FAQs

STM32 MCUs Products

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

cancel
Turn on suggestions
Auto-suggest helps you quickly narrow down your search results by suggesting possible matches as you type.
Showing results for 
Search instead for 
Did you mean: 

Forum Posts

Sign In to Post

I am trying to interface a GSM sim7600 module with the STM32F446RE, but i am not getting the response on the UART.

I have checked the PIN they connected in the correct order and on the correct pins. I have checked the GSM module on hyperterminal and it is functioning as intended. I am using the HAL drivers and Kiel IDE.I am trying to get the response from the com...

Resolved! STM32L071 i2c busy

Try run i2c1 in master mode. After set START bit both SCL and SDA lines goes LOW and remain until reset peripheral.

ISede by • Associate
  • 507 Views
  • 1 replies
  • 0 kudos

STM32L486: setting RTC alarm in stop mode 2

Hi all,I'm using STM32L486 and my application needs to enter STOP MODE 2 in certain conditions. Every time it will enter STOP MODE 2, I'd like to set an RTC alarm to awake the MCU in e.g. 24 hours or 60 mins (it's just a configurable time known a pri...

OpenOCD board config support for NUCLEO-H755ZI-Q

Hi,I was looking through the supported boards and chips for the NUCLEO-H755ZI-Q, and could not find a right file.Has anyone in here made their own they would like to share?I'm using CLion with OpenOCD for development.Best regards,Tero

TOlli by • Senior
  • 2800 Views
  • 2 replies
  • 0 kudos

I2C error

MCU:STM32F446RCT6Accessing an I2C device from the MCU may cause an I2C access error.It looks like the last bit of data is missing from the MCU.As a result, access that prevents the device from returning an ACK stops halfway.Attached image "I2C_OK_NG....

syu1 by • Associate
  • 499 Views
  • 0 replies
  • 0 kudos

RTC Periodic Wakeup only ocurs once

I am using the STM32L433 RTC in periodic wakeup. i have initialised the rtc and it does interrupt once, but never interrupts again. i suspect the ISR rouitne is not clearing a flag some where. i have seen many comments relating to this but no definit...

FDCAN example on Nucleo H743ZI not working

Hi, So I am trying to use the example of "FDCAN_Classic_Frame_Networking" from the mentioned examples in other thread STM32Cube_FW_H7_V1.2.0\Projects\STM32H743I_EVAL\Examples\FDCAN\FDCAN_Classic_Frame_NetworkingBut I am always caught in an error when...

Top