As a standard feature of the Linux kernel, device tree overlays (DTOs) allow for easy enabling and configuration of features and drivers, such as those contained within the standard firmware …read more (https://hackaday.com/2022/04/04/a-power-button-for-raspberry-pi-courtesy-of-device-tree-overlays/)

SAMD11 Provides Two Serial Ports For Price Of One
https://hackaday.com/2022/04/04/samd11-provides-two-serial-ports-for-price-of-one/

While the average computer user likely hasn’t given much thought to the lowly serial port in decades, the same can’t be said for the hardware hacker. Cheap serial-to-USB adapters are …read more (https://hackaday.com/2022/04/04/samd11-provides-two-serial-ports-for-price-of-one/)

Confessions of a Crimpoholic
https://hackaday.com/2022/04/04/confessions-of-a-crimpoholic/

Hi, my name is Dan and I’m a crimpoholic. Honestly, I didn’t know I was a serial abuser of crimping tools until this weekend. I’ve been working on a small …read more (https://hackaday.com/2022/04/04/confessions-of-a-crimpoholic/)

Levitate The NE555 Way
https://hackaday.com/2022/04/04/levitate-the-ne555-way/

Ultrasonic levitation — the practice of creating a standing wave between two ultrasonic sources and positioning lightweight objects such that they can float in the pressure minimums between them — …read more (https://hackaday.com/2022/04/04/levitate-the-ne555-way/)

Monitor Space Weather And The Atmosphere With your Cellphone!
https://hackaday.com/2022/04/04/monitor-space-weather-and-the-atmosphere-with-your-cellphone/

Above our heads, the atmosphere is a complex and unpredictable soup of gasses and charged particles subject to the influence of whatever the Sun throws at it. Attempting to understand …read more (https://hackaday.com/2022/04/04/monitor-space-weather-and-the-atmosphere-with-your-cellphone/)

Rubber Band “Slide Rule” Doesn’t Slide, but Rotates
https://hackaday.com/2022/04/04/rubber-band-slide-rule-doesnt-slide-but-rotates/

Around here we mostly enjoy slide rules. We even have our own collections including some cylindrical and circular ones. But [Mathologer] discusses a recent Reddit post that explains a circular …read more (https://hackaday.com/2022/04/04/rubber-band-slide-rule-doesnt-slide-but-rotates/)

Detailed Big Screen Multimeter Review
https://hackaday.com/2022/04/04/detailed-big-screen-multimeter-review/

It seems like large-screen cheap meters are really catching on. [TheHWcave] does a very detailed review of a KAIWEETS KM601, which is exactly the same as a few dozen other …read more (https://hackaday.com/2022/04/04/detailed-big-screen-multimeter-review/)

ESP32: Is Two Better than One?
https://hackaday.com/2022/04/04/esp32-is-two-better-than-one/