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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

Hi,

according to the serial configuration device datasheet (I assume these are used) the EPCS devices are recommended for operation voltages between 2.7 to 3.6VDC, thus supporting the 3.3V and 3.0V I/O standard. Thus the problem might be just wrong power at the Configuration EEPROM....