STM32 MCUs Embedded software

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USB class implementation - MIDI interface

Posted on November 13, 2013 at 13:01Hello everybody !I'm new here. I'm a musician, I code for 1 year on STM32 for the fun. My project is to create a MIDI controller based on STM32F4discovery (MIDI is a protocol created to allow musical instruments c...

jean by Senior
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FAT-FS + CoIDE

Posted on November 18, 2013 at 13:13 Hello everybody!   I try the Fat_FS library at my STM32F4Discovery board. I try the embest example project for this. I create the project at CoIDE add the files, the compile is done but the linker is put errors: ...

totti001 by Associate II
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ST32 / USB / SD / FATFS Problem

Posted on November 14, 2013 at 15:31I'm currently developing an application for an ST32 (STM32F103xC) using Micrium OS-II. So far it's all gone smoothly, but I've hit a block now and can't proceed.The board is configured to act as a USB storage devi...

julian by Associate
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2 HID in Composite device

Posted on November 13, 2013 at 13:21Hi , I am trying to write 2 HIDs in one composite device in STM32F103R8 .But due to some unknown reasons my first hid is working fine but 2nd HID shows ''Code 10'' error in windows , '' not able to start the devic...

dhanush by Associate
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UM0424: Composite example?

Posted on February 11, 2013 at 18:48The STM32 USB FS Device Development kit documentation describes a Composite Example, but I am not able to find this example in the supplied source examples. Is this really available and in this case could you poin...

melchor by Associate II
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  • 8 replies
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DFU operation OPERATION_RETURN not working

Posted on November 04, 2013 at 18:54Hi, I have to write a Flash tool for the STM32 Family via USB. So I have tu use DfuSe API. I found the demo DfuSeDemo where everything works fine (the button ''Leave DFU mode'' too). Now I ported the code step by ...

Software License ''Liberty'' v2

Posted on October 30, 2013 at 10:31Hi! I'm just preparing an GPLv2 open source project for release on github. The program runs on a STM32F4 and uses CMSIS, StdPeriph Library and the USB Device Library. I'd like to include verbatim, unmodified copies...

mail_st by Associate II
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STM32F4 bootloader write

Posted on February 11, 2013 at 08:52Hi all, up to now I  used a MSWindows bootloader application (based on Dale Wheats code) for the STM32F1. Now I also use the STM32F4. I updated the bootloader due to the different erase commands (erase vs. extende...

fatfs f_mkfs usb

Posted on October 31, 2013 at 09:26formatting usb f_mkfs return only FR_MKFS_ABORTED,changed in file usbh_msc_fatfs.c -->disk_ioctl function ////////////////////////////////////////////////////case GET_BLOCK_SIZE : /* Get erase block size in unit of...