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Altera_Forum's avatar
Altera_Forum
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11 years ago

Arriav V FPGA doesn't work.

Hello, everyone : I have a problem in my design. Arriav V FPGA can download successfully, but it does not work. I use combinational logic to assign 55AA in my VHDL code. After I download it to FPG...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
11 years ago

Are you sure the device is configuring? I assume you're configuring via JTAG and the Quartus II programmer is confirming that configuration was successful?

If you can confirm that the device is configuring then check the DEV_OE pin. That pin can be used to tri-state all I/O on the device.