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GPSMessages / 3RTGPSPosLLH

RT_GPS_Pos_LLH GPS accuracy and latitude

RT_GPS_Pos_LLH_1: 140, 2 (0x8C0220 + unit id) (0x302)

Byte 0: Validity
Byte 1: Accuracy Latitude
Byte 2: Accuracy Longitude
Byte 3: Accuracy Altitude
Bytes 4-7: Latitude (degrees)
Latitude resolution is degrees * 1e-7.
The validity byte is used for the data packets in this message *and* in RT_GPS_Pos_LLH_2.
Accuracy value have a resolution of 0.1m. The accuracy figures are a 1 sigma estimate of the accuracy for the position.
Page last modified on February 23, 2017, at 12:24 PM