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Altera_Forum
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10 years ago

What is the importance of MAX II CPLD in the Cyclone III FPGA development board?

Is the CPLD device used to store the FPGA configuration for the booting the bitstream dumped into the EPCS flash device? (Switching/control logic stored in the CPLD??) The rotary switches provided...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
10 years ago

If it's similar to my Cyclone IV board, the MAX chip is part of the USB Blaster. At first glance it looks like it's mostly for voltage level conversion and maybe serial/parallel. It think there are some USB JTAG example circuits floating around on the internet, you might do some searches.