What Does the “R” Mean in TCAL6416R?
What does TCAL6416R mean? What is the difference between TCAL6416 and TCAL6416R? Why does a sticky reset matter?
Arduino - Example Code for Setting Up I2C Writes and Reads
This is a generic coding example of setting up an Arduino to write and read I2C
I2C Controlled Switches - How to use TCA9548A
I2C controlled switches are used in various applications for same I2C address conflicts, separating bus capacitance, and data flow control.