You know how you can feel when someone is looking at you? Thanks to a person detector, [Michael Rigsby’s] little robotic light switch also knows when you are looking at it. As you can see in the video ...

Warning: This library is not tested with hardware yet. So use with care, feedback welcome. ECRFS is a library for the ERCF 1 05SPI 360 Z rotation encoder. This devices decodes 360.0° in 16384 steps ...

An unexpected revisit to my earlier post on mouse encoder hacking sparked a timely opportunity to reexamine quadrature encoders, this time with a clearer lens and a more targeted focus on their signal ...

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 ...

Look, we've all got our kinks and this is mine. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. If you're hunting for a laptop with a ...

This library uses a PCF8575 to read the pulses of a rotary encoder. As a PCF8575 has 16 lines up to 8 decoders can be read over I2C. The PCF interrupt line can be used to detect changes in the ...