HD44780 LCD 1602 I2C converter

I2C converter designed for displays with HD44780 controller. With it, only 4 lines are needed to control the display: SDA, SCL, 5V, GND. The module has a built-in potentiometer, allowing the contrast to be adjusted and the backlight can be switched on/off by software. Specification:

* Supply voltage: 5V

* Communication interface: I2C

* Converter chip: PCF8574

* Driver compatibility: HD44780

* Contrast adjustment via potentiometer

* Change of bus address via soldered jumper: A0, A1, A2

* Jumper to switch off the backlight permanently

* LED indicating module operation

* Dimensions: 42 x 20 mm