Tags » Microcontrollers

A Crash Course In Reliable Communication

It’s probably fair to say that anyone reading these words understands conceptually how physically connected devices communicate with each other. In the most basic configuration, one wire establishes a common ground as a shared reference point and then the “signal” is sent over a second wire. 336 more words

Arduino Hacks

ESP32 Espruino: Converting an object to a JSON string

In this tutorial, we will check how to convert an object to a JSON string using Espruino on the ESP32. The tests were performed using a DFRobot’s  523 more words

ESP32

Ambient Lighting for Baby with the ESP8266

There are plenty of great reasons to have a child. Perhaps you find the idea of being harshly criticized by a tiny person very appealing, or maybe you enjoy somebody screaming nonsense at you while you’re trying to work on something. 320 more words

LED Hacks

It's UNIX. On A Microcontroller.

It’s difficult to convey in an era when a UNIX-like operating system sits in your pocket, how there was once a time when the mere word was enough to convey an aura of immense computing power. 273 more words

Slider

$6 Weather Station Goes Where you Do

We admit, we see a lot of weather stations. What makes take on this old favorite interesting is that it is tiny enough to carry with you, and uses your cell phone as a hotspot to deliver its data. 253 more words

Arduino Hacks

Internet of Smells: Giving a Machine the Job of Sniffing Out Spoiled Food

Has the food in your pantry turned? Sometimes it’s the sickening smell of rot that tells you there’s something amiss. But is there a way to catch this before it makes life unpleasant? 1,451 more words

Slider

Put The 3D Printer To Sleep So You Can Rest Easy

At this point you’ve probably already heard the news: cheap Chinese 3D printers sometimes catch fire. Now we can’t say we’re shocked to find out that absolute bottom of the barrel gear wasn’t designed to the highest standards (gotta cut those corners someplace), but that doesn’t change the fact that there are thousands of hackers and makers out there who are in possession of one of these suspect machines. 285 more words

3d Printer Hacks