Siemens logo soft comfort v7 software and upgrade software siemens 6ed1058 0ba02 0ya1 p the siemens 6ed1058 0ba02 0ya1 is the full version of logo soft comfort v7 software that allows quick and easy configuration from the pc to the logo hardware it will allow you to create ladder and function block diagrams by selecting the respective functions and their connection via drag and drop furthermore the entire switching program can be simulated and tested offline on a pc p p online test