MITWELL PSMC-C301 User’s Guide (Official R2.0)
Copyright © MITWELL 2017
PSMC-C301 User's Guide
16
J58 : Box Header 5Px2 P=2.54mm (
COM2
)
PIN No.
Signal Description
Figure
1
NC
2
COM_RX#2
3
COM_TX#2
4
NC
5
GND
6
NC
7
NC
8
NC
9
NC
10
NC
J57B : D-SUB 9Px2 (
COM3
)
PIN No.
Signal Description
Figure
1
485D/422T-1
2
RS232RX/DT+1
3
RS232TX/422R+1
4
422R-1
5
GND
6
NC
7
RS232RTS1
8
RS232CTS1
9
Power(V_RI1)
JP17: PH11Px2 (
COM3 Function Select
)
Function
Jumper Setting
Figure
RS-232
5-6, 10-12, 16-18, 21-22
RS-422
3-4, 8-10, 14-16, 21-22
RS-485
1-2, 8-10, 19-20
