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Altera_Forum
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21 years ago

Problems when downloading onto EP1S10F780C6

Now, I am working on this board with Quartus 4.2 and Nios II IDE 1.1. After following the instruction from "Getting Start" document, I cannot download the "hello world" onto this board. The following...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
21 years ago

neo,

This is telling you that something in the system has been updated but the hardware (.sof) was not re-compiled; a common cause of this is if you open the hardware portion of the design in SOPC Builder, edit something, and then close (or re-generate).. such actions will update the time-stamp in the configuration (.ptf) file that stores information about your system. You should either turn-off the system-ID checking mechanism in the IDE (if you know that you have not made any system changes), or re-generate in SOPC Builder, and re-compile in quartus to get a new .sof.