Brake Test Serial Data Stream
Protocol:
115200 Baud, no parity, 8 data bits, 1 stop bit
Message format:
$VBBTSTstttvvvvhhVVVVddddddddeeeescc
The header $VBBTST is in ASCII, the rest of the message is in hexadecimal.
Parameter
Number of bytes
Description
$VBBTST
7
Header
S
1
Sats
Number of satellites used
ttt
3 (MSB first)
Time
Number of 10 ms ticks since
midnight UTC, 24 bit unsigned
integer
vvvv
4 (MSB first)
Velocity
(m/s), 32 bit IEEE float
hh
2 (MSB first)
Heading
Heading in degrees (0.01°), 16 bit
unsigned integer
VVVV
4 (MSB first)
Event Velocity
Speed at last event (m/s), 32 bit
https://en.racelogic.support//Product_Info/Sensors/Single_and_Dual_Antenna_Speed_Sensors/VBOX_Speed_Sensor_User_Guide/
07_-_VBOX_Speed_Sensor_RS232%2F%2FNMEA_Output
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