I2C 20×4 LCD Module


This LCD displays 20 characters wide, 4 rows in white texts on blue background. It has a back-light, a contrast adjust potentiometer, and a simple I2C communication interface. You can connect it to ODROID-H2 with four jumper wires directly and you will like to monitor important real-time system information from Linux OS.


  •  I2C Address: 0x3F or 0x27
  •    Number of Characters: 20 characters x 4 Lines
  •    Blue LED backlight with white font color
  •    Adjustable contrast
  •    Supply voltage: 3.3V
  •    Interface: I2C 400Khz
  •    Dot size: 0.55 x 0.55 mm
  •    Dot pitch: 0.60 x 0.60 mm
  •    Character size: 2.96 x 4.75 mm
  •    Character pitch: 3.55 x 5.35 mm
  •    Size: 98x60x22mm

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