Robustel R5020 - Chapter 2 Hardware Installation; Definition of 2*5 3.5 Mm Interface

Robustel R5020 User Guide
RT_UG_R5020_v.1.0.2 Mar. 17, 2023 15/167
Chapter 2 Hardware Installation
2.1 Definition of 2*5 3.5mm Interface
PIN
DI/DO
RS232
RS485
Direction
1
IGND
--
--
--
2
OGND
--
--
--
3
--
TXD
--
Router  Device
4
--
RXD
--
Router  Device
5
--
GND
--
--
6
IN
--
--
--
7
OUT
--
--
--
8
--
--
A
--
9
--
--
B
--
10
--
--
GND
--