This week Jonathan and Dan chat with Frank Vasquez and Chris Simmonds about Embedded Linux, and the 4th edition of the Mastering Embedded Linux Programming book. How has this space …read more (https://hackaday.com/2025/09/10/floss-weekly-episode-846-mastering-embedded-linux-programming/)

The 555 as You’ve Never Seen It: In Textile!
https://hackaday.com/2025/09/10/the-555-as-youve-never-seen-it-in-textile/

The Diné (aka Navajo) people have been using their weaving as trade goods at least since European contact, and probably long before. They’ve never shied from adopting innovation: churro sheep …read more (https://hackaday.com/2025/09/10/the-555-as-youve-never-seen-it-in-textile/)

Using an MCU’s Own Debug Peripheral to Defeat Bootrom Protection
https://hackaday.com/2025/09/10/using-an-mcus-own-debug-peripheral-to-defeat-bootrom-protection/

https://www.instagram.com/p/DMA0iKdqNaz/
" data-image-caption="" data-medium-file="https://hackaday.com/wp-content/uploads/2025/09/tamagotchi_paradise_teardown_tamagotchi_center.jpg?w=400" data-large-file="https://hackaday.com/wp-content/uploads/2025/09/tamagotchi_paradise_teardown_tamagotchi_center.jpg?w=800">Released in July of 2025, the Tamagotchi Paradise may look somewhat like the late 90s toy that terrorized parents and teachers alike for years, but it’s significantly more complex and …read more (https://hackaday.com/2025/09/10/using-an-mcus-own-debug-peripheral-to-defeat-bootrom-protection/)

Reverse Engineering a Robot Mower’s Fence
https://hackaday.com/2025/09/10/reverse-engineering-a-robot-mowers-fence/

There are a variety of robot mower systems on the market employing different navigation methods, and [Eelco] has the story of how one of these was reverse engineered. Second hand …read more (https://hackaday.com/2025/09/10/reverse-engineering-a-robot-mowers-fence/)

65F02 is an FPGA 6502 with a Need For Speed
https://hackaday.com/2025/09/10/65f02-is-an-fpga-6502-with-a-need-for-speed/

Does the in 65F02 “F” stand for “fast” or “FPGA”? [Jurgen] doesn’t know, but his drop-in replacement board for the 6502 and 65c02 is out there and open source, whatever …read more (https://hackaday.com/2025/09/10/65f02-is-an-fpga-6502-with-a-need-for-speed/)

Debugging vs Printing
https://hackaday.com/2025/09/11/debugging-vs-printing/

Art by Joe Kim on a Maya Posch article about GNU Debugger: https://hackaday.com/2020/11/06/local-and-remote-debugging-with-gdb/
" data-medium-file="https://hackaday.com/wp-content/uploads/2020/11/Debugging-1.jpg?w=400" data-large-file="https://hackaday.com/wp-content/uploads/2020/11/Debugging-1.jpg?w=800">We’ll admit it. We have access to great debugging tools and, yes, sometimes they are invaluable. But most of the time, we’ll just throw a few print statements in whatever …read more (https://hackaday.com/2025/09/11/debugging-vs-printing/)

Old Phone Upcycled Into Pico Projector, ASMR
https://hackaday.com/2025/09/11/old-phone-upcycled-into-pico-projector-asmr/

To update an old saying for the modern day, one man’s e-waste is another man’s bill of materials. Upcycling has always been in the hacker’s toolkit, and cellphones provide a …read more (https://hackaday.com/2025/09/11/old-phone-upcycled-into-pico-projector-asmr/)

FreeCAD Foray: Good Practices
https://hackaday.com/2025/09/11/freecad-foray-good-practices/