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How to tell the time with 1's and 0's: a binary clock with WS2812 LEDs

How to use rotary encoders

CD4094 & CD4021 shift register tutorial: three wires to rule them all

Making a safe with servos & NE555 timers

How to program an analog clock with a microcontroller

Building an analog clock with a microcontroller

Your own electronics lab... in a tray!

Program guide: How to control MAX7219 displays with a PIC16F1455 microcontroller

MAX7219 LED multiplexing tutorial

How to get source code onto a PIC microcontroller

How to use WS2812 “NeoPixel” LEDs with a PIC microcontroller

Program guide: How to program a touch sensor

Breadboard capacitive touch sensor tutorial

CD4017 code lock with wrong code detection

DS1302 real-time clock tutorial: the clock that doesn't forget the time!

CD4017 tutorial: the IC you can count on!

Best breadboard 7-segment LED driver: TLC5916 tutorial

NE555 tutorial: three useful circuits

Control LEDs with your computer using RS232!

Make a scrolling text display with CD4094 shift registers!

How to use a microcontroller's analog to digital converter

CD4026 decimal counter tutorial

Electronic candle with PWM and flicker effect

Turning a can of soup into a binary clock