I/O Test

| No. | Item | Description | 
| 1 | Current Task | Displays the task currently being edited or executed. | 
| 2 | Save Task | If changes are made to the task being edited, they must be saved in order to test the I/O device. | 
| 3 | Port Number | It displays the port number used for testing the I/O device, and it is displayed when the signal is on. | 
| 4 | Port Name | The port name of the I/O device for testing can be designated. | 
| 5 | I/O Test | A signal can be sent to the corresponding port. | 
| 6 | Initialization | Initializes all signals of the device as off. | 
