CS4955-CQZ データシートの表示（PDF） - Cirrus Logic

部品番号

コンポーネント説明

メーカー

CS4955-CQZ

NTSC/PAL Digital Video Encoder

Cirrus Logic 

CS4954 CS4955

Control Register 2

Address

Bit Number

Bit Name

Default

0×02

CONTROL_2 Read/Write

Default Value = 00h

7

6

5

OUTPUT FORMAT

0

0

0

4

TTX WST

0

3

TTX EN

0

2

SYNC_DLY

0

1

XTAL

0

0

SC_EN

0

Bit

Mnemonic

Function

selects the output through the DACs

000 :

rgb, s-video, composite1 (6 DACs) (default)

001 :

yuv, s-video, composite1 (6 DACs)

7:5

OUTPUT FORMAT 010 :

s-video, composite1, composite2, (4 DACs)

011 :

rgb, composite1, composite2 (5 DACs)

100 :

yuv, composite1, composite2 (5 DACs)

101-111:

don’t care

To select between world standard (NTSC), world standard (PAL), or north

american teletext standard during NTSC or PAL modes (1 = WST TTX) (default

is 0)

In NTSC-M or PAL-M mode. This bit works in conjunction with the TV FORMAT

register.

4

TTX WST

0:

NABTS, if TV FORMAT is NTSC or PAL-M

1:

WST (NTSC), if TV FORMAT is NTSC or PAL-M

0:

Europe TTX, if TV FORMAT is PAL-B, G..., N

1:

WST (PAL), if TV FORMAT is PAL-B, G, ..., N

3

TTX EN

Enable teletext process (1 = enable)

2

SYNC DLY

Slave mode 1 pixel sync delay (1 = enable)

1

XTAL

Crystal oscillator for subcarrier adjustment enable (1 = enable)

0

BU DIS

Chroma burst disable (1 = disable)

40

DS278F6

Share Link: