14

SCREEN CHARACTER and PATTERN DISPLAY CONTROLLERS

M35060-XXXSP

MITSUBISHI MICROCOMPUTERS

Interlace

Noninterlace

Composite video generation is off.

Composite video generation is on.

Display clock is on (oscillating).

Display clock is off (not oscillating).

Sync separation is disabled.

Sync separation is enabled.

Test mode (Must be cleared to 0.)

Must be cleared to 0.

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

0

1

0

1

0

1

0

1

0

1

0

1

0

1

0

1

0

1

0

1

EX

—

SELCOR

—

DSPON

DSPONV

—

BLK

SEPV0

SEPV1

TEST15

TEST16

PALH

MPAL

PAL/NTSC

INT/NON

LEVEL0

LEVEL1

LEVEL2

TEST24

TEST17

TEST18

TEST19

—

Status

DA

Register

Contents

Function

Remarks

External synchronization

Internal synchronization

Set to “0”.

Normal

Mode of expansion

Must be cleared to 0.

Digital output display OFF

Digital output display ON

Composite video output display OFF

Composite video output display ON

Must be cleared to 0.

Matrix outline

Matrix outline + border

0

1

2

3

4

5

6

7

8

9

A

B

C

D

E

F

10

11

12

13

14

15

16

17

Test mode (Must be cleared to 0.)

Interlace/noninterlace normal mode

Interlace/noninterlace expansion mode

MPAL

0

1

0

1

Format

NTSC

M-PAL

PAL

unavailable

PAL/NTSC

0

0

1

1

Refer to Table 3, 4, 7 and 8.

Method of sync separation from composite video.

Only at PAL and MPAL mode are

available.

Refer to Table 5 and 6.

SEPV1

0

0

1

1

SEPV0

0

1

0

1

Composite Sync Spearation Function

Separation is performed during (1) in vertical blanking period

Separation is performed during (2) in vertical blanking period 1

Separation is performed during (3) in vertical blanking period

Unavailable

Case (1) condition: vertical sync must repeat 2X

within (2) or (3); indicates this area.

(Note)

Note: For internal synchronization, shut out (mute) the external video signal input to the CVIN terminal, outside the IC. This avoids external video signal leaks

inside the IC.

2

3

1