Block Category: Real Time
Description: The NI-DAQmx Counter In block lets you create channels to count the number of rising or falling edges of a digital signal, measure the frequency of a digital signal, measure the period of a digital signal, measure the width of a digital pulse, measure the time between state transitions of a digital signal, and measures the amount of time between the rising or falling edge of one digital signal and the rising or falling edge of another digital signal.
Additional Information: Refer to the National Instruments NI-DAQmx C documentation.