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Forum Posts

DAC maximum sampling rate of STM32F407

In AN4566 the maximum sampling rate of the DAC of a STM32F407 is claimed to be 10.5 Msps but I'm not able to get any faster than 7 Msps before it starts to skip samples.The clock of the STM32F407 is set to 168 MHz.TIM8 triggers the DAC via TRGO.DAC1 ...

Willunen by Associate III
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  • 15 replies
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Low power mode in STM32l031k6

Hello community,I am trying to use the capture feature on the comparator. I want to use it in low power mode. Right now I have something similar to the logic below:enable capture; //just to say that the capture interrupt is enabled here   while(!capt...

ADSB by Associate III
  • 389 Views
  • 0 replies
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STM32l432KC RTC and VBAT pin

Good afternoon,I have a stm32l432kc microcontroller on a custom board with two voltage supplies:1) A LiPo battery where I use a regulator to supply 3.3v to power everything and 2) A coin cell battery to only provide power to the RTC within the micro....

Aa.41 by Associate II
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  • 1 replies
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Chaining Two 16-bit LP timers

Hi, I have configured two 16-bit general purpose timers in master slave mode and made 32 bit timer to get the time base ranging from micro seconds to minutes. I want to configure two 16-bit LP timers to wake up the system after for specified time ran...

SPI is triggering PWM

Hi,I am using STM32l072CZYx. I am generating the PWM using timer 3 channel 2. But PWM is getting trigger by SPI, PWM is resetting for some time. When I disabled the SPI, I am getting exact PWM. What will be the reason?What can be done to avoid such...

cpc by Associate II
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  • 4 replies
  • 0 kudos