Meinberg PZF600 - Manual (Page 35)

35
Format of the SPA Time String
The SPA Time String is a sequence of 32 ASCII characters starting with the characters
">900WD" and ending with the (Carriage Return) character. The format is:
>900WD:yy-mm-tt_hh.mm;ss.fff:cc
The letters printed in italics are replaced by ASCII numbers whereas the other characters
are part of the time string. The groups of characters as defined below:
yy-mm-tt the current date:
yy
year of the century (00..99)
mm month (01..12)
dd day of month (01..31)
_ Space (ASCII code 20h)
hh.mm;ss.fff the current time:
hh
hours (00..23)
mm minutes (00..59)
ss seconds (00..59, or 60 while leap second)
fff milliseconds (000..999)
cc Check sum: Exclusive-Or result of all previous characters,
displayed as a HEX byte (2 ASCII characters 0..9 or A..F)
Carriage Return, ASCII Code 0Dh