/* ******************************************************************************* * FUNCTIONS ******************************************************************************* */ void HalLightInit(void) { /* Enable TIM1 clock */ CLK_PeripheralClockConfig(CLK_Peripheral_TIM1, ENABLE); /* GPIOD configuration */ GPIO_Init(GPIOD, GPIO_Pin_2, GPIO_Mode_Out_PP_Low_Fast); GPIO_Init(GPIOD, GPIO_Pin_3, GPIO_Mode_Out_PP_Low_Fast); GPIO_SetBits(GPIOD, GPIO_Pin_3); /* Close relay output */ /* - TIM1CLK = 16 MHz - TIM1 counter clock = TIM1CLK / 320 = 16MHz/320 = 50000Hz */ /* Time base configuration */ TIM1_TimeBaseInit(320, TIM1_CounterMode_Up, 100, 0); TIM1_OC1Init(TIM1_OCMode_PWM1, TIM1_OutputState_Enable, TIM1_OutputNState_Disable, 10, TIM1_OCPolarity_Low, TIM1_OCNPolarity_High, TIM1_OCIdleState_Set, TIM1_OCNIdleState_Set); TIM1_OC1PreloadConfig(DISABLE); TIM1_ARRPreloadConfig(ENABLE); /* Enable TIM1 outputs */ // TIM1_CtrlPWMOutputs(ENABLE); //HalLightOpen(); // HalLightClose(); // HalLightSetBrightness(10); HalLigthPWM = (80); HalLightOpen(); }
void initTimer(void) { TIM1_DeInit(); TIM1_TimeBaseInit(15, TIM1_COUNTERMODE_UP,5000-1, 0); //5MS TIM1_ARRPreloadConfig(ENABLE); TIM1_ITConfig(TIM1_IT_UPDATE, ENABLE); TIM1_Cmd(ENABLE); }
/** * @brief Configure TIM1 to generate 3 complementary signals, to insert a * defined dead time value, to use the break feature and to lock the * desired parameters * @param None * @retval None */ static void TIM1_Config(void) { /* TIM1 Peripheral Configuration */ TIM1_DeInit(); /* Time Base configuration */ /* TIM1_Prescaler = 0 TIM1_CounterMode = TIM1_COUNTERMODE_UP TIM1_Period = 65535 TIM1_RepetitionCounter = 0 */ TIM1_TimeBaseInit(0, TIM1_COUNTERMODE_UP, 65535,0); /* Channel 1, 2 and 3 Configuration in PWM mode */ /* TIM1_OCMode = TIM1_OCMODE_PWM2 TIM1_OutputState = TIM1_OUTPUTSTATE_ENABLE TIM1_OutputNState = TIM1_OUTPUTNSTATE_ENABLE TIM1_Pulse = CCR1_Val TIM1_OCPolarity = TIM1_OCPOLARITY_LOW TIM1_OCNPolarity = TIM1_OCNPOLARITY_LOW TIM1_OCIdleState = TIM1_OCIDLESTATE_SET TIM1_OCNIdleState = TIM1_OCIDLESTATE_RESET */ TIM1_OC1Init(TIM1_OCMODE_PWM2, TIM1_OUTPUTSTATE_ENABLE, TIM1_OUTPUTNSTATE_ENABLE, CCR1_Val, TIM1_OCPOLARITY_LOW, TIM1_OCNPOLARITY_LOW, TIM1_OCIDLESTATE_SET, TIM1_OCNIDLESTATE_RESET); /* TIM1_Pulse = CCR2_Val */ TIM1_OC2Init(TIM1_OCMODE_PWM2, TIM1_OUTPUTSTATE_ENABLE, TIM1_OUTPUTNSTATE_ENABLE, CCR2_Val, TIM1_OCPOLARITY_LOW, TIM1_OCNPOLARITY_LOW, TIM1_OCIDLESTATE_SET, TIM1_OCNIDLESTATE_RESET); /* TIM1_Pulse = CCR3_Val */ TIM1_OC3Init(TIM1_OCMODE_PWM2, TIM1_OUTPUTSTATE_ENABLE, TIM1_OUTPUTNSTATE_ENABLE, CCR3_Val, TIM1_OCPOLARITY_LOW, TIM1_OCNPOLARITY_LOW, TIM1_OCIDLESTATE_SET, TIM1_OCNIDLESTATE_RESET); /* Automatic Output enable, Break, dead time and lock configuration */ /* TIM1_OSSIState = TIM1_OSSISTATE_ENABLE TIM1_LockLevel = TIM1_LOCKLEVEL_1 TIM1_DeadTime = 117 TIM1_Break = TIM1_BREAK_ENABLE TIM1_BreakPolarity = TIM1_BREAKPOLARITY_HIGH TIM1_AutomaticOutput = TIM1_AUTOMATICOUTPUT_ENABLE */ TIM1_BDTRConfig( TIM1_OSSISTATE_ENABLE, TIM1_LOCKLEVEL_1, 117, TIM1_BREAK_ENABLE, TIM1_BREAKPOLARITY_HIGH, TIM1_AUTOMATICOUTPUT_ENABLE); /* TIM1 counter enable */ TIM1_Cmd(ENABLE); /* Main Output Enable */ TIM1_CtrlPWMOutputs(ENABLE); }
void CAN_Node_OW_init(void) { GPIO_Init(OW_PORT, OW_IN, GPIO_MODE_IN_FL_NO_IT); // external pull up GPIO_Init(OW_PORT, OW_OUT, GPIO_MODE_OUT_PP_LOW_FAST); GPIO_WriteLow(OW_PORT, OW_OUT); // Configure TIM1 to run at 1MHz frequency. // NOTE assuming master clock frequency is 8MHz. TIM1_DeInit(); TIM1_TimeBaseInit(7, TIM1_COUNTERMODE_UP, 60, 0); TIM1_SelectOnePulseMode(TIM1_OPMODE_SINGLE); }
/** * @brief Configure TIM1 to generate 7 PWM signals with 4 different duty cycles * @param None * @retval None */ static void TIM1_Config(void) { TIM1_DeInit(); /* Time Base configuration */ /* TIM1_Period = 4095 TIM1_Prescaler = 0 TIM1_CounterMode = TIM1_COUNTERMODE_UP TIM1_RepetitionCounter = 0 */ TIM1_TimeBaseInit(0, TIM1_COUNTERMODE_UP, 4095, 0); /* Channel 1, 2,3 and 4 Configuration in PWM mode */ /* TIM1_OCMode = TIM1_OCMODE_PWM2 TIM1_OutputState = TIM1_OUTPUTSTATE_ENABLE TIM1_OutputNState = TIM1_OUTPUTNSTATE_ENABLE TIM1_Pulse = CCR1_Val TIM1_OCPolarity = TIM1_OCPOLARITY_LOW TIM1_OCNPolarity = TIM1_OCNPOLARITY_HIGH TIM1_OCIdleState = TIM1_OCIDLESTATE_SET TIM1_OCNIdleState = TIM1_OCIDLESTATE_RESET */ TIM1_OC1Init(TIM1_OCMODE_PWM2, TIM1_OUTPUTSTATE_ENABLE, TIM1_OUTPUTNSTATE_ENABLE, CCR1_Val, TIM1_OCPOLARITY_LOW, TIM1_OCNPOLARITY_HIGH, TIM1_OCIDLESTATE_SET, TIM1_OCNIDLESTATE_RESET); /*TIM1_Pulse = CCR2_Val*/ TIM1_OC2Init(TIM1_OCMODE_PWM2, TIM1_OUTPUTSTATE_ENABLE, TIM1_OUTPUTNSTATE_ENABLE, CCR2_Val, TIM1_OCPOLARITY_LOW, TIM1_OCNPOLARITY_HIGH, TIM1_OCIDLESTATE_SET, TIM1_OCNIDLESTATE_RESET); /*TIM1_Pulse = CCR3_Val*/ TIM1_OC3Init(TIM1_OCMODE_PWM2, TIM1_OUTPUTSTATE_ENABLE, TIM1_OUTPUTNSTATE_ENABLE, CCR3_Val, TIM1_OCPOLARITY_LOW, TIM1_OCNPOLARITY_HIGH, TIM1_OCIDLESTATE_SET, TIM1_OCNIDLESTATE_RESET); /*TIM1_Pulse = CCR4_Val*/ TIM1_OC4Init(TIM1_OCMODE_PWM2, TIM1_OUTPUTSTATE_ENABLE, CCR4_Val, TIM1_OCPOLARITY_LOW, TIM1_OCIDLESTATE_SET); /* TIM1 counter enable */ TIM1_Cmd(ENABLE); /* TIM1 Main Output Enable */ TIM1_CtrlPWMOutputs(ENABLE); }
void TIME1_INIT() { // TIM1_DeInit(); TIM1_TimeBaseInit(0, //预分频 16 000 000 / (159 + 1) TIM1_COUNTERMODE_UP, //计数模式 15999, //重装值 1ms进入一次 0x00); //重复计数N,计数N次后产生更新标志 TIM1_SetCounter(0); //计数器初值设为0 // TIM1_ARRPreloadConfig(ENABLE); TIM1->CR1 |= TIM1_CR1_ARPE; TIM1_ITConfig(TIM1_IT_UPDATE, ENABLE); // TIM1_Cmd(ENABLE); TIM1->CR1 |= TIM1_CR1_CEN; }
void led_on(void) { TIM1_DeInit(); /* TIM1 configuration: * TIM1 in PWM mode without output disabled. We only interest in the interrupts. * Period of PWM is 1024us; Duty cycle adjustable from 1/16 - 15/16. * With 16Mhz clock, we use: * TIM1_Period = 16 - 1 * TIM1_Prescaler = 1024 - 1 * TIM1_Pulse = [0..15] */ TIM1_TimeBaseInit(1023, TIM1_COUNTERMODE_UP, 15, 0); /* TIM1_OCMode = TIM1_OCMODE_PWM1 TIM1_OutputState = TIM1_OUTPUTSTATE_DISABLED TIM1_OutputNState = TIM1_OUTPUTNSTATE_DISABLED TIM1_Pulse = [1..16], change using TIM1_SetCompare1 TIM1_OCPolarity = TIM1_OCPOLARITY_LOW; Doesn't matter as output is disabled TIM1_OCNPolarity = TIM1_OCNPOLARITY_HIGH; Doesn't matter as output is disabled TIM1_OCIdleState = TIM1_OCIDLESTATE_SET; Doesn't matter as output is disabled TIM1_OCNIdleState = TIM1_OCIDLESTATE_RESET; Doesn't matter as output is disabled */ TIM1_OC1Init ( TIM1_OCMODE_PWM1, TIM1_OUTPUTSTATE_DISABLE, TIM1_OUTPUTNSTATE_DISABLE, _duty, TIM1_OCPOLARITY_LOW, TIM1_OCNPOLARITY_HIGH, TIM1_OCIDLESTATE_SET, TIM1_OCNIDLESTATE_RESET ); TIM1_ITConfig((TIM1_IT_TypeDef)(TIM1_IT_UPDATE | TIM1_IT_CC1), ENABLE); /* TIM1 Main Output disabled */ TIM1_CtrlPWMOutputs(DISABLE); /* TIM1 counter enable */ TIM1_Cmd(ENABLE); }
/** * @brief Configure TIM1,2,3 peripherals * @param None * @retval None */ static void TIM_Config(void) { /* TIM1 configuration: - TIM1CLK is set to 2 MHz, the TIM2 Prescaler is equal to 15 so the TIM1 counter clock used is 2 MHz / (15 + 1) = 125 000 Hz - TIM1 Channel 1 output frequency = TIM1CLK / (TIM1_PERIOD + 1) * (TIM1_PRESCALER + 1) = 2 000 000 / 256 * 16 = 488.28 Hz */ /* Time Base configuration */ TIM1_TimeBaseInit(TIM1_PRESCALER, TIM1_CounterMode_Up, TIM1_PERIOD, TIM1_REPETITION_COUNTER); /* TIM1 Channel 1 Configuration in PWM2 mode */ TIM1_OC1Init(TIM1_OCMode_PWM2, TIM1_OutputState_Enable, TIM1_OutputNState_Disable, TIM1_CCR1_VAL, TIM1_OCPolarity_Low, TIM1_OCNPolarity_Low, TIM1_OCIdleState_Set, TIM1_OCNIdleState_Set); /* Master Mode selection: Update event */ TIM1_SelectOutputTrigger(TIM1_TRGOSource_Update); /* TIM2 configuration: - TIM2 is connected to TIM1 Update so TIM2CLK is equal to TIM1 output clock / (TIM1_REPETITION_COUNTER + 1) = 488.28 / 5 = 97.65 Hz - TIM2 Prescaler is equal to 1 so the TIM2 counter clock used is 97.65 / 1 = 97.65 Hz - TIM2 Channel 1 output frequency = TIM2CLK / (TIM2_PERIOD + 1) * TIM2_Prescaler = 97.65 / 3 * 1 = 32.55 Hz */ /* Time Base configuration */ TIM2_TimeBaseInit(TIM2_Prescaler_1, TIM2_CounterMode_Up, TIM2_PERIOD); TIM2_OC1Init(TIM2_OCMode_PWM2, TIM2_OutputState_Enable, TIM2_CCR1_VAL, TIM2_OCPolarity_Low, TIM2_OCIdleState_Reset); /* TIM2 Slave Mode selection: Gated mode */ TIM2_SelectSlaveMode(TIM2_SlaveMode_Gated); TIM2_SelectInputTrigger(TIM2_TRGSelection_TIM1); /* TIM3 configuration: - TIM3 is connected to TIM1 Update so TIM3CLK is equal to TIM1 output clock / (TIM1_REPETITION_COUNTER + 1) = 488.28 / 5 = 97.65 Hz - TIM3 Prescaler is equal to 1 so the TIM3 counter clock used is 97.65 / 1 = 97.65 Hz - TIM3 Channel 1 output frequency = TIM3CLK / (TIM3_PERIOD + 1) * TIM3Prescaler = 97.65 / 4 * 1 = 24.41 Hz */ /* Time Base configuration */ TIM3_TimeBaseInit(TIM3_Prescaler_1, TIM3_CounterMode_Up, TIM3_PERIOD); TIM3_OC1Init(TIM3_OCMode_PWM2, TIM3_OutputState_Enable, TIM3_CCR1_VAL, TIM3_OCPolarity_Low, TIM3_OCIdleState_Reset); /* TIM3 Slave Mode selection: Gated mode */ TIM3_SelectSlaveMode(TIM3_SlaveMode_Gated); TIM3_SelectInputTrigger(TIM3_TRGSelection_TIM1); /* Main Output Enable */ TIM1_CtrlPWMOutputs(ENABLE); TIM2_CtrlPWMOutputs(ENABLE); TIM3_CtrlPWMOutputs(ENABLE); /* TIM2 counter enable */ TIM2_Cmd(ENABLE); /* TIM3 counter enable */ TIM3_Cmd(ENABLE); /* TIM1 counter enable */ TIM1_Cmd(ENABLE); }
/* Configures the used Timers. ----------------------------------------------*/ void TIM_Configuration(void) { TIM_TimeBaseInitTypeDef TIM_TimeBaseStructure; TIM_OCInitTypeDef TIM_OCInitStructure2; TIM_OCInitTypeDef TIM_OCInitStructure3; TIM_OCInitTypeDef TIM_OCInitStructure8; /* TIM2 configuration for LED -------------------------------------------*/ TIM_TimeBaseStructure.TIM_Period = 0x12B; //299 TIM_TimeBaseStructure.TIM_Prescaler = 0xEA5F; //59999 TIM_TimeBaseStructure.TIM_ClockDivision = 0x0; TIM_TimeBaseStructure.TIM_CounterMode = TIM_CounterMode_Up; TIM_TimeBaseInit(TIM2, &TIM_TimeBaseStructure); /* Outoput Compare Init */ TIM_OCStructInit(&TIM_OCInitStructure2); /* Output Compare Timing Mode configuration: Channel1 */ TIM_OCInitStructure2.TIM_OCMode = TIM_OCMode_Timing; TIM_OCInitStructure2.TIM_Pulse = 0x0; TIM_OCInit(TIM2, &TIM_OCInitStructure2); /* TIM2 enable counter */ TIM_Cmd(TIM2, ENABLE); /* Immediate load of TIM2 Precaler value */ TIM_PrescalerConfig(TIM2, 0xEA5F, TIM_PSCReloadMode_Immediate); /* Clear TIM2 update pending flag */ TIM_ClearFlag(TIM2, TIM_FLAG_Update); /* Enable TIM2 Update interrupt */ TIM_ITConfig(TIM2, TIM_IT_Update, ENABLE); /* TIM3 configuration for Statemachine (main control loop) --------------*/ TIM_TimeBaseStructure.TIM_Period = 1000; //alle 1ms TIM_TimeBaseStructure.TIM_Prescaler = 0x48; //72 TIM_TimeBaseStructure.TIM_ClockDivision = 0x0; TIM_TimeBaseStructure.TIM_CounterMode = TIM_CounterMode_Up; TIM_TimeBaseInit(TIM3, &TIM_TimeBaseStructure); /* Outoput Compare Init */ TIM_OCStructInit(&TIM_OCInitStructure3); /* Output Compare Timing Mode configuration: Channel1 */ TIM_OCInitStructure3.TIM_OCMode = TIM_OCMode_Timing; TIM_OCInitStructure3.TIM_Pulse = 0x0; TIM_OCInit(TIM3, &TIM_OCInitStructure3); /* TIM3 enable counter */ TIM_Cmd(TIM3, ENABLE); /* Immediate load of TIM3 Precaler value */ TIM_PrescalerConfig(TIM3, 0x48, TIM_PSCReloadMode_Immediate); /* Clear TIM3 update pending flag */ TIM_ClearFlag(TIM3, TIM_FLAG_Update); /* Enable TIM3 Update interrupt */ // enable in main after powerup //TIM_ITConfig(TIM3, TIM_IT_Update, ENABLE); /* Timer for PPM decode ---------------------------------------------------*/ TIM1_ICInitTypeDef TIM1_ICInitStructure; //TIM_ICInitStructure.TIM_ICMode = TIM_ICMode_ICAP; #ifndef PPM_PA11 TIM1_ICInitStructure.TIM1_Channel = TIM1_Channel_1; //Pin: PA8 #else TIM1_ICInitStructure.TIM1_Channel = TIM1_Channel_4; //Pin: PA11 #endif TIM1_ICInitStructure.TIM1_ICPolarity = TIM1_ICPolarity_Falling; TIM1_ICInitStructure.TIM1_ICSelection = TIM1_ICSelection_DirectTI; TIM1_ICInitStructure.TIM1_ICPrescaler = TIM1_ICPSC_DIV1; TIM1_ICInitStructure.TIM1_ICFilter = 0x0; TIM1_ICInit(&TIM1_ICInitStructure); TIM1_SelectInputTrigger(TIM1_TS_TI2FP2); TIM1_InternalClockConfig(); TIM1_TimeBaseInitTypeDef TIM1_TimeBaseStructure; TIM1_TimeBaseStructure.TIM1_Period = 0xFFFF; TIM1_TimeBaseStructure.TIM1_Prescaler = 17; // fCK_PSC / (17 + 1) 1ms = 4000 TIM1_TimeBaseStructure.TIM1_ClockDivision = TIM1_CKD_DIV1; TIM1_TimeBaseStructure.TIM1_CounterMode = TIM1_CounterMode_Up; TIM1_TimeBaseInit(& TIM1_TimeBaseStructure); /* TIM enable counter */ TIM1_Cmd(ENABLE); /* Enable the CC1 Interrupt Request */ #ifndef PPM_PA11 TIM1_ITConfig(TIM_IT_CC1, ENABLE); #else TIM1_ITConfig(TIM_IT_CC4, ENABLE); #endif /* Timer for Servo 0-3 --------------------------------------------------*/ /* Time base configuration */ TIM_TimeBaseStructure.TIM_Period = 5999; TIM_TimeBaseStructure.TIM_Prescaler = 72; TIM_TimeBaseStructure.TIM_ClockDivision = 0; TIM_TimeBaseStructure.TIM_CounterMode = TIM_CounterMode_Up; TIM_TimeBaseInit(TIM8, &TIM_TimeBaseStructure); /* PWM1 Mode configuration: Channel1 */ TIM_OCInitStructure8.TIM_OCMode = TIM_OCMode_PWM1; TIM_OCInitStructure8.TIM_OutputState = TIM_OutputState_Enable; TIM_OCInitStructure8.TIM_Channel = TIM_Channel_1; TIM_OCInitStructure8.TIM_Pulse = 1500; TIM_OCInitStructure8.TIM_OCPolarity = TIM_OCPolarity_High; // maybee it works with TIM_OCPolarity_LOW??? TIM_OCInit(TIM8, &TIM_OCInitStructure8); TIM_OC1PreloadConfig(TIM8, TIM_OCPreload_Enable); /* PWM1 Mode configuration: Channel2 */ TIM_OCInitStructure8.TIM_OutputState = TIM_OutputState_Enable; TIM_OCInitStructure8.TIM_Channel = TIM_Channel_2; TIM_OCInitStructure8.TIM_Pulse = 1500; TIM_OCInit(TIM8, &TIM_OCInitStructure8); TIM_OC2PreloadConfig(TIM8, TIM_OCPreload_Enable); /* PWM1 Mode configuration: Channel3 */ TIM_OCInitStructure8.TIM_OutputState = TIM_OutputState_Enable; TIM_OCInitStructure8.TIM_Channel = TIM_Channel_3; TIM_OCInitStructure8.TIM_Pulse = 1500; TIM_OCInit(TIM8, &TIM_OCInitStructure8); TIM_OC3PreloadConfig(TIM8, TIM_OCPreload_Enable); /* PWM1 Mode configuration: Channel4 */ TIM_OCInitStructure8.TIM_OutputState = TIM_OutputState_Enable; TIM_OCInitStructure8.TIM_Channel = TIM_Channel_4; TIM_OCInitStructure8.TIM_Pulse = 1500; TIM_OCInit(TIM8, &TIM_OCInitStructure8); TIM_OC4PreloadConfig(TIM8, TIM_OCPreload_Enable); TIM_ARRPreloadConfig(TIM8, ENABLE); /* Enable the TIM Main Output only needed for timer 1 and 8*/ TIM8->BDTR |= ((u16)0x8000); //BDTR_MOE_Set; /* TIM8 enable counter */ TIM_Cmd(TIM8, ENABLE); /* Immediate load of TIM8 Precaler value */ //TIM_PrescalerConfig(TIM8, 72, TIM_PSCReloadMode_Immediate); /* Clear TIM8 update pending flag */ //TIM_ClearFlag(TIM8, TIM_FLAG_Update); }