STM32CubeProgrammer (MCUs)

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STM32CubeProgrammer v2.20 released

We are pleased to announce that STM32CubeProgrammer 2.20 is available What is new in 2.20: • Support for the STM32MP21x microprocessors:         – External memory programming        – OTP programming        – PKCS#11        – ST power management IC• ...

Resolved! Why the chip STM32F446RCT6 flash size is 512KB, not 256KB?

I buy some chips marked STM32F446RCT6 which flash size should be 256KB.But when I connect it use STLINK, I found the real flash size is 512KB.I have save some data after the address 256KB successfully. And I can read out these data.Am I buy fake chip...

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llm by Associate III
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STM32CubeProgrammer API erase/readout error

I am trying to use the STM32CubeProgrammer API to program and read a STM32G491.so that we can use it in our programming solution. (We write a CRC of the application so that a bootloader can validate it. )The problem is that the readout of memory does...

When we enter commands , we observe Error: ST-LINK error (DEV_TARGET_CMD_ERR) for the first time and when we enter the same command again (second try) it is executed.

We are facing this error when entering every commands. Second attempt of the command is passed while in first attempt we get ST Link error. Please find the commands executed and error faced:C:\Users\irgpsj>"C:/Program Files (x86)/STMicroelectronics/S...

PS.7 by Associate
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CLI fails to mass-erase the flash memory

HiThe command to download our firmware is as follow (with the option bytes display to show that protection is disabled):STM32_Programmer_CLI.exe -c port=SWD mode=HOTPLUG -ob displ -e all -d C:\Temp\cu.hex -d C:\Temp\data.hex -v -rstThe result always ...

TPier by Associate III
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Resolved! Where can I find the original firmware for my Nucleo-u575zi-q that flashes the green, blue, red LEDs in sequence, or, how can I retrieve the firmware from an unmolested, new board?

I'd like to restore my Nucleo-u575zi-q to the stock firmware with the alternating green-blue-red LED progression but I can't find the original firmware app. I have the support pack but I can't identify that particular firmware example. Where can I f...

TJM by Senior
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