| The PortIsAvailable method returns information about serial port availability. | |||||||||||
| 
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| Parameters | |||||||||||
| PortName | |||||||||||
| Port name which availability should be verified. | |||||||||||
| Return Values | |||||||||||
| The PortIsAvailable method returns TRUE if serial port is available, FALSE if the port is already used by another application or does not exist. | |||||||||||