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WSAL13380 – 7.5inch e-Paper HAT (B)/en

Aus JW Tech Wiki

Documentation notice: This technical documentation was independently rewritten from an archived supplier source. Check technical details and commands against the product version and manufacturer documentation before use.

Summary

Concise technical introduction to the Waveshare 7.5-inch E-Ink Display HAT (B): construction, interface and application areas with Raspberry Pi, Arduino, Jetson Nano, RDK X3, STM32 and ESP32/8266.

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Technical overview

  • The module is a 7.5-inch E-Ink raw display with a resolution of 800×480 pixels.
  • Available colors: red, black and white.
  • Communication takes place over the SPI interface.
  • The HAT plugs directly onto a Raspberry Pi and requires no additional cabling.
  • There are two variants: one with PCB (WSAL13505) and one without PCB (WSAL13380).
  • C and Python demos are available for Raspberry Pi, Jetson Nano and RDK X3.
  • Additional demos are provided for Arduino UNO R3, STM32 (via STM32CubeMX) and ESP32/ESP8266.
  • The wiki links resources such as datasheets, documents and FAQs.

Notes and version constraints

  • No exact electrical values (voltage, current draw) given in the source document; consult the datasheet.
  • No explicit commands or register values present in the text; specific control commands must be taken from the datasheet.
  • Compatibility with certain Raspberry Pi models not detailed in the source; verify before purchase that your Pi supports the HAT.
  • Version-specific steps (e.g., driver updates, library versions) require human confirmation.
  • No information on warranty, certifications or safety notices in the source text; these must be verified separately.

Source and revision record

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