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Altera_Forum
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18 years ago

Cyclone II configuration problem

I am debugging a new board which uses an EP2C5Q208C8 and an EPCS4SI8N. I was able to configure the EP2C5 several times using JTAG, and had many things working. However, the EP2C5 now appears n...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
18 years ago

Check the JTAG signals TCK, TMS, TDO and TDI on an oscilloscope while downloading the files. If they are all fine, then your device is fine too.