STM32 MCUs Embedded software

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USB ZLP send on STM32F429 does not work!

Has *ANYONE* *EVER* gotten USB to work on STM32 without linking in the thousands of lines that Cube framework is?Calling the documentation inadequate is an injustice to that word! The quality of the documentation approaches negative inf! And the cube...

dmitrygr by Associate II
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Resolved! CDC Device descriptior request failed

I want to realize CDC function to transimit/receive data to/from PC via STM32F105RB. I get the code from Cube. Set clock, enable CDC and modify heap size to 0x1000. But when I power on deivce, "Device descriptior request failed" shown.1.I don't know ...

Creating spi shift register

is it possible to create spi shift register on the slaves.for example, the master sends 200 bytes. the slaves keeps shiftting bytes until the NSS goes high. kindly advise how can this be implemented?Thanks

AOmar by Associate II
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USB ID pin interrupt

GPIO configuration as followsvoid HAL_HCD_MspInit(HCD_HandleTypeDef *hhcd){...  GPIO_InitStruct.Pin = GPIO_PIN_10;  GPIO_InitStruct.Mode = GPIO_MODE_AF_OD;  GPIO_InitStruct.Pull = GPIO_PULLUP;  GPIO_InitStruct.Speed = GPIO_SPEED_HIGH;  GPIO_InitStruc...

YChun.5 by Associate
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stm32f7 + freertos +USBFS MSC stack not working

I am starting to use stm32f7 + freertos +USBFS MSC stack in the produce, but never work. I start from CubeMX, and it works if no freeRtos. The file can be written and opened without a problem, but with the FreeRtos, the code always stuck in the file-...

kqian by Associate II
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Bootloader and distance reprogramming

Hello,I program on the NUCLEO-144 STM32F767ZI board and I have been facing a problem for over a week.In FLASH memory, I have 3 programs located at specific addresses:- A bootloader which allows to start on the main programmer or reprogramming program...