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LCD 20x4 blue / white

LCD 20x4 blue / white - Miscellaneous
LCD 20x4 blue / white - MiscellaneousLCD 20x4 blue / white - Miscellaneous
Brand: Various
Product Code: AC-1108
Availability: In Stock
Price: 6,95€
Incl. 1,11€ VAT excl. shipping costs

LCD 20x4 blue / white

2004 LCD Display blue / white HD44780 compatible Chipset


  • 4 rows with each 20 characters

Using a standard 16-pin interface, wherein:

  • Pin 1: VSS to power
  • Pin 2: VDD connected to 5V positive power supply
  • Pin 3: V0 LCD display contrast adjustment terminal, connected to the positive power supply weakest contrast, grounded power contrast, the contrast is too high will produce "ghosting", when used by a 10K potentiometer to adjust the contrast
  • Pin 4: RS for register selection, the selection of high data registers, instruction register is low.
  • Pin 5: R / W for read and write signal line, high read, low write operation. When the RS and RW is low can be written instructions or display the address can be read, when RS is low RW is high busy signal, data can be written when RS is high RW is low
  • Pin 6: E end to enable end, When E Duanyou high jump becomes low, the LCD module execute the command.
  • Pin 7 - 14: D0 to D7 for 8-bit bidirectional data line.
  • Pin 15: Backlight positive power supply
  • Pin 16: Backlight negative power supply

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