GW Instek GOM-804 - Configure RS-232 Interface

GOM-804 & GOM-805 User Manual
92
Configure RS-232 Interface
Background
The GOM-804/805 can also use an RS-232C connection
for remote control. When connecting to a PC ensure the
correct baud rate, parity, data bits, stop bit and data
control settings are used.
Settings
Baud rate
1200, 2400, 4800, 9600, 19200, 38400,
57600, 115200
Parity
None
Data bits
8
Stop bit
1
Data flow
control
None
1. Select the
RS-232 baud rate
Configure the interface to RS232 and
set the baud rate in
System>Utility>Interface menu.
Page 71
Connect the RS-232C cable to the rear
panel RS232 port.
RS232
RS-232 pin
assignment
Pin 2: RxD
Pin 3: TxD
Pin 5: GND
Pin 1, 4, 6 ~ 9: No Connection
1
9
5
6
PC – GOM
RS-232C
connection
The RS232C connection uses a Null-modem connection,
in which transmit (TxD) and receive (RxD) lines are
cross-linked.
GOM PC
TxD
RxD
GND
Pin2
Pin3
Pin5
TxD
RxD
GND
Pin2
Pin3
Pin5
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