Model Configuration Parameters for ARM Cortex-M Processors
Hardware Implementation Pane Overview
Default Hardware Implementation Pane

Configure hardware board to run Simulink® models.
- In the Simulink Editor, select Simulation > Model Configuration Parameters. 
- In the Configuration Parameter dialog box, click Hardware Implementation. 
- Set the Hardware board parameter to - ARM Cortex-M3 (QEMU).
- The parameter values under Hardware board settings are automatically populated to their default values. - You can optionally adjust these parameters for your particular use case. 
- Click Apply to apply the changes. 
For more information on selecting a hardware support package and general configuration settings, see Hardware Implementation Pane.
Clocking
| Parameter | Description | Default Value | 
|---|---|---|
| The CPU clock frequency in MHz. | 
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Build options
| Parameter | Description | Default Value | 
|---|---|---|
| Defines how Simulink responds when you build your model. | 
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External Mode
| Parameter | Description | Default Value | 
|---|---|---|
| Transport layer used to exchange data between host computer and hardware. | 
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| View external mode execution progress and updates. | 
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