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jc_0245: Length restriction for signal and bus names

Since R2020a

Guideline Publication

Control Algorithm Modeling Guidelines - Using MATLAB®, Simulink®, and Stateflow®

Sub ID Recommendations

  • NA-MAAB — a

  • JMAAB — a

MATLAB Versions



Sub ID a

Signal and bus name length shall be a maximum of 63 characters.

Custom Parameter

Maximum signal name length

Maximum bus name length

Example — Correct

Signal name length is less than 63 characters.

The length of the hierarchical signal name (full path) bus_all.bus_name_finla.bus_name2.abcdefghijklmn is less than or equal to 63 characters.


Sub ID a:

  • Code generation may not be possible.


Model Advisor check: Check length of signal and bus names (Simulink Check)

Last Changed


Version History

Introduced in R2020a