BMA253
Data sheet
Page 99
The basic write operation waveform for 4-wire configuration is depicted in figure 14. During the
entire write cycle SDO remains in high- impedance state.
CSB
SCK
SDI
R/W AD6 AD5 AD4 AD3 AD2 AD1 AD0 DI7 DI6 DI5 DI4 DI3 DI2 DI1 DI0
SDO
Z
tri-state
Figure 14: 4-wire basic SPI write sequence (mode ´11´)
The basic read operation waveform for 4-wire configuration is depicted in figure 15:
CSB
SCK
SDI
R/W AD6 AD5 AD4 AD3 AD2 AD1 AD0
SDO
DO7 DO6 DO5 DO4 DO3 DO2 DO1 DO0
tri-state
Figure 15: 4-wire basic SPI read sequence (mode ´11´)
BST-BMA253-DS000-01 | Revision 1.0 | August 2015
Bosch Sensortec
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Note: Specifications within this document are subject to change without notice.
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