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Forum Posts

How Segger J-FLASH configures its external loaders?

A customer has a board with STM32F746 and QSPI flash.The board looks as derived from STM32746G-DISCO, though I'm not 100% sure.Their program has data in the QSPI flash, and they flash the app using J-LINK and Segger J-Flash.​Now, I cannot figure out ...

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Pavel A. by Super User
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Why does MemManage Fault occur in ITCM?

Hi,​​MemManage Fault occured in ITCM when I changed the system clock and DMA channel.Does ITCM cause errors? What are the causes of errors? Any ideas?​I changed below:system clock: 480MHz→400MHzDMA: DMA2_Stream1 →BDMA_channel0

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Mapyam by Associate II
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  • 3 replies
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Is the compass demo available for the STM32F303? It looks like older boards came with this but the new one uses the gyro instead.

I am building a test stand for motor stators. I planned to energize coils and use the demo compass to check coil identity and polarity. Just looking at the indicator would be sufficient but it may be useful to read the magnetometer via USB.I think ...

cperd.1 by Associate II
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  • 7 replies
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[STM32F427] SPI with both DMA and classic use

Hello Everyone,I would like to ask you if you have any more information about an issue I'm incurring in.I am trying to setup a project on a custom board with the forementioned MCU, on which I need to use the first 4 SPI interfaces with DMA for quick ...

IDe S.1 by Associate
  • 500 Views
  • 1 replies
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Can't modify SCB register and Ethernet hard fault

Hi All, I'm using STM32H743ZI2 Nucleo board to connect to internet but I have a hard fault error.I'm try enable MMARVAILD bit in SCB->CFSR to hold valid fault address (SCB->CFSR |= (0X1UL<<7);) but it's still 0 after set command.Please help me to che...

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Dynamic Memory Allocation causes hard fault

I am trying to implement a function that extracts mfcc of the retrieved sound. I am using Hanning window. I actually am applying dynamic memory allocation twice. First allocation works successfully. Second allocation however somehow takes me to hard ...

Every time i getting the same error and i cant fix it . I am trying to write my uart communication as a header file even if i used the extern but it doesnt work , Can somenone help me how to write properly ?

09:32:54 **** Incremental Build of configuration Debug for project uart_deneme ****make -j8 all arm-none-eabi-gcc "../Core/Src/myHeader.c" -mcpu=cortex-m0 -std=gnu11 -g -DDEBUG -DUSE_HAL_DRIVER -DSTM32F072xB -c -I../Drivers/STM32F0xx_HAL_Driver/Inc -...

ÖBekt.1 by Associate
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  • 4 replies
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