Accelerometer data retrieval - Revision history

Boudewijn: /* The /sys interface */ added "new" path for sysfs accelerometer

2011-08-11T10:42:38Z

‎The /sys interface: added "new" path for sysfs accelerometer

2010-12-14T15:38:29Z

‎The /sys interface

2010-11-20T19:48:04Z

2010-03-28T12:58:53Z

‎The /sys interface

2010-03-28T12:47:16Z

‎The /sys interface: interface has changed

2009-12-09T12:48:44Z

‎Test application

2009-11-22T21:57:04Z

‎Scope

2009-11-15T22:27:23Z

‎External Links: the link to the hardware spec sheet for the accellerometer

2009-10-30T21:34:45Z

Guile Scheme implementation of accelerometer reading and autorotation

2009-07-19T06:56:31Z

-cat

← Older revision		Revision as of 10:42, 11 August 2011
Line 517:		Line 517:

	/sys/devices/platform/spi_s3c24xx_gpio.0/spi3.1/		/sys/devices/platform/spi_s3c24xx_gpio.0/spi3.1/
		+
		+	'''NOTE2''' : --[[User:Boudewijn\|Boudewijn]] 10:42, 11 August 2011 (UTC): It might have changed once more; I could not find it using om-gta02 2.6.37.6 #1 Fri Jun 10 18:09:48 CEST 2011 armv4tl, but found it in:
		+	/sys/class/i2c-adapter/i2c-0/0-0073/lis302dl.1/sample_rate
		+	(following the path suggested by [[GTA02_sysfs#new:_.2Fsys.2Fclass.2Fi2c-adapter.2Fi2c-0.2F0-0073.2Fspi_s3c24xx_gpio.0.2Fspi3..7B0.7C1.7D.2F\|sysfs for 2.6.28]])

	==See also==		==See also==

@@ Line 510: / Line 510: @@
-'''NOTE''' : --[[User:Garthps|Garthps]] 12:47, 28 March 2010 (UTC) : the interface has changed in kernel 2.6.29. Now it is in :
+'''NOTE''' : --[[User:Garthps|Garthps]] 15:38, 14 December 2010 (UTC) : the interface has changed in newer kernels. Now it is in :
-/sys/devices/platform/s3c2440-i2c/i2c-adapter/i2c-0/0-0073/spi_s3c24xx_gpio.0/spi3.0
+/sys/devices/platform/spi_s3c24xx_gpio.0/spi3.0/
 and
-/sys/devices/platform/s3c2440-i2c/i2c-adapter/i2c-0/0-0073/spi_s3c24xx_gpio.0/spi3.1
+/sys/devices/platform/spi_s3c24xx_gpio.0/spi3.1/
 ==See also==

@@ Line 41: / Line 41: @@
 different input event based file mappings. These device nodes can be found at
 ''/dev/input/event2'' and ''/dev/input/event3''.
 The sensor I am refering to as the first one is ''event2''. Therefore the second

← Older revision		Revision as of 12:58, 28 March 2010
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−	'''NOTE''' : --[[User:Garthps\|Garthps]] 12:47, 28 March 2010 (UTC) : the interface has changed. Now it is in :	+	'''NOTE''' : --[[User:Garthps\|Garthps]] 12:47, 28 March 2010 (UTC) : the interface has changed in kernel 2.6.29. Now it is in :

	/sys/devices/platform/s3c2440-i2c/i2c-adapter/i2c-0/0-0073/spi_s3c24xx_gpio.0/spi3.0		/sys/devices/platform/s3c2440-i2c/i2c-adapter/i2c-0/0-0073/spi_s3c24xx_gpio.0/spi3.0

← Older revision		Revision as of 12:47, 28 March 2010
Line 505:		Line 505:

	The other one is ''lis302dl.2''. See [[GTA02 sysfs#Accelerometers]] for the other options.		The other one is ''lis302dl.2''. See [[GTA02 sysfs#Accelerometers]] for the other options.
		+
		+
		+	'''NOTE''' : --[[User:Garthps\|Garthps]] 12:47, 28 March 2010 (UTC) : the interface has changed. Now it is in :
		+
		+	/sys/devices/platform/s3c2440-i2c/i2c-adapter/i2c-0/0-0073/spi_s3c24xx_gpio.0/spi3.0
		+
		+	and
		+
		+	/sys/devices/platform/s3c2440-i2c/i2c-adapter/i2c-0/0-0073/spi_s3c24xx_gpio.0/spi3.1

	==See also==		==See also==

@@ Line 289: / Line 289: @@
+     }
+}
 </pre>

@@ Line 3: / Line 3: @@
 This document describes a way to access the data provided by the
 accelerometers. Furthermore the format of the acquired datastream is explained
-in detail. This document does not cover the physical basics of acceleration or
+in detail.
 the mathematical details on this subject.
 ==Axis orientation==

@@ Line 485: / Line 485: @@
 * [http://www.youtube.com/watch?v=s5QMW8k5nis YouTube video: Playing with Accelerometers]
 * [http://westhoffswelt.de/blog/my_first_openmoko_application.html Magic Eightball Application using the Accelerometers]
 [[Category:Accelerometer]]

@@ Line 381: / Line 381: @@
      return 0;
+}
 </pre>

← Older revision		Revision as of 06:56, 19 July 2009
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	[[Category:Accelerometer]]		[[Category:Accelerometer]]
−	~~[[Category:Application Developer]]~~