2. After the program is written, click "Programming-Compile" to check whether there are any errors in the program. If there is an error in the program, the compilation window will prompt the location of the error and other information, and modify the program according to this information, and then compile until the compilation result is error-free.

3. After compiling, click the "Online Simulation" icon or click "Simulation-Online Simulation" to conduct online simulation.

4. Select the point to be forced and click the right mouse button to pop up the selection box. Select Force Open to force the point. When you need to cancel the force points, select Force-Cancel/Cancel all the force points.

5. Click "Switch View Window" or use the shortcut key "Alt+3" to bring up the view window, enter the address to view and view the status value of the corresponding address.