UPD6466GS datasheet(7/70 Pages) NEC

7 / 70 page

µPD6466

CONTENTS

INITIAL STATUS SETTING ................................................................................................................. 9

1.1

Initial Status Setting ................................................................................................................. 9

1.2

Application Block Diagram .................................................................................................... 11

1.3

Display with RGB + VC1 + VC2 Pins ........................................................................................ 12

1.3.1 Character signal output with output select option A ..................................................................... 15

1.3.2 Character signal output with output select option B ..................................................................... 16

1.3.3 Character signal output with output select option C ..................................................................... 17

1.3.4 Displaying characters specified by VC2 .......................................................................................... 18

COMMAND .........................................................................................................................................19

2.1

Command Format ................................................................................................................... 19

2.2

Command List ......................................................................................................................... 19

2.3

Power-ON Clear Function ...................................................................................................... 21

DETAILS OF COMMANDS ................................................................................................................ 22

3.1

Video RAM Batch Clear Command ....................................................................................... 22

3.2

Display Control Command ..................................................................................................... 23

3.3

Background Color/Frame Color Control Command ........................................................... 26

3.4

3-Channel Independent Display ON/OFF Command .......................................................... 27

3.5

Character Color Reverse ON/OFF Command ..................................................................... 28

3.6

Blue Back ON/OFF Command ............................................................................................... 30

3.7

Character Address Bank Select Command ......................................................................... 31

3.8

Output Switch Control Command ......................................................................................... 32

3.9

Character Display Position Control Command ................................................................... 34

3.10 Write Address Control Command ......................................................................................... 36

3.11 Output Pin Control Command ............................................................................................... 37

3.12 Character Size Control Command ........................................................................................ 38

3.13 3-Channel Background Control Command ......................................................................... 39

3.14 Initial Status Setting Command ............................................................................................ 43

3.15 Display Character Control Command .................................................................................. 45

3.16 Test Mode .................................................................................................................................48

TRANSFERRING COMMANDS ........................................................................................................ 49

4.1

1-Byte Command .....................................................................................................................49

4.2

2-Byte Command .....................................................................................................................49

4.3

2-Byte Successive Commands ............................................................................................. 50

4.4

Successive Input of Command ............................................................................................. 51

4.4.1 When 2-byte successive command end code is not used ........................................................... 51

4.4.2 When 2-byte successive command end code is used ................................................................. 51

CHARACTER PATTERNS ................................................................................................................. 52

ELECTRICAL CHARACTERISTICS ................................................................................................. 60

APPLICATION CIRCUIT EXAMPLE ................................................................................................. 65

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