GC9A01 7P 240X240 SPI 1.28 Inch Round Display Module

GoldenMorning GC9A01 7P 240×240 SPI 1.28 Inch Round Display Module is a high-quality circular LCD display featuring vibrant colors and sharp resolution. With its compact 1.28-inch diameter and SPI interface, this display is perfect for smart watches, wearable devices, IoT interfaces, and other projects requiring a small but vivid round display.

Key Features of GC9A01 Round Display:

• • Crisp Circular Display: 240×240 resolution in a 1.28″ diameter
  • Vivid Colors: 65K color depth with excellent viewing angles
  • Fast SPI Interface: 7-pin serial peripheral interface
  • Built-in Controller: GC9A01 driver IC integrated
  • Touch Compatible: Supports capacitive touch overlay (optional)

Technical Specifications:

• • Display Type: IPS TFT LCD
  • Resolution: 240×240 pixels
  • Diameter: 1.28 inches (32.5mm)
  • Color Depth: 65K colors (16-bit)
  • Interface: 7-pin SPI (3-wire or 4-wire mode)
  • Viewing Angles: 170° horizontal/vertical
  • Brightness: 400 cd/m² typical
  • Operating Voltage: 3.3V (2.8V-3.3V range)

Mechanical Characteristics:

• • Module Dimensions: 34.5mm diameter × 1.2mm thickness
  • Active Area: 29.0mm diameter
  • Weight: Approximately 5 grams
  • Surface: Anti-glare coating
  • Connector: 7-pin FPC cable (15cm length included)

Pinout Configuration:

• • VCC: 3.3V power input
  • GND: Ground connection
  • SCL: SPI clock input
  • SDA: SPI data input
  • RES: Reset pin (active low)
  • DC: Data/command selection
  • CS: Chip select (active low)
  • BLK: Backlight control

Compatible Development Platforms:

• • Arduino (Uno, Mega, Nano)
  • Raspberry Pi (all models)
  • ESP32/ESP8266
  • STM32
  • MicroPython/CircuitPython boards

Applications:

• • Wearable Devices: Smart watches, fitness trackers
  • IoT Interfaces: Status displays for smart home devices
  • DIY Projects: Custom circular displays for clocks, gauges
  • Industrial HMI: Compact status indicators
  • Educational Tools: Learning about circular display programming

Equivalent Models:

• • ST7789 Round Display: Similar circular display with different controller
  • ILI9341 Round LCD: Alternative circular display module

Datasheet:

• • Download GC9A01 Controller Datasheet

Keywords:

• • GC9A01 Round Display
  • 1.28 Inch Circular LCD
  • 240×240 SPI Display
  • Round TFT Module
  • Wearable Display Module

Package Includes:

• • 1 × GoldenMorning GC9A01 7P 240X240 SPI 1.28 Inch Round Display Module