About Skippy

Skippy · 2019-08-27

I have an stm32h745zit6 on my own board, where I can write correctly to the CM7 section (0x0800 0000 to 0x080F FFFF range) but not to the CM4 section (0x0810 0000 to 0x081E FFFF range), I also can't do a full erase of the chip, and it will give me an...

Skippy · 2019-08-28

In the \DFU_Standalone example, it actually is hardcoded to BANK_1uint16_t Flash_If_Erase(uint32_t Add) { uint32_t startsector = 0, sectorerror = 0; /* Variable contains Flash operation status */ HAL_StatusTypeDef status; FLASH_EraseInitTyp...

Skippy · 2019-08-28

I don't have the debug port on it, we did some testing with this code:HAL_FLASH_Unlock(); //unlock flash writing __HAL_FLASH_CLEAR_FLAG(FLASH_FLAG_ALL_ERRORS_BANK1 | FLASH_FLAG_ALL_ERRORS_BANK2); FLASH_EraseInitTypeDef EraseInitStruct; Er...

Skippy · 2019-08-27

I usedDfu File Manager to generate the DFU'sDfuSeDemo for programmingI also used STM32CubeProgrammerreading the RDPLevel it is set to OB_RDP_LEVEL_0, reading WRPState for FLASH_BANK_2 returns OB_WRPSTATE_DISABLE

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Can't write to CM4 core

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