STM32 MCUs Embedded software

cancel
Showing results for 
Search instead for 
Did you mean: 

Forum Posts

USB Serial with STM324x9I-EVAL

Posted on May 29, 2015 at 15:33I am trying to interface a pair of XBees with a pair of STM324x9I-EVAL boards to open up a wireless communication link. I'm considering using the microUSB breakout board to interface with the dev. board but am unsure w...

HAL SPI DMA Transmit vs TransmitReceive

Posted on May 30, 2015 at 04:14 Hi, when dealing with SPI with DMA this works: SPI_CS_on(); if (HAL_SPI_TransmitReceive_DMA(&hspi2, &dataout, &input, 1) != HAL_OK) { /* error */ } while (HAL_SPI_GetState(&hspi2) != HAL_SPI_STATE_READ...

USB Virtual COM port problem on STM32F4

Posted on May 06, 2015 at 12:06Hi at all,I'm using a STM32F4 (with HAL libraries) and I have configured the USB as device in order to realize a communication wit the PC through the virtual COM port.When I send the first packed (from PC to MCU) I hav...

luca2399 by Associate II
  • 408 Views
  • 3 replies
  • 0 kudos

Problem with UART HAL DRIVER function.

Posted on May 25, 2015 at 00:35Hi, i was trying to learn how to use the UART from m stm32f429DISCO, starting with a simple polling program that reads a caracter from pc and retransmit it. (i've reviewed reference manual, datasheet and the descriptio...

juanjojy by Associate
  • 623 Views
  • 2 replies
  • 0 kudos

STM32F3 Discovery, USB CDC bug

Posted on May 21, 2015 at 08:56Hi,I create a project using STM32CubeMx with keil MDK5. my hardware is Discovery F3 and I make a loopback just by following code:static int8_t CDC_Receive_FS (uint8_t* Buf, uint32_t *Len){  /* USER CODE BEGIN 6 */ CDC_...

rshams9 by Associate II
  • 503 Views
  • 4 replies
  • 0 kudos

STM32Cube LwIP demos not working

Posted on May 28, 2015 at 19:15Hello, I'm trying to run the TCP echo client demo that comes with the STM32Cube_FW_F4_V1.5.0 using the STM3204G-EVAL and i can't get any packet from the board. I'm using echotool as the doc (UM1713) suggest and open th...

ak34780 by Associate
  • 280 Views
  • 0 replies
  • 0 kudos

STM32Cube FW_F1 V1.0.0 - USB CDC Bug

Posted on May 28, 2015 at 12:52Hi friends, I create a sample project with: - STM32Cube FW_F1 V1.0.0 - F103 - USB CDC Shortly I found this lines in usbd_conf.c [code]/**   * @brief  static single allocation.   * @param  size: size of allocated memo...