FB_GetHostName

VAR_INPUT

VAR_INPUT
    sNetID   : T_AmsNetId;
    bExecute : BOOL;
    tTimeout : TIME := DEFAULT_ADS_TIMEOUT;
END_VAR

sNetID: This parameter can be used to specify the network address of the TwinCAT computer whose host name is to be read (type: T_AmsNetID). If it is to be run on the local computer, an empty string can be entered.

bExecute: the block is activated by a positive edge at this input.

tTimeout: States the length of the timeout that may not be exceeded during execution of the command.

VAR_OUTPUT

VAR_OUTPUT
    bBusy     : BOOL;
    bError    : BOOL;
    nErrID    : UDINT;
    sHostName : T_MaxString;
END_VAR

bBusy: When the function block is activated this output is set. It remains set until a feedback is received.

bError: In the event of an error during the command transfer, this output is set once the bBusy output has been reset.

nErrID: Supplies the ADS error number when the bError output is set.

sHostName: Host name as string (type: T_MaxString).

Requirements