STM32 MCUs Embedded software

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

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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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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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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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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...

STM32Cube and OTG

Posted on May 05, 2015 at 11:32Hello, I want to implement OTG (HOST that supports MSC and HID and in DEVICE mode composite MSC + CDC). There are available two implementations of USB stacks from ST. First one is STM32F105/7, STM32F2 and STM32F4 USB o...

STM32F105/7 USB MSD - STM32CubeMX

Posted on September 02, 2015 at 13:40I have generated code, using STM32CubeMX,  to operate and show up as a MSD on my windows computer - HOWEVER,  when I connect my device to the computer I can not see the device - instead it shows up in the Univers...