請(qǐng)問，有沒有，CH32X035F8U6的PWM示例，用官方給的示例調(diào)試板子上沒有反應(yīng)

#include "debug.h"

/* PWM Output Mode Definition */

#define PWM_MODE1? ?0

#define PWM_MODE2? ?1

/* PWM Output Mode Selection */

#define PWM_MODE PWM_MODE1

//#define PWM_MODE PWM_MODE2

/* PWM Supersede Mode Enable Definition*/

#define PWM_SPE_MODE_DISABLE? ?0

#define PWM_SPE_MODE_ENABLE? ? 1

/* PWM Supersede Mode Enable Selection */

#define PWM_SPE_MODE? ?PWM_SPE_MODE_DISABLE

//#define PWM_SPE_MODE? ?PWM_SPE_MODE_ENABLE

/*********************************************************************

?* @fn? ? ? TIM1_OutCompare_Init

?*

?* @brief? ?Initializes TIM1 output compare.

?*

?* @param? ?arr - the period value.

?*? ? ? ? ? psc - the prescaler value.

?*? ? ? ? ? ccp - the pulse value.

?*

?* @return? none

?*/

void TIM1_PWMOut_Init(u16 arr, u16 psc, u16 ccp)

{

GPIO_InitTypeDef GPIO_InitStructure={0};

TIM_OCInitTypeDef TIM_OCInitStructure={0};

TIM_TimeBaseInitTypeDef TIM_TimeBaseInitStructure={0};

RCC_APB2PeriphClockCmd( RCC_APB2Periph_GPIOA | RCC_APB2Periph_TIM1, ENABLE );

GPIO_InitStructure.GPIO_Pin = GPIO_Pin_0;

GPIO_InitStructure.GPIO_Mode = GPIO_Mode_AF_PP;

GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz;

GPIO_Init( GPIOA, &GPIO_InitStructure );

TIM_TimeBaseInitStructure.TIM_Period = arr;

TIM_TimeBaseInitStructure.TIM_Prescaler = psc;

TIM_TimeBaseInitStructure.TIM_ClockDivision = TIM_CKD_DIV1;

TIM_TimeBaseInitStructure.TIM_CounterMode = TIM_CounterMode_Up;

TIM_TimeBaseInit( TIM1, &TIM_TimeBaseInitStructure);

#if (PWM_MODE == PWM_MODE1)

? TIM_OCInitStructure.TIM_OCMode = TIM_OCMode_PWM1;

#elif (PWM_MODE == PWM_MODE2)

TIM_OCInitStructure.TIM_OCMode = TIM_OCMode_PWM2;

#endif

TIM_OCInitStructure.TIM_OutputState = TIM_OutputState_Enable;

TIM_OCInitStructure.TIM_Pulse = ccp;

TIM_OCInitStructure.TIM_OCPolarity = TIM_OCPolarity_High;

TIM_OC1Init( TIM1, &TIM_OCInitStructure );

#if (PWM_SPE_MODE == PWM_SPE_MODE_ENABLE)

TIM_OC12_SupersedeModeCmd( TIM1, TIM_Supersede_Mode_OC1_H, TIM_Supersede_Mode_OC2_H, ENABLE);

#endif

TIM_CtrlPWMOutputs(TIM1, ENABLE );

TIM_OC1PreloadConfig( TIM1, TIM_OCPreload_Disable );

TIM_ARRPreloadConfig( TIM1, ENABLE );

TIM_Cmd( TIM1, ENABLE );

}

/*********************************************************************

?* @fn? ? ? main

?*

?* @brief? ?Main program.

?*

?* @return? none

?*/

int main(void)

{

SystemCoreClockUpdate();

USART_Printf_Init(115200);

printf("SystemClk:%d\r\n",SystemCoreClock);

printf( "ChipID:%08x\r\n", DBGMCU_GetCHIPID() );

TIM1_PWMOut_Init( 100, 48000-1, 50 );

while(1);

}

您好，PA0對(duì)應(yīng)的是TIM2的通道1，你程序中還配置TIM1，有問題，附件為參考例程，可以看一下

CH32X035 PA0_PWM.zip