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Could you play your favorite PC games with a homemade controller built for just $12? We explore the quirks and capabilities of the DIY Undercooked V0.4 gamepad.
When it comes to gaming hardware, most of us stick to first-party pads or reliable budget options like the GameSir Nova Lite. However, the world of maker projects offers a wild alternative: the DIY PC controller known as the Undercooked V0.4. Built for approximately $12 and requiring only about six hours of labor, this project challenges our definition of what a functional gamepad actually needs.
The Undercooked V0.4 is a lesson in extreme minimalism. Designed by creator Lazy_Duck, the project prioritizes accessibility and affordability, using common components found in small electronics shops. Rather than packing in every modern feature, it strips gaming down to the absolute basics:
The build relies on an RP2040-Zero microcontroller mounted to a protoboard rather than a custom PCB. The result is a device that looks strikingly industrial, evoking a distinct retro-tech aesthetic that wouldn’t feel out of place in a museum of mid-century hardware.
One of the most impressive aspects of this DIY PC controller is its construction. The body is crafted from 150g of 3D-printed filament and secured with heat-set threaded inserts, making it surprisingly robust. It is built to take a beating, which might be necessary given the unconventional design.
The project creator aimed for simplicity and speed, proving that you don’t need a high-end factory to put a functional input device in your hands.
However, there is a catch. The shell features prominent 3D-printed ridges and a completely flat back, which suggests that long gaming sessions might be a recipe for hand fatigue. While the creator suggests sanding the shell for better comfort, the ergonomics remain a significant departure from the sculpted, hand-friendly designs we see in commercial controllers today.
If you are looking to save money, there are far more comfortable and feature-rich options on the market for just a few dollars more. However, the Undercooked V0.4 isn’t really about saving a buck—it is about the engineering challenge and the satisfaction of building your own gear from scratch.
For those who love tinkering with RP2040 microcontrollers and 3D printing, this is a fun weekend project that delivers a working, albeit minimalist, result. For the casual gamer just looking to play Elden Ring without aching wrists, you might want to stick to a store-bought gamepad.
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