IBM SAGP-845EV Keyboard Connector, USB Port Connector, IrDA Infrared Interface Port, Description

3.5Keyboard Connector

SAGP-845EV provides a 6-pin keyboard/mouse connector.

•KBM1: 6-pin Mini-DIN Keyboard/Mouse Connector

PIN	Description
1	KEYBOARD DATA
2	MOUSE DATA
3	GROUND
4	+5V
5	KEYBOARD CLOCK
6	MOUSE CLOCK

3.6USB Port Connector

SAGP-845EV provides 4 built-in USB2.0 ports for future I/O bus expansion.

•USB1 & USB2 (single port)

PIN Description

1VCC

2DATA-

3DATA+

4GROUND

•USB3 (dual port)

Provides two sets (pins 1/3/5/7 and 2/4/6/8) of USB connectors.

PIN	Description	PIN	Description	7	1
	Port 1		Port 2
1	VCC	2	GROUND
3	DATA-	4	DATA+
5	DATA+	6	DATA-
				8	2
7	GROUND	8	VCC

3.7IrDA Infrared Interface Port

SAGP-845EV has a built-in IrDA port which supports Serial Infrared (SIR) or Amplitude Shift Keyed IR (ASKIR) interface. When used, the IrDA port has to be set to SIR or ASKIR model in the BIOS’s Peripheral Setup’s COM 2. At the same time the normal RS-232 COM 2 will be disabled.

•IR1: IrDA Connector

PIN Description

1VCC5V

2N/C

3IR-RX

4Ground

5IR-TX

1

2

3

4

5

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