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Description
- 1x Waveshare 3.7" e-Paper E-Ink Raw Display, 480×280, Black/White, 4 Grey Scales, SPI, w/o PCB
- Outline Dimensions: 54.9 x 93.3 x 0.78 mm
- Display Size: 47.32 x 81.12 mm
- Resolution: 480×280
- Viewing Angle: Greater than 170°
- Display Color: Black and White
- Grey Scale: 4 levels
- Communication: SPI
- Display Panel: E-paper
- Experience: Paper-like
- Environment: Requires ambient light
- Display Type: Passively reflective
- Refreshing: Supports partial refresh
- No backlight; retains last content for extended periods without power
- Ultra-low power consumption; power needed only for refreshing
- Includes development resources and manual (driver board circuit diagram, examples for Raspberry Pi/Jetson Nano/Arduino/STM32)
- Operating Voltage: 3.3V
- Interface: 3-wire SPI, 4-wire SPI
- Partial Refresh Time: 0.3 seconds
- Full Refresh Time: 3 seconds
- Refresh Power: 50mW (typical)
- Standby Current: Less than 0.01uA (almost none)
- E-paper display uses microcapsule electrophoretic technology; charged particles in clear fluid move to sides of microcapsule when electric field is applied, making it visible by reflecting ambient light, similar to traditional printed paper
- E-paper display clearly shows images/texts under lamplight or natural light, requires no backlight, and offers nearly 180° viewing angle
- Commonly used as an e-reader due to its paper-like effect
- Application Examples: Suitable for price tags, asset/equipment tags, shelf labels, conference name tags