- void BLDC_GPIOConfig(void)
- {
- GPIO_InitTypeDef GPIO_InitStructure;
- GPIO_DeInit(GPIOE);
- GPIO_PinRemapConfig(GPIO_FullRemap_TIM1, ENABLE);
- GPIO_InitStructure.GPIO_Pin = GPIO_Pin_8|GPIO_Pin_9|GPIO_Pin_10|GPIO_Pin_11|GPIO_Pin_12|GPIO_Pin_13;
- GPIO_InitStructure.GPIO_Mode = GPIO_Mode_AF_PP;
- GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz;
- GPIO_Init(GPIOE, &GPIO_InitStructure);
- GPIO_DeInit(GPIOC);
- GPIO_InitStructure.GPIO_Pin = GPIO_Pin_6|GPIO_Pin_7|GPIO_Pin_8;
- GPIO_InitStructure.GPIO_Mode = GPIO_Mode_AF_PP;
- GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz;
- GPIO_Init(GPIOC, &GPIO_InitStructure);
- GPIO_InitStructure.GPIO_Pin = GPIO_Pin_0|GPIO_Pin_1|GPIO_Pin_2;
- GPIO_InitStructure.GPIO_Mode = GPIO_Mode_IPU;//éÏà-êäèë
- GPIO_Init(GPIOA, &GPIO_InitStructure);
- GPIO_InitStructure.GPIO_Pin = GPIO_Pin_6|GPIO_Pin_7|GPIO_Pin_8;
- GPIO_InitStructure.GPIO_Mode = GPIO_Mode_IPU;//éÏà-êäèë
- GPIO_Init(GPIOB, &GPIO_InitStructure);
-
- GPIO_InitStructure.GPIO_Pin = GPIO_Pin_0|GPIO_Pin_1|GPIO_Pin_2|GPIO_Pin_3|GPIO_Pin_4|GPIO_Pin_5|GPIO_Pin_6|GPIO_Pin_7;
- GPIO_InitStructure.GPIO_Mode = GPIO_Mode_IPU;
- GPIO_Init(GPIOD, &GPIO_InitStructure);
- }
- /**********************************************************************
- * Description : None
- * Input : None
- * Output : None
- * Return : None
- * Attention : None
- **********************************************************************/
- void BLDC_TIM1Config(void)
- {
- TIM_TimeBaseInitTypeDef TIM_TimeBaseStructure;
- TIM_OCInitTypeDef TIM_OCInitStructure;
- // TIM_BDTRInitTypeDef TIM_BDTRInitStructure;
- TIM_DeInit(TIM1);//3õê¼»ˉTIM1
- TIM_TimeBaseStructure.TIM_Prescaler = 3-1;
- TIM_TimeBaseStructure.TIM_CounterMode = TIM_CounterMode_CenterAligned2;
- TIM_TimeBaseStructure.TIM_Period = 700-1; //PWM 16K 72MHZ/(3*750)=32K
- TIM_TimeBaseStructure.TIM_ClockDivision =TIM_CKD_DIV1;
- TIM_TimeBaseStructure.TIM_RepetitionCounter = 0;
- TIM_TimeBaseInit(TIM1,&TIM_TimeBaseStructure);
- TIM_OCInitStructure.TIM_OCMode = TIM_OCMode_PWM1;
- TIM_OCInitStructure.TIM_OutputState = TIM_OutputState_Disable;
- TIM_OCInitStructure.TIM_OutputNState = TIM_OutputNState_Disable;
- TIM_OCInitStructure.TIM_Pulse = bldc_speed;//(unsigned int)AD_value; ￡¬μçƽ·￠éúìø±ä*/
- TIM_OCInitStructure.TIM_OCPolarity = TIM_OCPolarity_High;
- TIM_OCInitStructure.TIM_OCNPolarity = TIM_OCNPolarity_High;
- TIM_OCInitStructure.TIM_OCIdleState = TIM_OCIdleState_Set;
- TIM_OCInitStructure.TIM_OCNIdleState = TIM_OCIdleState_Reset;
- TIM_OC1Init(TIM1,&TIM_OCInitStructure);
- TIM_OCInitStructure.TIM_Pulse =bldc_speed;//(unsigned int)AD_value;
- TIM_OC2Init(TIM1,&TIM_OCInitStructure);
- TIM_OCInitStructure.TIM_Pulse =bldc_speed;//(unsigned int)AD_value;
- TIM_OC3Init(TIM1,&TIM_OCInitStructure);
- TIM_OCInitStructure.TIM_OCMode = TIM_OCMode_PWM2;
- TIM_OCInitStructure.TIM_OutputState = TIM_OutputState_Enable;
- TIM_OCInitStructure.TIM_Pulse =100;
- TIM_OCInitStructure.TIM_OCPolarity = TIM_OCPolarity_High;
- TIM_OC4Init(TIM1,&TIM_OCInitStructure);
- // TIM_BDTRInitStructure.TIM_OSSRState = TIM_OSSRState_Enable;
- // TIM_BDTRInitStructure.TIM_OSSIState = TIM_OSSIState_Enable;
- // TIM_BDTRInitStructure.TIM_LOCKLevel = TIM_LOCKLevel_OFF;
- // TIM_BDTRInitStructure.TIM_DeadTime = 500;
- // TIM_BDTRInitStructure.TIM_Break = TIM_Break_Disable;
- // TIM_BDTRInitStructure.TIM_BreakPolarity = TIM_BreakPolarity_Low;
- // TIM_BDTRInitStructure.TIM_AutomaticOutput = TIM_AutomaticOutput_Disable;
- // TIM_BDTRConfig(TIM1,&TIM_BDTRInitStructure);
- TIM_OC1PreloadConfig(TIM1,TIM_OCPreload_Enable);
- TIM_OC2PreloadConfig(TIM1,TIM_OCPreload_Enable);
- TIM_OC3PreloadConfig(TIM1,TIM_OCPreload_Enable);
- TIM_SelectInputTrigger(TIM1, TIM_TS_ITR1);
- // TIM_SelectSlaveMode(TIM1, TIM_SlaveMode_Trigger);
- TIM_CtrlPWMOutputs(TIM1,ENABLE);
- // TIM_Cmd(TIM1,ENABLE);
- }
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