extern void iClass_WriteBlock(uint8_t blockNo, uint8_t *data);
extern void iClass_ReadBlk(uint8_t blockNo);
extern void iClass_Dump(uint8_t blockno, uint8_t numblks);
extern void iClass_WriteBlock(uint8_t blockNo, uint8_t *data);
extern void iClass_ReadBlk(uint8_t blockNo);
extern void iClass_Dump(uint8_t blockno, uint8_t numblks);