NA-MAAB — a, b
JMAAB — a, b
The model shall not have signal lines that are not connected.
The model shall not have subsystems or basic blocks that are not connected.
Sub IDs a, b:
Unconnected lines can have adverse effects, such as simulation errors or failure to generate code.
Model Advisor check: Check for unconnected signal lines and blocks (Simulink Check)
JMAAB guideline db_0081, which is available in Control Algorithm Modeling Guidelines Using MATLAB, Simulink, and Stateflow on the MathWorks® website.