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by klappy
Mon Jun 11, 2012 7:04 pm
Forum: Automation, sensing and robotics
Topic: Parallax PING))) ?
Replies: 21
Views: 12750

Re: Parallax PING))) ?

Imprecise would be more fitting than inaccurate in this case.

142us is the best timing I've obtained so far between my readings. Right now it is theoretical as I actually haven't returned more than just 0's from the signal pin.
by klappy
Sat Jun 09, 2012 5:55 pm
Forum: Automation, sensing and robotics
Topic: Parallax PING))) ?
Replies: 21
Views: 12750

Re: Parallax PING))) ?

I'm attempting to get any usable output from the Parallax Ping)) on the rPi as well. Currently I'm using Ruby and a GPIO gem I've been working on: http://rubygems.org/gems/gpio http://klappy.github.com/gpio/ So far I can get my readings to return in 142 microseconds which appears to be enough for a ...

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