PIC 16F876A LCD Air Conditioner Monitor.

by Jody Wisman

for the Olimex sponsored PCB contest

New: Updated to use USB connection to the PC.

This project read's three DS600 temperature sensors from Maxim/Dallas and two pressure sensors and display's it on a POWERTIP 2 lines by 20 character LCD. I used it to check the airco from a car now I can read the pressure in the system and the temperature inside the car and in the system......