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Altera_Forum
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11 years ago

problem JTAG programming an EPCQ256

I have a new terasic DE1-Soc rev D. Cyclone V SOC model 5CSEMA5F31C6N. I am unable to get JTAG programming to program the epcq256 on the board using quartus 14. I am able to download and run ...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
11 years ago

That error message usually occurs when the EPCS/EPCQ device is not recognized, i.e., the device on your hardware is not an EPCQ256.

Look at the markings on the EPCQ package and see if its an Altera device. If its not, that is ok, since there are compatible flash devices, but these devices have different Silicon ID codes. When you create the .jic file, click on the Advanced button, and disable the device ID check, and it should work.

Cheers,

Dave