An Atari 8-bit device emulator for Arduino hardware
C++ C
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whizzosoftware Merge pull request #4 from abcbarryn/master
Updates to optimize use of RAM and leverage INPUT_PULLUP
Latest commit 47ba827 May 1, 2018


SIO2Arduino is an open-source implementation of the Atari SIO device protocol that runs on Arduino hardware. Arduino hardware is open-source and can be assembled by hand or purchased preassembled.

Note: You will need the SdFat library ( in your Arduino libraries directory in order to compile.

For more information on SIO2Arduino, see the website at:

For more information on the Arduino platform, go to: