STM32 MCUs Embedded software

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

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USB_FS Endpoint IN/OUT addresses

Posted on August 12, 2014 at 15:40Hi,Could somebody tell me where may I find some information about range of addresses of endpoints? In reference manual for stm32f4 I find out that there are ontly 3 in/out endpoints.In example application IN endpoin...

MSC BOT state machine problem

Posted on November 05, 2012 at 07:45 Hi, I have been using the the MSD class driver for usb host on an STM32f4 board. The host seems to work fine for some time, but after say 200 read/write ops it gets stuck at: void USBH_Process(.......

tavish by Associate II
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STM32F4 composite USB device

Posted on August 06, 2014 at 10:12 Hi, I'd like to implement a composite USB device with MSC + a custom class. I'm using a STM32428I-EVAL board and some code generated by STMCube. MSC alone is working (with bulk endpoint 0x8...

franck by Associate II
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Hal bug using rtos

Posted on August 05, 2014 at 12:50I imported an example with  RTOS (FatFs_uSD_RTOS) and I found some bug. In function HAL_Init() is called HAL_SYSTICK_Config()  but  SysTick_Handler()  call xPortSysTickHandler() before osKernelStart() so we have an ...

Wrong register BRR in usart

Posted on July 30, 2014 at 15:16Hi, I'm trying to initialize a usart, and read some data on a Terminal. The terminal receives some data but not the good one. The problem seems to be a clock problem, and the usart register BRR looks wrong. Moreover, ...

maxime by Associate II
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SSD1289 STM32CubeF4

Posted on July 29, 2014 at 18:16I am a beginner with Stm32f4discovery (version stm32f407vg). It took me a long to get the graphic LCD work (copying and rewriting some code from others). My problem, I want to use it with FreeRTOS. But My FreeRTOS wor...