STM32-based Virtual Frequency Counter: pin-outs

STM32F042F6 (stand-alone)

Pulse frequency measurement

Period measurement

Period + pulse width measurement

Frequency ratio measurement

NUCLEO-F042K6

Pulse frequency measurement

Period measurement

Period + pulse width measurement

Frequency ratio measurement

NUCLEO-F303RE

Pulse frequency measurement

Period measurement

Period + pulse width measurement

Frequency ratio measurement