UPD6461GS データシートの表示（PDF） - NEC => Renesas Technology

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UPD6461GS

CMOS LSI CHIP FOR CAMCORDER ON-SCREEN CHARACTER DISPLAY (12 ROWS × 24 COLUMNS)

NEC => Renesas Technology 

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 DISPLAY IN RGB+VC1+VC2 MODE ................................................................................................................ 11

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 Display of VC2-Specified Characters ............................................................................................... 17

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

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