STM32 MCUs Products

Any one have Samples source code for CUSTOM UART code based on STM32L152VB ?

UART - Sending data from UART2 and receiving data at UART1.

Hi, I have some problem with UART. im using stm32l152Vb uC... in that, im suing standard peripheral library...I configured two uarts (UART1 and UART2) both of them are working in normal mode. I want to send data from PC to mcu-UART2 and after receivi...

stm32f429 rcc pllcfgr pllsrc bit will not set

I am trying to set RCC->PLLCFGR |= PLLSRC after setting RCC->CR |= HSEON and waiting for HSERDY to be presented.I have tried this while with and without RCC->CR PLLON set.The device will run fine from either HSI or HSE, and I verified the speed is th...

SDMMC Issue with DMA Mode

Good Day! A stm32 micro newbie here.I just want to ask regarding my issue on my SDMMC.Currently working on accessing microSD through SDMMC interface with FatFS. When I disabled the "Use dma template" I don't have problem accessing the microSD. I have...

My STM32F427 has option byte modified (reset to 0xCFFFFFFD) after some hours powered off

Hello,I have a PCB with STM32F427, since a few days, I am having more and more problems with the MCU.As stated in the title, every morning when I restart my board it is locked with RDP level 1, PCROP and R/W protection on all sectors, as stated in th...

Why latest documentation produced by ST have their Table of Content at the end of the document ? Navigating through big ones, such as HAL-LL Ref manual (2000+ pages..) or MCU on a PC and even more on a tablet.

Possible a bug in DMA using STM32F767ZI and CUBE v5.6.0 and firmware STM32F7 1.16.0 and SW4STM32

Dear ST technical supportI'm working with a temperature sensor TMP102 and NUCLEO STM32F767ZI with I2C communication mode. CUBE v5.6.0 and firmware STM32F7 1.16.0, and SW4STM32.Well, I started to read the sensor and I tested the next commands:HAL_I2C...

STM32F

IS POSSIBLE CONNECT TWO TIMER IN ENCODER MODE SLAVE AND MASTER I NEED ENCODER MODE TIMER 24 BITY

CAN interface with OBD

I'm using STM32F051 controller and MCP2515 CAN SPI module using to try to interface with my car using OBD2 connector. I have tested the CAN bus to transmit and receive messages successfully. Can someone help me with a sample CAN message PID query f...