STM32 MCUs products

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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
  • 2 replies
  • 0 kudos

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
  • 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
  • 4 replies
  • 0 kudos

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
  • 7 replies
  • 0 kudos