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INT X : number of instances opened successfully
0 - failed
2. F_CloseInstances
General Description
All FPAs terminate communication with target devices and close target devices according to configuration settings (power setting, adapter line states, etc.). Finally, the USB/Ethernet connections to the FPAs are terminated and API-DLL instances are freed. The Multi API-DLL can now be used to open a new set of FPAs using the function F_OpenInstancesAndFPAs.
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