Serial Interface Specification - uAvionix AV-30-C Installation Manual

17 Serial Interface Specification

GPS serial input is compatible with the "Aviation" and NMEA serial protocols.
Aviation protocol is 9600 Baud, No Parity, 8 Data Bits, 1 Stop bit. NMEA is
either 4800 or 9600 Baud, No Parity, 8 Data Bits, 1 Stop Bit.
The packets received are as follows:
Parameter Name
GPS Track
GPS Ground Speed
Distance to Waypoint
Cross Track Error
Desired Track
Waypoint ID
Bearing to Waypoint
Magnetic Variation
AT Master Flag
Garmin Master Flag
UAV-1003947-001, AV-30-C, Installation Manual
Rev E
Table 9 - GPS Serial Specification
Aviation Packet
"C" Packet
"D" Packet
"E" Packet
"G" Packet
"I" Packet
"K" Packet
"L" Packet
"Q" Packet
"T" Packet, Flag 4
"S" Packet, Flag 5
NMEA Packet
$GPRMC, Field 8
$GPRMC, Field 7
$GPRMB, Field 10
$GPRMB, Field 2
Computed
$GPRMB, Field 5
$GPRMB, Field 11
$GPRMC, Field 10
$GPGGA, Field 6
N/A
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