UPD6461GS datasheet(25/60 Pages) NEC

Part #	UPD6461GS

Description	CMOS LSI CHIP FOR CAMCORDER ON-SCREEN CHARACTER DISPLAY 12 ROWS x 24 COLUMNS

PDF	60 Pages

Scroll/Zoom	100%

Manufacturer	NEC [NEC]

Direct Link	http://www.nec.com/

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25 / 60 page

µPD6461, 6462

3.4 3-CHANNEL INDEPENDENT DISPLAY ON/OFF COMMAND

This command turns character display on or off independently for each of the three channels.

(1) For MSB-first transfer (Command bits are input starting from the MSB (D7).)

DOA

DOB

DOC

(MSB)

(LSB)

DOA

DOB

DOC

DOA

–

DOB

DOC

When RGB+VC1+VC2 mode is selected

When RGB+3BLK mode is selected

Control bits

Function

Turns off display for RGB channel.

Turns on display for RGB channel.

Turns off display for VC1 channel.

Turns on display for VC1 channel.

Turns off display for VC2 channel.

Turns on display for VC2 channel.

Control bits

Function

Turns off character display (for all channels).

Turns on character display (for all channels).

Don't care

(2) For LSB-first transfer (Command bits are input starting from the LSB (D0). The function of each bit is the same as

that for MSB-first transfer.)

(LSB)

(MSB)

DOC

DOB

DOA

01110

UPD6461GS Datasheet(PDF) 25 Page - NEC