The I2C (Inter-Integrated Circuit) bus is a synchronous serial communication protocol that allows multiple electronic components (sensors, displays, memories, etc.) to be connected within the same ...

This is an Arduino library for HD44780 LCD display, operated in 4 bit mode over I2C bus with 8-bit I/O expander PCF8574 ...

The Arduino is a powerful platform for interfacing with the real world, but it isn’t without limits. One of those hard limits, even for the Arduino MEGA, is a finite number of pins that the ...

The Waveshare 1.69-inch IPS touch LCD is a 1.69-inch rounded display with 240×280 resolution and a 262K color range. The display driver (ST7789V2) and touch controller (CST816T) are integrated ...

In the Discord channel was mentioned that the I2C bus does not work for the STM32 board in Arduino mode. There is more than one problem: The local files for the I2C LCD display with "Wire2" do no ...