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Altera_Forum
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8 years ago

Is CPLD required for booting CYCLONE 5 FPGA from QSPI flash.

in cyclone 5- fpga can’t able to fetch the program from spi flash FPGA - cyclone 5 (5cgtfd7d5f27i7n) SPI FLASH - epcq128si16n in our board only one spi flash (configuration flash) is ...
Altera_Forum's avatar
Altera_Forum
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8 years ago

Suggest to review DevKit schematic and reference manual. The 5GT board has different configuration options that are controlled by MAX V CPLD and additional logic. It has also DIP switches to select different MSEL settings. A standard AS configuration scheme uses fixed connections and MSEL settings without needing additional logic.