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STM32H750VBT6 does not run without debugger

Having a problem with our custom board not running code unless it is started with the debugger. We are currently using Segger J-link debugger together with ARM Keil uVision version 5.29 toolchain. Everything runs fine when I have debugger attached a...

onio by • Senior
  • 1584 Views
  • 6 replies
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Resolved! RTC Backup Register Read/Write not Working

I am trying to read/write from backup registers in STM32H7.Below is my code:__HAL_RTC_WRITEPROTECTION_DISABLE(hrtc); HAL_PWR_EnableBkUpAccess();   HAL_RTCEx_DeactivateTamper(hrtc, RTC_TAMPER_1); __HAL_RTC_TAMPER_CLEAR_FLAG(hrtc, RTC_FLAG_TAMP1F);  ...

AAgar.2 by • Associate III
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  • 2 replies
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Why the wrong frequency HSI STM32F103VET6?

I have MCU STM32F103VET6, the microcontroller is clocked from HSI (internal 8MHz oscillator).Bun the frequency at the MCO pin is 6.4MHz. Why? I have the same MCU bought years ago, with the same code the frequency is correct - 8MHz. Here is my code:vo...

VOvs.1 by • Associate
  • 808 Views
  • 3 replies
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How to use the HAL_UART_HalfCpltCallback function

MCU:STM32F0Discovery boardTools:STM32CubeMX+Keil5.30Test condition: PC_SerialComm tools & FT232 chip boardAfter trying the HAL_UART_RxHalfCpltCallback Function, I find that this function couldn`t be used in the normal transmit in UART_Comm.And would ...

GShen.1 by • Associate II
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  • 5 replies
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