Welcome to the lcd-i2c-library repository! This library provides an interface to control an HD44780-based LCD via an I2C converter using the PCF8574 module. If you are working on an Arduino or AVR ...

Components Needed:** Arduino board (e.g. Arduino Uno) Adafruit R307 fingerprint sensor 20x4 LCD I2C module 6 solenoid locks Jumper wires Fingerprint Sensor Connections: Connect the fingerprint ...

Starting with physical switches, the way we interact with electronic devices has evolved significantly over the years. We moved from switches to touch screens, and research has continued to push the ...

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 the module, Connect to the 5V ...

The ARDUINO IDE associated with the ARDUINO board uses specific numbering, assigning numbers from 0 to 19 to digital pins 0 to 13 and numbers A0 to A5 to analog pins. GCBasic directly manipulates the ...