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Altera_Forum
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14 years ago

Fast & Large block data transfer over USB - DE1/DE2 ?

Hi I have a DE1 fpga module, which has a single USB port that seems to be dedicated to programming. Is it possible to use it to do fast, large block data transfers over the USB ? I see quite a ...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
14 years ago

Apart from being able to access the USB Blaster through ftd2xx.dll, how do you want connect to the FPGA on the DE1/DE2 side?

Did you notice, that DE1 and DE2 implement a second set of software JTAG lines between the embedded USB-Blaster CPLD and the FPGA? The interface is used in the DEx_USB_API demonstration for data transfer from and to the Control Panel application.

Alternatively, you have communication options based on the VJTAG channel, e.g. the JTAG UART.