TIME1 引脚重映射后串口不工作了

嗒嗒娃娃

void TIM1_Time_Init(u16 arr,u16 psc)
{
        //TIM1_Init(4999,7199);
      //¼ÆÊýƵÂÊ=Tclk/7200=72000000/7200=10000Hz  ¼ÆÒ»¸öÊýÓÃʱ1/10000s  ¼ÆÊý5000´Î=5000/10000s=500ms
      //Tout(Òç³öʱ¼ä)=(arr+1)*(psc+1)/Tclk =5000*7200/72000000s=500ms
        TIM_TimeBaseInitTypeDef  TIM_TimeBaseStructure;
        NVIC_InitTypeDef NVIC_InitStructure;

        RCC_APB2PeriphClockCmd(RCC_APB2Periph_TIM1, ENABLE);
        
        TIM_TimeBaseStructInit(&TIM_TimeBaseStructure);//ÉèÖÃȱʡֵ,ÕâÒ»²½×îºÃ¼ÓÉÏ
        TIM_TimeBaseStructure.TIM_Period = arr; //×Ô¶¯ÖØ×°ÔؼĴæÆ÷ÖÜÆÚµÄÖµ£¬Òç³öÖµ   
        TIM_TimeBaseStructure.TIM_Prescaler =psc; //ʱÖÓƵÂÊÔ¤·ÖƵֵ
        TIM_TimeBaseStructure.TIM_ClockDivision = TIM_CKD_DIV1; //ÉèÖÃʱÖÓ·Ö¸î:ÊäÈ벶»ñģʽÓÃÀ´Â˲¨
        TIM_TimeBaseStructure.TIM_CounterMode = TIM_CounterMode_Up;  //TIMÏòÉϼÆÊýģʽ
      TIM_TimeBaseStructure.TIM_RepetitionCounter=0;//ÉèÖÃÖظ´Òç³ö´ÎÊý£¬¾ÍÊǶàÉÙ´ÎÒç³öºó½øÈëÖжϣ¬Ò»°ãΪ0£¬Ö»Óи߼¶¶¨Ê±Æ÷²ÅÓÐÓÃ
        TIM_TimeBaseInit(TIM1, &TIM_TimeBaseStructure);

        TIM_ITConfig(TIM1,TIM_IT_Update,ENABLE ); //ÔÊÐí¸üÐÂÖжÏ

        NVIC_InitStructure.NVIC_IRQChannel = TIM1_UP_IRQn;
        NVIC_InitStructure.NVIC_IRQChannelPreemptionPriority = 5;  
        NVIC_InitStructure.NVIC_IRQChannelSubPriority = 0;  
        NVIC_InitStructure.NVIC_IRQChannelCmd = ENABLE;
        NVIC_Init(&NVIC_InitStructure);  

        TIM_Cmd(TIM1, ENABLE);  
}
void TIM1_InputCapture_Init(u16 arr,u16 psc)
{
    GPIO_InitTypeDef GPIO_InitStructure;
    TIM_TimeBaseInitTypeDef TIM_TimeBaseStructure;
    NVIC_InitTypeDef NVIC_InitStructure;
  TIM_ICInitTypeDef TIM_ICInitStructure;
   
    RCC_APB2PeriphClockCmd(RCC_APB2Periph_TIM1, ENABLE);
    //RCC_APB1PeriphClockCmd(RCC_APB1Periph_TIM2, ENABLE);
     RCC_APB2PeriphClockCmd(RCC_APB2Periph_GPIOE | RCC_APB2Periph_AFIO, ENABLE);  //ʹÄÜGPIOÍâÉèºÍAFIO¸´Óù¦ÄÜÄ£¿éʱÖÓ
    GPIO_PinRemapConfig(GPIO_FullRemap_TIM1 , ENABLE); //Timer3ÍêÈ«ÖØÓ³Éä TIM3     
    RCC_APB2PeriphClockCmd(RCC_APB2Periph_GPIOE, ENABLE);  

   
    GPIO_InitStructure.GPIO_Pin = GPIO_Pin_9|GPIO_Pin_11|GPIO_Pin_13|GPIO_Pin_14;  
    GPIO_InitStructure.GPIO_Mode = GPIO_Mode_IPD;
    GPIO_Init(GPIOE, &GPIO_InitStructure);


    TIM_TimeBaseStructInit(&TIM_TimeBaseStructure);//ÉèÖÃȱʡֵ,ÕâÒ»²½×îºÃ¼ÓÉÏ
    TIM_TimeBaseStructure.TIM_Period = arr; //×Ô¶¯ÖØ×°ÔؼĴæÆ÷ÖÜÆÚµÄÖµ£¬Òç³öÖµ   
    TIM_TimeBaseStructure.TIM_Prescaler =psc; //ʱÖÓƵÂÊÔ¤·ÖƵֵ
    TIM_TimeBaseStructure.TIM_ClockDivision = TIM_CKD_DIV1; //ÉèÖÃʱÖÓ·Ö¸î:ÊäÈ벶»ñģʽÓÃÀ´Â˲¨
    TIM_TimeBaseStructure.TIM_CounterMode = TIM_CounterMode_Up;  //TIMÏòÉϼÆÊýģʽ
    TIM_TimeBaseStructure.TIM_RepetitionCounter=0;//ÉèÖÃÖظ´Òç³ö´ÎÊý£¬¾ÍÊǶàÉÙ´ÎÒç³öºó½øÈëÖжϣ¬Ò»°ãΪ0£¬Ö»Óи߼¶¶¨Ê±Æ÷²ÅÓÐÓÃ
    TIM_TimeBaseInit(TIM1, &TIM_TimeBaseStructure);


    TIM_ICStructInit(&TIM_ICInitStructure);//ÉèÖÃȱʡֵ,ÕâÒ»²½×îºÃ¼ÓÉÏ
    TIM_ICInitStructure.TIM_ICPolarity = TIM_ICPolarity_Rising;    //ÉÏÉýÑز¶»ñ
    TIM_ICInitStructure.TIM_ICSelection = TIM_ICSelection_DirectTI; //Ó³Éäµ½TI1ÉÏ
    TIM_ICInitStructure.TIM_ICPrescaler = TIM_ICPSC_DIV1;      //ÅäÖÃÊäÈë·ÖƵ,²»·ÖƵ
    TIM_ICInitStructure.TIM_ICFilter = 0x00;      //IC1F=0000 ÅäÖÃÊäÈëÂ˲¨Æ÷ 0²»Â˲¨
   
    //²¶»ñͨµÀ1
    TIM_ICInitStructure.TIM_Channel = TIM_Channel_1; //IC1Ó³Éäµ½TI1ÉÏ£¬ÕâËľ䲻Äܺϲ¢
    TIM_ICInit(TIM1, &TIM_ICInitStructure);
    //²¶»ñͨµÀ2
    TIM_ICInitStructure.TIM_Channel = TIM_Channel_2; //IC1Ó³Éäµ½TI1ÉÏ£¬ÕâËľ䲻Äܺϲ¢
    TIM_ICInit(TIM1, &TIM_ICInitStructure);
        //²¶»ñͨµÀ3
    TIM_ICInitStructure.TIM_Channel = TIM_Channel_3; //IC1Ó³Éäµ½TI1ÉÏ£¬ÕâËľ䲻Äܺϲ¢
    TIM_ICInit(TIM1, &TIM_ICInitStructure);

    //²¶»ñͨµÀ4
    TIM_ICInitStructure.TIM_Channel = TIM_Channel_4; //IC4Ó³Éäµ½TI4ÉÏ£¬ÕâËľ䲻Äܺϲ¢
    TIM_ICInit(TIM1, &TIM_ICInitStructure);
   
    //ÖжϷÖ×é³õʼ»¯
    NVIC_InitStructure.NVIC_IRQChannel = TIM1_CC_IRQn;  
    NVIC_InitStructure.NVIC_IRQChannelPreemptionPriority = 0;
    NVIC_InitStructure.NVIC_IRQChannelSubPriority = 0;
    NVIC_InitStructure.NVIC_IRQChannelCmd = ENABLE;
    NVIC_Init(&NVIC_InitStructure);   

    TIM_ITConfig(TIM1,TIM_IT_Update|TIM_IT_CC1|TIM_IT_CC4,ENABLE);   //ÔÊÐí¸üÐÂÖжϣ¬ÔÊÐíCC1IE,CC2IE,CC3IE,CC4IE²¶»ñÖжϠ  
    TIM_CtrlPWMOutputs(TIM1,ENABLE);    //Ö÷Êä³öʹÄÜ
    TIM_Cmd(TIM1, ENABLE);         //ʹÄܶ¨Ê±Æ÷4
}
各位大佬看看哪里错了

正点原子

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嗒嗒娃娃

正点原子 发表于 2018-5-18 01:26
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我用的是A9A10所以不能用全部重映射但是我用了部分从映射还是不能用呢

正点原子

嗒嗒娃娃 发表于 2018-5-18 17:18
我用的是A9A10所以不能用全部重映射但是我用了部分从映射还是不能用呢

先不映射，能用不