 * 20.83ns = 1us
        */       
       
        TIM_BDTRInitStructure.TIM_OSSRState = TIM_OSSRState_Enable;  
  TIM_BDTRInitStructure.TIM_OSSIState = TIM_OSSIState_Enable;  
  TIM_BDTRInitStructure.TIM_LOCKLevel = TIM_LOCKLevel_OFF;  
  TIM_BDTRInitStructure.TIM_DeadTime = 20; //0~127
  TIM_BDTRInitStructure.TIM_Break = TIM_Break_Disable;//TIM_Break_Enable;  
  //TIM_BDTRInitStructure.TIM_BreakPolarity = TIM_BreakPolarity_Low;  
  //TIM_AutomaticOutput_Enable: breakó±§ó×  
  //TIM_AutomaticOutput_Disable: breakó·÷吀IM_CtrlPWMOutputs(TIM1, ENABLE),·ò倀圀M  
  TIM_BDTRInitStructure.TIM_AutomaticOutput = TIM_AutomaticOutput_Disable;  
  TIM_BDTRConfig(TIM1, &TIM_BDTRInitStructure);  

  TIM_OC2PreloadConfig(TIM1, TIM_OCPreload_Enable);  
  TIM_ARRPreloadConfig(TIM1, ENABLE);

        NVIC_InitStructure.NVIC_IRQChannel = TIM1_CC_IRQn;
        NVIC_InitStructure.NVIC_IRQChannelPriority = 1;
        NVIC_InitStructure.NVIC_IRQChannelCmd = ENABLE;
        NVIC_Init(&NVIC_InitStructure);

        /* TIM1 ÷*/
  TIM_Cmd(TIM1, ENABLE);
        TIM_CtrlPWMOutputs(TIM1, ENABLE);
}

void TIM1_PWM_Enable(uint16_t duty)        
{
        static uint16_t u16Pulse = 0;
       
        u16Pulse = (uint16_t) (((uint32_t) duty * (TimerPeriod - 1)) / 1000);
        TIM_SetCompare2(TIM1,u16Pulse);
        TIM_CtrlPWMOutputs(TIM1, ENABLE);
}

void TIM1_PWM_Disable(void)        
{
        TIM_CtrlPWMOutputs(TIM1, DISABLE);
}


相同的程序，应用在F030 R8上 PWM OK！用在K6上，无PWM

正点原子

帮顶