
Figure 1.
The Embedded Development Board

Figure 2.
Flowchart of Signal to Slot Connection
TABLE I.
Comparison table of commonly used commands in Linux and DOS
| Command | MS-DOS | Linux | Example of Linux |
|---|---|---|---|
| Using an editor to edit files | edit | vi | vi thisfile.txt |
| Copying files | copy | cp | cp thisfile.txt |
| Transfer files | move | mv | mv thisfile.txt |
| List files | dir | ls | ls |
| Delete files | del | rm | rm thisfile.txt |
| Create directory | mkdir | mkdir | Mkdir directory |
| Using the specified path | Cd path | Cd path | cd directory |

Figure 3.
The flowchart of the XML file parsing

Figure 4.
Working principle of all engineering files

Figure 5.
The execution result of hello

Figure 6.
The specific physical chart