Library using Java 11 and Pi4J v2 to interface with PN532 NFC modules from a Raspberry Pi. Almost completely re-written and updated for Java 11 and Pi4J v2. I2C, Serial, and SPI are all working.

A Raspberry Pi can open up all sorts of possibilities, but these tiny PCs can have a variety of other, unexpected uses. Here ...

This small application can turn your Raspberry Pi into a Matter lighting device. Once setup and commissioned, it allows control of a configured GPIO pin via Matter on/off commands. The GPIO output can ...

Most of us first hear about the irrational number π (pi)—rounded off as 3.14, with an infinite number of decimal digits—in school, where we learn about its use in the context of a circle. More ...