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Altera_Forum
Honored Contributor
17 years agoConfiguring an FPGA without JTAG
Hello everyone, I am fairly new to FPGAs so forgive me if I ask a stupid question. I have recently moved my Cyclone III board from a starter kit and am trying to make it work on its own on a PCB boa...
Altera_Forum
Honored Contributor
17 years ago --- Quote Start --- so you're going to have to solder some wires to the pins of the EPCS device to allow you to do this. --- Quote End --- Yes, but this operation also requires to disable the configuration pins, that drive out to the EPCS device. The AS programming interface has a pin for this, I guess, you pin strapped nCE to GND, so you have to keep the FPGA in reset to program the EPCS, e.g. by shuttting down VCCA or VCINT.