sensor

ADC Graph

Visualize ADC data on PC Screen using USART AVR Project using microcontroller Using Atmega

ADC (Analog to digital converter) is a commonly used peripheral. We use it everyday to interface with several analog sensors. Many times a nice visualization of ADC data is required during learning about new sensors. For example you just bought a analog sound sensor, and try to do some fast experiments that how it performs. […]

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Music Wand

Music Wand: Real-Time Optical Scanning of Sheet Music Using Atmega32

Introduction The Music Wand is a device that optically reads printed sheet music in real-time and synthesizes the notes which are read from the page. The device uses a linear image sensor mounted on the end of a handheld wand to scan printed sheet music and identify the note pitches. For each note detected, a

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Magnetic Levitation

Magnetic Levitation using the Arduino Using Atmega

It’s been only a couple weeks since I discovered Arduino, an open source microcontroller platform. I was looking for a cheap interface between my laptop and electronic circuits. Arduino with its price $35 and easy to use development environment was the best choice. So after getting my Arduino Duemilanove board and ordering some cheap components from AllElectronics, I had

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Temperature sensor (1)

Temperature sensor with time and date display on graphical LCD using Atmega32

Some time ago I’ve build a prototyping board with graphical LCD. It have served for various small projects and prototypes. Had a spare temperature sensor DS18B20 and decided to put simple temperature display project. GLCD board is equipped with Atmega32 microcontroller running at 16MHz. DS18B20 sensor is connected to port D pin 6. LED connected to

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