https://wiki.jw-tech.eu/index.php?action=history&feed=atom&title=WSAL13187_%E2%80%93_7.5inch_e-Paper_HAT%2FenWSAL13187 – 7.5inch e-Paper HAT/en - Versionsgeschichte2026-10-23T22:25:18ZVersionsgeschichte dieser Seite in JW Tech WikiMediaWiki 1.43.9https://wiki.jw-tech.eu/index.php?title=WSAL13187_%E2%80%93_7.5inch_e-Paper_HAT/en&diff=2018&oldid=prevJWTechPublisher: Freigegebene technische Dokumentation veröffentlicht; Text-only und noindex2026-09-05T22:41:14Z<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 />
Technical guide for the 800×480 e-Paper HAT by Waveshare: interfacing with Raspberry Pi, Arduino, Jetson Nano, RDK X3, STM32 and ESP32/ESP8266, plus available demos and resources.<br />
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== Related products at JW Tech ==<br />
* [https://shop.jw-tech.eu/p/WSAL13187 WSAL13187 – 800×480, 7.5inch E-Ink raw display]<br />
* [https://shop.jw-tech.eu/p/WSAL13504 WSAL13504 – 800×480, 7.5inch E-Ink display HAT for Raspberry Pi]<br />
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== Technical overview ==<br />
* The display has a resolution of 800×480 pixels.<br />
* Available as a raw e-Paper panel (WSAL13187) or as a finished HAT for Raspberry Pi (WSAL13504).<br />
* Supported hosts: Raspberry Pi, Arduino UNO R3, Jetson Nano, RDK X3, STM32 (via CubeMX) and ESP32/ESP8266.<br />
* Language demos are provided for each host: C, Python (per platform), Arduino UNO R3-based, STM32CubeMX-based and ESP32/8266-based.<br />
* The wiki page contains sections on parameters, operating principle, precautions, development demos, and resources such as datasheets and FAQ.<br />
* Two product variants are named in the source: WSAL13187 (raw display) and WSAL13504 (HAT for Raspberry Pi).<br />
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== Notes and version constraints ==<br />
* No exact electrical values, commands or instructions are present in the supplied text; these must be taken from the full manual/datasheet.<br />
* The source only lists the manual's structure (chapter headings); concrete step-by-step guides are missing from the provided text.<br />
* Compatibility with specific Raspberry Pi models is not specified; verify exact model compatibility before purchase.<br />
* Version-sensitive steps (e.g., driver versions, firmware states) require human confirmation.<br />
* Safety notes and warranty/certification information are not present in the source.<br />
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== Source and revision record ==<br />
* [https://www.waveshare.com/wiki/7.5inch_e-Paper_HAT 7.5inch e-Paper HAT - Waveshare Wiki]<br />
* Source revision: 103812<br />
* Captured: 2026-08-30T03:38:49+00:00<br />
* SHA-256: <code>f4dea6b14d9eb5168fce639b1715ae511c19741de08b5d68b708bddef800be74</code></div>JWTechPublisher