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Altera_Forum's avatar
Altera_Forum
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17 years ago

EPC16 does not configure EP2C35 at high temperature

Folks, I have been debugging this issue where the EPC16 device I use does not configure the EP2C35 (Cyclone II) device - at slightly high temperature. I can make it configure by cooling down bo...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
17 years ago

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In PS mode, DCLK is controlled by the configuration device. But it's apparently never starting configuration, although all prerequisites are met according to the waveform.

Another question: What happens, if you start a configuration manually through EPC16 JTAG interface?

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Yes the EPC16 definitely looks like the culprit here.

The device programs fine via JTAG.