STM32 MCUs Embedded software

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STM32F103 - Bootloader Init Problem

Posted on July 10, 2015 at 10:12Hi, now i run into an other problem with the bootloader on the Nucleo Boards STM32F103 chip. Im building an Android Library to update the STM32 Firmware over Bluetooth (RS232) and add from time to time each processor....

sauer by Associate II
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Discovery F3 - Virtual Com Port (CDC) problem

Posted on July 05, 2015 at 21:43Hello! I am having hard time using CubeMX and Discovery F3 board, while trying to use USB-CDC feature. First things first: I am generating code using CubeMX as SW4STM32 project, USB is set into CDC in middlewares tab,...

195263 by Associate
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USB DFU bootloader with Thumb drive?

Posted on July 08, 2015 at 16:55Hi folks,I'm reading up on the usage of the USB DFU bootloader capabilities for an STM32F429. It appears that the device on the other end must support the USB DFU protocol. Is it possible to configure a flash drive (U...

hbarta2 by Associate III
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CRC error in all USB SOF packets

Posted on July 08, 2015 at 16:04Hi,I'm running a stm32f427 on a custom board as Host, HS core, FS mode. When a device is attached I get an interrupt when the device is detected and the host starts sending SOF's. But the last bits in the SOF packet i...

USB cable detection

Posted on July 01, 2015 at 12:01 I use a custom STM32F407 board. I want to detect USB FS cable presence (no matter to pc or charger). Here is what I did. First, the VBUS pin is initialized in usb_bsp.c USB_OTG_BSP_Init function, I di...