Bootloader USB settings
Posted on April 13, 2015 at 12:11The original post was too long to process during our migration. Please click on the attachment to read the original post.
STM32 MCUs Products
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STM32F7 discovery SD card access
Posted on November 07, 2015 at 14:59Hello, I try to access to the SD card with BSP drivers. BSP_SD_Init and BSP_SD_ReadBlocks return SD_OK, but the read buffer does not reflect the values in SD (the buffer is almost always 0). Can you help me ? Than...
Internal connection of Vdd and Vss
Posted on November 06, 2015 at 09:28Hi,STM32 uC have Vbat and several Vdd_n Vss_n pins.Following the common guidelines each Vdd and Vss has to be connected.However, I am wondering if there is a rule how these are internally connected. I suppose that...
STM32F373 CAN troubleshooting
Posted on June 16, 2014 at 19:57The original post was too long to process during our migration. Please click on the attachment to read the original post.
STM32F3 skips one period of input signal
Posted on November 08, 2015 at 23:52 Hi, all! Does anyone faced with a skipping one period of input signal without ovrcapture flag setting? The setup is: * STM32F3 Discovery board with STM32F303 MCU. * TIM2 used for input / c...
sdcard blocksize change
Posted on November 05, 2015 at 15:23helloi am working on a project using stm32f103vft6, the purpose is to save audio data froma mems microphone to a sdcard. the problem is when i want to change teh blocksize in the sdcard configuration from 512 to 2...
multiple rxcallback for circular dma operation
Posted on November 08, 2015 at 16:59Hello all, Data is coming from uart in chunks of 30 bytes via uart. I want to get these incoming chunks of 30 bytes and store them in a circular buffer of size 240 bytes by using DMA. I want to configure the DMA s...
SDIO Minimum SYSCLK question
Posted on July 09, 2014 at 18:51Hello,I have a working SDIO FATFS project on an STM32F4 Discovery PCB.This project works nicely at system clock frequencies down to 24 MHz.When I try running the project at system clocks of 16 MHz and 8MHz, the SDIO C...
Sampling Frequency of ADC on STM32F4 Discovery
Posted on November 07, 2015 at 11:42Hi. I'm fairly new to the concepts of ADC and currently, I'm using STM32F4 Discovery. For ADC, I have these settings for my ADC settings in my ADC_init() (source codes from an author online). ADC_CommonInitStruct....
STM32F4 TIM Frequency and Delay Measurement
Posted on November 06, 2015 at 08:35I have the following Problem: I have two input signals. The frequency of the signals is equal, but there is a delay between this signals. I have to measure the delay between the rising edge of the first input and ...
