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Chapter 5 Command Reference
Chapter Contents
5-2 Operating and Programming Guide
Chapter Contents
This chapter provides a description of each command that can be used
to operate the GPS Receiver. The commands are grouped by functions.
The functions are grouped and ordered the same as they are in
Chapter 4, “Command Quick Reference,” and on the foldout “Receiver
Commands at a Glance (cont’d).”
This chapter is organized as follows:
• Command Syntax Conventions page 5-4
• Description Format page 5-5
– Commands and Returns page 5-5
– Query-Specific Information page 5-6
• GPS Satellite Acquisition page 5-7
– Facilitating Initial Tracking page 5-9
– Establishing Position page 5-12
– Selecting Satellites page 5-17
– Compensating for Antenna Delay page 5-22
– Monitoring Acquisition page 5-24
• 1 PPS Reference Synchronization page 5-27
– Monitoring 1 PPS Synchronization page 5-28
– Assessing 1 PPS Quality page 5-30
– Operating in Holdover page 5-36
• Operating Status page 5-39
– Receiver Operation at a Glance page 5-41
– Reading the Error Queue page 5-42
– Reading the Diagnostic Log page 5-43
– Monitoring Status/Alarm Conditions page 5-48
– Assessing Receiver Health page 5-70