User's Manual

Trimble R7/R8 GPS Receiver User Guide 89
Cables and Connectors 10
Trimble R7 GPS Receiver Operation
Figure 10.2 Pinout connectors
Table 10.1 describes the pinout functionality.
Table 10.1 Trimble R7 receiver port pinouts
Pin Pinout function
Port 1 (TSCe controller,
event, or computer)
Port 2 (Power in,
computer, PPS, or event)
Port 3 (External radio or
power in)
1 Signal GND Signal GND Signal GND
2 GND GND GND
3 TX data out (TXD1) TX data out (TXD2) TX data out (TXD3)
4 RTS1 1PPS RTS3
5 CTS1/Event 2 Event 1 CTS3
6 Power Out (+) Power In (+) Power In/Out (+)
7 Serial data in (RXD1) Serial data in (RXD2) Serial data in (RXD3)
7
1
3
6
4
2
5