User's Manual
Leadtek GPS LR9553D Bluetooth Data logger & Receiver
©2007 Leadtek Research Inc. All rights reserved.
12
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(2) GPS information and signals
When the device and the computer are correctly connected, the received GPS data will be
shown on the window of “Development Data View”. The strength of GPS signals will be
displayed on the window of “Signal View”.
Development Data View
The received data shown on this window are the standard NMEA format via RS232 transmission.
Signal View
a.
The strength of GPS signals will be presented in bar chart. From the color of the
bars, the validity can be ensured. The green color represents that the data are
stable enough to be used for positioning and the purple color means the
reception is not stabilized yet. When it shows in red color, no GPS signals can
be acquired.