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Joy-IT SBC-LCD20x4 I2C 20x4 Character LCD Display with Blue Backlight

Joy-IT SBC-LCD20x4 is a 20x4 character LCD display featuring an integrated I2C communication adapter, designed for Arduino, Raspberry Pi, ESP32, ESP8266 and other embedded development platforms. The display utilizes the popular PCF8574 I2C controller and complies with the widely supported HD44780 industry standard, ensuring easy integration into electronic and IoT projects.

Thanks to the integrated I2C interface, only four connections are required: VCC, GND, SDA and SCL. This significantly reduces wiring complexity and frees valuable GPIO pins for other peripherals.

20x4 Character Display

The display can present up to 80 characters simultaneously across four lines.

• 20 characters per line
• 4 display rows
• Total of 80 visible characters
• Clear text presentation
• Ideal for status and monitoring systems

Integrated I2C Interface

The built-in PCF8574 adapter minimizes the number of required microcontroller pins.

• Integrated PCF8574 controller
• Only four connections required
• SDA and SCL communication lines
• Simple installation
• Reduced wiring complexity

HD44780 Compatibility

• Industry-standard HD44780 controller support
• Wide library compatibility
• Arduino library support
• Raspberry Pi compatibility
• Easy software integration

Blue LED Backlight

A bright blue backlight provides excellent readability in various lighting conditions. The backlight can also be disabled via the onboard jumper if required.

• Blue LED backlight
• Clear character visibility
• Adjustable contrast
• Backlight disable option

Wide Platform Compatibility

• Arduino Uno, Mega and Nano
• Raspberry Pi
• ESP32
• ESP8266
• STM32 platforms
• IoT applications
• Embedded systems projects

Typical Applications

• Home automation systems
• Measurement instruments
• IoT devices
• Industrial controllers
• Robotics projects
• Educational electronics
• Status and information displays

Technical Specifications

• Manufacturer: Joy-IT
• Model: SBC-LCD20x4
• Display Type: Character LCD
• Display Size: 20 x 4 characters
• Controller: PCF8574
• Industry Standard: HD44780
• Interface: I2C
• I2C Address Range: 0x20 – 0x27
• Logic Level: 3.3V and 5V
• Supply Voltage: 5V
• Backlight: Blue LED
• Dimensions: 98 × 60 × 20 mm
• Weight: 76 g

Why Choose Joy-IT SBC-LCD20x4?

The Joy-IT SBC-LCD20x4 offers a simple and reliable solution for displaying information in electronic projects. Its integrated I2C adapter minimizes wiring requirements, HD44780 compatibility ensures broad software support, and the 20x4 character format provides significantly more display space than standard 16x2 LCD modules.