Freescale Semiconductor FRDM-FXS-9AXIS Ficha De Dados
FXOS8700CQ
Sensors
Freescale Semiconductor, Inc.
Freescale Semiconductor, Inc.
99
Appendix A
A.1
Errata
A.1.1
SPI Mode Soft-reset using CTRL_REG2 (0x2B), bit 6
Description:
Following a soft-reset command, issued by setting CTRL_REG2[rst] = 1, certain device-specific parameters do not get updated
correctly from NVM, causing inaccurate data output and incorrect WHOAMI (0x0D) register content. This behavior happens only
in SPI mode. In I
correctly from NVM, causing inaccurate data output and incorrect WHOAMI (0x0D) register content. This behavior happens only
in SPI mode. In I
2
C mode the device works as advertised.
Workaround:
Avoid using soft-reset in SPI mode by alternately utilizing the hardware RESET pin.