About Ronan Gaillard

Ronan Gaillard · 2018-03-22

Posted on March 22, 2018 at 11:06Hi,I am working with the STM32f407 : I have a bootloader in the first flash sector (ie. @ 0x0800 0000), and my main program in the following sectors (ie. @ 0x0800 4000). I want to protect my bootloader against unwant...

Ronan Gaillard · 2018-03-22

Posted on March 22, 2018 at 16:28So I changed the option bytes using stlink utility to the following (details in screenshot).I am still able to write to sector 0 using dfu. Any idea ?

Ronan Gaillard · 2018-03-22

Posted on March 22, 2018 at 16:17 st-flash is the open source version of the STMicroelectronics Stlink Tools. I am working on a mac, st-link utility is not supported. It shows0x00f0ff0f because I wrote different values to see if anything changed,...

Ronan Gaillard · 2018-03-22

Posted on March 22, 2018 at 14:55Hi,I am able to read bytes by using st-flash read tmp.bin 0x1fffc008 1Which result in a file containing 0x00f0ff0fBut I am not able to write using st-flash write tmp.bin 0x1fffc008The result is : Unknown memory regio...

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WRP bits not working ?

Re: WRP bits not working ?

Re: WRP bits not working ?

Re: WRP bits not working ?