ActiveX Demo Application
Select the port to be opened and click
Type in data to be written to the port
then click on "WriteString".
Changes in status generate events
listed in the bottom window.
You can also read data from the port
on the "read from port" button.
You can use the control for serial or
The "Status by Polling" reads the
on a timed basis.
The IO demo is part of the demo download
of the I/O ActiveX control. You can use it to test I/O from PC to
or PC to PC(serial).
ASCII Code Table
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of Cortland NY