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VDIN[19−12]
Cr Buffer (1280 bytes)
Cb Buffer (1280 bytes)
8
8
64
64
CRSRCA
CBSRCA
Y Buffer (2560 bytes)
VDIN[9−2]
8
64
Capture FIFO
YSRCA
VideoPortFIFO
ForY/Cvideocapture,theFIFOisconfiguredasasinglechannelsplitintoseparateY,Cb,andCrbuffers
withseparatewritepointersandreadregisters(YSRCA,CBSRCA,andCRSRCA).Figure1-4showshow
YdataisreceivedontheVDIN[9-2]halfofthebusandCb/CrdataisreceivedontheVDIN[19-12]halfof
thebusandde-multiplexedintotheCbandCrbuffers.
Figure1-4.Y/CVideoCaptureFIFOConfiguration
22OverviewSPRUEM1–May2007
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