Safran SecureSync 2400 User Manual page 482

APPENDIX
For Time of Day 1 and Time of Day 2 (STANAG content supports two ToD
streams).
1PPS Input Settings tab
466
ToD Format: The user-selectable format to be used. Available formats
include:
STANAG 4246 HAVE QUICK I
STANAG 4246 HAVE QUICK II
STANAG 4372 HAVE QUICK IIA
STANAG 4430 Extended HAVE QUICK
STANAG 4430 Standard Time Message (STM)
ICD-GPS-060A BCD Time Code
ICD-GPS-060A HAVE QUICK
DOD-STD-1399 BCD Time Code
Electrical Type: Selects synchronization to either RS-485 or TTL (sup-
porting up to 10 V levels) signal lines.
Offset: Provides the ability to account for STANAG Line (TOD1 and TOD2
independently) cable delays or other latencies in the STANAG input. Avail-
able Offset range is –500 to +500 ms in 5ns steps.
TFOM Threshold: Under the STANAG protocol, the TFOM (Time Figure of
Merit) threshold value can be utilized as a means to validate timing data
based on the TFOM. For more information on TFOM, see
Oscillator" on page 252.
"Configuring the
SecureSync 2400 User Manual