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Resolved! USB performance

Posted on January 09, 2018 at 11:35Hello everyone,I am on an STM32F103 and I am using USB to stream data from uC (USB device, USB ) to PC. The USB connection is a virtual COM Port the Driver is standard ST driver.I am wondering about USB performance...

scanf() issue

Posted on January 12, 2018 at 21:33I am using the 'STM32CubeFunctionPack_BLESTAR1_V1.4.0'.When try to setup WiFi SSID, it try to prompt for serial terminal input for data.It crash while calling first 'scanf()'....any setting require to enable this s...

Resolved! STM32F769 DISCO with FatFS SD makes UART5 and 7 unusable

Posted on January 11, 2018 at 23:24I use CubeF7 1.8.0 and the BSP drivers for SD support. Working (reading and writing files) with SD card is fine.After initializing SD with:static void SD_Initialize(void){  if (isInitialized == 0)  {    if (BSP_SD_...

Resolved! STM32F107 I2S with CubeMX

Posted on July 02, 2017 at 07:48Hi, I'm trying to use I2S2 in STM32F107VC in this Configuration:SYSCLK and HLCK: 72 MHzI2S2 Clock (Using PLL3_VCO): 80 MHzBut in configuration tab I can't set audio frequency more than 32 KHz (i.e. 44 KHz 48 KHz and 9...

Karim by • Associate II
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STM32F0 I2C timing register problem with CubeMX

Posted on July 31, 2016 at 17:02Hi, I need to run I2C over a long cable (several meters). I know it is not a greatest thing to do, but I have no other option, as a 3rd party device only exposes an I2C interface. In order to minimize interference I a...

preserving internal EEPROM when flashing

Posted on January 10, 2018 at 12:16Hello,I changed my linker file for flashing some initial values to the internal EEPROM of my stm32l0.MEMORY{...EEPROM (rw)      : ORIGIN = 0x80803E8, LENGTH = 1044 }/* Define output sections */SECTIONS{  .eepromAPN...

LCD flickering issues & STemWin hardfaults.

Posted on January 12, 2018 at 13:55Hi,We are using a 216Mhz F7 (STM32F746NGH6) on a custom board to interface with an LCD (Winstar WF70GTIAGDNG0).  We are having issues with the screen flickering, often the screen will display a flickering green blo...

Resolved! SPI overrun

Posted on November 07, 2016 at 13:32 Hello everyone, I'm trying to read an external SPI flash using DMA but I occasionally get an SPI overrun error. I've managed to track down the error: I get no overrun errors when I disable the LTDC IRQ. And more ...

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