STM32 programming via USB
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‎2024-07-24 12:46 AM
I am programming USB DFU in stm32f407g disc1 but i am not able to connect it in stm32cubeprogrammer as it is showing usb port as usb1. Can anyone tell me is it anything missing?
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STM32CubeProgrammer
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‎2024-07-24 1:11 AM
Hello,
How did you proceed? Did you pull the BOOT0 pin to VDD then reset the MCU before to connect?
By default SB18 is soldered pulling down Boot pin to the ground which don't allow you to enter the system bootloader.
You need to unsolder SB18 and and handle BOOT0 externally from the board's pin VDD (system bootloader) and GND (User application).
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‎2024-07-24 12:53 AM
And what happens, if using this usb1 ?
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‎2024-07-24 12:56 AM
if I connects usb1 and click on read , it is not connected and data also not reading. It is showing not connected at top right.
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‎2024-07-24 1:08 AM
And BOOT0 is hi , at power up /reset ?
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‎2024-07-24 1:11 AM
Hello,
How did you proceed? Did you pull the BOOT0 pin to VDD then reset the MCU before to connect?
By default SB18 is soldered pulling down Boot pin to the ground which don't allow you to enter the system bootloader.
You need to unsolder SB18 and and handle BOOT0 externally from the board's pin VDD (system bootloader) and GND (User application).
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