IIC/I2C/TWI/SP​​I Serial Interface 2004 20X4 Blue Character LCD Module Display

Specification:

https://bitbucket.org/fmalpartida/new-liquidcrystal/downloads
but with a little change in the init lines:
LiquidCrystal_I2C lcd(0x20, 2, 1, 0, 4, 5, 6, 7, 3, POSITIVE); // Addr, En, Rw, Rs, d4, d5, d6, d7, backlighpin, polarity

 

This is IIC Serial 20X4 LCD module . With this I2C interface LCD module, you will be able to realize data display via only 2 wires. If you already has I2C devices in your project, this LCD module actually cost no more resources at all. It is fantastic for Arduino based project.

Interface: I2C

I2C Address: 0x27(it can't be changed )

Sofware version :0022

SDA (DATA) -> analog input pin 4
SCL (CLOCK) -> analog input pin 5

Pin Definition : GND、VCC、SDA、SCL

Back lit (Blue with black char color)

Supply voltage: 5V

Pcb Size : 60mm×99mm

Contrast Adjust : Potentiometer

Backlight Adjust : Jumper

2004 LiquidCrystal_I2C

Arduino Test Code：

#include <Wire.h> 
#include <LiquidCrystal_I2C.h>

LiquidCrystal_I2C lcd(0x27,16,2); //set the LCD address to 0x27 for a 16 chars and 2 line display

void setup()
{
lcd.init(); 
lcd.backlight();
lcd.setCursor(0, 0);
lcd.print("b2cqshop");
lcd.setCursor(0, 1);
lcd.print("Voltage: ");
lcd.setCursor(13, 1);
lcd.print("V");
}
void loop()
{
int val;
float temp;
val=analogRead(0);
temp=val/4.092;
val=(int)temp;//
lcd.setCursor(9, 1);
lcd.print(0x30+val/100,BYTE); 
lcd.print(0x30+(val0)/10,BYTE); 
lcd.print('.');
lcd.print(0x30+val,BYTE);
delay(100);
}

 

Package Included :
  
1x IIC/I2C/TWI/SPI Serial Interface2004 20X4 Character LCD Module Display Blue

  • If you can't receive the product within 2 months (60 days), please contact with us,we promise to payback 100% of your money.
    We ensure our products work normally before post.If the products is broken before arrival to you,all you should do is taking a photo to show us our broken product.We promise to payback 100% of your money.

  • If the item is defect when you receive it or you are not satisfied with it, please return it within 14 days for a replacement or money back. But the items must be back in factory condition. Please contact us and double check the return address before you return it.
  • If is item is defective in 12 months, you can return it to us. We will send you a new replacement after receiving the defective item.

* When you satisfied with our product and services please leave us positive feedback.

* If you have got the package, please confirm "Delivery on time" For us.

* If a problem occurs, contact us immediately with any email request.

* Just contact us using the " Ask the seller a question" link on eBay.

1. We only ship to the confirmed address provided by eBay. please make sure your ebay address is 100% matches the address you would like us to ship to. If not, please let us know before we sent you the package, or we will not be responsible for any loss. hope you could understand.
2. Orders will be processed instantly and dispatched within 1-3 business days except hoilday, so we do NOT accept any email/message note after you place orders.

  • EBAY Managed Payment. But we only Accept your Ebay Address, please Make sure it's 100% right.
    Payment must be received in 5 business days of auction closing.
    Please leave note for your special request (e.g. Colors or Size) in PayPal when you pay the order.
    Any special request cannot be accepted after 24 hours of payment, because most of orders will be processed instantly and same day dispatched.

Le 02-sept.-21 à 05:27:07 Paris, le vendeur a ajouté les informations suivantes :

DataCaciques