高级会员

- 积分
- 604
- 金钱
- 604
- 注册时间
- 2014-10-15
- 在线时间
- 139 小时
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1金钱
代码:
- int main(void)
- {
- GPIO_Config_T GPIO_ConfigStruct;
- TMR_BaseConfig_T TMR_TimeBaseStruct;
- TMR_OCConfig_T OCcongigStruct;
- RCM_EnableAPB2PeriphClock(RCM_APB2_PERIPH_TMR1);
- RCM_EnableAHB1PeriphClock(RCM_AHB1_PERIPH_GPIOA | RCM_AHB1_PERIPH_GPIOB);
- GPIO_ConfigPinAF(GPIOA, GPIO_PIN_SOURCE_8, GPIO_AF_TMR1);
- GPIO_ConfigPinAF(GPIOA, GPIO_PIN_SOURCE_7, GPIO_AF_TMR1);
- /* Config PA7 and PA8 for complementary output PWM */
- GPIO_ConfigStruct.pin = GPIO_PIN_7 | GPIO_PIN_8;
- GPIO_ConfigStruct.mode = GPIO_MODE_AF;
- GPIO_ConfigStruct.otype = GPIO_OTYPE_PP;
- GPIO_ConfigStruct.speed = GPIO_SPEED_100MHz;
- GPIO_Config(GPIOA, &GPIO_ConfigStruct);
- /* config TMR1 */
- TMR_TimeBaseStruct.clockDivision = TMR_CLOCK_DIV_1;
- TMR_TimeBaseStruct.countMode = TMR_COUNTER_MODE_UP;
- TMR_TimeBaseStruct.division = DIV;
- TMR_TimeBaseStruct.period = 999;
- TMR_ConfigTimeBase(TMR1, &TMR_TimeBaseStruct);
- OCcongigStruct.idleState = TMR_OC_IDLE_STATE_RESET;
- OCcongigStruct.mode = TMR_OC_MODE_PWM1;
- OCcongigStruct.nIdleState = TMR_OC_NIDLE_STATE_RESET;
- OCcongigStruct.nPolarity = TMR_OC_NPOLARITY_HIGH;
- OCcongigStruct.outputNState = TMR_OC_NSTATE_ENABLE;
- OCcongigStruct.outputState = TMR_OC_STATE_ENABLE;
- OCcongigStruct.polarity = TMR_OC_POLARITY_HIGH;
- OCcongigStruct.pulse = 300;
- TMR_ConfigOC1(TMR1, &OCcongigStruct);
- TMR_ConfigOC1Preload(TMR1, TMR_OC_PRELOAD_ENABLE);
- TMR_EnableAutoReload(TMR1);
- TMR_Enable(TMR1);
- TMR_EnablePWMOutputs(TMR1);
- while(1)
- {
- }
- }
复制代码 请问大神,哪里有错?谢谢
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