Learn WINCC with Real Code Examples
Updated Nov 27, 2025
Installation Setup
Install TIA Portal with WinCC Unified components
Create new Unified HMI/SCADA project
Connect PLC via S7 protocol or OPC UA
Drag UI components and bind tags
Download to HMI panel or PC runtime
Environment Setup
Install TIA Portal
Add WinCC Unified components
Install Unified Runtime if PC-based
Connect PLC via Ethernet
Open project and configure screens
Config Files
TIA Portal project files (*.ap16, etc.)
Runtime configuration XML
Tag tables
Alarm/logging configuration
Panel runtime assets
Cli Commands
No dedicated CLI (mostly GUI/TIA-driven)
Panel OS tools for service control
OPC UA config via TIA Portal
Diagnostics Viewer
Trace tool for PLC testing
Internationalization
Multiple language packs
Dynamic language switching
Unicode support
Text lists per language
Region-specific date/time formats
Accessibility
High-contrast UI
Zooming via browser
Keyboard navigation
Symbol accessibility
Consistent Siemens UX standards
Ui Styling
Unified Style Sheets
Themes for panels
Industrial symbol libraries
Animations via JS
Responsive layouts (limited)
State Management
Tag-based state
Screen local variables
Faceplate parameters
Global JS scripts
Alarm/log state stored in runtime
Data Management
Runtime data logs
Alarm logs
Tag histories
OPC UA data exchange
External DB via WinCC SCADA