User's Manual

21
Date
Field Data (ASCII Code) Characters Meaning
Year 0x39 0x31 '9', '1' 19
Month 0x32 0x30 '2', '0' 02
Day 0x36 0x32 '6', '2' 26
(UTC) Time
Field Data (ASCII Code) Characters Meaning
Second 0x33 0x35 '3', '5' 53
Minute 0x34 0x35 '4', '5' 54
Hour 0x31 0x31 '1', '1' 11
μs Time
4 bytes, in units of μs, using the same clock source as the GPS Timestamp in Point Cloud Data Packets
Reset to 0 at the rising edge of each PPS signal
GPRMC Data Format
The standard $GPRMC data format:
$GPRMC, <01>, <02>, <03>, <04>, <05>, <06>, <07>, <08>, <09>, <10>, <11>, <12>*hh
<01> UTC Time, hhmmss (hour, minute, second) format
<02> Location Status, A (hex = 41) for Valid Position, V (hex = 56) for Invalid Position, and NUL (hex = 0) for GPS being unlocked
<03> Latitude, ddmm.mmmm (degree, minute) format
<04> Latitude, Northern (N) or Southern (S) Hemisphere
<05> Longitude, dddmm.mmmm (degree, minute) format
<06> Longitude, Eastern (E) or Western (W) Hemisphere
<07> Ground Rate (000.0 to 999.9 knots)
<08> Ground Direction (000.0 ~ 359.9 degrees, referencing true north)
<09> UTC Date, ddmmyy (day, month, year) format