Com Ports (Com1, Com2, Com3) - Protech Systems PA-3222 User Manual

3.5.4

COM Ports (COM1, COM2, COM3)

Port Name: COM1, COM2, COM3
Description: COM Ports (rear IO)
PIN ASSIGNMENT
1 DCD1/2/3
2 RXD1/2/3
3 TXD1/2/3
4 DTR1/2/3
5 GND
Note: COM2 & COM2_1 will not function when
jumpers JP10, JP11, JP12 are set as 2-3
connected (i-Button). Refer to the i-Button
Function Selection section for details. COM4
will not function when COM4_1 is selected as
the printer control interface.
Port Name: COM4 (optional)
Description: D-Sub9 Serial Port (rear I/O),
Co-lay with COM4_1
PIN ASSIGNMENT
1 DCD
2 RXD
3 TXD
4 DTR
5 GND
PA-3222 SERIES USER MANUAL
PIN ASSIGNMENT
6 DSR1/2/3
7 RTS1/2/3
8 CTS1/2/3
9 RI/+5V/+12V
selectable (Max.
current: 1A)
- -
PIN ASSIGNMENT
6 DSR
7 RTS
8 CTS
9 RI/+5V/+12V
selectable (Max.
current: 1A)
- -
Chapter 3 Hardware Configuration
COM1/
COM2/
COM3/
1
6
(optional)
5
9
COM4/
Page: 3-9