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4x16 Character LCD with I2C Module (Blue)
- Brands China Code: DS-164A-I2C-B
Note: In case this is out of stock, you can check the similar 4x20 Character LCD with I2C Module, in Blue color too.
Everyone loves character LCD, is cheap and works out of box! This is 16x4 character LCD module. But the need for 6 to 10 GPIOs is the pain :) It takes most of GPIO of Arduino and other microcontrollers. Now with this I2C or Two wires interface LCD, you will save a lot of GPIO for your sensor and motor control.
This is a great blue backlight LCD display. As the pin resources of Arduino controller is limited, your project may be not able to use normal
LCD shield after connected with a certain sensors or SD card. However, 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, you can still program this LCD with the correct I2C address. It is fantastic for Arduino based project.
Note: If the display is not clear (or blank), try to adjust the contrast level by tuning the on-board potentiometer.
The video above shows the tutorial on how to detect the I2c address for the LCD and how to interface it via arduino.
Note: This LCD is 16 x 4 Character LCD with I2C Module (Blue) so the coding in arduino must be change according to the LCD specifications which in this case is as shown below
lcd.begin (16,4); //Defining 16 columns and 4 rows of lcd display