STM32 MCUs Embedded software

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stm32f207 usb only multiple of 64 bytes can be send

Posted on April 10, 2013 at 10:04change by stm32 usb device VCP example: my send function: uint16_t VCP_DataTx (uint8_t* Buf, uint32_t Len) {  uint8_t i;  for (i=0;i<64;i++)    //only multiple of 64 bytes can be send   {  APP_Rx_Buffer[APP_Rx_ptr_in...

easylwl by Associate II
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USB HS Host Unconfigures Device

Posted on March 20, 2014 at 21:13Was hoping there might be a few folks here with more USB knowledge than me. I am trying to implement a HS USB HID-class device on a STM32F427 using a SMSC USB3300 external PHY IC. I have succesfully implemented a si...

jvavra by Associate III
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Stm32f427 system memory bootloader

Posted on November 29, 2014 at 12:54 i have custom board with STM32F427VI and want to boot from usart3 via bootloader inside system memory. boot0 pin is low and boot1 pin is NC. i dont want to switch boot pins. because eventually these pi...

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Complete USB OTG power solution design

Posted on November 28, 2014 at 10:03Hi, I have been working on a power design that integrates with the STM32F401 utilizing OTG.  I would like to support OTG both as a host and device.  In addition, I would like to detect dedicated charging ports and...

Use STM32CubeF4 or Standard Peripherals or DIY?

Posted on November 26, 2014 at 02:01I can see that STM32Cube is the new hotness, but...I am starting a new project with the STM32F405xx and FreeRTOS (ideally the current rev 8.1.2).  It seems that there are lots of layers added to peripheral access ...

mduffy by Associate II
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STM32CubeF4 LTDC minor issues

Posted on November 16, 2014 at 16:37- In a comment in stm32f4xx_hal_ltdc.c   HAL_LTDC_ProgramLineInterrupt() is mentioned...but couldn't find such a function. It's not even declared in ''...ltdc.h''. - In the source of HAL_LTDC_ConfigCLUT function...

Examples of Custom USB Classes?

Posted on August 27, 2013 at 04:16I'm trying to code an app that communicates using USB bulk transfers but is simpler than the CDC/VCP and MSC examples in ST's library. I've tried to code a custom USB class, but Windows doesn't like it - it sends me...

mattscar by Associate II
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STM32Cube and FreeRTOS 8.1.2

Posted on November 18, 2014 at 05:28Any ETA for a version of STM32Cube that includes the latest version of FreeRTOS?Current version of http://www.freertos.orgis 8.1.2, but STM32Cube contains Version 7.6. #freertos-stm32cube

mduffy by Associate II
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