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Altera_Forum
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15 years ago

Cyclone III and EPCS4

Hi, i am trying to start Cyclone III with EPSC4. I write VHDL code wich toggles one of FPGA pins, but nothing happens, Quartus is programming the flash device - programmer says that everything is ok,...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
15 years ago

i remove diodes, i check pins with oscilloscope up to 200MHz, i connect oscilliscope to nSTATUS and CONF_DONE and nCE, when powers goes up - nothing happend, everything is on 0V level