SMB380 Jennic, SMB380 Datasheet - Page 31

• Manufacturer Part Number: SMB380
• Description: Smb380 Triaxial Acceleration Sensor
• Manufacturer: Jennic

Figure 9: The three wire SPI write protocol is identical to four wire bus
Figure 10:
is required.
latched by micro
Rev. 1.3
© Bosch Sensortec GmbH reserves all rights even in the event of industrial property rights. We reserve all rights of disposal such
copying and passing on to third parties. BOSCH and the symbol are registered trademarks of Robert Bosch GmbH, Germany.
7211RB11
CSB
SCK
SDI
CSB
SCK
SDI
. Specifications are subject to change without notice.
For three wire read protocol one extra clock between address byte and data out byte
Out
RW
RW
put data are changed on SDI (SDI=SDA) by SCK rising
processor during next SCK rising edge.
7
AD
AD6
6
6
AD5
AD5
5
AD4
AD4
4
AD3
AD3
Triaxial acceleration sensor
Preliminary Data Sheet
3
AD
AD2
2
2
AD1
AD1
SMB380
Page 31
1
AD0
AD0
0
DI7
extra clock
*
DO7
DI6
7
DO6
DI5
6
DO5 DO4 DO3 DO2 DO1 DO0
DI
4
5
DI
3
4
DI2
ed
3
ge an
DI1
Bosch Sensortec
18-September-2007
2
DI0
d s
1
houl
0
d be