STM32 MCUs Embedded software

Ask questions and find answers on STM32Cube packages, including HAL, LL and middleware, and expansion software.

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Resolved! STM32F407 USB bootloader problem

Hi,Recently I had to replace the MCU in a device and I tried to upload the code using USB Bootloader, as it is available and requires very little stuff when you're on site.So, the MCU has been detected in the system (see PIC1.png), but the CubeProgra...

Resolved! ThreadX does not start scheduling

Hi,my application is loaded via the bootloader and i sstarted. Two threads are generated and it seems properly generated because one thread is in ready state while the other is in suspended state.Systick is used for the ThreadX and TIM6 is used for t...

SHaue.2 by Associate II
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USB HID issue with H743 @ 480 MHz

I'm running a USB keyboard on an H743. This works completely reliably at all CPU speeds up to and including 400MHz. However, above 400 MHz the connection is no longer reliable. Sometimes the keyboard connects perfectly and then it will work properly ...

X-CUBE-EEPRMA1 Unexpected Delays

I have been examining the X-CUBE-EEPRMA1 codebase and noticed a couple of issues with the code that is causing delays in the firmware:m95xx.c. Line 344 "pObj->IO.Delay(6);". Is the 6 ms delay necessary? In line 353, the system checks if the chip is r...

rosejp03 by Associate
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