STM32 MCUs Products

Resolved! STM32L4P5-DK

STM32L4P5-DK is a STM32L4P5AGI6PU based microcontroller, but I could find STM32F723IEK6 and STM32L152CCT6 IC's are also available on the DK . May I know the purpose of these 2 MCUs other than the main MCU? 

Resolved! Fractional mode register changes need a delay?

I'm trying to change the PLLxFRACR on-the fly. Per the reference manual something like this should work:__HAL_RCC_PLL2FRACN_DISABLE(); __HAL_RCC_PLL2FRACN_CONFIG(8191); __HAL_RCC_PLL2FRACN_ENABLE();On a STM32H750 this code seems to have no effect. Bu...

Resolved! UART data loss

Resolved! How to select ADC clock source for STM32L476RG

I have been reading the RM0351 trying to figure out how to setup the clock source for the ADC.The reference manual says that I could choose the system clock, PLLSAI1, or the PPLSAI2as the asynchronous clock source for the ADC (see figure 1). It also ...

Resolved! Code in not working in while(1) loop

Hello,For below code, I am surprised that variable value is not updating. I cross checked the same in debug mode. ​/* USER CODE END Header *//* Includes ------------------------------------------------------------------*/#include "main.h"#include "ad...

Resolved! How to run NUCLEO-PGEEZ1 on NUCLEO-L476RG board?

Hallo, since few days I am trying to run X-NUCLEO_PGEEZ1 board on NUCLEO-L476. I know, that: github example can be downloaded, but the exaple is for NUCLEO-F401, not for L476.Cube can generate code for PGEEZ1 and L476, but there are some errors durig...

Resolved! What is the means to reset just the internal USB OTG PHY of the STM32?

Hi,I noticed that there are debug messages advising to disconnect the device from the USB port.But it has happened to me that the USB port remains stuck even after removing the device (keyboard) and reconnecting. I had to reset the MCU in this case.I...