About Alex777

Alex777 · 2024-09-06

Hello everyone! I have a STM32H750VBT6 controller with external W25Q128 QSPI memory.The bootloader starts from address 0x080000000, initializes the flash in memory mapping mode and starts the main program from 0x900000000.There was a need to update t...

Alex777 · 2024-08-16

Hi Clive.I am running a project on the STM32H750VBT6 controller with external W25Q128 QSPI memory.I need to write data to flash. Your bootloader:https://github.com/cturvey/stm32extldr/blob/main/h7_w25q128/W25Q128_STM32H7XX-CUSTOM27.FLMdidn't work.I d...

Alex777 · 2024-09-08

I wanted to record data without restarting the controller.Will it be possible to prohibit interrupts, call the write function from the internal memory of the processor, and then go back, allow interrupts and continue working?SCB_Disable cache();SCB_D...

Alex777 · 2024-09-06

How can I interrupt the operation of spi if code is being executed from it? I tried calling SPI de-initialization and then calling the function at 0x0801XXXXX. After entering the function, the following command results in a HardFault.

Alex777 · 2024-09-06

The problem was that I tried to deinitialize hspi before initializing it and the application crashed in assert.HAL_StatusTypeDef W25Q128_QSPI_SPI_Init(QSPI_HandleTypeDef *hqspi){if (HAL_QSPI_DeInit(hqspi) != HAL_OK) // !!!!!!!!!!! here hqspi also has...

Alex777 · 2024-08-16

see Figure 1

Alex777 · 2024-08-16

A simple LED blinking project, it also doesn't load with my bootloader. And it doesn't load with your bootloader either.

User statistics

User Activity

Is it possible to overwrite the external flash memory from itself?

Problem with STM32H750VBT6 controller with external W25Q128 QSPI memory.

Re: Is it possible to overwrite the external flash memory from itself?

Re: Is it possible to overwrite the external flash memory from itself?

Re: Problem with STM32H750VBT6 controller with external W25Q128 QSPI memory.

Re: STM32 ROM bootloader, initial state and when erased

Re: Problem with STM32H750VBT6 controller with external W25Q128 QSPI memory.