To communicate with each LCD via I2C, two TCA9548A I2C multiplexers are connected to an Arduino, along with an RTC to keep track of the time and date itself.

Hitachi’s HD44780 based 16×2 character LCD are very cheap and widely available, and is an essential part for any project that displays information. Using the LCD backpack, desired data can be ...

Renesas’ RL78/L23 16-bit MCUs provide LCD control and capacitive touch for responsive HMIs in smart appliances, electronics, and meters.