20
W&T
RS232(/RS422/RS485) Multi Computer Adapter
Connection example
Two computers share a peripheral device using a hardware
handshake connection
Extension cable
Extension cable
PC 2
RS232
COM port
PC 1
RS232
COM port
Port A
9-pin female
connector
Port B
(9-pin female
connector)
RS232 Multi
Computer Adapter, #85603
Port C
(9-pin male
connector)
Peripheral
device with
DTE pinout
2
3
4
5
8
2(3)3(2)5(8)7(5)20(4)
Data In
Data Out
Hands. Out
Hands. In
Signal GND
TxD
RxD
CTS
GND
DTR
DB25 (DB9)
9-pin male
connector
9-pin male
connector