Gr50 - Leica GM30 User Manual

B.2
Description
Ports on the
instrument rear
panel
Pin assignments for
P1: Serial Port
1
2 7
8
3 6
4
5
PIN_003
Pin assignments for
P2: Serial Port
1
2 7
8
3 6
4 5
PIN_003
GR30/GM30/GR50, Pin Assignments and Sockets

GR50

Some applications require knowledge of the pin assignments for the GR50 ports. In
this chapter, the pin assignments and sockets for the ports of the GR50 are explained.
a b c d
GR25_006
a) BT/WLAN: BT/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
Pin Signal Name
1 RTS
2 CTS
3 GND
4 RxD
5 TxD
6 ID
7 GPIO
8 +12 V
Pin Signal Name
1 RTS
2 CTS
3 GND
4 RxD
5 TxD
6 ID
7 GPIO / EVT IN
8 +12 V
e f g
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
Function
RS232, ready to send
RS232, clear to send
Signal ground
RS232, receive data
RS232, transmit data
Indentification pin
RS232, configurable function
12 V power supply out
Function
RS232, ready to send
RS232, clear to send
Signal ground
RS232, receive data
RS232, transmit data
Indentification pin
RS232, general purpose input/output
12 V power supply out
h i j
Direction
Out
In
-
In
Out
In or out
In or out
Out
Direction
Out
In
-
In
Out
In or out
In or out
Out
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