Agilent Technologies R Series, Руководство пользователя

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Appendix A: BenchCel ActiveX control
BenchCel Microplate Handling Workstation R-Series User Guide
148
LONG
IsPlatePresent(SHO
RT sStack, [in, out]
VARIANT_BOOL*
pPresent Description
Method to test whether a stack has a microplate and is loaded. If the
stack is not loaded, the result returned through pPresent will not be
meaningful. The stack number is 0-based. This method should be called
after a successful connection.
Parameters
Returns
S_OK if successful, other value otherwise.
Visual C++ example
1Result = m_Benchcel.IsPlatePresent(1,&bPlatePresent);
Visual Basic example
1Result = BenchCel.IsPlatePresent(1,bPlatePresent)
LONG
ReleaseStack(SHOR
T sStack) Description
Method to release a stack. A released stack can be freely taken from the
device for the loading or unloading of microplates. However, the
BenchCel cannot downstack from or upstack to a released stack. The
stack number is 0-based.
Note: This method can also be used to perform the close clamp
function.
Parameters
Argument
Type Argument
Name Range Description
SHORT sStack 0 to n-1,
where n is
the number
of stacks Which stack to check
VARIANT_
BOOL* pLoaded Valid
pointer to
receive
whether a
microplate
is present On a successful call, the value
pointed to by pPresent should
indicate whether the stack is
loaded and has a microplate
available for downstacking
Argument
Type Argument
Name Range Description
SHORT sStack 0 to n-1,
where n is
the number
of stacks The stack to be released