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BTurc.2
Senior
March 3, 2023
Solved

STM32H747 LCD display issue

  • March 3, 2023
  • 31 replies
  • 18973 views

When I flash some .bin the LCD doesen't work. It just display the a noise picture. With similar examples does work and with more advanced examples like the EmbeddedWizard it works too.

When does not work, every time display the same static image:

0693W00000aI7WEQA0.jpg

Best answer by Az.21

Hey Guys, GOOD NEWS!

​It's the screen hardware problem, I bought a separate screen (B-LCD40-DSI1 4" WVGA TFT LCD) from mouser, which is same type but can normally display.

↓ difference between default screen and separate screen
_legacyfs_online_stmicro_images_0693W00000bjBnLQAU.png↓ package of screen module
_legacyfs_online_stmicro_images_0693W00000bjBq1QAE.png↓ FP-AI-VISION demo:person detect
_legacyfs_online_stmicro_images_0693W00000bjBprQAE.png

31 replies

Associate II
November 17, 2024
Hello Sir,You mentioned that you managed to get a noisy picture on the display. However, I am unable to turn on the display. Could you please guide me on how to do it?