6.1.2 SPI Timing ....................................................................................................... 26
6.1.3 SPI Interface of Accelerometer ........................................................................ 27
Two-wire Interface (TWI) .......................................................................................... 28
6.2.1 TWI Connection ............................................................................................... 28
6.2.2 TWI Timing ...................................................................................................... 29
Access Restrictions (SPI and TWI) ........................................................................... 32
7 Application Details ...................................................................................................... 33
Device Initialization ................................................................................................... 33
Sensor Settings ........................................................................................................ 34
7.2.1 Accelerometer .................................................................................................. 34
7.2.2 Gyroscope ....................................................................................................... 34
Power Modes ............................................................................................................ 35
7.3.1 Power Modes Accelerometer ........................................................................... 35
7.3.2 Power Modes Gyroscope ................................................................................. 36
Application Support Software .................................................................................... 36
New Data Interrupt .................................................................................................... 36
7.5.1 Accelerometer .................................................................................................. 36
7.5.2 Gyroscope ....................................................................................................... 37
FIFO Operation ......................................................................................................... 37
7.6.1 FIFO operating modes ..................................................................................... 37
7.6.2 FIFO interrupts ................................................................................................. 37
Accelerometer sensor FIFO buffer ............................................................................ 38
7.7.1 Enabling FIFO and selecting the mode ............................................................ 38
7.7.2 Data format in FIFO ......................................................................................... 38
7.7.3 FIFO Interrupts ................................................................................................. 40
7.7.4 FIFO Reset ...................................................................................................... 40
Gyroscope sensor FIFO buffer .................................................................................. 41
7.8.1 Enabling FIFO and selecting the mode ............................................................ 41
7.8.2 FIFO Data Readout .......................................................................................... 42
7.8.3 FIFO Frame Counter and Overrun Flag ........................................................... 42
7.8.4 FIFO Interrupts ................................................................................................. 42
Interrupt Features ..................................................................................................... 43
7.9.1 Upload of the config file .................................................................................... 43
7.9.2 Access feature registers ................................................................................... 44
Data Synchronization ................................................................................................ 44
7.10.1 Concept ........................................................................................................... 44
7.10.2 Application schematic ...................................................................................... 45
7.10.3 Example configuration settings ........................................................................ 46
7.10.4 Synchronization Feature Timings ..................................................................... 46
Any-Motion ............................................................................................................... 47
7.11.1 Example configuration settings ........................................................................ 47
High-g Interrupt ......................................................................................................... 49
