Com Port - Protech Systems SG-G151 User Manual

3.5.2 COM PORT

COM1(RS232) Connector Pin Assignment:
PIN ASSIGNMENT
1
COM1_DCD
2
COM1_RX
3 COM1_TX
4 COM1_DTR
5 GND
COM2(RS232) Connector Pin Assignment:
PIN ASSIGNMENT
1 COM2_DCD
2 COM2_RX
3 COM2_TX
4 COM2_DTR
5 GND
COM2(RS422) Connector Pin Assignment:
PIN ASSIGNMENT
1
TX-
2
TX+
3 RX-
4 RX+
5 GND
COM2(RS485) Connector Pin Assignment:
PIN ASSIGNMENT
1 D-
2 D+
3 NC
4 NC
5
GND
Notes:
1. COM2 is selectable as RS232, RS422, RS485 by BIOS setting.
Default setting is RS232. Please see Chapter 5 "Advanced – Onboard Device
2.
Configuration" for selection details.
SG-G151 USER MANUAL
PIN ASSIGNMENT
6
COM1_DSR
7
COM1_RTS
8 COM1_CTS
9 COM1_RI
10 NC
PIN ASSIGNMENT
6 COM2_DSR
7 COM2_RTS
8 COM2_CTS
9 COM2_RI
10 NC
PIN ASSIGNMENT
6
NC
7
NC
8 NC
9 NC
10 NC
PIN ASSIGNMENT
6 NC
7 NC
8 NC
9 NC
10
NC
Chapter 3 System Configuration
COM1/
COM2
Page: 3-9