7

µPD6461, 6462

CONTENTS

1.

MASK CODE OPTIONS ...........................................................................................................................

8

1.1

MASK CODE OPTIONS ..................................................................................................................................

8

1.2

HOW TO SELECT MASK OPTIONS .............................................................................................................

9

1.3

APPLICATION BLOCK DIAGRAMS .............................................................................................................. 10

1.4

1.4.1

Character Signal Output When Option A is Selected .................................................................. 14

1.4.2

Character Signal Output When Option B is Selected .................................................................. 15

1.4.3

Character Signal Output When Option C is Selected .................................................................. 16

1.4.4

1.5

OUTPUTTING BACKGROUND ...................................................................................................................... 18

2.

COMMANDS ............................................................................................................................................. 19

2.1

COMMAND FORMAT ..................................................................................................................................... 19

2.2

COMMANDS AND THEIR BITS ..................................................................................................................... 19

2.3

POWER-ON CLEAR FUNCTION ................................................................................................................... 21

3.

COMMAND DETAILS ............................................................................................................................... 22

3.1

VIDEO RAM BATCH CLEAR COMMAND .................................................................................................... 22

3.2

CHARACTER DISPLAY CONTROL COMMAND .......................................................................................... 23

3.3

BACKGROUND/RIM COLOR CONTROL COMMAND ................................................................................. 24

3.4

3-CHANNEL INDEPENDENT DISPLAY ON/OFF COMMAND .................................................................... 25

3.5

CHARACTER REVERSE ON/OFF COMMAND ............................................................................................ 26

3.6

CHARACTER DISPLAY POSITION CONTROL COMMAND ....................................................................... 28

3.7

WRITE ADDRESS CONTROL COMMAND ................................................................................................... 30

3.8

OUTPUT PIN CONTROL COMMAND ........................................................................................................... 31

3.9

CHARACTER SIZE CONTROL COMMAND ................................................................................................. 32

3.10

3-CHANNEL INDEPENDENT BACKGROUND CONTROL COMMAND ..................................................... 33

3.11

TEST MODE COMMAND ................................................................................................................................35

3.12

DISPLAYED CHARACTER CONTROL COMMAND .................................................................................... 35

4.

COMMAND TRANSFER .......................................................................................................................... 38

4.1

1-BYTE COMMANDS ...................................................................................................................................... 38

4.2

2-BYTE COMMANDS ...................................................................................................................................... 38

4.3

2-BYTE CONTINUOUS COMMAND .............................................................................................................. 38

4.4

CONTINUOUS INPUT OF COMMAND .......................................................................................................... 39

4.4.1 When End Code is Not Used ............................................................................................................. 39

4.4.2 When End Code is Used .................................................................................................................... 39

5.

CHARACTER PATTERNS ....................................................................................................................... 40

6.

ELECTRICAL CHARACTERISTICS ....................................................................................................... 50

7.

APPLICATION CIRCUIT EXAMPLE ....................................................................................................... 54

8.

PACKAGE DRAWINGS ........................................................................................................................... 55

9.

RECOMMENDED SOLDERING CONDITIONS .................................................................................... 57