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A-112 Acutime 2000 Synchronization Kit User Guide
Trimble Standard Interface Protocol
A
0x8F-4A
Report Packet 8F-4A
PPS Characteristics
This packet reports ACE UTC’s PPS characteristics. This packet is
sent in response to a query or control command with packet 8E-4A.
The packet contains 16 bytes in the following order:
Table A-93 Report Packet 8F-4A
Byte # Item Type Units
0 Subpacket ID BYTE Always 0x4A
1 PPS Driver Switch BYTE 0: Off
1: On
2 Time Base BYTE 0: GPS
1: UTC (default)
3 PPS Polarity BYTE 0: Positive (default)
1: Negative
4-11 PPS Offset or
Cable Delay
DOUBLE seconds
12-15 Bias Uncertainty
Threshold
SINGLE meters