Chapter 2 Hardware Configuration
BPC-8590 USER
′
S MANUAL
Page: 2-15
COM3 :
COM3 Connector
The pin assignment is as follows :
PIN ASSIGNMENT
1 DCD
2 RX
3 TX
4 DTR
5 GND
6 DSR
7 RTS
8 CTS
9 RI3
Pin 9 is selectable for RI, +5V or +12V. For more information,
please refer to our “2-7 COM3 RI and Voltage Selection”.
COM4 :
COM4 Connector
COM4 is fixed as RS-232.
The pin assignment is as follows :
PIN ASSIGNMENT
1 DCD
2 RX
3 TX
4 DTR
5 GND
6 DSR
7 RTS
8 CTS
9 RI4
Pin 9 is selectable for RI, +5V or +12V. For more information,
please refer to our “2-8 COM4 RI and Voltage Selection”.