STM32 MCUs Products

For seat reservation: I already have the board

For seat reservation: I already have the board

For seat reservation: I already have the board

For seat reservation:I already have the board

I2C address not sent from STM32F103C8T6 Master to I2C-LCD Slave

Hello,I have troubles using I2C with the STM32F103C8T6 "Blue Pill" board. I set up the code in CubeMX, using LL Libraries. After initializing the I2C periphery I try to send the address, but the ADDR bit in I2C1_SR1 register remains 0. AF bit remains...

Does the STM32 v1.5.1 GCC 7.3.1 toolchain have a limitation of 32-bit arguments for variable argument lists (stdarg.h) ? I am trying to pass 64-bit arguments via a variable argument list and I only see the upper 32-bits set (lower 32-bits are zero).

I'm using the standard ANSI va_args approach here: int64_t arg64 = va_arg(args, int64_t);When stepping through the code the debugger clearly shows me a value like: 0xbeefbeef00000000

high baud rates dropping carachters

hi i'm using the stm32h750 and in it using the baud rate of 500000 well i want ot go higher but everytime i increase the baud rate there is some charachters dropped or missing in the final received message i tried DMA its worst not filling the buffe...

Different ways(syntax) to write resgisters in Keil IDE

Hi all, i saw someone use a different way to write instructions in keil IDE , where they would write something similar to what i tried to do in the photo.i usually would write which workis just fine , any ideas how to write what im trying to ?

Write data to flash when power supply drops

Hello,I am using a STM32G473VET6 on my board, and I want to save a few data bytes in Flash when the 24V power supply drops. I have more than 400ms available between the detection by the MCU and the 3.3V dropping. When the ADC triggers this event, the...