About Jjeon.21

Jjeon.21 · 2021-08-01

Hello.I discovered a weird phenomenon that some flash memory of the board that I have is always the last status is 'FLASH_ERROR_PROGRAM'.The MCU of the board is STM32L152VD.I download my code that checking the last status of flash memory. (It used S...

Jjeon.21 · 2021-08-02

I solved this problem thank you.My solution is as below.It unlocks the flash registerIt set 0x1f0f value to FLASH->SR to clear all bits.It waits slightly.It erases the flash memory.It does the writing work if need.It locks the flash register.The m...

Jjeon.21 · 2021-08-02

Thank you for your answer.I checked FLASH_SR value. The value was 0x180C.The problem is that the init status of the flash memory is 0x180C.in other words, I checked the flash memory status value as soon as starting code as below and the value was 0x...

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When 'FLASH_ERROR_PROGRAM' error is fired? and how to leave from 'FLASH_ERROR_PROGRAM' status?

Re: When 'FLASH_ERROR_PROGRAM' error is fired? and how to leave from 'FLASH_ERROR_PROGRAM' status?

Re: When 'FLASH_ERROR_PROGRAM' error is fired? and how to leave from 'FLASH_ERROR_PROGRAM' status?