Scicos Block
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Analog to Digital Converter block
Contents
Analog to Digital Converter block
Palette
Description
Dialog box
Default properties
Interfacing function
Computational function
See also
Authors
Palette
NonLinear - NonLinear palette
Description
Figure
1
:
ADC characteristics : (a)mid-rise; (b)mid-tread
Figure
2
:
Mismatches of ideal ADC : (a)offset error; (b)full scale range error
Dialog box
Step
The step of the analog input value.
Properties : Type 'vec' of size -1.
Minimun input value
The minimun analog input value where the convertion begins.
Properties : Type 'vec' of size -1.
Offset error
The offset error.
Properties : Type 'vec' of size -1.
Fsr error
The Full Scale Range error.
Properties : Type 'vec' of size -1.
Type of Quantization
The type of quantization.
Properties : Type 'vec' of size -1.
Possible choices :
0
Ideal converter.
1
Ideal converter with +1/2 LSB Offset.
Number of bits
The length in bits of the digital output code.
Properties : Type 'vec' of size -1.
2's complement (0:No/1:Yes)
Unsigned output integer (0) or signed output integer (1).
Properties : Type 'vec' of size -1.
Enable Quantization error output?(0:No/1:Yes)
Enable quantization error output on a regular output.
Properties : Type 'vec' of size -1.
Inherit (no:0, yes:1)
Herits events by its regular input ports (disable the event input port).
Properties : Type 'vec' of size -1.
Default properties
always active:
no
direct-feedthrough:
yes
zero-crossing:
no
mode:
no
regular inputs:
- port 1 : size [1,1] / type 1
regular outputs:
- port 1 : size [1,1] / type 1
number/sizes of activation inputs:
0
number/sizes of activation outputs:
0
continuous-time state:
no
discrete-time state:
no
object discrete-time state:
no
name of computational function:
adc
Interfacing function
MODNUMCOS/macros/scicos_blocks/NonLinear/ADC_c.sci
[view code]
Computational function
MODNUMCOS/routines/nonlinear/adc.c (Type 4)
[view code]
See also
DAC_c - Digital to Analog Convertor block (Scicos Block)
Authors
A. Layec