Radio Control models sometimes use a cam on a standard servo to push a=20 button. Usually the goal there is to totally isolate two separate=20 electrical systems. John Ferrell W8CCW 'People will forget what you said. People will forget what you did.' 'But people will never forget how you made them feel.' On 2/24/2011 2:35 PM, Alex Harford wrote: > On Wed, Aug 11, 2010 at 10:02 AM, YES NOPE9 wrote: >> I want to be able to robotically press buttons on a cell phone. > When I saw this article today, it reminded me of this old thread. > http://hackaday.com/2011/02/24/machine-pushes-cellphone-buttons-from-anyw= here-in-the-world > > Have you made any progress on this project? --=20 http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist .