great idea Vic Cedric On Aug 11, 2007, at 1:47 PM, Victor Fraenckel wrote: Get a small CNC mill such as a Taig. You can program it for any type of keypad you come across and control the z-axis (up and down) to within 0.001 thus controlling the pressure. Write a general purpose g-code program and then mod it for each type of keypad. Just a thought! Vic -- *_______________________________________________________________________ _____________________* *Victor Fraenckel KC2GUI victorf ATSIGN windreader DOT com** * -- http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist -- http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist