Using test terminal, Select the com port you want to test, Test termina – Comtrol RPSH Windows 2000 User Manual
Page 13: Leting, Step 4
Using Test Terminal
13
4.
Close the Program group. Now it will appear under the Start ---> Programs button.
Using Test Terminal
WCOM32 is a terminal program that enables you to open a port, send characters and commands to the port,
and toggle the control signals.
Note: WCOM32 will not work on ports used by RAS if Remote Access Service is running or any other
application is using the port. If you are using RAS, you must stop the service before starting WCOM32
to test RAS COM ports. To test ports that are not used by RAS, you do not need to stop RAS.
1.
To start WCOM32, select Test Terminal from the
. The program window displays:
2.
Select Open Port from the Port menu. A list of possible COM port numbers displays.
3.
Select the COM port you want to test.
If the COM port does not exist or if it is currently being used by another program, a Create File Error
message displays.
If the COM port is available, a terminal window pops up:
Note: Notice the <loop> button in the terminal window. If this option is activated, it is green and uppercase
(
), the COM port internal loopback feature is activated, and the data is returned by the COM port
hardware. If this option is deactivated, it is gray and lowercase (
), the internal loopback is
deactivated, and the data is sent out the COM port.