◄Syntax► ◄Details► ◄Example► ◄Contents► ◄Index► ◄Back► ────────────────────────────────────────────────────────────────────────────── ON COM(n%) GOSUB {linenumber | linelabel} ■ n% An integer expression that indicates one of the COM (serial) ports: 1 = serial port 1; 2 = serial port 2. ■ linenumber or The first line of the event-handling routine to linelabel branch to when characters are received at a communications port. See Also ◄COM► ◄EVENT►