stm32高級定時器1互補輸出 驗證代碼

GPIO_InitTypeDef GPIO_InitStructure;
    TIM_TimeBaseInitTypeDef  TIM_TimeBaseStructure;
    TIM_OCInitTypeDef  TIM_OCInitStructure;
    TIM_BDTRInitTypeDef      TIM1_BDTRInitStruct;

    RCC_APB2PeriphClockCmd(RCC_APB2Periph_TIM1, ENABLE);// 
     RCC_APB2PeriphClockCmd(RCC_APB2Periph_GPIOB|RCC_APB2Periph_GPIOA , ENABLE);  //使能GPIO外設時鐘使能
    //RCC_APB2PeriphClockCmd(RCC_APB2Periph_AFIO , ENABLE);  //複用引腳                                                                   

   //設置該引腳爲複用輸出功能,輸出TIM1 CH1的PWM脈衝波形
    GPIO_InitStructure.GPIO_Pin = GPIO_Pin_15; //TIM_CH1
    GPIO_InitStructure.GPIO_Mode = GPIO_Mode_AF_PP;  //複用推輓輸出
    GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz;
    GPIO_Init(GPIOB, &GPIO_InitStructure);
    GPIO_InitStructure.GPIO_Pin = GPIO_Pin_10; //TIM_CH1
    GPIO_InitStructure.GPIO_Mode = GPIO_Mode_AF_PP;  //複用推輓輸出
    GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz;
    GPIO_Init(GPIOA, &GPIO_InitStructure);    
    //GPIO_PinRemapConfig(GPIO_PartialRemap_TIM1,ENABLE);
    
    TIM_TimeBaseStructure.TIM_Period = arr; //設置在下一個更新事件裝入活動的自動重裝載寄存器週期的值     80K
    TIM_TimeBaseStructure.TIM_Prescaler =psc; //設置用來做爲TIMx時鐘頻率除數的預分頻值  不分頻
    TIM_TimeBaseStructure.TIM_ClockDivision = 0; //設置時鐘分割:TDTS = Tck_tim
    TIM_TimeBaseStructure.TIM_CounterMode = TIM_CounterMode_Up;  //TIM向上計數模式
    TIM_TimeBaseInit(TIM1, &TIM_TimeBaseStructure); //根據TIM_TimeBaseInitStruct中指定的參數初始化TIMx的時間基數單位
///****** 配置BDTR寄存器，配置死區時間****************/     
///*
//20        定時器時鐘 72M   TIM_ClockDivision = TIM_CKD_DIV1時,  Tdts = 13.89ns
//21        0 - 1.764us  用算法一
//22        1.778us - 3.505us  用算法二
//23        3.556us - 7.000us  用算法三 
//24        7.1117us - 14us    用算法四
//25        須要更長時間,使用TIM_ClockDivision分頻
//26     */
//    TIM1_BDTRInitStruct.TIM_OSSRState = TIM_OSSRState_Disable;
//    TIM1_BDTRInitStruct.TIM_OSSIState = TIM_OSSIState_Disable;
//    TIM1_BDTRInitStruct.TIM_LOCKLevel = TIM_LOCKLevel_OFF;
//    TIM1_BDTRInitStruct.TIM_DeadTime = 205; //死區時間  72:1us 172:3us 205:5us
//    TIM_BDTRConfig(TIM1,&TIM1_BDTRInitStruct);
 
    TIM_OCInitStructure.TIM_OCMode = TIM_OCMode_PWM2; //選擇定時器模式:TIM脈衝寬度調製模式2
    TIM_OCInitStructure.TIM_OutputNState = TIM_OutputNState_Enable; //比較輸出使能  N
    TIM_OCInitStructure.TIM_OutputState = TIM_OutputState_Enable;
    TIM_OCInitStructure.TIM_Pulse = 400; //設置待裝入捕獲比較寄存器的脈衝值
    TIM_OCInitStructure.TIM_OCNPolarity = TIM_OCNPolarity_Low; //輸出極性:TIM輸出比較極性高
    TIM_OCInitStructure.TIM_OCPolarity = TIM_OCNPolarity_Low;
    TIM_OCInitStructure.TIM_OCNIdleState = TIM_OCNIdleState_Reset ;
    TIM_OCInitStructure.TIM_OCIdleState = TIM_OCIdleState_Reset ;
    TIM_OC3Init(TIM1, &TIM_OCInitStructure);  //根據TIM_OCInitStruct中指定的參數初始化外設TIMx

  TIM_CtrlPWMOutputs(TIM1,ENABLE);    //MOE 主輸出使能    
    //TIM_SetCompare4(TIM8,700);
    TIM_OC3PreloadConfig(TIM1, TIM_OCPreload_Enable);  //CH1預裝載使能     
    
    TIM_ARRPreloadConfig(TIM1, ENABLE); //使能TIMx在ARR上的預裝載寄存器
    
    TIM_Cmd(TIM1, ENABLE);  //使能TIM1

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