https://wiki.jw-tech.eu/index.php?action=history&feed=atom&title=WSAL22506_%E2%80%93_3inch_e-Paper_Module_%28G%29%2FenWSAL22506 – 3inch e-Paper Module (G)/en - Versionsgeschichte2026-10-23T21:24:47ZVersionsgeschichte dieser Seite in JW Tech WikiMediaWiki 1.43.9https://wiki.jw-tech.eu/index.php?title=WSAL22506_%E2%80%93_3inch_e-Paper_Module_(G)/en&diff=2422&oldid=prevJWTechPublisher: Freigegebene technische Dokumentation veröffentlicht; Text-only und noindex2026-09-06T06:04:22Z<p>Freigegebene technische Dokumentation veröffentlicht; Text-only und noindex</p>
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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.<br />
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== Summary ==<br />
The 3inch e-Paper Module (G) is a 400 × 168 pixel grayscale e-paper display with an SPI interface. The source lists it as a raw display or module and provides demos for Raspberry Pi, Arduino, Jetson Nano, RDK X3, and STM32.<br />
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== Related products at JW Tech ==<br />
* [https://shop.jw-tech.eu/p/WSAL22506 WSAL22506 – 3inch e-Paper (G) raw display, 400 × 168, SPI Interface]<br />
* [https://shop.jw-tech.eu/p/WSAL22758 WSAL22758 – 3inch E-Paper Module (G), 400 × 168, Red/Yellow/Black/White]<br />
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== Technical overview ==<br />
* Resolution: 400 × 168 pixels; color space per product metadata is Red/Yellow/Black/White for module WSAL22758, while the raw display WSAL22506 is described with an SPI interface.<br />
* Interface: SPI is explicitly named in the product name; exact pinout or clock values are not given in the provided source.<br />
* Supported platforms: demos are available for Raspberry Pi (C and Python), Arduino UNO R3, Jetson Nano (C and Python), RDK X3 (Python), and STM32 (STM32CubeMX).<br />
* The source page includes sections on Introduction, working with each listed platform, Resources (documents, demos, datasheets), FAQ, and technical support.<br />
* No electrical values, commands, prices, stock levels, certifications, or warranty claims are made in the source.<br />
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== Notes and version constraints ==<br />
* The provided source contains only the manual outline; specific guides, code examples, or pinouts are missing from the excerpt.<br />
* No exact electrical specifications (voltage, power consumption, clock rates) are present in the source.<br />
* Version-sensitive steps and human confirmation are recommended because the source does not provide complete implementation details.<br />
* Product variants differ: WSAL22506 (raw display, SPI) vs. WSAL22758 (module with color definition); which variant the demos apply to is not clear from the excerpt.<br />
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== Source and revision record ==<br />
* [https://www.waveshare.com/wiki/3inch_e-Paper_Module_(G) 3inch e-Paper Module (G) - Waveshare Wiki]<br />
* Source revision: 103776<br />
* Captured: 2026-09-03T04:05:40+00:00<br />
* SHA-256: <code>bbb21c28f47bd53a356f464b369801ff5737204ab5c61671a59fc69285f48b8a</code></div>JWTechPublisher