Geeky Gadgets

Arduino Automated IC Tester Created Using Arduino Mega

Developers, electronics engineers, makers and hobbyists looking for an affordable integrated circuit tester may be interested in this automated Arduino IC tester, created using an Arduino Mega ...
EDN

Arduino I2C LCD Backpack Introductory Tutorial

Assume that you are moving towards a complex microcontroller project bundled with blinkers, beepers, and a display panel. To link a standard 16×2 LCD directly with the microcontroller, for instance ...
Hackaday

Electronic Dice Built The Old Fashioned Way

If you wanted to build an electronic dice, you might grab an Arduino and a nice OLED display to whip up something fancy. You ...
EDN

Alphanumeric LCD with Shift Register on Arduino – part 1

One of the limitations of the small 8 bit microcontrollers like the Atmel ATMega family adopted by the Arduino board, is the reduced number of I/O ports. Among the main advantages of these ...
Hackaday

Character LCD Spectrum Analyzer Made Simple With A Dedicated IC

[El Artis] just finished building an audio spectrum analyzer that uses a character LCD. The uses an Arduino to drive the display, but unlike other meters that use the microcontroller for analysis, [El ...