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main.c
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#include <stm32f4xx_gpio.h>
#include <stm32f4xx_rcc.h>
#include <stm32f4xx_tim.h>
#include <stm32f4xx_syscfg.h>
uint16_t del_count=0;
void SysTick_Handler(void)
{
if(del_count>0)
del_count--;
}
void delay_ms(uint16_t del_temp)
{
del_count=del_temp;
while(del_count)
{}
}
void delay_ms(uint16_t del_temp);
int main(void)
{
SystemInit();
SysTick_Config(SystemCoreClock/1000);
// Èíèöèàëèçàöèÿ íàñòðîåê äëÿ äâèãàòåëÿ 2
//-------------------------------------------------------------------------------
//-------------------------------------------------------------------------------
// Âåðõíèé êëþ÷ Hin1.1 Hin1.2 Hin1.3
//-------------------------------------------------------------------------------
//Íàñòðîéêà Òàéìåðà 1 äëÿ òðåõôàçíîãî ØÈÌ
TIM_TimeBaseInitTypeDef TIM_Time_Test_user1;
RCC_APB2PeriphClockCmd(RCC_APB2Periph_TIM1, ENABLE);//
TIM_Time_Test_user1.TIM_Prescaler = 0;//
TIM_Time_Test_user1.TIM_CounterMode = TIM_CounterMode_Up;//
TIM_Time_Test_user1.TIM_Period=2000;//óìíîæèòü íà 2 ïîòîìó ÷òî 32 áèòà
TIM_Time_Test_user1.TIM_ClockDivision = TIM_CKD_DIV1;//
TIM_Time_Test_user1.TIM_RepetitionCounter = 0;//
TIM_TimeBaseInit(TIM1, &TIM_Time_Test_user1);
//-------------------------------------------------------------------------------
// Ïîðòû âûõîäà ØÈÌ Hin1.1 Hin1.2 Hin1.3
GPIO_InitTypeDef GPIO_InitPWM3;//
RCC_AHB1PeriphClockCmd(RCC_AHB1Periph_GPIOA, ENABLE);//
GPIO_InitPWM3.GPIO_Pin = GPIO_Pin_8 | GPIO_Pin_10;
GPIO_InitPWM3.GPIO_Mode = GPIO_Mode_AF; //
GPIO_InitPWM3.GPIO_OType = GPIO_OType_PP;//
GPIO_InitPWM3.GPIO_Speed = GPIO_Speed_100MHz;//
GPIO_InitPWM3.GPIO_PuPd = GPIO_PuPd_NOPULL;//
GPIO_Init(GPIOA, &GPIO_InitPWM3);//
GPIO_InitTypeDef GPIO_InitPWM4;//
RCC_AHB1PeriphClockCmd(RCC_AHB1Periph_GPIOE, ENABLE);//
GPIO_InitPWM4.GPIO_Pin = GPIO_Pin_11;
GPIO_InitPWM4.GPIO_Mode = GPIO_Mode_AF; //
GPIO_InitPWM4.GPIO_OType = GPIO_OType_PP;//
GPIO_InitPWM4.GPIO_Speed = GPIO_Speed_100MHz;//
GPIO_InitPWM4.GPIO_PuPd = GPIO_PuPd_NOPULL;//
GPIO_Init(GPIOE, &GPIO_InitPWM4);//
GPIO_PinAFConfig(GPIOA, GPIO_PinSource8, GPIO_AF_TIM1); // îòêðûòü ïîðòû øèìà
GPIO_PinAFConfig(GPIOE, GPIO_PinSource11, GPIO_AF_TIM1);
GPIO_PinAFConfig(GPIOA, GPIO_PinSource10, GPIO_AF_TIM1);
//-------------------------------------------------------------------------------
// Íàñòðîéêà ØÈÌ
TIM_OCInitTypeDef Hard_PWM_ini3;
Hard_PWM_ini3.TIM_OCMode=TIM_OCMode_PWM2;//
Hard_PWM_ini3.TIM_OutputState=TIM_OutputState_Enable;// ÂÊË/âûêë
//Hard_PWM_ini2.TIM_OutputNState = TIM_OutputNState_Disable;//
Hard_PWM_ini3.TIM_Pulse=1000;// äëèííà ïóëüñà (ïÿòàÿ ÷àñòü îò ïåðèîäà)//
Hard_PWM_ini3.TIM_OCPolarity=TIM_OCPolarity_High;//
//Hard_PWM_ini2.TIM_OCNPolarity = TIM_OCNPolarity_Low;//
Hard_PWM_ini3.TIM_OCIdleState = TIM_OCIdleState_Set;//
//Hard_PWM_ini2.TIM_OCNIdleState = TIM_OCNIdleState_Reset;//
TIM_OC1Init(TIM1, &Hard_PWM_ini3);
TIM_OC2Init(TIM1, &Hard_PWM_ini3);
TIM_OC3Init(TIM1, &Hard_PWM_ini3);
TIM_Cmd(TIM1, ENABLE);
TIM_CtrlPWMOutputs(TIM1, ENABLE);
TIM_CCxCmd(TIM1, TIM_Channel_1, TIM_CCx_Enable);
TIM_CCxCmd(TIM1, TIM_Channel_2, TIM_CCx_Enable);
TIM_CCxCmd(TIM1, TIM_Channel_3, TIM_CCx_Enable);
//-------------------------------------------------------------------------------
//-------------------------------------------------------------------------------
// Èíèöèàëèçàöèÿ íàñòðîåê äëÿ äâèãàòåëÿ 1
//-------------------------------------------------------------------------------
//-------------------------------------------------------------------------------
// Âåðõíèé êëþ÷ Hin1.1 Hin1.2 Hin1.3
//-------------------------------------------------------------------------------
// Íàñòðîéêà Òàéìåðà 8 äëÿ òðåõôàçíîãî ØÈÌ
TIM_TimeBaseInitTypeDef TIM_Time_Test_user;
RCC_APB2PeriphClockCmd(RCC_APB2Periph_TIM8, ENABLE);//
TIM_Time_Test_user.TIM_Prescaler = 0;//
TIM_Time_Test_user.TIM_CounterMode = TIM_CounterMode_Up;//
TIM_Time_Test_user.TIM_Period=2000;
TIM_Time_Test_user.TIM_ClockDivision = TIM_CKD_DIV1;//
TIM_Time_Test_user.TIM_RepetitionCounter = 0;//
TIM_TimeBaseInit(TIM8, &TIM_Time_Test_user);
//-------------------------------------------------------------------------------
// Ïîðòû âûõîäà ØÈÌ Hin1.1 Hin1.2 Hin1.3
GPIO_InitTypeDef GPIO_InitPWM2;//
RCC_AHB1PeriphClockCmd(RCC_AHB1Periph_GPIOC, ENABLE);//
GPIO_InitPWM2.GPIO_Pin = GPIO_Pin_6 | GPIO_Pin_7 | GPIO_Pin_8 ;
GPIO_InitPWM2.GPIO_Mode = GPIO_Mode_AF; //
GPIO_InitPWM2.GPIO_OType = GPIO_OType_PP;//
GPIO_InitPWM2.GPIO_Speed = GPIO_Speed_100MHz;//
GPIO_InitPWM2.GPIO_PuPd = GPIO_PuPd_NOPULL;//
GPIO_Init(GPIOC, &GPIO_InitPWM2);//
GPIO_PinAFConfig(GPIOC, GPIO_PinSource6, GPIO_AF_TIM8); // îòêðûòü ïîðòû øèìà
GPIO_PinAFConfig(GPIOC, GPIO_PinSource7, GPIO_AF_TIM8);
GPIO_PinAFConfig(GPIOC, GPIO_PinSource8, GPIO_AF_TIM8);
//-------------------------------------------------------------------------------
// Íàñòðîéêà ØÈÌ
TIM_OCInitTypeDef Hard_PWM_ini2;
Hard_PWM_ini2.TIM_OCMode=TIM_OCMode_PWM2;//
Hard_PWM_ini2.TIM_OutputState=TIM_OutputState_Enable;// ÂÊË/âûêë
//Hard_PWM_ini2.TIM_OutputNState = TIM_OutputNState_Disable;//
Hard_PWM_ini2.TIM_Pulse=1000;// äëèííà ïóëüñà (ïÿòàÿ ÷àñòü îò ïåðèîäà)//
Hard_PWM_ini2.TIM_OCPolarity=TIM_OCPolarity_High;//
//Hard_PWM_ini2.TIM_OCNPolarity = TIM_OCNPolarity_Low;//
Hard_PWM_ini2.TIM_OCIdleState = TIM_OCIdleState_Set;//
//Hard_PWM_ini2.TIM_OCNIdleState = TIM_OCNIdleState_Reset;//
TIM_OC1Init(TIM8, &Hard_PWM_ini2);
TIM_OC2Init(TIM8, &Hard_PWM_ini2);
TIM_OC3Init(TIM8, &Hard_PWM_ini2);
TIM_Cmd(TIM8, ENABLE);
TIM_CtrlPWMOutputs(TIM8, ENABLE);
TIM_CCxCmd(TIM8, TIM_Channel_1, TIM_CCx_Enable);
TIM_CCxCmd(TIM8, TIM_Channel_2, TIM_CCx_Enable);
TIM_CCxCmd(TIM8, TIM_Channel_3, TIM_CCx_Enable);
//-------------------------------------------------------------------------------
//-------------------------------------------------------------------------------
while(1)
{
}
}