TLV493D_RD_REG_BX2
FIELD_GET(TLV493D_BX2_MAG_X_AXIS_LSB, b[TLV493D_RD_REG_BX2]);
FIELD_GET(TLV493D_BX2_MAG_Y_AXIS_LSB, b[TLV493D_RD_REG_BX2]);