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Altera_Forum
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13 years ago

Cyclone IV JTAG Working, Configuration Not

This is the first time I have had a design around an Altera part not load properly. I am sure it is my fault, but I am running out of things to check. This is with a Cyclone IV EP4CE10E22C8N. Both of...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
13 years ago

During my troubleshooting, I took the serial configuration flash completely off a board and still couldn't get the FPGA to run from a JTAG configuration. As a side note, the M25P40 part from Micron/Numonyx is a drop-in replacement for an EPCS4 and supports 2.3V to 3.6V. That was my plan for serial configuration on the 2.5V board.