This project mentioned to the Paper vending machine, The microcontroller as a control function in various parts. The machine can sell paper of 3 type is 1.) The paper A4 without lines 2.) The paper A4 with lines 3.) paper lined with logo KMITL. In the part of the distribute paper to use a printer that does not work, then applied in the distribute paper, by installing the solenoid in the printer to use as push a base for a set of feed paper for feed the paper out and display information on the LCD screen. The system can accommodate coins of 1, 2, 5, 10 baht and not give the change.