If you are building an older model with Real-Time Windows Target™ software, you might get a message like the following:
"Simulink Coder utilizes device specific information (e.g., microprocessor word sizes) to reproduce a bit true representation of the diagram. This information is not specified in this model. If you continue, Simulink Coder will use a 32-bit generic target setting."
This is simply a warning, and you can ignore the message. To eliminate this message, you can use the rtwinconfigset command, as follows: