[elecena] Opencircuit 20x4 Characters lcd module blue - zmiany ceny This is a standard display with 4 lines of 20 characters. It has white text on a blue background and uses the HD44780 'parallel interface' chipset.When you connect this module directly to the arduino, connect a resistor of 2K ohm to the contrast pin and 100 ohm to the backlight pin. Instead of the 2K contrast resistor, you can of course also connect a potentiometer to adjust the contrast. Opencircuit 20x4 Characters lcd module blue - 6.00 EUR https://elecena.pl/product/27738350/opencircuit-20x4-characters-lcd-module-blue 2025-01-22 Opencircuit 20x4 Characters lcd module blue - 5.75 EUR https://elecena.pl/product/27738350/opencircuit-20x4-characters-lcd-module-blue 2025-04-20 Opencircuit 20x4 Characters lcd module blue - 5.00 EUR https://elecena.pl/product/27738350/opencircuit-20x4-characters-lcd-module-blue 2026-02-23 Opencircuit 20x4 Characters lcd module blue - 6.00 EUR https://elecena.pl/product/27738350/opencircuit-20x4-characters-lcd-module-blue 2026-02-25 Opencircuit 20x4 Characters lcd module blue - 6.60 EUR https://elecena.pl/product/27738350/opencircuit-20x4-characters-lcd-module-blue 2026-04-08