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Muk · 2024-11-22

I have two STM32F407IGT6 chips, and I need help understanding the markings printed on their surfaces.Images attached:First chip: "STM32F407IGT6 AA295 VQ 6 TWN AA 342"Second chip: "STM32F407IGT6 VQ249473 AA297 TWN AA 318"I would like to know:What each...

Muk · 2024-10-10

I am currently working on a project using LWIP with RTOS to send large web data files. I am using the STM32H573VIT MCU. However, I have encountered an issue where I am unable to send the entire file at once. To resolve this, I divided the file into s...

Muk · 2024-11-25

Thank you for the clarification. I understand now, and I appreciate your help!

Muk · 2024-11-24

Hello,Thank you for the response. I have already reviewed the datasheet and understand how to read the date/time information printed on the chips.However, I have a specific question regarding the markings:AA295 VQ 6 on one chip.VQ249473 AA297 on the ...

Muk · 2024-10-10

I found the cause and fixed it. The reason has nothing to do with the lwip config but because I mishandled the MCU's interrupt, leading to a memory overflow and the MCU being stopped at that task.

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