Rainbow-electronics DAB-GPS-C01 Manuale Utente

AMS0805WAH Motion Sensor Data Sheet Ver. 1.3 Advanced Material on Technology AMS0805WAH CATALOG No.: 2008

AMS0805WAH MOTION SENSOR 10 ● Single-Word Read Sequence There is no Single-Byte Read Sequence, so that "DEV_ID" and "REVNUM" s

AMS0805WAH MOTION SENSOR 11 ● Slave & Register address The 7bit field is slave code field. The last bit on the SDA is Read/Write bit. ● S

AMS0805WAH MOTION SENSOR 12 Typical Connection ( SPI [OPTION] ) SPI Serial Peripheral Interface (Original SPI) The Serial Peripheral Interface

AMS0805WAH MOTION SENSOR 13 - Typical Connection with two Slaves Protocol The data format is MSB in first and LSB in last. ●

AMS0805WAH MOTION SENSOR 14 ● Multi Byte Read Sequence 76543210/SSSCKMOSIMISO76543210Commend & Register B

AMS0805WAH MOTION SENSOR 15 Register Table Register Symbol R/W Explanation 01(h) DEV_ID R Device ID 02(h) REVNUM R Revision Number 03(h) MAG

AMS0805WAH MOTION SENSOR 16 Register Descriptions 01(h) "DEV_ID" Device ID Register Device ID

AMS0805WAH MOTION SENSOR 17 28(h) ~ 29(h) "CAL_X" - Slope compensated X axis Magnetic flux density value 2A(h) ~ 2B(h) "

AMS0805WAH MOTION SENSOR 18

AMS0805WAH MOTION SENSOR 19 Communication specification and software applications (IIC) Communication mode : IIC serial interface. Communication s

AMS0805WAH MOTION SENSOR 2 Overview Motion sensor is a 6-axis module consisting of 3-axis magnetic sensor and 3-axis accelerometer. It allows high

AMS0805WAH MOTION SENSOR 20 Communication specification and software applications (SPI) Communication mode : SPI serial interface. Communication s

AMS0805WAH MOTION SENSOR 21 Wake-up from power down mode we serve two type of wake-up functions(using /WAKE_UP signal [ for SPI ] or using IIC c

AMS0805WAH MOTION SENSOR 22 ● Using IIC communication

AMS0805WAH MOTION SENSOR 23 AMS0805WAH Accelerometer Offset Calibration Mode Manual The accelerometer’s offset can be changed a little value, bec

AMS0805WAH MOTION SENSOR 24 0x50S A 0xAA A 0x55 A PFrom slave to masterFrom master to slaveA : acknowledge(SDA LOW)Ā : not acknowledge(SDA HIGH)S :

AMS0805WAH MOTION SENSOR 25 0xAA 0x55From master to slave...Interval time More than 50usSTART the ACC offset CAL mode Go back to Normal modewithin

AMS0805WAH MOTION SENSOR 26 TableAMS0805WAH TableAMS0805WAHθ Although the table has some tilt, you can calibrate accelerometer’s offset. Note :

AMS0805WAH MOTION SENSOR 27 Data format in the ACC offset CAL mode. In the calibration-mode, registers are below 20(h) ~ 21(h) "ACC_X&qu

AMS0805WAH MOTION SENSOR 28 IMPORTANT NOTICE *Specifications are subject to change without prior notification

AMS0805WAH MOTION SENSOR 3 Functional Block Diagram Absolute Maximum Ratings Item Symbol Min. Max. Unit Description DC Supply Vo

AMS0805WAH MOTION SENSOR 4 Compass Specifications Item Min. Typ. Max. Unit Description Azimuth accuracy - 5 - + 5 degree Azimuth range 0 - 3

AMS0805WAH MOTION SENSOR 5 Pin Descriptions ● Serial Interface Pin name Pin No. Pin type Initial Function NC / /SS 3 DI 3-statesH IIC mode:

AMS0805WAH MOTION SENSOR 6 Package Information (unit: mm) 790,90,80,30,83,51,210,2Bottom viewSide viewTop vie

AMS0805WAH MOTION SENSOR 7 A P P E N D I X Coordinate system Basically, the right-hand rule is used for determining the sign of a rotation:

AMS0805WAH MOTION SENSOR 8 Typical Connection ( IIC default ) IIC Serial Peripheral Interface IIC is suited for typical micro-

AMS0805WAH MOTION SENSOR 9 Protocol ● Transaction Rules Each data transferred on the SDA is accompanied by a pulse on the clock signal. The data