The (Order No.: 6GK1571-0BA00-0AA0 / later 6GK1571-0BA00-0AB0 ) is a programming device (PG) interface used to connect a computer to Siemens PLCs (S7-200/300/400, ET200) via MPI , PROFIBUS , or PPI .
The PC Adapter USB A2 works flawlessly on Windows XP (specifically Service Pack 3). Unlike modern Windows 10/11 environments where driver signature enforcement causes headaches, Windows XP treats this device natively when installed correctly. Simatic Pc Adapter Usb A2 Driver Windows Xp