Www.pearltrees.com/marcop960. Elettronica Intro. An Introduction To Digital Electronics: The Intro - PyroEDU. Number Systems. Logic Gates. The Karnaugh Map. The SR Latch. Flip Flops. Shift Registers. Clock, contatori. Clocks and Oscillators. Binary Counters. LED Chaser Design. 4000 Logic IC's. 7400 Logic IC's.