Basic C++ example using the LilyGO T-SIM7600 (4G module) and ESP32 for a 4G telemetry/logging solution that uploads e-bike data to Home Assistant (HA) over HTTP (or MQTT if preferred). This will use ...

This project uses an ESP32 microcontroller to read environmental data from DHT11 (temperature and humidity) and MQ135 (air quality) sensors. The collected data is then transmitted over Wi-Fi and ...

Sometimes you need to get a project to talk to you, so you can see what’s going on inside. The ESP32 console Arduino library from [jbtronics] promises just that. The library adds a simple serial ...

There’s still plenty of useful hardware out there that uses an RS-232 interface, like the Behringer Ultradrive loudspeaker systems that [Lasse Lukkari] works with from time to time. Rather than ditch ...

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 document my learning in order to be able to inspire other people to make ...