Unsafe_SDG_Sender (FB)¶

FUNCTION_BLOCK Unsafe_SDG_Sender

J1939-76 Safety SDG sender.

Unsafe_SDG_Sender does send J1939-76 SDG data (SHM and SDM) produced by a J1939SafetySafe.Safe_SDG_Producer via CAN driver.

Basics and data flow¶

For an overview of general data flow see the J1939SafetySafe library main documentation and the J1939 Safety example.project function block J1939_example_CFC.

InOut:

Scope	Name	Type	Initial	Comment
Input	`xEnable`	`BOOL`	TRUE	Enable the sender.
	`itfCL2Driver`	`ICL2Driver`		CAN driver to use.
	`SDGS`	`J1939SafetyItf.SAFETY_DATA_GROUP_SAFE`		SDGS data to be send.
Output	`xBusy`	`BOOL`	FALSE	In operation.
	`xError`	`BOOL`	FALSE	Error occured.
	`eErrorID`	ERROR	ERROR.NO_ERROR	Error status.
	`udiSHMcnt`	`UDINT`	0	number of sent SHM
	`udiSDMcnt`	`UDINT`	0	number of sent SDM
	`udiSDGcnt`	`UDINT`	0	number of sent SDG
	`udiLossCnt`	`UDINT`	0	number of lost SDG
	`udiSndErrCnt`	`UDINT`	0	number of SDG send errors