Type db9) – Aplex Technology APC-3228A User Manual
Page 36
APC-3228A User Manual
36
(option)
RS485
Close: 5-7,8-10,9-11,12-14,16-18 (option)
COM4:
(Type DB9),
I/O serial port, it provides selectable RS232/RS422/RS485 serial
signal output.
COM4 RS232 Type (Default)：
Pin#
Signal Name
1
DCD# (Data Carrier Detect)
2
RXD (Received Data)
3
TXD (Transmit Data)
4
DTR (Data Terminal Ready)
5
Ground
6
DSR (Data Set Ready)
7
RTS (Request To Send)
8
CTS (Clear To Send)
9
RI (Ring Indicator)
COM4 RS422 Type
(option)
COM4 RS485 Type (option)
Signal Name
Pin#
Pin#
Signal Name
422_RX+
1
1
NC
422_RX-
2
2
NC
422_TX-
3
3
485-
422_TX+
4
4
485+
Ground
5
5
Ground
NC
6
6
NC
NC
7
7
NC
NC
8
8
NC
NC
9
9
NC
USB10:
(Single stack USB type A), I/O USB connector, it provides one USB2.0 port, speed up
to 480Mb/s.