Ttt: Event Marker Message - ashtech GG Surveyor Reference Manual

where Table 6.83 outlines the response format.
Field
d1 Synchronization indicator.
0 = sync between base and remote has not been established or has
been lost
1 = sync between base and remote has been established
d2 RTCM message type
d3 Reference station ID, transmitted by reference station
d4 Reference station health, transmitted by reference station.
0 = UDRE scale factor 1
1 = UDRE scale factor 0.75
2 = UDRE scale factor 0.5
3 = UDRE scale factor 0.3
4 = UDRE scale factor 0.2
5 = UDRE scale factor 0.1
6 = reference station transmission not monitored
7 = reference station not working
f5 Modified Z count
d6 Quality factor for communication, defined as 100 x number of
good measurements divided by total number of measurements
d7 Age of received messages, types 1, 2, 9 only

TTT: Event Marker Message

$PASHS,NME,TTT,x,c
Enable/disable event marker message on port x, where x is the output port, and c is
ON or OFF. This message is not output unless a photogrammetry pulse is being input,
and the photogrammetry option (E) is available in the receiver.
Example: Enable TTT message on port A
There is no query command for TTT.
$PASHR,TTT
The response message is in the form:
Command/Response Formats
Table 6.83: TCM Response Structure
Description
$PASHS,NME,TTT,A,ON
$PASHR,TTT,d1,m1*cc
Range
0 or 1
1, 2, 3, 6, 9, 16
0 through 1023
0 through 7
0 - 3599.4 seconds
0 through 100
00 through 99 seconds
171