16×2 Character LCD Display Module LED Backlight Parallel 5V
16x2 Character LCD Display Module: A Comprehensive Overview
The 16×2 Character LCD display module is a widely used and versatile component for various display applications, providing reliable performance with an LED backlight. The module features a 2.6-inch display size, with a resolution of 16 characters across two lines, making it ideal for embedded systems, control panels, and information displays. The module operates with a voltage of 3.3V to 5V, and it uses a 6800 8-bit parallel interface for communication. The AIP31066 controller ensures stable operation, while the LED backlight offers clear visibility in diverse lighting conditions. This module is available in multiple colors, including yellow-green, blue, and gray-white, and it is designed with a COG (Chip-on-Glass) structure for compactness and durability.
Key Features of the 16x2 Character LCD Display Module
The 16×2 Character LCD display module offers several notable features that make it a popular choice in various electronic projects. These characteristics include its size, operating voltage range, versatile interface options, and the use of a reliable controller.
Display Specifications
- Type: Character LCD
- Display Size: 2.6 inches
- Active Area: 55.45 x 10.75 mm
- Display Resolution: 16×2 characters
- Dot Matrix: 16×2 matrix
- Display Colour Options: Yellow-green, blue, gray-white
- Backlight: LED
- Operating Voltage: 3.3V to 5V
- Interface Type: 6800 8-bit Parallel
- Driver IC: AIP31066
- Duty Cycle: 1/16
- Connector: 16-pin with 2.54mm spacing
- Structure: COG (Chip-on-Glass)
The module’s display resolution of 16×2 characters provides ample space for basic textual output, making it suitable for a wide range of applications, from simple user interfaces to more complex embedded systems requiring data presentation.
Physical Dimensions
| Parameter | Measurement |
|---|---|
| Model Size | 85 x 36 x 12 mm |
| View Area | 64.5 x 16 mm |
| Pin Count | 16 Pins |
| Pin Spacing | 2.54 mm |
The compact size of the module (85 x 36 x 12 mm) ensures that it can fit easily into tight spaces in various electronic devices, while the 16-pin configuration allows for straightforward integration into system designs.
Operating Conditions
- Operating Temperature: -20°C to +70°C
- Storage Temperature: -30°C to +80°C
These temperature ranges allow the module to function in both standard indoor environments and more extreme conditions, making it suitable for outdoor or industrial applications.
Interface and Controller: Efficient Communication
The 6800 8-bit parallel interface is a widely used method for communication with character LCDs, providing high-speed data transfer. The 8-bit parallel interface allows for efficient control of the display, ensuring fast response times and smooth transitions between characters.
The AIP31066 controller integrated into the module ensures that the communication between the display and the microcontroller is stable and reliable. The controller simplifies the integration of the module into embedded systems by abstracting the complex handling of the display matrix.
Backlighting and Display Colours
The LED backlight of the module ensures clear visibility under various lighting conditions, enhancing readability. The module is available in multiple color options, including yellow-green, blue, and gray-white, providing flexibility for different aesthetic and functional requirements. The choice of display color can be essential for contrast and visibility, depending on the environment where the display is used.
Applications of the 16x2 Character LCD Display Module
This module is widely utilized in many applications due to its versatility, ease of use, and affordability. Some common applications include:
- Embedded Systems: Displaying status, information, or error messages in microcontroller-based projects.
- Control Panels: Providing a user interface for industrial control systems and home automation.
- Toys and Consumer Electronics: Displaying operational data and settings.
- Measurement Systems: Displaying readings and sensor data in measurement instruments.
Advantages of Using the 16x2 LCD Display Module
- Compact Design: With its small footprint and integrated features, the module is ideal for embedded projects where space is a concern.
- Low Power Consumption: The module operates at a low voltage and draws minimal current, making it suitable for battery-powered systems.
- Wide Operating Range: It can function in a broad temperature range, offering robustness for use in diverse environments.
- Easy Integration: With its 6800 parallel interface and widely available documentation, integrating the module into systems is straightforward for engineers and hobbyists alike.
Conclusion
The 16×2 Character LCD Display Module with LED backlight is a reliable and versatile component, suitable for a wide range of applications that require clear, text-based output. With its efficient 8-bit parallel interface, durable COG structure, and variety of display colors, this module is an excellent choice for both beginner and advanced projects. Whether used for simple text display or as part of a larger embedded system, it remains a popular and cost-effective solution in the world of electronic design.
Drawing
Pin Description
| ITEM | SYMBOL | LEVEL | FUNCTIONS |
|---|---|---|---|
| 1 | VSS | 0V | Power Ground |
| 2 | VDD | +5V | Power supply for logic |
| 3 | V0 | — | Contrast adjust |
| 4 | RS | H/L | H:data, L:command |
| 5 | R/W | H/L | H:read, L:write |
| 6 | E | H.H→L | Enable signal |
| 7-14 | DB0-DB7 | H/L | Data Bus |
| 15 | LEDA | +5V | Power supply for LED Backlight |
| 16 | LEDK | 0V |
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Frequently Asked Question
The 16×2 Character LCD module has a display resolution of 16 characters across two lines, providing a 16×2 character matrix.
The module is available in several display color options, including yellow-green, blue, and gray-white.
The module operates within a voltage range of 3.3V to 5V.
The module uses the AIP31066 controller for efficient handling of display functions.
The module uses a 6800 8-bit parallel interface for communication with external devices.
The module has physical dimensions of 85 x 36 x 12 mm and a viewable area of 64.5 x 16 mm.
The module can operate in temperatures ranging from -20°C to +70°C and can be stored in temperatures between -30°C and +80°C.
The module features a 16-pin connector with a 2.54mm pin spacing.
The module uses an LED backlight, which ensures good visibility in different lighting conditions.
The module is commonly used in embedded systems, control panels, consumer electronics, and measurement systems for displaying text-based information.
