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Priyank
Senior
March 28, 2025
Question

Brightness Control

  • March 28, 2025
  • 2 replies
  • 360 views

Hello, I have a display connected by PWM to the MCU. I am trying to control it using __HAL_TIM_SET_COMPARE, however I am getting no results. I have a LTDC display. 

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2 replies

mƎALLEm
mƎALLEm
ST Technical Moderator
March 28, 2025

Hello,

Some LCDs can be driven by PWM, others by setting a command, see for example this thread.

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AMars.4
AMars.4
Associate III
March 28, 2025

Which backlight controller are you using?

What are your timer settings?

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