On 21/02/2012 8:55 AM, Djula Djarmati wrote: > On 20-Feb-12 23:42, David Duffy (AVD) wrote: >> Has anyone here done much work with proximity sensors? I am looking to >> trigger an event when someone stands in front of (or walks past) a >> specific area in a retail environment. The sensing must be done from >> one side only (no beam break methods). > Sharp IR proximity sensors? > > > > Thanks for the link. I might get a couple of those style sensors to=20 experiment with. David... --=20 ___________________________________________ David Duffy Audio Visual Devices P/L Unit 8, 10 Hook St, Capalaba 4157 Australia Ph: +61 7 38235717 Fax: +61 7 38234717 Our Web Site: www.audiovisualdevices.com.au ___________________________________________ --=20 http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist .