STM32 MCUs Products

How can I pass pointer info from hal_uart_receive_it into the callback function?

I am trying to port over some code from PIC to STM32. In the pic code, the ISR took the pointer data from the received uart message (1 byte) and then sent that pointer data to a circular_buffer_put function (effectively putting it into the circular b...

Hi, I am a beginner and want to show adc value on OLED, I am able to configure the SSD1306 library but if someone can help me with how to print ADC value to OLD SSD1306 with I2C?

stm32L431KB suffix 3 vs suffix 6 differences other than temp rating?

Hello, so I have been struggling lately to find a bug in the software that ran perfectly on stm32L431KBU6. And after much trial and error with dumb luck, I found out that the software still works flawlessly on suffix 6 but recently I had been buildin...

STM32H750 Discovery kit Clock Generation on GPIO Pin @ 10Mhz speed using DMA (Memory to peripheral copy).Clock is not coming properly and it is ringing

How can i generate a master PWM that can vary from 1 to 70% of duty cycle and other 2 PWM with 50% but all with same frequency?

I would like use M4 core as master and M7 core as slave. Can I reset M7 core until M4 is fully initialized its peripherals just after power ON? If yes, how can i implement in software or hardware?

I am new to this Nucleo development board so your help much appreciated. I bought Nucleo -F302R8 and i follow 'Nucleo Boards Programming with the STM32CubeIDE by Dogan Ibrahim. The projects use Nucleo L476RG. Data spec same(?). Will it work?

My STM32F103C8T6 won't enter programming mode.

Hi!I'm a newbie to all of this. I purchased an STM32F1038C8T6 development board or "Blue Pill" recently.I connected it to my PC Windows Using a Usart to serial converter.I read that I should put one of the BOOT Jumpers in the one position to enter pr...

HAL SPI RX function problem: long delay between two cycles of SCK during HAL_SPI_Receive() execution

Hi all!I've found some strange issues during my reception of data at SPI interface using HAL functions.The problem is that between each two complete cycles (8 periods) of SCK signal, the SCK line stays idle without reading any data. With longer strea...