Safran SecureSync 2400 - Format BBC-05 (NMEA RMC Message)

da Day of month (01-31)
mo Month (01-12)
ye Year (00-99)
lp 0 (for 60s, no leap) or 1 (for 61s, leap)
cs Checksum. This is calculated from the start of
the message, including start identifier and
excluding CRLF. It is created by adding all
the 1s. If the sum is even, 0 is returned. If the
sum is odd, 1 is returned. This is math-
ematically the same as sequentially running
an XOR on each bit of each byte.
Standard Serial configuration is:
RS-232 format
115200 baud
8 data bits
1 stop bit
No parity
5.4.14.5 Format BBC-05 (NMEA RMC Message)
The NMEA Message Format RMC, (Recommended Minimum) provides fix inform-
ation, speed over ground and Magnetic Variance information. Note that this RMC
Message is not 100% identical to the official NMEA RMC MESSAGE (that cor-
responds to the 3.01 NMEA 0183 standard and is another time code format sup-
ported by SecureSync.)
The BBC RMC message (BBC-05) corresponds to Version2 of the NMEA 0183
standard, following the description below:
E x a m p l e m e s s a g e :
$GPRMC,123519,A,4807.038,N,01131.000,E,022.4,084.4,230394,003.1,W*6A
Where:
RMC Recommended Minimum sentence C
SecureSync 2400 User Manual 583
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