Ask questions, find answers, and share insights on STM32 products and their technical features.
hi i working on stm32h743vit to have two uSD card Simultaneously i use fatfs and SDIO 1 and SDIO 2each sd card working in Single mode for SDIO 1 and SDIO 2but i merge and change something to work correctly but in main just mount work ....i cant find ...
Hi!I was wondering which ARM Cortex-M7 revision does the STM32H743 uses.Does all the H7 family use the same core rev?Asking because we currently have a STM32F746 and we want to avoid de single stepping bug while debigging from the r0p0 and r0p1 core ...
Hello! I noticed a speed error on MCU L476 and L433. When setting MSI frequency to 1 MHz, the frequency is 1015.5. (Auto trimered by LSE, LSE enabled and work well) At higher frequencies, the operation is normal. What could be the reason?
I set up mcu with CubeMX ethernet is used in MII mode.
i am trying to send my ADC values to my realterm terminal via UART, the HAL_UART AND hal_adc integer are not compatible, UART takes 8 bit and ADC 32 bit, can someone help ?both ADC code and UART code are working fine in separate program.
I am testing the demo code given in the directory STM32Cube\Repository\STM32Cube_FW_L4_V1.14.0\Projects\NUCLEO-L476RG\Examples\PWR for CubeMx. I am testing the code PWR_ModesSelection and am recording the current values across J6 IDD which I'll be wr...
Hello,I'm going to use the Memory connector CN11 and CN12 on STM32H753I-EVAL to evaluate an external NAND flash memory. According to the reference manual of RM0433 page 838, the Chip Select is NCE, but NCE could not be found on the pin list of CN11 a...
hi， I use STM32_Safety_STL to test STM32L433RC RAM, but when configureRam, return "STL_ERROR",please help:code :#define RAM_SECTION_SIZE 128U //STL hard coded#ifdef STL_DISABLE_RAM_BCKUP_BUF#define RAM_BACKUP_BUFFER_SIZE 0#else#define RAM_BACKUP_BUFF...
Hello everybody.I am developing some test firmwares on a STM32L475 discovery kit.After some working programs using RTC alarm, now I need to do some experience with the more powerful standby mode.I need to set a fixed timer using the RTC in order to w...
