190-01115-01 G3X™/G3X Touch™ Avionics Installation Manual
Rev. AV Page C-7
For more information on the GPS Data message, see http://www8.garmin.com/support/text_out.html.
Vertical velocity
magnitude
51 4
0.01
meters/sec
0000 9999
CR/LF 55 2 0x0D / 0x0A
Total length 57
Table C-5 GPS Data Message Format
Field Name Offset Width Units Notes Min Max
Escape character 0 1 ‘=’
Sentence ID 1 1 ‘7’
Sentence version 2 1 ‘1’
UTC hour 3 2 hours 00 23
UTC minute 5 2 minutes 00 59
UTC second 7 2 seconds 00 59
UTC second fraction 9 2 10 ms 00 99
Height AGL 11 3 100 ft 000 999
Ground Speed 14 4 0.1 knots 000 9999
Checksum 18 2 ASCII hex Sum of all previous bytes
CR/LF 20 2 0x0D / 0x0A
Total length 22
Table C-4 GPS PVT Message Format
Field Name Offset Width Units Notes Min Max
To Next Page
Loading...
