Modelica.Electrical.Digital.Basic

Information

Basic contains the basic gates according to standard logic. The components of Basic calculate their results using the corresponding truth tables. They do not contain any delay components.

Extends from Modelica.Icons.Package (Icon for standard packages).

Package Content

Name	Description
Not	Not logic component without delay
And	And logic component with multiple input and one output
Nand	Nand logic component with multiple input and one output
Or	Or logic component with multiple input and one output
Nor	Nor logic component with multiple input and one output
Xor	Xor logic component with multiple input and one output
Xnor	Xnor logic component with multiple input and one output

Modelica.Electrical.Digital.Basic.Not

Information

Not component with 1 input value, without delay.

According to the standard logic not table (Tables.NotTable) the output value is calculated.

To avoid loops in the numerical treatment, the pre operator is applied to the output.

Extends from D.Interfaces.SISO (Single input, single output).

Connectors

Type	Name	Description
input DigitalInput	x	Connector of Digital input signal
output DigitalOutput	y	Connector of Digital output signal

Modelica definition

model Not "Not logic component without delay"
  import D = Modelica.Electrical.Digital;
  import L = Modelica.Electrical.Digital.Interfaces.Logic;
  extends D.Interfaces.SISO;
protected 
  D.Interfaces.Logic auxiliary(start=L.'0', fixed=true);
equation 
  auxiliary =Modelica.Electrical.Digital.Tables.NotTable[x];
  y = pre(auxiliary);
end Not;

Modelica.Electrical.Digital.Basic.And

Information

And component with multiple input values and one output.

According to the standard logic and table (Tables.AndTable) the output value is calculated.

To avoid loops in the numerical treatment, the pre operator is applied to the output.

Extends from D.Interfaces.MISO (Multiple input - single output).

Parameters

Type	Name	Default	Description
Integer	n	2	Number of inputs

Connectors

Type	Name	Description
input DigitalInput	x[n]	Connector of Digital input signal vector
output DigitalOutput	y	Connector of Digital output signal

Modelica definition

model And "And logic component with multiple input and one output"
  import D = Modelica.Electrical.Digital;
  import L = Modelica.Electrical.Digital.Interfaces.Logic;
  extends D.Interfaces.MISO;
protected 
  D.Interfaces.Logic auxiliary[n](each start=L.'U', each fixed=true);
equation 
  auxiliary[1] = x[1];
  for i in 1:n - 1 loop
    auxiliary[i + 1] =Modelica.Electrical.Digital.Tables.AndTable[
  auxiliary[i], x[i + 1]];
  end for;
  y = pre(auxiliary[n]);
end And;

Modelica.Electrical.Digital.Basic.Nand

Information

Nand component with multiple input values and one output.

According to the standard logic and table (Tables.AndTable) an intermediate value is calculated, to which the not table (Tables.NotTable) is applied.

To avoid loops in the numerical treatment, the pre operator is applied to the output.

Extends from D.Interfaces.MISO (Multiple input - single output).

Parameters

Type	Name	Default	Description
Integer	n	2	Number of inputs

Connectors

Type	Name	Description
input DigitalInput	x[n]	Connector of Digital input signal vector
output DigitalOutput	y	Connector of Digital output signal

Modelica definition

model Nand "Nand logic component with multiple input and one output"
  import D = Modelica.Electrical.Digital;
  import L = Modelica.Electrical.Digital.Interfaces.Logic;
  extends D.Interfaces.MISO;
protected 
  D.Interfaces.Logic auxiliary[n](each start=L.'U', each fixed=true);
equation 
  auxiliary[1] = x[1];
  for i in 1:n - 1 loop
    auxiliary[i + 1] =Modelica.Electrical.Digital.Tables.AndTable[
  auxiliary[i], x[i + 1]];
  end for;
  y = pre(Modelica.Electrical.Digital.Tables.NotTable[auxiliary[n]]);
end Nand;

Modelica.Electrical.Digital.Basic.Or

Information

Or component with multiple input values and one output.

According to the standard logic or table (Tables.OrTable) the output value is calculated.

To avoid loops in the numerical treatment, the pre operator is applied to the output.

Extends from D.Interfaces.MISO (Multiple input - single output).

Parameters

Type	Name	Default	Description
Integer	n	2	Number of inputs

Connectors

Type	Name	Description
input DigitalInput	x[n]	Connector of Digital input signal vector
output DigitalOutput	y	Connector of Digital output signal

Modelica definition

model Or "Or logic component with multiple input and one output"
  import D = Modelica.Electrical.Digital;
  import L = Modelica.Electrical.Digital.Interfaces.Logic;
  extends D.Interfaces.MISO;
protected 
  D.Interfaces.Logic auxiliary[n](each start=L.'U', each fixed=true);
equation 
  auxiliary[1] = x[1];
  for i in 1:n - 1 loop
    auxiliary[i + 1] =Modelica.Electrical.Digital.Tables.OrTable[
  auxiliary[i], x[i + 1]];
  end for;
  y = pre(auxiliary[n]);
end Or;

Modelica.Electrical.Digital.Basic.Nor

Information

Nor component with multiple input values and one output.

According to the standard logic or table (Tables.OrTable) an intermediate value is calculated, to which the not table (Tables.NotTable) is applied.

To avoid loops in the numerical treatment, the pre operator is applied to the output.

Extends from D.Interfaces.MISO (Multiple input - single output).

Parameters

Type	Name	Default	Description
Integer	n	2	Number of inputs

Connectors

Type	Name	Description
input DigitalInput	x[n]	Connector of Digital input signal vector
output DigitalOutput	y	Connector of Digital output signal

Modelica definition

model Nor "Nor logic component with multiple input and one output"
  import D = Modelica.Electrical.Digital;
  import L = Modelica.Electrical.Digital.Interfaces.Logic;
  extends D.Interfaces.MISO;
protected 
  D.Interfaces.Logic auxiliary[n](each start=L.'U', each fixed=true);
equation 
  auxiliary[1] = x[1];
  for i in 1:n - 1 loop
    auxiliary[i + 1] =Modelica.Electrical.Digital.Tables.OrTable[
  auxiliary[i], x[i + 1]];
  end for;
  y = pre(Modelica.Electrical.Digital.Tables.NotTable[auxiliary[n]]);
end Nor;

Modelica.Electrical.Digital.Basic.Xor

Information

Xor component with multiple input values and one output.

According to the standard logic xor table (Tables.XorTable) the output value is calculated.

To avoid loops in the numerical treatment, the pre operator is applied to the output.

Extends from D.Interfaces.MISO (Multiple input - single output).

Parameters

Type	Name	Default	Description
Integer	n	2	Number of inputs

Connectors

Type	Name	Description
input DigitalInput	x[n]	Connector of Digital input signal vector
output DigitalOutput	y	Connector of Digital output signal

Modelica definition

model Xor "Xor logic component with multiple input and one output"
  import D = Modelica.Electrical.Digital;
  import L = Modelica.Electrical.Digital.Interfaces.Logic;
  extends D.Interfaces.MISO;
protected 
  D.Interfaces.Logic auxiliary[n](each start=L.'U', each fixed=true);
equation 
  auxiliary[1] = x[1];
  for i in 1:n - 1 loop
    auxiliary[i + 1] =Modelica.Electrical.Digital.Tables.XorTable[
  auxiliary[i], x[i + 1]];
  end for;
  y = pre(auxiliary[n]);
end Xor;

Modelica.Electrical.Digital.Basic.Xnor

Information

Xnor component with multiple input values and one output.

According to the standard logic xor table (Tables.XorTable)an intermediate value is calculated, to which the not table (Tables.NotTable) is applied.

To avoid loops in the numerical treatment, the pre operator is applied to the output.

Extends from D.Interfaces.MISO (Multiple input - single output).

Parameters

Type	Name	Default	Description
Integer	n	2	Number of inputs

Connectors

Type	Name	Description
input DigitalInput	x[n]	Connector of Digital input signal vector
output DigitalOutput	y	Connector of Digital output signal

Modelica definition

model Xnor "Xnor logic component with multiple input and one output"
  import D = Modelica.Electrical.Digital;
  import L = Modelica.Electrical.Digital.Interfaces.Logic;
  extends D.Interfaces.MISO;
protected 
  D.Interfaces.Logic auxiliary[n](each start=L.'U', each fixed=true);
equation 
  auxiliary[1] = x[1];
  for i in 1:n - 1 loop
    auxiliary[i + 1] =Modelica.Electrical.Digital.Tables.XorTable[
  auxiliary[i], x[i + 1]];
  end for;
  y = pre(Modelica.Electrical.Digital.Tables.NotTable[auxiliary[n]]);
end Xnor;