AK8850 Datasheet, PDF (71/99 Pages) Asahi Kasei Microsystems – NTSC Digital Video Decoder

ASAHI KASEI
[AK8850]
INPUT SIGNAL SELECT REGISTER ( R / W ) [ SUB ADDRESS 0x01 ]
Register to select the input signal.
Sub Address 0x01
bit 7
bit 6
Reserved Reserved
0
0
bit 5
SYNCIN1
0
bit 4
bit 3
SYNCIN0
INSEL3
Default Value
1
0
bit 2
INSEL2
0
Default Value : 0x11
bit 1
bit 0
INSEL1
INSEL0
0
1
Input Select Register Definition
BIT Register Name
bit 0
INSEL0
~
~
Input Select bit
bit 3
INSEL3
bit 4 SYNCIN0
~
SYNCIN Select bit
bit 5 SYNCIN1
bit 6
Reserved Reserved bit
bit 7
R/W Definition
Select the Input video signal
INSEL3 INSEL0
R/W 0000 : No Input
0001 : AIN1 Composite [Default]
0010 : AIN2 Composite
0011 : AIN3 Composite
0110 : AIN2 Y
AIN4 C
0111 : AIN3 Y
AIN5 C
1011 : AIN3 Y
AIN5 U
AIN6 V
Select the video signal for the Clamp timing
R/W generator.
SYNC1: SYNC0
00 : No Input
01 : SYNC1 timing [Default]
10 : SYNC2 timing
11 : SYNC3 tiimng
R/W Reserved bit
Supplement bit3 - bit0 bit3=1: component , bit2=1: Y/C Video input
Rev.0
71
2003/01