STM32 MCUs Embedded software

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Forum Posts

USB HS Device Losing Status of Configured

Posted on September 02, 2014 at 14:16 EDIT: Disregard. I was missing a breakpoint on USBD_RESET; my host is indeed trying to reset my device. I've got a USB HS device based on the STM4 I am attempting to transfer some data using several b...

jvavra by Associate III
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STM32F4 Cube lwip Examples

Posted on September 01, 2014 at 05:29So, I've just downloaded and started playing with STM32F4 Cube's *version 1.3.0) Ethernet examples on my STM3240G-Eval. The LwIP_HTTP_Server_Raw works, but not a single one of the others does. Some debugging show...

USB Stack - Reset in Windows

Posted on September 01, 2014 at 16:51Hi,I have a problem when my board is connected for the first time in Windows OS (7 or 8), because it is generated a Hard Fault in the MCU (STM32F427). Then, reseting the board, it works ok. Connecting again the b...

ababo by Associate II
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  • 1 replies
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Ethernet frames get corrupted on custom board

Posted on August 28, 2014 at 20:09Hello everyone, I'm using:- STM32CubeMX version 4.3.0- uVision version 5.11.1.0- ST-LINK/V2 SWD mode- custom board described belowI have designed a custom board with a STM32F207VET6 microcontroller and a 3-port swit...

How to flash external flash with DfuSe?

Posted on August 27, 2014 at 16:41Hi All I'm working with Keils' Eval Board MCBSTM32F200 which has external NOR Flash attatched to the STM32F207IG. For my final application I would like to use the DfuSe Mode to upgrade my firmware which is located o...

b_ by Associate II
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STM32F4 Ethernet access after FLASH Erase

Posted on August 27, 2014 at 17:20I have a project that needs to erase FLASH sectors so that configuration data can be updated. The device is being accessed via ethernet. In the past, I was just polling the DMA status to access an incoming packet. T...

cwparker by Associate II
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  • 7 replies
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Problem using USB in Nucleo F302R8

Posted on July 19, 2014 at 23:29Hi all, I'm using the Nucleo F302R8 to build the firmware for a new board I'll develop using the same MCU. I'm trying to use USB CDC to have a VCP. I've started with CubeMX with the Nucleo F302R8 template, changed th...

STM32 F3 problem in playing audio

Posted on August 05, 2014 at 07:00Hi,I am new to STM32 and probably asking a dumb question. I have designed a board to play audio files off a SPI flash. I can read and write to flash properly, but when I try to send the audio data to the speaker all...

b2 by Associate II
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  • 7 replies
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