mc44724 Freescale Semiconductor, Inc, mc44724 Datasheet - Page 36

• Manufacturer Part Number: mc44724
• Description: Digital Video Encoder
• Manufacturer: Freescale Semiconductor, Inc

Sub-address 87 :Closed caption/CGMS
Register 87
This document contains information on a new product. Specifications and information herein are subject to change without notice.
MSB
CC2_flag CC1_flag CC_null
CC2_flag : Closed Caption Status Flag for field2/field1
CC1_flag :
CC_null : Automatically set the null code when the data is send to doubled
WSS
CGMS : CGMS information data insertion On-Off
CC2
CC1
: closed caption/extended data for field2 encoding On-Off
: closed caption/extended data for field1 encoding
: WSS information data insertion On-Off
buffer
default 00h
00 : Automatically set to " 11 " at when 2-byte Closed
0 : Keep data registers
1 : Automatically set the null code
0 : WSS information data insertion Off
1 : WSS information data insertion On
0 : CGMS information data insertion Off
1 : CGMS information data insertion On
0 : closed caption/extended data for field2 encoding Off
1 : closed caption/extended data for field2 encoding On
0 : closed caption/extended data for field1 encoding Off
1 : closed caption/extended data for field1 encoding On
Caption data are written, and then will be cleared to "00"
when the data is send to doubled buffer
No.
36
-
WSS
CGMS
CC2
MC44724/5 Rev 0.21 03/25/97
CC1
LSB