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Altera_Forum's avatar
Altera_Forum
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10 years ago

FT2232H write from PC to FPGA not working

I am now using the FT2232H usb chip in FT245 Sync Fifo mode. I tried to write some bytes from PC to FPGA and then read them back. But the following code is not working: what I read back is always 0x5...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
10 years ago

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I believe D_Readed needs to be a registered signal, not a variable.

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I have tried to change D_Readed to a registered signal, but the result is the same. I stuck in this problem for a long time.