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Altera_Forum's avatar
Altera_Forum
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14 years ago

Loading SRAM,SDRAM or FLASH on DE1, using Linux, without Qsys, SOPC or NIOS

I have a design which needs data preloaded into one or more of NVRAM and/or SRAM and/or SDRAM on a DE1. I am using Quartus II Web Edition 11.1 sp1. I am not using Qsys, SOPC or NIOS, as the d...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
14 years ago

Does the DE1 come with a board test system (BTS) GUI? Most Terasic boards do. Start it up and use it to read the Flash.

Altera also has some flash programmer tools. Perhaps you could use one of those to simply read the flash to confirm contents.

You can also use SignalTap II to probe what is on the flash interface. That'll allow you to see the flash address, control signals, and finally the data. If its not what you see in your Z80, then you'll know the problem is not with the flash, but with the Z80.

Cheers,

Dave