Parameter
Number of bytes
Description
s
1
Solution type
Enumeration as signed integer.
• -1: No data
• 0: No solution
• 1: Stand alone
• 2: Code differential
• 3: RTK Float
• 4: RTK Fixed
• 5: Fixed position
• 6: IMU coasting
dd
2
Date
DOS format.
• Bits 0–4: Day of month Range
(1, 31).
• Bits 5–8: Month Range (1, 12).
• Bits 9–15: Years since 1980
Range (0, 128).
TT
2
Differential Correction Age
Unsigned integer, 0.01 seconds per
bit (i.e. 10 ms per bit). Range (0,
655.35s).
cc
2
Checksum
Standard Racelogic
communications CRC
calculation, See example below.
CRC Calculation example:
s[n] is a string containing the message
https://en.racelogic.support//Product_Info/VBOX_Data_Loggers/VBOX_Sigma/VBOX_Sigma_User_Guide/07_-
_VBOX_Sigma_Technical_Properties/VBOX_Sigma_-_RS232_Output_Format
43
