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Acutime 2000 Synchronization Kit User Guide A-95
A Trimble Standard Interface Protocol
always on or during fixes which you get if you set the driver switch to
3 or 4.8E-4
0x8E-4F
Command Packet 8E-4F for Acutime 2000 only
Set PPS Width
This command packet sets the PPS width to a value in the range of 10
microseconds to 500 milliseconds. The receiver returns packet 8F-4F.
The current PPS width can be requested by sending this packet with
no data bytes except the subcode byte.
0x8E-A5
Command Packet 8E-A5
Set or Request Packet Broadcast Mask
Use command packet 8E-A5 to set the packet broadcast masks or to
request the current mask settings. The ACE UTC replies to requests
with response packet 8F-A5. The broadcast mask is bitwise encoded
to allow the user to turn on and off the automatic output (broadcast) of
certain packets. For those broadcast packets that have multiple
Table A-78 Command Packet 0x8E-4E
Byte Item Type Value Meaning
0 Subcode BYTE 0x4E
1PPS
driver
switch
BYTE 2
3
4
PPS is always output
PPS is output when at least
one satellite is tracking
PPS is output when at least
three satellites are tracking
Table A-79 Command Packet 0x8E-4F
Byte Item Type Value Meaning
0 Subcode BYTE 0x4F
1-8 PPS
width
DOUBLE Seconds