ALFAT Libraries
Les Johnson has written documentation for using ALFAT with the Proton Plus PICBASIC Compiler, including macros for reading, writing and deleting from an SD / MMC Card.
Using ALFAT with Proton PICBASIC
Other stuff
Burt Mitchell with Southwest Products have made changes to the code to make it compile with ImageCraft compiler for ARM. If you had problems compiling our code above, give this a try