On Nov 15, 2007 10:37 PM, William Chops Westfield wrote: > > On Nov 15, 2007, at 2:32 PM, David VanHorn wrote: > > > the AVR defaults to all digital > > Isn't that "dangerous" for pins connected to analog signals? No, why would it be.. the input is supposed to be constrained to GND-VCC, and the digital inputs are schmidt triggered, so there's no issue at VCC/2 -- http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist