Connect the USB cable

• Connect the USB cable between the PC and the OP8666 ICP port.
• The USB cable will directly connect to the JTAG integrated into the OP8666.

Configure the Project Properties

• Go to Code Composer Studio (CCS).
• Right-click on the project name created before.
• Click on Properties.

• Configure in the project properties the Build → C2000 Linker → Basic Options.
• Set the “Specify output file name” as Demo_gain.out.
• Also set the “Link information (map) listed into <file>” as Demo_gain.map.
  • It should be under the Demo_gain_ert_rtw folder.

Configure the Debug Settings

• Click on the button Debug → Debug Configurations...

• Select your project Gain_Project in the left pane.
• Go to the Program tab.
• In the Program field, browse to Demo_gain.out.

• Click Apply.

Debug the Code

• Click Debug.
• The code is loading in the OP8666.

• The interface in CCS changes to a Debug window.

• In the View menu, click on Expressions.

• Click on the Expressions tab,
• Add the variables:
  • input
  • output
  • gain

• Press Play to run the code.

• Select Continuous Refresh.

• Change the input variable value to see the change in the output.

• To track the variable value graphically:
  • Right-click on the variable.
  • Select Graph.

• Change the input variable value again to see the change graphically.
  • Remember to enable Continuous Refresh for graphs as well.

• You can pause and stop the debugging.

• You can also use debug to step through the generated code.