void ReadI2C(int dim,int addr);
void WriteI2C(int dim,int addr,int page);
void Read93x(int dim,int na,int options);
void Write93Sx(int dim,int na,int page);
void Write93Cx(int dim,int na, int options);
void Read25xx(int dim);
void Write25xx(int dim,int options);
void ReadOneWireMem(int dim,int options);
void WriteOneWireMem(int dim,int options);
void ReadDS1820();
void Read11xx(int dim);
void Write11xx(int dim,int page);