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RSC GDS services

RSC GDS services Note: The execution of RSC services can take some time. For this reason, avoid direct calls from ESM tasks that are scheduled for real-time execution. IDataAccessService During runtime, the function extensions can use the IDataAccessService interface to have read and write access to the GDS data. The… Read More

RSC (Remote Service Calls)

RSC (Remote Service Calls) Function extensions can communicate with the PLCnext Technology core components via the RSC interface. You can access various functions and data items via the interfaces. For example, you can gain read and write access to the Global Data Space (GDS) data using the IDataAccessService RSC service. … Read More

RSC documentation

RSC documentation Here’s an overview to the available documentation regarding the RSC services that are built into the PLCnext Runtime System. This reference will be updated over time. Note: From firmware release 2022.0 LTS on, RSC services can also communicate via gRPC. The respective protocol buffer definitions (.proto files) can be downloaded from our gRPC GitHub repository. Read More

Using RSC services

Using RSC services You have the option of using the already registered RSC services of the SDK via theServiceManager. TheServiceManager acts as the RSC API and is used to request services.  Note: From firmware release 2022.0 LTS on, RSC services can also communicate via gRPC. Application RSC services are available for the… Read More

RSC IDataLoggerService2

RSC IDataLoggerService2 Available from 2020.6 Introduction The DataLogger is a service component that transfers real-time data from the GDS to a database for recording and storage purposes. When starting and stopping the PLCnext Technology firmware, a configured DataLogger session is started and stopped automatically. The DataLogger then collects… Read More

RSC Device Interface Services

RSC Device Interface Services The RSC Device Interface Services provide a range of functions for accessing properties of the operating system and the controller hardware. You can call the information with the following interfaces and defined parameters. The following headers are required to use the service; integrate these… Read More

Querying notifications via RSC INotificationLoggerService

Querying notifications via RSC INotificationLoggerService Notifications that have been saved by means of the Notification Logger can be queried via RSC interfaces, and one that is already provided with the PLCnext Runtime System is thisINotificationLoggerService.  With the release of the PLCnext Control RFC 4072R which is the first PLCnext Control device made for system redundancy, an additionalINotificationLoggerService2 is provided… Read More

RSC Axioline Services

RSC Axioline Services The Axioline component can be extended via interfaces for Axioline services. You can use one interface for acyclic communication (PdiRead, PdiWrite). This interface is available via the RSC protocol. The parameter data, diagnostic information, and status information (PDI = Parameters, Diagnostics and Information) of an… Read More

RSC PROFINET Services

RSC PROFINET Services The PROFINET component can be extended via interfaces for PROFINET services. You can use one interface for acyclic communication (RecordRead, RecordWrite). The interface is available via the RSC protocol. The parameter data, diagnostic information, and status information (PDI = Parameters, Diagnostics and Information) of a PROFINET… Read More