Cn1: ps/2 keyboard and ps/2 mouse connectors, Ps/2 mouse, Ps/2 keyboard – IBASE MB950 User Manual

Page 18: Cn3: com1 and com3 serial ports, Pin # signal name

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INSTALLATIONS

14

MB950 User’s Manual

CN1: PS/2 Keyboard and PS/2 Mouse Connectors

PS/2 Mouse

PS/2 Keyboard

Signal Name

Keyboard

Mouse

Signal Name

Keyboard data

1

1

Mouse data

N.C.

2

2

N.C.

GND

3

3

GND

5V

4

4

5V

Keyboard clock

5

5

Mouse clock

N.C.

6

6

N.C.

CN3: COM1 and COM3 Serial Ports

[

Pin #

Signal Name

RS-232

R2-422

RS-485

1

DCD

TX-

DATA-

2

RX

TX+

DATA+

3

TX

RX+

NC

4

DTR

RX-

NC

5

Ground

Ground

Ground

6

DSR

NC

NC

7

RTS

NC

NC

8

CTS

NC

NC

9

RI

NC

NC

10

NC

NC

NC