Cheap character LCD displays are more versatile than we give them credit for. Most of the cheapies have a 5×8 character display ... and also that as good as the Arduino platform is at getting ...

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