403 lines
12 KiB
C
403 lines
12 KiB
C
#include "ENS1_TIMER.h"
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#include "ENS_CURRENT_CALIBRATION.h"
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#include "ENS1_CLOCK.h"
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void TIMER0_Init(uint32_t Int_Period) //形参，输入中断触发周期 （单位ms）
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{
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PCLK_Enable(TIMER0_PCLK_EN);
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NVIC_DisableIRQ(TIMER0_IRQn);
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NVIC_ClearPendingIRQ(TIMER0_IRQn);
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CMSDK_timer_Init(CMSDK_TIMER0,(uint32_t)(APB_Clock_Freq / 1000 *Int_Period) , 1); //
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NVIC_EnableIRQ(TIMER0_IRQn);
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}
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void TIMER1_Init(uint32_t Int_Period)
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{
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PCLK_Enable(TIMER1_PCLK_EN);
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NVIC_DisableIRQ(TIMER1_IRQn);
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NVIC_ClearPendingIRQ(TIMER1_IRQn);
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CMSDK_timer_Init(CMSDK_TIMER1,(uint32_t)(APB_Clock_Freq / 1000 * Int_Period) , 1); // 1ms
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NVIC_EnableIRQ(TIMER1_IRQn);
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}
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/*使能定时器中断*/
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void CMSDK_timer_EnableIRQ(CMSDK_TIMER_TypeDef *CMSDK_TIMER)
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{
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CMSDK_TIMER->CTRL |= CMSDK_TIMER_CTRL_IRQEN_Msk;
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}
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/*关闭定时器中断*/
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void CMSDK_timer_DisableIRQ(CMSDK_TIMER_TypeDef *CMSDK_TIMER)
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{
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CMSDK_TIMER->CTRL &= ~CMSDK_TIMER_CTRL_IRQEN_Msk;
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}
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/*定时器启动*/
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void CMSDK_timer_StartTimer(CMSDK_TIMER_TypeDef *CMSDK_TIMER)
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{
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CMSDK_TIMER->CTRL |= CMSDK_TIMER_CTRL_EN_Msk;
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}
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/*定时器关闭*/
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void CMSDK_timer_StopTimer(CMSDK_TIMER_TypeDef *CMSDK_TIMER)
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{
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CMSDK_TIMER->CTRL &= ~CMSDK_TIMER_CTRL_EN_Msk;
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}
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/*获取定时器Value*/
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uint32_t CMSDK_timer_GetValue(CMSDK_TIMER_TypeDef *CMSDK_TIMER)
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{
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return CMSDK_TIMER->VALUE;
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}
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/*设置定时器值*/
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void CMSDK_timer_SetValue(CMSDK_TIMER_TypeDef *CMSDK_TIMER, uint32_t value)
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{
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CMSDK_TIMER->VALUE = value;
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}
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/*获取重载值*/
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uint32_t CMSDK_timer_GetReload(CMSDK_TIMER_TypeDef *CMSDK_TIMER)
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{
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return CMSDK_TIMER->RELOAD;
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}
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/*设置重载值*/
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void CMSDK_timer_SetReload(CMSDK_TIMER_TypeDef *CMSDK_TIMER, uint32_t value)
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{
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CMSDK_TIMER->RELOAD = value;
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}
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void CMSDK_timer_ClearIRQ(CMSDK_TIMER_TypeDef *CMSDK_TIMER)
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{
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CMSDK_TIMER->INTCLEAR = CMSDK_TIMER_INTCLEAR_Msk;
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}
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/*返回定时器状态*/
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uint32_t CMSDK_timer_StatusIRQ(CMSDK_TIMER_TypeDef *CMSDK_TIMER)
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{
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return CMSDK_TIMER->INTSTATUS;
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}
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/*初始化定时器*/
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void CMSDK_timer_Init(CMSDK_TIMER_TypeDef *CMSDK_TIMER, uint32_t reload, uint8_t irq_en)
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{
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uint32_t new_ctrl = 0;
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CMSDK_TIMER->VALUE = reload;
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CMSDK_TIMER->RELOAD = reload;
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if (irq_en!=0)
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new_ctrl |= CMSDK_TIMER_CTRL_IRQEN_Msk; /* non zero - enable IRQ */
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new_ctrl |= CMSDK_TIMER_CTRL_EN_Msk; /* enable timer */
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CMSDK_TIMER->CTRL = new_ctrl;
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}
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/**
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*
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* @param *CMSDK_TIMER Timer Pointer
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* @param reload The value to which the timer is to be set after an underflow has occurred
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* @param irq_en Defines whether the timer IRQ is to be enabled
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* @return none
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* @brief Initialises the timer to use the external clock and specifies the timer reload value and whether IRQ is enabled or not.
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*/
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void CMSDK_timer_Init_ExtClock(CMSDK_TIMER_TypeDef *CMSDK_TIMER, uint32_t reload,uint32_t irq_en)
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{
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CMSDK_TIMER->CTRL = 0;
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CMSDK_TIMER->VALUE = reload;
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CMSDK_TIMER->RELOAD = reload;
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if (irq_en!=0) /* non zero - enable IRQ */
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CMSDK_TIMER->CTRL = (CMSDK_TIMER_CTRL_IRQEN_Msk |
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CMSDK_TIMER_CTRL_SELEXTCLK_Msk |CMSDK_TIMER_CTRL_EN_Msk);
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else { /* zero - do not enable IRQ */
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CMSDK_TIMER->CTRL = ( CMSDK_TIMER_CTRL_EN_Msk |
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CMSDK_TIMER_CTRL_SELEXTCLK_Msk); /* enable timer */
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}
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}
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/**
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*
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* @brief Initialises the timer to use the internal clock but with an external enable. It also specifies the timer reload value and whether IRQ is enabled or not.
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*
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* @param *CMSDK_TIMER Timer Pointer
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* @param reload The value to which the timer is to be set after an underflow has occurred
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* @param irq_en Defines whether the timer IRQ is to be enabled
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* @return none
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* Timer 0 only
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*
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*/
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void CMSDK_timer_Init_ExtEnable(CMSDK_TIMER_TypeDef *CMSDK_TIMER, uint32_t reload,uint32_t irq_en)
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{
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CMSDK_TIMER->CTRL = 0;
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CMSDK_TIMER->VALUE = reload;
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CMSDK_TIMER->RELOAD = reload;
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if (irq_en!=0) /* non zero - enable IRQ */
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CMSDK_TIMER->CTRL = (CMSDK_TIMER_CTRL_IRQEN_Msk | CMSDK_TIMER_CTRL_SELEXTEN_Msk | CMSDK_TIMER_CTRL_EN_Msk);
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else{ /* zero - do not enable IRQ */
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CMSDK_TIMER->CTRL = ( CMSDK_TIMER_CTRL_EN_Msk | CMSDK_TIMER_CTRL_SELEXTEN_Msk); /* enable timer */
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}
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}
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/*DUAL Timer driver functions*/
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/**
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*
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* @param *CMSDK_DUALTIMER DUAL Timer Pointer
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* @return none
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*
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* @brief Start timer in dual timers.
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*/
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/* Start Timer */
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void CMSDK_dualtimer_start(CMSDK_DUALTIMER_TypeDef *CMSDK_DUALTIMERx)
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{
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CMSDK_DUALTIMERx->TimerControl |= CMSDK_DUALTIMER_CTRL_EN_Msk;
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}
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/**
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*
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* @param *CMSDK_DUALTIMER DUAL Timer Pointer
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* @return none
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*
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* @brief Stop timer in dual timers.
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*/
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/* Stop Timer */
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void CMSDK_dualtimer_stop(CMSDK_DUALTIMER_TypeDef *CMSDK_DUALTIMERx)
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{
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CMSDK_DUALTIMERx->TimerControl &= ~CMSDK_DUALTIMER_CTRL_EN_Msk;
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}
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/**
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*
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* @param *CMSDK_DUALTIMER DUAL Timer Pointer
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* @return none
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*
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* @brief Clear the interrupt request in dual timers.
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*/
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/* Clear the Interrupt */
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void CMSDK_dualtimer_irq_clear(CMSDK_DUALTIMER_TypeDef *CMSDK_DUALTIMERx)
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{
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CMSDK_DUALTIMERx->TimerIntClr = 0;
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}
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/**
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*
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* @param *CMSDK_DUALTIMER DUAL Timer Pointer
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* @return none
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*
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* @brief Setup Free running mode in dual timers.
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*/
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/* Free running timer mode */
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void CMSDK_dualtimer_setup_freerunning(CMSDK_DUALTIMER_TypeDef *CMSDK_DUALTIMERx,
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unsigned int cycle, unsigned int prescale, unsigned int interrupt, unsigned int size)
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{
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int ctrl_val;
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CMSDK_DUALTIMERx->TimerControl = 0; /* Disable during programming */
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/* Previous timer activities might have trigger interrupt flag,
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so need to clear it */
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CMSDK_dualtimer_irq_clear(CMSDK_DUALTIMERx);
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CMSDK_DUALTIMERx->TimerLoad = cycle;
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ctrl_val = (prescale & 0x3) << CMSDK_DUALTIMER_CTRL_PRESCALE_Pos |
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(interrupt & 0x1) << CMSDK_DUALTIMER_CTRL_INTEN_Pos |
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(size & 0x1) << CMSDK_DUALTIMER_CTRL_SIZE_Pos |
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CMSDK_DUALTIMER_CTRL_EN_Msk;
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CMSDK_DUALTIMERx->TimerControl = ctrl_val;
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}
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/**
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*
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* @param *CMSDK_DUALTIMER DUAL Timer Pointer
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* @return none
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*
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* @brief Setup Periodic mode in dual timers.
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*/
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/* Periodic timer mode */
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void CMSDK_dualtimer_setup_periodic(CMSDK_DUALTIMER_TypeDef *CMSDK_DUALTIMERx,
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unsigned int cycle, unsigned int prescale,
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unsigned int interrupt, unsigned int size)
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{
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int ctrl_val;
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CMSDK_DUALTIMERx->TimerControl = 0; /* Disable during programming */
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/* Previous timer activities might have trigger interrupt flag,
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so need to clear it */
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CMSDK_dualtimer_irq_clear(CMSDK_DUALTIMERx);
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CMSDK_DUALTIMERx->TimerLoad = cycle;
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ctrl_val = (prescale & 0x3) << CMSDK_DUALTIMER_CTRL_PRESCALE_Pos |
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(interrupt & 0x1) << CMSDK_DUALTIMER_CTRL_INTEN_Pos |
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(size & 0x1) << CMSDK_DUALTIMER_CTRL_SIZE_Pos |
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CMSDK_DUALTIMER_CTRL_EN_Msk |
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CMSDK_DUALTIMER_CTRL_MODE_Msk;
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CMSDK_DUALTIMERx->TimerControl = ctrl_val;
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}
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/**
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*
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* @param *CMSDK_DUALTIMER DUAL Timer Pointer
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* @return none
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*
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* @brief Setup One shot mode in dual timers.
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*/
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/* One shot timer mode */
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void CMSDK_dualtimer_setup_oneshot(CMSDK_DUALTIMER_TypeDef *CMSDK_DUALTIMERx,
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unsigned int cycle, unsigned int prescale,
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unsigned int interrupt, unsigned int size)
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{
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int ctrl_val;
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CMSDK_DUALTIMERx->TimerControl = 0; /* Disable during programming */
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/* Previous timer activities might have trigger interrupt flag,
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so need to clear it */
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CMSDK_dualtimer_irq_clear(CMSDK_DUALTIMERx);
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CMSDK_DUALTIMERx->TimerLoad = cycle;
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ctrl_val = (prescale & 0x3) << CMSDK_DUALTIMER_CTRL_PRESCALE_Pos |
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(interrupt & 0x1) << CMSDK_DUALTIMER_CTRL_INTEN_Pos |
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(size & 0x1) << CMSDK_DUALTIMER_CTRL_SIZE_Pos |
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CMSDK_DUALTIMER_CTRL_EN_Msk |
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CMSDK_DUALTIMER_CTRL_ONESHOT_Msk;
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CMSDK_DUALTIMERx->TimerControl = ctrl_val;
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}
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/*RTC driver functions*/
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/**
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*
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* @param *CMSDK_RTC RTC Pointer
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* @return none
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*
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* @brief Initialize RTC Calender
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*/
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void CMSDK_RTC_Init_Calender(uint16_t prescaler, uint8_t data_mode, uint8_t hour_mode,
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uint32_t init_time, uint32_t init_date)
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{
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uint32_t new_reg_ctrl = 0;
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//wait for rtc prescaler sync ready
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while(!((CMSDK_RTC->SR & CMSDK_RTC_PRES_SYNC_READY_Msk) >> CMSDK_RTC_PRES_SYNC_READY_Pos));
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//set prescaler
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CMSDK_RTC->PR = prescaler;
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//config data/hour mode
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if(data_mode != 0) new_reg_ctrl |= CMSDK_RTC_DATA_MODE_Msk;
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if(hour_mode != 0) new_reg_ctrl |= CMSDK_RTC_HOUR_MODE_Msk;
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CMSDK_RTC->CR = new_reg_ctrl;
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//wait for init sync ready
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while(!(CMSDK_RTC->SR & CMSDK_RTC_INIT_SYNC_READY_Msk));
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//set INIT
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CMSDK_RTC->CR |= CMSDK_RTC_INIT_EN_Msk;
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//Set Initial Time & Date
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CMSDK_RTC->TR = init_time;
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CMSDK_RTC->DR = init_date;
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//Clear INIT bit
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CMSDK_RTC->CR &= ~CMSDK_RTC_INIT_EN_Msk;
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//wait for init sync ready
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while(!(CMSDK_RTC->SR & CMSDK_RTC_INIT_SYNC_READY_Msk));
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return;
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}
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/**
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*
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* @param *CMSDK_RTC RTC Pointer
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* @return none
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*
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* @brief Config RTC Alarm
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*/
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void CMSDK_RTC_Config_Alarm(uint16_t prescaler, uint8_t data_mode, uint8_t hour_mode,
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uint32_t init_time, uint32_t init_date, uint32_t alarm_time,
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uint32_t alarm_date)
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{
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uint32_t new_reg_ctrl = 0;
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//wait for rtc prescaler sync ready
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while(!((CMSDK_RTC->SR & CMSDK_RTC_PRES_SYNC_READY_Msk) >> CMSDK_RTC_PRES_SYNC_READY_Pos));
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//set prescaler
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CMSDK_RTC->PR = prescaler;
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//config data/hour mode
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if(data_mode != 0) new_reg_ctrl |= CMSDK_RTC_DATA_MODE_Msk;
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if(hour_mode != 0) new_reg_ctrl |= CMSDK_RTC_HOUR_MODE_Msk;
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CMSDK_RTC->CR = new_reg_ctrl;
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//wait for init sync ready
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while(!(CMSDK_RTC->SR & CMSDK_RTC_INIT_SYNC_READY_Msk));
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//set INIT
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CMSDK_RTC->CR |= CMSDK_RTC_INIT_EN_Msk;
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//Set Initial Time & Date
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CMSDK_RTC->TR = init_time;
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CMSDK_RTC->DR = init_date;
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//Set Alarm Time & Date
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CMSDK_RTC->TAR = alarm_time;
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CMSDK_RTC->DAR = alarm_date;
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//Alarm enabled
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CMSDK_RTC->CR |= CMSDK_RTC_ALARM_EN_Msk;
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//Clear INIT bit
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CMSDK_RTC->CR &= ~CMSDK_RTC_INIT_EN_Msk;
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return;
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}
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/**
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*
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* @param *CMSDK_RTC RTC Pointer
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* @return none
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*
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* @brief Config Period Wakeup
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*/
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void CMSDK_RTC_Config_PeriodWake(uint8_t clock_sel, uint16_t prescaler, uint16_t period_time)
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{
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if(clock_sel) {
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CMSDK_RTC->CR |= CMSDK_RTC_WUT_CLK_EN_Msk;
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//wait for rtc prescaler sync ready
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while(!((CMSDK_RTC->SR & CMSDK_RTC_PRES_SYNC_READY_Msk) >> CMSDK_RTC_PRES_SYNC_READY_Pos));
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//set prescaler
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CMSDK_RTC->PR = prescaler;
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}
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else {
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CMSDK_RTC->CR &= ~CMSDK_RTC_WUT_CLK_EN_Msk;
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//wait for wut prescaler sync ready
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while(!((CMSDK_RTC->SR & CMSDK_RTC_WUT_PRES_SYNC_READY_Msk) >> CMSDK_RTC_WUT_PRES_SYNC_READY_Pos));
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//set prescaler
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CMSDK_RTC->WPR = prescaler;
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}
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//wait for wut value sync ready
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while(!((CMSDK_RTC->SR & CMSDK_RTC_WUT_VAL_SYNC_READY_Msk) >> CMSDK_RTC_WUT_VAL_SYNC_READY_Pos));
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//set Wakeup time register
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CMSDK_RTC->WTR = period_time;
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//Config CR with Periodic Wakeup timer enabled
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CMSDK_RTC->CR |= CMSDK_RTC_WUT_EN_Msk;
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return;
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}
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// --------------------------------------------------------------- //
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// TIMER0_IRQ
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// --------------------------------------------------------------- //
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uint32_t timer0_irq_occurred=0;
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uint32_t time_flag =0;
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void TIMER0_Handler(void){
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CMSDK_TIMER0->INTCLEAR = 1;
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timer0_irq_occurred++;
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if(timer0_irq_occurred % 1000 == 0)
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{
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GPIO_Overturn(GPIO_19);
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time_flag++;
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printf("%d s\n",time_flag);
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}
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}
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// --------------------------------------------------------------- //
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// TIMER1_IRQ
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// --------------------------------------------------------------- //
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uint32_t timer1_irq_occurred=0;
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void TIMER1_Handler(void){
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CMSDK_TIMER1->INTCLEAR = 1;
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timer1_irq_occurred++;
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}
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