Silan

Semiconductors

SC84520

HANGZHOU SILAN MICROELECTRONICS JOINT-STOCK CO.,LTD

Rev: 1.0

2000.12.31

7

Field Name

Length

Field Data

Description

Other ID

<17

4D, 5A, 40, 00,.00, 00

ID for legacy

Begin ID

1

08

Begin PnP ID

PnP Revision

2

01, 24

Version 1.00

EISA ID

3

25, 2D, 23

EMC

Product ID

4

10, 10, 10, 11

0001

Serial Number

9

3C

None provided

Class ID

<34

3C,2D, 2F, 35, 33, 25

Mouse Class

Driver ID

<42

3C, 30, 2E, 30, 10, 26, 10, 21

PnP0F0A

User Name

<42

3C, 25, 2D, 23, 00, 33, 23, 32, 2F,

2C, 2C, 29, 2E, 27, 00, 33, 25, 32,

29, 21, 2C, 00, 2D, 2F, 35, 33, 25

EMC SCROLLING

SERIAL MOUSE

Check sum

2

21, 15

2 bytes check sum

End PnP

1

09

End PnP ID

2.LEGACY PS/2 MOUSE OPERATING:

A) Operating Mode

There are four operating modes in PS/2 mouse:

a. Reset Mode:

In this mode a self-test is initiated during power-on or by a Reset command. After reset signal, PS/2 mouse

will:

(a) Send completion code AA & ID code 00.

(b) Set default:

sampling rate: 100 reports/s

Non-autospeed

Stream mode

2 dot/count

disable

b. Stream Mode:

The maximum rate of transfer is the programmed sample rate.

Data report is transmitted if

(a) switch is pressed

(b) movement has been detect

c. Remote Mode:

Data is transmitted only in response to a Read Data command.