#define KB_CACHE_DIRTY BV(1) ///< Internal flag: true if the cache is dirty
#define KB_PARTIAL_WRITE BV(2) ///< Internal flag: true if the device allows partial block write
-#define KB_WRITE_ONCE BV(3) ///< Allow only the one write on select block.
-#define KB_OPEN_BUFF BV(4) ///< Open flash memory using page caching, allowing the modification and partial write.
-#define KB_OPEN_UNBUFF BV(5) ///< Open flash memory whitout memory caching.
/*
* KBlock private members.