Meinberg GPS170LCD-MP Manuale Utente Scaricare il pdf (Pagina 48)

Format of the ABB SPA Time String

The ABB SPA Time String is a sequence of 32 ASCII characters starting with the

characters ">900WD" and ending with the <CR> (Carriage Return) character. The

format is:

>900WD:yy-mm-tt_hh.mm;ss.fff:cc<CR>

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 the previous characters,

displayed as a HEX byte (2 ASCII characters 0..9 or A..F)

<CR> Carriage Return, ASCII Code 0Dh

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Meinberg GPS170LCD-MP Manuale Utente Pagina 48