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Altera_Forum
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12 years ago

Cyclone V: Communication with EPCQ Device in User Mode after Bootup

For my design, I'm using the Cyclone V (5CEFA7F23). I'm looking to boot the "factory image" from an EPCQ flash device using Active Serial x4, and then from the factory image (when in user mode), com...
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Altera_Forum
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10 years ago

I'll also add that the ALTASMI_PARALLEL block is just far too complicated for may uses.

All you need is a simple block to allow an Avalon master to bit-bang the interface.

The most would be something to allow 32bit and 8bit reads/writes to be done an a single Avalon cycle.

Everything else can be done with a very simple software interface - not based on the HAL code for the old EPCS flash controller which is a lot of library code that doesn't expose the interfaces the code needs.