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Resolved! PWM Measurement Accuracy

Hi,I am trying to measure the duty cycle and the frequency of a standard servo PWM signal (50Hz and 5% to 10% duty cycle) using STM32F446. I have configured the timers to be in PWM input mode, and I can read both the frequency and duty cycle. The mea...

Randi by Associate
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  • 2 replies
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Resolved! STM32F767 SAI SPDIF Output, NODIV and Clock Generator

STM32F767 SAI SPDIF Output, NODIV and Clock GeneratorWhen NODIV bit is set in SAIx->CR1, the SPDIF output frequency is as it should be.Example:clock in is 25.6 MHz, sampling rate is 200 kHz, factor is 128, as it should with "symbol rate" (2 channels ...

LCE by Principal II
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  • 5 replies
  • 1 kudos

LL Low Layer SPI interrupt

Hi,I´m trying to transmit (send only) 3 bytes with the SPI using interrupts, and deassert the chip select line from an interrupt routine that should be triggered when the transmission ends.The line 11 (// more stuff here ...), doesn't run immediately...

DAlvarez by Associate II
  • 2398 Views
  • 4 replies
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STM32F7 Bus Fault with address in nowhere-land

Heyho,after having found the PHY problem I can stream some audio via TCP.But when I don't get the data out fast enough (e.g. TCP ACK takes too long so that there would be a buffer overflow), I stop the transfer and send some UART messages.Without hav...

LCE by Principal II
  • 2797 Views
  • 7 replies
  • 0 kudos

Resolved! STM32H755ZI-Q Small problem with Led not working as it should.

I'm trying to blink variation of morze code with specific string on yellow led, but the led just turns on and stays on for a little bit and then turns off.When I try to debug it step by step it works as it should, but the moment I press run, it does ...

Emanuelo by Associate II
  • 956 Views
  • 4 replies
  • 0 kudos

Where is my problem to read ADC value (STM32F407VG)?

Hello,I want to read 8 bit ADC value from ADC2(PA1 pin) and use it to control a LED which is connected to DAC1(PA4 pin). I wrote a code(using registers) as below, however, I cannot read the ADC value(I tested it on STM Studio). Where is my problem? T...

csara.1 by Associate
  • 413 Views
  • 0 replies
  • 0 kudos