Twincat Development Environment - Beckhoff EPP3504-0023 Short Manual

Commissioning on EtherCAT Master
Starting the controller
Select the menu option "PLC" → "Login" or click on
the control program for execution. This results in the message "No program on the controller! Should the
new program be loaded?", which should be acknowledged with "Yes". The runtime environment is ready for
the program to be started by clicking on symbol
"Start". The started programming environment shows the runtime values of individual variables:
Fig. 92: TwinCAT 3 development environment (VS shell): logged-in, after program startup
The two operator control elements for stopping
"Shift + F5" can be used for stop, or both actions can be selected via the PLC menu).
6.3

TwinCAT Development Environment

The Software for automation TwinCAT (The Windows Control and Automation Technology) will be
distinguished into:
• TwinCAT 2: System Manager (Configuration) & PLC Control (Programming)
• TwinCAT 3: Enhancement of TwinCAT 2 (Programming and Configuration takes place via a common
Development Environment)
Details:
• TwinCAT 2:
◦ Connects I/O devices to tasks in a variable-oriented manner
◦ Connects tasks to tasks in a variable-oriented manner
◦ Supports units at the bit level
◦ Supports synchronous or asynchronous relationships
◦ Exchange of consistent data areas and process images
◦ Datalink on NT - Programs by open Microsoft Standards (OLE, OCX, ActiveX, DCOM+, etc.)
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to link the PLC with the real-time system and load
, the "F5" key or via "PLC" in the menu, by selecting
and logout result in the required action (also,
Version: 1.2 EPP3504-0023