STM32 MCUs Products

How to use the Vbat

I am using stm32l431cbt6.when I use the Vbat(3.0V) and close the vdd,I Measure the current is 0.4ma.I see datasheet say i = 200na.I wonder if any software configuration is missing

PA1-6 do not HIGH/LOW

i'm getting this error Error: address + size wrapped (0xffffffff, 0x00000008) i was using memory protection with option bytes(software was st link utiity) after that this is coming. before that the hex was working OK. please resolve my problem

some programs are working ok

STM32F4: LL example/library for I2C

Does anyone know of a working I2C LL library or example? I can find old examples using Std Peripheral libraries (and I know I can try using the SPL_to_LL utility), and recent HAL examples, but nothing based on LL, which is my preferred way to use the...

Can I set or act like that the boot0 pin set by the software? I use STM32F427VI. Thanks in advance.

STM32 SRAM HW parity - a meaningful product feature?

Hardware parity generation and check mechanism can be found in the datasheet of several STM32 controllers (e.g. STM32F0/3x/L4x, etc.).I have here a few questions/concerns related to this feature and would be grateful if these could be addressed:1) Us...

How does some of .c and .h Files getting created and generated and should we create and code it manually or it is also auto generated ?

Hello,I am new to STM Programming. I am Using STM32H743 micro controller for dual camera Interface . This Project has done by a colleague and now he left the office and now my job is to analyze it and to do small small changes in it.I have understood...

stm32h750 emwin in Internal RAM

I am working on STM32H750 microcontroller. I want to use 480X272 RGB LCD without external RAM. So i was trying emwin example code but that uses external SDRAM for lcd data storage. I changed data storage location from external RAM to Internal RAM but...

CAN bus on STM32F103RB

Hello, I want to read all message coming from sensor using CAN bus. My configuration seems not okay because the CAN RX interrupt is not trigger. I made the code with CubeMX and below are my files:Main.c#include "main.h"   /* Private includes --------...

Should I reset any flags when I received all data over SPI?

I faced up with the issue, I have a while(1) loop in main.c where the leds are blinking or just printf some text. SPI in slave mode and is interrupted when new data are available. But when I got all data, my loop in main.c doesn't print anything and...