54
4.9
Using a GPS
The PI LightWeight system can work with U-Blox USB GPS chipsets to embed the geo data in the
radiometric video file.
The locational information are stored as string using the the NMEA conform GPRMC format.
Locational information for each frame can be exported
manually with PI Connect Software (≥ 2.14.2013).
Coordinates are stored in a text file if a snap shot is
generated.
RMC – Recommended Minimum Navigation Information
Below is the format of the RMC sentence as it is recorded in the radiometric infrared video file with each
frame. All fields are separated by a comma:
1
|
$GPRMC,hhmmss.ss,A,llll.ll,a,yyyyy.yy,a,s.s,x.x,xxxxxx,x.x,a,m,*hh
2 3
4 5
| |
| |
6 7
8
9
| |
|
|
12
10
11|
13
|
| |
|
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