Intel HS-872P Serial Port Jumper Setting, JCSEL1 JCSEL2, RS-232, RS-485, RS-422, Description

HS-872P User’s Manual Hardware Setup

2.12 <Serial Port Jumper Setting >

The board supports one RS232 serial port and one jumper selectable RS232/422/485 serial ports. The jumper JCSEL1 & JCSEL2 can let you configure the communicating modes for COM2.

Connector: CN_COM1/2

Type: 10-pin (5 x 2) 2.54mm x 2.54mm-pitch header for COM2

Pin	Description	Pin	Description
1	DCD/422RX-/485-	2	RXD/422RX+/485+
3	TXD/422TX+	4	DTR/422TX-
5	GND	6	DSR
7	RTS	8	CTS
9	RI	10	N/C

	JCSEL1 JCSEL2
RS-232	6	5	2	12
	2	1	1	11
RS-485
RS-422

32 Serial Port Jumper Setting