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Altera_Forum
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14 years ago

m25p26

Hi everybody, I have finished a pcb design with a cyclone III Ep3c25q240, it is configurated in AS mode. There are two connector (10 pins), one for the JTAG and the other for the AS. When I dow...
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Altera_Forum
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14 years ago

There could be a number of reasons that make the application crash or the CPU freeze.

First ensure that no part of your application resides in the DDR. This includes heap and stack. If any of those are in the DDR the CPU will erase them while running the memory test.

Check also that the address you enter is the right one (but I guess you already checked that).

You can put some signaltap probes on the DDR controller's Avalon interface to see if it's doing anything during the test.