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1. PC-CDU software
1.1. PC-CDU’s purposes and functions
PC-CDU is a windows application for controlling radio navigation receivers developed and manufac-
tured by the Topcon Positioning Systems company.
The most current version of PC-CDU MS (as of 2.1.10, April 1, 2002) provides the following func-
tions:
• Connects a PC to a TPS receiver via the computer’s serial or parallel ports (
Direct Con-
nection Mode
).
• Configures a TPS receiver as an “Internet Server”. To do this, the user must run PC-
CDU in
Internet Server Mode
.
• Connects a PC to a TPS receiver that has been configured and is being run in
Server
Mode
via the Internet. In this case the user must run his/her PC-CDU in
Internet Client
Mode
.
• Keeps track of the total number and the status of all visible satellites.
• Displays the receiver’s current position and time in real time.
• Controls the recording of raw data measurements into the receiver’s internal memory.
• Downloads collected raw data measurements (log files) from the receiver’s internal
memory onto the computer’s disk drives.
• Records, in real time, the receiver’s raw data measurements on the computer’s disk in
JPS and RINEX formats (using the executable file jps2rin.exe).
• Displays, in real time, the graph of the receiver’s current position and the satellite sky
plot.
• Allows displaying and programming the receiver’s main settings (such as
Data Re-
cording Interval
,
Position Computation Mode
, etc.).
• Allows display of the current receiver options and loading of
Option Authorization Files
.
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