7233 - Where to check the list of supported SPI Flash?
You can check the supported devices in our Radiant/Diamond Programmer and choose Device Family to "SPI Serial Flash" then check for the different vendors for the Flash family supported.
Example on Radiant Programmer
you can also check in the Radiant/Diamond Software on the help menu
Example on Radiant Software

then search for "SPI Flash Support"
Scroll down for the different venders for the Flash family supported.
