Quote Originally Posted by Srigopal007 View Post
If I am going to be using an External ADC for each sensor, then I guess do not have to connect a voltage to Vref for the PIC18F6520.


For example, If I choose the LM34 and connect this device to an external 8 bit ADC. What type of data will I be getting from the ADC, and how will I be able to decifer it on the PIC side?
Depends on the ADC now doesn't it?