IMO i3C Lite, User Manual

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Page | 92
12.3.3 Pulse
In pulse mode, the high-speed input can measure the width or period of a pulse stream in one of four
modes and provides a continuous indication of the last sampled value.
Width High 1
μ
s Counts – In this sub-mode the accumulator value will contain the number of
1
μ
s counts for which the pulse is high.
Width Low 1
μ
s Counts - In this sub-mode the accumulator value will contain the number of
1
μ
s counts for which the pulse is low.
Period Rising Edges 1
μ
s Counts – In this sub-mode the period of the input signal is reported in
one (1)
μ
s units. The period measurement will start on the rising edge of the input.
Period Falling Edges 1
μ
s Counts – In this sub-mode the period of the input signal is reported
in one (1)
μ
s units. The period measurement will start on the falling edge of the input.
Width High
Width Low
Period from Rising Edge
Period from Falling Edge