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djoha.2
Associate
August 16, 2022
Question

STWLC68 OTP Programming in a automated production environment

  • August 16, 2022
  • 2 replies
  • 1345 views

I'm attempting to utilize the outside QSPI blaze to store a few items while touchgfx is running.

I accept the right strategy to do is:

Suspend touchgfx task.

Handicap interrupts(LTDC and DMA2D)

change QSPI to circuitous mode

perform keep in touch with QSPI

change QSPI to memory planned mode

empower interferes with (LTDC and DMA2D)

Continue touchgfx task

I'm following above technique however the gadget restarts around following 90 seconds of suspending the touchgfx task. Despite the fact that there is no compose activity to QSPI.

I might want to be aware in the event that the previously mentioned technique is right ?

additionally what might be right spot to suspend and continue the errand ?

Note: we are utilizing EMBOS.

This topic has been closed for replies.

2 replies

Tesla DeLorean
Guru
August 16, 2022

That's a bit of jumble of stuff.

OTP or QSPI FLASH?

A STWLC68 with LTDC, DMA2D,on TOUCHGFX and EMBOS ??

Sure you're not a bot?

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djoha.2
djoha.2Author
Associate
August 17, 2022

No i'm not bot

Tesla DeLorean
Guru
August 17, 2022

You should be able to write OTP memory of the STM32 via your own application during production.

Tips, Buy me a coffee, or three.. PayPal VenmoUp vote any posts that you find helpful, it shows what's working..