FAQs

STM32 MCUs Products

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

LOCK OF UART API

Posted on October 22, 2015 at 11:13Hi, thanks for your code .but I found that when transmit data use HAL_UART_Transmit, the lock of uart api will cause HAL_UART_Receive_IT can't receive data.how to slove it?

backup SRAM STM32F427 - Vbat

Posted on October 20, 2015 at 22:05Hello could you please help me with my question about backup SRAM in STM32F427? I have design, where I am using voltage regulator for VDD and VDDA - 3V0. As backup I use batery 3.2V connected to VBAT pin6.   My qu...

pavel by • Associate II
  • 1038 Views
  • 5 replies
  • 0 kudos

SAI block settings

Posted on May 22, 2015 at 11:33Hi,help me please to set up the SAI correctly.I need a mode I2S standart, 32-bit frame, 24-bit data. I configured my code:   hsai_BlockA1.Instance = SAI1_Block_A;   hsai_BlockA1.Init.Protocol = SAI_FREE_PROTOCOL;   hsa...

z1060 by • Associate II
  • 670 Views
  • 1 replies
  • 0 kudos

How to setup interrupts correctly

Posted on October 10, 2015 at 17:31 Hello, I've the following configuration on my STM32F4: - ADC with DMA triggered from TIM3 - EXTI0 triggered fromGPIO PA00 - EXTI1 triggered from GPIO PA01 The interrupt EXTI0 and EXTI1 s...

Stop PWM output after N steps

Posted on August 27, 2012 at 20:01Is there a way to tell a TIMer on STM32 chips to do some number of steps and automatically stop after finished (and give an interrupt)?  I can do it now with a counter in the ISR but a few pulses slip out before I c...

Precise frequency measurement with STM32F3

Posted on October 20, 2015 at 15:51Hi, all. Could you please recommend the best way to do that using STM32 Timers? Input signal is a 5-10 kHz 3V sine-wave, and high-stable TCXO 12 MHz is used for MCU clocking. Measurement should be done with 1E-3 H...

krdmitry by • Associate II
  • 2028 Views
  • 6 replies
  • 0 kudos

STM32F373 - Strange sigma-delta AD behaviour

Posted on October 21, 2015 at 21:21My colleague uses STM32F373 and he found a strange behaviour with SD AD. Actually, this behaviour is described in ref. manual, but I am just curious why it is like that...He starts SD AD conversion with software co...

matic by • Associate III
  • 347 Views
  • 2 replies
  • 0 kudos
Top