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Altera_Forum
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17 years ago

Cyclone III development board and USB FT245BL

Hi, I currently develop with the cyclone III development board (EP3C120N). The board features two USB chips. The Cypress chip is used for the byteblaster logic and as I understand the documenta...
Altera_Forum's avatar
Altera_Forum
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17 years ago

I can't say for sure, that there isn't an USB interface option hidden in MAX II code. You should ask at Altera support to my opinion. Generally, I guess, that the option has been at least planned, but possibly wasn't finished in time.

As another basically available option, you can use a JTAG UART through USB blaster. I have seen some example applications for the PC side within the University Program resources, if I remember right, also several Terasic PC applications are interfacing the board through JTAG, using undocumented DLLs, unfortunately.

I have rough plans of an USB Blaster to virtual JTAG interface, e. g. to control test sequences through source & probe instances.