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Table of Contents
Programming the ATtiny
Install the ATtiny support for the Arduino IDE (High-Low Tech - Programming an ATtiny)
In the preferences dialog type in the “Additional Boards Manager URLs” field that URL:
https://raw.githubusercontent.com/damellis/attiny/ide-1.6.x-boards-manager/package_damellis_attiny_index.json
In the board manager install the ATtiny librarie by David A. Mellis (https://github.com/damellis/attiny)