The xonoff BASIC program disables or enables x-on/x-off on a specified port, or the current port.
xonoff {(options}
| options | port.number | Integer number that indicates the port number. |
| f | Toggles xon/xoff off. | |
| n | Toggles xon/xoff on. This is the default setting. | |
| s | Suppresses the output of the status message. |
When the xon/xoff capability is on, CTRL+S stops the terminal from displaying output and CTRL+Q is used to resume the display. If no options are specified, the status displays.
The xon and xoff commands are used for flow control to printers and other devices.
xonoff [1314] xon/off is enabled.
xonoff (f [1315] xon/off is disabled.
xonoff (n [1314] xon/off is enabled.