226 lines
6.4 KiB
C
226 lines
6.4 KiB
C
/********************************************************************************
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Copyright (C), Sinowealth Electronic. Ltd.
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Author: Sino
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Version: V0.0
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Date: 2020/04/26
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History:
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V2.0 2020/04/26 Preliminary
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********************************************************************************/
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#include "Main.h"
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BOOL bSleepFlg; //系统进入IDLE标志
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BOOL bPDFlg;
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BOOL bWakeupFlg;
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BOOL bPCEnterPDFlg; //PC通知系统进入SLEEP标志
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U8 xdata ucSleepTimerCnt;
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U8 xdata ucPDTimerCnt;
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U8 xdata ucResetFlag;
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/*************************************************************************************************
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* 函数名: WakeUpProcess
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* 参 数: 无
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* 返回值: 无
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* 描 述: 从Sleep模式唤醒，可通过电流检测和按键唤醒
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*************************************************************************************************/
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void WakeUpProcess(void)
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{
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if(bWakeupFlg)
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{
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bWakeupFlg = 0;
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if(bSleepFlg)
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{
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McuClockSet(MCU_CLK_24MHz);
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IrqEn();
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bSleepFlg = 0;
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ucSleepTimerCnt = 0;
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Delay1ms(1);
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#if (UART0_DEFINE != 0)
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IrqUart0En(); //开启uart0中断
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#endif
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IrqTimer3En(); //开启Timer3中断
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McuTwiEn(); //开启MCU Twi模块
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AfeAlarmDis(AFE_ALARM_SC | AFE_ALARM_OV | AFE_ALARM_CD);
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AfeTempADCEn(); //开启AFE温度采集
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AfeWDTEn(); //开启AFE WDT
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}
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ucSleepTimerCnt = 0;
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ucPDTimerCnt = 0;
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ucUart0TimeoutCnt = 0;
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ucUart1TimeoutCnt = 0;
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ucUart2TimeoutCnt = 0;
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}
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}
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/*************************************************************************************************
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* 函数名: SystemIntoPD
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* 参 数: 无
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* 返回值: 无
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* 描 述: 系统进入掉电模式
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*************************************************************************************************/
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void SystemIntoPD(void)
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{
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while(1)
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{
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McuWDTClear(); //清除看门狗
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IrqDis(); //关闭中断源
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// LEDAllOff(); //关闭LED显示
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BlueToothPowerDis(); //关闭蓝牙模块
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AFEMosCtl(0); //关闭MOS驱动
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AFEEnterPD(); //关闭3.3V电源
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}
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}
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/*************************************************************************************************
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* 函数名: SystemIntoSleep
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* 参 数: 无
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* 返回值: 无
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* 描 述: 低功耗处理，进入IDLE或者PD
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*************************************************************************************************/
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void SystemIntoSleep(void)
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{
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// LEDAllOff(); //关闭LED显示
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BlueToothPowerDis(); //关闭蓝牙模块
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bLedDisBleFlg = 0;
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AfeWDTDis(); //关闭AFE WDT
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AfeTempADCDis(); //关闭AFE温度采集
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AfeAlarmEn(AFE_ALARM_SC | AFE_ALARM_OV | AFE_ALARM_CD); //开启SC,OV,CD的Alarm功能
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McuTwiDis(); //关闭MCU Twi模块降低功耗
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McuPWM2Dis(); //关闭MCU PWM模块
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if(bDSGMOS) //DSG开启时，直接输出高电平
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{
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IO_DSG_PWM = 1;
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}
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else
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{
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IO_DSG_PWM = 0;
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}
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Delay1ms(1);
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IrqDis(); //关闭总中断源
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#if (UART0_DEFINE != 0)
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IrqUart0Dis();
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#endif
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#if (UART1_DEFINE != 0)
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IrqUart1Dis();
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#endif
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#if (UART2_DEFINE != 0)
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IrqUart2Dis();
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#endif
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IrqTimer3Dis(); //关闭Timer3中断
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IrqINT4FlgClr(); //保留外部中断4，清标志
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McuClockSet(MCU_CLK_128KHz); //设置系统时钟为128KHz
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IrqEn();
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McuIntoPD(); //MCU进入PD，可通过外部按键或ALARM唤醒。由于在系统进sleep后可能没有关DSG MOS，可能因为持续的小电流而将电芯耗空，但是，AFE内部预留FUSE，在VDD电压低于4V时会关闭LDO，使V33断电。
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}
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/*************************************************************************************************
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* 函数名: LowPowerCheck
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* 参 数: 无
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* 返回值: 无
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* 描 述: 检测是否进入IDLE或者PD
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*************************************************************************************************/
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void LowPowerCheck(void)
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{
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if(bPCEnterPDFlg && (bUart0SndAckFlg||bUart1SndAckFlg||bUart2SndAckFlg)) //上位机发送名字强制进入PD
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{
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bPCEnterPDFlg = 0;
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bPDFlg = 1;
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}
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else if(bCTO) //发生断线后，延时进入PD
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{
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if(++ucPDTimerCnt >= E2ucLowPowerDeley)
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{
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ucPDTimerCnt = E2ucLowPowerDeley;
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bPDFlg = 1;
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}
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}
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else if(!bLedDisFlg) //LED显示关闭后开始检测进入低功耗
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{
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if(!bCHGING && !bDSGING) //非充非放状态
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{
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if(bUV) //发生欠压保护后，延时进入PD
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{
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if(++ucPDTimerCnt >= E2ucLowPowerDeley)
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{
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ucPDTimerCnt = E2ucLowPowerDeley;
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bPDFlg = 1;
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}
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}
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else //未发生欠压保护，且未发生其他保护，则延时进入IDLE
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{
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ucPDTimerCnt = 0;
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if(!(bOTC | bUTC | bOV | bOCC | bOTD | bUTD | bUV | bOCD1 | bOCD2 | bAFE_SC | bLedDisBleFlg))
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{
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if(++ucSleepTimerCnt >= E2ucLowPowerDeley)
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{
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ucSleepTimerCnt = E2ucLowPowerDeley;
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bSleepFlg = 1;
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}
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}
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else
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{
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ucSleepTimerCnt = 0;
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}
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}
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}
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else
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{
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ucSleepTimerCnt = 0;
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ucPDTimerCnt = 0;
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}
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}
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else
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{
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ucSleepTimerCnt = 0;
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ucPDTimerCnt = 0;
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}
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}
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/*************************************************************************************************
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* 函数名: LowPowerProcess
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* 参 数: 无
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* 返回值: 无
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* 描 述: 低功耗处理，进入IDLE或者PD
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*************************************************************************************************/
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void LowPowerProcess(void)
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{
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if(!bSleepFlg && !bPDFlg)
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{
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IrqDis();
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if(!(bKeyFlg | bCaliFlg | bMcuFlashWrFlg | bWakeupFlg | bISPFlg | bTimer50msFlg | bTimer1sFlg) && (ucResetFlag!=0x12))
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{
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IrqEn();
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McuIntoIdle();
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}
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IrqEn();
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}
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else if(bPDFlg)
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{
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bMcuFlashWrFlg = 1;
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McuFlashProcess();
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SystemIntoPD();
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}
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else if(bSleepFlg)
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{
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SystemIntoSleep();
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}
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WakeUpProcess(); //系统从低功耗唤醒
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}
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