void BuzzerStart(void) { /* TIM2_DeInit(); TIM2_TimeBaseInit(TIM2_PRESCALER_16,u8BzrFrqBuf); TIM2_ARRPreloadConfig(ENABLE); TIM2_Cmd(ENABLE); TIM2_ITConfig(TIM2_IT_UPDATE,ENABLE); */ TIM2_DeInit(); TIM2_TimeBaseInit(TIM2_PRESCALER_16,u8BzrFrqBuf ); #ifdef NEW_260 TIM2_CCxCmd(TIM2_CHANNEL_3, ENABLE); TIM2_OC3Init(TIM2_OCMODE_TOGGLE, TIM2_OUTPUTSTATE_ENABLE, 64, TIM2_OCPOLARITY_LOW); TIM2_OC3PreloadConfig(ENABLE); #else TIM2_CCxCmd(TIM2_CHANNEL_2, ENABLE); TIM2_OC2Init(TIM2_OCMODE_TOGGLE, TIM2_OUTPUTSTATE_ENABLE, 64, TIM2_OCPOLARITY_LOW); TIM2_OC2PreloadConfig(ENABLE); #endif TIM2_ARRPreloadConfig(ENABLE); TIM2_ITConfig(TIM2_IT_CC1, DISABLE); TIM2_ITConfig(TIM2_IT_CC2, DISABLE); TIM2_ITConfig(TIM2_IT_CC3, DISABLE); TIM2_ITConfig(TIM2_IT_UPDATE, DISABLE); TIM2_GenerateEvent(TIM2_EVENTSOURCE_UPDATE); TIM2_Cmd(ENABLE); SetBuzzerEnOn(); }
void MOD_TIM_Config(Mod_Master_Frame_TypeDef* aFrame) { TIM2_DeInit(); TIM2_TimeBaseInit(0x0F, 1500); //2ms comm response time TIM2_UpdateRequestConfig(TIM2_UPDATESOURCE_REGULAR); TIM2_GenerateEvent(TIM2_EVENTSOURCE_UPDATE); TIM2_Cmd(DISABLE); TIM2_ClearITPendingBit(TIM2_IT_UPDATE); TIM2_ITConfig(TIM2_IT_UPDATE, ENABLE); TIM2_ClearFlag(TIM2_FLAG_UPDATE); TIM4_DeInit(); TIM4_TimeBaseInit(0x07, 126); //128 * 126 = 16128 = 2ms (8MHz), frame check TIM4_UpdateRequestConfig(TIM4_UPDATESOURCE_REGULAR); TIM4_GenerateEvent(TIM4_EVENTSOURCE_UPDATE); TIM4_Cmd(DISABLE); TIM4_ClearITPendingBit(TIM4_IT_UPDATE); TIM4_ITConfig(TIM4_IT_UPDATE, ENABLE); TIM4_ClearFlag(TIM4_FLAG_UPDATE); }
/* Configure TIM2 to interrupt every 10ms */ void InitTimer() { TIM2_DeInit(); TIM2_TimeBaseInit(TIM2_PRESCALER_32768, // Interrupt every 32768 clock pulses. 5); // 16Mhz / 32768 = 488 -> every 2ms -> ARR=5 -> every 10ms TIM2_ITConfig(TIM2_IT_UPDATE, ENABLE); TIM2_Cmd(ENABLE); }
void InitTimer(void) { clk_config(); TIM2_DeInit(); CLK_PeripheralClockConfig(CLK_Peripheral_TIM2, ENABLE); TIM2_TimeBaseInit(TIM2_Prescaler_1, TIM2_CounterMode_Up, 500); TIM2_Cmd(ENABLE); }
/** * @brief Включить таймер № 2. * @par * Параметры отсутствуют * @retval * Возвращаемое значение отсутствует */ void CounterTimerStart(void) { TIM2_DeInit(); TIM2_TimeBaseInit(TIM2_PRESCALER_32768, 610); TIM2_ITConfig(TIM2_IT_UPDATE, ENABLE); TIM2_Cmd(ENABLE); }
void timer_init() { TIM2_DeInit(); TIM2_TimeBaseInit(TIM2_PRESCALER_1, 1600); //TIM2_PrescalerConfig(TIM2_PRESCALER_32768, TIM2_PSCRELOADMODE_IMMEDIATE); TIM2_ITConfig(TIM2_IT_UPDATE, ENABLE); ITC_SetSoftwarePriority(ITC_IRQ_TIM2_OVF, ITC_PRIORITYLEVEL_1); TIM2_Cmd(ENABLE); }
/* ----------------------- Start implementation -----------------------------*/ BOOL xMBPortTimersInit( USHORT usTim1Timerout50us ) { ENTER_CRITICAL_SECTION(); // f_master = 16 MHz // TIM2 counter clock = f_master / Prescaler = 0.5 MHz // 1 step = 2 us // maximum timeout = 2us * 65535 = 130ms TIM2_DeInit(); TIM2_TimeBaseInit(TIM2_PRESCALER_32, 25 * usTim1Timerout50us); TIM2_ClearFlag(TIM2_FLAG_UPDATE); TIM2_ITConfig(TIM2_IT_UPDATE, ENABLE); EXIT_CRITICAL_SECTION(); return TRUE; }
//Modbus Initialization void Modbus_Init(void) { //Clock divider equals 1.Clock 16MHz CLK_HSIPrescalerConfig(CLK_PRESCALER_HSIDIV1); //Clear bits TIM2_DeInit(); GPIO_DeInit(GPIOA); UART2_DeInit(); //Peripetial Initialization TIM2_TimeBaseInit(TIM2_PRESCALER_2048, 78); GPIO_Init(GPIOA, GPIO_PIN_3, GPIO_MODE_OUT_PP_LOW_FAST); UART2_Init(BAUDRATE, UART2_WORDLENGTH_8D, UART2_STOPBITS_2,UART2_PARITY_NO,UART2_SYNCMODE_CLOCK_DISABLE,UART2_MODE_TXRX_ENABLE ); //Enable Periphs TIM2_Cmd(ENABLE); UART2_Cmd(ENABLE); //Interrupt configuration TIM2_ITConfig(TIM2_IT_UPDATE, ENABLE); UART2_ITConfig(UART2_IT_RXNE_OR, ENABLE); #ifndef __DELAY_EN #define __MODBUS_EN enableInterrupts(); #endif }