Deluo TRISTAR25 - Manual (Page 25)

Deluo Electronics http://www.deluo.com
25
4.2.2 Binary Output Messages
4.2.2.1 EverMore Binary Output Message 0x02: Navigation Data
Purpose
Output:
1 GPS time.
2 Receiver position and velocity in WGS-84 ECEF coordinate.
3 Number of visible satellites.
4 Number of satellites used in position-fix.
5 Firmware version.
Format
Byte # Contents Range Size Scale Unit
1 Message ID = 0x02 Unsigned byte
2 ~ 3 GPS week 0 ~ 65535 Unsigned 16bit integer week
4 ~ 7 GPS tow 0 ~ 60479900 Unsigned 32bit integer 1/100 sec
8 ~ 11 Position X +/- 2^31 Signed 32bit integer meter
12 ~ 15 Position Y +/- 2^31 Signed 32bit integer meter
16 ~ 19 Position Z +/- 2^31 Signed 32bit integer meter
20 ~ 21 Velocity X +/- 2^15 Signed 16bit integer 1/10 m/sec
22 ~ 23 Velocity Y +/- 2^15 Signed 16bit integer 1/10 m/sec
24 ~ 25 Velocity Z +/- 2^15 Signed 16bit integer 1/10 m/sec
26 (bit0 ~ 3) # of SV used 0 ~ 12 Unsigned 4bit integer
26 (bit4 ~ 7) # of SV visible 0 ~ 12 Unsigned 4bit integer
27 ~ 28 Firmware version 0 ~ 65535 Unsigned 16bit integer 1/100