STM32 MCUs Products

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STM32H7A3RIT when?

Can anyone from ST let me know when and if the STM32H7A3RIT (64-pin part) will be available. This is an important part that can be extremely useful in a large range of applications allowing much smaller form factor for the application than the parts...

PMath.4 by Senior III
  • 388 Views
  • 1 replies
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Sizeof(array) function

Hello,A simple question make me confused. For example, this code with return 40 value for a 10-member array.#include <stdio.h> int buffer[10]; int main() { printf("Hello World %d \n\r",sizeof(buffer));   return 0; }For settings my DMA for sp...

parisa by Senior
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  • 4 replies
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Resolved! where can I find the register addresses for STM32L476RG?

Hi,I have a STM32L476RG board and I try to execute the following program, obtained from this web http://www.microdigitaled.com/ARM/STM_ARM/Code/Ver1/Chapter02/Program2-1.txt which is for a different Nucleo 64 board (STM32F446RE)/* p2_5.c Toggle Green...

MFaun.1 by Associate II
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  • 14 replies
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STM32F469 CAN Rx Issues

Hello, I am attempting to transmit a simple CAN message between two STM32F469I discovery boards. I am using the official STM32F4 github as reference found here: https://github.com/STMicroelectronics/STM32CubeF4/tree/master/Projects/STM324x9I_EVAL/Exa...

Header files required for programming STM32F446 MCU in C

I am new to ARM processor and I need to know what are the header files required in main.c for programming the above MCU in C by just accessing its registers (and manipulating bits) as explained in RM0390 (REFERENCE MANUAL for STM32F446xx) ?NOTE: I am...

STehA.1 by Associate II
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  • 3 replies
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Resolved! Issues in changing baudrate of USART1 on the fly

Posted on July 02, 2018 at 11:00Hello,I am using an STM32F042 controller. I have to send a wake-up pattern followed immediately by 5 bytes (@10400 baud) from my device. Wakeup pattern: 25msec LOW followed by 25msec HIGH5 byte sequence: 0xC1, 0x11, 0...