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PeterToo's avatar
PeterToo
Icon for New Contributor rankNew Contributor
5 years ago

Cyclone IV FPGA startup issue

I am using the EP4CE40 FPGA with EPCS128 configuration device, and having problem on power up. What happen was it used to power up fine. But after I made some changes to my code and compiled, the F...
JohnT_Altera's avatar
JohnT_Altera
Icon for Regular Contributor rankRegular Contributor
5 years ago

Hi,


I would recommend you to measure the nConfig, nStatus and CONF_DONE pin to see what is actually happening on the failure board.