8 expansion devices
8-4-2
.
XC-COM-BD
※
1: TXD
、
RXD
、
GND are RS-232 pins
※
2: A
、
B are RS-485 pins
※
3: RS-232 and RS-485 can’t be used at the same time
Specifications
1
Pins
2
For RS-485 communication
For RS-232 communication
RS-232 and RS-485 can’t be used at the same time