Elecbee 5V 12864 LCD Display Module 128x64 Dots Graphic Matrix LCD Blue Backlight

Description:

The ST7920 is a popular graphical LCD display that features a screen size of 128x64 pixels, providing a resolution that is suitable for displaying both text and graphics. The display is designed to be easy to use and offers a range of features that make it ideal for use in a wide range of electronic devices and applications. The ST7920 graphical LCD can be connected to a system using an 8-bit parallel interface or a 4-wire serial peripheral interface (SPI), which offers flexibility and ease of integration with a wide range of microcontrollers and other embedded systems. The display supports multiple display modes, including text mode, graphics mode, and mixed mode, which allows for a combination of both text and graphics. The ST7920 graphical LCD features an adjustable backlight, which allows for easy visibility in different lighting conditions. It also has a high contrast ratio, which provides clear and easy-to-read text and graphics. The display has a built-in character generator, which allows for easy creation of custom characters and symbols. The ST7920 graphical LCD has low power consumption, making it ideal for use in battery-powered devices. It can operate in a wide temperature range, making it suitable for use in both indoor and outdoor environments. The display is also durable and reliable, making it ideal for use in industrial applications and harsh environments.

Pinout of the Module:

VSS: Ground

VDD: Power supply (5V or 3.3V)

VO: Contrast adjustment

RS: Register to select (0 for instruction, 1 for data)

R/W: Read/write (0 for write, 1 for read)

E: Enable signal for the LCD controller

PSB: Parallel/SPI mode select (0 for parallel, 1 for SPI)

DB0: Data bus bit 0 (LSB)

DB1: Data bus bit 1

DB2: Data bus bit 2

DB3: Data bus bit 3

DB4: Data bus bit 4

DB5: Data bus bit 5

DB6: Data bus bit 6

DB7: Data bus bit 7 (MSB)

CS1: Chip select 1 for parallel mode, or SPI chip select for SPI mode

CS2: Chip select 2 for parallel mode, or NC for SPI mode

RST: Reset signal for the LCD controller

LED-A: Anode for LED backlight

LED-K: Cathode for LED backlight

Circuit:

• Connect RS, RW, and E pins of the LCD to Digital IO pins 10, 11, and 13 of Arduino UNO
• Connect PCB pin to GND to select the Serial Interface Mode
• Connect VCC and GND to 5V and ground of the power supply respectively
• Connect VO to the wiper of a 10KΩ POT, and connect the other two terminals of the POT to 5V and GND respectively
• Connect BLA to 5V and BLK to GND to illuminate the LCD with a backlight
• Note that the backlight color in this specific LCD is blue, but white and green are also common.

Package includes:

1 x 12864 128 x 64 LCD display module blue

Library: 

 

You can install the U8g2lib library in your Arduino IDE by following these steps:

 

Open the Arduino IDE and go to "Sketch" menu > "Include Library" > "Manage Libraries".

In the Library Manager, search for "U8g2" in the search bar.

Select the "U8g2 by Oliver" library from the search results and click on the "Install" button.

Wait for the installation to complete.

Once the installation is finished, you can include the library in your code by going to "Sketch" menu > "Include Library" > "U8g2".