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Vignesh_V
Associate II
November 20, 2024
Question

Technical support regarding E-Paper display(waveshare)

  • November 20, 2024
  • 2 replies
  • 2740 views

Hi friends,
I have need one help regarding my interface i have interface STM32F103C8T6 with 4.2inch e-Paper Module (B).when I am trying to upload the code to display through stm32 ,display show Full red color on display. I have used library download on Waveshare tutorial website like E-Paper code. I configured all configuration correctly but i did not know what is the problem so give the solution for my error. Also i have attached my code file in the below attachment.Thank you advance for responses.

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2 replies

Andrew Neil
Andrew Neil
Super User
November 20, 2024
@Vignesh_V wrote:

i have interface STM32F103C8T6 ...

What board is it on?

Show your schematic.
https://community.st.com/t5/community-guidelines/how-to-write-your-question-to-maximize-your-chances-to-find-a/ta-p/575228

 

@Vignesh_V wrote:

 4.2inch e-Paper Module (B).

Please give a link to that.

As it's a Waveshare product, have you contacted Waveshare for support?

 

@Vignesh_V wrote:

I have used library download on Waveshare tutorial website like E-Paper code.

Again, please give a link.

And, as it's Waveshare's library, have you contacted Waveshare for support?

 

A complex system that works is invariably found to have evolved from a simple system that worked.A complex system designed from scratch never works and cannot be patched up to make it work.
MOBEJ
MOBEJ
ST Employee
November 20, 2024

Hello @Vignesh_V ,

You can use the BSP examples and demos for EPD  ( E-Paper display) available for the STM32L0, specifically on the STM32L0538-DISCOVERY board. These BSP examples  can be found on GitHub and demonstrate how to use various EPD features, such as displaying strings with different fonts, utilizing different line mode structures, and drawing images.

You can use these examples as a reference and adapt them to match with your STM32F103C8T6 project.

BR

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