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Altera_Forum
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13 years ago

Debugging JTAG for cyclone III

Hi, I have just finished my very first FPGA board, with an EP3C5E144C8N programmed by JTAG (no AS). I have attached the design in *zip.files (actually it is the old circuit, I changed thing a b...
Altera_Forum's avatar
Altera_Forum
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13 years ago

One thing that's not right according to Cyclone handbook:

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Do not leave the MSEL pins floating.

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I have tried to solder the pad below the FPGA.

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That's in fact essential.