CM1015 COMPASS MODULE
UNAGI
NET L L C
Applications Information
Data Format
The data that the CM1015 outputs is grouped into a 32 byte packet. The packet details are outlined below:
Name
Output
Description
Bits
Info
Byte
IDU
IDL
COMXU
COMXL
COMYU
COMYL
COMZU
COMZL
ACCXU
ACCXL
ACCYU
ACCYL
ACCZU
ACCZL
HEADL
HEADU
00
01
02
03
04
05
06
07
08
09
0A
0B
0C
0D
0E
0F
Packet Header
Packet Header
Raw Compass Data X
Raw Compass Data X
Raw Compass Data Y
Raw Compass Data Y
Raw Compass Data Z
Raw Compass Data Z
Raw Accelerometer Data X
Raw Accelerometer Data X
Raw Accelerometer Data Y
Raw Accelerometer Data Y
Raw Accelerometer Data Z
Raw Accelerometer Data Z
Heading
Heading
8
8
8
8
8
8
8
8
8
8
8
8
8
8
8
8
Upper byte of identi?cation packet
Lower byte of identi?cation packet
Upper byte of the raw compass X-axis data
Lower byte of the raw compass X-axis data
Upper byte of the raw compass Y-axis data
Lower byte of the raw compass Y-axis data
Upper byte of the raw compass Z-axis data
Lower byte of the raw compass Z-axis data
Upper byte of the raw accelerometer X-axis data
Lower byte of the raw accelerometer X-axis data
Upper byte of the raw accelerometer Y-axis data
Lower byte of the raw accelerometer Y-axis data
Upper byte of the raw accelerometer Z-axis data
Lower byte of the raw accelerometer Z-axis data
Lower byte of the calculated heading
Upper byte of the calculated heading
UNAGI NET LLC ? MOUNTAIN VIEW, CALIFORNIA
www.unagi.net ? techinfo@unagi.net
Version 0.91 - Jul 20, 2010 9
Advanced information-subject to change
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