Waveshare 1.54" E-Ink Display Module for Arduino / Nucleo / Pi – Free Shipping –

200×200, 1.54inch E-Ink display module, SPI interface
Overview
This is an E-Ink display module, 1.54inch, 200×200 resolution, with embedded controller, communicating via SPI interface, supports partial refresh.
Due to the advantages like ultra low power consumption, wide viewing angle, great effect under sunlight, it is an ideal choice for applications such as shelf label, industrial instrument, and so on.
Features
No backlight, keeps displaying last content for a long time even when power down
Ultra low power consumption, basically power is only required for refreshing
SPI interface, for connecting with controller boards like Raspberry Pi/Arduino/Nucleo, etc.Comes with development resources and manual (examples for Raspberry Pi/Arduino/STM32)
Specifications
Operating voltage: 3.3V
Interface: 3-wire SPI, 4-wire SPI
Outline dimension: 48mm x 33mm
Display size: 27.6mm × 27.6mm
Dot pitch: 0.138 × 0.138Resolution: 200 × 200
Display color: black, white
Grey level: 2
Refresh power: 26.4mV(typ.)
Standby power: <0.17mV
Viewing angle: >170 degrees 
Interface: SYMBOL
Description
VCC3.3V GND
Ground DINSPI MOSI pin CLKSPI SCK pin CSSPI chip selection, low active DC
Data/Command selection (high for data, low for command) RST
External reset, low active BUSY
Busy status output, low active