Ports & Pin Assignments: Gr25 - Leica GR10 Operational Manual

Ports & Pin Assignments: GR25
Description
Some applications require knowledge of the pin assignments for the GR25 ports. In this chapter, the pin assignments and
sockets for the ports of the GR25 are explained.
Ports at the instrument rear panel
a. Bluetooth: BT Antenna OR WLAN: WLAN Antenna
b. GNSS: GNSS Antenna port TNC
c. P1: Serial port, 8 pin LEMO
d. P2: Serial/Event port, 8 pin LEMO
e. PPS: Pulse per second output
f. Ethernet port: Ruggedised RJ45
g. OSC: Oscillator port
h. P3: Communication Slot-in port
i. PWR: Power port, 5 pin LEMO, dual input
j. P3: Communication Slot-in port Antenna, TNC
Pin assignments for P1: Serial Port
Pin Signal Name
1 RTS
2 CTS
3 GND
4 RxD
5 TxD
6 ID
7 GPIO
Appendix A: Ports & Pin Assignments
Function
RS232, ready to send
RS232, clear to send
Signal ground
RS232, receive data
RS232, transmit data
Identification pin
RS232, configurable
Direction
Out
In
-
In
Out
In
In or out
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