M37271MF-252SP datasheet(63/97 Pages) MITSUBISHI

63 / 97 page

MITSUBISHI MICROCOMPUTERS

M37271MF-XXXSP

M37271EF-XXXSP, M37271EFSP

SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER with CLOSED CAPTION DECODER

and ON-SCREEN DISPLAY CONTROLLER

RF6

RF5

RF4

RF3 RF2

RF1

RF0 RC17 RC16 RC15 RC14 RC13 RC12 RC11 RC10 RC23 RC22 RC21 RC20

RF7

Blocks 1 to16

Character code

Color code 1

Color code 2

Fig. 68. Structure of OSD RAM

Bit

RF0

RF1

RF2

RF3

RF4

RF5

RF6

RF7

RC10

RC11

RC12

RC13

RC14

RC15

RC16

RC17

RC20

RC21

RC22

RC23

Bit name

Character code

(Low-order 8 bits)

Character code

(High-order 1 bit)

Control of

character color R

Control of

character color G

Control of

character color B

OUT1 control

Flash control

Underline control

Italic control

Control of background

color R

Control of background

color G

Control of background

color B

Not used

Function

Specification of

character code in

OSD ROM

0: Color signal output OFF

1: Color signal output ON

0: Character output

1: Background output

0: Flash OFF

1: Flash ON

0: Underline OFF

1: Underline ON

0: Italic OFF

1: Italic ON

0: Color signal output OFF

1: Color signal output ON

Bit name

Character code

(Low-order 8 bits)

Character code

(High-order 1 bit)

Control of

character color R

Control of

character color G

Control of

character color B

OUT1 control

Control of

character color I1

Not used

Control of background

color R

Control of background

color G

Control of background

color B

Control of background

color I1

Function

Specification of

character code in

OSD ROM

0: Color signal output OFF

1: Color signal output ON

0: Character output

1: Background output

0: Color signal output OFF

1: Color signal output ON

0: Color signal output OFF

1: Color signal output ON

Bit name

Character code

(Low-order 8 bits)

Character code

(High-order 1 bit)

Character color code 0

(CC0)

Character color code 1

(CC1)

Character color code 2

(CC2)

OUT1 control

Extra code 0

(EX0)

Extra code 1

(EX1)

Extra code 2

(EX2)

Background color code 0

(BCC0)

Background color code 1

(BCC1)

Background color code 2

(BCC2)

Extra code 3

(EX3)

Function

Specification of

character code in

OSD ROM

Specification of

character color

0: Character output

1: Background output

Specification of

extra code in OSD

ROM

Specification of

background color

Specification of

extra code in OSD

ROM

CC mode

OSD mode

EXOSD mode

Notes 1: Read value of bits 4 to 7 of the color code 2 is undefined.

2: For “not used” bits, the write value is read.

3: The decode value of the extra code is “EX4.”

M37271MF-252SP Datasheet(PDF) 63 Page - Mitsubishi Electric Semiconductor

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