I2C is a wonderful interface. With four wires and only two GPIOs, you can connect a whole lot of sensors and devices ... header pinouts on generic I2C modules from China will surely reflect ...

Hooking up I2C sensors is something which is generally ... to the adapter MCU’s I2C bus can be used via the Linux module’s API calls, either directly or via existing drivers.

Integrated Sensor ICs, Plug-and-Play Modules), Technology, End User, and Geography - Global Forecast to 2032", the current and voltage sensor market is projected to reach $8.4 billion by 2032 ...