STM32 MCUs Products

Ask questions, find answers, and share insights on STM32 products and their technical features.

cancel
Showing results for 
Search instead for 
Did you mean: 

Forum Posts

UART overrrun error while using STM32L476RG nucleo Board

I am running my code on an STM32L476RG which generates a UART interrupt every time it receives data. I am using UART2 for this purpose and USART1_IRQHandler is called after I send data from my terminal. But inside  HAL_UART_IRQHandler, my code gets s...

PPati.18 by Associate II
  • 749 Views
  • 1 replies
  • 0 kudos

STM32F7 MQTT implementation

Hi everybody,actually i'm working on a project involving a STM32F7 MCU and a modem Telit 4G/LTE connected via UART. I have to implement MQTT protocol, for which i choosed PAHO (highly used and suggested). Do you suggest working on bare metal or RTOS...

AGaru by Associate III
  • 1325 Views
  • 3 replies
  • 0 kudos

why i get the VDDA value from VREFINT is wrong ?

I use MCU STM32L073, set VDDA=VREF+=3.29V, VSSA=VREF-=GND=0V.I read Vrefint_cal for (0x1FF80078), get the value of Vrefint_cal = 0x680get Vrefint_data from ADC_CHANNEL_17, get this value is Vrefint_data =0xbb7 the code is here:///////////////////////...

lxiju by Associate II
  • 792 Views
  • 2 replies
  • 0 kudos

How do I get the IP address using dns_gethostbyname()?

cpu : stm32f4 I want to get the IP address using dns_gethostbyname. However, I can not get the IP addressHow do I get the IP address ? ( I set the DNS service using stm32cubeMX.) ==================================void main(void){   int test=dns_getho...

STM32L432KC - Bootloading from RFID I2C Memory?

Hi all,I develop rough environment IoT sensors that are completely potted in polymer epoxies. I use a STM32L432KC MCU inside to drive different sensors and RF radios. My sensors also integrate I2C RFID memories and magnetic switches in order to inter...

XBLYNKZ by Associate II
  • 862 Views
  • 5 replies
  • 0 kudos