Appendix A: Ports & Pin Assignments; Ports & Pin Assignments: Gr/Gm10 - Leica GR10 Operational Manual

Appendix A: Ports & Pin Assignments
Ports & Pin Assignments: GR/GM10
Description
Some applications require knowledge of the pin assignments for the GR/GM10 ports. In this chapter, the pin assignments and
sockets for the ports of the GR/GM10 are explained.
Ports at the instrument rear panel
a. GNSS: GNSS Antenna port TNC
b. P1: Serial port, 8 pin LEMO
c. OSC: Oscillator port
d. Ethernet port: Ruggedised RJ45
e. P3: Communication Slot-in port
f. PWR: Power port, 5 pin LEMO, dual input
g. P3: Communication Slot-in port Antenna, TNC
Pin assignments for Serial Port P1
Pin Signal Name
1 RTS
2 CTS
3 GND
4 RxD
5 TxD
6 ID
7 GPIO
Function
RS232, ready to send
RS232, clear to send
Signal ground
RS232, receive data
RS232, transmit data
Identification pin
RS232, configurable
function
Direction
Out
In
-
In
Out
In
In or out
365