STM32 MCUs Embedded software

Why does HAL_UART_Transmit_DMA(&huart4, Buf,*Len); loose bytes if I call it in static int8_t CDC_Receive_FS(uint8_t* Buf, uint32_t *Len) at /* USER CODE BEGIN 6 */ in usbd_cdc_if.c. Looks like DMA engine does not check TC

SD card FATFS and USB Mass Storage Device

Posted on April 03, 2017 at 15:53Hi All,I want to create a project which can access the SD card with File System, When i want to connect the device to PC it should act as a Mass storage device.So i did experiments on SD FATFS and USB Mass storage De...

how to acess internal flash as mass storage device

i tried but it asking formate the device in my computer.i am using #Stm32f103ret6​  #USB​  #Mass-storage​ 

Driver Virtual Port Com STM32 for linux

Hello,I search an driver for VPC (Virtual Port Com) for Ubuntu. A Driver STSW-STM32102 work only windows. Is there driver for Linux? If yes how to install it?Thank you in advance.

ADC and DMA

Hi,I'm using ADC1 in combination with DMA (One-Shot-Mode). The ADC is used read out a spectrometer (288 pixel). Starting the read function does the following procedure:HAL_ADC_Start_DMA( &hadc1, buffer, 288);Wait for callback: HAL_ADC_ConvCpltCallbac...

I tried to implement TCP server echo - ethernet program in stm32f207zg nucleo board using stm32cube. It is implemented using LWIP library but it is not working. Please give me any solution.

NUCLEO-F743ZI FreeRTOS LWIp Problem

Posted on April 19, 2018 at 17:12I'm using CubeMx 4.25.0 to generate the basic configuration for NUCLEO-F743ZI board.STM32 MCU Package for STM32H7 1.20 installed. Default settings are used, FREERTOS and LWIP flags are enabled sys timebase source set...

(SOLVED) Timer Interrupt only do the first if statement

Hi everyone!I had a problem with timer interrupt. When i use 2 if statements in timer interrupt it't only do one of them. My if statements are in different condition.Here brief of my codevoid HAL_TIM_PeriodElapsedCallback(TIM_HandleTypeDef *htim){ if...

STM32 Usb Mass Storage EJECT issue

I have Usb Mass Storage working well on my custom board device featuring an STM32F469AIH6 and an eMMC (SDINBDG4-8G). I can connect to either a Mac or Windows machine and the device shows up in the Finder/Explorer and you can read/write files just fi...