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What are we best at? Electronics & 3D printing
Fast delivery 30-day returns
Own warehouse & service Thousands of products
15+ years of expertise 1.7M+ orders

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Index: JUS-19736
EAN: 5903351243087

LCD display 4x20 characters green with connectors - justPi

5.00
5 reviews

Alphanumeric LCD display by justPi. It presents values in four lines, 20 characters each . It is powered by 5 V. It is characterized by exceptionally simple operation and support for many microcontrollers. Characters are displayed on a green background. The module has additionally soldered connectors.

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Over 500,000 customers already trust us. With us you get:

 

same-day shipping for products marked “24h shipping”

 

our own service centre in Poland

 

30 days to return and free delivery in Poland from PLN 500

 

4.9/5 on TrustMate and 4.9/5 on Google (almost 4,000 reviews)

 

VAT invoice, leasing and instalments for businesses

For businesses

 

individual quote for larger quantities

 

VAT invoice

For schools and universities

 

orders based on requests for quotation

 

help with choosing kits for your lab

Product description: LCD display 4x20 characters green - justPi

Alphanumeric LCD display by justPi . It presents values in four lines, 20 characters each . It is powered by 5 V. It is characterized by exceptionally simple operation and support for many microcontrollers. Characters are displayed on a green background. The module has additionally soldered connectors.

Display pinout description

The alphanumeric display has 12 pins that are not marked on the board. Each of them corresponds to the following:

  • 1 - VSS - system ground
  • 2 - VDD - 5V power supply
  • 3 - V0 - contrast
  • 4 - RS - select display instruction register (low state) or data register (high state)
  • 5 - R/W - read (low state) / write (high state)
  • 6 - E - unlock display
  • 7...14 - DB0...DB7 - data bus
  • 15 - LEDA - 5 V backlight power supply
  • 16 - LEDK - backlight system ground
LCD display 4x20 characters green with connectors - justPi

LCD display 4x20 characters green with connectors - justPi.

Arduino compatible product

The standard set of libraries and sample programs downloaded with the Arduino IDE includes the LiquidCrystal library, which allows you to operate the presented display.

LCD display 4x20 characters green with connectors - justPi

The LCD display has soldered connectors.

Display Technical Specifications

  • Type: LCD alphanumeric display
  • LCD display 4 x 20 characters
  • Character color: black
  • Backlight: green
  • Hole spacing: 93 x 55 mm
  • Supply voltage: 5V
  • Module dimensions: 98 x 60 mm
Name Value
Screen - type alphanumeric
Screen - diagonal 2.9''
Screen - interface GPIO
Screen - touch no
Screen - resolution 4x20 znaków
Width 10 cm
Height 14 cm
Depth 1.5 cm
Weight 0.072 kg

Delivery method Delivery time Cost
GLS Shipping in 24 hours from €8.07
Raben - pallet delivery Delivery in 3–5 days, no inside delivery from €96.75

The full delivery terms are on the page Delivery and payment.

30 days to return, without giving a reason

If the product does not meet your expectations, you have 30 days from receiving the parcel to withdraw from the contract. The product only has to be complete. The right of return belongs to consumers (a purchase unrelated to business activity).

Complaints

If the product turns out to be faulty, you can make a claim under the guarantee or the statutory warranty. We handle claims without delay, at the latest within 14 working days of receiving the report together with the goods.

Radosław 15.02.2025

Question: Does it fit the Raspberry pi 4b?

Answer: The specified display est compatible with microcontrollers such as Arduino. To connect it to the Raspberry Pi 4B, it is recommended to use an I2C converter, which will simplify communication and reduce the number of required connections. Alternatively, it is possible to directly connect the display to the Raspberry Pis GPIO pins, but this requires appropriate wiring and code modification to support a parallel interface.

Instructions and documents

GPSR data

Country of origin China
Manufacturer contact details SHEN ZHEN YOU MAI KE TECHNOLOGY COLTD 2 Floor,C Building,Mingxin Industrial Park,No.28,Hualong Road Longhua District, Shenzhen, 518109 China Phone: 8617724681799
EU market introducer contact details BOTLAND B. DERKACZ SP. K. Gola 25A - 63-640 Bralin

Product information

This product is a component intended for further assembly or prototyping. It is not a finished product within the meaning of the product safety regulations.

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5 reviews

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