* dig_H1 | 0xA1 | from 0 to 7
* dig_H2 | 0xE1 and 0xE2 | from 0 : 7 to 8: 15
* dig_H3 | 0xE3 | from 0 to 7
+ * dig_H4 | 0xE4 and 0xE5 | from 4 : 11 to 0: 3
+ * dig_H5 | 0xE5 and 0xE6 | from 0 : 3 to 4: 11
+ * dig_H6 | 0xE7 | from 0 to 7
*
* @return results of bus communication function
* @retval 0 -> Success