Rainbow Electronics DAB-GPS-C01 - Manual (Page 16)

AMS0805WAH
MOTION SENSOR
16
Register Descriptions
01(h) "DEV_ID" Device ID Register
Device ID 04H
02(h) "REVNUM" Revision number Register
Revision number 20H
03(h) "MAG_ALARM" External Big Magnetic Field Status Flag
- No External Big Magnetic Field condition 00H
- External Big Magnetic Field condition 01H
z This register is operated over than 0.4gauss external magnetic field distortion.
(In this condition, the Azimuth of AMS0805WAH may be directed wrong,
You need to calibration AMS0805WAH)
14 (h) "AMS_POWER" Power Management Register
Registers Descriptions
00h(W)
ACTIVE : ALL POWER ON
(Magnetic sensor ON, Accelerometer ON, MICOM ON)
01h(W)
POWER DOWN: ALL POWER OFF
(Magnetic sensor OFF, Accelerometer OFF, MICOM OFF)
02(h) POWER SAVE: Magnetic sensor OFF, Accelerometer ON, MICOM ON
20(h) ~ 21(h) "AZIMUTH"
- Direction of AMS0805WAH
- Data range: 0 ~ 360
- Resolution: 1 degree
22(h) ~ 23(h) "MAG_X"
- X axis Magnetic flux density value
24(h) ~ 25(h) "MAG_Y"
- Y axis Magnetic flux density value
26(h) ~ 27(h) "MAG_Z"
- Z axis Magnetic flux density value