Forum Discussion

Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
14 years ago

What is wrong with EPCS4

In my custom board I connected EPCS4 device to Cyclone II on this order. Is this wrong because I was unable to detect EPCS4 device over JTAG. I only want to use JTAG, and in the cyclone II manual ...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
14 years ago

Thank you, that is exactly what I was thinking. Yes I can detect FPGA. So as you are confirming to me all is fine here. Thanks a lot. One more question, is there any way to test external crystal is working?