MB90091A Просмотр технического описания (PDF) - Fujitsu

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производитель

MB90091A

Intelligent on-screen display controller (IOSDC)

Fujitsu 

MB90091A

5. Command 4 (Line Control 2)

• Command format

MSB

First byte

1

0

MSB

Second byte 0

0

LSB

1

0

0

0

0

0

LSB

0

PC PI PG PR PB

PC : Control the pattern background color.

PI to PB : Set the pattern background color.

• Function

Command 4 sets the pattern background color and controls it between color and monochrome modes.

• Description

The data set by this command is written to the column RAM specified by the VRAM column address set by

command 0 (Set Write Address), along with the line control data set by command 3 (Line Control 1).

The Line Control 1 and 2 data is applied to the display screen and the column address is incremented the

moment this command is issued.

PC: Control the pattern background color.

PC = 0: Display the pattern background in monochrome.

During the pattern background color output period, the COLOR pin remains at the “L“ output level.

PC = 1: Display the pattern background in color.

During the pattern background color output period, the COLOR pin remains at the “H“ output level.

PI, PG, PR, PG: Set the pattern background color.

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