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Altera_Forum
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12 years ago

Active serial programming not working Cyclone II starter development board

I am using Quartus II free web edition, 12.1 Build 177, not whatever was on CD that came in the starter kit, EP2C20F484C7N, (I used this version okay with CPLD EPM1270. The board has a EPCS4...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
12 years ago

For Altera DE0 board, when I flash the .pof file using the programmer, I get the below error:

"Error (209025): Can't recognize silicon ID for device 1"

Can anyone tell me what could be the cause for this?