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COM(n)

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The COM(n) statement is used in an OPEN COM statement to open "COM1" or "COM2", it can also be used to enable/disable/stop event trapping of the serial port or to setup the event handler using ON COM (n).


Syntax: OPEN "COM1:" + options$ FOR mode AS #1


Syntax 2: COM(n) {ON|OFF|STOP}

Syntax 3: ON COM(n) GOSUB {linenumber|label}

Description:

  • COM is used as part of the OPEN string parameter.
  • COM number with a colon is used in the OPEN COM statement in quotation marks or a STRING variable.
  • Other parameters such as the baud rate(speed) are also required in the string parameter.
  • COM(n) ON, OFF or STOP can be used to enable, disable or temporarily stop event trapping respectively.


Example: OPEN "COM1: 9600, N, 8, 1," FOR RANDOM AS #1 LEN = 2048 ' random can transmit and receive data


See also:

OPEN COM, ON COM(n)



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