Adding a camera to a project used to be a chore, but modern camera modules make it simple. But what if you want to read QR codes? [James Bowman] noticed a $7 module that claims to read QR codes so he ...

QR codes. For many of us, they’re synonymous with a) the pandemic, b) the ongoing lack of actual menus in bars and restaurants, and c) the fact that the world is now just that little bit more tiresome ...

When you scan a QR code, your device reads the pattern and translates it into information, most often a link. That link then ...

I have a friend who calls me occasionally to help him with various little things having to do with the technology at his house. This week, one of his requests was to learn more about QR codes and how ...