The image of the calculator has working buttons and will show the boot screen just like the real thing. You can use it like normal but you can load load up programs for the environment.

Now he’s got this proof of concept video where he draws on the screen, that input is interpreted by the Arduino, commands are sent through the UART, and the calculator program draws on the screen.

The digital calculator predicts the risk for GIST recurrence based on tumor size, mitotic count, tumor site and rupture. Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of ...