Analog Devices ADV7850 Hardware Manual page 3

5 ANALOG FRONT END ......................................................................................................................................................... 42
5.1 ADC S
AMPLING
5.2 ADC V
S AND OLTAGE
Analog Input Hardware Configuration ............................................................................................................................ 42
5.2.1
Clamp Operation ............................................................................................................................................................... 43
5.2.2
SDP Clamp Operation ....................................................................................................................................................... 43
5.2.3
5.3 A I M
NALOG NPUT
Analog Input Routing Recommendation .......................................................................................................................... 45
5.3.1
5.4 A I
UTOMATIC NPUT
5.5 M I
ANUAL NPUT
Manual Input Muxing ...................................................................................................................................................... 47
5.5.1
5.6 O MUX ........................................................................................................................................................................... 49
VIDEO UTPUT
5.7 SYNC1-3 I
NPUT
Automatic Synchronization Configuration ...................................................................................................................... 51
5.7.1
Manual Synchronization Configuration .......................................................................................................................... 51
5.7.2
5.8 S
YNCHRONIZATION
Synchronization Filter Stage ............................................................................................................................................. 52
5.8.1
Sync Stripper Slice Level .................................................................................................................................................... 53
5.8.2
D-Terminal Connector ...................................................................................................................................................... 53
5.8.3
TRI 1-8 Input Resistor Selection ....................................................................................................................................... 53
5.8.4
Trilevel Input Controls ...................................................................................................................................................... 54
5.8.5
Trilevel Slicer Operation ................................................................................................................................................... 54
5.8.6
Bilevel/Trilevel Selection ................................................................................................................................................... 56
5.8.7
Trilevel Slicer Readbacks ................................................................................................................................................... 57
5.8.8
Programming Trilevel Slicers ............................................................................................................................................ 59
5.8.9
5.8.9.1 Upper Slice Levels ................................................................................................................................................................... 59
5.8.9.2 Lower Slice Levels .................................................................................................................................................................. 62
Fast Blanking Configuration ........................................................................................................................................ 64
5.8.10
SCART Source Selection Control ................................................................................................................................. 65
5.8.11
SCART Fast Blank Timing ........................................................................................................................................... 65
5.8.12
5.9 A A F
NTI LIASING
Description ......................................................................................................................................................................... 66
5.9.1
6 STANDARD DEFINITION PROCESSOR ........................................................................................................................... 69
6.1 SDP B ............................................................................................................................................................................................ 69
LOCK
6.2 SDP S
YNCHRONIZATION
6.3 SDP G S
ENERAL ETUP
Autodetection of SDP Modes ............................................................................................................................................ 70
6.3.1
Pedestal Configuration in SDP Modes .............................................................................................................................. 72
6.3.2
6.4 SDP S R
TATUS EGISTERS
SDP Autodetection Result ................................................................................................................................................. 73
6.4.1
SDP Video Detection ......................................................................................................................................................... 73
6.4.2
Input Status ....................................................................................................................................................................... 74
6.4.3
Macrovision Status ............................................................................................................................................................ 77
6.4.4
Synctip Noise Measurement, Noisy and Very Noisy Signal Detection ............................................................................ 78
6.4.5
Additional SDP Status Registers ....................................................................................................................................... 79
6.4.6
6.5 SDP C C
OLOR ONTROLS
Contrast ............................................................................................................................................................................. 81
6.5.1
Brightness ........................................................................................................................................................................... 81
6.5.2
Saturation .......................................................................................................................................................................... 81
6.5.3
Hue..................................................................................................................................................................................... 81
6.5.4
Rev. A May 2012
C ....................................................................................................................................................................... 42
LOCK
C ............................................................................................................................................................ 42
LAMPS
..................................................................................................................................................................... 45
UXING
M S ........................................................................................................................................... 46
UXING ELECTION
M O ................................................................................................................................................. 47
UXING VERVIEW
C .................................................................................................................................................................. 50
ONTROL
S ................................................................................................................................................................ 52
LICERS
....................................................................................................................................................................... 66
ILTERS
P ................................................................................................................................................ 69
ROCESSING
............................................................................................................................................................................ 70
....................................................................................................................................................................... 73
........................................................................................................................................................................ 80
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ADV7850