About RGord.2

RGord.2 · 2021-02-16

-Using the HAL in STM32 Cube IDE.-I can examine the FLASH pointer in the hard fault ISR and the registers appear to be just like when accessing any other page.-I am unlocking the Flash and the option bytes.-I have not modified the option bytes.-It do...

RGord.2 · 2021-02-16

Here are the clocks.

RGord.2 · 2021-02-16

I apologize. My images show FLASH->AR as 0x4400, which is the offset into flash, not the page address. I just re-ran with FLASH->AR as 0x08004400 and got the same hard fault. There is no change before the fault except for FLASH->AR. After the hardfau...

RGord.2 · 2021-02-16

Thanks for responding. To answer both sets of questions:Supply voltage too low: Not likely, several boards behave the exact same way. Here is a summary of known hard faults. All other cases result in success.HAL_FLASHEx_Erase (Non-Interrupt), Timer2 ...

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I am using Nucleo-32 with STM32F042K6 and trying to use flash (32KB, 1K pages). I can erase, read right each page starting at page 18 (18,432) up through page 31 (31,744), except page 21 (21,504). Page 21 hard faults on erase.

Re: I am using Nucleo-32 with STM32F042K6 and trying to use flash (32KB, 1K pages). I can erase, read right each page starting at page 18 (18,432) up through page 31 (31,744), except page 21 (21,504). Page 21 hard faults on erase.

Re: I am using Nucleo-32 with STM32F042K6 and trying to use flash (32KB, 1K pages). I can erase, read right each page starting at page 18 (18,432) up through page 31 (31,744), except page 21 (21,504). Page 21 hard faults on erase.

Re: I am using Nucleo-32 with STM32F042K6 and trying to use flash (32KB, 1K pages). I can erase, read right each page starting at page 18 (18,432) up through page 31 (31,744), except page 21 (21,504). Page 21 hard faults on erase.