Scicos Block
fr - eng

##
Threshold detection at zero

### Contents

- Threshold detection at zero
  - Palette
  - Description
  - Dialog box
  - Default properties
  - Interfacing function
  - Computational function
  - Authors

### Palette

- Threshold - Threshold palette

### Description

An output event is generated when all inputs (if more than one) cross zero simultaneously.

### Dialog box

- Input size
  a positive integer.
  Property : Type 'vec' of size 1.

### Default properties

- always active: no
- direct-feedthrough: yes
- zero-crossing: yes
- mode: no
- regular inputs:
  - port 1 : size [1,1] / type 1
- number/sizes of activation inputs: 0
- number/sizes of activation outputs: 1
- continuous-time state: no
- discrete-time state: no
- object discrete-time state: no
- name of computational function: zcross

### Interfacing function

- SCI/macros/scicos_blocks/Threshold/ZCROSS_f.sci [view code]

### Computational function

- SCI/routines/scicos/zcross.f (Type 1) [view code]

### Authors

Ramine Nikoukhah INRIA