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 ...

This Arduino sketch demonstrates how to use an I2C-enabled LCD display with an Arduino board. The LiquidCrystal_I2C library is used to control the LCD, and the sketch also includes a function to ...

Next steps shows how the master (Arduino) reads from the slave I2C device. Wire.requestFrom(address, 1) command expects to receive 1 byte of data from the TC74 sensor. Wire.available() waits for data ...

[Johngineer] found himself in need of an I2C sniffer, but didn’t have one available. Necessity is the mother of invention, so he put together this I2C sniffer sketch for Arduino. The arduino … ...

Users can simply connect the modules to the Arduino board through Qwiic cables, neatly attach everything together on the provided base, and follow one of the seven projects complete with step-by-step ...

TSL25911 Sensor Module Pinout. The TSL25911 sensor module has a total of 5 pins. Two power pins, one interrupt pin, and two I2C pins. The pinout of the module is as follows: VCC - Provides power for ...

In this review of the Maker Uno RP2040 board with the Arduino IDE we could blink LEDs, control RGB LED lights, press the user button to turn on one LED or make the buzzer output some melody, control a ...

New LCD Modules controlled by SPI and I2C: 04 Jul 2013. Orient Display has just announced a new series of character LCD modules which are directly controlled by I2C and SPI interfaces. High ...

Arduino enthusiasts and beginners may be interested in a new add-on board designed for the Arduino Uno microcontroller featuring 10 of the most popular modules and sensors for the Arduino platform.