FB_CxGetDeviceIdentification

FB_CxGetDeviceIdentification 1:

The functionblock FB_CxGetDeviceIdentification can be used to get the device identification of a CX-Device.

VAR_INPUT

VAR_INPUT
    bExecute        : BOOL;
    tTimeout        : TIME;
END_VAR

bExecute: Command is executed with rising edge.

tTimeout: Timeout to cancel the function call.

VAR_OUTPUT
    bBusy       : BOOL;
    bError      : BOOL;
    nErrorID    : UDINT;
    stDevIdent  : ST_CxDeviceIdentification;
END_VAR

bBusy: Data are read from the CX-Device. Data are stored in stDevIdent if bBusy = FALSE and bError = FALSE.

bError: Gets TRUE, with any error.

nErrorID: Contains the error id if bErr is TRUE.

stDevIdent: Contains the read data, see ST_CxDeviceIdentification.