Hackaday · Creativity & design

SmallTV Hacking Without Replacing Firmware

A new method allows the GeekMagic SmallTV, a device combining a microcontroller and display, to show custom content without altering its stock software or requiring soldering.

The hack leverages the SmallTV's built-in photo viewer function. An image is generated by a network machine, such as a desktop or server, and pushed to the SmallTV over HTTP.

The image generation can be done using Python with the Pillow library, or any other preferred programming language. The device requires a 240x240 image, and even supports animated GIFs.

This approach allows users to display any desired information or visuals, with the content generated by tools they are comfortable with.

The creator demonstrated displaying Claude and Codex usage data, but the possibilities for custom visuals are broad.

This proof of concept opens up potential for community-driven innovation on the device.

For those seeking a deeper level of modification, replacing the device's firmware entirely remains an option.

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