SIMATIC STEP 7 Basic (TIA Portal)

SIMATIC STEP 7 Basic and SIMATIC S7-1200

The Engineering Software for the Basic Controller SIMATIC S7-1200

SIMATIC STEP 7 Basic (TIA Portal) is a price-optimized subset of STEP 7 Professional controller software in the TIA Portal. STEP 7 offers an engineering solution for basic automation tasks as it can be used for both,  programming the SIMATIC S7-1200 Basic Controllers and configuring SIMATIC HMI Basic Panels.

See, how TIA portal software seamlessly works together. Watch the TIA Portal tutorials

TIA Portal Tutorial Center

Product information

Features, requirements and licensing information


SIMATIC STEP 7 Basic offers the same benefits as STEP 7 Professional engineering software thanks to its integration into the TIA Portal engineering framework, e.g

  • direct online diagnostics,
  • easy creation of technology objects
  • and also the library concept for time-saving, efficient work and programming components reuse.

STEP 7 Basic (TIA Portal) supports the IEC programming languages

  • LAD (Ladder Diagram)
  • FBD (Function Block Diagram)
  • and SCL (structured text)

WinCC Basic is part of the Software package. This way you can configure SIMATIC HMI Basic Panels as well.  

Hardware Requirements

Siemens recommends SIMATIC Field PG programming devices as a powerful and rugged platform for STEP 7 Engineering Software, especially when your engineering station is also used for commissioning, servicing and maintenance of your automation system.

Yet of course you can use any PC that meet the requirements below




Core i5-6440EQ, 3.4GHz


16 GB


SSD with at least 50 GB of free space

Screen resolution

1920 x 1080 px

Supported Operating systems (64 Bit only)

  • Windows 7 (64-bit)
    - Windows 7 Home Premium SP1
    - Windows 7 Professional SP1
    - Windows 7 Enterprise SP1
    - Windows 7 Ultimate SP1
  • Windows 10 (64-bit)
    - Windows 10 Home Version 1709, 1803
    - Windows 10 Professional Version 1709, 1803
    - Windows 10 Enterprise Version 1709, 1803
    - Windows 10 Enterprise 2016 LTSB
    - Windows 10 IoT Enterprise 2015 LTSB
    - Windows 10 IoT Enterprise 2015 LTSB
  • Windows Server (64-bit)
    - Windows Server 2012 R2 StdE  (full installation)
    - Windows Server 2016 Standard  (full installation)

Compatibility Tool

The Compatibility Tool is a function provided by the Industry Online Support with which you can select compatible software products or check the compatibility of existing configurations.

> more information


  • STEP 7 Basic V15.1 is delivered with a floating license which allows you to install the software on as many computers as you like. For each license, one user can use the software no matter what computer they’re on, or where they’re working. The number of licenses determines the number of computers the software can be used on at one time.

  • You can update an installed STEP 7 Basic V11 to V14 by purchasing an Upgrade to V15.1

  • Owners of a V15 license can update their program version to V15.1 free of charge

  • Powerpacks allow the upgrading from STEP 7 Basic V15.1 to STEP7 Professional V15.1

Software and licenses

Article No.

SIMATIC STEP 7 Basic V15.1


Floating License
Software and License Key for download

Floating License
Software on DVD, License Key on USB stick

Trial License 21 Days
Software on DVD, License Key on USB stick

SIMATIC STEP 7 Basic V15.1 Upgrades


Upgrade from V11-14 to V15.1 
 Software and License Key for download

Upgrade from V11-14 to V15.1
Software on DVD, License Key on USB stick



STEP 7 Basic V15 to STEP 7 Professional V15.1
Software and License Key for download

STEP 7 Basic V15 to STEP 7 Professional V15.1
Software on DVD, License Key on USB stick

Software Update Service contracts (SUS)


SUS Download STEP 7 Basic (TIA Portal)

SUS Package STEP 7 Basic (TIA Portal)

SUS Compact STEP 7 Basic (TIA Portal)

Downloads & Support

Further information

All about STEP 7 Basic at a glance

Support Services

Within the framework of Online and Technical Support, Siemens Industry offers a wide range of services. Online Support, Technical Support...

Spare Parts Services 

Siemens Industry's spare parts services are available worldwide and provide smooth and fast supply of spare parts – and thus optimal plant availability.

SITRAIN - Digital Industry Academy

Further education for all Siemens industrial products - directly from the manufacturer, individually, with the latest methods.


The direct way to your SIMATIC STEP 7 contact

You have questions concerning our SIMATIC STEP 7 software? You want to discuss your specific challenges with us or are looking for the right project partner? Contact our regional offices – we are looking forward to hearing from you!