small change to support very low speed (<50Mhz)
small change to support very low speed (<50Mhz)
new test software with configurable spi frequency
small changes to make the project more generic regarding sdram speed
small modification to up freq to 100Mhz
small changes on ucf and a bug corrected on sdram controller
new project to port Glen's work on RGB led matrix controller to the wishbone bus, so it can be used with both the logipi and logibone
adding logipi top level architecture
small modification to assess Glen's work