STM32 MCUs Embedded software

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(stm32f407) USB with fixed vbus

Posted on November 03, 2014 at 14:51good morning I 'm doing a project with a custom board , I've been able to make work ethernet, sdio,gpio and serial ports.  but I  have been troubles with usb port to make run the usb host mode with usb-storage usi...

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USB_HID example STM32L0xx

Posted on November 02, 2014 at 20:27I've started to deal with USB HID example on STM32L0 Discovery board. In this example new mouse cursor position is set via USB by pushing sensor buttons on the board. Cursor position is hold in buffer with structu...

yakovlev by Associate
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STM32Cube USB FREERTOS

Posted on October 28, 2014 at 03:22STM32Cube USB FREERTOSFor practice I wish to use cube to generate FS USB (device) and 4 analog inputs with FREERTOS.  For now my target is the STM32F4 Discovery board.  Perhaps adding FREERTOS to the project was a ...

picguy2 by Associate II
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Timer interrupt immediately

Posted on October 19, 2014 at 00:56 Hi, I'm experimenting with an ultrasonic range finder (HC-SR04 for info). In order to generate a measurement from the device, the mcu must generate 1 pulse of +/-10us. My idea is to set a GPIO...

joachim2 by Associate II
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STM32F427 firmware upgrade process

Posted on March 19, 2014 at 16:17Hi All, I would like to get started on firmware upgrade process. I have a following questions on the same. 1) My target board (STM32F427) has 1MB of flash, and 256 KB of external ram. At present, we run program fro...

hiharsh by Associate II
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Stm32cubeL0 loop in USART IT

Posted on September 11, 2014 at 17:54Im using STM32Cube_FW_L0_V1.1.0 on a STM32L052C8T6 Why there is some loops into TX and RX IT functions? For example: in  UART_Receive_IT() At the end of the reception there is: while(HAL_IS_BIT_SET(huart->Instanc...

gwendal by Associate
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STM32L0xx LPTIM with STM32L0CUBE

Posted on October 28, 2014 at 06:58Hello,I have some problems to initialise the Low power timer correctly. I'm using the STM32Cube firmware and a STM32L053R8 chip. To start with the LPTIM, I will only toggle a GPIO but I'll never enter the interrupt...

thierry2 by Associate
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