lc74793 Sanyo Semiconductor Corporation, lc74793 Datasheet - Page 18

• Manufacturer Part Number: lc74793
• Description: Vps/pdc Slicer Ic
• Manufacturer: Sanyo Semiconductor Corporation

Command 10 (VPS/PDC control command 6)
• First byte
• Second byte
Note: All registers are cleared to 0 when the IC is reset by the RST pin.
DA 0 to 7
DA 0 to 7
7
6
5
4
3
2
1
0
7
6
5
4
3
2
1
0
LKASLC
Register
Register
HXALL2
MSKH1
SLH3
SLH2
SLH1
KMW
—
—
—
—
—
—
—
—
—
Status
Status
1
1
1
1
1
0
1
0
0
0
1
0
1
0
1
0
1
0
1
0
1
0
1
First byte identification bit
Command A identification code.
VPS/PDC control settings 6.
Second byte identification bit
Slice data discrimination time: Normal
Discriminates the vertical return period data in all modes
Normal operation
Always in the locked state
AFC: A mask is applied to the horizontal signal
Forcibly set to high or low only during the CSYNC period
MODE
0
1
2
3
4
5
6
7
0
0
0
0
1
1
1
1
S321
0
0
1
1
0
0
1
1
LC74793, 74793JM
0
1
0
1
0
1
0
1
Contents
Contents
1 1 1 1 1 1 x x 0 0 0 0 0 0 x x
0 0 0 0 0 0 x x 1 1 1 1 1 1 x x
1 1 1 1 1 x x x 0 0 0 0 0 x x x
0 0 0 0 0 x x x 1 1 1 1 1 x x x
x x 1 1 1 1 1 1 0 0 0 0 0 0 x x
x x 0 0 0 0 0 0 1 1 1 1 1 1 x x
1 1 1 x 0 0 0 x
0 0 0 x 1 1 1 x
Function
Function
Clock discrimination
VPS/PDC data discrimination period
setting
Clock discrimination method switching
Notes
Notes
No. 5966-18/24