Fixed-Point Blockset | ![]() ![]() |
Detect a falling edge when the signal's value decreases to a strictly negative value, and its previous value was nonnegative
Library
Description
The Detect Fall Negative block is a masked block that determines if the input is less than zero, and its previous value was greater than or equal to zero where
0
), when the input signal is less than zero, and its previous value was greater than or equal to zero.
0
), when the input signal is greater than or equal to zero, or if the input signal is nonnegative, its previous value was positive or zero.
Parameters and Dialog Box
Characteristics
Input Port |
Any data type supported by the blockset |
Output Port |
An 8-bit unsigned integer |
Direct Feedthrough |
Yes |
Scalar Expansion |
Yes |
Vectorized |
Yes |
See Also
Detect Change, Detect Decrease, Detect Fall Nonpositive, Detect Increase, Detect Rise Nonnegative, Detect Rise Positive
![]() | Detect Decrease | Detect Fall Nonpositive | ![]() |