# Frequency is measured by counting pulses over time period (997 ms). Method is used for frequencies higher than 100 Hz.
# Frequency is measured by counting pulses over time period (997 ms). Method is used for frequencies higher than 100 Hz.
# Frequency is measured by measuring time between pulses. Method is used for frequencies lower than 100 Hz.
# Frequency is measured by measuring time between pulses. Method is used for frequencies lower than 100 Hz.
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When 2kHz pulse counter is enabled, all other scenarios '''will ignore''' corresponding DIN state, except DIN1 which can be used to wakeup device from Deep Sleep.