Texas Instruments TVP5147M1PFP manual VBUS Register Definitions, VDP Closed Caption Data Register

Models: TVP5147M1PFP

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2.12 VBUS Register Definitions

Functional Description

2.12 VBUS Register Definitions

2.12.1VDP Closed Caption Data Register

Subaddress

80 051Ch−80 051Fh

Read only

Subaddress

7

6

5

4

3

2

1

0

 

 

 

 

 

 

 

 

 

80 051Ch

 

 

 

Closed caption field 1 byte 1

 

 

 

 

 

 

 

 

 

 

 

80 051Dh

 

 

 

Closed caption field 1 byte 2

 

 

 

 

 

 

 

 

 

 

 

80 051Eh

 

 

 

Closed caption field 2 byte 1

 

 

 

 

 

 

 

 

 

 

 

80 051Fh

 

 

 

Closed caption field 2 byte 2

 

 

 

These registers contain the closed caption data arranged in bytes per field.

2.12.2VDP WSS Data Register

Subaddress

80 0520h−80 0526h

WSS NTSC (CGMS):

Read only

Subaddress

7

6

5

4

3

2

1

0

Byte

 

 

 

 

 

 

 

 

 

 

80 0520h

 

 

b5

b4

b3

b2

b1

b0

WSS field 1 byte 1

 

 

 

 

 

 

 

 

 

 

80 0521h

b13

b12

b11

b10

b9

b8

b7

b6

WSS field 1 byte 2

 

 

 

 

 

 

 

 

 

 

80 0522h

 

 

b19

b18

b17

b16

b15

b14

WSS field 1 byte 3

 

 

 

 

 

 

 

 

 

 

80 0523h

 

 

 

Reserved

 

 

 

 

 

 

 

 

 

 

 

 

 

 

80 0524h

 

 

b5

b4

b3

b2

b1

b0

WSS field 2 byte 1

 

 

 

 

 

 

 

 

 

 

80 0525h

b13

b12

b11

b10

b9

b8

b7

b6

WSS field 2 byte 2

 

 

 

 

 

 

 

 

 

 

80 0526h

 

 

b19

b18

b17

b16

b15

b14

WSS field 2 byte 3

These registers contain the wide screen signaling data for NTSC.

Bits 0−1 represent word 0, aspect ratio

Bits 2−5 represent word 1, header code for word 2

Bits 6−13 represent word 2, copy control

Bits 14−19 represent word 3, CRC

PAL/SECAM:

Read only

Subaddress

7

6

5

4

3

2

1

0

Byte

 

 

 

 

 

 

 

 

 

 

80 0520h

b7

b6

b5

b4

b3

b2

b1

b0

WSS field 1 byte 1

 

 

 

 

 

 

 

 

 

 

80 0521h

 

 

b13

b12

b11

b10

b9

b8

WSS field 1 byte 2

 

 

 

 

 

 

 

 

 

 

80 0522h

 

 

 

Reserved

 

 

 

 

 

 

 

 

 

 

 

 

 

80 0523h

 

 

 

Reserved

 

 

 

 

 

 

 

 

 

 

 

 

 

 

80 0524h

b7

b6

b5

b4

b3

b2

b1

b0

WSS field 2 byte 1

 

 

 

 

 

 

 

 

 

 

80 0525h

 

 

b13

b12

b11

b10

b9

b8

WSS field 2 byte 2

 

 

 

 

 

 

 

 

 

 

80 0526h

 

 

 

Reserved

 

 

 

 

PAL/SECAM:

Bits 0−3 represent group 1, aspect ratio

Bits 4−7 represent group 2, enhanced services

Bits 8−10 represent group 3, subtitles

Bits 11−13 represent group 4, others

SLES140A—March 2007

TVP5147M1PFP

73

Page 81
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Texas Instruments TVP5147M1PFP manual VBUS Register Definitions, VDP Closed Caption Data Register, VDP WSS Data Register