The other smart way to save money is to make a budget and stick with it. Unfortunately, a lot of budgeting software costs ...
* Requires installing the free plugin "Native Debugging Support" (see section Debugger Settings). ** Full auto-completion features added for "Rider" in plugin version ...
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.