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Category Archives: arduino

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Burning the Arduino Bootloader

The Arduino bootloader is a small program burnt into the ATmega’s flash memory, which enables sketches to be uploaded without the use of an external programming board.  Any new ATmega8/168/328p microprocessor needs to be programmed with a version of the Arduino bootloader firmware before it can be used with the Arduino IDE.
Many places sell ATmega [...]

By lukus | Posted in arduino, hardware | Tagged , , , , | Comments (2)
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building a mini +5v regulated power supply

Well, in my quest to be able to build self-contained devices I decided that it was worth looking at ways to power my microprocessor and attached devices.  Up until now I’ve been powering everything using the power supplied from my laptop’s USB supply – but in the future it’s going to be useful to be [...]

By lukus | Posted in arduino, hardware | Tagged , , , , , , | Comments (4)
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creating an led matrix using stripboard

I spent an evening last week constructing a simple LED matrix.  I’ve been experimenting with Arduino for a while, and had previously ordered sample chips from various semiconductor manufacturers.  One sample chip I’d been planning to use for a while is the TLC5940 – which is can be used to drive up to 16 LEDs [...]

By lukus | Posted in arduino, hardware | Tagged , , , , , , , , | Comments (0)

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