Bosch Sensortec has changed the pinout in the datasheet for the BNO055, it was probably an error in the data sheet: BST-BNO055-DS000-12 | Revision 1.2 | November 2014: PIN7: DNC PIN8: DNC PIN10: GNDIO PIN15: GNDIO PIN16: GNDIO BST-BNO055-DS000-18 | Revision 1.8 | October 2021: PIN7: SWDIO PIN8: SWCLK PIN10: BL_IND - DNC PIN15: DNC PIN16: DNC We connected in our schematic PIN10, Pin15 and PIN16 with GND, could this be a problem? PIN4 (nBOOT_LOAD_PIN) is alwas HIGH.
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