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1.54inch e-Paper display with 200 200 resolution, red / yellow / black / white four-color output, SPI interface, low power consumption, and optional driver board support.
Designed for price tags, shelf labels, industrial instruments, asset labels, conference name tags, and other compact low-power display applications.
Raw display version without driver board.
Version with driver board.
| Operating voltage | Raw display: 3.3V; with driver board: 3.3V / 5V |
|---|---|
| Interface | 3-wire SPI, 4-wire SPI |
| Display color | Red / Yellow / Black / White |
| Resolution | 200 200 pixels |
| Raw display dimensions | 37.32 31.8 1.00mm |
| With driver board dimensions | 48.00 33.00mm |
| Display size | 27.0 27.0mm |
| Dot pitch | 0.135 0.135mm |
| Grey scale | 2 |
| Fast refresh time | 15s |
| Full refresh time | 20s |
| Refresh power | <30mW |
| Standby current | <0.01uA, almost none |
| Viewing angle | >170 |
E-paper display uses microcapsule electrophoretic technology. Charged particles suspended in clear fluid move when an electric field is applied, making the display visible by reflecting ambient light like printed paper.
The display is clearly visible under lamplight or natural light, requires no backlight, and provides a paper-like viewing experience with a wide viewing angle.
The optional driver board provides an onboard SPI control interface for use with Raspberry Pi, Jetson Nano, Arduino, and similar controller boards.
| VCC | Power, 3.3V / 5V input |
|---|---|
| GND | Ground |
| DIN | SPI MOSI pin |
| CLK | SPI SCK pin |
| CS | SPI chip selection, low active |
| DC | Data / Command selection |
| RST | External reset, low active |
| BUSY | Busy status output pin |
The optional driver board includes an onboard voltage translator, making it compatible with 3.3V / 5V MCUs.
Suitable for price tags, asset and equipment tags, shelf labels, conference name tags, and other compact low-power display applications.
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