F_VN_StartAbsWatchdog

F_VN_StartAbsWatchdog 1:

Starts a cooperative watchdog given an absolute stop time.

Syntax

Definition:

FUNCTION F_VN_StartAbsWatchdog : HRESULT
VAR_INPUT
    tStop  : DINT;
    hrPrev : HRESULT;
END_VAR

F_VN_StartAbsWatchdog 2: Inputs

Name

Type

Description

tStop

DINT

Stop time in us

hrPrev

HRESULT

HRESULT indicating the result of previous operations (If SUCCEEDED(hrPrev) equals false, no operation is executed.)

F_VN_StartAbsWatchdog 3: Return value

HRESULT

Weiterführende Informationen

Weitere Informationen finden Sie im Kapitel Watchdogs.

F_VN_StartAbsWatchdog 4:

tStop-Zeit überschritten

Beachten Sie, dass die tStop-Zeit bei Auslösung des Watchdogs geringfügig (einige µs) überschritten wird.

Required License

TC3 Vision Base

System Requirements

Development environment

Target platform

PLC libraries to include

TwinCAT V3.1.4024.59 or later

PC or CX (x64) with PL50, e.g. Intel 4-core Atom CPU

Tc3_Vision