serial_close()

Closes serial COM port channel.

Syntax

serial_close(port);

Parameters

port COM port name. Use string type, e.g. “COM10”.
Return Value Returned value is 0 when port is successfully closed. Returned value is 1 when port has not been closed. Returned value is integer number.
0 - port successfully closed
1 - port unsuccessfully closed

Example

result = serial_close("COM10");

result: 

0

See also

serial_open