The basic 16×2 LCD is an extremely popular component ... if you’ve got an I2C variant of the display, it only takes four wires to drive it. That puts printing a line of text on one of these ...

While the SSD1306 OLED has somewhat become the go-to display for up-to-date projects ... To communicate with each LCD via I2C, two TCA9548A I2C multiplexers are connected to an Arduino, along ...