EQSPI flash controller passes initial testing, more thorough testing underway.
Jul 23, 2016
EQSPI continues to be a work in progress.
Jul 21, 2016
Adjusted the project page to indicate the coming EQSPI flash controller--which will also be a part of this project.
Nov 17, 2015
The flash controller now has an option which can be used to generate a read only quad SPI flash module.
Jun 4, 2015
Just a quick update to the project page so that it accurately describes the project. In particular, I've been writing to my quad SPI flash for some time in four bit mode without problems, and that code has been loaded on the site for some time as well.
May 15, 2015
Here's a Quad SPI Flash controller for use with a wishbone bus. This is the initial release, although it has already been tested and proven using a Basys-3 development board from Digilent. The controller handles reads, erases, writes, and more.