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Altera_Forum's avatar
Altera_Forum
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21 years ago

Need help about flash programmer

I'm using QuartusII4.2+sp1,NiosII1.1,ByteBlasterII cable, and an EP1C12F324 on my custom board. I built a flash programmer design as the "NiosII Flash Programmer user guide" instructs(I use a ...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
21 years ago

RM,

The "-1" return value means that the design cannot read the EPCS's silicon ID.

Does the memtest software example (for EPCS) pass? If so, then you need to double check the command line used for 'mk_target_board', as the problem is likely with the SOF that this procedure created.

Also, if at all possible, I'd recommend updating/upgrading to Quartus II/Nios II 5.0.

Cheers,

- slacker