New Functions in Version V4.02

6

Creating User Programs

Operation

New menu command Edit ￿ Select All: The effect depends on the context in which the command is used (see online help).

Selected networks can be cut, deleted, and copied, as well as inserted into blocks of the same language.

Blocks in the catalog of program elements can be opened with the right-hand mouse button.

If you select a connection in an FBD box or a parameter line in STL and then press F1, a help message on the expected data type and an example are displayed.

New menu command Edit ￿ Go To ￿ Block Address: The cursor is positioned at the address entered.

New menu command Options ￿ Reference Data ￿ Filter and Display: This command displays only those reference data which satisfy the filter conditions you have set.

When a source file is generated, the dependent blocks can be generated at the same time, if required.

The key combination CTRL+W or SHIFT+CTRL+W enables you to search forwards or backwards without opening a dialog box.

In the ASCII Editor it is possible to use the commands ªUndoº and ªRedoº several times in succession.

You can enter a message text at the call interface of a message-type block (use the right-hand mouse button to select the menu command Special Object Properties ￿ Message).

Additional Functions

The message attributes of the actual parameter of a called block are automatically transferred to the formal parameters of the calling block.

When an online block is opened, the operating status of the programmable logic controller (PLC) is displayed in color in the status bar. During monitoring (menu command Debug ￿ Monitor), a colored progress bar is displayed in the status bar; when the function is deactivated, the operating status replaces the progress bar.

Local symbols from data blocks are displayed (ªSymbol information for data bitsº).

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Supplement to the STEP 7 User Manual V4.0

C79000-Z7076-C552-01

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Siemens C79000-Z7076-C552-01 user manual Operation, Additional Functions