mirror of https://github.com/arendst/Tasmota.git
26 lines
794 B
C++
26 lines
794 B
C++
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#include "Cosem.h"
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#include "lwip/def.h"
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#include "TimeLib.h"
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time_t decodeCosemDateTime(CosemDateTime timestamp) {
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tmElements_t tm;
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uint16_t year = ntohs(timestamp.year);
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if(year < 1970) return 0;
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tm.Year = year - 1970;
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tm.Month = timestamp.month;
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tm.Day = timestamp.dayOfMonth;
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tm.Hour = timestamp.hour;
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tm.Minute = timestamp.minute;
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tm.Second = timestamp.second;
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//Serial.printf("\nY: %d, M: %d, D: %d, h: %d, m: %d, s: %d, deviation: 0x%2X, status: 0x%1X\n", tm.Year, tm.Month, tm.Day, tm.Hour, tm.Minute, tm.Second, timestamp.deviation, timestamp.status);
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time_t time = makeTime(tm);
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int16_t deviation = ntohs(timestamp.deviation);
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if(deviation >= -720 && deviation <= 720) {
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time -= deviation * 60;
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}
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return time;
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}
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