Adapter a standard 1602 or 2004 LCD to I2C interface, using only two data pins. This module simplifies wiring and includes contrast adjustment for the backlight.
This I2C (IIC) adapter module allows you to connect a standard Hitachi-style character LCD (formats 1602, 2004, etc.) using only two data lines (SDA and SCL), significantly simplifying the wiring compared to direct parallel connection.
The integrated circuit on the module handles I2C communication and includes a potentiometer for adjusting the backlight contrast. A jumper pad on the back allows you to cut power to the backlight to save energy if required.
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Adapter a standard 1602 or 2004 LCD to I2C interface, using only two data pins. This module simplifies wiring and includes contrast adjustment for the backlight.
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