Feature

●High quality 2004 LCD screen with IIC i2c Adapter, Displays 4-lines X 20-characters.
●Backlight control, you can control by jumpers, can also be controlled by the program.
●IIC/I2C interface was developed to reduce the IO port usage on Arduino board.
●Adjustable contrast, the backlight control to provide library.
●5V power supply, the device address will be 0x27 or 0x3F at Random.


Description

Features：
IIC/I2C interface was developed to reduce the IO port usage on Arduino board.
* Old 1602 screen requires 7 IO ports but this module uses only two.
* Much needed control panel IO ports can be used to add some sensors, SD card and so on.
* A New High-Quality 4 Line 20 Character Lcd Module.
* Potentiometer can be adjusted to control the contrast.
* Back light can be turned off by removing the jumper on the back panel.

Specification:
* Interface: I2C
* I2C Address: 0x27
* Pin Definition : GND、VCC、SDA、SCL
* Back lit (Yellow with Black char color)
* Supply voltage: 5V
* Size : 60mm×99mm
* Contrast Adjust : Potentiometer
* Backlight Adjust : Jumper

Package Included:
1*IIC/I2C/TWI 2004 20X4 Serial Yellow Green Backlight LCD Display Module