B&B Electronics QSPXP-100 - Manual - Manual (Page 19)

B&B Electronics ExpressCard Serial Adapter User’s Manual l Making ex
Rev 1.00 (July 2007) Page 15
Testing serial ports in HyperTerminal
This section explains how to test the functionality of your Serial
Adapter using HyperTerminal.
An RS-232 loopback connector is included with adapters with a model
number ending in “100”. An RS-422/485 loopback is included with
adapters with a model number ending in “200/300”.
Running Hyperterminal
Step Procedure Description

Step 1 Attach the loopback connector to the DB-9
connector.
Be sure to use the correct loopback
connector for RS-232 or RS-422/485.

Step 2 Launch HyperTerminal. In Windows, select Programs/
Accessories/ Communications/
HyperTerminal.

Step 3 Create a new session. When prompted, give the session any
name you wish.

Step 4 Select the COM # associated with port 1
from the drop down list.
You are now set up to test the first serial
port.
Note: Leave all settings at default.

Step 5 With the session open, type any text. If the text you type is echoed on the
screen, the port is functioning properly.

Step 6 Close the session.

Step 7 Repeat steps 3 through 6 for each serial
port.
If the text you type is echoed on the
screen, the port is functioning properly.