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| Application scenarios: CNC machine tool operation panel, PLC controller status display, frequency converter panel, testing and measuring instruments, smart meters/water meters/gas meters, auxiliary display of industrial touch screens. | |||||||||
Feature Description:
Widescreen Display Format
Superior Aspect Ratio: The 320x160 resolution delivers a near 2:1 widescreen aspect ratio.
High Information Capacity: A single screen displays substantial data, making it ideal for multi-column data, extended waveforms, multi-line text, or complex composite interfaces (numbers + graphics + status icons). Information layout efficiency significantly surpasses traditional segment displays or square screens.
Superior Display Performance
High Contrast: Typically utilizes FSTN (Film Super Twisted Nematic) material, delivering crisp, sharp visuals with
distinct character and graphic edges.
Wide viewing angle: Viewing angles exceed ±80° (typically optimal at 6 o'clock position), enabling effortless screen readability from all directions. Ideal for multi-user viewing or panel-mounted devices.
Stable monochrome display: Backlight-free or optional side-lit LED backlighting delivers soft, glare-free illumination under ambient light. Flicker-free operation reduces eye strain during prolonged viewing.
Exceptionally low power consumption
Battery-optimised design: The ST7586S driver IC itself consumes minimal power, and the screen requires no backlight for readability in ambient light.
Extended battery life: In battery-powered devices (eg, medical equipment, remote controls, gauges), its power efficiency translates to weeks, months, or even years of operation.
Multiple power modes: Supports sleep, standby, and other modes. The master MCU can place it in the lowest power state when not refreshing the display, further conserving energy.
Highly integrated and simplified design
Built-in controller: The ST7586S integrates display memory (RAM) and oscillator circuits, eliminating the need for external driver circuits. This significantly simplifies peripheral design, reducing component count and PCB space.
Standard Serial Interface: Supports 4-line SPI (Serial Peripheral Interface) or I²C interface. Simple connection to mainstream microcontrollers (eg, STM32, GD32, ESP32, 51 series) requires only 3-4 I/O pins, substantially conserving valuable MCU resources.
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Performance Specifications:
Wide Operating Temperature Range: Standard versions support -20°C to +70°C, while industrial-grade versions support -30°C to +80°C, enabling adaptation to demanding industrial, outdoor, and automotive environments.
High Immunity to Interference: Primarily designed for static or slow-refresh displays, inherently insensitive to external electromagnetic interference, ensuring stable and reliable operation.
Long Lifespan and High Stability
Purely Physical Display: LCD technology lacks organic material aging issues, ensuring exceptionally long service life.
Mature Technology: Established manufacturing processes deliver high yield rates and consistent quality.
Application Areas:
1. Industrial Control & Automation (Industrial Control & HMI)
This represents its primary and most established application domain.
Human-Machine Interface (HMI): Employed as control panels for industrial equipment, CNC machine tools, and test/measurement instruments. Capable of displaying equipment status, operational parameters (eg, speed, temperature, pressure), configuration menus, alarm notifications, and simplified flowcharts.
Advantages: Wide screens are ideal for displaying multi-column data; low power consumption and reliability suit 24/7 industrial environments; monochrome displays remain clearly legible in bright light.
2. Portable Medical Devices
Applications: Infusion pumps, portable electrocardiogram (ECG) monitors, etc.
Advantages: Extremely low power consumption significantly extends battery life; wide screens enable side-by-side display of multiple physiological parameters (eg, heart rate, oxygen saturation, blood pressure); stable, flicker-free display is patient- and clinician-friendly.
3. Smart Home & Building Automation
Applications: Smart thermostats, HVAC system control panels, access control intercom systems, security alarm panels.
Advantages: Displays time, temperature, humidity, mode settings, and status icons with a well-organized wide-screen layout; low cost, suitable for embedding in various controllers; extremely low power consumption for always-on display.
4. Consumer Electronics and IoT Devices
Applications: Remote controllers, status displays for various smart hardware (eg, 3D printers, drone remote controllers).
Advantages: Flexible display content adapts to diverse product forms; SPI interface seamlessly integrates with mainstream IoT MCUs (eg, ESP32, STM32).
5. Instrumentation & Metering
Applications: Oscilloscopes, power supplies.
Advantages: Capable of accurately displaying numbers, waveforms, and bar graphs; wide screens can simultaneously show readings, units, waveforms, and menus, enabling highly efficient information layout.
6. Automotive Aftermarket
Applications: On-Board Diagnostics (OBD) units, Tire Pressure Monitoring System (TPMS) displays.
Advantages: Wide operating temperature range (typically -20°C to +70°C) suits in-vehicle environments; excellent sunlight readability.
7. Office Equipment and POS Systems
Applications: Status displays for fax machines, printers, and copiers; customer display units for portable POS terminals.
Advantages: Durable, cost-effective solutions that clearly present critical information such as transaction amounts and item lists.
