kopia lustrzana https://github.com/helium/longfi-arduino
22 wiersze
655 B
JavaScript
22 wiersze
655 B
JavaScript
// Decoder for TTGO_TBeam mapping
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function Decoder(bytes, port) {
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var decoded = {};
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decoded.latitude = ((bytes[0]<<16)>>>0) + ((bytes[1]<<8)>>>0) + bytes[2];
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decoded.latitude = (decoded.latitude / 16777215.0 * 180) - 90;
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decoded.longitude = ((bytes[3]<<16)>>>0) + ((bytes[4]<<8)>>>0) + bytes[5];
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decoded.longitude = (decoded.longitude / 16777215.0 * 360) - 180;
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var altValue = ((bytes[6]<<8)>>>0) + bytes[7];
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var sign = bytes[6] & (1 << 7);
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if(sign) decoded.altitude = 0xFFFF0000 | altValue;
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else decoded.altitude = altValue;
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decoded.hdop = bytes[8] / 10.0;
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decoded.sats = bytes[9];
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return decoded;
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}
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