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A popular manufacturer of FPGAs (Field Programmable Gate Arrays) and CPLDs (Complex Programmable Logic Devices).

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Zynq - Configuring SPI clock to idle high

I also had some trouble with the Zynq SPI peripheral and as DoxyLover pointed out it has to do with the clock line being set to High-Z in Linux when data isn't being transferred. I solved this by brin …
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  • 532
1 vote

How to interface UART with BRAM in xilinx virtex 5

Based on your second screen capture you are reading at addressb=1 NOT addressb=0. RdB gets set high in the "reading" state and addressb gets incremented, but these values do not get read out of the …
ks0ze's user avatar
  • 532
1 vote

Simple binary adder works only partially

I can't say for sure this will help, but I find the "pipeline" process in the "adder" entity to be unusual. I would use an elsif on the rising_edge of clock and remove A and B from the sensitivity lis …
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  • 532
1 vote

Moving a large dataset from the PS to PL on a zynq device?

If this is the case I would suggest looking into using the Direct Memory Access (DMA) IPs provided by Xilinx. …
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  • 532