RT430
RT430-TM-EN-5
95
TABLE C.4: GPZDA Datagram Checksum Information.
Paramter
Description
Comments
CC
checksum
two hexadecimal digits representing the
result of exclusive OR of all characters
between ‘$’ and ‘*’
(‘$’ and ‘*’ are excluded)
Meinberg datagram
Meinberg datagram comprises 32 characters, sent once per second. The datagram information is described
below:
STX
D:
DD.MM.YY
;T:
w
;U:
hh.mm.ss
;
uv
__
ETX
TABLE C.5: Meinberg Datagram Time Information.
Parmter
Possible values
Description
Description
hh
00 ... 23
hours
mm
00 ... 59
minutes
ss
00 ... 59
seconds
DD
01 ... 31
day of the month
MM
01 ... 12
month
YY
00 ... 99
year (2 digits)
w
1 ... 7
day of the week
1 = monday