LV-651 User’s Manual Hardware Setup
Serial Port Jumper Setting
30
2.13 <Serial Port Jumper Setting >
The onboard CN_COM1 RS232 serial port, with jumper selectable RS232/422/485 for
CN_COM2
Connector:
COM1/2
Type: 9-pin D-sub male connector on I/O Panel
Pin
Description
Pin
Description
1 DCD/422RX-/485- 6 RXD/422RX+/485+
2 TXD/422TX+
7 DTR/422TX-
3 GND
8 DSR
4 RTS
9 CTS
5 R1
CN_COM1/2
JCSEL1
10
2
1
9
JCSEL1
JCSEL2
Summary of Contents for Geode LV-651
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