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FPGA Video Processing Development Platform AV6045 User Manual
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9013_D[14]
AB15
9013_D[15]
R11
9013_D[16]
AA16
9013_D[17]
T11
9013_D[18]
W14
9013_D[19]
V13
9013_D[20]
W15
9013_D[21]
Y14
9013_D[22]
Y16
9013_D[23]
AB16
Part 4.5: Video input interface
Select Techwell TW2867, input 4 composite video signals,
PAL/NTSC/SECAM automatic identification, output BT656, multiplexable bus,
FPGA-side demultiplexing, save IO
Among them, the IIC interface and reset pin of TW2867 are connected to
STM32F103, and the TW2867 is initialized and controlled by STM32F103.
Other pins are connected to FPGA.