IOL_DataStorage (FB)

FUNCTION_BLOCK IOL_DataStorage

This function block reads or updates the the Data Storage object in the Master (IOLD Backup data object) Backup and restore has to be enabled for the IO-Link device.

InOut:

Scope	Name	Type	Comment
Input	xExecute	BOOL	Rising edge: Execute
	ID	DWORD	IO-Link Device ID
	RD_WR	BOOL	Read / Write data
	LEN	INT	Actual data length of DS_DATA (read or write) specified in input IOL_DATA. The maximum size is 2 048 octets.
	DS_DATA	POINTER TO BYTE	On-request Data to be written to, or to be read from the Device
Output	xDone	BOOL	Action successfully completed
	xBusy	BOOL	Function block active
	xError	BOOL	error occurred, function block aborts action
	STATUS	DWORD	Bus error code
	RD_LEN	INT	Actual Length of data that has been read.