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

(2) For LSB first

1-byte commands

Function

Video RAM batch clear

Character display control

Background/rim color control

3-channel independent display on/off

Character reverse on/off

(LSB)

D0 D1 D2 D3 D4 D5 D6 D7

0

0

0

0

0

0

0

0

BL0 BL1 LC DO

1

0

0

0

BFC B

G

R

0

1

0

0

DOC DOB DOA 0

1

1

1

0

BCRE 0

0

1

1

1

0

0

2-byte commands

(LSB)

Function

D0 D1 D2 D3 D4 D5 D6 D7 D8 D9 D10 D11 D12 D13 D14 D15

Character display position control

V3 V4 0 0 0 0 0 1 H0 H1 H2 H3 H4 V0 V1 V2

Write address control

AR3 0 0 1 0 0 0 1 AC0 AC1 AC2 AC3 AR4 AR0 AR1 AR2

Output pin control

0 0 1 1 1 0 0 1 AR0 AR1 AR2 AR3 0 0 VC1 VC2

Character size control

0 0 0 1 1 0 0 1 AR0 AR1 AR2 AR3 0 0 S 0

3-channel independent background control BA1 1 0 0 1 1 0 1 BFC BC0 BC1 BFB BB0 BB1 BFA BA0

Test modeNote

T8 0 0 0 1 1 0 1 T0 T1 T2 T3 T4 T5 T6 T7

Note Not to be used

2-byte continuous command

Function

Displayed character control

(LSB)

D0 D1 D2 D3 D4 D5 D6 D7 D8 D9 D10 D11 D12 D13 D14 D15

VC2 BL B G R RV 1 1 C0 C1 C2 C3 C4 C5 C6 C7

Note

Note C7 bit is “don’t care” at the µPD6462. However, this data sheet explains the µPD6462 with “0” in the C7 bit.

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