HSP0276 (Hardware Support Package) for SIMATIC S7-1200, Firmware V4.3 Target Environment: TIA Portal (versions V17, V18, V19)
Installing HSP0276 enables access to several security and communication enhancements introduced in V4.3:
Hardware Support Package (HSP) is specifically required to configure SIMATIC S7-1200 CPUs with Firmware V4.3 within the Siemens TIA Portal environment. Overview and Compatibility
Support for SSL/TLS encrypted TCP communication via IPv4.
: The S7-1200 supports a variety of modules, including digital and analog I/O, communication modules for connecting to networks, and specialized modules for specific tasks like high-speed counting or positioning.
After installing, go to your project â "Devices & Networks" â right-click your CPU â "Change device" â select the new "FW 4.3" version under the HSP category. Then download again.
: This refers to the central processing unit (CPU) of the S7-1200, specifically version 4.3. The CPU is the brain of the PLC, executing the program and handling the inputs and outputs. Upgrading the CPU version can provide access to new features, improved performance, or enhanced security.