The Transition after Changing Screen or Content
In screen transition after switching the screen or contents, the [Drawing Mode] setting differs based on [Screen Priority] versus [Communication Priority].
You can configure the [Drawing Mode] in System Architecture.
- In the Project Explorer window, go to [System Architecture] and click [Target01].
- In the Properties window, go to [Function] tab ➞ [Options] tab and click [Preferences].
Screen Change
| # | Event | Transition when [Drawing Mode] is [Screen Priority] | Transition when [Drawing Mode] is [Communication Priority] |
| 1 | Execute screen change operation. |  |
|
| 2 | Establish communication for external variables and device addresses in the destination of the screen change operation. While establishing communication, scripts and screen changes are not executed. | 
Display objects with external variables in communication
undefined state. |
|
| 3 | If there is script in the destination of the screen change operation with the [Screen/Content Status] trigger set to [Active], the script is executed. |  |
|
| 4 | Execute scripts other than the script specified in step 3. | |
Var1, Var2: Internal variables, Var3: External variable
Change to Screen with Content
| # | Event | Transition when [Drawing Mode] is [Screen Priority] | Transition when [Drawing Mode] is [Communication Priority] |
| 1 | Execute screen change operation. | |
|
| 2 | Establish communication for external variables and device addresses in the destination of the screen change operation. While establishing communication, scripts and screen or content changes are not executed. | 
Display objects with external variables in communication
undefined state. |
|
| 3 | If there is script in the destination screen (or script in content on the destination screen) of the screen change operation with the [Screen/Content Status] trigger set to [Active], the script is executed. |  |
|
| 4 | Execute scripts other than the script specified in steps 3. | |
Var1, Var2: Internal variables, Var3, Var6: External variable
Content Change
| # | Event | Transition when [Drawing Mode] is [Screen Priority] | Transition when [Drawing Mode] is [Communication Priority] |
| 1 | Execute content change operation. |  |
|
| 2 | Establish communication for external variables and device addresses in the destination of the content change operation. While establishing communication, scripts and content changes are not executed. | 
Display objects with external variables in communication
undefined state. |
|
| 3 | If there is script in the destination of the content change operation with the [Screen/Content Status] trigger set to [Active], the script is executed. |  |
|
| 4 | Execute scripts other than the script specified in step 3. | |
Var1, Var2, Var4, Var5: Internal variables, Var6: External variable