ZTE Corporation`s ME3000_V2 Module
Contents
1. 2 boooooooc H 38 95 76 l 27 22 86 o14 2 A A mm 25 ZTEDH 5 4 Fixing Method ME3000_V2 Module The material of the metal plate used for the module s fixing part is There are two fixing methods welding or mounting screws See the module s fixing methods in figure 5 4 WH THM Figure 5 4 Module s Fixing Methods IITR 30 HA 26 LIES ME3000_V2 Module 6 Summary of Peripheral Components See the summary of peripheral components in table 6 1 Table 6 1 Summary of Peripheral Components Part Number Location No Supplier Contact method MIC29302WU D1 MICREL www micrel com SPNZ 40S1 VB 030 1 R X1 Shenzhen www stwxe com cn Shentaiweixiang PNY 10S2 VB 028 020 U1 Shenzhen www stwxe com cn Shentaiweixiang C707 10M006 5122 U05 AMPHENOL www amphenol com VC060303A100RP ESD3 6 AVX WwW avx com 272. Descriptions interfaces Software download upgrade UART interface 6 Data communication Up to 921 6kbps data rate provided by COM port LIES Audio interface ME3000_V2 Module Double audio I O channel SIM card interface Standard SIM card interface Antenna interface 50 Ohm input resistance control RTC Real time clock interface 1 1 4 Technical parameters Please refer to Table 1 5 for the module s technical parameters Table 1 5 Technical parameters Technical Descriptions parameters Working 20 C 70 C temperature Input voltage 3 3V 4 25V Maximum 1800mA 102 dBm current Idle current 10mA 75dBm Call current 150mA 75 dBm Rx 102dBm Sensitivity Tx power GSM850 EGSM900 Class4 2W GSM1800 PCS1900 Class1 1W GSM850 Tx 824 849 MHz Rx 869 894MHz EGSM900 Tx 880 915 MHZ Frequency Rx 925 960MHz range DCS1800 Tx 1710 1785MHz Rx 1805 1880MHz PCS1900 Tx 1850 1910MHz Rx 1930 1990MHz 1 2 Relevant Documents LAT Command Manual for ZTE Corporation s ME3000_V2 Modules ZTE MG815 Module Development Board User Guide FAQ for ZTE Corporation s GSM GPRS Modules Wireless Modules Test References LIES 1 3 Acronyms ME3000_V2 Module A ADC Anal
3. O Clear to send Valid at low level 14 RTS Request to send Valid at low level 13 TXD O Transmit data 11 RXD Receive data 13 LIES ME3000_V2 Module Function Pin Signal name UO Basic functions Remarks No 15 RI GPIO42 O Ringer indication signal TTL level High level when EINT2 initialized Low level after receiving ringer signal and the incoming call rings high level at any other time No level change upon the receipt of SMS 1s low level and 4s high level as the incoming call rings the process repeats high level at any other time Generate 1s low level upon the receipt of SMS 17 DSR O Data Set Ready Valid at low level 18 DCD O Data Carrier Detect 16 DTR Data Terminal Ready Valid at low level SIM card 4 CARD_DAT I O Data cable interface A 6 CARD_CLK O Clock cable 8 V_CARD O CARD power supply 2 CARD_RST O Reset signal COM 2 1 TXD2 O Transmit data The GSM module does not 3 RXD2 Receive data support USB function but it 5 IRTS2 Request to send supports UART2 only Low level 7 ICTS2 O Clear to send valid for PIN 5 and PIN 7 9 GPIO17 GPIO Hang up when reserved LED 28 SMS_LED O Incoming call and SMS Internal pull down LED on at GP1025 LED high level Need externally add the driver 4 5S low level upon the receipt of SMS 30 SIG_LED O Network signal LED Internal pull up LED on at high level Need
4. eaan anie kdd vade Eaa 21 5 Mechanical a Te T 23 9 1 Appearance Did le lT U 23 5 2 Assembly Diagramme 24 53 PGB Layout RE Te e LE 25 D4 FIXING MOthOG EE 26 6 Summary of Peripheral Components se 27 ZTE v N ME3000_V2 Module Diagrams Figure 2 1 Principle diagramme 12 Figure 4 1 Power and reset circuit design principle diagram 17 Figure 5 1 Module s Appearance Disgram eee ee 23 Figure 5 2 Module s Assembly Diagram rn 24 Figure 5 3 Relevant PCB Layout Diagram top side 25 Figure 5 4 Module s Fixing Meibodes eee 26 ZTEDH ME3000_V2 Module Tables Table 1 1 Table 1 1 Module s specification T 7 Table 1 2 Basic ue de 7 Table 1 3 Interfaces of the modules 7 Table 1 4 Technical parameters sisi 8 Figure 3 1 PIN Wen UE 13 Table 3 1 40PIN connector definitions 13 Table 3 2 10PIN connector PIN deftnttionzs cece cece e e ee ee eee eae e eens en eeeeataeneeeeneeeea 16 Table 4 1 Voltage features e e e 17 Table 4 2 Power on off ciruict time characteristics 18 Table 6 1 Summary of Peripheral Components 27 ZTE v N ME3000_V2 Module 1 General Description This manual is applicable for ME3000_V2 modules Refer to this manual to make your hardware mechanical design completely compatible with GSM GPRS applications except for an
5. externally add the driver Power on status LED off Network status LED flashes LED is on for 50ms and off for uncertain time IDLE status LED flashes at 1Hz Traffic status Call network LED flashes at 5Hz Reset 26 ON OFF Power on off control Internal pull up valid at low level Externally connect with a 14 LIES ME3000_V2 Module Function Pin Signal name UO Basic functions Remarks No switch with Open Collector Open Drain Please refer to 4 2 power and reset for details 10 RESET Reset signal Valid at low level Need externally connect a switch with Open Collector Open Drain Please refer to 4 2 power and reset for details Power 19 V_MAIN Main power supply 21 V_MAIN Main power supply 22 V_MAIN Main power supply GND GN 23 D GND GN 24 D 25 V_MSM O Digital power Generally it s recommended to use this pin for pull up As the module is powered off the output voltage of the pin remains unchanged but the internal resistance is very high Therefore it s not recommended to use this pin for any other control purpose Reserved 20 NC O For module s internal use need hang up 27 NC E For modules internal use need hang up 29 NC For module s internal use need hang up 31 NC For module s internal use need hang up 15 ZTE rp ME3000_V2 Module 3 2 10PIN Connector See 10PIN connector definitions in ta
6. 200bps External interface is 2 85VCMOS level signal their logic functions conform to RS 232 interface standard These two UART could be used as serial port data interfaces usually UART1 is used for AT commands data transmission and updating software of module UART2 is used to provide test and debug channel Note during the overall unit s design the customers need lead out UART1 for software upgrade The module s output IO level is 2 85VTTL and it needs to transfer the level when connect with standard 3 3V or 5V logic circuit such as MCU or RS232 drive chip MAX3238 etc Figure 4 2 shows the COM port level transfer circuit The converted signal should connect with MCU or RS232 drive chip directly Common low power switch triode should be applied as the crystal triode shown in Figure 4 2 Note the module won t enter the sleep mode when RxD is at high level Please pay attention to it during the design Figure 4 2 UART Interface Design Diagram DSR RS232 MCU Haas b DSR DSR RxD TxD TxD RxD Rice RTS Cie CTS DCD DCD DTR DTR V_MSM 2 9V Note The GSM module supports UART2 note including RTS2 and CTS2 but it does not support USB 19 ZTE py ME3000_V2 Module 4 4 SIM Card Interface ME3000_V2 supports 1 8V or 3V SIM card and there are 4 pins at the terminal of the card V_CARD is used to supply SIM card It s strongly recommended to add ESD to protect SIM ca
7. ZTE pH ME3000_V2 Module LTE PX L AU ini TS This manual is applicable for ME3000 V2 module ZTE O ME3000_V2 Module Copyright Statement Copyright H 2010 by ZTE Corporation All rights reserved No part of this publication may be excerpted reproduced translated or utilized in any form or by any means electronic or mechanical including photocopying and microfilm without the prior written permission of ZTE Corporation ZTE is the registered trademark of ZTE Corporation All other trademarks appeared in this manual are owned by the relevant companies ZTE Corporation reserves the right to make modifications on print errors or update specifications in this manual without prior notice ZTE Corporation keeps the right to make the final explanation to this manual 1 0 TY March 2010 ZTE py ME3000_V2 Module With strong technical force ZTE Corporation can provide CDMA GPRS module customers with the following all around technical support 1 Provide complete technical documentation 2 Provide the development board used for R amp D test production after sales etc 3 Provide evaluations and technical diagnosis for principle diagram PCB test scenarios 4 Provide test environment ZTE Corporation provides customers with onsite supports and also you could get supports through telephone website instant communication E mail etc The module website module ztemt com cn provides the relevant industr
8. ble 3 2 Table 3 3 10PIN connector PIN definitions Function Pin No Signal name UO Basic functions 1 GND GND Power 2 GND GND 3 GND GND 4 GND GND 5 NC Reserved 6 NC 7 NC For modules internal use 8 NC need hang up 9 NC 0 NC 16 ZTE v N ME3000_V2 Module 4 Decription of Hardware Interfaces 4 1 Summary This chapter introduces each logic function interfaces of ME3000_V2 module amp its operation descriptions and provides the designing sample Power and Reset Interface COM Port SIM Card Interface Audio Interface Antenna Interface Remarks n the system the module layout should be far away from high speed circuit switch power power transformer large power inductor or single chip microcomputer s clock circuit 4 2 Power and Reset See the power and reset circuit design principle diagram in figure 4 1 Figure 4 1 Power and reset circuit design principle diagram m PMR LN pa l DAL e 1 IN our d es SILA GND 4 E am gt dz s l OND SENSE en dg s d lal mees B Det er We E U DN L GND L H 4 7K 4 7K MCU_ON OFF MCU_RESET S gt i C_ gt v z 6 Power design The module is powered by V MAIN See the voltage features in figure 4 1 Table 4 1 Voltage features Category We HH moo Inpput current 10mA average pm 2A depending on network signal D1 is an enabled LDO with 6V 9V input voltage Through a
9. bles should be kept far away from all interference sources such as high speed digital signal or switch power supply According to mobile station standard stationary wave ratio of antenna should be between1 1 to 1 5 and input impedance is 50 ohm Different environments may have different requirements on the antenna s gain Generally the larger gain in the band and smaller outside the band the better performance the antenna has Isolation degree among ports must more than 30dB when multi ports antenna is used For example between two different polarized ports on dual polarized antenna two different frequency ports on dual frequency antenna or among four ports on dual polarized dual frequency antenna isolation degree should be more than 30dB 22 ZTEDH ME3000_V2 Module 5 Mechanical Design 5 1 Appearance Diagram See ME3000_V2 module s appearance in figure 5 1 Figure 5 1 Module s Appearance Diagram z9 i nN L wd MO sees El co CH s Dimensions LxWxH 44 50 mm length x 28 50mm width x 8 25mm 0 2mm 6 Weight 8g 23 ZTEOS ME3000_V2 Module 5 2 Assembly Diagram See the module s assembly diagram in figure 5 2 Figure 5 2 Module s Assembly Diagram HR RIE MG2630 td 24 ZTE O ME3000_V2 Module 5 3 PCB Layout Diagram See the module s PCB layout diagram in figure 5 3 Figure 5 3 Relevant PCB Layout Diagram top side RE TO eee D H L f Oe 60 R H i 1 370 1 80
10. djusting R31and R41 it could make V MAIN at 3 9V to power ME3000_V2 module and it s required to place at lease one 1000uF tantalum capacitor at V Main input pin The module is very strict with the requirements on power and GND therefore it s requested that filtering must be performed to power and GND and the power 17 ZTE py ME3000_V2 Module ripple must be controlled under 50Mv Do not use LDO to power any other part in the system because it might affect the RF performance Finally select the power cables with at least 80mil traces during the layout and keep the integrality of ground line If you use other LDO make sure the output current is larger than 2A Power ON The module will be turned off after power on normally To turn on the module provide a 2000 5000mS low level pulse to ON OFF PIN If connecting to GND at ON OFF pin with 1K resistance the module could be automatically powered on Note ON OFF Reset need to connect an open collector or open drain gate The RESET signal is not required when the module is turned on Power OFF To turn off the module provide a 2000 5000mS low level pulse to ON OFF PIN or use AT command AT ZPWROFF Reset The module could be reset by using the method above to Turn off and then Turn on If the external reset function has to be used one low level pulse lasting at least 500mS should be provided to RESET Pin within 2 seconds after the module is turned on Before t
11. e this method intense radiation must keep far away from PCB land At the same time you must ensure that core line of RF shielding cable has been jointed to PCB land and the shielding metal wire netting on the RF cable has been jointed to GND of module As shown in figure 4 5 the grounding part must be jointed firmly otherwise the core cable may be ruptured caused by shielding cable shaking Proper measures should be taken to reduce the access loss of effective bands and good shielding should be established between external antenna and RF connector Besides external RF cables should be kept far away from all interference sources such as high speed digital signal or switch power supply 21 ZTEOS ME3000_V2 Module Figure 4 6 Antenna Interface Diagram The antenna test socket is used for the module s calibration and test It can easily connect the module to the antenna because of its small contact impedance good shielding and exclusive 50Q connection cable The antenna test socket s impedance is 50Q The antenna test socket s part number is MM9329 2700B Please refer to the user manual of socket s supplier and select the relevant antenna connection plug to connect the module See figure 4 6 Figure 4 7 Antenna Interface Diagram ae ee VS K Proper measures should be taken to reduce the access loss of effective bands and good shielding should be established between external antenna and RF connector Besides external RF ca
12. erface MS Mobile Station MTBF Mean Time Before Failure P PCB Printed Circuit Board PCL Power Control Level PCS Personal Communication System PDU Protocol Data Unit PLL Phase Locked Loop PPP Point to point protocol R RAM Random Access Memory RF Radio Frequency ROM Read only Memory RMS Root Mean Square RTC Real Time Clock S SIM Subscriber Identification Module SMS Short Message Service SMT Surface Mount Technology SRAM Static Random Access Memory 10 LIES ME3000_V2 Module T TA Terminal adapter TDMA Time Division Multiple Access TE Terminal Equipment also referred it as DTE U UART Universal asynchronous receiver transmitter UIM User Identifier Management USB Universal Serial Bus USIM Universal Subscriber Identity Module V VSWR Voltage Standing Wave Ratio Z ZTE ZTE Corporation 11 ZTE py ME3000_V2 Module 2 Product Introduction Please refer to Figure 2 1 for the principle diagram of ME3000_V2 module Figure 2 1 Principle diagram Antenna GND 4 connector 10 pins connector PA and Switch Communication Baseband wo GD un wo U G lt Interface connector SIM POWER AUDIO ZTEDH 3 PIN Definitions The main connectors used for ME3000_V2 module include 40 PIN connector and 10 PIN connector The distance between the pins is 1 27mm Refer to figure 3 1 below for PIN definitions Figu
13. ge inside and they should directly connect with the receiver Speaker The system connector provides two speakers SPK_1 amp SPK_2 The former is differential interface and the latter is single ended interface They both have 32 ohm impedance GSM GPRS module audio interface is designed as below Design of the first channel audio interface Select the microphone with the sensitivity lower than 51 5dB since the output impedance for SPK_1 is 32 ohm and the max gain in MIC_1 reaches 51 5dB The level of MIC_1P PIN is about 2 2V Note if other kind of audio input method is adopted the input signal should be within 0 5V If the signal voltage is lower than 0 5V then the pre amplifier should be added If the signal voltage is higher than 0 5V then network attenuation should be added Design of the second channel audio interface on the earphone Select the microphone with the sensitivity lower than 51 5dB since the output impedance for SPK_2 is 32 ohm and the max gain in MIC_2 reaches 51 5dB The level of MIC_2P PIN is about 2 2V The receiver s design is just the same as the handset s 4 6 Antenna Interface The module provides two kinds of external interfaces Directly solder with PCB land Antenna testing socket PCB land is used to connect module with antenna by 50 ohm RF shielding cable to cut down the cost But it s not a complete way to shield EMI and RF signal quality may be trivially affected So if you decide to us
14. hat the external I O signal must be kept at low level Refer to figure 4 2 Reset circuit design reference If the RESET Pin is not used hang it up See the module s power on off time sequence diagram Figure 4 2 Power on off time sequence diagram t FINE mag O mn t Table 4 2 Power on off ciruict time characteristics ta tb te ta te 20mS 10mS 3S 3S 6S 6 V MSM There is a voltage output pin with current adjuster which can be used to supply external power to the board The voltage of this pin and the voltage of baseband processor memory come from the same voltage adjuster The voltage output is available only when the module is on The normal output voltage is 2 85V and the user should absorb the current from this pin as little as possible less than 18 ZTE py ME3000_V2 Module 10mA Generally it is recommended to use this pin to match the level When the module is off the output voltage for this pin remains unchanged but the impedance is rather high Therefore it s not recommended to use this pin for any other control purposes Other Advice In order to make sure the data is saved safely please don t cut off the power when the module is on It s strongly recommended to add battery or soft switch like the power key on the mobile phone 4 3 COM Port The module provides an integrated full duplex UART interface and an accessorial full duplex UART interface whose maximal data rate is 115
15. nical design Introduces ME3000 V2 modules appearance diagram assembly diagram PCB layout diagram and fixing method 6 Summary of peripheral Introduces the peripheral components components Update History The update history records the document s update descriptions every time The updates of all previous versions will be contained in the latest version Document Version V1 0 2010 03 15 The document is formally released on Mar 15 2010 ZTE v N ME3000_V2 Module Contents 1 G n ral DESCrPUOM sees gie Zede eeg Ze aa anses dite Gilde ee deeg ere denies 7 NN Cen ee ee 7 1 1 1 Module s Specifications 7 1 1 2 Basic ee E 7 1 1 3 Modules Intermtace rerien weeds DEENEN 7 1 1 4 Technical parameters iii 8 1 2 Relevant Documents eee 8 E Ee E 9 2 Product nie Een E 12 3 PIN D finitionS 25 22 02206 gebEeeg aeea aa cat dwenads RE EES dE 13 3 1 AOPIN COMME e 13 3 2 TOP IN CONNECCION asescsrsecerssxesensnteavnassnveneeetarydeannedesnvstuesens tesdea EES ENEE ENEE dee EEN 16 A Decription of Hardware Interfaces esseseenseseseeerertrtrttetettrtrrtntetetetrtt tnne tnte trtntnnn treere r ennenen 17 4A SUMMAT ieri aana a aaea EEEE Aer N E EEEE EEEE EEEE SEE AEEA EEEE 17 4 2 Power and Reset Seen get ere ier eege Nee eege aan he TARRA ea aaa 17 AS COM POr T 19 44 SIM Card Interface suis non le eee a eri da EEE Ae een dees 20 e NL 20 AG Antenna Interface savaz eiiie i naten aaa neste da vate Senda A
16. og Digital Converter AFC Automatic Frequency Control AGC Automatic Gain Control ARFCN Absolute Radio Frequency Channel Number ARP Antenna Reference Point ASIC Application Specific Integrated Circuit B BER Bit Error Rate BTS Base Transceiver Station C CDMA Code Division Multiple Access CDG CDMA Development Group CS Coding Scheme CSD Circuit Switched Data CPU Central Processing Unit D DAI Digital Audio interface DAC Digital to Analog Converter DCE Data Communication Equipment DSP Digital Signal Processor DTE Data Terminal Equipment DTMF Dual Tone Multi Frequency DTR Data Terminal Ready E EDGE Enhanced Data Rate for GSM Evolution EFR Enhanced Full Rate EGSM Enhanced GSM EMC Electromagnetic Compatibility EMI Electro Magnetic Interference ESD Electronic Static Discharge ETS European Telecommunication Standard F FDMA Frequency Division Multiple Access FR Full Rate LIES ME3000_V2 Module G GPRS General Packet Radio Service GSM Global Standard for Mobile Communications H HR Half Rate l IC Integrated Circuit IMEI International Mobile Equipment Identity ISO International Standards Organization ITU International Telecommunications Union L LCD Liquid Crystal Display LED Light Emitting Diode M MCU Machine Control Unit MMI Man Machine Int
17. rd in hostile environments D2 in figure 4 3 is ESD protection device Figure 4 4 SIM Card Circuit Reference Design Diagram SIM CARD INTERFACE e e e U_CARD 4 de cl a N 21 al lx L BO m 25 x 3 Ste e CARD RST l ej U 6 Las ns 2 Opp eer CS A 85 CARD_DATA RG D ei 10 CLK _4 or D 33 Q N A 02 S a e_e pe CARD CLK D2 ul a 3 I 01 I702 GND1 GND2 1 03 I 04 UCLAMPO S 4A TCT NOTE A 10k resistor is required for DATA pin to be draw up to V_CARD power because there are different SIM cards with quite different output currents The PCB wiring of SIM card should be laid closely around the module as possible as you can to avoid the interference of reading writing from other sources 4 5 Audio Interface The module provides audio input and output There are 2 speaker interfaces 2 microphone interfaces and one linear output Only one pair I O works at the same time See the audio interface circuit in figure 4 4 Figure 4 5 Audio interface circuit design diagram PODIO INTERFACE SPK_1L 2 ON 20 ZTE v N ME3000_V2 Module Microphone The system connector provides two microphone interfaces MIC_1 and MIC_2 which are both differential interface and can be used for single ended input It s recommended to use the differential mode to reduce the noises These two microphone inputs are coupled in AC domain and added a 2 0V offset volta
18. re 3 1 PIN definitions x3 USB_OE TXD2 taa 2 CARD RST USB_DATAYVRXDe2 3 3 CARD_DATA USB_UMO RTS2 gt Le 6 CARD_CLK USB_UPO CTS2 f 7 D U_CARD GP1017 Je IR RESE T RXD RBS GR 1 KR ea R TXD 13 113 14 RIS RI I5 J45 16 DTR DSR dn 18 DCD V_MAIN 19 20 L el 22 _V_MAIN GND 23 24 GND U_MSM 25 26 ON OFF er 28 SMS_LED 29 _ 30 SIiG_LED 31 32 Lk IN SPK_2P CE 34 DER CR EAR_AN_DET 273 36 EAR_DET MIC_1iN 37 38 MIC_2N MIC_1P 39 40 MIC_2P SPNZ 40S1 UB 030 0 3 1 40PIN Connector See the definitions of 40PIN conbector in table 3 1 Table 3 2 40PIN connector definitions ME3000_V2 Module eer Mr o O Qw 1 18 PAY 1052 V5 V25 MODULE INTERFACE Function Pin Signal name 1 0 Basic functions Remarks No Audio 39 MIC_1P 1 audio input anode Default audio input output as 17 37 MIC_1N 1 audio input cathode channel Usually 1 used for 34 SPK_1P O 1 audio output anode handset 2 userd for earpiece 32 SPK_1N O 1 audio output cathode 40 MIC_2P 2 audio input anode 38 MIC_2N 2 audio output cathode 33 SPK_2P o 2 audio output anode 35 EAR_AN_D Earpiece key detection Internal pull up valid at low level ET 36 EAR_DET Earpiece insert Internal pull up valid at low level detection COM 1 12 ICTS
19. tenna design ME3000_V2 module could be widely applied in data transmission wireless POS security lottery terminals intelligent metering wireless fax branch exchange tobacco network campus network wireless AD wireless media medical surveillance relay station surveillance railway terminals intelligent home appliances vehicle mounted surveillance etc Taking ME3000_V2 module for example this manual describes the module s logic structure hardware interface amp major functions and provides references to the hardware and mechanical design 1 1 Technical Specification 1 1 1 Module s Specification Please refer to table 1 1 for ME3000_V2 module s specification Table 1 1 Table 1 2 Module s specification Modes Format Frequency Wiz MG3000 V2 GSM GPRS Dual Band EGSM 900 DCS 1800 Remarks Except for work frequency band the modules are completely compatible on hardware and mechanical design Below is just an example of ME3000_V2 module 1 1 2 Basic Functions Please refer to Table 1 3 for the basic functions Table 1 3 Basic functions Basic Descriptions Functions Voice call EVRC and 13kQCELP high quality voice call SMS Support TEXT and PDU Support embedded TCP IP Data Support virtual online GSM uplink rate 42 8 kbps downlink rate 85 6 kbps 1 1 3 Module s Interface Please refer to Table 1 4 for the module s interfaces Table 1 4 Interfaces of the modules Module s
20. y information and module technical documentation The authorized module customers could download the latest technical documentation for our website If you have more requirements you could send an E mail to module zte com cn You can also call us at 0755 86140899 for more supports ZTE v N ME3000_V2 Module Preface Summary This manual is applicable for ME3000_V2 module It takes ME3000_V2 module for example to give the reference to the relevant hardware design and instruct the users how to quickly and conveniently design different kinds of wireless terminals based on this type of module ME3000_V2 modules are the replacement of ME3000 modules and their technical parameters are basically identical Target Readers The manual is suitable for the following engineers System designing engineers Mechanical engineers Hardware engineers Software engineers Test engineers Brief Introduction This manual contains 6 chapters See the table below Chapter Contents 1 General description Introduces ME3000 V2 modules basic technical specification the relevant documents for reference and the acronyms 2 Product introduction Introduces ME3000 V2 modules principle charts and relevant standards of the module 3 PIN definitions Introduces ME3000_V2 module s Pin name and functions 4 Description of Introduces the design of the hardware interface on each part of hardware interfaces ME3000_V2 module 5 Mecha
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