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3 pages tagged with "beagleboard"

TI eQEP Driver Tutorial

May 15, 2014 - 908 words - 5 mins
About a year ago I wrote a driver for the enhanced quadrature encoder pulse decoder unit (eQEP) resident in the TI AM33xx series system on a chips. The unit allows one to attach a quadrature encoder to the SoC directly and have it handle counting the encoder ticks, versus needing an external contro… read more

BeagleBoard xM @ 1 GHz

July 24, 2013 - 789 words - 4 mins
Over the past couple of days, I’ve been reading on the boards about the upcoming 3.11-rc2 kernel and the new features it brings for the OMAP SoCs. For the Beagleboard xM, one of the more important new features is the ti-abb-regulator (adaptive body bias) driver, which allows an OMAP… read more

Using a BeagleBone with an HC-SR04 Sonar

April 30, 2013 - 951 words - 5 mins
Over the last couple of days, now that Robogames 2013 has come and gone, I’ve been working on projects that are more experiments than anything else. A few weeks before Robogames, I noticed that there were sonars for real cheap on Wright Hobbies. At the time I didn’t realize that these were all ove… read more