I2C converter for HD44780 LCD display

Index: LCD-02352 EAN: 5903351248693

The I2C converter for the popular display with controller HD44780 for example, 2x16 characters. Thanks to this system, two data lines and supply 5 Volts and groundare enough to connect the screen.

I2C converter for HD44780 LCD display
€2.15
€1.75 tax excl.
Available
Shipping in 24 hours
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Manufacturer: OEM

Description

Converter I2C fordisplay with the HD44780 controller so that the screen requires only two lines - SDA and SCL. Via the bus, from the level of theArduino, can be controlled the displayed text and the backlight, including turning them off or on at any time. On board is alsoa potentiometerto adjust the contrast.

 

The product is compatible with Arduino

Online you can findthe Arduino libraryfor the module maintenance.

 Wyświetlacz LCD 2x16 z konwerterem - niebieski

In order to use a library for theArduino, the system should be soldered in accordance with the picture above.

Settings

  • Converter of I2C bus
  • Installed resistors pulling up the lines of the I2C bus - 4.7 k Ω
  • Converter based on PCF8574 (documentation)
  • Soldered potentiometer to adjust the contrast
  • The ability to control the backlight through the I2C bus
  • The possibility of changing the bus address via soldering jumpers A0, A1, A2

Addressing I2C

Depending on what chipset, this module can have different address spaces:

  • Chipset PCF8574 - 0x20
  • Chipset PCF8574T - 0x27
  • Chipset PCF8574A - 0x38
  • Chipset PCF8574AT - 0x3F

To be sure, we recommend the use of a program for ArduinoI2C Scanner that reads the I2C addresses for all connected devices.

 

Leads

The system has four leads and a jumper which putting out causes turning off the backlight of the screen. On the board is also goldpin strip which is fixed to the populardisplays based on HD44780 driver. All leads are soldered.

Konwerter I2C dla wyświetlacza LCD

 

No. Name Description
1 GND Mass.
2 VCC Power +5 V.
3 SDA The data line of the I2C bus.
4 SCL Clock line of the I2C bus.

 

Connecting of the display 

On the back of the tile is 16-pin, male strap goldpin to solder the display based on the HD44780 controller.

 

Screen - interface I2C

Same-day shipping

  • Crediting the payment for the order on our account on a business day before 10:00 AM means sending the goods on the same day.
  • All packages are being delivered by GLS Group courier and covered with insurance up to 1200 EUR.
  • You will receive a link to track your package and monitor the progress of delivery as soon as it is shipped.

Terms of delivery 

GLS - zone 1

Austria, Belgium, Croatia, The Czech Republic, Denmark, Germany, Netherlands, Poland, Slovakia 

  • Delivery time: 2-4 days
  • Delivery cost: from 4.18 EUR
  • Insurance: 1200 EUR
GLS - zone 2

Bulgaria, Estonia, France, Hungary, Italy, Latvia, Lithuania, Luxembourg, Portugal, Romania, San Marino, Slovenia

  • Delivery time: 2-5 days
  • Delivery cost: from 5.35 EUR
  • Insurance: 1200 EUR
GLS - zone 3

Finland, Greece, Ireland, Spain, Sweden 

  • Delivery time: 2-7 days
  • Delivery cost: from 7.67 EUR
  • Insurance: 1200 EUR

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Product reviews

I2C converter for HD44780 LCD display

5/5

Average grade

27

Customers opinion
03.11.2022
13.10.2022
Works as it should. I recommend!
10.10.2022
I recommend. I used an old floppy tape to connect to the 2x16 display.
10.10.2022
Does the job
06.10.2022
great as always
14.09.2022
Pr, edmiot as described. I recommend buying in this company
02.09.2022
Everything fine as described.
19.04.2022
Efficient,
14.04.2022
Everything ok, works as it should, came in good condition
30.03.2022
converts according to specification :)
02.02.2022
Everything works fine
25.01.2022
Good
26.12.2021
Ok!
23.11.2021
Very solid. Good for LCD displays
04.11.2021
Reducing the number of ports by the converter is a very good step, the saved space can be used for other sensors
05.10.2021
works fine
09.08.2021
I recommend the implementation of the diploma thesis.
12.07.2021
Another purchase, another successful one!
29.05.2021
5/5
25.05.2021
all right
25.05.2021
unreservedly
25.05.2021
The converter works, so I recommend it
04.05.2021
The product is ok
10.02.2021
Used to minimize the number of wires for the lcd screen
08.02.2021
Overall good
06.02.2021
Purchase for a granddaughter. I think O.K.
03.02.2021
it is known for the lazy ...

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