A.27 Com1/Com2 Box Header (Com1/Com2) - Advantech AIMB-231 User Manual

A.27 COM1/COM2 Box Header (COM1/COM2)
Table A.26: COM1/COM2 Box Header (COM1/COM2)
1
3
5
7
9
A.28 COM1 RS422/485 Master or Slave Selection
(COM1_S1~S4)
Table A.27: COM1 RS422/485 Master or Slave Selection (COM1_S1~S4)
COM1_S1
COM1_S2
COM1_S3
COM1_S4
DCD# 2
RXD 4
TXD 6
DTR# 8
GND
1-2*
2-3
1-2*
2-3
1-2*
2-3
1-2*
2-3
79
DSR#
RTS#
CTS#
RI#
slave
master
slave
master
slave
master
slave
master
AIMB-231 User Manual