Sorry for the confusion. I was just giving some options.

If you want to use a battery pack greater than 5 volts then use the regulator. The reason I like the LM317 is the adjustable aspect and it will handle 1.5 amps.

You may want a regulator while using the ADC on the PIC.


You can upload your drawing with the manage attachments button under the text box. Click quote on Adams post to see how he displayed it.