STM32 MCUs Embedded software

Ask questions and find answers on STM32Cube packages, including HAL, LL and middleware, and expansion software.

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Forum Posts

STM32F217 : Send an Email

Posted on September 08, 2015 at 11:06Hi, I've a problem (I use : STM32F217 - ETH RMII Mode - Standalone) : I need to send an email... but I don't know how! a. Is it possible in standalone ? If YES... how ? b. Are there some demos/examples (with sour...

USB cdc virtual com port and USB otg

Posted on September 10, 2015 at 16:51Designing STMF405 Board. Bit confused about USB functionality. We need multi role USB functionality (from one usb connector). The current usb circuit is as shown below.The board should communicate with computer u...

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harinath by Associate III
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  • 1 replies
  • 2 kudos

Problem in Simultaneous Record and Play

Posted on September 11, 2015 at 18:30Hi,  I'm trying to write an application to do simultaneous record and play on the STM32F4Discovery board. (16 KHz, 2 Channel, 16-bits). The audio quality on the speaker is not good in this case.  Thereafter, I tr...

wireless data transfer through USB on stm32f2xx

Posted on September 07, 2015 at 13:18i want to communicate data to android device over bluetooth(or wifi). for this i want to connect BT dongle with my board and send data. for this i need start working on CDC class or wireless class?? any inputs pl...

STM32F4 Discovery - HAL ADC crashes FreeRTOS

Posted on January 17, 2015 at 21:53I generated code for FreeRTOS with USB by STM32cube and I�m trying to use ADCs triggered by Timer3 and transfer data to memory by DMA2. There are only three FreeRTOS tasks sending messages to each other and sleepin...

jirik09 by Associate II
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  • 4 replies
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Play multiple Audio in one time [STM32f407xx]

Posted on September 09, 2015 at 10:05Hi guys, I am intend to using STM32f4 Discovery as sound board, the problem I am only able to play one audio in one time, I need 3 or 4 audio overlapping. is it possible to mix the audio buffer in firmware ? so ...

edward23 by Associate
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  • 1 replies
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Using USB OTG library STM32F207

Posted on September 02, 2015 at 17:19Hi, i'm using USB-OTG periphery of STM32F207ZE microcontollers. I'm a beginner in the program this micro. I'm using the library stm32_f105-07_f2_f4_usb-host-device_lib but don't know how to fit my case. I would ...

vlr by Associate II
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  • 2 replies
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I2C how to generate NACK and STOP

Posted on September 01, 2015 at 00:33 Hello, I'm using MCP3424 and it says in it's datasheet When the Master finds the RDY bit is cleared, it can send a not-acknowledge (NAK) bit and a stop bit to exit the current read operat...