My question today is kind of simple: I am using the SMPS to supply power to the MCU. Can I also use the SMPS to supply power to a NOR flash chip (W25 by Winbond, the exact chip doesn't matter, but it would be 1.8V with at least 64 Mbit size), and the...

I wanted to use the STM32F439 timers, any of them but timer 8 seems to be the best one with my current peripherals, to act as a trigger source. Basically, the timer would drive a pin low, and at specific counts of the timer, drive the pin high for ~5...