Practical Applications and Use Cases The Raspberry Pi I2C Multiplexer is particularly useful in scenarios where multiple I2C devices need to be connected to a single Raspberry Pi.

As a standard feature of the Linux kernel, device tree overlays (DTOs) allow for easy enabling and configuration of features and drivers, such as those contained within the standard firmware of a R… ...

It can work in production – here’s Adafruit taking the 3.3 V-pulled-up Raspberry Pi I2C bus, and connecting it to a 5 V-powered MCP23017 chip that drives a 5 V-connected HD44780 display.

The Raspberry Pi weather station uses a tiny Pico W main board has the main processor and connects to a web server to display data. Weather metrics are collected using a DFRobot Gravity I2C BME280 ...