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WSAL22505 – 1.64inch e-Paper Module (G)/en

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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

The 1.64-inch square e-Paper module (G) provides a 168 × 168 pixel resolution and displays in red, yellow, black and white. It connects via SPI and can be driven by Raspberry Pi, Arduino, Jetson Nano, RDK X3 and STM32.

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Technical overview

  • Resolution: 168 × 168 pixels on a 1.64-inch diagonal.
  • Color palette: red, yellow, black, white (4-color display).
  • Interface: SPI connection for driving the panel from microcontrollers or SBCs.
  • Supported platforms: Raspberry Pi (C/Python), Arduino UNO R3 (C), Jetson Nano (C/Python), RDK X3 (Python), STM32 (STM32CubeMX demo).
  • Available demos: C and Python examples per target platform; plus docs, demos and datasheets in the resources section.
  • The module is available as a raw display (WSAL22505) and as a complete module (WSAL22755).
  • Connection uses the standard SPI pins of the respective board; see each demo guide for exact pinout.
  • For STM32 use, a CubeMX-based example is provided.
  • The FAQ page answers common questions about e-paper technology and operation.
  • All guides cover parameters, operating principle and handling precautions.

Notes and version constraints

  • No explicit commands or shell instructions are present in the source documentation.
  • Exact SPI pin wiring depends on the specific board used; without concrete pin mapping from the source, a complete wiring guide cannot be given.
  • Version sensitivity: The demos reference specific firmware/library versions; verify current versions before implementation.
  • No information on supply voltage, maximum power consumption or warranty terms was included in the supplied source.
  • When in doubt about compatibility or safety aspects, consult the manufacturer directly.

Source and revision record

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