Navigate to the directory: C:\Program Files\Common Files\Siemens\Automation\Simatic Device Drivers\
Installing the Simatic PC Adapter USB A2 (6GK1571-0BA00-0AA0)
Upgrade your STEP 7 installation to V5.5 SP4 . This service pack updates the PC/PG interface backend to recognize newer hardware revisions. Issue 3: Virtual Machine Disconnections
To test the connection, click (or "Read" button) to search for and display the station address and type of the connected CPU.
| Source | Description | Availability | | :--- | :--- | :--- | | | The PC Adapter USB A2 driver is automatically installed as part of STEP 7 V5.5 SP4 and TIA Portal V13 or higher. These software packages include the Simatic Device Drivers that contain the adapter driver. | Available on the Siemens Support Website (requires registration) | | Original Driver CD | The adapter ships with a "Driverdisk V1.0" CD that contains the standalone driver for the adapter. This is the official driver package specifically designed for the adapter. | Included with the original adapter package | | Download from Siemens Support | The PC Adapter USB A2 Driverdisk V1.0 is available for download from the Siemens Industry Online Support website (entry ID: 78453460). | Available on the Siemens Support Website (requires registration) | | Alternative Installation | The driver files can sometimes be extracted from a STEP 7 installation on another computer and manually installed, though this may not result in the adapter appearing in the PG/PC interface. | Varies |
Select the interface that matches your physical PLC network topology (e.g., choose .MPI if connecting to a standard S7-300 MPI port). Click the button on the right.
The Simatic PC Adapter USB A2 driver is a software component that enables the operating system (in this case, Windows XP) to recognize and communicate with the adapter. The driver provides a set of instructions that allow the computer to send and receive data to/from the PLC, facilitating programming, monitoring, and control of the automation system.
Follow these steps to correctly install the PC Adapter USB A2 driver on a Windows XP system.
Always test communication with the "Diagnostics" button before attempting an online connection from STEP 7. A green checkmark in PG/PC Interface is your best friend.
Ensure the local PC address (typically 0 or 1 ) does not conflict with the PLC address (typically 2 ).
: Open this utility (found in the Control Panel or Simatic Manager). Ensure " PC Adapter USB A2 " is visible in the interface list Interface Selection
: Right-click Setup.exe on the driver CD and select Run as... , then use the Administrator account. This is critical for installing the required Microsoft Visual C++ 2005 Redistributable .