STM32 MCUs Embedded software

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USB CDC VCP help to receive Data from PC

Posted on July 09, 2013 at 20:09Hello everybody (This about USB VCP) i started an application to send and receive data from PC to STM32F4 discovery i used the titorial provided by STmicro, but the problem i'm not able to sent to the STM32F4Discovery...

STM32F437I-EVAL Board config

Posted on July 17, 2013 at 10:31Hello,I'm currently working on a project with a STM32F437I-EVAL board. I have to use ethernet, USB OTG HS and the SD card. Problem is : I don't know how to &sharpdefine and config the dedicated ports and clocks. Aren'...

xtick by Associate
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  • 3 replies
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STM32F207VC DFU

Posted on July 16, 2013 at 14:53 Hello, I'm trying to upgrade my device firmware with the DFU demo for STM32F2xx. I adapted the code from STM32_USB-HostDevice_Lib_V2.1.0\Project\USB_Device_Examples\DFU\MDK-ARM to my project. When the p...

In BOOT mode stand GPIO pins

Posted on July 02, 2013 at 18:01Dear Developers,I wrote a program which is set to a low level of PE3 Pin. BOOT mode is switched to the next step when the PE3 Pin measured high levels.This can cause serious problems in future developments. Therefore,...

wwwharry by Associate II
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  • 6 replies
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midi-usb interface STM32F4-discovery

Posted on July 15, 2013 at 15:09 Hello, I am a bachelor student who is trying to use the STM32F4-Discovery as a midi console controler as a fun project :-). I have found no usefull sites for this, most people use the  midi box from st which has a...

benjamin by Associate II
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  • 2 replies
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USB HID Mouse and Keyboard Combo

Posted on July 15, 2013 at 09:21I want to make a USB device that has to collections, one for an HID mouse and one for an HID keyboard. But in the report descriptor, I will have to use report ID's and the HOST will ask for two separate reports specif...

Problem with LWIP board fw in STM32f107

Posted on July 04, 2013 at 09:53I have 2 devices with stm32f107 connected LAN. They are server mode and their fw is same except IP setting. I can connect each one by one at first time. But after I connected all when I try to connect  first I connect...

arge by Associate III
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  • 4 replies
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USB VCP Unknown Device

Posted on July 03, 2013 at 17:42hi everybady i have started an tutorial for UCB virtual com port (VCP), when the program start, alleways Unknown device, can help me/**   ****************************************************************************** ...

Custom Bootloader

Posted on March 25, 2013 at 16:11Hi all,I have tried the USBD DFU project by ST and it works on an STM32F2xx microcontroller. What happens is that the first 3 sectors (3x16KB) are reserved for the bootloader itself and, since the code is less than 4...