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A User Interface Source Codes 6 1 1 1 FPGA L a b k i t ADV7185 Video Decoder C o n f i g u r a t i o n I n i t Cr ea ted Author Nathan I c k e s Register 0 d e f i n e INPUT SELECT 4 h0 0 CVBS on AIN1 c o m p o s i t e v i d e o i n 7 Y on AIN2 C on AIN5 s v i d e o i n These a r e t h e o n l y c o n f i g u r a t i o n s s u p p o r t e d by t h e 6 1 1 1 l a b k i t hardware 4 h0 d e f i n e INPUT MODE 0 A u t o d e t e c t NTSC o r PAL BGHID w o p e d e s t a l 1 A u t o d e t e c t NTSC o r PAL BGHID w p e d e s t a l 2 A u t o d e t e c t NTSC o r PAL N w o p e d e s t a l 3 A u t o d e t e c t NTSC o r PAL N w p e d e s t a l 4 NTSC w o p e d e s t a l 5 NTSC w p e d e s t a l 6 NTSC 4 4 3 w o p e d e s t a l 7 NTSC 4 4 3 w p e d e s t a l 8 PAL BGHID w o p e d e s t a l 9 PAL N w p e d e s t a l A PAL M w o p e d e s t a l B PAL M w p e d e s t a l C PAL co mbina tio n N D PAL co mbina tio n N w p e d e s t a l E F Not v a l i d d e f i n e ADV7185 REGISTER 0 INPUT MODE INPUT SELECT Register 1 define 0 1 2 3 define 0 1 define VIDEO QUALITY Br o a dca st q u a l i t y TV q u a l i t y VCR q u a l i t y Surveillance quality SQUARE PIXEL IN MODE Normal mode Square p i x e l mode DIFFERENTIAL INPUT 2 h0 1 b0 1 b0 1 0 1 define 0 1 define 0 1 define 0 1 S i n g l e ended i n p u t s D i f f e r e n t i a l inputs 1 b0 FOUR TIMES SAMPLING Standard sa mpling r a t e 4 x sa mpling r a t e NTSC o n l y BETACAM 1 b0 Standard v i d e o i n p u t Betacam v i d e o i n p u t AUTOMATIC STARTUP ENABLE 1 b1 Change o f i n p u t t r i g g e r s r e a c q u i r e Change o f i n p u t do es not t r i g g e r r e a c q u i r e d e f i n e ADV7185 REGISTER 1 AUTOMATIC STARTUP ENABLE 1 b0 BETACAM FOUR TIMES SAMPLING DIFFERENTIAL INPUT SQUARE PIXEL IN MODE VIDEO QUALITY Register 2 define 0 1 2 3 4 5 6 7 define 0 1 2 3 Y PEAKING FILTER Composite 4 5 dB s v i d e o Composite 4 5 dB s v i d e o Composite 4 5 dB s v i d e o Composite 1 2 5 dB s v i d e o Composite 0 0 dB s v i d e o Composite 1 25dB s v i d e o Composite 1 75dB s v i d e o Composite 3 0dB s v i d e o CORING No c o r i n g Truncate i f Y b l a c k 8 Truncate i f Y b l a c k 16 Truncate i f Y b l a c k 32 3 h4 9 2 5 dB 9 2 5 dB 5 7 5 dB 3 3 dB 0 0 dB 3 0dB 8 0dB 8 0dB 2 h0 d e f i n e ADV7185 REGISTER 2 3 b000 CORING Y PEAKING FILTER Register 3 d e f i n e INTERFACE SELECT 0 P h i l i p s c o m p a t i b l e 1 B r o k t r e e API A c o m p a t i b l e 2 B r o k t r e e API B c o m p a t i b l e 3 Not v a l i d d e f i n e OUTPUT FORMAT 0 1 0 b i t LLC 4 2 2 CCIR656 1 2 0 b i t LLC 4 2 2 CCIR656 2 1 6 b i t LLC 4 2 2 CCIR656 3 8 b i t LLC 4 2 2 CCIR656 2 h0 4 h0 2 4 1 2 b i t LLC 4 1 1 5 F Not v a l i d Note t h a t t h e 6 1 1 1 l a b k i t hardware p r o v i d e s o n l y a 10 b i t i n t e r f a c e t o t h e ADV7185 1 b0 d e f i n e TRISTATE OUTPUT DRIVERS 0 D r i v e r s t r i s t a t e d when OE i s hig h 1 D r i v e r s a lwa ys t r i s t a t e d d e f i n e VBI ENABLE 1 b0 0 Decode l i n e s d u r i n g v e r t i c a l b l a n k i n g i n t e r v a l 1 Decode o n l y a c t i v e v i d e o r e g i o n s d e f i n e ADV7185 REGISTER 3 VBI ENABLE TRISTATE OUTPUT DRIVERS OUTPUT FORMAT INTERFACE SELECT Register 4 define 0 1 define 0 1 1 b0 OUTPUT DATA RANGE Output v a l u e s r e s t r i c t e d t o CCIR c o m p l i a n t …
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