Sharp MZ-3500 Manuale utente

MZ-3500

SERVICE

MANUAL

CODE:

OOZMZ

3500SM/E

PERSONALCOMPUTER

MODEL

Z-350

CONTENTS

Specifications

Software(Memory)Configuration

3.CPUand

memory

4.CRT

display

5.MFD

interface

R232Cinterface

Printerinterface

Otherinterface

Power

circuit

description

10.

Keyboardcontroller

circuit

discription

11.

Selfcheckfunctions

12.IPL

flow

chart

103

13.

Circuitdiagram

P.W.B

Parts

list

Guide

SHARP

CORPORATION

3500

SPECIFICATIONS

1-1.

Specification

ofthe

main

unit(Model

35XX)

Outline

High

speed

processing

usingmulti-CPL'

Built

mini

floppydisk

Built

printerinterface

and

RS232C

Aerial

interface

Connection

ofuptotwo

videodispla,

mitt

(separate

graphic

display

overlaiddisplay

possible

ontwo

individual

color

monitor

units)

Permits

theuseof

standardCP/M

Model3530

incluse

single

double-side,double

density

mini

floppy

disk

and64KB

RAM.

ModelMZ3540

hastwo

double-side,

density

mini

floppy

disks

and

64KB

RAM.

LSI

DISPLAY

MFD

Other

I/F

Other

functions

Software

Accessories

CPU

MEMORY

I/O

MZ353X

MZ354X

Light

pen

Keyboard

Printer

RS232C

Multi-CPU

processing

ROM

RAM

Custom

LSI

GDC

FDC

PIO

SIO

TIMER

CLOCK

Screen

structure

Elements

Attribute

Colors

I/F

One

double-side,

double

density

floppy

disk

Two

double-side,

double

density

floppy

disks

IPL

C,G

For

main

CPU

For

sub-CPU

Shared

RAM

VIDEO

RAM

Memorymapper

Screen

controller

CRT

controller

Floppydiskcontroller

Parallel

I/O

port

Serial

I/O

port

Counter

Clock

Model

3531includes

single

double

side,

double

density

mini

floppy

disk

and128KB

Model3541

hastwo

double

side,

double

density

mini

floppy

disks,

and128KB

Z80A

microprocessor

x 2

Byte

ROM

Byte

ROM

64KBit

DRAM

x 16

chips

or8

chips

16KBit

SRAM

x 4

chips

16KBit

SRAM

x 1

chip

16KB't

SRAM

x 1

chip

4KBit

SRAM

x 2

chips

SP6102R001

CSP-1

SP6102C002

CSP

SP6102C003

MPD7220

pPD765

8255

8251

8253

/iPD1990AC

characters

x 25

lines.

80x 20,40x 25.or40x 20

16,8x8

Reverse,

blink,

line

(horizontal,vertical)

colors

eachcharacter

and

backgroundcolor

channels(applicable

CRT640x

400,

640x

200,

B/Wor

color)

256

bytes/sector,

sectors/track,

tracks/disk

Built-in

interface

for

optional

MFD

Dedicatedkeyboard

Centronicsinterface

protocol,

asynchronus

mode,

110to

9600

bps,half-duplex

Speaker

(500mW)BatterybackupclockHALT

Speaker

volumecontrol

FDOS

CP/M

BASIC

Utilities

Basic

CP/M

ExpandedCP/M

High

class

compatible

with

PC3200BASIC,supplemented

and

graphic

controlcommands

Expanded

RS232C,GPIB,

and

GPIO

BACKUP,

INIT,

COPY,DEBUG,

KILLALL

Intstruction

Manual

master

floppy

disk

power

cord

MZ3500

1-2.MZ-1K01(Keyboard)

specification

Outline

Specification

MZ1K02U.S.keyboard

(ASCII)

MZ1K03:U.K.keyboard(ISO).

MZ1K04

German

keyboard

MZ1K05:

Frenchkeyboard

LSI,

Keys

(98)

Interfacing

cables

Other

Cabinet

Keyboard

controller

CMOSIC

Sculpture

key

Alphanumeric

keys

Modeswitch

80C49

8749

4049x2,4514

Mechanicalcontactkey,

with

life

10,000,000

operations.

Tenkey

Function

keys

Definable

keys

For

datatransfer

with

theCPU

(serial)

and

power

supply

(transmissionunder

15,000

baud)

Use

coiled

cable

with

8-pin

DIN

plug

Repeat

function

Indicators

LED's)

Molded

Size

(Wx H

Automatic

repeatoccurs0.64secondsafter

....

. 2

Two-keyrollover

continuous

depression

ofthe

samekey.

POWER,

Alphanumeric

keys

Color

Officegray

467

x35x 190

Weight

About

.5kg

(3.3

Ib)

Keyboard

layout

Refer

tothe

page

TIN

"CIRCUIT

DIAGRAM"

1-3.MZ-1U02

Outline

Specifications

Expansion

unit

forthe

MZ-3500

series

CPU,which

canbe

attached

tothe

rearside

ofthe

main

unit.

Optional

boards

are

plugged

intothe

expansion

box.

The

expansion

box

will

accomodate

upto

four

option

boards.

Number

slots:

slots

Slot

connector.

60-pin

edge

connector

x 4

Area

ofthe

slot

inserting

option

board:

140.5

x 140

Slot

for

option

and

slot

number

MZ-1R06

(expansionRAM)

SFDI/F

ExpansionRS232C

GPIO

GPIB

(IEEE

I/F)

Slot

Slot2

Slot

-2-

MZ3500

Expansion

unit

Screw

(1)

1-4.MZ-IR03

Outline

Specifications

Optionalboard

used

graphicdisplay

functions

with

the

Model-3500

series

CPU.

includes32KB

RAM.

Itis

inserted

through

the

slot

onthe

front

panel

ofthePU.

The

MZ-1U02

expansion

boxisnot

required.

LSI

Graphic

functions

(Color

must

specified

for

each

dot.when

the

color

video

unit

isin

use)

Software

GDC

Graphic

controller

Basic

(buit-in)

vinrn

HAM

Expansion

(optional)

~~~~~

—

____WDEO

RAM

640x 200

green

monitor

640x 200

color

monitor

640

x 400

green

monitor

640x 400

color

monitor

BASIC

graphic

control

statements

MPD7220

16KDRAM

x 16

(32KB)

16KORAM

x 32

(64KB)

32KB

(basic)

640x 200

dots

Two

screens

_____

640x 400

dots

One

screen

^______-

— ~"

SDISP

ODISP

CHANGEDISP

GCOLOR

CLS

PSET

PRESET

LINE

GTABLE

CIRCLE

PAINT

GINPUT

GDISP

GPRINT

GREAD

CENTER

GCURSOR

GSCROL

SYMBOL

SCALE

96KB

(maximum

expansion)

640x 200

dots

Six

screens

640x 200

dots

Two

screens

640x 400

dots

Three

screens

640x 400

dots

One

screen

Screen

designation

fortwo

videounits.

Designation

output

screen.

Modedesignation

Graphic

pattern

designation

Cleared

bythe

colorspecified.

Dotset

Dot

reset

Line

creation

Tablecreation

Circlecreation

Paintover

Input

graphicpattern

Display

graphicpattern

Output

graphicpattern

printer

Read

coordinates

Input

pattern

within

the

specified

area

Graphic

cursorposition

designation

Graphic

screen

scrolling

Graphic

symboldisplaying

Scren

scle-down

designation

-3-

MZ3500

1-6.

MZ-1R06

Outline

Specifications

Optionalboard

for

memoryexpantion

ofthe

MZ-3500

sries

CPU.withthisoption

the

mainmemory(RAM)

canbe

expanded

uptoa

maximum

of256KB.

This

option

plug

into

the

expantion

boxin

slot

1or3.

LSI

Memory

and

user

area

Basic

Expansion

64KDRAM

(64KBI

64KDRAM

(128KB)

Totalcapacity

the

main

CPURAM

BASIC

(RAM

BASE

SYSTEM

AREA

USER

AREA

Main

CPU

only

128KB

•57KB

80KB

Use

MZ-1R06

192KB

«-

128KB

Using

eight

64K

RAM's

theMZ-1R06

256KB

208KB

MZ3500

1-7.

MZ-1D07

Outline

Specifications

High

resolution

3500

series

green

Video

tube

Display

capacity

Display

size

Input

signals

Power

supply

Cabinet

Adjustingknobs

Accessories

Type

monitor

Non

glare

green

Size

12",

90"

deflection

Fluorescent

color

P39

(green,

long

PERSISTANCE)

Total

number

display

characters

2,000

characters

(80

characters

x 25

lines)Displaycapacity

640

horizontal

dots,

400

verticallines

220x 145

Method

Horizontal

Separate

input,

TTL

level

86kHz

29W

powerconsumpt

MoldedColor

Size

(Wx H x U

Vertical

8 Hz

ion

Office

gray

324x310x356

Weight

7.2kg

Verticalsynchronization,

contrast,

brightness

CPU

connection

cable

and

power

cord

and

Tilt

stand

-5-

MZ3500

1-8.

System

configuration

Model3500

Keyboard

MZ-1K02

MZ-1K03

MZ-1K04

MZ-1K05

Printer

IO2824E

Option

MFDI

CE-331M

"Model-3541

Model-3531

MZ-1F03

MZ3500

SOFTWARE(MEMORY)CONFIGURATION

Memory

will

operatedunder

four

states

SDO

SD3,

depending

onthe

hardware

and

softwareconfigurations.

Inthe

paragraphs

follow,

description

will

made

for

those

four

states.

2-1.

SDO

(INITIALIZE

STATE)

SDO

can

only

exist

immediatelyafterpower

on,andthe

system

executes

IPL

underthis

condition

and

that

the

system

thusloaded

will

automatically

assign

memory

area

for

SD1,SD2.

and

SD3.

MAIN

CPU

SUB

CPU

MAS

MA2

MAI

MAO

FFFF

cooo

BFFF

8000

7FFF

RAMA

4000

3FFF

ROME

[

2000

I '

FFFF

RAMA

MS1

=° (D

MSO

= 0 (L)

IRAM(COM^

jOO1——

reoo1

ROM

(SPAPE)

OFFF

0000

ROM

JPL

RAM

(COM)

ROM

IPL

4000

27FF

2000

FFF

0000

M7.

3500

Operational

description

(1)

Upon

reset

after

power

on,the

main

CPU

loads

the

contents

ofthe

initial

program

loader

(IPL)

into

RAM

starting

address

4000H,

duringwhichtime

reset

applied

tothe

sub-CPU.

TIMING

RESET

SIGNAL

Vtc-

SYSKES-

SKES-

pr)WFjJSUB

CPU

PO*E^

START

POWER

OFF

(2)

The

main

CPU

then

terminates

resetting

thesubCPU

and

starts

the

sub-CPU.

Atthe

same

time,

theROM

IPLis

assigned

tothe

sub-CPU.

(3)

The

main

CPU

then

send

the

memory

allocation

(state)

SD1,

and

starts

load

DOS

from

the

system

floppy

disk.

Signal

generated

from

the

network

and

powersupply

Output

signal

from

the

main

CPU

port

MAIN

CPU

START

Main

CPU

reset

time

Main

CPUIPL

loadtime

Memory

Map

Data:

ROM-B

tested

determine

ROM's

are

present.

2.The

ROM-IPLfunctionsunder

control

ofthe

main

CPU

first,

but

later

functionsunder

the

sub-CPUafter

theIPL

program

has

been

loaded

RAM.

RAM-COM

shared

both

the

main

CPUandthe

sub-

CPU.

INITIALIZE

FLOW

«TABT

Memories

other

than

described

above

cannot

accessed

under

theSDO

state.

Bank

select,MAO~MA3,

used

within

the

address

range

ofCOOOH-FFFFH.

ROM-IPL

1.An8KBROM

(2764

mask

ROM

equivalent)

used

forthe

ROM-IPL.

When

the

system

reset

signal

turnsfrom

lowto

high

state

after

power

on,the

main

CPU

starts

operate

this

stage,

the

ROM-IPL

addressed.

3.TheCPU

starts

from

address

OOOOIROM

address

10000)

4.The

main

CPU

sets

the

sub-CPU

reset

signalfrom

lowto

high

state

asit

goes

outofits

initial

state

viathe

memory

mapper

andthe

sub-CPU

starts

operate.

this

point,

the

ROM-IPL

addressed

bythe

sub-CPU.

Address

0000

ofthe

sub-CPU

isROM

address

(0000)

The

memory

area

above

ROM

address

(1000)

cannot

used

bythe

sub-CPU

because

themamCPU

initial

program

has

beenloaded

there.

2-2.

SD1

(SYSTEM

CP/M)

SD1

determines

which

operating

system

tsin

use.

The

system

loaded

inthe

CP/M

(Control

Program

for

Micro-

processors)

mode.

MZ3500

Mam

CPU

logical

address

(during

IPL

operation)

Logical

address

ofthe

sub-CPU

ROM

physical

address

OfFF

0800

0000

FFF

800

7FF

OOP

OFFF

0800

07FF

0000

FFF

800

7FF

OOP

OFFF

0800

07FF

0000

ROMIPL

MS1

= 0(L)

MSO=l(Hj

MAIN

CPU

F?'

f.ftf

RAMicnu:

RAMsn

RAMSA

KAM«.(IH)2000

1FFF

-9 -

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