WWW.UNICORECOMM.COM
INSTALLATION AND OPERATION
USER MANUAL
GPS/BDS/GLONASS/Galileo
Data subject to change without notice.
Copyright© 2009-2020, Unicore
Communications, Inc.
U
T4B0
High Precision Timing
Module
Multi-constellation,
Multi-frequency
Page 1: ...INSTALLATION AND OPERATION USER MANUAL GPS BDS GLONASS Galileo Data subject to change without notice Copyright 2009 2020 Unicore Communications Inc UT4B0 High Precision Timing Module Multi constellat...
Page 2: ...fringement of any patent copyright or other intellectual property rights If the connection or operation is not in accordance with the manual the company is not liable Unicore Communications Inc may ma...
Page 3: ...cument describes the information of the hardware installation specification and the use of of Unicore UT4B0 product Audience This manual is applied to the technical personnel who possess the expertise...
Page 4: ...erating Conditions 6 2 4 Physical Characteristics 6 3 Hardware Design 6 3 1 Design in Considerations 6 3 2 Module Reset Signal 7 3 3 Antenna 7 4 Installation and Configuration 9 4 1 ESD Handling Preca...
Page 5: ...With the powerful processing capability and the built in JamShield multi frequency anti jamming technology it simultaneously tracks the multi constellation multi frequency satellite signals such as B...
Page 6: ...ialization Time 10s typical Single Point Positioning RMS Horizontal 1 5m Vertical 3 0m Initialization Reliability 99 9 TTFF Time To First Fix 50s Dgps Rms Horizontal 0 4m Reacquisition 1s Vertical 0 8...
Page 7: ...ti core high precision SoC developed independently by Unicore NebulasII chip based on the mature core technology of Nebulas baseband chips and 55nm low power design supports 432 hyperchannels It has b...
Page 8: ...UT4B0 User Manual UC 00 M24 EN R2 Hardware 4 2 Hardware Figure 2 1 Mechanical Drawing...
Page 9: ...4 RST I Hardware reset active low 5 RXD I Receive LVCMOS logic level 6 1PPS O 1PPS LVCMOS logic level 7 Reserved 1PPS2 I Reserved 1PPS2 8 GND I Ground 2 2 Electrical Characteristics Maximum Absolute R...
Page 10: ...antenna power supply ANT_PWR 3 0 5 5 5 V 100mA Operating temperature Topr 40 85 C Power consumption P 1 5 1 8 2 0 W 2 4 Physical Characteristics Physical Characteristics Dimensions 67 2mm 31 8mm Opera...
Page 11: ...high power and high impedance devices such as magnetic coil Interface ensure that the signals and baud rate of the main equipment are consistent with that of UT4B0 Avoid wiring below UT4B0 Try to keep...
Page 12: ...UT4B0 User Manual UC 00 M24 EN R2 Hardware Design 8 shall be paid to the impedance matching of 50 ohm with the antenna Figure 3 2 UT4B0 Antenna Connection Diagram...
Page 13: ...t straps and connect their other ends to the metal frame to avoid electrostatic damages Hold the edge of the module do NOT touch the components directly Check the components carefully for excessive lo...
Page 14: ...nd above with serial port and installed with relevant serial port drive and UPrecise software Installation steps Step 1 The user using UT4B0 evaluation kit shall align UT4B0 board at the location hole...
Page 15: ...sponds to the antenna at the moving base station Note The RF connector of the board is SMB Select the appropriate connecting line according to the packaging The input signal gain at the antenna interf...
Page 16: ...e for users of the UT4B0 module based receiver With the software the user can make various settings of the receiver conveniently and quickly obtain the receiver status and required information UPrecis...
Page 17: ...ng to 4 2 Installation Guide connect the board and switch on EVK 2 File connect the serial port and set the baud rate The default baud rate of UT4B0 is 115200bps Figure 4 6 Serial Port Configuration 3...
Page 18: ...click Send all Message in the data session window to complete output of all NMEA messages update at 1Hz Right click the data session window to adjust output log font stop recover log output or clear l...
Page 19: ...00 230400 and 460800 unlog Disable all outputs saveconfig Save settings Timing related settings mode base time 60 1 5 2 5 Automatically generate the reference point coordinates if the positioning time...
Page 20: ...d ID Field ASCII Value Description 1 PPS 2 switch DISABLE Disable PPS output when this field is set to DISABLE all other parameters will be ignored DISABLE by default ENABLE Enable PPS output 3 Timere...
Page 21: ...also directly affect the timing performance of this mode In general to avoid a significant impact on timing accuracy the accuracy of the antenna position provided should be higher than 1 meter Optimiz...
Page 22: ...racy the timing accuracy in this mode is slightly lower than that of fixed location timing The commands to enter the precision coordinates to the receiver are as follows to provide high precision time...
Page 23: ...are for firmware upgrade Click Advanced Firmware upgrade in UPrecise interface Click Select Path select UT4B0 PKG file location and click START Ignore the software reset option After the progress bar...
Page 24: ...UT4B0 User Manual UC 00 M24 EN R2 Firmware Upgrade 20 Note Use the serial port 1 when using a serial port for upgrading...
Page 25: ...www unicorecomm com Unicore Communications Inc www unicorecomm com Phone 86 10 69939800 Fax 86 10 69939888 info unicorecomm com 7 F3 No 7 Fengxian East Road Haidian Beijing P R China 100094...
