2
RSSI check box
RSSI
stands for "Received Signal Strength Indicator".
3
Start/(Stop) button
(Packet Information)
Range Test tab
Configure a PC serial port to communicate with the modem:
1. Launch X-CTU Software: Start > Programs > Digi > X-CTU
Click the PC Settings tab. From the dropdown list, select the PC com port
that will be used to connect to Radio1. Com ports dedicated to USB RF Modems
will always begin with “Digi PKG-U...”.
Select the Baud rate that matches the default RF data rate (over-the-air
baud) of Radio1. Use default values for remaining fields.
2
3
1. Click the Range Test tab.
(Optional) Check the check box in the RSSI section to enable display of signal strength.
Click the Start button to begin range test.
4. Move Radio2 (with loopback adapter) away from Radio1 and observe
packet information to determine the range of the wireless link.
2
3
3
PC Com Port
Interface Data Rate (Baud)
By default, the XTend-PKG-U RF data rate
is set to 9600 baud (bps).
Remaining Default Values:
Flow Control = NONE
Data Bits
= 8
Parity
= NONE
Stop Bits
= 1
2
PC Settings tab
2
Determine the RF Modem Range
Configure Serial Port-Modem Commuications
