A lot of great ICs use I2C to communicate, but debugging a non-working I2C setup can be opaque, especially if you’re just getting started with the protocol/bus. An I2C bus scanner can be a helpful ...

Using hardware I2C on an ESP32? Do you need to connect multiple I2C devices with the same address? Normally, you wouldn’t be able to do that without extra parts, but on the ESP32, [BastelBaus] has ...

The Arduino has long since proven itself to be one of the biggest boons to DIY heads since the soldering iron, but that doesn't mean it's not still able to impress, as amply demonstrated by this ...