Hi, I'm Bill. I'm a software developer with a passion for making and electronics. I do a lot of things and here is where I ...

What could happen when you open-source a hardware project? No, seriously. I hold a fair few radical opinions – one is that ...

Since Wi-Fi connectivity is crucial for sending SMS alerts. Here is a complete working demonstration of our Fire and Smoke detector using Arduino with SMS Alert. Learn how to interface a flame sensor ...

Since I had a spare ESP32 lying around, I tried building a smart dashboard that pulls metrics from the other smart devices in ...

4 and 19 pins are used to adjust the display contrast through a resistor. I use a 1 Mega Ohm variable resistor. Acceptable contrast ~270kOm.

This library provides a simple device independent interface for interacting with Adafruit IO using Arduino. It allows you to switch between WiFi (ESP8266, ESP32, ESP32-S2, ESP32-S3, ESP32-C3, RP2040, ...

Jony Ive’s long era of flat design is dead. At WWDC 2025 today, Apple ushered in “Liquid Glass,” a new interface for iOS 26 ...

With a sub-$1,000 price, exceptional quality, and innovative resin management features, the Anycubic Photon Mono M7 Max is a ...

The redesign also brings other changes to the user interface. Apple has reconfigured the toolbars, tab bars, sidebars and app windows with rounded corners, ditching the previous rectangular edges.

Announced at Build 2025, NLWeb lets websites provide a “conversational interface” — i.e. a text field and a submission button — for their users with a few lines of code, the AI model of ...