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Catalog of Model Interconnections

Each type of block diagram connection correspond to a model interconnection command or arithmetic expression. The following table summarizes the block diagram connections with the corresponding interconnection command and arithmetic expression.

Block Diagram ConnectionCommandArithmetic Expression

series(H1,H2)H2*H1

parallel(H1,H2)H1+H2

parallel(H1,-H2)H1-H2

feedback(H1,H2)H1/(1+H2*H1) (not recommended)

N/AH1/H2 (division)

N/AH1\H2 (left division)

inv(H1)N/A

lft(H1,H2,nu,ny)N/A

Use connect to build arbitrary block diagram interconnections.

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