BMA150-0330SB0003 BOSCH, BMA150-0330SB0003 Datasheet - Page 32

• Manufacturer Part Number: BMA150-0330SB0003
• Description: Daughter Board
• Manufacturer: BOSCH

Specifications of BMA150-0330SB0003

• Silicon Manufacturer: Bosch
• Application Sub Type: Accelerometer - Three-Axis
• Kit Application Type: Sensing - Motion / Vibration / Shock
• Silicon Core Number: BMA150
• Kit Contents: Board

4.2 I²C interface
The I²C bus uses SCK (serial clock) and SDA (=SDI, serial data input/output). SDA is bi-
directional with open drain; it must be connected externally to V
not used and must be connected to V
Figure 11: Timing diagram for I²C interface (SDI=SDA)
Rev. 1.5
© Bosch Sensortec GmbH reserves all rights even in the event of industrial property rights. We reserve all rights of disposal such
as copying and passing on to third parties. BOSCH and the symbol are registered trademarks of Robert Bosch GmbH, Germany.
Note: Specifications within this document are subject to change without notice.
SDI
SCK
SDI
t
BUF
t
HDSTA
Triaxial, digital acceleration sensor
t
LOW
DDIO
t
r
.
Data sheet
BMA150
t
Page 32
SUSTA
t
HDDAT
t
HIGH
DDIO
t
f
via a pull-up resistor. CSB is
t
SUDAT
Bosch Sensortec
t
SUSTO
30 May 2008