Prototype: Light meter based on TSL2591 and Arduino Nano

This is an update of the project. The original project can be found here: https://www.yichiyang.com/new-project-portable-light-meter-using-tsl2591/ After testing on breadboard, I designed a PCB to fit all of the components together. I also added a LiPo battery as well as a charger/boost converter to keep the light meter powered. Here’s the setup. As you can see, […]