561 lines
13 KiB
C
561 lines
13 KiB
C
#include "includes.h"
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// 当前工作模式
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uint8_t Wakeup_workMode = WORK_MODE_NORMAL;
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// 电量极低标志
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uint8_t bat_veryLow = 0;
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// 休眠标识
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volatile uint8_t Wakeup_Sleeping = 0;
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// 实际启动时间和INITIAL_YEAR相差的秒数（当GPS定位或GPRS连接基站以后设置）
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volatile uint32_t RTC_offsetSeconds = 0;
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void Wakeup_ShowTime(char *preStr, S_RTC_TIME_DATA_T *pRTC)
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{
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S_RTC_TIME_DATA_T sRTC;
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uint32_t totalSeconds = Calc_SecondsFromYear(INITIAL_YEAR, pRTC->u32Year, pRTC->u32Month, pRTC->u32Day,
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pRTC->u32Hour, pRTC->u32Minute, pRTC->u32Second);
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totalSeconds += RTC_offsetSeconds;
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Wakeup_CalcUTCTime(totalSeconds, &sRTC);
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printf("\n%s%04d-%02d-%02d %02d:%02d:%02d\n", preStr, sRTC.u32Year, sRTC.u32Month,
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sRTC.u32Day, sRTC.u32Hour, sRTC.u32Minute, sRTC.u32Second);
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}
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// 判断是否闰年
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uint8_t IsLeapYear(uint16_t year)
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{
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if(year % 4)
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return 0;
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if(year % 100 == 0 && year % 400)
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return 0;
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return 1;
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}
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// 计算从某年开始以来经过的秒数
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uint32_t Calc_SecondsFromYear(uint16_t startYear, uint16_t year, uint8_t mon, uint8_t day, uint8_t hour, uint8_t min, uint8_t sec)
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{
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uint32_t totalSeconds = 0ul;
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uint16_t i;
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// 计算整年的
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for(i = startYear; i < year; i++)
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{
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totalSeconds += 31536000ul; // 365 * 86400
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if(IsLeapYear(i)) // 闰年+1天
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totalSeconds += 86400ul;
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}
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// 计算整月的
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for(i = 1; i < mon; i++)
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{
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totalSeconds += 2678400ul; // 31 * 86400
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if(i == 4 || i == 6 || i == 9 || i == 11)
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totalSeconds -= 86400ul;
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else if(i == 2)
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{
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totalSeconds -= 259200ul; // 3 * 86400
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if(IsLeapYear(year)) // 闰年+1天
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totalSeconds += 86400ul;
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}
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}
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// 计算整天的
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totalSeconds += (day - 1) * 86400ul;
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// 计算时分秒的
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totalSeconds += hour * 3600ul;
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totalSeconds += min * 60ul;
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totalSeconds += sec;
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return totalSeconds;
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}
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uint16_t get_year_days(uint16_t year)
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{
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if(IsLeapYear(year))
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return 366;
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return 365;
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}
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uint16_t get_month_days(uint16_t year, uint8_t month)
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{
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if(month == 4 || month == 6 || month == 9 || month == 11)
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return 30;
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if(month == 2)
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{
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if(IsLeapYear(year))
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return 29;
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return 28;
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}
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return 31;
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}
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// 将从INITIAL_YEAR开始的描述，转换成年月日
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void Wakeup_CalcUTCTime(uint32_t totalSeconds, S_RTC_TIME_DATA_T *pRTC)
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{
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uint32_t totalDays, days;
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// 计算下次唤醒的年、月、日
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pRTC->u32Year = INITIAL_YEAR;
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pRTC->u32Month = 1;
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pRTC->u32Day = 1;
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totalDays = totalSeconds / 86400ul;
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while(totalDays >= 1)
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{
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// 计算整年的
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days = get_year_days(pRTC->u32Year);
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if(totalDays >= days)
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{
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pRTC->u32Year++;
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totalDays -= days;
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continue;
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}
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// 计算整月的
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days = get_month_days(pRTC->u32Year, pRTC->u32Month);
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if(totalDays >= days)
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{
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pRTC->u32Month++;
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totalDays -= days;
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continue;
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}
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// 计算整天
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pRTC->u32Day += totalDays;
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break;
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}
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// 计算下次唤醒的时、分、秒
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totalSeconds %= 86400ul;
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pRTC->u32Hour = totalSeconds / 3600ul;
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totalSeconds %= 3600;
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pRTC->u32Minute = totalSeconds / 60ul;
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totalSeconds %= 60ul;
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pRTC->u32Second = totalSeconds;
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}
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uint32_t Wakeup_CalcPeriod(uint8_t charging)
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{
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uint32_t period = 300;
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if(dcBuff.configData.intervalTrans > 0 && period > dcBuff.configData.intervalTrans)
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period = dcBuff.configData.intervalTrans;
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if(dcBuff.configData.intervalSample > 0 && period > dcBuff.configData.intervalSample)
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period = dcBuff.configData.intervalSample;
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if(charging && period > 60)
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period = 60;
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return period;
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}
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// 计算下次唤醒的时间
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void Wakeup_CalcWakeupTime(S_RTC_TIME_DATA_T *pRTC, uint8_t charging)
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{
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uint32_t period = Wakeup_CalcPeriod(charging);
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uint32_t sec;
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// 先计算从初始时间以来的秒数
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uint32_t totalSeconds = Calc_SecondsFromYear(INITIAL_YEAR, pRTC->u32Year, pRTC->u32Month, pRTC->u32Day,
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pRTC->u32Hour, pRTC->u32Minute, pRTC->u32Second);
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// 双路切换显示
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if(MeterNeedRoll() && period > 20)
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period = 20;
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// 计算下次唤醒时间的秒数
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// 将这个秒数对齐到唤醒周期的倍数
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// 这是因为：每次复位以后虽然时间是继续的，但闹钟需要重新设置
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sec = totalSeconds + period;
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sec -= sec % period;
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// 防止闹钟时间太近
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if(sec <= totalSeconds + 2)
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totalSeconds = sec + period;
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else
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totalSeconds = sec;
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// 计算下次唤醒的年、月、日
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Wakeup_CalcUTCTime(totalSeconds, pRTC);
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}
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// 设定下次闹钟唤醒时间
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void Wakeup_SetAlarm(uint8_t charging)
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{
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S_RTC_TIME_DATA_T sRTC;
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// 设定下次闹钟唤醒时间
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RTC_GetDateAndTime(&sRTC);
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// 显示当前时间
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Wakeup_ShowTime("RTC time is: ", &sRTC);
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Wakeup_CalcWakeupTime(&sRTC, charging);
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RTC_SetAlarmDateAndTime(&sRTC);
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// 显示唤醒时间
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Wakeup_ShowTime("***********************************************\nWakeup time is: ", &sRTC);
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}
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void RTC_IRQHandler(void)
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{
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S_RTC_TIME_DATA_T sRTC;
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static uint32_t gpsSeconds = 0;
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static uint32_t rollTime = 0;
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static uint32_t semTime = 0;
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uint32_t totalSeconds;
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uint32_t period = Wakeup_CalcPeriod(dcBuff.sampleData.charging);
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if(CLK->WK_INTSTS & CLK_WK_INTSTS_PD_WK_IS_Msk)
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{
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// 重新打开看门狗计数器
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WDT->CTL |= WDT_CTL_WTE_Msk;
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}
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// 本中断用于唤醒MCU
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if(RTC_GET_ALARM_INT_FLAG() == 1)
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{
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/* Clear RTC alarm interrupt flag */
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RTC_CLEAR_ALARM_INT_FLAG();
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// 获取当前时间
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RTC_GetDateAndTime(&sRTC);
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// 计算自上次gps定位以来的时间
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totalSeconds = Calc_SecondsFromYear(INITIAL_YEAR, sRTC.u32Year, sRTC.u32Month, sRTC.u32Day,
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sRTC.u32Hour, sRTC.u32Minute, sRTC.u32Second);
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// 如果超过6个发送周期（最小2小时，最大1天）未发送成功，复位
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if((totalSeconds >= DTU_succTime + 7200 && totalSeconds >= DTU_succTime + dcBuff.configData.intervalTrans * 6) || totalSeconds >= DTU_succTime + 86400)
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NVIC_SystemReset();
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// 每隔24小时定位一次(3秒的容错）
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if(totalSeconds + 3 >= gpsSeconds + 86400ul)
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{
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// 重新定位
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GPS_Located = 0;
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GPS_Locate = 1;
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// 重新计时
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gpsSeconds = totalSeconds;
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}
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if(CLK->WK_INTSTS & CLK_WK_INTSTS_PD_WK_IS_Msk)
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{
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delay_ms(10);
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// 清除中断唤醒标志
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// CLK->WK_INTSTS |= CLK_WK_INTSTS_PD_WK_IS_Msk;
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Vcc_Enable();
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delay_ms(40);
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Wakeup_Sleeping = 0;
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// printf("\nTickCount: %d\n", GetTickCount());
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printf("\n\nWake up by RTC.\n\n");
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}
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if(totalSeconds >= semTime + period)
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{
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semTime = totalSeconds;
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if(CLK->WK_INTSTS & CLK_WK_INTSTS_PD_WK_IS_Msk)
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DTU_semSync = 1;
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else
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DTU_semGPRS = 1;
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}
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// 切换双压力滚动显示序号
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if(MeterInMeterPage() && MeterNeedRoll() && totalSeconds >= rollTime + 20)
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{
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rollTime = totalSeconds;
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Form_rollIdx = 1 - Form_rollIdx;
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Form_Refresh();
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}
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// 设定下次闹钟唤醒时间
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Wakeup_SetAlarm(dcBuff.sampleData.charging);
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}
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}
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void GPABC_IRQHandler(void)
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{
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// 如果是发送按键中断
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if(GPIO_GET_INT_FLAG(PB, BIT9))
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{
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// 处理按键
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Key_Handler();
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}
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// 处理充电唤醒中断
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if(!GPIO_GET_INT_FLAG(PC, BIT6))
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return;
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if(CLK->WK_INTSTS & CLK_WK_INTSTS_PD_WK_IS_Msk)
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{
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// 重新打开看门狗计数器
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WDT->CTL |= WDT_CTL_WTE_Msk;
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}
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// 清除中断标志
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GPIO_CLR_INT_FLAG(PC, BIT6);
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if(CLK->WK_INTSTS & CLK_WK_INTSTS_PD_WK_IS_Msk)
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{
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delay_ms(10);
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// 清除中断唤醒标志
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// CLK->WK_INTSTS |= CLK_WK_INTSTS_PD_WK_IS_Msk;
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Vcc_Enable();
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delay_ms(40);
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Wakeup_Sleeping = 0;
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// 判断是否为低电平，排除干扰
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if(!VCC_POWER_STATUS())
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{
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printf("\nWakeup by DISTURB ...\n");
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// 由干扰引起的按键中断，发信号休眠
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return;
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}
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printf("\n\nWake up by POWER.\n\n");
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// 采集数据
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if(!Sample_Busy())
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NVIC_SetPendingIRQ(TMR1_IRQn);
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}
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}
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void Wakeup_Init()
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{
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CLK->PWRCTL |= CLK_PWRCTL_PD_WK_IE_Msk;
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// 用外部32768Hz低速时钟（在掉电模式依然有效）
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CLK_EnableModuleClock(RTC_MODULE);
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/* Set GPC as VCC_POWER_STATUS */
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SYS->PC_L_MFP &= ~SYS_PC_L_MFP_PC6_MFP_Msk;
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SYS->PC_L_MFP |= SYS_PC_L_MFP_PC6_MFP_GPC6;
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GPIO_SetMode(PC, 1 << 6, GPIO_PMD_INPUT);
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/* Interrupt Type: Rising Edge */
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GPIO_EnableInt(PC, 6, GPIO_INT_RISING);
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/* Enable interrupt de-bounce function and select de-bounce sampling cycle time is 512 clocks of LIRC clock */
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GPIO_SET_DEBOUNCE_TIME(GPIO_DBCLKSRC_IRC10K, GPIO_DBCLKSEL_256);
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// GPIO_ENABLE_DEBOUNCE(PC, BIT6);
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}
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void Wakeup_InitializeTime(S_RTC_TIME_DATA_T *pRTC)
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{
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pRTC->u32Year = INITIAL_YEAR;
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pRTC->u32Month = 1;
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pRTC->u32Day = 1;
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pRTC->u32DayOfWeek = RTC_FRIDAY;
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pRTC->u32Hour = 0;
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pRTC->u32Minute = 0;
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pRTC->u32Second = 0;
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pRTC->u32TimeScale = RTC_CLOCK_24;
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}
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void Wakeup_Open()
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{
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S_RTC_TIME_DATA_T sRTC;
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NVIC_SetPriority (RTC_IRQn, 3); /* set Priority for RTC Interrupt */
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NVIC_EnableIRQ(RTC_IRQn);
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RTC->INIR = RTC_INIT_KEY;
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while(RTC->INIR != RTC_INIR_ACTIVE_Msk);
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/* Set RTC date and time */
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Wakeup_InitializeTime(&sRTC);
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RTC_SetDateAndTime(&sRTC);
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/* Waiting for RTC settings stable */
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while((RTC->AER & RTC_AER_ENF_Msk) == RTC_AER_ENF_Msk);
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printf("\n*******************************\n");
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printf("system reseted ...\n");
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// 设定下次闹钟唤醒时间
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Wakeup_SetAlarm(dcBuff.sampleData.charging);
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/* Enable RTC alarm interrupt and wake-up function will be enabled also */
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RTC_EnableInt(RTC_RIER_AIER_Msk);
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/* Enable GPIO IRQ */
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NVIC_SetPriority (GPABC_IRQn, 3);
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NVIC_EnableIRQ(GPABC_IRQn);
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}
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// 检查是否进入掉电模式
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void Wakeup_Powerdown()
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{
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uint32_t curr_time;
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S_RTC_TIME_DATA_T sRTC;
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static uint8_t last_PowerStatus = 0;
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uint8_t powerStatus;
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#if 0
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// 模拟充电和放电：每隔10分钟切换一次
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if(dcBuff.configDisplay.op_SEND_GPS_DATA)
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{
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RTC_GetDateAndTime(&sRTC);
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curr_time = Calc_SecondsFromYear(INITIAL_YEAR, sRTC.u32Year, sRTC.u32Month, sRTC.u32Day,
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sRTC.u32Hour, sRTC.u32Minute, sRTC.u32Second);
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powerStatus = (curr_time / 600 % 2 == 0);
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}
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else
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#endif
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{
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// 记录关电的时间
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powerStatus = VCC_POWER_STATUS();
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}
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if(last_PowerStatus != powerStatus && !powerStatus)
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{
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RTC_GetDateAndTime(&sRTC);
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Poweroff_time = Calc_SecondsFromYear(INITIAL_YEAR, sRTC.u32Year, sRTC.u32Month, sRTC.u32Day,
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sRTC.u32Hour, sRTC.u32Minute, sRTC.u32Second);
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}
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last_PowerStatus = powerStatus;
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// 如果是槽车，且有外部供电，不休眠
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if(powerStatus && dcBuff.configDisplay.op_SEND_GPS_DATA)
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return;
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// 定位未成功且未超时，不允许休眠
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if(!dcBuff.configDisplay.op_SEND_GPS_DATA && Wakeup_GetWorkMode() == WORK_MODE_NORMAL && GPS_Waiting)
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return;
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// 采集任务未完成，不允许休眠
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if(Sample_Busy())
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return;
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// 槽车，刚断电的时候延迟20分钟再休眠
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if(dcBuff.configDisplay.op_SEND_GPS_DATA)
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{
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// 正常模式的情况下，延迟休眠
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if(!powerStatus && Wakeup_GetWorkMode() == WORK_MODE_NORMAL)
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{
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// 获取当前时间
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RTC_GetDateAndTime(&sRTC);
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curr_time = Calc_SecondsFromYear(INITIAL_YEAR, sRTC.u32Year, sRTC.u32Month, sRTC.u32Day,
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sRTC.u32Hour, sRTC.u32Minute, sRTC.u32Second);
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if(Poweroff_time > 0 && curr_time >= Poweroff_time && curr_time < Poweroff_time + 1200)
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// if(Poweroff_time > 0 && curr_time >= Poweroff_time && curr_time < Poweroff_time + 60)
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{
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if((curr_time - Poweroff_time) % 10 == 0)
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printf("\ndelay sleep time: %d\n", curr_time - Poweroff_time);
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return;
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}
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}
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}
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// 关闭DTU
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if(Wakeup_GetWorkMode() != WORK_MODE_NORMAL || LCD_Disabled)
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DTU_PowerOff();
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// 如果显示屏在操作，不休眠
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if(Wakeup_GetWorkMode() == WORK_MODE_NORMAL && !LCD_Disabled)
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return;
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// 有外部供电，不休眠
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if(powerStatus)
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return;
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// 禁止按键功能
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NVIC_DisableIRQ(GPDEF_IRQn);
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// 非罐箱版，禁止加速度中断
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if(!dcBuff.configDisplay.op_BOX_VER)
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GPIO_DisableInt(PF, 5);
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printf("\nEnter to Power-Down ......\n");
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// printf("\nTickCount: %d\n", GetTickCount());
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/* To check if all the debug messages are finished */
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while(IsDebugFifoEmpty() == 0);
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// 防止休眠意外（不喂狗）
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WDT_RESET_COUNTER();
|
||
Wakeup_Sleeping = 1;
|
||
|
||
VCC_SFLASH_FRAM_OFF();
|
||
Vcc_Disable();
|
||
|
||
// 允许按键唤醒，先清除中断标志
|
||
PE->ISRC = PE->ISRC;
|
||
NVIC_EnableIRQ(GPDEF_IRQn);
|
||
|
||
// 看门狗时钟为LIRC，在休眠下也有效，故先停止计数器
|
||
WDT->CTL &= ~WDT_CTL_WTE_Msk;
|
||
do
|
||
{
|
||
// 进入休眠状态
|
||
CLK_PowerDown();
|
||
}while(!(CLK->WK_INTSTS & CLK_WK_INTSTS_PD_WK_IS_Msk));
|
||
CLK->WK_INTSTS |= CLK_WK_INTSTS_PD_WK_IS_Msk;
|
||
|
||
// 罐箱或槽车版，允许加速度中断
|
||
if(dcBuff.configDisplay.op_BOX_VER || dcBuff.configDisplay.op_SEND_GPS_DATA)
|
||
{
|
||
// 读取运动状态
|
||
Accelero_ReadStatus(PF5);
|
||
GPIO_EnableInt(PF, 5, GPIO_INT_BOTH_EDGE);
|
||
}
|
||
|
||
delay_ms(20);
|
||
SFlash_UnlockBPR();
|
||
}
|
||
// 读取工作模式
|
||
uint8_t Wakeup_GetWorkMode()
|
||
{
|
||
return Wakeup_workMode;
|
||
}
|
||
|
||
// 设置工作模式
|
||
void Wakeup_SetWorkMode()
|
||
{
|
||
// 默认为正常工作模式
|
||
uint8_t mode = WORK_MODE_NORMAL;
|
||
|
||
// 放电状态
|
||
if(!VCC_POWER_STATUS())
|
||
{
|
||
// 进入电池保护模式
|
||
if(bat_veryLow)
|
||
mode = WORK_MODE_PROTECT;
|
||
// 进入充电提示模式
|
||
else if(dcBuff.dtuData.batLow)
|
||
mode = WORK_MODE_CHARGE;
|
||
}
|
||
|
||
printf("\nchange work mode from %d to %d\n", Wakeup_workMode, mode);
|
||
|
||
// 电池保护模式
|
||
if(mode == WORK_MODE_PROTECT)
|
||
{
|
||
// 关闭DTU和传感器供电
|
||
DTU_PowerOff();
|
||
// VCC_SENSOR_24V_OFF();
|
||
|
||
// 保存模式
|
||
Wakeup_workMode = mode;
|
||
|
||
return;
|
||
}
|
||
|
||
// 解除电池保护模式
|
||
if(Wakeup_workMode == WORK_MODE_PROTECT)
|
||
{
|
||
}
|
||
|
||
// 充电提示模式
|
||
if(mode == WORK_MODE_CHARGE)
|
||
{
|
||
// 关闭DTU和传感器供电
|
||
DTU_PowerOff();
|
||
// VCC_SENSOR_24V_OFF();
|
||
}
|
||
else
|
||
{
|
||
// VCC_SENSOR_24V_ON();
|
||
}
|
||
|
||
// 保存模式
|
||
Wakeup_workMode = mode;
|
||
}
|