Ross Lee Beginner

  • Member since Jul 3rd 2019
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  • Ross Lee -

    Posted the thread How to display large range data with GRAPH.

    Thread
    I want to display data within range 0~50000 in a GRAPH. The GRAPH vertical size is 500. Is it possible to display the data of this range on 500 pixels only, I mean without the use of vertical scroll?
  • Ross Lee -

    Replied to the thread STemwin run into HardFault_Handler when GUI_CreateDialogBox().

    Post
    Problem is solved. When the SDRAM clock frequency drops from 72Mhz to 36Mhz, the emwin runs well. The SDRAM controller need to be check and reconfigured later but the emwin is ok.
  • Ross Lee -

    Replied to the thread STemwin run into HardFault_Handler when GUI_CreateDialogBox().

    Post
    Hi Sven, Thanks for reply. I've deleted some codes that are not related with STemwin and run the project again. This time, the HardFault is still triggered but with different callers. However, I've tested several times and found the callers are all…
  • Ross Lee -

    Posted the thread STemwin run into HardFault_Handler when GUI_CreateDialogBox().

    Thread
    I use Cubemx to generate an LCD+SDRAM+STemwin project and run it on my STM32F429II board. In this project, when the code run into GUI_CreateDialogBox(), it jumps to HardFault_Handler() automatically. I read the stack and find the caller of…