446 TimeProvider 5000 User’s Guide 098-00028-000 Revision F – May, 2012
Appendix B Specifications and Factory Defaults
Specifications
Table B-16. TP E30 - Time Status Message Payload Contents for 1PPS+TOD Outputs
Byte
Offset
Data
Type
Name Units Notes
0 U1 Clock source type
0x00 = Beidou
0x01 = GPS
0x02 = IEEE-1588
0x03 = Other
1 U2 Status of the clock
source
GPS fix type, range = 0 to 3
0x00 = No fix
0x01 = Dead reckoning only
0x02 = 2D fix
0x03 = 3D fix
0x04 = GPS + dead reckoning
combined
0x05 = time-only fix
0x06 0xff= reserved
3 U2 Week Number Clock source status alarms:
Bit 0: not used
Bit 1: Antenna open
Bit 2: Antenna shorted
Bit 3:
Not tracking satellites
Bit 4: not used
Bit 5: Survey in progress
Bit 6: No stored position
Bit 7: Leap second pending
Bit 8: In test mode
Bit 9: Position is questionable
Bit 10: not used
Bit 11: Almanac not complete
Bit 12: PPS was not generated
5 U1 Reserved Reserved
6 U1 Reserved Reserved
7 U1 Reserved Reserved
8 U4 Reserved Reserved
12 U4 Reserved Reserved