EthIcmpPing (FB)

FUNCTION_BLOCK EthIcmpPing EXTENDS AC500_StateMachine.AbbETrig

Function block to ping the IP address of an existing communication partner using ICMP echo request (Async Task used for blocking ping)

InOut:

Scope

Name

Type

Initial

Comment

Inherited from

Input

Execute

BOOL

FALSE

A rising edge starts the operation, the output Busy goes to TRUE. In the first cycle all other inputs are read and stored, afterwards they are ignored. A falling edge does not stop the operation. After Done = TRUE or Error = TRUE and Execute = FALSE all outputs will be reset.

AbbETrig

Output

Done

BOOL

FALSE

Operation is completed without error (while outputs Busy and Error are FALSE). This output is TRUE for at least one cycle or until Execute is set to FALSE

AbbETrig

Busy

BOOL

FALSE

Operation is running (while outputs Done and Error are FALSE)

AbbETrig

Error

BOOL

FALSE

Operation is stopped with error (while outputs Busy and Done are FALSE). This output is TRUE for at least one cycle or until Execute is set to FALSE. The output ErrorID gives more details about the error.

AbbETrig

Input

Eth

BYTE

ETH1

Index number of the assigned interface - Input is ignored, existing only for compatibility reason

IPAdr

DWORD

1

IP address to be pinged

TimeOut

WORD

5000

Time to wait for an answer in msec

Output

ErrorID

ERROR_ID

ERROR_ID.NO_ERROR

Error code that describes the occured error