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UNICORECOMM UB482, Installation And Operation User Manual

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UNICORECOMM UB482 Installation And Operation User Manual Download Page 7

 
 
 
 

3

 

 

1.2

 

Technical Specifications

 

Table 1-1 Performance

 

Specifications

 

Channels

 

432 channels, based on 
NebulasII SoC chip

 

Cold Start

 

＜

25s

 

Frequency

 

GPS L1/L2

 

BDS B1I/B2I

1

 

GLONASS L1/L2

 

Galileo E1/E5b

 

QZSS L1/L2

 

Initialization 
Time

 

＜

5s (Typical)

 

Single Point 
Positioning 
(RMS)

 

Horizontal: 1.5m

 

Vertical: 2.5m

 

Initialization 
Reliability

 

＞

99.9%

 

DGPS (RMS)

 

Horizontal: 0.4m

 

Vertical: 0.8m

 

Differential Data

 

RTCM 3.0/3.2/3.3

 

Data Formats

 

NMEA-0183,

 

Unicore binary

 

RTK (RMS)

 

Horizontal: 1cm+1ppm

 

Vertical: 1.5cm+1ppm

 

Update Rate

 

20Hz

 

Time Accuracy 
(RMS)

 

20ns

 

Heading 
Accuracy (RMS)

 

0.2 degree/1m baseline

 

Data Accuracy 
(RMS)

 

0.03m/s

 

Size

 

46x71x10mm

 

Power 
Consumption

 

2.4W (Typical)

 

 

Functional Ports 

3x UART, 1xI2C, 1x SPI (LV-TTL)

 

1x LAN

 

1x Event input

 

1x1PPS (LV-TTL)

 

 

1

  B1I/B3I is supported with the firmware upgraded

 

Summary of Contents for UB482

Page 1: ... INSTALLATION AND OPERATION USER MANUAL Data subject to change without notice Communications Inc GPS BDS GLONASS Galileo UB482 High Precision and Heading Board All constellation Multi frequency Copyright 2009 2021 Unicore ...

Page 2: ... 10 23 R4 Revise the description of pin4 Add RF input power consumption of antennas Remove information on the MEMS device 2021 04 01 Disclaimer Information in this document is subject to change without notice and does not represent a commitment on the part of Unicore Communications Inc No part of this manual may be reproduced or transmitted in any form or by any means electronic or mechanical incl...

Page 3: ... of UNICORECOMM UB482 product For the generic version of this manual please refer to the appropriate part of the manual according to your purchased product configuration concerning CORS RTK and Heading Readers it applies to This User Manual is applied to the technicists who know GNSS Receiver to some extent but not to the general readers ...

Page 4: ... 1 DESIGN IN CONSIDERATIONS 9 3 2 UB482 REFERENCE DESIGN 10 3 3 PINS 10 3 4 ANTENNA 11 4 INSTALLATION AND CONFIGURATION 12 4 1 ESD HANDLING PRECAUTIONS 12 4 2 INSTALLATION GUIDE 12 4 3 POWER ON 14 4 4 CONFIGURATION AND OUTPUT 14 4 4 1 OPERATION STEPS 15 5 LED INDICATORS 16 6 CONFIGURATION COMMANDS 17 6 1 REFERENCE STATION CONFIGURATION 19 6 2 MOVING BASE CONFIGURATIONS 20 6 3 RTK ROVER CONFIGURATI...

Page 5: ...C0 432 channel tracking baseband chip and a single RF chip using single sided SMD packaging UB482 has achieved very small size 30x40mm It can simultaneously track GPS L1 L2 BDS B1I B2I GLONASS L1 L2 Galileo E1 E5b QZSS The UB482 adopts UNICORECOMM s new generation UGypsophila RTK processing technology and takes advantage of high performance data sharing capability and super simplified operating sy...

Page 6: ...pport BDS B1I B2I GPSL1 L2 GLONASS L1 L2 Galileo E1 E5b QZSS L1 L2 46x71mm classic compact board Precise RTK positioning and heading Fast RTK Initialization time 5s 20Hz data output rate Adaptive recognition of RTCM input data format Support LAN Support odometer input and external high performance IMU interface ...

Page 7: ...cal 2 5m Initialization Reliability 99 9 DGPS RMS Horizontal 0 4m Vertical 0 8m Differential Data RTCM 3 0 3 2 3 3 Data Formats NMEA 0183 Unicore binary RTK RMS Horizontal 1cm 1ppm Vertical 1 5cm 1ppm Update Rate 20Hz Time Accuracy RMS 20ns Heading Accuracy RMS 0 2 degree 1m baseline Data Accuracy RMS 0 03m s Size 46x71x10mm Power Consumption 2 4W Typical Functional Ports 3x UART 1xI2C 1x SPI LV T...

Page 8: ... signals required for NebulasII UC4C0 digital processing NebulasII SoC UC4C0 Processing Incorporated The UB482 incorporates the processing from the NebulasII UC4C0 UNICORECOMM s new generation high precision GNSS SoC with 55nm low power design which supports up to 12 digital intermediate frequency or 8 analog intermediate frequency signals and can track 12 navigation signals with 432 channels 1PPS...

Page 9: ...oard is restored to factory default settings The FRESET_N is active low Please pull FRESET_N pin to low level for more than 5s to ensure successful reset 2 Hardware 2 1 Dimensions Table 2 1 Dimensions Parameter Value Tolerance Length 71 1mm 0 2mm 0 5mm Width 45 7mm 0 2mm Height PCB 1 6mm 10 RF Connector 4 5mm 0 2mm Shield 2 0mm 0 2mm Pin Distance 5 9mm 0 2mm Pin 1 Pin 28 ANT2 ANT1 Figure 2 1 UB482...

Page 10: ... ending at ANT2 and True North 2 2 Connector and Pin Definition There are two dual rows of pin headers on UB482 2x14 dual row 2 0mm pitch Figure 2 3 UB482 Pins Definition _______________________________________________________________________________ Note The model number of the dual row pin header 28pin male on the UB482 board is CH71283V100 from CviLux It s recommended to mate with the Molex s p...

Page 11: ...ing user configuration will be reset LVTTL low active 5s 11 EVENT I Event input LVTTL 12 RSV Reserved 13 TXD3 O COM3 output transmit data LVTTL 14 GND Power 15 TXD1 O COM1 output transmit data LVTTL 16 RXD1 I COM1 input data reception LVTTL 17 GND Power 18 TXD2 SDA O COM2 output transmit data or I2C SDA LVTTL 19 RXD2 SCL I COM2 input data reception or I2C SCL LVTTL 20 GND Power 21 PV O Position va...

Page 12: ... Input Vin 0 3 3 6 V VCC Ripple Rated Max Vrpp 0 50 mV Voltage Input pins other than RXD1 RXD2 RXD3 Vin 0 3 3 6 V RF Input Power Consumption of master antenna ANT1_IN input power 15 dBm RF Input Power Consumption of slave antenna ANT2_IN input power 15 dBm Maximum ESD stress VESD HBM 2000 V 2 5 Operational Conditions Table 2 4 Operational Conditions Item Pin Min Typical Max Unit Condition Power Su...

Page 13: ...ircuit is tested 30 100mA in room temperature Fifty 50 ohm impedance matching for ANT1 and ANT2 is strongly recommended Supply stable power to the VCC pin Connect all the GND pins to ground Ensure COM1 is connected to the host COM1 is required for firmware upgrades FRESET_N resets the factory settings for the board RESETIN is fast reset please ensure the board is connected correctly to reset the b...

Page 14: ...4 R6 and R7 are reserved for impedance matching Generally no soldering is required 3 3 Pins Pin Connector I O Description Notes Power Supply VCC power Voltage Supply Stable clean low ripple power supply peak ripple power lower than 50mVpp is preferred ANT1 ANT2 MMCX power Antenna Power Supply Voltage supply for active antenna When the antenna interface of the module connects no antennas the voltag...

Page 15: ...re Reset FRESET_N requires more than 5s to reset the board to factory default Don t connect it if not used RESETIN_N I Hardware Reset External reset signal low active keep that more than 5ms Don t connect it if not used 3 4 Antenna The ANT1 and ANT2 MMCX are connected to active antennas directly and supply feed for the antennas When the antenna interfaces of ANT1 and ANT2 connect no antennas which...

Page 16: ...he electronic components 4 2 Installation Guide The user may assemble UB482 flexibly according to application scenarios and market needs The following figure shows a typical installation of the UB482 using the Evaluation Kit EVK Figure 4 1 UB482 Typical Installation Diagram Please inspect the shipping cartons for any signs of damage or mishandling before unpacking the UB482 package The following i...

Page 17: ... cable to connect the antenna connector of UB482 EVK ANT1 ANT2 Figure 4 2 UB482 Antenna Connection Note The RF connector on the card is MMCX and the suitable connecting wire should be selected according to the package The input signal gain at the antenna interface is optimally between 20 and 36dB Please select the appropriate antenna antenna cable and online LNA accordingly Step 3 Connect the PC t...

Page 18: ...oftware provides a graphical interface to control and display the operation of the receiver The features of UPrecise software include Connecting and configuration of the receiver Constellation View Graphic window to display Position of satellite PRN and Signal Noise Ratio Trajectory View The trajectory view for displaying the present point and the past point of the Receiver Logging Control View Gr...

Page 19: ...ton to configure the NMEA message output 3 Click send button It is recommended to configure GPGGA GPGSV and other messages Or in the dialog window click on Send all Message to complete all the NMEA message output default update rate 1Hz 4 In the data session window right click to adjust output log font size to stop resume log output or to clear log content 5 Configure or type commands using the UP...

Page 20: ...board to indicate the basic working status of the board which includes No Color Status Instruction Remark 1 Red On Power on 2 Off Power off 3 Green On Valid of RTK fix when UB482 works as the rover 4 Off Invalid of RTK fix when UB482 works as the rover The LED indicators are shown in the following figure ...

Page 21: ...tracking of Beidou satellite system BDS GPS GLONASS and Galileo can be disabled separately unmask BDS Unmask enable tracking of Beidou satellite system BDS GPS GLONASS and Galileo can be enabled separately By default all satellite systems are tacked config com1 115200 Set the baud rate of com1 to 115200 Baud rates of com1 com2 and com3 can be set to any of the following 9600 19200 38400 57600 1152...

Page 22: ...he location is in the southern hemisphere or in the western hemisphere mode base Config as base station mode movingbase Config as moving base mode rover Config as rover default mode rtcm1033 comx 10 rtcm1006 comx 10 rtcm1074 comx 1 rtcm1124 comx 1 rtcm1084 comx 1 rtcm1094 comx 1 Set port X to send differential message under base station mode X could be either com1 com2 or com3 NMEA0183 Output Mess...

Page 23: ...nfig Save configuration 2 Self Optimizing Base Station Mode If there are no precise coordinates already available select auto fix option and the receiver will work for a certain period and will then use the derived value as the base station coordinates The most usual instructions are as follow Table 6 3 Self Optimizing Base Station Mode No Command Description 1 mode base time 60 1 5 2 5 Within the...

Page 24: ...nd format Frequently used instructions for RTK Rover configurations are as follows Table 6 4 Moving Base Station Mode No Command Description 1 mode movingbase Set the moving base station mode 2 rtcm1006 com2 1 Base station antenna coordinates include antenna height 3 rtcm1033 com2 1 Description of receiver and antenna 4 rtcm1074 com2 1 GPS system correction data 5 rtcm1124 com2 1 BDS system correc...

Page 25: ...upports heading2 The heading2 for the dual antenna receiver is the angle from True North to the baseline of the base to ANT1 in a clockwise direction Please refer to figure 6 1 for the detailed schematic Frequently used commands are as follows MODE HEADING2 GPHDT2 ONCHANGED SAVECONFIG 7 Firmware Upgrade Upgrading UB482 may be done using the UPrecise software Click to browse the firmware update pac...

Page 26: ...r Manual 22 firmware upgrading process don t select Reset checkbox Figure 7 1 Update Interface In general the upgrade time is within 5minutes Note Please use COM1 for firmware upgrade Figure 7 2 Update Complete ...

Page 27: ...23 8 Packaging There are 100pcs UB482 boards inside the package box No Description 1 10 inner boxes cartons 2 10 pieces of anti static plastic bags inner boxes 1 UB482 board anti static plastic bag ...

Page 28: ...comm com 和芯星通科技 北京 有限公司 Unicore Communications Inc www unicorecomm com Phone 86 10 69939800 Fax 86 10 69939888 info unicorecomm com 北京市海淀区丰贤东路7号北斗星通大厦三层 F3 No 7 Fengxian East Road Haidian Beijing P R China 100094 ...

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