Contents

6.8Monitoring NTP . . . . . . . . . . . . . . . . . . . . . . . . . . 6-31

6.8.1NTP Events on Windows NT . . . . . . . . . . . . . . .6-32

6.8.2UNIX System Log Files . . . . . . . . . . . . . . . . . .6-34

6.8.3NTPQ – The NTP Query Utility . . . . . . . . . . . . .6-35

A

Trimble Standard Interface Protocol

 

 

A.1

Interface Scope

A-1

 

 

A.1.1

Packet Structure . . . . . . . . . . . . . . . . . . . . . .A-2

 

A.2

Physical Interface Characteristics

A-3

 

 

A.2.1

Nomenclature . . . . . . . . . . . . . . . . . . . . . . .A-4

 

 

A.2.2

Protocol Capabilities. . . . . . . . . . . . . . . . . . . .A-4

 

 

A.2.3

Event Input. . . . . . . . . . . . . . . . . . . . . . . . .A-6

 

A.3

Packets Output at Power-Up

A-6

 

A.4

Receiver Warm Start

A-7

 

A.5

Default Background Packets for Acutime 2000

A-8

 

A.6

Default Automatic Position and Velocity Reports

 

 

 

for Acutime 2000

A-9

 

A.7

Automatic Primary and Supplemental Timing Reports

 

 

 

for ACE UTC

A-9

 

A.8

Low-Latency Timing Packets

A-10

 

A.9

Event Packets

A-11

 

A.10

Satellite Data Packets

A-11

 

A.11

Customizing Receiver Operations

A-12

 

A.12

Command Packets Sent to the Receiver

A-14

 

A.13

Report Packets Sent by the GPS Receiver to the User

A-16

 

A.14

Packet Structure

A-19

 

A.15

Packet Descriptions

A-20

 

A.16

Custom OEM Packets

A-85

 

A.17

TSIP Superpackets

A-85

 

A.18

Datums

A-126

 

A.19

Sample TSIP Routines

A-134

viii

Acutime 2000 Synchronization Kit User Guide

Page 8
Image 8
Trimble Outdoors Part Number 45005-00-ENG, AcutimeTM2000 Synchronization Kit manual Trimble Standard Interface Protocol