 simple to integrate simple to integrate admin 6 july 2012 1035am fapuzzlepiece yaffs direct interface is simple to integrate in a system only a few interface functions are required yaffs also includes a posix interface it has been used with android vxworks windows linux bare metal and more on arm 32 and 64 x86 32 and 64 atmel and more you can find details in the yaffs direct guide  