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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 ...
Arduino library for I2C LCD displays e.g. 20x4 . Contribute to RobTillaart/I2C_LCD development by creating an account on GitHub.
Learn to build an RFID based attendance system using Arduino with step-by-step instructions, circuit diagrams, and complete code. This $35 DIY project replaces expensive commercial systems with ...
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