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Appendix F – DL Logs

DL™ User Manual Rev 3

GROUPA

Structure:

Field #

Field type

Data Description

Example

1 $GROUPA

Log

header

$GROUPA

2 GroupName

Log

group

DIFFBASE

3 SessionName

Session

Name

8ABC9

AntSN

Antenna serial number

CGA95040020

5 AntType

Antenna

type

502NK

AHeight

Antenna height (m)

2.050000

ECutoff

Elevation cutoff (degrees)

5.000000

SatLimit

Satellite observations limit

GroupStatus

Group status flag (hexadecimal), see Table . 01

10 StnHealth

Station

health

11 StnID Station

Lat_Time

Latitude (degrees) or Time (s)

51.116321

Long_Horz

Longitude (degrees) or Horizontal (m)

-114.038336

Height_Vert

Height (m) or Vertical (m)

1048.207

15 SiteNumber

Site

number

7ABCD8

SiteName

Site name

Company Building

Ameasure

Antenna height measurement method

502-TRUE

Res1

Reserved for future use

Res2

Reserved for future use

Res3

Reserved for future use

21 LogID Log

identifier

P20A

LogTrigger

Trigger event for log

ONTIME

LogRate

Repetition period for log

10.00

LogStatus

Log status flag (hexidecimal), see Table 18: Log Status Word
Encoding, Page 68.

Res4

Reserved for future use

26 …n-2

…

Additional log specifications

…

n-1 *xx

Checksum

*23

n [CR][LF]

Sentence

terminator

[CR][LF]

Example:

$GROUPA,DIFFBASE,8ABC9,CGA95040020,502NK,2.050000,5.000000,5,01,4,1,
51.116321,-114.038336,1048.207,7ABCD8,Company Building,502-TRUE,,,,
P20A,ONTIME,10.00,01,,RGEA,ONTIME,2,01,,REPA,ONCHANGED,0,02,*23[CR][LF]

Table 17: Group Status Word Encoding

Field

Bit Mask

Description

GROUP_ST_FIX

0x01

GPS Position fixed, 1 = fixed, 0 = unfixed

GROUP_ST_AVE

0x02

GPS Position averaged, 1 = averaged, 0 = not averaged

GROUP_ST_KINEMATIC

0x04

Survey type, 1 = kinematic, 0 = static

Summary of Contents for DL

Page 1: ...DL TM User Manual ...

Page 2: ...icense agreement or non disclosure agreement The software may be used or copied only in accordance with the terms of the agreement It is against the law to copy the software on any medium except as specifically allowed in the license or non disclosure agreement No part of this manual may be reproduced or transmitted in any form or by any means electronic or mechanical including photocopying and re...

Page 3: ...s 21 Power Port Cable 22 Using the Removable Flash Memory Card 23 Sleep Power Down and the Power Switch 25 Status Indicators 26 3 USING THE DL 27 System Behavior 27 Self Test 27 Autonomous Versus Host Controlled Operation 27 Default Schedule and Group Configuration 27 Site Records in Scheduled Automatic Logging Sessions 27 Monitoring Your System 27 Communications with the DL 28 Data Logging 28 Sch...

Page 4: ...PENDIX E DL COMMANDS 47 Battery 48 Del 48 Dir 49 Dump 49 Group 50 Loggroup 53 Mets 54 PDC 55 Project 56 PSN 57 Pversion 57 Rename 57 Schedule 57 Site 60 Sleep 62 Status 63 Vout 63 Write 63 APPENDIX F DL LOGS 64 PDC Files 64 BATA B 65 DIRA B 66 GROUPA B 66 GRPA B 69 HDRA B 71 LPSTATUSA B 73 META B 74 MSGA B 75 PDCVERA B 77 PROJECTA B 78 PSNA B 79 SCHA B 80 SITELOGA B 81 STATUSA B 83 ...

Page 5: ...ption Typical Case for RTK Survey 2 Second Rate 31 8 Memory Consumption Typical Case for Static Survey 15 Second Rate 31 9 Power Connector Pin Assignment 41 10 COM2 Serial Port Connector Pin Assignment 42 11 COM1 Serial Port Connector Pin Assignment 42 12 Straight Serial Cable Pin Assignment 43 13 Null Modem Cable Pin Assignment 44 14 I O Connector Pin Assignment 45 15 I O Cable Pin Assignment 46 ...

Page 6: ...p of Ports on Rear End cap 19 5 Removing a Connector 19 6 Opening the Cover 24 7 Handling the PC Card 24 8 Status Indicators 26 9 LOADER Options 34 10 Views 36 11 Power Cables 41 12 Straight Serial Cable Illustration 43 13 Null Modem Serial Cable Illustration 44 14 I O Cable Illustration 45 15 Mounting Bracket 88 16 Mounting Bracket Drill Holes Dimensions 89 ...

Page 7: ...FROM NOVATEL IN ADDITION THE FOREGOING WARRANTIES SHALL NOT APPLY TO PRODUCTS DESIGNATED BY NOVATEL AS BETA SITE TEST SAMPLES EXPERIMENTAL DEVELOPMENTAL PREPRODUCTION SAMPLE INCOMPLETE OR OUT OF SPECIFICATION PRODUCTS OR TO RETURNED PRODUCTS IF THE ORIGINAL IDENTIFICATION MARKS HAVE BEEN REMOVED OR ALTERED THE WARRANTIES AND REMEDIES ARE EXCLUSIVE AND ALL OTHER WARRANTIES EXPRESS OR IMPLIED WRITTE...

Page 8: ..._______________________ Address ___________________________________________________________________________________________ City ___________________________________________ Prov State _________________________________________ Zip Postal Code _________________________________ Country ___________________________________________ Phone ________________________________________ Fax _____________________...

Page 9: ...duct In a domestic environment this product may cause radio interference in which case the user may be required to take adequate measures CAUTION 1 This device incorporates circuitry to absorb most static discharges However severe static shock may cause inaccurate operation of the unit Use anti static precautions where possible 2 This device is a precision instrument Although it is designed for ru...

Page 10: ...to become familiar with this manual if you wished to interact with the DL from the command prompt interface or in any other way chose not to use SoftSurv Throughout this document metric SI Système Internationale units are used Appendix G is included to assist you with conversions to imperial units Wherever software commands are listed or described certain conventions are followed These are explain...

Page 11: ...o operate in environments where very high dynamics and frequent interruption of signals can be expected It features a rugged reliable design for use in adverse environments The DL is engineered to provide years of reliable operation Figure 1 shows front left photo and rear right photo views of the DL Figure 1 NovAtel DL Front Rear Description Description 1 PC Card access door 8 COM1 port indicator...

Page 12: ...led data collection with the ability to go into low power sleep mode between scheduled data collection sessions smart power sensing from two independent batteries which permits automatic switchover two bi directional serial ports one of which has power which support data transfer rates of up to 115 200 bit second obsolescence prevention due to field upgradeable firmware program software What makes...

Page 13: ...ver configuration settings almanac Reset hardware or software activated Serial port control Datum table or user definable Magnetic variation correction Undulation table or user definable Position height velocity constraints Satellite lockout elevation cut off and health control OPERATING MODES Whenever the DL is connected to a power source regardless of whether the DL is turned on or off it detect...

Page 14: ...A032 NovAtel GPSAntenna Model 502 503 or 512 dual frequency active antennas designed for high accuracy applications A choke ring is available for the 502 antenna model A032 while the 503 antenna includes one NovAtel Model C005 C015 or C030 5 15 or 30 m length coaxial antenna cable power cable to connect the DL to an automotive cigarette lighter adapter battery bracket to allow the DL to be mounted...

Page 15: ... a desk or other suitable work surface 2 Connect an RS232C communication terminal e g PC data logger to one of the serial ports of the DL The supplied null modem cables are intended for RS232C communications only See Serial Ports Cables Page 20 3 Connect the output of a power source e g AC DC converter to the input power port of the DL Once power is supplied the DL turns on automatically and begin...

Page 16: ...pple For example attach the DL to a tripod leg using the optional mounting bracket see Figure 14 Mounting Bracket and Figure 15 Appendix I Although the unit has a moisture and dust resistant enclosure shelter it from adverse environmental conditions when possible 2 Position the antenna at the desired location e g on a tripod over a survey marker The recommended antenna depends on which model of th...

Page 17: ...E RIGHT ANTENNA The purpose of an antenna is to convert electromagnetic waves into electrical signals An active antenna is required It has a Low Noise Amplifier LNA that boosts the strength of received signals to help offset the cable losses The LNA can be energized directly by the DL or by another source NovAtel recommends the use of active antennas only The recommended antenna depends on which m...

Page 18: ...has an environmentally sealed radome A choke ring s unique construction substantially reduces the multipath effect on the GPS signal The choke ring actually reduces the antenna gain at low elevation where the multipath is more prone to affect system accuracy By reducing measurement errors due to multipath the result is greater accuracy in your positioning calculations WARNING While there may be ot...

Page 19: ...dling the cables To insert a cable make certain you are using the appropriate cable for the port the serial cable has a different connector 10 pin than the I O cable 8 pin Line up the red dot on the connector shell with the red index mark on the receptacle on the DL Insert the connector until it seats with a click it is now locked in place To remove a cable grasp the connector by the knurled ring ...

Page 20: ...nt for each serial port is listed following FEATURES COM1 COM2 300 1200 4800 9600 19200 38400 57600 and 115 200 BPS data rates RS 232C signal levels Electromagnetic interference suppression filters Hardware and Software flow control operation BAT voltage output For communication to occur the DL serial port configuration must match that of the external device s The DL s default port settings are RS...

Page 21: ...r LNA of an active antenna It has a TNC female connector The purpose of an antenna is to convert electromagnetic waves into electrical signals An active antenna is required It has a LNA that boosts the strength of received signals to help offset the cable losses The LNA can be energized directly by the DL or by another source NovAtel recommends the use of active antennas only For further informati...

Page 22: ...one if available without any interruption in its logging activities Consider the case where the DL is connected to two 12 V DC batteries As described in Table 4 Page 26 as the voltage drops on the first battery the Power indicator color changes from green to amber then to red Warning messages are sent on the serial port indicating that battery power is becoming exhausted see the description of the...

Page 23: ... to pre configured parameters without any user intervention In applications when continuous user interaction is required such as in GIS surveying a simple handheld controller can be used with DL as the controller does not require its own data logging memory The reduced handheld data logger or controller requirements simplify your system and reduce its total cost and power consumption The access do...

Page 24: ...en grasp the card as illustrated in the photo on the right below and pull it all the way out To insert the card ensure that it is correctly aligned before gently sliding it into the slot When the card slides all the way in and locks in place the eject button will extend If you attempt to insert the card incorrectly it will not go all the way in and the eject button will not extend In this case do ...

Page 25: ...ot received through either serial port for 5 minutes or a SLEEP command is issued unless a scheduled event is about to take place The DL scheduler is still enabled and the DL will wake up from sleep mode prior to a scheduled event Power Down To enter the low power mode press the button until the three status indicators turn red and begin to flash then release it This is also the mode entered into ...

Page 26: ... less than 10 7 Volts Amber Switching batteries Power Red There are no good batteries available Operation is disabled Amber fast blink High temperature warning Red fast blink High temperature shutdown Amber slow blink High temperature shutdown Temperature returning to normal blinks once every five seconds Red slow blink High temperature shutdown Waiting for temperature to return to normal blinks o...

Page 27: ...roup named POWERUP or if such a group does not exist stop any current manual logging and enable the scheduler Execution of the POWERUP group implicitly disables the scheduler If a host controlled mode is desired the host should enter the POWERUP DISABLE command This will ensure that autonomous operation mode behavior does not take effect upon acquisition of time DEFAULT SCHEDULE AND GROUP CONFIGUR...

Page 28: ...phical interface such as SoftSurv UTILITIES to configure and communicate with your DL However you can also issue commands manually the DL s command prompt interface is described in Appendix J Page 90 For specific information about any of the DL s commands and logs please consult Appendix E DL Commands Page 47 and Appendix F DL Logs Page 64 of this manual DATA LOGGING The most basic activity is log...

Page 29: ...ccur on a Monday this event is serviced every Monday that the system is in operation Start and stop times must be provided with a resolution of 1 minute The minimum time interval per logging session is 5 minutes If you do not provide file names in advance a unique file name is automatically generated for each set of recorded logs Only one schedule can be active at any time If there is sufficient t...

Page 30: ... Bytes 6 SV 144 268 264 388 9 SV 204 328 384 508 12 SV 264 388 504 628 The number in a specific cell in this table represents the memory consumption in bytes per recorded GPS point for a given number of visible satellites and a given recording mode The following relationship based on Table 6 yields an estimate of the data storage requirements for a data recording session Minimum file size in bytes...

Page 31: ...ble 8 reflect the memory consumption in kilobytes per hour for scenarios of 6 9 or 12 satellites in view Table 8 Memory Consumption Typical Case for Static Survey 15 Second Rate L1 only L1 L2 Single point Observations kBytes hour Single point or Differential Observations Positions kBytes hour Single point Observations kBytes hour Single point or Differential Observations Positions kBytes hour 6 SV...

Page 32: ...ADE OR UPDATE THE MILLENNIUM GPSCARD There are two procedures to choose from depending on the type of upgrade update you require 1 If you are upgrading to a higher performance model at the same firmware revision level e g upgrading from a MiLLennium Standard rev 4 50 to a MiLLennium RT 2 rev 4 50 you can use the AUTH special command 2 If you are updating to a higher firmware revision level of the ...

Page 33: ...es as a file with a name such as OEMXYZ EXE where XYZ is the firmware revision level This file is available from NovAtel s FTP site ftp novatel ca or via e mail support novatel ca Alternately the file can be mailed to you on floppy disk At least 1 MB of space should be available on the PC s hard drive For convenience you may wish to copy this file to a GPS sub directory e g C GPS LOADER The file i...

Page 34: ...am Card 5 Select the disk drive e g A B C D in which the update file e g 442 BIN is located Select the path where the update program file is located e g C GPS LOADER the directory from which you started Loader is the default path Select the required update file e g 442 BIN 6 At the prompt enter your update auth code e g 17b2 32df 6ba0 92b5 e5b9 millenrt2 7 When prompted by the program turn on the ...

Page 35: ... Com Setup button Choose the COM port and then the highest baud rate that your PC and DL can handle Click OK Turn on the DL As soon as the Power indicator light on the front of the DL becomes red click once on the Write Flash button in the PDC Loader dialog on your PC A progress bar will appear in the PDC Loader dialog shown above The display box in this dialog will show a list of what is happenin...

Page 36: ...Appendix A DL Drawings 36 DL User Manual Rev 3 APPENDIX A DL DRAWINGS Figure 10 Views 130 0 252 2 117 45 SECTION A A 82 1 A All dimensions are expressed as millimeters ...

Page 37: ...ing appropriate mounting the DL conforms to random vibration templates for RTCA DO 160C Section 8 6 2 Curve C template MIL STD 202F Test Condition I Letter A nominal template and ASAE EP455 Section 5 15 1 nominal template contact your dealer or NovAtel Customer Service for information on the effect of the mounting bracket Frequency 10 Hz 10 Hz 40 Hz 1000 Hz 2000 Hz 2000 Hz Magnitude g2 Hz 80 dB de...

Page 38: ... CEP L1 L2 post processing differential 2 cm 1 ppm baseline CEP Position Latency 175 ms Pseudorange Code Measurement Accuracy C A code phase 10 cm RMS with C No 42 0 dB Hz P code phase 40 cm RMS with C No 36 0 dB Hz Velocity Accuracy 0 03 m s nominal differential 0 20 m s nominal single point Single Channel Carrier Phase Measurement Accuracy L1 carrier phase 3 mm RMS C No 42 0 dB Hz L2 carrier pha...

Page 39: ... rates 300 1200 4800 9600 19200 57600 115200 bps 9600 bps default Signals supported TX RX RTS CTS DTR DSR DCD Electrical format EIA RS232C Standard INPUT OUTPUT STROBES VARF Output A programmable variable frequency output ranging from 0 5 MHz refer to FREQUENCY_OUT command with pulse width 1 ms This is a normally high active low pulse There may be as much as 50 ns jitter on this signal PPS Output ...

Page 40: ... compatible with a Type II PC Card ATA mass storage card and has been tested with 4 MB 20 MB 40 MB and 85 MB PC Cards Please contact your local NovAtel dealer or the NovAtel Customer Service Department see CUSTOMER SERVICE on Page 8 for a list of supported PC Cards You can also obtain memory cards directly from NovAtel please see Appendix H Replacement Parts on Page 87 An industrial temperature gr...

Page 41: ...A Input 3 Positive Supply B Input 2 Positive Supply A Input 4 Negative Supply B Input POWER CABLES Figure 10 Power Cables 10 11 7 7 13 12 9 7 14 14 8 8 7 7 15 1 2 3 4 5 6 3 4 1 2 Reference Description Reference Description 1 Brown GND 9 Optional power cable 33 5 cm or 75 cm 2 Orange 10 7 to 18 V DC 10 Automotive cigarette lighter adapter 3 Red 10 7 to 18 V DC with 3 amp slow blow fuse 4 Black GND ...

Page 42: ...Pin Assignment Pin Name Description 1 DCD Data Carrier Detect input 2 RXD Receive Data input 3 TXD Transmit Data output 4 GND Battery return 5 GND Signal ground 6 No Connection 7 RTS Ready to Send output 8 CTS Clear to Send input 9 BAT Battery 10 N C N C Table 11 COM1 Serial Port Connector Pin Assignment Pin Name Description 1 DCD Data Carrier Detect input 2 RXD Receive Data input 3 TXD Transmit D...

Page 43: ...ellow 12 Male LEMO 10 pin plug 6 Green 13 DE9P male 7 Blue 14 10 conductor cable Table 12 Straight Serial Cable Pin Assignment LEMO Pin No RS232C Signal COM1 RS232C Signal COM2 Wire Color Code DE9P Pin No Pin 1 DCD DCD Brown Pin 1 Pin 2 RXD RXD Black Pin 2 Pin 3 TXD TXD Red Pin 3 Pin 4 DTR GND Orange Pin 4 Pin 5 GND GND Yellow Pin 5 Pin 6 DSR DSR Green Pin 6 Pin 7 RTS RTS Blue Pin 7 Pin 8 CTS CTS ...

Page 44: ...Male LEMO 10 pin plug 6 Green 13 DE9S female 7 Blue 14 10 conductor cable Table 13 Null Modem Cable Pin Assignment LEMO Pin No RS232C Signal COM1 RS232C Signal COM2 Wire Color Code DE9S Pin No Pin 1 DCD DCD Brown Pin 4 Pin 2 RXD RXD Black Pin 3 Pin 3 TXD TXD Red Pin 2 Pin 4 DTR GND Orange Pin 6 Pin 5 GND GND Yellow Pin 5 Pin 6 DSR DSR Green Pin 4 Pin 7 RTS RTS Blue Pin 8 Pin 8 CTS CTS Violet Pin 7...

Page 45: ... with external devices 3 MSR Measure Output 4 MKI Mark input this signal provides a time tag to the signal processors which respond to a falling edge of the signal provided from an external device It can be enabled by the user to provide a precise time and data output event 5 STATUS Status output an output that changes logic states when a valid GPS position is obtained by the GPSCard 6 GND Signal ...

Page 46: ...1 VARF variable frequency Brown Pin 2 1 PPS one pulse per second Black Pin 3 MSR measure output Red Pin 4 MKI mark input Orange Pin 5 STATUS valid solutions available Yellow Pin 6 GND Green Pin 7 GND Blue Pin 8 GND White Y CABLE Reference Description 1 Brown ve 2 Orange ve 3 Red ve 4 Black ve 5 Female LEMO Plug 5 5 5 1 2 3 4 1 2 3 4 1 2 3 4 ...

Page 47: ...commands are described in the following sections For a complete listing and description of the other commands that the DL is capable of processing please consult the MiLLennium GPSCard Command Descriptions Manual NOTE At the command prompt type HELP or help to get online help about the various commands SYNTAX CONVENTIONS The following rules apply when entering commands at the command prompt from a...

Page 48: ...ia a BATA log a Select power source A b Select power source B Examples battery battery b DEL This command removes one or more files from the list of stored files on the PC Card The space occupied by the referenced file s is made available for future logging sessions This operation is irreversible Syntax DEL option Command Option Description DEL Command option filename This command removes the name...

Page 49: ...and displays the logging memory available as the size of a file named FREEMEM filename When invoked with a filename argument this command displays the file header information for the specified log file using a HDRA log followed by a GRPA log or a GROUPA log if the group contains information which cannot be displayed with the GRPA log Finally a PROJECTA log is displayed if project information has b...

Page 50: ...ommand is used to display information about one or more existing groups GROUP option Command Option Description GROUP Command option none Entered without arguments this command displays the current groups as a set of GRPA logs followed by MSGA with Code 3001 Error CMDFAIL SubCode 1001 SubCodeMsg ENDGRPLIST group name If a valid group name e g alpha is given as an argument only that log group is di...

Page 51: ...Specifying STATIC results in site records being autogenerated every time a log file is opened if it is not already at a site The current mode can be viewed in the GROUPA B log and is indicated by the GROUP_ST_KINEMATIC bit in the GroupStatus field STATIC SATLIMIT value You can specify the minimum number of satellites desired while logging any of the following logs RGEA B D MKPA B POSA B PRTKA B PX...

Page 52: ...ation subject to the above restrictions as specified in the optional destination override in the particular group is stopped In other words any previous logging on the channel is only stopped if the group is actually going to use the channel At the end of the logging session logging is only stopped on the session default destination In other words log specifications with a port override that diffe...

Page 53: ...itted from the specified port If no filename or serial port is specified a file is opened with an auto generated filename and data is logged to it If a serial port is designated as the destination no SoftSurv header or HDRA log is issued rather a GRPA log is issued to give the logging parameters If a filename is specified the extension PDC is automatically added A path cannot be specified that is ...

Page 54: ...ile Do not enter a specific file name COM1 or COM2 Enter one of these words to disable logging to a serial port Examples loggroup disable loggroup disable file loggroup disable com1 METS This command is used to control the display and logging of meteorological conditions Upon receipt of a METS command a META log is inserted into the current log file If the command is issued without any of the opti...

Page 55: ... ONCE or CONTINUOUSLY ONTIME period Used with the ONTIME trigger seconds 60 offset Used with the ONTIME trigger seconds It provides the ability to offset the logging events If you wished to log data at 1 second after every minute you would set the period to 60 seconds and the offset to 1 second the default is 0 1 hold Will prevent a log form being removed when the PDC UNLOGALL command is issued Sy...

Page 56: ...pt of a PROJECT CLEAR command Syntax 1 Displays the current project as a PROJECTA log PROJECT option Command Option Description PROJECT Command option none Entered without arguments this command displays the current project as a PROJECTA log Examples project Syntax 2 Cancels the current project This command does not delete project data from a file that is already open or from previously logged fil...

Page 57: ...ule delete the schedule and turn scheduled data logging on or off All day and time specifications are given and interpreted in universal time coordinates UTC Only one schedule can be active at any time Schedule entries assign a one character code to each of seven days as shown in the following table Table 16 Weekday Abbreviations Weekday Sunday Monday Tuesday Wednesday Thursday Friday Saturday Abb...

Page 58: ...3001 Error CMDFAIL SubCode 1002 SubCodeMsg ENDSCDLIST Example Com1 schedule SCHA 1 rt_logs 1700 1800 xx CR LF SCHA 2 diff_set mwrf1200 1215 xx CR LF SCHA 3 my_data 1400 1530 xx CR LF MSGA 3001 CMDFAIL 1002 ENDSCDLIST 19971105 1325 66 CR LF Syntax 2 This form of the command allows you to delete a specific schedule entry from non volatile memory The entry number identifier must be specified To find ...

Page 59: ...TEST PDC the first Monday this would occur If you did nothing the following Monday a file name conflict would occur in that case the DL creates a file name whose first character is a tilde followed by a 7 digit random number and a PDC extension e g 9368412 PDC Examples schedule add alpha 1600 1700 i98feb20 An entry is added to the alpha group causing logging to occur every day between the times 16...

Page 60: ...riginated If no position logs are received with the number of SVs used in the position solution greater than zero within 30 5 seconds after a SITE ADD but received before a SITE LEAVE command the SITE_ST_STARTTRUNCATE bit 0x02 is set in the Flags field of the SITELOGB log if a manual SITE LEAVE is being performed rather than an automatic one a MSGA log with Code 3001 Error CMDFAIL SubCode 62 and S...

Page 61: ...ples site site leave site cancel Syntax 2 This command creates a new site in the system with a time stamp corresponding to the current time This command is used to announce arrival at a site DL assigns an identification code to each site up to 999 sites can be defined with the first one being numbered 1 Specific site information can be entered or updated using the SITE UPDATE command Attempting to...

Page 62: ...llection occurs aheight Enter the antenna s height in meters ameasure Enter a code up to 16 alphanumeric characters no spaces that describes how the antenna s height was determined attrib Enter an integer code an integer up to 4 digits long of your choosing that describes this type of site Examples site update name bridge site update aheight 1 52 name NE_corner_of_pier attrib 2 site update ameasur...

Page 63: ... the data to be written to a specified filename on the PC Card The maximum length of data is 200 characters If hex is not specified then only printable ASCII characters can be used except for a sign which cannot be used If hex is specified the data is treated as a string of pairs of hexadecimal characters with each pair representing a byte to be written to the file the pairs must be linked togethe...

Page 64: ... SITELOGA B Information about an observation site STATUSA B An extension of the LPSTATUS log For a complete listing and description of the other logs that the DL is capable of generating please consult the MiLLennium GPSCard Command Descriptions Manual It also contains procedures and explanations related to data logging Before proceeding to describe these logs mention should be made of the DL data...

Page 65: ...ons of the HDRA and GRPA logs described in the following sections BATA B The BATA B log is used to display information about the battery system BATA Structure Field Field type Data Description Example 1 BATA Log header BATA 2 Source Which battery is selected A 3 BattA Battery A voltage in mV 10950 4 BattB Battery B voltage in mV 11685 6 xx Checksum 55 7 CR LF Sentence terminator CR LF Example BATA...

Page 66: ... Sentence terminator CR LF Example DIRA 31240201 PDC 412514 19971022 43 CR LF DIRB Message ID 1027 Message byte count 36 Format Field Data Bytes Format Units Offset 1 Sync 3 Char 0 header Checksum 1 Char 3 Message ID 4 Integer 4 Message byte count 4 Integer 8 2 FileName 13 Char 12 3 Filler 3 Char 25 4 FileSize 4 Unsigned long Bytes 28 5 Date 4 Unsigned long 32 GROUPA B The GROUPA B log captures th...

Page 67: ...17 Ameasure Antenna height measurement method 502 TRUE 18 Res1 Reserved for future use 19 Res2 Reserved for future use 20 Res3 Reserved for future use 21 LogID Log identifier P20A 22 LogTrigger Trigger event for log ONTIME 23 LogRate Repetition period for log 10 00 24 LogStatus Log status flag hexidecimal see Table 18 Log Status Word Encoding Page 68 01 25 Res4 Reserved for future use 26 n 2 Addit...

Page 68: ... 22 4 AntSN 17 Char 31 5 AntType 17 Char 48 6 Filler 3 Char 65 7 AHeight 4 Float Meters m 68 8 ECutoff 4 Float Degrees 72 9 SatLimit 4 Integer 76 10 GroupStatus 1 Unsigned char 80 11 StnHealth 1 Unsigned char 81 12 StnID 2 Unsigned short 82 13 Lat_Time 8 Double Degrees or s 84 14 Long_Horz 8 Double Degrees or m 92 15 Height_Vert 8 Double m or m 100 16 SiteNumber 9 Char 108 17 SiteName 33 Char 117 ...

Page 69: ... 2 GroupName Log group DIFFBASE 3 SessionName Session Name 8ABC9 4 AntSN Antenna serial number CGA95040020 5 AntType Antenna type 502NK 6 AHeight Antenna height in metres 2 050000 7 ECutoff Elevation cutoff degrees 5 000000 8 SatLimit Satellite observations limit 5 9 LogID Log identifier P20A 10 LogTrigger Trigger event for log ONTIME 11 LogRate Repetition period for log 10 00 12 n 2 Additional lo...

Page 70: ...sage ID 4 Integer 4 Message byte count 4 Integer 8 2 GroupName 10 Char 12 3 SessionName 9 Char 22 4 AntSN 17 Char 31 5 AntType 17 Char 48 6 Filler 3 Char 65 7 AHeight 4 Float Meters 68 8 ECutoff 4 Float Degrees 72 9 SatLimit 4 Integer 76 10 LogSpec X 32 Structure LogID 9 Char 80 80 X 32 LogTrigger 17 Char 89 89 X 32 Filler 2 Char 106 106 X 32 LogRate 4 Float Seconds 108 108 X 32 ...

Page 71: ...re boot version 1 053 1 01 12 MinSats Minimum satellites in log 6 13 Start GPSWeek GPS Week of first log 912 14 Start GPSSec GPS Time of first log s 602500 000000 15 End GPSWeek GPS Week of last log 913 16 End GPSSec GPS Time of last log s 102345 000000 17 SiteLogP File offset to last Site Record 200312 18 MetLogP File offset to last Met Record 184300 19 UTCOffset UTC offset 12 20 Res1 Reserved fo...

Page 72: ...ar 88 10 PDCSN 16 Char 108 11 PDCModel 20 Char 124 12 PDCVersion 20 Char 144 13 MinSats 4 Unsigned long 164 14 StartGPSWeek 4 Unsigned long GPS Week 168 15 StartGPSSec 8 Double GPS Seconds 172 16 EndGPSWeek 4 Unsigned long GPS Week 180 17 Filler 4 Char 184 18 EndGPSSec 8 Double GPS Seconds 188 19 SiteLogP 4 Unsigned long Bytes 196 20 MetLogP 4 Unsigned long Bytes 200 21 UTCOffset 4 Integer Seconds...

Page 73: ...0 4 BattB Battery B voltage milliVolts 10890 5 CardIn PC Card indicator 1 inserted 1 6 CardFree Unused bytes remaining on PC Card 1992403 7 PDC Status Current PDC status see Table 21 PDC Status Word Encoding Page 84 3AF 8 GPS Status GPSCard status see Table 22 GPS Status Word Encoding Page 85 1 9 FileName Name of current log file 01929383 PDC 10 xx Checksum 55 11 CR LF Sentence terminator CR LF Ex...

Page 74: ...00 8 MetLogP Pointer to Previous Mets Log 1536 9 xx Checksum 55 10 CR LF Sentence terminator CR LF Example META 512 220400 000000 7 23 000000 1013 250000 55 200000 1536 55 CR LF METB Message ID 1031 Message byte count 52 Format Field Data Bytes Format Units Offset 1 Sync 3 Char 0 header Checksum 1 Char 3 Message ID 4 Integer 4 Message byte count 4 Integer 8 2 GPSWeek 4 Unsigned Long Week 12 3 Fill...

Page 75: ...Definition Page 76 CMDFAIL 4 subCode Error sub code 0041 5 subCodeMsg Error sub code message SYNTAX ERROR 6 subCodeArg Error sub code argument DIR FILENAME 7 date Date of error event yyyymmdd 19971105 8 time Time of error event UTC hhmm 1325 9 xx Checksum 66 10 CR LF Sentence terminator CR LF Example MSGA 3001 CMDFAIL 0041 SYNTAX ERROR DIR FILENAME 19971105 1325 66 CR LF The error codes that appea...

Page 76: ...E PC Card removed 3001 CMDFAIL User command feedback 3003 DISKERR An error occurred while trying to access the PC Card 3007 BOOTOK System boot successful 3008 PWRLOW Entering low power mode 3010 LOGNAME Specified filename already exists 3025 DISKIN PC Card detected and configured 3026 DISKCAPOK Storage space OK 10 of card capacity MSGB Message ID 1024 Message byte count 96 Format Field Data Bytes ...

Page 77: ...ime May 3 1998 12 16 52 4 PDCModel PDC Model PDCSTD 5 PDCSN PDC Serial Number CNM7053000 6 xx Checksum 4A 7 CR LF Sentence terminator CR LF Example PDCVERA 0 28 May 3 1998 12 16 52 PDCSTD CNM7053000 4A CR LF PDCVERB Message ID 1034 Message byte count 89 Format Field Data Bytes Format Units Offset 1 Sync 3 Char 0 header Checksum 1 Char 3 Message ID 4 Integer 4 Message byte count 4 Integer 8 2 PDCVe...

Page 78: ...logging sessions PROJECTA Structure Field Field type Data Description Example 1 PROJECTA Log header PROJECTA 2 Project Project description Demo_city 3 Agency Agency description Company 4 Observer Observer description Mr_Smith 5 xx Checksum 55 6 CR LF Sentence terminator CR LF Example PROJECTA Demo_city Company Mr_Smith 55 CR LF PROJECTB Message ID 1036 Message byte count 111 Format Field Data Byte...

Page 79: ...PSSN GPSCard Serial number SGL98050098 4 DLSN DL System Serial number CNN98080044 5 xx Checksum 55 6 CR LF Sentence terminator CR LF Example PSNA SNM98070012 SGL98050098 CNN98080044 55 CR LF PSNB Message ID 1033 Message byte count 60 Format Field Data Bytes Format Units Offset 1 Sync 3 Char 0 header Checksum 1 Char 3 Message ID 4 Integer 4 Message byte count 4 Integer 8 2 PDCSN 16 Char 12 3 GPSSN ...

Page 80: ...ff_set 4 StartTime Time of week to start logging UTC dddddddhhmm mwrf1200 5 EndTime Time of week to stop logging UTC dddddddhhmm 1215 6 FileName Name of log file in which to store data 01225402 PDC 7 xx Checksum 55 8 CR LF Sentence terminator CR LF Example SCHA 2 diff_set mwrf1200 1215 01225402 PDC 55 CR LF SCHB Message ID 1028 Message byte count 64 Format Field Data Bytes Format Units Offset 1 Sy...

Page 81: ...l 892 8 FirstGPSSec Time of arrival 500405 000000 9 LastGPSWeek Date of departure 893 10 LastGPSSec Time of departure 250450 000000 11 Flags Data logging flags see Table 20 Flag Word Encoding Page 81 1 12 SiteLogP File offset from previous SITELOGB log 1536 13 xx Checksum 55 14 CR LF Sentence terminator CR LF Example SITELOGA 7ABCD8 NovAtel Building 2 2 000000 502 TRUE 892 500405 000000 893 250450...

Page 82: ...teger 8 2 SiteNumber 9 Char 12 3 SiteName 33 Char 21 4 Filler 2 Char 54 5 Attrib 4 Integer 56 6 AHeight 4 Float Meters 60 7 AMeasure 17 Char 64 8 Filler 3 Char 81 9 FirstGPSWeek 4 Unsigned Long GPS Week 84 10 Filler 4 Char 88 11 FirstGPSSec 8 Double GPS Seconds 92 12 LastGPSWeek 4 Unsigned Long GPS Week 100 13 Filler 4 Char 104 14 LastGPSSec 8 Double GPS Seconds 108 15 Flags 4 Integer 116 16 SiteL...

Page 83: ...iVolts 10890 5 CardIn PC Card indicator 1 inserted 1 6 CardFree Unused bytes remaining on PC Card 1992403 7 PDC Status Current PDC status see Table 21 PDC Status Word Encoding Page 84 3AF 8 GPS Status GPSCard status see Table 22 GPS Status Word Encoding Page 85 1 9 FileName Name of current log file 01225402 PDC 10 Temperature Internal temperature C 60 11 Date Current date yyyymmdd 19981229 12 Time...

Page 84: ...ep mode 1 enabled PDC_ST_LOGGING 0x020 Logging 1 active PDC_ST_ONSITE 0x040 Site state 1 onsite site add command received but not site leave PDC_ST_TIMESET 0x080 Time established 1 OK PDC_ST_CARDIN 0x100 PC Card presence 1 PC Card inserted PDC_ST_SCHEDON 0x200 Scheduled data collection status 1 enabled PDC_ST_NVMVALID 0x400 NVM valid 1 OK PDC_ST_COMBATON 0x800 BAT peripheral power output enabled P...

Page 85: ...n 24 7 CardFree 4 Unsigned long Bytes 28 8 PDCStatus 4 Unsigned long 32 9 GPSStatus 4 Unsigned long 36 10 FileName 13 Char 40 11 Filler 3 Char 53 12 Temperature 4 Integer Celsius 56 13 Date yyyymmdd 4 Unsigned long 60 14 Time hhmmss 4 Unsigned long 64 15 Res1 4 Integer 68 16 Res2 4 Integer 72 17 Res3 4 Unsigned long 76 18 Res4 4 Unsigned long 80 Table 22 GPS Status Word Encoding Field Bit Mask Des...

Page 86: ... 0 02944444 hours x 60 minutes hour 1 76666667 minutes 4 0 76666667 minutes x 60 seconds minute 46 seconds 5 So 511 306 seconds Day 5 Thursday 22 hours 1 minute 46 seconds into Friday Calendar Date E g 11 30 hours January 22 1995 before GPS week rollover August 22 1999 Days from January 6 1980 to January 22 1995 15 years x 365 days year 5475 days Add a day for each leap year a year that is divisib...

Page 87: ...bles Camel pack size 33 5 cm DL base case size 75 0 cm 01016665 01016666 Optional power assembly autoranging AC DC converter battery charger to LEMO 4 pin socket and AC power cord Figure 10 Power Cables GPS ACDL Optional Y cable Figure 10 Power Cables 01016690 Optional battery assembly Figure 10 Power Cables 01016698 4 MB Sandisk PC Card 20023715 SoftSurv User Manual OM 20000023 MiLLennium GPSCard...

Page 88: ...screw 3 Grub screw 7 Holes to mount assembly to a surface 4 Channel using self tapping screws 5 Quick mounting holes to 8 Bottom of DL enclosure mount assembly to surface 9 Front of mounting plate using wood screws The mounting kit includes the following materials four self tapping screws 10 16 x LG two wood screws 10 x LG four flat screws M3 x 8 90 countersink aluminum mounting plate see Figure 1...

Page 89: ... a surface using either the four self tapping screws through the screw mount holes or the two wood screws through the quick mount holes WARNING The mounting kit is not designed for use in high dynamics or high vibration environments Contact your dealer or NovAtel Customer Service if your application requires the DL to be mounted in these types of environments Figure 15 Mounting Bracket Drill Holes...

Page 90: ...he port prompt from the DL VERSION HELP and are the only commands that do provide a data response other than the port prompt Example An example of no echo response to an input command is the FIX HEIGHT command It can be entered as follows COM2 fix height 550 Return COM2 The above example illustrates command input to the DL COM2 serial port which sets the antenna height as fixed to 550 m above sea ...

Page 91: ...ed to the DL s COM2 serial port Example 1 Open Notepad and type in the following command text setnav 51 111 114 039 51 555 114 666 0 start stop magvar 21 log com1 posa ontime 15 log com1 spha ontime 15 log com1 nava ontime 15 log com2 gprmb ontime 15 5 log com2 gpvtg ontime 15 5 log com2 rcca ontime 60 2 Save this with a convenient file name e g C GPS BOOTNAV1 TXT and exit Notepad 3 Ensure that th...

Page 92: ...tel Inc 1120 68 Avenue N E Calgary Alberta Canada T2E 8S5 GPS Hotline Canada U S A 1 800 NOVATEL Phone 1 403 295 4900 Fax 1 403 295 4901 E mail support novatel ca Web site http www novatel ca Recyclable Printed in Canada on recycled paper ...

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