69 lines
2.0 KiB
C
69 lines
2.0 KiB
C
#include "../main/SystemInclude.h"
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void EXTI_PWR_Wakeup_irq_callback(void)
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{
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mcuModeSleeping = 0 ;//唤醒mcu并将标志位复位
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//NVIC_DisableIRQ(EXTI4_7_IRQn);
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//printf("deepsleep out");
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}
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static void SetupWakeupSources(PWR_WakeupWay_TypeDef wakeupWay)
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{
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if(wakeupWay == PWR_Wakeup_None) return ;
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if(wakeupWay & PWR_Wakeup_RTC)
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{
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}
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if(wakeupWay & PWR_Wakeup_EXTI)
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{
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GPIO_EXTI_Init(GPIO1,GPIO_PIN_7,EXTI_LINE_7,EXTI4_7_IRQn);//设置一个外部exti中断，等待进入中断然后中断清除标志位
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Exti_register_irq_callback(EXTI_LINE_7,EXTI_PWR_Wakeup_irq_callback);
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}
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if(wakeupWay & PWR_Wakeup_LPTIM1)
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{
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}
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if(wakeupWay & PWR_Wakeup_LPTIM2)
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{
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}
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if(wakeupWay & PWR_Wakeup_IWDG)
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{
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}
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}
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/**
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* 执行休眠之前，调用此函数选择具体的休眠模式
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* PWR_POWERMODE_t: 5种休眠模式
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* PWR_MODE_SLEEP 睡眠模式(Cortex"-M0+内核停止，所有外设包括 Cortex"-M0+核心的外设，如 NVIC、系统时钟(SysTick)等仍在运行)
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* PWR_MODE_DEEP_SLEEP_1 深度休眠1(除了 32K LSI 和 LSE外，所有的时钟都已停止。不启用 low power LDO)
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* PWR_MODE_DEEP_SLEEP_2 深度休眠2(除了 32K LSI 和 LSE外，所有的时钟都已停止。启用 low power LDO)
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* PWR_MODE_SNOOZE ADC小睡模式(ADC 系统独立工作)
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* PWR_MODE_SHUTDOWN 关断模式(HPLDO 和 LPLDO 均关闭，数字域全部掉电)
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***/
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void EnterLowPowerModeWFI(PWR_POWERMODE_t mode)
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{
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delay_ms(800);
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// SetupWakeupSources(PWR_Wakeup_EXTI);// PWR_Wakeup_RTC|PWR_Wakeup_EXTI //使用外部中断源唤醒，使用前必须确定该中断可以触发
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LHL_PWR_SetPowerMode(mode);
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LHL_PWR_EnterSleep();
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}
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volatile u32 mcuModeSleeping;
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//PWR_POWERMODE_t LowPowerMode = PWR_MODE_DEEP_SLEEP_1 ;
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void LowPowerModeProcess(void)
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{
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// if (mcuModeSleeping==0) return ;
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//进入低功耗
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mcuModeSleeping = 0 ;
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// printf("deepsleep in");
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EnterLowPowerModeWFI(PWR_MODE_DEEP_SLEEP_1);
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// EnterLowPowerModeWFI(PWR_MODE_DEEP_SLEEP_2);
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// EnterLowPowerModeWFI(PWR_MODE_SNOOZE);
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// EnterLowPowerModeWFI(PWR_MODE_SHUTDOWN);
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// EnterLowPowerModeWFI(LowPowerMode);
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}
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