Spectracom Format 9; Format 9S - Safran SecureSync 2400 User Manual

APPENDIX
5.4.12

Spectracom Format 9

Format 9 provides Day-of-Year and Time information.
E x a m p l e
<SOH>DDD:HH:MM:SSQ<CR><LF>
Where:
SOH
DDD
:
HH
MM
SS
Q
Q
CR
LF
The leading edge of the first character (CR) marks the on-time point of the data
stream.
5.4.12.1

Format 9S

Format 9S is a variation of ASCII Format 9 that uses Sysplex compatible fields
indicating sychronization status:
576
m e s s a g e :
Start of header (ASCII Character 1)
Day of Year (001-366)
Colon Separator
Hours (00-23)
Minutes (00-59)
Seconds (00-59) (00-60 for leap second)
Time Sync Status [as INPUT]
space = SYNC
'.' = SYNC
'*'=NOT IN SYNC
'#' = NOT IN SYNC
"?" = NOT IN SYNC
Time Sync Status [as OUTPUT]
space = Time error is less than time quality flag 1's threshold (TFOM < or = 3)
"." = Time error has exceeded time quality flag 1's threshold (TFOM = 4)
"*" = Time error has exceeded time quality flag 2's threshold (TFOM = 5)
"#" = Time error has exceeded time quality flag 3's threshold (TFOM = 6)
"?" = Time error has exceeded time quality flag 4's threshold OR a reference source is
unavailable (TFOM >=7)
Carriage Return (ASCII Character 13)
Line Feed (ASCII Character 10)
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