STM32 MCUs Embedded software

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Forum Posts

DFU class request in hid class device

Posted on April 01, 2015 at 19:41Hello, I'm implementing my own boot loader code for stm32f4. In this boot loader I want to implement a hid class updater (for device firmware) which accept DFU class specific requests. On the PC side I want to modify...

HAL_FLASH_Program always return error code 0x06

Posted on March 30, 2015 at 15:44I use STM32F417IGMinimal example of code:uint32_t startAddress = 0x80E0000;static uint32_t mSize =0x13;//char test_string[13]={''Hello World.''};HAL_FLASH_Unlock();for(uint32_t i=0;i<mSize;i++){ status = HAL_FLASH_Pr...

chief by Associate II
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stm32 boot pin configuration

Posted on March 30, 2015 at 16:20Hi, we're using STM32F407VG on our project. When we reset the circuit for BOOT, microcontroller is setting B13 pin (which is not using as boot pins) . How can we stop this situation? Can we make any difference for th...

berat by Associate
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STM32F42x ROM DFU Descriptor

Posted on March 30, 2015 at 11:32It appears that DFU in the STM32F42x ROM Bootloader has an issue: The device returns a descriptor response string as a malformed packet (according to wireshark) for the @Internal Flash interface. The bLength field in...

Multiple funcs mapped to one Pin

Posted on March 29, 2015 at 00:45Hi,     I am a student studying EE, and do not have any experience in circuit design besides the theory being taught in college and a six month hardware design Co-Op. Currently, I am developing a board to be used for...

ziegler by Associate
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  • 3 replies
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SPL to CubeF4 conversion issues

Posted on March 27, 2015 at 12:22I need to integrate an old code written using the Standard Peripheral Library to a new (big)project that's using CubeF4.As easy as it sounds I can't find any commonality between the libs..1. Is there any documentatio...

ariel2 by Associate II
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  • 4 replies
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USB Device on STM32F405, lost bytes SOLVED!

Posted on March 27, 2015 at 12:07After updating to version 4.7.0, the error appears no more. I'm back to version 4.6.0 and the error will also no longer occur. Now I'm not sure what it was. Maybe a Windows effect (Shut down the PC and start again), ...

rm2399 by Associate III
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