LabVIEW serial interrupt
2016-08-23
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Application background
Only when the serial port receives a character Read  VISA; the function is executed.. Call Wait on Event  VISA; the off the shelf is always blocked until the time when the data arrives at the serial port.. Thus, the Read  VISA function is executed only when data is on the port. By specifying the number of bytes to be read from 1, we can ensure that the serial port is only when the data is available. Note that a VISA Events  Disable function is needed before the program is stopped..Key Technology
By using VISA event programming to solve. By using VISA; Enable Event  this VI, when the serial port to receive the string, VISA will produce an event. In the while loop, we can place a Wait on Event  VISA function in front of the Read VISA function;.labview
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