MC44725AVFU データシートの表示（PDF） - Motorola => Freescale

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MC44725AVFU

Advanced Digital Video Encoder

Motorola => Freescale 

Freescale Semiconductor, Inc.

Sub-address 87 :Closed caption/CGMS

MSB

Register 87 CC2_flag CC1_flag CC_null CC_parity WSS CGMS CC2

default 00h

LSB

CC1

CC2_flag : Closed Caption Status Flag for field2/field1 ( Read only)

CC1_flag

0 : Automatically set to " 1 " when 2-byte Closed

Caption data are written, and then cleared to "0"

when the data is send to doubled buffer

1 : Do NOT work " 1 " to these bits. " 0 " is correct.

CC_null : Automatically set the null code when the data is send to doubled buffer

0 : Keep the current CC data in the resister.

1 : Automatically set the null code in the CC data resister

CC_parity: CC Parity Generation On-Off

0 : Use parity bit in data. (default)

1 : Automatically generate parity bit.

WSS

: WSS information data insertion On-Off

0 : WSS information data insertion Off

1 : WSS information data insertion On

CGMS : CGMS information data insertion On-Off

0 : CGMS information data insertion Off

1 : CGMS information data insertion On

CC2 : closed caption/extended data for field2 encoding On-Off

0 : closed caption/extended data for field2 encoding Off

1 : closed caption/extended data for field2 encoding On

CC1 : closed caption/extended data for field1 encoding

0 : closed caption/extended data for field1 encoding Off

1 : closed caption/extended data for field1 encoding On

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MC44724A/5A

change without notice.

Rev 0.05 07/15/98

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