lcd

WALNUT CASE SETS THIS CUSTOM ARDUINO-POWERED RPN CALCULATOR APART FROM THE CROWD

How many of us have an everyday tool that’s truly unique? Likely not many of us; take a look around your desk and turn out your pockets, but more often than not, what you’ll find is that everything you have is something that pretty much everyone else on the planet could have bought too. But …

WALNUT CASE SETS THIS CUSTOM ARDUINO-POWERED RPN CALCULATOR APART FROM THE CROWD Read More »

DIY plastic gear cutting machine

Makers, engineers and hobbyists who would like to automatically manufacture a variety of different size plastic gears you might be interested in a unique machine built using a little Arduino hardware, taking the form of the plastic gear cutting machine. Powered by an Arduino Nano microcontroller the gear cutter has been created by YouTuber Mr Innovative and allows you to build your …

DIY plastic gear cutting machine Read More »

Nokia LCD & Sensors using an Arduino

Arduino: Nokia LCD & Sensors PROBLEM: Making my Arduino, a Temperature-Relative Humidity sensor and a Nokia3310LCD screen work together. Now, I’m a Lazy Old Geek, so what I wanted was an Arduino kit that would take shields. This Freeduino was the cheapest that I could find at the time. http://www.seeedstudio.com/depot/freeduino-usb-complete-kit-p-58.html?cPath=79_82 Since I was at Seeedstudio, …

Nokia LCD & Sensors using an Arduino Read More »

BATTERY (LITHIUM, NIMH, NICD) CAPACITY TESTER USING ARDUINO

The increased interest in IoT and electric automobiles around the world is driving an increase in the use of Lithium-Ion/Lithium-Polymer/NiCd/NiMH batteries as more devices and applications are using them, due to their high energy storage capacity to size ratio. This increased interest is, however, causing an increase in the number of batteries with “fake” ampere-hours …

BATTERY (LITHIUM, NIMH, NICD) CAPACITY TESTER USING ARDUINO Read More »

3 wires interface for LCD display using Arduino

This post is based on the work made previously by tomek in wiring LCD displays using 4 bits. The basic idea is to group the 7 pins that are needed to drive the LCD in only 3 using a shift register. This is a cheap alternative to serial LCDs. The schematic shows that wiring the …

3 wires interface for LCD display using Arduino Read More »

Scroll to Top
Scroll to Top