CS4954 datasheet(43/56 Pages) CIRRUS

номер детали	CS4954

подробное описание детали	NTSC/PAL Digital Video Encoder

PDF	56 Pages

Scroll/Zoom	100%

производитель	CIRRUS [Cirrus Logic]

домашняя страница	http://www.cirrus.com

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CS4954 CS4955

DS278PP4

Closed Caption Data Register

Address

×19

CC_21_1

Read/Write

Default Value = 00h

×1A

CC_21_2

00h

×1B

CC_284_1

00h

×1C

CC_284_2

00h

Wide Screen Signaling Register 0

Address

×1E

WSS_REG_0

Read/Write

Default Value = 00h

Bit

Mnemonic

Function

7:0

CC_21_1

first closed caption databyte of line 21

7:0

CC_21_2

second closed caption databyte of line 21

7:0

CC_284_1

first closed caption databyte of line 284

7:0

CC_284_2

second closed caption databyte of line 284

Bit Number

65432

Bit Name

WSS_23

WSS_22

WSS_21

WSS_20

WSS_19

WSS_18

WSS_17

WSS_16

Default

00000

Bit

Mnemonic

Function

WSS_23

Enable wide screen signalling (enable =1)

WSS_22

PAL: enable WSS (enable = 1) on line 23 of field 2,

NTSC: don’t care

WSS_21

PAL: group 4, bit 13, NTSC: don’t care

WSS_20

PAL: group 4, bit 12, NTSC: don’t care

WSS_19

PAL: group 4, bit 11, NTSC: bit 20

WSS_18

PAL: group 3, bit 10, NTSC: bit 19

WSS_17

PAL: group 3, bit 9, NTSC: bit 18

WSS_16

PAL: group 3, bit 8, NTSC: bit 17

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