Mouse Systems Corporation M-2 Technical Reference Manual

Mouse Systems

Corporation

M-2

Optical Mouse

Technical

Reference

Manual

© January 1984 Mouse Systems Corporation

1

Mouse Systems 2336H Walsh Av Santa

Clara,

CA

95051

[phone] Telex 467848

Federal

Conlmunications

Conlnlission

Radio

Frequency

Interference

Statenlent

Warning: This equipment generates and uses radio frequency energy

and

if

not installed and used properly,

that

is,

in strict accordance with the manufacturer's instructions, may cause interference to radio and

television reception.

It

has been type tested and found to comply with the limits for a Class B computing

device

in

accordance with the specifications in Subpart J

of

Part

15

of

FCC

Rules, which are designed

to provide reasonable protection against such interference in a residential installation. However, there

is

no guarantee that interference

will

not occur

in

a particular installation.

If

this equipment does cause

interference

to

radio or television reception, which can be determined by turning the equipment off and

on, the user

is

encouraged to try to correct the interference by one

or

more

of

the following measures:
Reorient the receiving antenna; Relocate the computer with respect to the receiver; Move the computer
away from the receiver;

Plug the computer into a different outlet so that computer

and

receiver are

on

different branch circuits;

If

necessary, the user should consult the dealer or an experienced radio/television
technician for additional suggestions. The user may find the following booklet prepared by the Federal
Communications Commission helpful:

"How

to

Identify and Resolve Radio-TV Interference Problems."

This booklet

is

available from the U.S. Government Printing Office, Washington,

DC

20402, Stock No.

004-000-00345-4.

Warranty

Your mouse

is

warranted against defects in material

and

workmanship for a period

of

one year from the

date

of

purchase. The obligation

of

this warranty shall be limited to repairing

or

replacing any

part

of

the product which, in the opinion

of

MSC, shall be proved defective in materials or workmanship under

normal use and service during the one-year period commencing with the date

of

purchase. Contact the

factory for a return authorization number. Return postage pre-paid

to

Mouse Systems Corporation, 2336H

Walsh Avenue,

Santa Clara, CA 95051.

This one-year warranty

is

in lieu

of

all other express warranties, obligations

or

liabilities. Any implied

warranties, obligations or liabilities, including but not limited to any implied warranty

of

merchantability,

shall be limited

in

duration

to

the one-year duration

of

this written limited warranty. Any action for breach

of

any warranty hereunder, including but

not

limited to, any implied warranty

of

merchantibility, must

be

brought within a period

of

18

months from the date

of

purchase. Some states do not allow limitations on

how long an implied warranty lasts, so the above limitation may not apply

to

you.

No

agent, representative,

dealer or employee

of

MSC has the authorjty

to

increase

or

alter the obligations

of

this warranty. This

warranty shall not apply

to

any product which, in the opinion

of

MSC, has been modified, repaired,

or

altered

in

any

way

without the express written consent

of

MSC. This warranty shall not apply to the felt

feet which are expendable. In no case shall

MSC be liable for any consequential damages for breach

of

this

or

any other warranty expressed or implied whatsoever. Some states do not allow the exclusion

or

limitation

of

incidental

or

consequential damages, so the above limitation

or

exclusion may not apply to

you.

This

warranty gives you specific legal rights, and you may also have other rights which vary from

state to state.

2

Mouse Systems 2336H Walsh

Av

Santa

Clara,

CA

95051

[phone] Telex 467848

1.

lntroduction

ll1is document explains
since December

1983

have any questions, comments, or problems, please
The M-2 mouse incorporates a

no calibration and

for

newspaper,

example). The M-2 uses analog hysteresis

all

about the MSC M-2 optical mouse. MSC has been shipping the M-2 unit

and this

can

run on a variety

docume~1t

numbl~r

is

constantly updated with feedback from our customers. If

of

features not found on any other mouse. The M-2 requires

of

surfaces (versions

feel

free

to

resolution. The tracking algorithm never permits the mouse

to

the the maximum speed

up
Based on field experience at thousands

reliable computer peripheral. The

(25

or

50

inches per second depending on the version).
of

installations, the M-2 mouse has proven

cont'2nts

of

this manual should answer all

remote possibility that something goes wrong.

2.

Normal use

The mouse

3.

VVhen

We

recommend unplugging the mouse when not in use.

is

a fairly simple device. Basically

not

in

use

all

you

do

is

to

contact

of

us.

the M-2

will

work

on blue jeans and
provide noise-free operation with no
to

"flyaway" and tracking error

to

be an extremely

of

your questions in the

plug

it

into your system and

go.

loss

is

minimal

you

of

very

4.

Connecting the mouse to your system

Connecting the mouse
or into the RS-232 interface box. If
plugged into the
into your computer and the other end into the interface box. The

wall

is

straightforward. It

and

the

mouse

will

either plug into an existing mouse port

you

are using the RS-232 interface box, be sure the

is

plugged into the interface

box.

Plug the provided 25-pin connector

two

RJIIC

connectors on the interface

in

your computer,

power-

supply

box are interchangable.
Oricnt the pad

5.

Mouse use

~Ibe

mouse works best when

so

that the blue lines

it

is

a~e

within

vertical.

±15°

from

its

nominal (vertical with respect

to

the selected pad)

orientation. Most mouse users place their wrist on the surface and grasp the mouse with their thumb
little finger.
be

positioned anywhere on the screen without having
One finger
There are about

people. The MSC

Because

may

the mouse can

be used

as

for

all

three

many different styles

ivl-2 design attempts

be

liftcd and re-positiolled, the screen cursor can (and often

to

move

buLlons,

or the mouse buttons

of

mouse usage and preferences

to

satisfy the broadest range

any muscles above

may

be used one finger per button.

of

people.

the

for

mouse shape

wrist.

is)

as

there arc

always

is

·and

ll.louse Systems

233611

Walsh Av Sanla Clara. CA

3

95051

[phone] Telex 467848