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Altera_Forum
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9 years ago

EPCS4 Device Programs and Verifies, but does not configure Cyclone III

I have been using Quartus with a USB-Blaster cable to program these devices. The supply shows current increase whilst programming and the verify check runs and also completes successfully. I h...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
9 years ago

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Can you program the SOF file? does it work?

What is the programming method you use? Do you use JTAG cable to program the EPCS? or you use AS programming mode?

Does nCE should have pull-down 10kohm to gnd?

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Using AS mode.

Yes also nCE has a pulldown, and is being driven high while programming.

I'm getting a verification check passed when programming then everything goes silent. Power has been checked on the FPGA.