Regulated power supplies are essential for every electronic circuits, prototypes and element testing, imagine you are…
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USB power mobile charger circuit
The USB power mobile charger circuit constructed by using zener diode (4.7V/400mW) and switching transistor SL100.…
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USB desktop lamp circuit
This simple desktop lamp circuit gives enough light during night time work without disturbing others. Here…
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Simple USB battery charger circuit
You can find Universal Serial Bus (USB) port in computer, laptop and it can be used…
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Zener diode tutorial
What is Zener diode? A Zener diode or Breakdown diode is a PN diode specially designed…
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How the USB works?
Symbol of USB What is USB? USB refers to universal serial bus. The easy way to…
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Arduino serial data plotter
We can create graph by using received serial data from arduino Serial Monitor. Transfer arduino or…
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Arduino analog pins to digital explained
Using arduino boards in projects, looking for additional digital pins then this article helps you to…
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Arduino Internal temperature sensor
Most AVR chips (microcontrollers) have an internal temperature sensor, hence we can use this option to…
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Increasing arduino PWM pins
If we need more PWM pins in arduino board, then we can convert digital arbitrary pin…
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