background image

Polynomial:= 4129

CRC:=0;

for Loop:=1 to Length(s) do

begin

Temp:=s[Loop];

CRC:= CRC xor (integer(Temp) *256);

CRC:= CRC mod 65536;

for i:=7 downto 0 do

begin

if ( (CRC and 32768)=32768) then

begin

CRC:= CRC *2 ;

CRC:= CRC xor Polynomial;

end

else

begin

CRC:= CRC *2 ;

end;

CRC:=CRC mod 65536;

end;

end;

result:=CRC;

https://en.racelogic.support//Product_Info/VBOX_Data_Loggers/VBOX_Sigma/VBOX_Sigma_User_Guide/07_-

_VBOX_Sigma_Technical_Properties/VBOX_Sigma_-_RS232_Output_Format

44

Содержание VBOX SIGMA

Страница 1: ...view 03 VBOX Sigma Getting Started 04 VBOX Sigma Configuration 05 VBOX Sigma Display 06 VBOX Sigma Data Analysis Software VBOX Sigma CAN Output Format VBOX Sigma PIN OUTS VBOX Sigma RS232 Output Forma...

Страница 2: ...plan with your local NTRIP provider such as Topnet in the UK and Germany Swepos in Sweden or Unavco in the USA Features Accuracy When used in conjunction with an RTK base station or NTRIP correction s...

Страница 3: ...on your PC running VBOX Test Suite software Integration VBOX Sigma can be used as an add on product or built into your own solution to provide accurate ground truth Please ask us for options to integ...

Страница 4: ...speed heading altitude vertical velocity longitudinal acceleration lateral acceleration solution type date correction age How Does RTK Work Standard GNSS looks for changes in the signal codes sent by...

Страница 5: ...rence to 1 30th of a nanosecond as we do not know at which exact point along this rise the change from 0 to 1 happened This means that the positional accuracy when using corrected GNSS signals called...

Страница 6: ...mitted at such a high frequency it means that we can measure with far greater precision exactly when the signal change occurred This provides a much higher timing resolution so when we are lining up o...

Страница 7: ...caster which needs to be enabled on your GNSS engine This message can be set to transmit every 10 s it is not necessary to send it more often than that Note that if the NTRIP service you are using req...

Страница 8: ...ta available Registration So that Racelogic can continue to provide you with notification of the latest software releases firmware upgrades and to offer technical support please register your VBOX Sig...

Страница 9: ...emo 2 m RLCAB001 H 6 Way Hirose to 9 Way D Connector Serial cable RLCAB181 6 Way Hirose to 9 Way D Connector CAN cable RLCAB164 6 Way Hirose to Unterminated https en racelogic support Product_Info VBO...

Страница 10: ...the left will return to the Home Display Screen if currently on another display screen Up Down Buttons The Up and Down Buttons are used to navigate between the three different display screens more inf...

Страница 11: ...the Hirose connection more information on USB power is available here An SMA connector is also included for attaching the supplied cellular antenna ANTMSTUBSMAM Bottom The bottom of the unit houses 2...

Страница 12: ...Further connector pin information is available here https en racelogic support Product_Info VBOX_Data_Loggers VBOX_Sigma VBOX_Sigma_User_Guide 02_ _VBOX_Sigma_Hardware_Overview 12...

Страница 13: ...pgrades and to offer technical support please register your VBOX Sigma Register your unit here GNSS Antenna VBOX Sigma is supplied with a GNSS antenna RLACS308 which is connected to the SMA socket on...

Страница 14: ...eflections from the ground may interfere with the signals Avoid the edges as reflections from the A pillars will cause problems Mount the antenna as high up as possible and keep above any roll bars Pi...

Страница 15: ...Media iframe embed and object tags are not supported inside of a PDF https en racelogic support Product_Info VBOX_Data_Loggers VBOX_Sigma VBOX_Sigma_User_Guide 03_ _VBOX_Sigma_Getting_Started 15...

Страница 16: ...nly file format supported If you are looking to purchase a new SD card it is recommended that any card used has a write speed of above 7 MB s 4 MB s absolute minimum and a speed class of 10 4 absolute...

Страница 17: ...Latitude in minutes MMMM MMMMMMMM ve North e g 3169 30644410M 52D 49M 18 4S Longitude Longitude in minutes MMMMM MMMMMMMM ve West e g 00040 18164742M 00D 40M 10 9S Velocity Velocity in km h Heading He...

Страница 18: ...nit can be either powered from the 3 way hirose connector on the bottom of the unit using the supplied RLCAB010H cable which is inserted in to a vehicle s 12 V cigar power socket from the USB socket o...

Страница 19: ...Wi Fi hotspot it will attempt to auto connect to the Wi Fi hotspot first on power up Configuration of VBOX Sigma is performed using a Wi Fi hotspot access point created by the unit You can then log i...

Страница 20: ...vice and connect to the hotspot name RL 212101 in the example below Open an internet browser and enter the IP address 10 10 10 1 in the example below within the address bar The VBOX Sigma setup page i...

Страница 21: ...ured by pressing the Change settings button next to the Wi Fi heading Simply enter the name and password of your hotspot and then press the Save and restart button VBOX Sigma will then re boot and att...

Страница 22: ...efore you use it in the unit Press the Change settings button next to the Modem heading and then use the presented screen to configure the modem Enter the APN Username and Password if required associa...

Страница 23: ...Sigma will then attempt to connect to the NTRIP server using the provided details Once connected to the NTRIP server the unit will briefly display an RTCM Streaming message If there is a problem with...

Страница 24: ...note of the server IP address and port number Currently 88 86 109 135 and 2101 are correct for the UK CAN The CAN area of the setup page displays the CAN Output baud rate and termination status of the...

Страница 25: ...km h To change the mode press the Change settings button next to the VBO Log heading and use the dropdown menu once you are happy with the settings press the Save button to confirm The current logging...

Страница 26: ...Screen The home screen is the default display screen presented on the unit It contains GNSS status RTK age total number of data bytes received total number of satellites being tracked and logging sta...

Страница 27: ...age will not reappear and will take a power cycle of the unit to ensure that RTK age is displayed again Data Received This area displays the number of correction data bytes received from the NTRIP se...

Страница 28: ...being tracked GLONASS Sats Number of Galileo satellites being tracked if selected within the GNSS Settings area of the Wi Fi hotspot configuration interface Beidou Sats Number of Beidou satellites be...

Страница 29: ...Connected Troubleshooting tips for this are available here IP Address The IP address is used for configuration more information on this is available here If you are using an external Wi Fi hotspot and...

Страница 30: ...If the unit is being powered using the included USB cable and the power source is not sufficient after the unit has restarted a Modem Disabled message is displayed https en racelogic support Product_...

Страница 31: ...connector on the bottom of the unit to the computer s serial port a USB serial adapter may be required 2 Ensure the SD card is inserted and then apply power to the unit 3 Open the VBOX Test Suite Sof...

Страница 32: ...00040 18164742M 00D 40M 10 9S Velocity Velocity in km h Heading Heading in degrees with respect to North Height Height above sea level in meters based on the WGS84 model of the earth used by VBOX GNS...

Страница 33: ...ne by selecting the X button at the bottom left of the software window as shown below If the connection is lost a Disconnected message is displayed To reconnect again select the Try Reconnect option M...

Страница 34: ...plugin specific channels to be included within the file If there are multiple sessions you can choose which one to save by using the drop down within the Session to save option Pressing OK will then l...

Страница 35: ...d as a vbo file which can be analysed later within the software When a file is loaded within the software it will ignore the samples within the file before the first satellite fix https en racelogic s...

Страница 36: ...Long Accel g 10 Lateral Accel g 0x308 11 Position Latitude Unused 12 Solution Type 0x309 13 Position Longitude Unused 0x32B 14 GPSDayH 15 GPSDayL 16 Diff Age 17 Serial Number Unused Default Identifie...

Страница 37: ...n 0 01 g per bit signed 11 Position latitude 48 bit signed integer latitude 10 000 000 min North being positive 12 Solution Type 8 bit unsigned integer 0 No solution 1 Stand alone 2 Code differential...

Страница 38: ...Connector 1 3G 4G Antenna PIN I O Function Centre I RF Signal Power for active antenna Chassis I Ground https en racelogic support Product_Info VBOX_Data_Loggers VBOX_Sigma VBOX_Sigma_User_Guide 07_...

Страница 39: ...I RS232 Rx Data in to VBOX Sigma 2 O RS232 Tx Data out to VBOX Sigma 3 Ground 4 Reserved 5 Reserved 6 I V https en racelogic support Product_Info VBOX_Data_Loggers VBOX_Sigma VBOX_Sigma_User_Guide 07...

Страница 40: ...nd 3 N C Connector 4 GNSS Antenna PIN I O Function Centre I RF Signal Power for active antenna Chassis I Ground https en racelogic support Product_Info VBOX_Data_Loggers VBOX_Sigma VBOX_Sigma_User_Gui...

Страница 41: ...aaaaoooooovvvhhAAAVVxxyysddTTcc Parameter Number of bytes Description VBSIG 7 Header Message identifier as ASCII string S 1 Total satellites Number of satellites used in solution irrespective of GNSS...

Страница 42: ...teger 0 01 per bit Range 0 35999 AAA 3 Altitude Signed integer 0 01 m per bit Range 8388608 8388607 VV 3 Vertical velocity Signed integer 0 01 m s per bit Range 32768 32767 xx 2 Lateral acceleration S...

Страница 43: ...th Range 1 12 Bits 9 15 Years since 1980 Range 0 128 TT 2 Differential Correction Age Unsigned integer 0 01 seconds per bit i e 10 ms per bit Range 0 655 35s cc 2 Checksum Standard Racelogic communica...

Страница 44: ...7 downto 0 do begin if CRC and 32768 32768 then begin CRC CRC 2 CRC CRC xor Polynomial end else begin CRC CRC 2 end CRC CRC mod 65536 end end result CRC https en racelogic support Product_Info VBOX_D...

Страница 45: ...te Rate 10 Hz Maximum Velocity 1600 mph Minimum Velocity 0 5 km h Resolution 0 01 km h Distance Accuracy 0 05 50 cm per km Resolution 1 cm Update Rate 10 Hz https en racelogic support Product_Info VBO...

Страница 46: ...ng Resolution 0 01 Accuracy 0 3 Update Rate 10 Hz Specifications will vary depending on the number of satellites used obstructions satellite geometry PDOP multipath effects and atmospheric conditions...

Страница 47: ...ture 20 C to 80 C Weight 247 g with multi band antenna Dimensions mm 142 8 mm x 81 13 mm x 27 8 mm l x w x d Protection Rating IP20 Power Supply Voltage 12 V DC 7 30 V Protection Over voltage and reve...

Страница 48: ...2 Internet Protocol IPv4 Cellular Antenna Cellular Antenna Connector SMA Female 50 Serial Interface RS232 115200 kbit s baud rate 8N1 No flow control https en racelogic support Product_Info VBOX_Data_...

Страница 49: ...Dimensions https en racelogic support Product_Info VBOX_Data_Loggers VBOX_Sigma VBOX_Sigma_User_Guide 07_ _VBOX_Sigma_Technical_Properties VBOX_Sigma_ _Technical_Specification 49...

Страница 50: ...e connector on the bottom of the unit using the supplied RLCAB010H cable a USB power may not be adequate message will be displayed as the power requirements of the unit for full functionality are not...

Страница 51: ...will then display an update progress screen 4 Once complete the unit will restart https en racelogic support Product_Info VBOX_Data_Loggers VBOX_Sigma VBOX_Sigma_Updates How_to_Update_the_VBOX_Sigma_F...

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