Siemens XT55 manual SiRFstar demo on selected COM port

XT55 GPS Startup User’s Guide Confidential/Released

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•Click the Connection/Disconnection icon on the toolbar by the up-down button (see Figure 5), the program will then automatically connect to Data Source and starts evaluating.

Click this button to open and close the connection.

Figure 5: SiRFstar demo on selected COM port

•The output messages can be viewed in the Development Data screen. For a description of NMEA messages refer to [3]. The valid/invalid protocols can be recognized on the $GPRMC protocol as shown in figure below. The capital letter “A” means, incoming protocols are valid while the capital letter “V” means incoming protocols are invalid.

Figure 6: Development data screen

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