Collaborate Disseminate
Air quality has become a hot topic in recent years. [Ryan Stout] was interested in improving it in his camper van, and set about doing something about it. His solution …read more Continue reading Automated System Keeps Camper Van Air Fresh and Warm
Like playing around with Linux on low-power devices? You’d be hard pressed to find a better example than the [tvlad1234]’s linux-ch32v003 project. It’s not just a one-off — it’s something …read more Continue reading Bring Linux To CH32V003 Through, Yes, RISC-V Emulation
I had one of those why-didn’t-I-think-of-it moments this week, reading this article about multiplexing I2C on the ESP32 microcontroller. The idea is so good, and so simple, that it’s almost …read more Continue reading Sometimes It’s the Little Things
Using hardware I2C on an ESP32? Do you need to connect multiple I2C devices with the same address? Normally, you wouldn’t be able to do that without extra parts, but …read more Continue reading Avoid I2C Address Conflicts On ESP32 By Pin Muxing
[educ8s.tv] has built weather stations before, but his latest is his best yet. It’s all thanks to its low-power design, enabled by its e-paper display. The build is based around …read more Continue reading ESP32 Weather Station Looks Great With Color E-Paper Display
If you have mischievous children or forgetful elderly in your life, you might want to build a couple of these tiny motion detection alarms to help keep them out of …read more Continue reading Tiny Motion Detection Alarm Does the Trick
One way to get through the winter doldrums is to take notice of the minuscule positive changes in weather as spring approaches. Although much of the US is experiencing a …read more Continue reading Solar E-Ink Weather Station Works on Dark Days, Too
While most of us now remember Radio Shack as a store that tried to force us to buy batteries and cell phones whenever we went to buy a few transistors …read more Continue reading Pi Pico Enhances RadioShack Computer Kit
For those new to fields like robotics or aerospace, it can seem at first glance that a problem like moving a robot arm or flying an RC airplane might be …read more Continue reading A General-Purpose PID Controller
Espressif’s ESP32 microcontrollers come with a Flash encryption feature that when enabled ensures that the data and code stored on the (usually external) Flash chip is encrypted with AES-256 (ESP32) …read more Continue reading Breaking The Flash Encryption Feature Of Espressif’s Microcontrollers