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Using the Pololu 5V Boost Regulator
Power your Arduino projects with 2 "AA" batteries. I recently worked on a project that required an Arduino to be powered by 2 "AA" batteries. Another twist was we expected the user to provide and...
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Step-By-Step LCD wiring (4 Bit Mode) and Programming examples for Arduino
This instructable will guide a user step-by-step in wiring and programming a Hitachi HD44780 (or a compatible) chipset LCD screen to an Arduino, using the LiquidCrystal Library. Programming examples...
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Wiring and programming the Parallax RFID Serial Card Reader for the Arduino
I recently completed an RFID project using an Arduino and the Parallax RFID Serial Card Reader - here are the hardware and software notes on making it all work. Parts List: 1 - Arduino ( I am using an...
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Power off from an Arduino Sketch using the Pololu Power Switch
If you need an Arduino to shut off from within your Sketch, this is the solution. We will explore wiring the Pololu Pushbutton Power Switch, programming the Arduino to shut off the power, and making...
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Wiring and programming the Electric Imp with an LCD display
Attach an LCD to an Electric Imp Whats an Electric Imp? It's a Wifi connected processor in a super small package. Check the website...
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Installing a microSD Card in a Garmin Oregon 450
The Garmin Oregon series of handheld GPS units are very popular amongst Geocachers. Recently I was asked how to install a microSD card into one and also how to load GPX files and additional maps. This...
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Adding Free OpenStreetMaps to your Garmin Oregon 450 GPS
The Garmin Oregon series of handheld GPS units are very popular amongst Geocachers. Recently I was asked how to install a microSD card into one and also how to load GPX files and additional maps. This...
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Replace the touchscreen on a Garmin Oregon for $20
Over time my Garmin Oregon's touch screen managed to get a few nicks and scratches, which I mostly ignored. Then I dropped the unit and put a fairly big scrape in the touchscreen. Recently I discovered...
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Steampunk ESP8266 Internet connected Clock using the Arduino IDE
What to you get when a NeoPixel ring, an inexpensive Arduino Wifi board, and a laser cutter walk into a Steam Punk Saloon?A fashionable Steampunk designed Internet connected Clock using the ESP8266...
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