AK8851 Datasheet, PDF (72/80 Pages) Asahi Kasei Microsystems – NTSC/PAL/SECAM Digital Video Decoder

ASAHI KASEI
Status 2 Register (R/W) [Sub Address 0x17]
This is to show the internal state of the AK8851
Sub Address 0x17
bit 7
bit 6
Reserved
Reserved
bit 5
Reserved
bit 4
REALFLD
bit 3
WSSDET
bit 2
VBIDDET
bit 1
EXTDET
Status2 Register Definition
BIT Register Name
bit 0
CCDET
Closed Caption Detect
bit 1
EXTDET
Extended Data Detect
bit 2 VBIDDET VBID Data Detect
bit 3 WSSDET WSS Data Detect
bit 4 REALFLD Real Filed
bit 5 Reserved Reserved
bit 6
~
Reserved Reserved
bit 7
R/W Definition
Closed Caption Data detect bit
R 0 : Closed Caption is not detected.
1 : Closed Caption is found.
Extended Data detect bit
R 0 : Extended data is not detected.
1 : Extended data is found.
R VBID data detect bit
0 : VBID data is not detected.
1 : VBID data is found.
R WSS Data detect bit.
0 : WSS data is not detected.
1 : WSS data is found.
1 : WSS Data is found
R Showing the Field status
0 : EVEN Field
1 : ODD Field
R ^Reserved
R Reserved
[AK8851]
bit 0
CCDET
MS0244-E-03
72
Confidential
2005 / 07