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Altera_Forum's avatar
Altera_Forum
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14 years ago

JTAG functions for writing and reading data from nios towards host pc

Hi I'd like to communicate with a nios system using a JTAG uart module, but I don't know which functions I have to use in nios C-program...I read something about printf () for sending data to syst...
Altera_Forum's avatar
Altera_Forum
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14 years ago

What do you mean by data packets? The JTAG Uart is mostly a text interface. You could probably use it to transfer binary data, but it wasn't designed for this.

If you have a network interface you can also use it to transfer data.

Another way could be to run your software with a debugger and use the host filesystem software component, so that your Nios application can directly read/write files on the PC.