UPD6461GS Просмотр технического описания (PDF) - NEC => Renesas Technology

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производитель

UPD6461GS

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

NEC => Renesas Technology 

µPD6461, 6462

1.4.3 Character Signal Output When Option C is Selected

Option C

The VC1 and VC2 bits of the output pin control command can be used to specify whether the characters in columns 0 to

11 of each row and those in columns 12 to 23 are output to the VC1 channel or to the VC2 channel.

Display example

Display in viewfinder

0

11 12

23

YOKOHAMA

BAY BRIDGE

TAPE

BATT

1/1000

Information that is only to be displayed,

such as alarms and tape count

0000

REC

AM 11:30

1991. 2.22

Information that is also to be recorded

onto the video tape, such as date and title

Output example with mask code option C specified

Characters output via RGB channel

(colored characters)

TAPE

BATT

1/1000

Characters output via VC1 channel

(specified rows)

TAPE

BATT

1/1000

Characters output via VC2 channel

(specified characters)

YOKOHAMA

BAY BRIDGE

0000

REC

• The RGB channel does not output

the characters for which the VC2

channel has been specified.

16

0000

REC

• In the case of setting VC2 bit to 0, the

VC1 channel outputs the characters

of columns 0 to 23 in specified rows

for which the VC1 bit is set to 0, or the

characters of columns 0 to 11 in

specified rows for which the VC1 bit is

set to 1, excluding the characters for

which the VC2 channel specified.

• In the case of setting VC2 bit to 1, the

VC1 channel outputs the characters

of columns 12 to 23 in specified rows

for which the VC1 bit is set to 0, and

the rows for which the VC1 bit is set

to 1 are not output (the VC1 pin is

fixed to low level), excluding the

characters for which the VC2 channel

specified.

AM 11:30

1991. 2.22

• In the case of setting VC1 bit to 0, the

VC2 channel outputs the characters

of columns 0 to 11 in specified rows

for which the VC2 bit is set to 1, and

the rows for which the VC2 bit is set

to 0 are not output (the VC2 pin is

fixed to low level).

• In the case of setting VC1 bit to 1, the

VC2 channel outputs the characters

of columns 12 to 23 in specified rows

for which the VC2 bit is set to 0, or the

characters of columns 0 to 23 in

specified rows for which the VC2 bit is

set to 1.

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