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| Application scenarios: CNC machine tool operation panel, PLC controller status display, frequency converter panel, testing and measuring instruments (such as oscilloscopes, multimeters), smart meters/water meters/gas meters, auxiliary display of industrial touch screens. | |||||||||
High Integration: Built with the ST7567 driver IC, which integrates RAM and power circuits. This greatly simplifies the external design of industrial equipment, reduces system complexity, and lowers overall production costs.
Optimal Resolution: Features a 128x64 resolution, known as the “golden size” for graphic dot-matrix screens. It can display Chinese characters, English, graphics, and UI elements, providing sufficient information to meet the needs of most industrial scenarios.
Flexible Connectivity: Supports both 8080 and 4L_SPI interfaces, making it easy to dock with various levels of main control chips (MCUs) used in industrial control systems. Abundant development resources further reduce integration difficulty.
Industrial-Grade Reliability: Boasts a wide operating temperature range of -30℃ to 70℃ and strong anti-interference capabilities. It can adapt to harsh industrial environments, such as high-temperature workshops or electromagnetic-dense control rooms.
Long-Lasting Performance: Adopts LCD technology that avoids the aging problem of organic materials, ensuring an extremely long service life. This meets the long-term use and low-maintenance requirements of industrial equipment.
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Adequate Display Capability: The 128x64 resolution can display multiple lines of parameters, real-time data, simple waveforms, and setting menus—essential for industrial instruments like oscilloscopes and multimeters.
Ultra-Low Power Consumption: Designed for battery-powered devices, it consumes far less power than color screens. This is particularly critical for portable medical equipment (e.g., blood glucose meters) that rely on long battery life.
Stable Operation: Maintains reliable performance in wide temperature ranges and electromagnetic interference environments, complying with strict industrial and medical equipment standards for stability and safety.
Easy Development: The mature ST7567 driver IC has simple logic and concise communication protocols. The main control chip requires only a small amount of code to interface with the driver program, reducing the workload of engineers.
This LCD matrix uses Model G270, with a lattice number of 128*64 and an FSTN display type, supporting a positive, semi-transparent display mode and a 12 o’clock viewing angle. Its overall dimensions are 45mm×31.7mm×3mm, and the VA area size is 40mm×22mm. It is equipped with 8080/4L_SPI interfaces and uses the ST7567 driver IC. The power supply voltage is 3.3V, and the structure combines LCD and backlight (BL). The connection method adopts PITCH 0.8×21PIN welding, and the backlight circuit uses 2 LEDs with a forward current (If) of 30mA and a forward voltage (Vf) of 2V.
| Product specification information | |
| Model | G270 |
| Lattice number | 128*64 |
| Display type/perspective | FSTN| 12 O’CLOCK |
| Interface | 8080/4L_SPI |
| Drive IC | ST7567 |
| Overall dimensions | 45mm X 31.7mmX 3mm |
| VA area size | 40mm X22mm |
| Power supply voltage | 3.3V |
| Display mode | Positive display, semi transparent |
| Structure | LCD+BL |
| Connection method | PITCH 0.8 * 21PIN welding |
| Backlight circuit | 2LED If=30mA, Vf =2V |
This is its most classic and widely used field.
Application scenarios: CNC machine tool operation panel, PLC controller status display, frequency converter panel, testing and measuring instruments (such as oscilloscopes, multimeters), smart meters/water meters/gas meters, auxiliary display of industrial touch screens.
Reason for selection:
High reliability: Wide temperature characteristics (usually -20 ℃~+70 ℃) suitable for harsh industrial environments.
Rich information display: 128x64 resolution is sufficient to display multiple lines of parameters, real-time data, simple waveforms, setting menus, and alarm information.
Cost controllable: Under the premise of meeting functional requirements, the cost is much lower than that of color TFT screens.

Application scenarios: blood glucose meter, electronic blood pressure monitor, blood oxygen saturation monitor, portable electrocardiogram (ECG) machine, infusion pump display interface.
Reason for selection:
Extremely low power consumption: greatly extends the battery life of battery powered devices, which is a key indicator of medical equipment.
Clear display: able to clearly display physiological parameters, measurement results, waveforms, and operating instructions.
Strong stability: meets the stringent requirements of medical equipment for stability and reliability.
Application scenarios: In car diagnostic device (OBD), reverse radar display, car audio information screen, on-board computer display, tire pressure monitoring system (TPMS) display terminal.
Reason for selection:
Environmental adaptability: able to withstand wide temperature changes and electromagnetic interference inside the car.
Wide viewing angle: Clear and easy to read from the driver's perspective.
Practical Function: Perfectly adapted to display vehicle data, diagnostic information, audio lists, and other needs.
Application scenarios: smart thermostat, air purifier control panel, advanced remote control, coffee machine, washing machine status screen, fitness equipment (such as treadmill) dashboard.
Reason for selection:
Good user experience: It can provide a more user-friendly and flexible graphical interface than a segmented screen.
High cost-effectiveness: While enhancing the sense of grade for household appliances, it effectively controls the overall cost of the machine.
Simple interface: SPI interface facilitates connection with various main control chips.
Application scenarios: Communication testing equipment, network switch/router status screens, scientific research instruments, electronic scales, security alarm panels.
Reason for selection:
Strong sense of professionalism: Single color screen displays data with focus and non glare, suitable for professional occasions.
Customization flexibility: You can freely define display content, draw logos, and customize icons.
Long lifespan: No risk of screen burn-in, suitable for devices that require long-term or even year-round power on operation.
Is this LCD matrix semi-transparent?
Yes, it adopts a positive, semi-transparent display mode, which is suitable for scenarios where both clarity and light transmission are required.
Can it display simple waveforms, which are needed for industrial testing instruments?
Yes, the 128x64 resolution provides sufficient space to display simple waveforms, making it suitable for use in testing and measuring instruments like oscilloscopes.
What is the service life of this LCD matrix, and can it meet the long-term use needs of industrial equipment?
Thanks to LCD technology (no organic material aging), its service life is extremely long, usually meeting the 10-15 year use requirements of industrial equipment.
Does it support customization of display content, such as brand logos or specific icons for industrial equipment?
Yes, it offers customization flexibility. Users can freely define display content, draw brand logos, and customize icons to match the specific needs of industrial equipment.