STM32 MCUs Embedded software

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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...

stm32f217 usb mass storage

Posted on December 21, 2013 at 11:00Hello, Im using STM32F217 Mmicrocontroller for my project. Can anybody help me in writing the code for usb mass storage. I have STM32F2xx_StdPeriph Library.In that I dont find any driver related to Usb. #usb-m...

using stm32f40 with freeRTOS

Posted on July 05, 2015 at 21:37Hello,I would like your tips about how to find information about stm32f40.We plan to use it with several devices suce as: I2C STMPE1601 keyboard ,  MHDR2X14  CAM Interface, can bus, SPI OLED, and more. From start read...

ranran by Senior II
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Jump in memory issue in C on STM32L152

Posted on July 03, 2015 at 10:08Hello everyone,I made a custom bootloader for my stm32L1 but my problem resides in jumping at the beginning of the flash when my new binary file is loaded.I made some research on this subject.. the PC and the MSP regi...

tgloague by Associate
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STM32F205 has bad bootloader from factory?

Posted on May 11, 2015 at 20:16Hello,We have been using STM32F205VB6 in production for several years. In a recent batch we purchased a high percentage of processors the boot loader doesn't work over USB properly. We have a jumper tied to BOOT0 pin a...

cmeyers by Associate II
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