STM32CubeProgrammer (MCUs)

Ask questions on STM32CubeProgrammer and find answers on device detection, connection failure, programming issues, and more.

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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• ...

Reset the discovery kit to the defalut setting

Hi,I would like to know how to reset the discovery kit to the default setting?And how do I know about the current setting (write protection is enabled/disabled)in the discovery kit?The reason is that,I suddenly can't run anything on my board(even jus...

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LChiu.2 by Associate
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  • 2 replies
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Resolved! Hi. I have been trying to flash an STM32L152RD (STM32L1xxxD) using the CUBE programmer through the USART2 and it never connects (Timeout error occured while waiting for acknowledgement). I have used the software method of branching into the bootloader

Because I do not have access to the BOOT0 pin (custom board, not eval board) I have used the software method of branching into the bootloader : https://stm32f4-discovery.net/2017/04/tutorial-jump-system-memory-software-stm32/I have adpted this code f...

JBaue.1 by Associate II
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  • 10 replies
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The difference between saving .bin and .elf files

I'm working with STM32H743 and W25Q128 external flash drive. I am trying to develop external loader. When I test with STM32CubeProgrammer and .bin files, everything works fine, writes to 0x90000000 address, verifies and reads OK. When I try to upload...

ISzum by Associate II
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  • 6 replies
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Error downloading Thread_SED_Coap_FreeRTOS

Hello thereI am using the official engineering code Thread_SED_Coap_FreeRTOS. When downloading with STM32CubeProgrammer, the error message connection to device0x495 is lost appears. At this time, the program should fail to download because the LED1, ...

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ZB.1 by Associate II
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  • 5 replies
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Resolved! cannot launch STM32CubeProgrammer

Hi,I just bought the STM32MP157F-EV1 and was trying to get it started.I tried to followed the manual written in the website and I thought I have completed step 4 and step 5 in the manual.However, when I tried to populate the SDCard, I realize that I ...

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devinahw by Associate
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  • 1 replies
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Resolved! SWO viewer for STM32CubeProgrammer?

Hi,We're currently using the SWO viewer in the old ST-Link Utility in Windows.However, this is a bit inconvenient for us because our main development is in Linux. Is SWO support planned for STM32CubeProgrammer? Even just STM32Programmer_CLI SWO suppo...