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

Purchase from www.avaq.com

How are parts purchased from www.avaq.com?We want to purchase the stm32 series, this one https://www.avaq.com/chip/stm32l010f4p6Looking for some advice. 

I2C and SWD connected wrongly

Hi,I ordered a PCB and after I had soldered all the components I noticed that in the PCB there was a connection between my SWD interface to I2C pins (PF0, PF1) and SWD pins were connected to the I2C bus. I tried short-circuiting them with a tiny copp...

JS8 by • Senior
  • 1459 Views
  • 3 replies
  • 1 kudos

Resolved! STM32H7B3I Timer 1 - Software intiated One Pulse Mode

Hi, I wish to produce a single pulse; lo-Hi delay Hi to Low. I am using Timer 1 PB15 which is the complementary output timer Channel 3I am using the timer in the following sequenceTimer initialisationSet the ARR and CCR3 with the followingARR = 2241 ...

Wakeup from standby with Wakeup Pin

Posted on June 25, 2014 at 13:00 I want know if is possible to wakeup the MCU(STM32F4) fromstandby power mode with only the Wakeup pin, without setting the RTC allarm. i have try this but the MCU don't wakeup. HAL_EnableDBGSta...

STM32U585 I2C SCL remains low and I2C hangs

Hi,I have two STM32L0 (slave) and STM32U585 (master) MCUs. I have no issue when Slave transmits data to Master. But, if Master transmits signal to Slave, it sends all the 9 clock pulses with address bits, but then the SCL remains low while SDA return...

ashah.16 by • Associate II
  • 1894 Views
  • 4 replies
  • 0 kudos

stm32f103 startup io initialization problem

hello.this is the first time I've had this problem , I describe this problem next:1 the io initialization input is normal (this is the feature I want)2 when I power off and restart, I find that the same pin initialization input is not responding3 rep...

shan chen by • Associate II
  • 2414 Views
  • 4 replies
  • 0 kudos

Resolved! Calculate caps for LSE crystal oscillator

hi,i am using a ECS-.327-9-34QCS-TR with a 1.5pF caps on a STM32H743BIT6.I want to know the exact method to calculate the right value for the oscillator caps.because my RTC is off by 5mSec.

DS18B20 Match Rom command fail

Hi. I'm using STM32F030C8T6 MCU to communicate with multiple DS18B20. I'm using Timers to make 1us delay. I set my prescaler to 48-1. and I'm running on 48MHz clock. when i connect two sensors to my MCU, i can't read temperature, so for testing i dis...

MNoro.2 by • Associate II
  • 1637 Views
  • 2 replies
  • 0 kudos
Top