This is an E-Ink display HAT for Raspberry Pi, 7.5inch, 800480 resolution, with embedded controller, communicating via SPI interface, supports red, black, and white three-color display. Due to the advantages like ultra low power consumption, wide viewing angle, clear display without electricity, it is an ideal choice for applications such as shelf label, industrial instrument, and so on.
Package Content

7.5inch e-Paper (B) x1

e-Paper Driver HAT x1

RPi screws pack (2pcs) x1

PH2.0 20cm 8Pin x1

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

Compatible with Raspberry Pi 2B/3B/3B+/Zero/Zero W

SPI interface, for connecting with other controller boards like Raspberry/Arduino/Nucleo, etc.

Onboard voltage translator, compatible with 3.3V/5V MCUs

Comes with development resources and manual (examples for Raspberry Pi/Arduino/STM32)

Resource
Wiki : www.waveshare.com/wiki/7.5inch_e-Paper_HAT_(B)

FAQs:

Q: What is the resolution of this E-Ink display HAT?
A: The resolution of this 7.5-inch E-Ink display HAT is 640×384 pixels.
Q: What are the interfaces available for connecting to the Raspberry Pi?
A: The display HAT can be connected to the Raspberry Pi via the SPI interface.
Q: Does this display HAT support partial refresh?
A: Yes, it does support partial refresh, which can help in reducing the refresh time and power consumption when updating only a portion of the screen.
Q: What is the refresh rate of this E-Ink display?
A: The refresh rate will vary depending on the mode used (full or partial refresh) and the content being displayed. However, E-Ink displays are generally known for having slower refresh rates compared to traditional LCDs.
Q: Are there any software libraries or drivers available for this display HAT?
A: Waveshare usually provides software libraries and examples for their E-Ink displays. You can typically find them on their website or GitHub repository. These resources will help you get started with using the display and integrating it into your Raspberry Pi projects.