SAMPHOLD_m

Sample and hold

Block Screenshot

Contents

• Sample and hold +

  • Palette
  • Description
  • Dialog box
  • Default properties
  • Interfacing function
  • Computational function
  • Example

Palette

• Signal Processing palette

Description

Each time an input event is received block copy its input on the output and hold it until input event. For periodic Sample and hold, event input must be generated by a Clock.

Dialog box

• Datatype(1=real double 2=Complex 3=int32 ...) Output datatype. This block can support all data types. Properties : Type ‘vec’ of size 1.

Default properties

• always active: no
• direct-feedthrough: yes
• zero-crossing: no
• mode: no
• regular inputs: - port 1 : size [-1,-2] / type 1
• regular outputs: - port 1 : size [-1,-2] / type 1
• number/sizes of activation inputs: 1
• number/sizes of activation outputs: 0
• continuous-time state: no
• discrete-time state: no
• object discrete-time state: no
• name of computational function: samphold4_m

Interfacing function

• SCI/modules/scicos_blocks/macros/Linear/SAMPHOLD_m.sci

Computational function

• SCI/modules/scicos_blocks/src/c/samphold4_m.c (Type 4)

Example

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