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A-6 Acutime 2000 Synchronization Kit User Guide
Trimble Standard Interface Protocol
A
Secondary Port Features (Ace UTC)
Due to the number of available I/O pins, the Ace UTC does not
generate output on its secondary port.
The input port may be configured as shown in the table below.
A.2.3 Event Input
The Ace UTC and Acutime 2000 receivers are capable of time-
stamping external events with high-precision. Events are triggered by
an input pulse, and can be reported by either or both of two super
packets. The output of the event packets can be configured using
packet 8E-A5.
The data in both packets allows constructing a unique 4-dimensional
coordinate identifying each event.
Event Reporting
The receivers can output the event reports on any available TSIP port.
A.3 Packets Output at Power-Up
The following table lists the messages output by the receiver at
power-up. After completing its self-diagnostics, the receiver
automatically outputs a series of packets that indicate the initial
Table A-4 Secondary Port Features (Ace UTC)
Port Designator Input Default Output
“Port 2” TSIP, RTCM TSIP N/A
Table A-5 Event Packets
Super Packet Length Description
8F-0B 74 Comprehensive time with LLA position
8F-AD 22 Primary UTC time with leap information