This repository details how to create a PCF8574A based I2C LCD controller module PCB, ascociated libraries and test code. The module solders directly on to the back of an HD44780 LCD and differs from ...

In this tutorial we interface 16x2 LCD with ESP32, using only 2 pins, with the help of I2C communication. It reduces number of pins used by ESP32 so that more number of ESP32 pins remain free for ...

LCD (Liquid Crystal Display) I2C (Inter-Integrated Circuit) is an easy-to-use display module, which can make displaying text easier. Using this module can reduce difficulties faced by makers, so they ...

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 ...

16×2 LCD is named so because; it has 16 Columns and 2 Rows. There are a lot of combinations available like, 8×1, 8×2, 10×2, 16×1, etc. But the most used one is the 16*2 LCD, hence we are using it here ...

Use an ATtiny85 to display sensor values on an I2C LCD (equiped with PCF8574): GY21P (Si7021+SHT21) I2C sensor, temperature and relative humidity DS18b20 Dallas sensor, one wire, temperature I had ...

The Bus Pirate made all this easy, allowing [Inderpreet] to quickly display “Hello” on his LCD module. The I2C bus is just the tip of the iceberg for the Bus Pirate.