2021-02-15 02:51 AM
Hello, I would like to generate an event at 40 Mhz or every 25 ns. I have an algorithm that generates a very particular square wave shape. That's why I can't use PWM or DMA transfer. I use a STM32F769. Thank you for your answers.
2021-02-15 05:20 AM
Generating an interrupt at 40MHz seems not a good idea to me.
Not sure if there would be enough performance left outside the interrupt handler, if at all.
I would consider external hardware, probably based on shift registers. An ASIC ?
2021-02-15 05:28 AM
2021-02-15 05:58 AM
What is "event"?
JW
2021-02-18 02:02 AM
Event = interrupt
2021-02-18 05:32 AM