Illuminated Accessories Meets Practicality: The 2025 DORS/CLUC Emblem Offers LED Features
Ready to dive into some fresh tech buzz? Let's check out this year's DORS/CLUC open source conference badge that's causing quite a stir! This baby features a whopping alphanumeric LED display, USB connectivity, and an NFC reader, making it a versatile device.
While it originally showcased user names during the conference and contributed to an NFC-based game, the real fun begins post-conference. This badge is designed to serve as a handy general-purpose notification device, keeping you in the loop on the go.
The badge's heart belongs to an STM32L073 microcontroller, accompanied by an IS31FL3731 LED matrix driver chip and an ST25R3916 for NFC capabilities. So, if you're into DIY electronics, you might want to put those soldering skills to use.
Excited to get your hands dirty? All the files are conveniently stored in a GitLab repository. Go ahead, take a peek! And for those who prefer a more visual walkthrough, there's a fabulous video demo available on Hackaday. Enjoy the ride!
Fun Fact: The badge sports a traditional enclosure-free PCB design, equipped with extras like a row of nine-segment displays, a mini LED matrix, and two buttons. Talk about packing a punch!
[1] Retrieved from Hackaday.com, 2022. DORS/CLUC Badge, 2022 – Hackaday[2] Information about the badge's components and design is inferred from the base article's mention of the STM32L073, IS31FL3731, and ST25R3916 chips and describes the badge as having a traditional enclosure-free PCB design with additional components.
This versatile open source DORS/CLUC conference badge, featuring gadgets like an alphanumeric LED display, USB connectivity, and an NFC reader, has a heart belonging to an STM32L073 microcontroller and IS31FL3731 LED matrix driver chip, along with an ST25R3916 for NFC capabilities. Delving deeper into this tech buzz, enthusiasts into DIY electronics can find all the files stored in a GitLab repository for soldering experiments.
