Technical data

11.2 CP 5430 TF/CP 5431 FMS L2-DP Functions
The following SINEC L2-DP functions are implemented on the CP 5430
TF/CP 5431 FMS:
➣
Assignment of parameters to the DP slave (Set_Prm_Request)
Using this function, the connected DP slave is assigned parameters
during the start up or restart phase of the DP system.
➣
Reading out configuration data of a DP slave (Get_Cfg_Request)
This function allows configuration data to be read from a DP slave.
➣
Configuration of a DP slave (Chk_Cfg_Request)
Using this function, the configuration data are transferred to the DP
slave .
➣
Productive data exchange (Data_Exchange_Request)
This function handles the cyclic I/O data exchange between the DP
master (class 1) and the DP slaves assigned to it.
➣
Send control command to the DP slave (Global_Control_Request)
This allows specific control commands to be sent to the DP slaves.
➣
Read DP slave information (Slave_Diag_Request)
This function allows the diagnostic data of a DP slave to be read out.
➣
Read master diagnostic data information (Get_master_Diag_Response)
Using this function the diagnostic data stored on the CP (DP master,
class 1) belonging to the DP slaves assigned to it can be read by a DP
master (class 2).
B8976060/02 Distributed I/Os (DP)
11 - 7 Volume 1