3 working mode switch, 4 pin assignment – Robustel M1000 Quick Guide User Manual
Page 2
Robustel GoRugged M1000 Quick Guide
RT_QG_M1000 _v.1.0.0
24.01.2014
2 / 6
1.3 Working Mode Switch
There are two working modes available in the modem, please read carefully before operate the Modem Configurator
software:
Mode
Description
Config Mode
When DIP switches to Config Mode, user could use follow functions:
1. Configure modem via Modem Configurator;
2. SMS Direct;
3. Auto-reboot;
4. Upgrade firmware.
Serial port default parameters: 115200, 8, None, 1
Normal Mode
When DIP switches to Normal Mode, user could use follow functions:
1. Control modem via AT commands;
2. Send/receive SMS via AT commands;
3. Auto-reboot.
Serial port default parameters: Autobauding
The autobauding mode allows the modem to automatically detect the transmission speed
used by the DTE.
1.4 PIN assignment
PIN assignment for modem’s DB9 female connector
PIN RS232
RS485 (2-wire) I/O
1
Data- (B)
2
RXD -> Data+ (A)
3
TXD <-
4
DO
5
GND
GND
6
DI
7
RTS <-
8
CTS ->
9
IO GND
Switch