UNICORECOMM UM220-IV M0 Installation And Operation User Manual
Gnss positioning module
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Summary of Contents for UNICORECOMM UM220-IV M0
- Page 1 INSTALLATION AND OPERATION USER MANUAL WWW.UNICORECOMM.COM UM220-IV M0 GNSS Positioning Module Copyright© 2009-2020, Unicore Communications, Inc. Data subject to change without notice.
- Page 2 Revision History Version Revision Date Ver.1.0.0 Primary version Jun.2018 Ver.1.0.1 Alpha release, Revised Pin definition Oct.2018 Ver.1.0.2 Revised module size Dec.2018 Beta release, align with Chinese Ver.1.0.4 Aug. 2019 version 1.0.4 R1.1 Chapter 6.2: add shelf life Sep. 2019 Chapter 6.2: revise the MSL R1.2 instructions Jan.
- Page 3 Forward This document offers you information in the features of the hardware, the installation, specification and use of Unicore UM220-IV M0 product. Reader It Applies to This document is applied to the technicians who know GNSS Receiver to some extent but not to the general readers.
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Page 4: Table Of Contents
Contents 1 INTRODUCTION ..............1 ........................1 VERVIEW ......................1 EATURES ........................2 NTERFACE 2 PRODUCT INSTALLATION ............. 3 ..................3 NSTALLATION REPARATION .................... 4 ARDWARE NSTALLATION 3 TECHNICAL SPECIFICATIONS ..........5 ..................5 LECTRICAL PECIFICATIONS ....................5 PERATION ONDITION ........................ -
Page 5: Introduction
1 Introduction 1.1 Overview Unicore UM220-IV M0 is the dual-system GNSS module. Based on Unicore low power, multisystem, high performance SoC-UFirebird designed. And the support of BDS B1+GPS L1 dual-system joint positioning or single system joint positioning. UM220-IV M0 is compact in size and used SMT pads to support fully automatic integration of standard discharge and reflow soldering, especially suitable for low cost and low power consumption fields. -
Page 6: Interface
UM220-IV M0 User Manual Antenna gain 15～30dB Physical Characters Dimension 10.1*9.7*2.2mm Environment Operating Temperature -40℃ ~ +85℃ Storage Temperature -45℃ ~ +90℃ RoHS Accord Input/output Data Interface UART 1 UART, LVTTL. Baud rate 4800～115200bps GNSS Performance Frequency BDS B1: 1561.098MHz GPS L1 : 1575.42MHz... -
Page 7: Product Installation
UART UM220-IV M0 module supports data transfer and firmware upgrade; the signal input/output level is LVTTL. The default baud rate is 9600bps, and is adjustable, can be configured up to 115200bps. 1PPS UM220-IV M0 outputs 1PPS with adjustable pulse width and polarity. -
Page 8: Hardware Installation
UM220 EVK; Step 4：Connect the PC to the EVK serial port through direct serial cable; Step 5：Power the evaluation board and initialize the UM220-IV M0; Step 6：Open the uSTAR Step 7：Controlled the receiver through uSTAR to display constellations view, log... -
Page 9: Technical Specifications
3 Technical Specifications 3.1 Electrical Specifications Absolute Maximum Ratings Item Unit Condition Power Supply (VCC) -0.5 VCC Ripple Vrpp Digital IO -0.5 Vcc +0.2 Storage Temperature Tstg ℃ MSD (MSL) □Level 1 □Level 2 ■Level 3 □TBD 3.2 Operation Condition Typical Item Unit... -
Page 10: Pin Definition (Top View)
UM220-IV M0 User Manual Figure 3-1 Mechanical Layout 3.4 Pin Definition (Top View) nRESET RF_IN Top View VCC_IO V_BCKP VCC_RF TIMEPULSE Figure 3-2 UM220-IV M0 Name Electrical level Description Ground LVTTL UART 1-TX LVTTL UART 1-RX TIMEPULSE LVTTL 1PPS LVTTL... -
Page 11: Hardware Design
4 Hardware Design 4.1 Design in Considerations To make UM220-IV M0 to work properly, you need to properly connect the following The Module VCC has good monotonicity. If the VCC power off and then on, the power off time must be more than 10ms. -
Page 12: Avoid Power Connection
1KΩ resistor RX, TX concatenated 33Ω or 1K resistor, other need PIO concatenated 4.7KΩ resistor in the Pin. 4.3 Antenna If UM220-IV M0 used the +3V active antenna, suggest use the VCC_RF pin output is recommended to power the antenna through feed inductance. -
Page 13: Serial Port
VCC_RF Figure 4-1 UM220-IV M0 Active Antenna +3V Solution If the UM220-IV M0 uses an active antenna other than +3V, the bias voltage required by the antenna V_BIAS is supplied to the antenna through a feed inductor. Figure 4-2 UM220-IV M0 Active Antenna (Other than +3v) Solution If UM220-IV M0 uses passive antenna, the antenna is directly connected to RF_IN pin, while VCC_RF can be suspended. - Page 14 UM220-IV M0 User Manual UM220-IV RS232 UART1 RS232 1 Figure 4-4 Connect COM to PC...
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Page 15: Disassembly
6.1 Product Label Description 6.2 Package Description The UM220-IV M0 module is packaged in vacuum sealed aluminum foil anti-static bag with desiccant and moisture-proof agent. When using reflow welding process to weld modules, please strictly comply with IPC standard to conduct humidity control on modules. - Page 16 6-2. Bake modules firstly before soldering if the 30% indication turns pink, as shown in figure 6-3. The UM220-IV M0 modules are rated at MSL level 3, for more MSL information, please refer to www.jedec.org.
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Page 17: Clean
Figure 6-3 the 30% indication is pink The shelf life of UM220-IV M0 is one year. 7 Clean Do not use alcohol or other organic solvents to clean, it may lead to fluk residues into the shielding shell, causing mildew and other problems. - Page 18 UM220-IV M0 User Manual...
- Page 19 和芯星通科技（北京）有限公司 Unicore Communications, Inc. 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 www.unicorecomm.com Phone: 86-10-69939800 Fax: 86-10-69939888 info@unicorecomm.com www.unicorecomm.com...
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