Quote Originally Posted by rhino
Without A/D you can try POT or RCTIME commands, but your better off going with a pic with A/D functionality. Probably cheaper than your PIC16F84A! Another option is an external A/D chip.
I have been using the pot command, but it is very erratic. BTW, I'm only using the 16F84A because I had it laying around from my mechatronics class in college. Thanks for all the help.