Increase Arduino UNO memory with ATmega2560
Arduino

Increase Arduino UNO memory with ATmega2560

An Arduino UNO Flash and RAM update with the ATmega2560 as DIL 28 variant. I love the Arduino UNO with the DIL 28 ATmega328. He is easy to replace and all my projects are equipped with it. But constantly either the flash memory, the RAM or both is too small. Therefore, I have developed...

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Using an ATmega328 without a crystal
Arduino

Using an ATmega328 without a crystal

Here is another guide from David Johnson-Davies @ technoblogy.com explaining how to program an ATmega328 on a breadboard using the Arduino IDE. The guide is focused on how to use the internal clock of the microcontroller and how to achieve this using the Arduino environment. By default...

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Proto Board Power Supply
Power supply

Proto Board Power Supply

David Johnson-Davies @ technoblogy.com build a breadboard friendly power supply to power your Arduino or other low power electronics. The power supply is able to deliver 0V to 5.5V at up to 0.5A and it's powered from two Li-Ion rechargeable batteries. The output can be adjusted using...

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RandA, Combining Raspberry Pi & Arduino
ArduinoHardwareProductsRaspberry Pi

RandA, Combining Raspberry Pi & Arduino

Two years ago, open electronics had produced "RandA", an Atmega328-based board for Raspberry Pi to deliver the advantages of both, Raspberry Pi and Arduino. Earlier this month, an updated version of RandA has been released to be compatible with Raspberry Pi 3. RandA is a development...

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Scout ESC,  A New Tank Controller Board By Open Panzer
HardwareMotorProducts

Scout ESC, A New Tank Controller Board By Open Panzer

Open Panzer Project is an attempt to create open source versions of all electronics used in RC tanks today, with professional quality and features. The goal of this project is to expand the hoppy and to improve everyone's experience of RC tanking corner, which will speed-up its...

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4-20 mA current output for Arduino Uno
Arduino

4-20 mA current output for Arduino Uno

Giovanni Carrera writes: The purpose of this project is to provide a 4-20 mA output from a PWM signal generated by a microcontroller ATmega328 and numerous other chips, such as the PIC. One of the more interesting applications of this circuit would be to replace or to realize a smart...

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Tiny Lisp Computer using ATmega328
Mcu

Tiny Lisp Computer using ATmega328

The Tiny Lisp Computer is a self-contained computer programmed in Lisp. Some programming examples are included in the author's website. This article describes a self-contained computer with its own display and keyboard, based on an ATmega328, that you can program in Lisp. You can use...

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Simple & Cheap Arduino Uno ATmega328 Programmer
Arduino

Simple & Cheap Arduino Uno ATmega328 Programmer

Here's how to build a simple & cheap Arduino Uno ATmega328 Programmer by RomeroDIY: Simple & Cheap Arduino Uno ATmega328 Programmer -...

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