PIC16F84 made a beginning with a simple timer in the introduction to electronic. 2 minutes 45 seconds every 15 seconds to 3 minutes and 45 seconds set in five relays to switch the unit ON. Hours after the relay... Electronics Projects, PIC16F84 Advanced Timer Circuit "microchip projects, microcontroller projects, pic assembly example, pic16f84 projects, " Date 2019/08/02