Ask questions, find answers, and share insights on STM32 products and their technical features.
Posted on April 20, 2012 at 16:43Hello,I am beginner with STM32F4-Discovery. I loaded some examples to flash, all worked, but can't play ''audio.wav'' wave audio file from USB key nor record ''rec.wav'' with ''audio player and recorder example''. Pr...
Posted on August 25, 2014 at 16:33Hello, I'm developping an internal production tool that uses a nucleo as MCU board. It uses the built in VCP to communicate with a .NET application. I'm using vitual com ports on many many apps and never had such pr...
Posted on October 05, 2012 at 15:03Hello,we are trying to work with SDIO at our FreeRTOS project, Without FreeRTOS everything works fine @ 16 MHz with Transcend miscroSDHC card, but if we try to do same test as FreeRTOS thread, we get TX underrun co...
Posted on August 25, 2014 at 15:32Hi. I am configuring uClinux for STM32F1. I have applied the STM32 patch. But, in the uClinux-dist/vendors, I am unable to find the STM32 folder. Besides, after menu makeconfig, I cannot find the vendor selection ta...
Posted on August 27, 2014 at 17:19 Hello Everyone, I am working on an STM32L152 based platform and trying place some data inside internal flash. As you may know, when a page is erased, in stm32L1, each bit is set to 0x00 instead of 0xFF....
Posted on August 22, 2014 at 17:09 Hello everybody! It's not my first experience with USART but this time I have an unsolvable problem :) I try to use USART1 TX with the pin PA9 but I can't send datas. The pin PA9 always outputs 1.1V and...
Posted on August 25, 2014 at 19:58I read the reference manual for circuit mentioned but I cannot find any flag in register for USART that will show there is some transmission/reception active. Is there someone who solved similar problem? I need this...
Posted on August 27, 2014 at 13:08HiI am using the stm32f072b discovery board for a project I am doing at my university. I want to read values from the gyroscope and read them using stm studio. How would I found out where the address for the absolu...
Posted on August 27, 2014 at 09:47Hello,Kindly help me resolve the STM32F4 SPI interrupt problem.I am trying to connect two stm32f4 boards, one of it is stm32f439 evaluation board and other one is stm32f407 based my development board. I am testing i...
Posted on April 15, 2014 at 11:28Hi all, it is stated within the UM1718 user manual that ''the following documents are available from http://www.st.com:''; Description of STM32F4xx HAL driver user manual (UM1725) and Description of STM32F2xx HAL dr...
