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 ...

Designed by Nova Radio Labs in the US, the Novaduino Environmental Sensor Kit is an Arduino-programmable air quality and ...

One of the first projects that most people do on an Arduino is to light up or flash an LED. It seems ultra-simple because it ...

We absolutely adore inspired labor-of-love tales such as this one. [Alastair] wanted to build a synth for his daughter’s third birthday in spite of having no prior hardware knowledge. It became the ...

I was looking over the week’s posts on Hackaday – it’s part of my job after all – and this gem caught my eye: a post about how to make your own RP2040 development board from scratch. And I’ll ...

Indicator species are living organisms that tell us that something has changed or is going to change in their environment. They can be easily observed, and studying them is considered a cost-effective ...

This is a FreeRTOS DHT22 temperature & humidity sensor driver for ESP IDF. It works with interruptions instead of active waiting and relays on the "ESP Timer" API for microseconds time measurement.

The Flex Dual Channel ADC design uses a single eneded 14 bit 2MSPS ADC that includes a 2 channel MUX that allows you to route signals on either input channel to the ADC using a simple digital logic ...