[Lab] range finding

[Darcy Whyte]

I was just thinking. In the endgame I want to be tracking a person moving
over a 20 foot distance.

I'm starting to think I might need to try something else. Ideas?



--
Darcy Whyte

Art+ inventorArtist.com <http://inventorartist.com/> | Aviation
rubber-power.com
Contact: darcy at inventorArtist.com | 613-563-3634 by appointment (no text)



On Wed, Feb 5, 2014 at 2:02 PM, Darcy Whyte <darcy at inventorartist.com>wrote:

> Hi, I have one of these (I think)
> http://ramshackblog.blogspot.ca/2012/02/ultrasonic-range-finder-using-sdm-io.html
>
> It has four pins.
>
> I've got it working using the code at that page. It measures really well
> up to about 30cm then after that it just prints out 999 cm?
>
> I noticed with a piece of paper I can get further (around 70cm).
>
> It's supposed to be good for 150cm.
>
> Any ideas what's going on here?
>
> I have two of them and I tried the other one (in case it was a bu
> component). But same result...
>
>
> --
> Darcy Whyte
>
> Art+ inventorArtist.com <http://inventorartist.com/> | Aviation
> rubber-power.com
> Contact: darcy at inventorArtist.com | 613-563-3634 by appointment (no text)
>
>
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