When an air quality display project needed a display, [Inderpreet] looked into small character-based LCDs. [Inderpreet’s] chosen LCD used an I2C interface, which was new to him. Rather than s… ...

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.

Orient Display has just announced a new series of character LCD modules which are directly controlled by I2C and SPI interfaces. High reliability makes mono LCD technology ideal for industrial and ...

An I2C IO expander can reduce board routing complexity significantly by using a pre-existing I2C system bus. The advantages become apparent as this could result in a reduced number of board layers, ...

In I2C mode, two programmable GPIO pins are available for additional peripheral control. Power for attached sensors or peripherals, within limits, can be sourced from the 1-wire bus “making the ...