Windows XP Professional SP3 (32-bit is highly recommended for industrial software compatibility). Step-by-Step Installation Guide
Serial monitoring:
For PCs operating purely as HMI/SCADA nodes (without the full STEP 7 programming suite), installing will deploy the necessary device drivers for the USB A2 adapter. Method C: Standalone Simatic Device Drivers CD siemens pc adapter usb a2 driver windows xp
Symptom 1: Device Manager shows "Unknown Device" or a Yellow Exclamation Mark
Once Windows XP boots back up, plug the Siemens PC Adapter USB A2 into an available USB port. Windows XP Professional SP3 (32-bit is highly recommended
Windows XP Professional SP2 or SP3 (32-bit is standard for industrial automation). Hardware Identifier: 6GK1571-0BA00-0AA0.
The Siemens PC Adapter USB A2 (Order Number: or later revisions) is a communication cable that converts a PC’s USB port into a serial RS-485 interface compatible with Siemens MPI (Multi-Point Interface), PROFIBUS DP (Decentralized Peripherals), and PPI (Point-to-Point Interface) networks. Windows XP Professional SP2 or SP3 (32-bit is
MPI (up to 12 Mbps) and PROFIBUS (up to 12 Mbps)