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Altera_Forum's avatar
Altera_Forum
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14 years ago

Nios Eclipse Problem IORD e IOWR

I have an error message from Eclipse when i build my project: "Undefined reference to 'IORD'" "Undefined reference to 'IOWR'" I used many times this functions to build the comunication b...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
13 years ago

I read all documentation that came with it and the controller has a set of steps to initialize, including access through index and data port registers. There is no problem with this, because I can access by using IORD and IOWR. The point is that I need to a hardware-reset, so I should write '0' to the reset pin and no data pins and I don't know how write in this pin especially. Indeed, I don't know how access a specific pin.