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Altera_Forum
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14 years ago

Compact FLash UDMA Mode Problem

Hello, I'm designing a board with EP2S30 and a compact flash as a compact flash reader board. FPGA drives the Compact Flash pins. Pins are set as LVCMOS and weak pull ups enabled in data pin...
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Altera_Forum
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13 years ago

hello,eakdemir

I used an EP3C25Q to read a sandisk extreme CF card by UDMA, but the CF card pin42 also the IO_RDY signal is always low, and reading from the CF, there is only the first word and the DSTROBE didn't change ever, I think there may be something wrong with the pin42 or any configuration needed to use the UDMA, could you give me some advice. thanks

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