Unzip the archive to a location you can access from the command line (eg. c:\ArduinoCompiledBin
Connect your Altair 8800 Mini via USB to your computer (if your Arduino is not currently installed in your Altair 8800 Mini, make sure you connect to the “Programming Port”). Find the COM port number assigned to your Altair 8800 Mini. use Device Manager:
The above COM ports will be different on your system. Open a command prompt and “cd” to the folder where you unzipped the archive:
Run the following command: upload altair8800.bin COMn [where n is the port number determined above] Uploading the new binary will take just a couple minutes.
