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JArwe.1
Associate II
since ‎2020-11-05
‎2023-06-14

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  • 7 Posts
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User Activity

Firmware Self-Upgrade from RAM sometimes fails with hard fault

2022-08-10
Hi!I want to update the firmware of my STM32H743 device over I2C. The way I would like to do this is:Transfer the new firmware (~200 KB) over I2C and store it in RAM (all in user code)Execute a function which is executed from RAM (ITCM to be specific...

Is there a workaround for the 'Additional reset needed after power off/on to enable connection to the BL interfaces' bootloader bug of STM32H743?

2022-07-13
I would like to use the integrated Bootloader of the STM32H743 for updating the firmware over I2C. I don't have access to BOOT or RESET pins at the I2C master side, so my desired procedure would be:Send a command over I2C to my firmware. Once my firm...

Is the STM32H753 a drop-in replacement for STM32H743?

2022-07-01
I know that STM32H753 is pin-compatible to STM32H743, and as far as I know also code-compatible for most intents and purposes. The only difference seems to be the Crypto hardware acceleration. So I assume that I can run code from H743 on the H753 wit...

Why are PC8 and PC9 not connected on the Morpho connector of my NUCLEO-H743ZI2?

2020-11-05
As per UM2407, page 42, PC8 and PC9 should be Pins 1 and 2 of the CN12 Morpho connector. On the silk screen on the board the corresponding pins are labeled accordingly as well.However on my NUCLEO-H743ZI2 board I can not get a signal from the MCU on ...
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