M35054 Просмотр технического описания (PDF) - Mitsumi

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M35054

SCREEN CHARACTER and PATTERN DISPLAY CONTROLLERS

Mitsumi 

MITSUBISHI MICROCOMPUTERS

M35054-XXXFP/M35055-XXXFP

(3) Address F216

DA

Register

0~D

VP0

0

(LSB)

1

VP1

2

VP2

3

VP3

4

VP4

5

VP5

6

VP6

VP7

7

(MSB)

8

TEST22

9

TEST23

A

TEST24

B

TEST25

C

TEST26

D

TEST27

SCREEN CHARACTER and PATTERN DISPLAY CONTROLLERS

Status

0

1

0

1

0

1

0

1

0

1

0

1

0

1

0

1

0

1

0

1

0

1

0

1

0

1

0

1

Contents

Function

Let vertical display start position be VS,

VS

=

H

!

7

Σ

2nVPnVS

n=0

HOR

VS

HS

Character

displaying

area

Remarks

Set the vertical display start

position by use of VP7 through

VP0. VP7 to VP0 = (00000000)

to (00000110) setting is

forbidden.

It can be set this up to 249 steps

in increments of one H.

VP7 to VP0 = (00000000) to

(00100011) setting is forbidden.

H : The oscillation cycle of horizontal

synchronous signal

Can not be used.

It should be fixed to “1”.

Can not be used.

It should be fixed to “1”.

Can not be used.

It should be fixed to “1”.

Can not be used.

It should be fixed to “1”.

Can not be used.

It should be fixed to “1”.

It should be fixed to “0”.

Can not be used.

9

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