Package contains: 1 x I2C interface for 16x2 displays
Allows 16-character LCD displays with 2 lines, using the HD44780 controller, to be controlled via an I2C interface. Up to eight modules can be cascaded by soldering A0-A1-A2 addresses (default 0x27). It has jumpers to activate the backlight and contrast adjustment which is done via a small trimmer. Particularly suitable to reduce the number of I/O required in case of use with Arduino or other microcontroller. Power supply: 2.5-6 V DC
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