CS4952 View Datasheet(PDF) - Cirrus Logic

Part Name

Description

MFG CO.

CS4952

NTSC/PAL Digital Video Encoder

Cirrus Logic 

CS4952/53

Closed Caption Enable Register

Address 0x18

CC_EN

Bit Number

7

6

5

4

Bit Name

RESERVED

Default

0

0

0

0

Read/Write

3

0

Default Value = 00h

2

1

0

EN_284 EN_21

0

0

0

Bit

Mnemonic

Function

7:2

-

reserved

1

EN_284 enable closed caption for line 284

0

EN_21

enable closed caption for line 21

Closed Caption Data Register

Address

0x19

0x1A

0x1B

0x1C

CC_21_1

CC_21_2

CC_284_1

CC_284_2

Read/Write

Default Value = 00h

00h

00h

00h

Register

Bit

CC_21_1

7:0

CC_21_2

7:0

CC_284_1

7:0

CC_284_2

7:0

Mnemonic

-

-

-

-

Function

first closed caption databyte of line 21

second closed caption databyte of line 21

first closed caption databyte of line 284

second closed caption databyte of line 284

Interrupt Enable Register

Address 0x3B

Bit Number

7

Bit Name

Default

0

INT_EN

6

5

RESERVED

0

0

Read/Write

Default Value = 00h

4

3

2

1

0

EN_21 EN_284 VS_EN

0

0

0

0

0

Bit

Mnemonic

Function

7:3

-

reserved

2

EN_21

interrupt enable for closed caption line 21

1

EN_284 interrupt enable for closed caption line 284

0

VS_EN

interrupt enable for new field

34

DS223PP2

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