Arduino Programming CD74HC4067 Demultiplexing DEC to BIN to Channel Switcher to Knight Rider LEDs

Simple Newbie friendly Arduino programming coding example tutorial conversion decimal to binary to channel selector/switcher to Knight Rider LEDs animation with CD74HC4067 16-Channel Demultiplexing. Prototyping wiring with virtual Arduino UNO Board, CD74HC4067 modul board, breadboard & leds on web-based arduino online simulator: wokwi.