New installations of STEP 7 Professional 2017 are only available as combo licenses together with STEP 7 Professional V15 (TIA Portal). STEP 7 Professional 2017 includes the STEP 7 V5.x basic software and additional editors. Of course you can program the S7-300, S7-400 and SIMATIC WinAC controllers with this software as well. SIMATIC STEP 7 V5.6 is the proven programming software for the controller families S7-300, S7-400, C7 and WinAC.įor programming controllers of the latest generation S7-1200, S7-1500, ET 200SP CPU and S7-1500 Software Controller you need STEP 7 (TIA Portal) Engineering Software. SIMATIC STEP 7 is the world's best known and most widely used engineering software in industrial automation.