[APM32F4] APM32F407IGT6 PB9无法输出PWM波

#include "main.h"

#include "Board.h"



/* Private includes *******************************************************/



/* Private macro **********************************************************/



/* printf function configs to USART1*/

#define DEBUG_USART  USART1



#define DIV 83



/* Private typedef ********************************************************/



/* Private variables ******************************************************/



/* Private function prototypes ********************************************/



/* External variables *****************************************************/



/* External functions *****************************************************/



/*!

 * [url=home.php?mod=space&uid=247401]@brief[/url]       Main program

 *

 * @param       None

 *

 * @retval      None

 */

int main(void)

{

    GPIO_Config_T GPIO_ConfigStruct;

    TMR_BaseConfig_T TMR_TimeBaseStruct;

    TMR_OCConfig_T OCcongigStruct;



    RCM_EnableAPB1PeriphClock(RCM_APB1_PERIPH_TMR4);

    RCM_EnableAHB1PeriphClock(RCM_AHB1_PERIPH_GPIOB);



    /* TMR2_CH1 */

    GPIO_ConfigPinAF(GPIOB, GPIO_PIN_SOURCE_0, GPIO_AF_TMR4);

    /* TMR2_CH2 */

    GPIO_ConfigPinAF(GPIOB, GPIO_PIN_SOURCE_1, GPIO_AF_TMR4);

    /* TMR2_CH3 */

    GPIO_ConfigPinAF(GPIOB, GPIO_PIN_SOURCE_2, GPIO_AF_TMR4);

    /* TMR2_CH4 */

    GPIO_ConfigPinAF(GPIOB, GPIO_PIN_SOURCE_3, GPIO_AF_TMR4);



    /* Config TMR2 GPIO for output PWM */

    GPIO_ConfigStruct.pin = GPIO_PIN_0|GPIO_PIN_1| GPIO_PIN_2| GPIO_PIN_9;

    GPIO_ConfigStruct.mode = GPIO_MODE_AF;

    GPIO_ConfigStruct.otype = GPIO_OTYPE_PP;

    GPIO_ConfigStruct.speed = GPIO_SPEED_100MHz;

    GPIO_Config(GPIOB, &GPIO_ConfigStruct);



    /* config TMR2 */

    TMR_TimeBaseStruct.clockDivision = TMR_CLOCK_DIV_1;

    TMR_TimeBaseStruct.countMode = TMR_COUNTER_MODE_UP;

    TMR_TimeBaseStruct.division = DIV;

    TMR_TimeBaseStruct.period = 999;

    TMR_ConfigTimeBase(TMR4, &TMR_TimeBaseStruct);



    /* Configure channel1 */

    TMR_ConfigOCStructInit(&OCcongigStruct);



    OCcongigStruct.mode = TMR_OC_MODE_PWM1;

    OCcongigStruct.outputState = TMR_OC_STATE_ENABLE;

    OCcongigStruct.polarity = TMR_OC_POLARITY_HIGH;



    OCcongigStruct.pulse = 800;

    TMR_ConfigOC1(TMR4, &OCcongigStruct);

    TMR_ConfigOC1Preload(TMR4, TMR_OC_PRELOAD_ENABLE);



    /* Configure channel2 */

    OCcongigStruct.pulse = 700;

    TMR_ConfigOC2(TMR4, &OCcongigStruct);

    TMR_ConfigOC2Preload(TMR4, TMR_OC_PRELOAD_ENABLE);



    /* Configure channel3 */

    OCcongigStruct.pulse = 600;

    TMR_ConfigOC3(TMR4, &OCcongigStruct);

    TMR_ConfigOC3Preload(TMR4, TMR_OC_PRELOAD_ENABLE);



    /* Configure channel4 */

    OCcongigStruct.pulse = 500;

    TMR_ConfigOC4(TMR4, &OCcongigStruct);

    TMR_ConfigOC4Preload(TMR4, TMR_OC_PRELOAD_ENABLE);



    TMR_EnableAutoReload(TMR4);

    TMR_Enable(TMR4);



    while(1)

    {

    }

}