Winstar offers a range of OLED display modules, each designed to cater to specific application needs. These modules share several common features, such as high contrast ratios, low power consumption, and support for multiple communication interfaces. However, they also differ in terms of size, resolution, controller ICs, and connection types. Below is a detailed comparison and summary of the key features and differences among the Winstar OLED display modules: WEO012864A, WEO012864H, WEO012864G, WEO012864J, WEO012864K, and WEO012864L.
Common Features
1. High Contrast Ratio: All the modules feature a high contrast ratio, typically around 10,000:1, ensuring clear and sharp display quality even in various lighting conditions.
2. Low Power Consumption: These OLED modules are designed to be energy-efficient, making them suitable for battery-powered devices and applications where power consumption is a critical factor.
3. Multiple Communication Interfaces: All modules support multiple communication interfaces, including 6800/8080 8-bit parallel, I2C, and SPI. This flexibility allows for easy integration into various systems and applications.
4. Chip-on-Glass (COG) Technology: Most of the modules utilize COG technology, which results in a very thin and lightweight design. This makes them ideal for applications where space and weight are constraints.
5. Wide Operating Temperature Range: The modules can operate in a wide temperature range, typically from -40°C to +80°C, making them suitable for use in harsh environments.
6. Applications: These OLED modules are versatile and can be used in a wide range of applications, including wall/meter devices, home applications, POS systems, IoT systems, handheld instruments, intelligent technology devices, energy systems, automotive, communication systems, and medical instruments.
Differences and Unique Features
1. WEO012864A:
- **Size and Resolution**: 1.54-inch diagonal size with a resolution of 128x64 pixels.
- **Module Dimensions**: 42.04 x 27.22 mm with an Active Area (AA) size of 35.05 x 17.51 mm.
- **Controller IC**: SSD1309.
- **Depth**: Extremely thin at 1.41 mm.
- **Interfaces**: Supports 6800/8080 8-bit parallel, I2C, and 4-wire SPI.
- **Applications**: Suitable for wall/meter devices, home applications, POS systems, IoT systems, handheld instruments, and more.
2. WEO012864H and WEO012864G:
- **Size and Resolution**: 2.42-inch diagonal size with a resolution of 128x64 pixels.
- **Controller IC**: SSD1309.
- **Connection Types**:
- WEO012864H features a Hot Bar FPC connection.
- WEO012864G uses a ZIF FPC connection.
- **Interfaces**: Supports 6800, 8080, I2C, and SPI.
- **Applications**: Ideal for handheld instruments, meters, smart grids, wearable devices, and IoT systems.
3. WEO012864J:
- **Size and Resolution**: 2.42-inch diagonal size with a resolution of 128x64 pixels.
- **Controller IC**: SSD1309.
- **Unique Feature**: Includes a PCB on the module, making it easier to fix onto customer applications.
- **Hardware Commands**: Supports "Segment Remap" and "COM Output Scan Direction" modes.
- **Applications**: Suitable for various applications requiring easy integration and mounting.
4. WEO012864K:
- **Size and Resolution**: 2.7-inch diagonal size with a resolution of 128x64 pixels.
- **Module Dimensions**: 73.0 x 41.86 mm with an AA size of 61.41 x 30.69 mm.
- **Controller IC**: SSD1309.
- **Depth**: Low installation depth of 2.15 mm.
- **Applications**: Suitable for applications requiring a larger display area while maintaining a thin profile.
5. WEO012864L:
- **Size and Resolution**: 1.28-inch diagonal size with a resolution of 128x64 pixels.
- **Controller IC**: SH1106G.
- **Interfaces**: Supports 8-bit 6800 and 8080, 3-wire/4-wire SPI, and I2C.
- **Connection Types**: Available in ZIF FPC and Hotbar versions.
- **Power Supply**: Supports internal Charge Pump supply and external VCC supply.
- **Applications**: Ideal for handheld instruments, meters, smart grids, medical devices, and IoT systems.
Detailed Comparison
1. **Size and Resolution**:
- The WEO012864A is the smallest with a 1.54-inch display, followed by the WEO012864L at 1.28 inches.
- The WEO012864H, WEO012864G, and WEO012864J share the same 2.42-inch size.
- The WEO012864K is the largest at 2.7 inches.
2. **Controller IC**:
- Most modules (WEO012864A, WEO012864H, WEO012864G, WEO012864J, WEO012864K) use the SSD1309 controller IC.
- The WEO012864L uses the SH1106G controller IC, which offers different command sets and power supply options.
3. **Connection Types**:
- The WEO012864H and WEO012864G differ in their connection types, with the former using a Hot Bar FPC and the latter using a ZIF FPC.
- The WEO012864L also offers both ZIF FPC and Hotbar versions, providing flexibility in integration.
4. **Power Supply**:
- The WEO012864L stands out with its support for both internal Charge Pump supply and external VCC supply, offering more flexibility in power management.
5. **Hardware Commands**:
- The WEO012864J supports specific hardware commands like "Segment Remap" and "COM Output Scan Direction," which can be useful for certain display configurations and optimizations.
6. **Module Design**:
- The WEO012864J includes a PCB on the module, making it easier to mount and integrate into customer applications.
- Other modules rely on the COG structure, which is inherently thin and lightweight.
WEO012864A
| Dot Matrix |
128 × 64 dots |
| Module Dimension |
42.04 × 27.22 × 1.41 mm |
| Active Area |
35.05 × 17.51 mm |
| Pixel Size |
0.249 × 0.249 mm |
| Pixel Pitch |
0.274 × 0.274mm |
| Display Mode |
Passive Matrix |
| Display Color |
Monochrome |
| Drive Duty |
1/64 Duty |
| IC |
SSD1309 |
| Interface |
6800/8080/4-Wire SPI/I2C |
| Size |
1.54 inch
|
WEO012864H
| Dot Matrix |
128 × 64 dots |
| Module Dimension |
60.5 × 37.0 mm |
| View area |
57.01 × 28.91 mm |
| Active Area |
55.01 × 27.49 mm |
| Dot Size |
0.43 × 0.43 mm |
| Dot Pitch |
0.40 × 0.40 mm |
| Display Mode |
Passive Matrix |
| Display Color |
Monochrome |
| Drive Duty |
1/64 Duty |
| IC |
SSD1309 |
| Interface |
6800/8080/4-Wire SPI/I2C |
| Size |
2.42 inch
|
WEO012864J
| Dot Matrix |
128 × 64 dots |
| Module Dimension |
75.0 × 52.7 mm |
| View area |
57.01 × 29.49 mm |
| Active Area |
55.01 × 27.49 mm |
| Dot Size |
0.43 × 0.43 mm |
| Dot Pitch |
0.40 × 0.40 mm |
| Display Mode |
Passive Matrix |
| Display Color |
Monochrome |
| Drive Duty |
1/64 Duty |
| IC |
SSD1309 |
| Interface |
6800/8080/4-Wire SPI/I2C |
| Size |
2.42 inch
|
WEO012864K
| Dot Matrix |
128 × 64 dots |
| Module Dimension |
73.0 × 41.86 × 2.11 mm |
| Active Area |
61.41 × 30.69 mm |
| Pixel Size |
0.45 × 0.45 mm |
| Pixel Pitch |
0.48 × 0.48 mm |
| Display Mode |
Passive Matrix |
| Display Color |
Monochrome |
| Drive Duty |
1/64 Duty |
| IC |
SSD1309 |
| Interface |
6800/8080/4-Wire SPI/I2C |
| Size |
2.7 inch
|
WEO012864L
| Dot Matrix |
128 × 64 dots |
| Module Dimension |
34.50 × 23.00 × 1.65 mm |
| Active Area |
29.42 × 14.20 mm |
| Pixel Size |
0.205 × 0.197 mm |
| Pixel Pitch |
0.230 × 0.222 mm |
| Display Mode |
Passive Matrix |
| Display Color |
Monochrome |
| Drive Duty |
1/64 Duty |
| IC |
SH1106 |
| Interface |
6800/8080/4-Wire SPI/I2C |
| Size |
1.28 inch
|
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