STM32 MCUs Products

Usb communication

I am tying to print stack trace uing CDC_Transmit_FS() from HardFault_Handler(), but it not printing any  anyone please help me to find out the issue

Too high timeout value in HAL driver

Hi,I would ask about timeout value in HAL driver in flash module. There is set as 50 seconds. It's big value relative to embedded environment. There is any reason of this value? In context of option byte feature, how value i can accept? 1 ms, 100 ms?...

STM32F303 actual samples per second from ADC

Hello! I am trying to figure out my sampling time from my ADC. The setup i have:A number of ADC:s setup with a DMA. All ADC has the same sample time, set to 19.5 ADC cycles. All ADC is 12 bit, so from my understanding, we have 19.5 + 12.5 = 32 ADC cy...

Peripheral use before FreeRTOS Kernel Init makes the MCU to infinite loop

Hi, I am using an STM32F401. I have on board peripherals (not in the MCU) connected with USART, SPI and I2C. I am using FreeRTOS. I am using Systick, external crystal HSE, external crystal LSE, RTC, but no Timers. I am generating my code with STM32Cu...

Looking for the more on security documentation for Tamper implementation

Hi everyone,Can someone pls help on this, for our project we are implementing the Tamper(STM32U585 board), we want to know more about the tamper how can we implement with the different approach, so we are looking for the more detailed documents on th...

AWS Iot Core Connection / Project Build Error ( B-L4S5I-IOT01)

Two STM32 communicating over UART

I have written code for both the transmitter as well as receiver board. The issue is when i see the communication over logic analyzer or even while using TTL to RS232 converter, i can see that the port is continuously occupied and master is transmitt...