问题是这样的，自己写了输出捕获的配置，但是实现不了红外的功能，然后把这部分的程序用了原子的，功能就实现了（程序会在最后贴出来）。而我写的与原子写的程序区别在于定义的变量名字不一样，然后同一个结构的配置的顺序不一样。这是什么原因导致程序会实现不了功能，难道变量名和配置的顺序有问题（即哪个管脚，输出输入模式这种顺序，并非逻辑上的顺序），注释掉的程序为自己写的，没注释掉的为原子的源程序
void rm_init(void)
{

//        GPIO_InitTypeDef GPIO_InitString;
//        TIM_TimeBaseInitTypeDef TIM_TimeBaseInitString;
//        TIM_ICInitTypeDef TIM_ICInitString;
//        NVIC_InitTypeDef NVIC_InitString;
//       
//        RCC_AHB1PeriphClockCmd(RCC_AHB1Periph_GPIOA, ENABLE);//使能GPIOA时钟
//  RCC_APB2PeriphClockCmd(RCC_APB2Periph_TIM1, ENABLE); //TIM1时钟使能
//       
//        GPIO_InitString.GPIO_Mode =GPIO_Mode_AF;
//        GPIO_InitString.GPIO_OType =GPIO_OType_PP;
//        GPIO_InitString.GPIO_Pin =GPIO_Pin_8;
//        GPIO_InitString.GPIO_PuPd =GPIO_PuPd_UP;
//        GPIO_InitString.GPIO_Speed =GPIO_Speed_100MHz;
//        GPIO_Init(GPIOA,&GPIO_InitString);
//       
//        GPIO_PinAFConfig(GPIOA,GPIO_PinSource8,GPIO_AF_TIM1);

//        TIM_TimeBaseInitString.TIM_ClockDivision =TIM_CKD_DIV1;
//        TIM_TimeBaseInitString.TIM_CounterMode =TIM_CounterMode_Up;
//        TIM_TimeBaseInitString.TIM_Period =167;
//        TIM_TimeBaseInitString.TIM_Prescaler =10000;
//  TIM_TimeBaseInit(TIM1,&TIM_TimeBaseInitString);

//        TIM_ICInitString.TIM_Channel =TIM_Channel_1;
//        TIM_ICInitString.TIM_ICFilter =0x03;
//        TIM_ICInitString.TIM_ICPolarity =TIM_ICPolarity_Rising;
//        TIM_ICInitString.TIM_ICPrescaler =TIM_ICPSC_DIV1;
//        TIM_ICInitString.TIM_ICSelection =TIM_ICSelection_DirectTI;
//        TIM_ICInit(TIM1,&TIM_ICInitString);
//       
//        TIM_ITConfig(TIM1,TIM_IT_Update|TIM_IT_CC1,ENABLE);
//        TIM_Cmd(TIM1,ENABLE);
//       
//       
//        NVIC_InitString.NVIC_IRQChannel =TIM1_CC_IRQn;//TIM1_UP_TIM10_IRQn
//        NVIC_InitString.NVIC_IRQChannelPreemptionPriority =1;
//        NVIC_InitString.NVIC_IRQChannelSubPriority =3;
//        NVIC_InitString.NVIC_IRQChannelCmd =ENABLE;
//        NVIC_Init(&NVIC_InitString);

//         NVIC_InitString.NVIC_IRQChannel =TIM1_UP_TIM10_IRQn;                                //TIM1_UP_TIM10_IRQn       
//        NVIC_InitString.NVIC_IRQChannelPreemptionPriority =1;
//        NVIC_InitString.NVIC_IRQChannelSubPriority =2;
//        NVIC_InitString.NVIC_IRQChannelCmd =ENABLE;
//        NVIC_Init(&NVIC_InitString);
  GPIO_InitTypeDef  GPIO_InitStructure;
        NVIC_InitTypeDef NVIC_InitStructure;
        TIM_TimeBaseInitTypeDef  TIM_TimeBaseStructure;
  TIM_ICInitTypeDef  TIM1_ICInitStructure;
       
  RCC_AHB1PeriphClockCmd(RCC_AHB1Periph_GPIOA, ENABLE);//使能GPIOA时钟
  RCC_APB2PeriphClockCmd(RCC_APB2Periph_TIM1, ENABLE);//TIM1时钟使能

  //GPIOA8  复用功能,上拉
  GPIO_InitStructure.GPIO_Pin = GPIO_Pin_8;
  GPIO_InitStructure.GPIO_Mode = GPIO_Mode_AF;//复用功能
  GPIO_InitStructure.GPIO_OType = GPIO_OType_PP;//推挽输出
  GPIO_InitStructure.GPIO_Speed = GPIO_Speed_100MHz;//100MHz
  GPIO_InitStructure.GPIO_PuPd = GPIO_PuPd_UP;//上拉
  GPIO_Init(GPIOA, &GPIO_InitStructure);//初始化
       
        GPIO_PinAFConfig(GPIOA,GPIO_PinSource8,GPIO_AF_TIM1); //GPIOA8复用为TIM1
       
        TIM_TimeBaseStructure.TIM_Prescaler=167;  ////预分频器,1M的计数频率,1us加1.       
        TIM_TimeBaseStructure.TIM_CounterMode=TIM_CounterMode_Up; //向上计数模式
        TIM_TimeBaseStructure.TIM_Period=10000;   //设定计数器自动重装值 最大10ms溢出  
        TIM_TimeBaseStructure.TIM_ClockDivision=TIM_CKD_DIV1;
        TIM_TimeBaseInit(TIM1,&TIM_TimeBaseStructure);
            
        //初始化TIM2输入捕获参数
        TIM1_ICInitStructure.TIM_Channel = TIM_Channel_1; //CC1S=01         选择输入端 IC1映射到TI1上
  TIM1_ICInitStructure.TIM_ICPolarity = TIM_ICPolarity_Rising;        //上升沿捕获
  TIM1_ICInitStructure.TIM_ICSelection = TIM_ICSelection_DirectTI; //映射到TI1上
  TIM1_ICInitStructure.TIM_ICPrescaler = TIM_ICPSC_DIV1;         //配置输入分频,不分频
  TIM1_ICInitStructure.TIM_ICFilter = 0x03;//IC1F=0003 8个定时器时钟周期滤波
  TIM_ICInit(TIM1, &TIM1_ICInitStructure);//初始化定时器2输入捕获通道
         

       
        TIM_ITConfig(TIM1,TIM_IT_Update|TIM_IT_CC1,ENABLE);//允许更新中断 ,允许CC1IE捕获中断       
  TIM_Cmd(TIM1,ENABLE );                  //使能定时器1

  NVIC_InitStructure.NVIC_IRQChannel = TIM1_CC_IRQn;
        NVIC_InitStructure.NVIC_IRQChannelPreemptionPriority=1;//抢占优先级1
        NVIC_InitStructure.NVIC_IRQChannelSubPriority =3;                //子优先级3
        NVIC_InitStructure.NVIC_IRQChannelCmd = ENABLE;                        //IRQ通道使能
        NVIC_Init(&NVIC_InitStructure);        //初始化NVIC寄存器

  NVIC_InitStructure.NVIC_IRQChannel = TIM1_UP_TIM10_IRQn;
        NVIC_InitStructure.NVIC_IRQChannelPreemptionPriority=1;//抢占优先级3
        NVIC_InitStructure.NVIC_IRQChannelSubPriority =2;                //子优先级2
        NVIC_InitStructure.NVIC_IRQChannelCmd = ENABLE;                        //IRQ通道使能
        NVIC_Init(&NVIC_InitStructure);        //初始化NVIC寄存器

}