Lemontree

E-ink screen 24PIN universal adapter board

Overview

# The universal ink screen adapter board

has been verified

* 24pin front plug and back flip, the back flip supports both sides
* Support SPI3/SPI4 switching,
* Support 0.47R/3.0R switching
* The inductor pad is CD43, if it is too thick, you can change it to a smaller size

## Front

![IMG_20230325_100642.jpg]

## Back

![IMG_20230325_100747.jpg]

## Demonstration

using AIR32F103 (compatible with STM32F103), sample code address

GitHub: [https://github.com/IOsetting/air32f103-template/tree/master/Examples/NonFreeRTOS/SPI/Waveshare_1N54_E-Paper](https://github.com/IOsetting/air32f103-template/tree/master/Examples/NonFreeRTOS/SPI/Waveshare_1N54_E-Paper)The

ported Weixue driver is located at: [https://github.com/IOsetting/air32f103-template/tree/master/Libraries/EPaper](https://github.com/IOsetting/air32f103-template/tree/master/Libraries/EPaper)

![IMG_20230325_003335.jpg

] ![IMG_20230325_011843.jpg]

Design Files

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Update:2025-06-19 11:57:10

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