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Arduino and Processing, Switch
This is an updated version of the Switch post from here. To build the electronic circuit you need the following parts: a switch, a 1kΩ resistor, and a couple of wires. The schematic for the circuit...
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Arduino and Processing, LDR
This is an updated version of the LDR post from here. To build the electronic circuit you need the following parts: a LDR light sensor, a 1kΩ resistor, and a couple of wires. A LDR light sensor is a...
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Arduino and Processing,Piezo Element
This is an updated version of the Piezo Element post from here. To build the electronic circuit you need the following parts: a piezo element, a 1MΩ resistor, and a couple of wires. The schematic for...
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Arduino and Processing, Potentiometer
This is an updated version of the Potentiometer post from here. To build the electronic circuit you need the following parts: a 10kΩ potentiometer(You can use any potentiometer < 100kΩ ), a 1kΩ...
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12V Lamp on Arduino with a reed relay
Intro Arduino has a limited current sinking/sourcing capability (less than 40 mili Amps) on its pins. Whenever you intend to switch a device which needs high current or high voltage (like a lamp or a...
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MMA7260Q Accelerometer, Arduino and Processing
Introduction Accelerometers can measure acceleration and tilt (angle). They are used in many devices nowadays such as Mobile phones (iPhone), Gaming consoles and gadgets (Nintendo Wii), Navigation (GPS...
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‘Micro sequencer’ an Arduino musical instrument
Introduction Micro sequencer plays a sequence of 4 randomly chosen tones on Arduino. Tempo (playback speed) and tone length (more like a tremolo) can be controlled via two analog inputs. Four buttons...
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“Simple note” an Arduino musical instrument
Introduction Simple note works like a musical keyboard. It has 8 buttons which you can use to plays notes (C D E F G A B C) similar to a piano. Pitch and duration of the notes (Octaves) can be...
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