ZeroCrossingDetector
Detect when a signal crosses zero, another signal or a variable reference level.
Parameters
reference_voltage
Options
compare_to \( \in \{ \)
GROUND
\( , \)
SECOND_INPUT
\( , \)
VARIABLE_REFERENCE
\( \} \)
output_polarity \( \in \{ \)
NONINVERTED
\( , \)
INVERTED
\( \} \)
hysteresis \( \in \{ \)
ZERO_MILLIVOLTS
\( , \)
TEN_MILLIVOLTS
\( \} \)
input_phase \( \in \{ \)
PHASE1
\( , \)
PHASE2
\( \} \)
Inputs
noninverting
Half-Cycle
inverting
Half-Cycle
Outputs
output
Continuous
Transfer Function
$$
\text{$\pm 2V$ pulse} \\
\text{when $V_{+}$ crosses above $V_{-}$}
$$
Analog Resource Usage
$$
\begin{array}{|c|c|}
\hline
\text{Comparators} & \text{1 of 4} \\
\hline
\end{array} \\~\\
\text{If variable reference enabled:} \\
\begin{array}{|c|c|}
\hline
\text{Capacitors} & \text{2 of 32} \\
\hline
\end{array} \\
$$