Forum Discussion
Altera_Forum
Honored Contributor
Honored ContributorCustom board with epcs & cyclone error
Has anyone gotten a custom board to work with epcs 4 and a cyclone yet? I have tried for a week and can't get the cpu or flash programmer to work. It either comes back with an error 6 "Unable to ...
Altera_ForumHonored Contributor
Honored ContributorBasically everything, but the processor works. Devices are powered correctly, the cpu is reset slightly after power on(or independently afterward) and the clock is as expected. I have seperate Jtag and epcs headers. Jtag and epcs both work to download fpga code by there respective paths. Physically the cyclone works, I can make lights blink and the clock is working fine. All in hardware though. The CPU is non-responsive through software and the flash programmer won't program the epcs through the cyclone via the jtag interface. I can program just the jtag firmware to the cyclone though.
What did you have to do to debug the software through the Jtag? I can't even get that to work. I'm trying just the simple hello world app.
