Intelligent Letter Box using Arduino and GSM
In the days of technology postman still comes to our house for delivering the letters, couriers and parcels. Because some things like courier, parcels can’t sends via email and by using any other...
View ArticleInterfacing EM-18 RFID reader with Arduino Uno
Arduino Uno is an opensource physical computing platform based on ATmega328 microcontroller and provides a development environment for writing software for the board. It can be used for a variety of...
View ArticleMIDI Linear Actuator
This project uses relays to control a Firgelli Automations linear actuator without feedback. The relays are controlled by the MIDI Volume (Control Change number CC7) command which is read by the...
View ArticleDrive with PID Control on an Arduino Mega 2560
This example shows how to simulate a simple closed-loop control algorithm in Simulink and how to run it on an Arduino Mega 2560 board. Contents Introduction Prerequisites Required Hardware Task 1 –...
View ArticleBar Graph
Introduction This project explores a couple of ways of simulating and using a bar graph with the Arduino. Bar graph components like the following one can be used, This type of bar graph is basically...
View ArticleAnalog to Digital Conversion in ARDUINO
Analog to digital conversion module of ARDUINO UNO has 6 input ports. The number of the port varies with your ARDUINO model but the coding remains the same. The analog reading in the analog inputs are...
View Article26-Way MIDI DRUMS
his design is a 26-way MIDI/USB drum pad system with the velocity byte fixed for 10 input drum switches and a 16-way velocity sensitive circuit, providing a full (0-127) velocity range using piezo...
View ArticleDavid Bynoe works in progress
For an upcoming project I needed a pneumatic ram with a closed loop control system so I could position it accurately. Didn’t have the budget for an off the shelf solution, so I bodged one together with...
View ArticleConnecting the ADXL337 to the Arduino
Today I’ll write about the ADXL337 accelerometer. The ADXL337 measures the acceleration of the x, y and z axis. This means it measures the force acting on any of the axes at a specific moment in time....
View ArticleGESTURE VOCALIZER FOR DUMB PEOPLE INTERACTIn ION
To establish a communication or interaction with Deaf and Mute people is of utter importance nowadays. These people interact through hand gestures or signs. Gestures are basically the physical action...
View ArticleSigh Collector
Sigh v. i. [imp. & p. p. {Sighed}; p. pr. & vb. n. {Sighing}.] 1. To inhale a larger quantity of air than usual, and immediately expel it; to make a deep single audible respiration, especially...
View ArticlePower Laces- the Auto lacing shoe
Also, check out Power Laces: Version 2.0 Why wait until 2015? Inspired by ‘Back to The Future II’, this project is less ‘Practical’ than ‘Proof of Concept’, but hopefully it’ll tide you over until Nike...
View ArticleFlamethrowing Jack-O’-Lantern
A flamethrowing jack-o’-lantern keeps the trick-or-treaters a safe distance from your house and is a fine addition to any anti-Halloween arsenal. At the first sign of any sugar-obsessed imp, simply...
View ArticleRotary Encoder & Arduino
I am not sure, but it was in year 1999, a non-stop (360 degree rotation) potentiometer found in a stereo music system confused me a lot. At that time, I failed to keyed out the strange potentiometer...
View ArticleA lightning flash counter
Many years ago, I think it was in 1997, I stepped into an interesting circuit on a book about high voltage [1]. It was the diagram of a simple “lightning flash counter” intended to help in designing...
View Article[FTC] Open Feathercoin ATM
Open Fethercoin ATM is an open-source automated teller machine for education and experimentation. Based on John Mayo Smith’s OpenBitcoinATM which can be seen in action here A “voucher” is printed...
View ArticleArduino Project 6: Web-controlled music player
Our NetPlay project is built on a standard breadboard. In our previous Arduino masterclass we briefly introduced the Ethernet Shield an Arduino expansion board that adds Ethernet connectivity plus...
View ArticleStream support for the Arduino MQTT library
MQTT is a lightweight messaging protocol for the Internet of Things. This post details the use of Stream support for large payload storage in the Arduino MQTT library. MQTT is a lightweight protocol,...
View ArticlePhysComp: Mid-term Project – Instagram TUI – prototyping the interactive...
The physical interface will consist of a 3×3 grid of push buttons that will correspond to a 3×3 grid of images in the Processing program. Instead of a creating a 2D array of variables to correspond to...
View ArticleArduino UNO Tutorial 6 – Rotary Encoder
We have written a tutorial for Rotary Encoders using a Microchip microcontroller but now would be a good time to make an Arduino UNO version. With a rotary encoder we have two square wave outputs (A...
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