Serial use of Bluetooth GPS devices?

Projects Discussion and Showcase Device Hacking
5

I found something!

As test points on the right in the picture are accessible from outside without dismounting the unit, I started with them. Sampling the first one using my PC audio card set to 100,000 HZ sampling frequency, I got this:

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Sampling more or less at the dame time the bluetooth transmission, I got this:

$GPGGA,000436.050,0000.0000,N,00000.0000,E,0,00,,0.0,M,0.0,M,,0000*47
$GPGSA,A,1,,,,,,,,,,,,,,,*1E
$GPRMC,000436.050,V,0000.0000,N,00000.0000,E,,0.00,060305,,,N*6C
$GPGGA,000437.050,0000.0000,N,00000.0000,E,0,00,,0.0,M,0.0,M,,0000*46
$GPGSA,A,1,,,,,,,,,,,,,,,*1E
$GPRMC,000437.050,V,0000.0000,N,00000.0000,E,,0.00,060305,,,N*6D
$GPGGA,000438.061,0000.0000,N,00000.0000,E,0,00,,0.0,M,0.0,M,,0000*4B
$GPGSA,A,1,,,,,,,,,,,,,,,*1E
$GPRMC,000438.061,V,0000.0000,N,00000.0000,E,,0.00,060305,,,N*60
$GPGGA,000439.050,0000.0000,N,00000.0000,E,0,00,,0.0,M,0.0,M,,0000*48
$GPGSA,A,1,,,,,,,,,,,,,,,*1E
$GPRMC,000439.050,V,0000.0000,N,00000.0000,E,,0.00,060305,,,N*63
$GPGGA,000440.050,0000.0000,N,00000.0000,E,0,00,,0.0,M,0.0,M,,0000*46
$GPGSA,A,1,,,,,,,,,,,,,,,*1E
$GPGSV,3,1,12,20,00,000,,10,00,000,,25,00,000,,27,00,000,*79
$GPGSV,3,2,12,03,00,000,,31,00,000,,24,00,000,,15,00,000,*78
$GPGSV,3,3,12,16,00,000,,05,00,000,,01,00,000,,26,00,000,*7D
$GPRMC,000440.050,V,0000.0000,N,00000.0000,E,,0.00,060305,,,N*6D
$GPGGA,000441.062,0000.0000,N,00000.0000,E,0,00,,0.0,M,0.0,M,,0000*46
$GPGSA,A,1,,,,,,,,,,,,,,,*1E
$GPRMC,000441.062,V,0000.0000,N,00000.0000,E,,0.00,060305,,,N*6D
$GPGGA,000442.050,0000.0000,N,00000.0000,E,0,00,,0.0,M,0.0,M,,0000*44
$GPGSA,A,1,,,,,,,,,,,,,,,*1E
$GPRMC,000442.050,V,0000.0000,N,00000.0000,E,,0.00,060305,,,N*6F
$GPGGA,000443.050,0000.0000,N,00000.0000,E,0,00,,0.0,M,0.0,M,,0000*45
$GPGSA,A,1,,,,,,,,,,,,,,,*1E
$GPRMC,000443.050,V,0000.0000,N,00000.0000,E,,0.00,060305,,,N*6E
$GPGGA,000444.061,0000.0000,N,00000.0000,E,0,00,,0.0,M,0.0,M,,0000*40
$GPGSA,A,1,,,,,,,,,,,,,,,*1E
$GPRMC,000444.061,V,0000.0000,N,00000.0000,E,,0.00,060305,,,N*6B
$GPGGA,000445.050,0000.0000,N,00000.0000,E,0,00,,0.0,M,0.0,M,,0000*43
$GPGSA,A,1,,,,,,,,,,,,,,,*1E
$GPGSV,3,1,12,20,00,000,,10,00,000,,25,00,000,,27,00,000,*79
$GPGSV,3,2,12,03,00,000,,31,00,000,,24,00,000,,15,00,000,*78
$GPGSV,3,3,12,16,00,000,,05,00,000,,01,00,000,,26,00,000,*7D
$GPRMC,000445.050,V,0000.0000,N,00000.0000,E,,0.00,060305,,,N*68
$GPGGA,000446.050,0000.0000,N,00000.0000,E,0,00,,0.0,M,0.0,M,,0000*40
$GPGSA,A,1,,,,,,,,,,,,,,,*1E
$GPRMC,000446.050,V,0000.0000,N,00000.0000,E,,0.00,060305,,,N*6B
$GPGGA,000447.062,0000.0000,N,00000.0000,E,0,00,,0.0,M,0.0,M,,0000*40
$GPGSA,A,1,,,,,,,,,,,,,,,*1E
$GPRMC,000447.062,V,0000.0000,N,00000.0000,E,,0.00,060305,,,N*6B
$GPGGA,000448.050,0000.0000,N,00000.0000,E,0,00,,0.0,M,0.0,M,,0000*4E
$GPGSA,A,1,,,,,,,,,,,,,,,*1E
$GPRMC,000448.050,V,0000.0000,N,00000.0000,E,,0.00,060305,,,N*65
$GPGGA,000449.050,0000.0000,N,00000.0000,E,0,00,,0.0,M,0.0,M,,0000*4F
$GPGSA,A,1,,,,,,,,,,,,,,,*1E
$GPRMC,000449.050,V,0000.0000,N,00000.0000,E,,0.00,060305,,,N*64
$GPGGA,000450.062,0000.0000,N,00000.0000,E,0,00,,0.0,M,0.0,M,,0000*46
$GPGSA,A,1,,,,,,,,,,,,,,,*1E
$GPGSV,3,1,12,20,00,000,,10,00,000,,25,00,000,,27,00,000,*79
$GPGSV,3,2,12,03,00,000,,31,00,000,,24,00,000,,15,00,000,*78
$GPGSV,3,3,12,16,00,000,,05,00,000,,01,00,000,,26,00,000,*7D
$GPRMC,000450.062,V,0000.0000,N,00000.0000,E,,0.00,060305,,,N*6D

Now it's just a matter of time and patience... :roll_eyes: