HMP8190 查看數據表（PDF） - Intersil

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HMP8190

NTSC/PAL Video Encoder

Intersil 

HMP8190, HMP8191

TABLE 6. BT.656 ANCILLARY DATA FORMAT FOR CLOSED CAPTIONING DATA

PIXEL INPUT

P15

P14

P13

P12

P11

P10

Preamble 1

0

0

0

0

0

0

Preamble 2

1

1

1

1

1

1

Preamble 3

1

1

1

1

1

1

Data ID

ep#

ep

1

1

0

0

Data Block Number

ep#

ep

0

0

0

0

Data Word Count

ep#

ep

0

0

0

0

Caption Register Byte 3

ep#

ep

0

0

bit 15

bit 14

Caption Register Byte 1

ep#

ep

0

0

bit 11

bit 10

Caption Register Byte 1

ep#

ep

0

0

bit 7

bit 6

Caption Register Byte 0

ep#

ep

0

0

bit 3

bit 2

CRC

P14#

X

X

X

X

X

NOTE:

The even parity (EP and EP#) bits are ignored.

Line = Data Register Select: 0 = Line 21; 1 = 284.

X = Don’t Care.

P9

0

1

1

0

0

0

bit 13

bit 9

bit 5

bit 1

X

P8

0

1

1

Line

1

1

bit 12

bit 8

bit 4

bit 0

X

CLOSED

CAPTIONING

ENABLE BITS

00

01

10

11

TABLE 7. CLOSED CAPTIONING MODES

CAPTIONING REGISTER

284A

21A

OUTPUT LINE(S)

284B

21B

None

Ignored

Ignored

21 (NTSC)

18 (M PAL)

22 (Other PAL)

Ignored

Caption Data

284 (NTSC)

281 (M PAL)

335 (Other PAL)

Caption Data

Ignored

21, 284 (NTSC)

18, 281 (M PAL)

22, 335 (Other PAL)

Caption Data

Caption Data

WRITE STATUS BIT

284

Always 1

Always 1

21

Always 1

0 = Loaded

1 = Output

0 = Loaded

1 = Output

Always 1

0 = Loaded

1 = Output

0 = Loaded

1 = Output

TABLE 8. BT.656 ANCILLARY DATA FORMAT FOR WIDESCREEN SIGNALLING DATA

PIXEL INPUT

P15

P14

P13

P12

P11

P10

Preamble 1

0

0

0

0

0

0

Preamble 2

1

1

1

1

1

1

Preamble 3

1

1

1

1

1

1

Data ID

ep#

ep

1

1

0

0

Data Block Number

ep#

ep

0

0

0

0

Data Word Count

ep#

ep

0

0

0

0

WSS Data Nibble 3

ep#

ep

0

0

0

0

WSS Data Nibble 2

ep#

ep

0

0

bit 11

bit 10

WSS Data Nibble 1

ep#

ep

0

0

bit 7

bit 6

WSS Data Nibble 0

ep#

ep

0

0

bit 3

bit 2

WSS CRC Nibble 1

ep#

ep

0

0

0

0

WSS CRC Nibble 0

ep#

ep

0

0

bit 3

bit 2

Reserved

ep#

ep

0

0

0

0

Reserved

ep#

ep

0

0

0

0

CRC

P14#

X

X

X

X

X

NOTE:

The even parity (EP and EP#) bits are ignored.

Line = Data Register Select: 0 = Line 20; 1 = 283.

The WSS CRC data bits are ignored during PAL operation but must be included in the transfer.

X = Don’t Care.

P9

0

1

1

1

0

1

bit 13

bit 9

bit 5

bit 1

bit 5

bit 1

0

0

X

P8

0

1

1

Line

1

0

bit 12

bit 8

bit 4

bit 0

bit 4

bit 0

0

0

X

10

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