User Manual
Embedded EtherNet/IP Module
GS11-EI
16
5. Development Board
5.1 Appearance
5.2 Function
5.2.1 RS232 Interface
RS232 interface is DB9 pin-connector, the description show as follow:
Pin
Signal
Description
2
RX
Connect with pin TX of RS232 of PC
3
TX
Connect with pin RX of RS232 of PC
5
GND
Connect with pin GND of RS232 of PC
DB9 hole-connector crossover cable must be used when connect the board with RS232 interface of PC, as shown
below: