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 ...

WiFIRCard is a credit card-sized ESP32-S3 board designed for home automation with two relays and a few GPIOs (headers and screw terminals) that can be controlled over WiFi 4 or an IR (infrared) remote ...

This setup has features like remote start, voice feedback, anti-theft, follow-me-home via remote and whatnot! BHPian Skyline_Vista recently shared this with other enthusiasts: This truly reflects my ...

Fire safety alarms are crucial in both residential and industrial environments. Early fire detection can prevent significant damage and save lives. Flame sensors offer one of the most efficient ...

Arduino RFID technology works by using electromagnetic waves in the radio frequency spectrum for wireless communication and data transfer between RFID tags and readers. From supermarket anti-theft ...

I've discovered that if I use the two Sparkfun libraries for the QWIIC Relay, and the QWIIC Serial Motor Controller, that the two collide when defined as follows in a sketch: Yet, if I switch the ...