🖥 Gravity I2C 16x2 RGB LCD – Dynamic Color Display for Arduino & ESP32
The DFRobot Gravity: I2C 16x2 RGB LCD features a vibrant RGB backlight panel capable of producing 16 million colors by blending red, green, and blue channels. Designed for Arduino and ESP32 projects, it delivers brilliant visual effects for both informational displays and ambient lighting. With plug-and-play I2C connectivity, robust design, and low power consumption, it is ideal for industrial automation systems and DIY smart dashboards.
🌈 RGB LCD Backlight Panel
🔧 Technology
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Utilizes the industry‑standard RGB color model
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Enables perceivably infinite color mixing for vivid display illumination
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Optimized for LCD backlight applications and programmable LED indication
📌 Pin Configuration
With the black edge facing up, pins are arranged left to right:
| Pin Order | Function | Description |
|---|---|---|
| 1 | Red (R) | Red channel input |
| 2 | Power Positive (VCC) | Supply voltage |
| 3 | Green (G) | Green channel input |
| 4 | Blue (B) | Blue channel input |
⚡ Dual Functionality
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Backlight Mode: Provides uniform illumination for LCD panels
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Indicator Mode: Functions as a programmable RGB LED for status signaling or decorative effects
🔑 Features
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🌈 16 Million Colors: Full RGB spectrum for dynamic feedback.
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⚡ Dual Functionality: Backlight + programmable LED indicator.
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🛡 Robust Design: Operates from -40°C to +80°C, suitable for industrial/outdoor use.
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🔋 Energy Efficient: ≤75mW power consumption.
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🔌 Plug-and-Play: Simplified wiring via Gravity I2C interface.
📊 Specifications
| Parameter | Value |
|---|---|
| Model | Gravity I2C 16x2 RGB LCD |
| Forward Voltage | 3.0V (Min) – 3.2V (Max) |
| Reverse Voltage | 5V |
| Power Consumption | ≤75mW |
| Size | 73.2 × 18.5 × 2.8 mm |
| Operating Temp | -40°C ~ +80°C |
🎯 Applications
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Industrial Use: Status indicators in automation systems.
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DIY Projects: Smart displays for weather stations, sensor dashboards.
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Ambient Lighting: Dynamic color feedback for creative builds.
⚠️ Thermal Caution: Avoid prolonged max-brightness operation without heatsinking to prevent overheating.
📦 Shipping List
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1 × RGB LCD Backlight Module