‘hu’ command
The hang up command will cause SecureSync to drop the line immediately and terminate the
call.
Input format: hu<CR>
5.4.14.4 Format BBC-04
This format is a string of ASCII characters and is sent once per second.
Number of characters: 18 (including CRLF)
E x a m p l e m e s s a g e :
T:ho:mi:sc:dw:da:mo:ye:lp:cs<CR><LF>
Where:
T Indicates the synchronous moment for the time set
ting.
ho Hours (00-23)
mi Minutes (00-59)
sc Seconds (00-59)
dw Day of week (01=Monday to 7=Sunday)
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 mathematically the same as sequentially run
ning an XOR on each bit of each byte.
Standard Serial configuration is:
RS-232 format
9600 baud
8 data bits
SecureSync User Reference Guide 519
APPENDIX
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