Hello Guys, i want to know How long the LED ( pin 13 ) was on? in this format (Minute:Second). When i click on the button, start counting the times until when i click again. i need to calculate the 2 times between the True and False case structure.

NI-DAQmx
Provides support for NI data acquisition and signal conditioning devices. 
NI-VISA
Provides support for Ethernet, GPIB, serial, USB, and other types of instruments. 
NI-488.2
Provides support for NI GPIB controllers and NI embedded controllers with GPIB ports.

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