Experiment

I²C 20×4 BLUE LCD MODULE

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Description

The VMA450 is an Arduino compatible LCD display module with high speed I²C interface. It can display 20×4 characters (white characters on a blue background).

Specifications

  • supply voltage: 5 VDC
  • colour:
    • background: blue
    • characters: white
  • contrast: adjustable by trimmer
  • interface: I²C
  • I²C address: 0x20 to 0x27 adjustable (default = 0x27)
  • number of characters: 20 characters x 4 lines
  • dot size: 0.55 x 0.55 mm (0.02 x 0.02″)
  • dot pitch: 0.60 x 0.60 mm (0.023 x 0.023″)
  • character size: 2.96 x 4.75 mm (0.11 x 0.19″)
  • character pitch: 3.55 x 5.35 mm (0.14 x 0.21″)
  • dimensions: 98 x 60 x 24 mm (3.86 x 2.36 x 0.94″)

Additional information

ConsumerGroup

Experiment

Manuals

Manual

User manual
EN
EN

Downloads

Info Sheets

PCF8574/PCF8574A Datasheet EN
LCD Specifications EN
VMA450 Scheme EN

Firmware

VMA450 LCD I2C Library EN