Watch this introductory video tutorial and learn how to use Byte Paradigm's SPI Storm Studio software to control SPI Storm USB SPI Adapter.
SPI Storm supports SPI, dual-SPI and quad-SPI protocols. Its protocol definition engine provided with SPI Storm Studio allows defining many variants of the SPI protocol as well.
It shows how to define a custom protocol close to SPI and how to use SPI Storm as a USB 2.0 SPI Master controlled from PC.