https://wiki.jw-tech.eu/index.php?action=history&feed=atom&title=WSAL21393_%E2%80%93_7.5inch_e-Paper_%28G%29%2FenWSAL21393 – 7.5inch e-Paper (G)/en - Versionsgeschichte2026-10-23T21:59:15ZVersionsgeschichte dieser Seite in JW Tech WikiMediaWiki 1.43.9https://wiki.jw-tech.eu/index.php?title=WSAL21393_%E2%80%93_7.5inch_e-Paper_(G)/en&diff=2026&oldid=prevJWTechPublisher: Freigegebene technische Dokumentation veröffentlicht; Text-only und noindex2026-09-05T22:41:22Z<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 />
Concise technical introduction to the Waveshare 7.5-inch e-Paper (G) module: operating principle, interface and typical integration in microcontroller projects.<br />
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== Related products at JW Tech ==<br />
* [https://shop.jw-tech.eu/p/WSAL21393 WSAL21393 – 7.5inch e-Paper (G) E-Ink Optical Bonding Display, 800×480, Black / White, SPI, without PCB]<br />
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== Technical overview ==<br />
* The module is a 800×480 pixel E-Ink display with black/white contrast.<br />
* It is driven via the SPI interface.<br />
* It is supplied without a PCB; connections must be wired directly to the host controller.<br />
* The wiki documents development demos for Raspberry Pi, Arduino UNO R3, Jetson Nano, RDK X3, STM32 (CubeMX), and ESP32/ESP8266.<br />
* Demo programs are available in C and Python for the listed platforms.<br />
* Additional resources such as datasheets and FAQs are listed under “Resources” and “FAQ” in the wiki.<br />
* For use with the Raspberry Pi, a direct SPI connection to the GPIO header is assumed.<br />
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== Notes and version constraints ==<br />
* No exact commands or API calls were taken from the source – only the existence of demo tutorials was mentioned.<br />
* No information on operating voltage, power consumption or pinout is present in the provided source.<br />
* Version-specific steps (e.g., library versions) require human confirmation.<br />
* Compatibility with boards other than those listed is not documented.<br />
* Safety notes and warranty terms are not included in the source.<br />
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== Source and revision record ==<br />
* [https://www.waveshare.com/wiki/7.5inch_e-Paper_(G) 7.5inch e-Paper HAT - Waveshare Wiki]<br />
* Source revision: 103812<br />
* Captured: 2026-09-03T02:46:34+00:00<br />
* SHA-256: <code>505ec2c218f00c74b5aada7eca9ff491655c19cdb2e0d107425e5f60f387ffda</code></div>JWTechPublisher