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Sharp MZ-3500 User Manual

Page 24

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M7 3500

1) Character display

1.1. Screen structure

,

High resolution CRT

CRT used , (640 x 400 dot)

|| fH = 20 9KHz

Character |! INewlfV = 47 3Hz

Medium resolution CRT

(640 X 200 dot)

fH = 15 7KHz

fV = 60Hz

ASCIL

80 X 25 lines

80 X 25 lines

40 X 25 lines

40 X 20 lines

-

Dip switch in the main unit is used to select assignment of

high resolution/medium resolution CRT.

Display mode must be chosen by programming.

1-2. Character structure and picture elements

640

X

400

640

X

200

Elements

Structure

Elements

Structure

ASCII

8 x 1 6

8

X

2 0

5 x 1 4

8 x 8

8 x 1 0

5 x 7

Graphic

symbol

1

8 x 1 6

T

8 x 8

Small letter descenders

and line creating

functions are available.

Small tetter descenders
and line creating
functions are not
available.

NOTE: In the case of 8 x 8 and 8 x 1 6 picture elements,

vertically

adjoining

graphic

symbols

will

joint

together in the 25-line mode.

As for character structure of 6 x 14, 7 x 14, 6 x 7 ,

or 7

X

7, decision must be given on an actual dot

pattern.

2) Graphic display (option)

(High resolution CRT)

(Medium resolution CRT)

640 dot

640 dot

400 dot

200 dot

W While

4) Attribute

B/W

Color

ATI

Vertical line

B

AT2

Horizontal line

R

AT3

Reverse

G

AT4

Blink

Blink

Designated for each chaia-

cter.

Line and character r, .uV

exist in the same element

(Line

may

also

be

dis­

played on the 80 charac

ters

X

25 lines screen.)

5) Screen overlay

It will be possible to have an overlaid screen that consists

of

one

character

(screen

and

a

maximum

of

three

graphic screens. (For detail of overlay screen, refer to

Table 1.)

In the color mode, if there are two colors in the same

screen and other designated for a dot on the graphic

screen element — the one designated for a character on

the

character —

both

colors

will

be

merged

altogether

to produce image.

(Red)

@ Dot color designated by

character attribute

(Blue)

O Dot color designated by

graphic dot.

(Violet)

^ Dot composed of more than

two color

l

D .i-jmtior.:.

Dot pitch

Horizontal vertical

1

1

Dot pitch
Horizontal vertical = 1 ; 2

3) Color designation

Eight colors are usable (white, yellow, cyan, green,

violet, red, blue, black)

Color designation

640

X

400 dot

640 X 200 dot

ASCII

By character

By character

Graphics

4 8 K b y t e

By character

By dot

9 6 K b y t e

By dot

By dot

Background color

8 colors for designation

•¿1

-