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“Our final project for ECE 4760: Digital Systems Design Using Microcontrollers is an ultra-secure programmable lockbox. The box can be unlocked using a keypad, three tunable knobs, a ‘knocking’ pattern (through a piezo electric sensor), and a fingerprint sensor. The …
“It all started with this Instructables : Intructables Christmas Tree . So I decided to make it in the FabLab in my town (Strasbourg, France) (http://www.av-lab.net/). The frame is cool, but I wanted more. So I decided to add …
“Hello world, a few weeks ago I decided to upgrade my homebrewing setup from bottling to kegging. In this process, I decided I wanted to make the dispenser automated. Also with a payment system. The intention of the payment system …
“Dual H-Bridge Motor Driver for DC or Steppers - 600mA - L293D. This is a very useful chip. It can actually control one motor independently. We will use in its entirety the chip in this tutorial. Pins on the right hand side …
“Have you ever looked at those weather stations in your local retail catalogues and wish you had one but couldn’t justify the expense ? Well, using a few components and a little tinkering you can build one for yourself, maybe …
“Having just finished development of the new m0xpd / Kanga ESP8266 - AD9834 board, I find myself with a few WiFi components knocking about on the bench - so I figured it would be fun to try to make a WiFi shield for …
“For our project we will make digital stopwatch that displays the amount of time a song plays. Our device will display time (second, tenths of a seconds, hundredths of a seconds) using the 7 segment display. The user can chose …
“This instructable is based on my previous instructable http://www.instructables.com/id/Arduino-and-SmartThings-LED-Strip-Lighting/ . During the previous instructable I learned a lot and it had to change pretty substantially. The purpose of this instructable is to fix the …
“In this project, I am going to demonstrate how to build your own IoT aware Postbox with the help of the idIoTware shield in a few easy steps. This postbox alerts you about new envelopes dropped inside a postbox by …
“This sample application performs collection of temperature and humidity values produced by DHT22 sensor and further visualization on the real-time web dashboard. Collected data is pushed via MQTT to Thingsboard server for storage and visualization. Thingsboard is an open-source server-side …