AMD LV-651 user manual Serial Port Jumper Setting

LV-651 User’s Manual Hardware Setup

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

1 2

JCSEL1

JCSEL2

910

CN_COM1/2

JCSEL1

30 Serial Port Jumper Setting