ZTE ZM8620 User Manual

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Welink Your Smart

Hardware Development Guide of

Module Product

ZM8620_V2

Version 2.3, 2014-04-15

ZM8620_V2

Hardware Development Guide of Module Product

Legal Information

By receiving the document from Shenzhen ZTEWelink Technology Co., Ltd (shortly referred to as

ZTEWelink), you are deemed to have agreed to the following terms. If you don‘t agree to the following terms, please stop using the document.

Copyright © 2013 Shenzhen ZTEWelink Technology Co., Ltd. All rights reserved. The document contains ZTEWelink‘s proprietary information. Without the prior written permission of ZTEWelink, no entity or individual is allowed to reproduce, transfer, distribute, use and disclose this document or any image, table, data or other information contained in this document.

As the wholly-owned subsidiaries of ZTE, ZTEWelink is the professional company engaging in R&D,

manufacture and sales of wireless module product.

is the registered trademark of

ZTEWelink. The name and logo of ZTEWelink are ZTEWelink‘s trademark or registered trademark.

Meanwhile, ZTEWelink is a wholly-owned subsidiary of ZTE Corporation, and is granted to use ZTE

Corporation‘s registered trademark. The other products or company names mentioned in this document are the trademark or registered trademark of their respective owner. Without the prior written permission of ZTEWelink or the third-party oblige, no one is allowed to read this document.

The product meets the design requirements of environmental protection and personal security. The storage, use or disposal of products should abide by the product manual, relevant contract or the laws and regulations of relevant country.

ZTEWelink reserves the right to make modifications on the product described in this document without prior notice, and keeps the right to revise or retrieve the document any time.

If you have any question about the manual, please consult the company or its distributors promptly.

ZM8620_V2

Hardware Development Guide of Module Product

Applicability Table

Product

ZM8620_V2EUD

ZM8620_V2LAT


All Rights reserved, No Spreading abroad without Permission of ZTEWelink			II

ZM8620_V2

				Hardware Development Guide of Module Product
Revision History

	Version	Date		Description

	V1.0	2013-02-22	First published

	V2.0	2013-03-20	Delete the part of 4.8 in the former version, and change the header,

			front cover, legal information and footer.



			1.	Modify the legal information
			2.	Modify the part of 7.1.1
			3.	Modify the format of footer and header

		2013-08-16	4.	Modify the figure of PIN Configuration Diagram
			5.	Add the figure of PIN Distribution Diagram
			5.	Add the figure of PIN Distribution Diagram
			6.	Add chapter 8 of Debugging Environment and Method
			7.	Modify chapter 7 of Antenna

			8.	Modify the typical voltage of power supply to 3.8V
			9.	Add the support of WinCE OS
			10.	Update the Product Material Object Picture of Figure 2-1
			11.	Modify the support of GPRS Class B in Table 2-1
			12.	Modify the Specification of SIM interface in Table 2-1
			13.	Modify the pin NO. of USIM in Table 4-4
			14.	Modify the Figure of (U)SIM Card Signal Connection Circuit
			15.	Modify the support of MMS, RAS, phonebook, network lock,
		2013-09-30		and USSD in Table 2-1
				and USSD in Table 2-1
			16.	Add the Figure 4-4 of Module Serial Port & AP Application


	V2.1			Processor
	V2.1			Processor
			17.	Add the Table 4-6 of Definition of UART Signal
			17.	Add the Table 4-6 of Definition of UART Signal
			18.	Add 4.10 of W_DISABLE_N Signal
			19.	Modify chapter 5.3 of Resetting Flow
			20.	Delete the part of Power_on/Power_off in chapter 5.2 and
				chapter 4.8
			21.	Add Table 5-3 of Power-on/Resetting Period
			22.	Complete and modify Table 4-2 of PIN Interface Definition

		2013-10-11	23.	Add chapter 4.8 of SPI Interface
			23.	Add chapter 4.8 of SPI Interface

			24.	Add chapter 6 of Related Test & Testing Standard



			25.	Add Contact Information
			26.	Modify Power-on/Resetting Period in chapter 5
			27.	Add the document in table List for Supported& Related
		2013-12-12		Documents
				Documents
			28.	Modify LTE TDD in Technical Standard to DL 50Mbps / UL



				25Mbps (10MHz) in Table 2-1
			29.	Modify the RxDiv Band in Table 2-1
			30.	Add the power consumption in the mode of UMTS/LTE in

III

ZM8620_V2

			Hardware Development Guide of Module Product

Version	Date		Description

			chapter 5.1
		31.	Modify the antenna interface to MHF-A13 of I-PEX

		1.	Modify the typical voltage of power supply to 3.3V and the
			range to 3.1-3.6V
		2.	Modify the the Profile Dimensions in Figure 8-1 and The PCB
			layout is shown in the Figure 8-2.
		3.	Modify the antenna interface to U.FL-R-SMT-1(80)(HRS)/
			ECT818000071(ECT)
V2.2	2014-03-06		ECT818000071(ECT)
		4.	Modify the pins in chapter 4.1
		4.	Modify the pins in chapter 4.1
		5.	Modify the chapter 4.6 of UART interface

		6.	Update the format and template of the document
		7.	Update the legal information of this document
		8.	Update the Product Material Object Picture in Figure 2-1

		1.	Update the document as the hardware development guide of
			module ZM8620_V2
		2.	Add the difference between the module ZM8620_V2 and
			ZM8620.
V2.3	2014-04-15	3.	Update the bands information of two variants
		3.	Update the bands information of two variants
			ZM8620_V2EUD and ZM8620_V2LAT



		4.	Modify the Figure in chapter of UART electric feature
		5.	Add the chapter of 10 and 11
		6.	Update the Overview of Major Technical Parameters in Table
			2–2

Note: Because of ZTEWelink ZM8620_V2 module is still under revision to improve its performances,

the present document could be subject to revisions without notice.

ZM8620_V2

		Hardware Development Guide of Module Product
Contact Information

	Post	9/F, Tower A, Hans Innovation Mansion,
		North Ring Rd., No.9018, Hi-Tech Industrial Park,
		Nanshan District, Shenzhen, P.R.China.
	Web	www.ztewelink.com
	Phone	+86-755-86360200-8679
	E-Mail	ztewelink@zte.com.cn

Note: Consult our website for up-to-date product descriptions, documentation, application notes,

firmware upgrades, troubleshooting tips, and press releases

Besides, ZTEWelink provides various technical support ways to the customers, such as support by phone,

website, instant messaging, E-mail and on-site.

ZM8620_V2

			Hardware Development Guide of Module Product
Contents
LEGAL INFORMATION .......................................................................................................................................			I
1	ABOUT THIS DOCUMENT .....................................................................................................................		1
1.1	Application Range.................................................................................................................................		1
1.2	Purpose ................................................................................................................................................		1
1.3	Supported & Reference Document List....................................................................................................		1
1.4	Abbreviations .......................................................................................................................................		2
2	PRODUCT OVERVIEW ...........................................................................................................................		3
2.1	Product Technical Parameter ..................................................................................................................		4
2.2	Function Overview................................................................................................................................		7
	2.2.1	Baseband Function ....................................................................................................................	7
	2.2.2	Radio Frequency Function .........................................................................................................	7
3	MECHANIC FEATURE ............................................................................................................................		9
3.1	Dimensions and Interface.......................................................................................................................		9
3.2	Antenna Interface ................................................................................................................................		11
3.3	Thermal Design ..................................................................................................................................		12
4	PIN DESCRIPTION................................................................................................................................		14
4.1	Dimensions and Interface.....................................................................................................................		14
	4.1.1 Definition of PIN I/O Parameters ..............................................................................................		14
	4.1.2	PIN Configuration Diagram ......................................................................................................	14
	4.1.3	PIN Description ........................................................................................................................	15
4.2	Feature of Interface Power Level ..........................................................................................................		18
	4.2.1 Power Level of IO Interface......................................................................................................		18
4.3	Power Interface...................................................................................................................................		19
	4.3.1 Description of Power PINs .......................................................................................................		19
	4.3.2 Requirement of Power Supply..................................................................................................		19
4.4	(U)SIM Card Interface.........................................................................................................................		19
	4.4.1	Description of PINs...................................................................................................................	19

ZM8620_V2

				Hardware Development Guide of Module Product
	4.4.2		Electric Feature ........................................................................................................................	20
4.5		USB2.0 Interface ................................................................................................................................		20
	4.5.1		Description of PINs...................................................................................................................	20
	4.5.2		Electric Feature ........................................................................................................................	21
4.6		UART Interface ..................................................................................................................................		21
	4.6.1		Description of PINs...................................................................................................................	21
	4.6.2		Electric Feature ........................................................................................................................	22
4.7		SPI Interface.......................................................................................................................................		23
4.8		Reset Signal PERST# ..........................................................................................................................		24
4.9		WAKE# Signal ...................................................................................................................................		24
4.10		W_DISABLE_N Signal .......................................................................................................................		25
4.11		Recommended Upgrade Methods .........................................................................................................		26
5	ELECTRIC FEATURE ...........................................................................................................................			27
5.1		Power Feature.....................................................................................................................................		27
	5.1.1		Power Supply ...........................................................................................................................	27
	5.1.2		Working Current .......................................................................................................................	27
5.2		Power-on/Resetting Flow .....................................................................................................................		28
5.3		Resetting Flow....................................................................................................................................		29
6	RELATED TEST & TESTING STANDARD ...........................................................................................			30
6.1		Testing Reference................................................................................................................................		30
6.2		Description of Testing Environment ......................................................................................................		30
6.3		Reliability Testing Environment............................................................................................................		31
6.4		Reliability Test Result..........................................................................................................................		32
7	RF SPECIFICATIONS ...........................................................................................................................			34
7.1		Technical Specification for UMTS Mode Radio Frequency .....................................................................		34
	7.1.1		Maximum Transmission Power.................................................................................................	34
	7.1.2		Receiving Sensitivity ................................................................................................................	34
	7.1.3		Spurious Specification..............................................................................................................	35
7.2		Technical Specification of GSM Mode Radio Frequency .........................................................................		35

VII

ZM8620_V2

			Hardware Development Guide of Module Product
	7.2.1	Maximum Transmission Power.................................................................................................	35
	7.2.2	Receiving Sensitivity ................................................................................................................	36
7.3	Technical Specification of LTE Mode Radio Frequency ..........................................................................		36
	7.3.1	Maximum Transmission Power.................................................................................................	36
	7.3.2	Receiving Sensitivity ................................................................................................................	36
	7.3.3	Spurious Specification..............................................................................................................	38
8	ANTENNA .............................................................................................................................................		41
8.1	RF Antenna Specification.....................................................................................................................		41
	8.1.1 Technical Parameter for the Main Antenna Connector .............................................................		41
8.2	Proposal on Layout of Product in Terminal Product ................................................................................		42
8.3	Antenna Dimensions and Location........................................................................................................		43
8.4	Diversity Antenna Design ....................................................................................................................		43
9	DEBUGGING ENVIRONMENT AND METHOD ....................................................................................		44
9.1	Debugging Board ................................................................................................................................		44
9.2	Interfaces on Debugging Board.............................................................................................................		45
	9.2.1	JTAG Interface .........................................................................................................................	45
	9.2.2	USB Interface ...........................................................................................................................	45
	9.2.3	Power-supply Interface.............................................................................................................	45
	9.2.4 USIM Card Console Interface ..................................................................................................		46
	9.2.5	PON_RESET_N Button............................................................................................................	46
	9.2.6	W_DISABLE_N Button.............................................................................................................	46
	9.2.7	LED Indicator............................................................................................................................	46
10	PACKAGE SYSTEM..............................................................................................................................		47
11	SAFETY INFORMATION .......................................................................................................................		48

VIII

ZM8620_V2

Hardware Development Guide of Module Product

Figures
Figure 2–1 Product Material Object Picture ..............................................................................................................	4
Figure 2–2 System Connection Diagram ...................................................................................................................	7
Figure 3–1 PCI Express Mini Card Dimensions Type and Slot Compatibility ........................................................	11
Figure 3–2 Antenna Interface Flag Diagram (with Diversity) .................................................................................	12
Figure 3–3 Radio Frequency Interface Test Base ....................................................................................................	12
Figure 4–1 PIN Distribution Diagram .....................................................................................................................	15
Figure 4–2 PIN Configuration Diagram ..................................................................................................................	15
Figure 4–3 (U)SIM Card Signal Connection Circuit ...............................................................................................	19
Figure 4–4 Module Serial Port & AP Application Processor ...................................................................................	22
Figure 4–5 The connection of ZM8620_V2 UART and Standard RS-232-C interface ...........................................	23
Figure 4–6 Reference Circuit Design of PERST# Signal ........................................................................................	24
Figure 4–7 Reference Connection Circuit of WAKE# Signal..................................................................................	25
Figure 4–8 Reference Circuit Design of W_DISABLE_N Signal ...........................................................................	26
Figure 5–1 Module Reset Flow ...............................................................................................................................	29
Figure 8–1 the Profile Dimensions ..........................................................................................................................	41
Figure 8–2 Recommended PCB layout....................................................................................................................	42
Figure 9–1 The diagram for the switching board.....................................................................................................	44
Figure 9–2 Debugging Board ..................................................................................................................................	45
Figure 10–1 Package process of ZM8620_V2 modules ..........................................................................................	47

ZM8620_V2

Hardware Development Guide of Module Product

Tables
Table 1–1 List for Supported& Related Documents ..................................................................................................		1
Table 1–2	Abbreviation List ......................................................................................................................................	2
Table 2–1 The bands informaiton of ZM8620_V2 module........................................................................................		3
Table 2–2 Overview of Major Technical Parameters .................................................................................................		4
Table 2–3 Product Operating Frequency Band ..........................................................................................................		8
Table 3–1 PCI Express Mini Card .............................................................................................................................		9
Table 4–1	PIN Parameters .......................................................................................................................................	14
Table 4–2 PIN Interface Definition..........................................................................................................................		15
Table 4–3 Power Level Range of Digital Signal......................................................................................................		18
Table 4–4 Definition & Description of (U) SIM Card Signal Group .......................................................................		20
Table 4–5 Definition of UART Signal .....................................................................................................................		21
Table 4–6 Definition and Description of SPI Control Signal Group........................................................................		23
Table 4–7 Definition and Description of PERST# Signal........................................................................................		24
Table 4–8 Definition and Description of W_DISABLE_N Signal ..........................................................................		25
Table 5–1	Input Voltages .........................................................................................................................................	27
Table 5–2 Averaged standby DC power consumption .............................................................................................		27
Table 5–3 DC power consumption in UMTS mode.................................................................................................		27
Table 5–4 DC power consumption in LTE mode (Unit: mA) ..................................................................................		28
Table 5–5	Power-on/Resetting Period......................................................................................................................	28
Table 6–1	Testing Standard......................................................................................................................................	30
Table 6–2	Testing Environment ...............................................................................................................................	31
Table 6–3 Testing Instrument & Device ..................................................................................................................		31
Table 6–4	Reliability Feature...................................................................................................................................	31
Table 6–5 Temperature Testing Result under Windless Environment......................................................................		32
Table 6–6 Test Results of High/low Temperature Running and Reliability Test......................................................		33
Table 7–1 Maximum Transmission Power...............................................................................................................		34
Table 7–2 Receiving Sensitivity Reference Table....................................................................................................		34
Table 7–3 General Requirement of Receiver Spurious Emission ............................................................................		35
Table 7–4 Additional Spurious Emission Requirement ...........................................................................................		35
Table 7–5 Maximum Transmission Power...............................................................................................................		35
Table 7–6 Reference Table of Receiving Sensitivity ...............................................................................................		36
Table 7–7 Maximum Transmission Power...............................................................................................................		36
Table 7–8 Receiving Sensitivity Reference Table....................................................................................................		37
Table 7–9 General Requirement of Receiver Spurious Emission ............................................................................		38
Table 7–10 UE Co-existence Spurious Emission Requirement ...............................................................................		38

ZM8620_V2

Hardware Development Guide of Module Product

1 About This Document

1.1Application Range

This document is applicable as the hardware development guide of ZM8620_V2 LTE module product. The user can conduct secondary development according to the requirement and guidance in this document. And it is only applicable for the hardware application development based on the use of ZM8620_V2 module product.

1.2Purpose

This document provides the design and development fundamentals for the users of ZM8620_V2. By reading this document, the user can have an overall knowledge of this product, and a clear understanding of the technical parameters, hardware interfaces, electrical and mechanical details of this product. With this document, the user can use ZM8620_V2 successfully fulfill the wireless communication function development of M2M applications including Wireless POS, mobile terminal products such as Tablet, Notepad etc.

1.3Supported & Reference Document List

Besides this hardware development document, ZTEWelink also provides the software development guide. Table 1-1 is the list of supported documents.

	Table 1–1 List for Supported& Related Documents

NUM	Document Name

1	ZTEWelink Software Development Guide of LTE Module Products-V2.3.pdf


2	ZTEWelink ZM8620_V2 Module Specification.pdf


3	AT Command reference guide for ZTEWelink LTE Module.pdf


4	3GPP LTE 36.101 protocol (Evolved Universal Terrestrial Radio Access
	(E-UTRA); User Equipment (UE) radio transmission and reception)

ZM8620_V2

Hardware Development Guide of Module Product

5	3GPP TS 34.121 protocol

1.4Abbreviations

Table 1-2 is a list of the relevant abbreviations, and interpretations in Chinese and English involved in

the whole document.

	Table 1–2 Abbreviation List

Abbreviations	English full name

BER	Bit Error Rate

DCE	Data circuit-terminating equipment

DL	Downlink

DTE	Data terminal equipment


DTR	Data terminal ready

DPCH	Dedicated Physical Channel

DPCH_Ec	Average energy per PN chip for DPCH. DPCH

EMC	Electromagnetic compatibility

ESD	Electro-Static discharge

FDD	Frequency Division Duplexing

GPRS	General Packet Radio Service

GSM	Global Standard for Mobile Communications

I/O	Input/output

LED	Light Emitting Diode

PCB	Printed Circuit Board

SIM	Subscriber Identification Module

SMS	Short Message Service

SPI	Serial Peripheral Interface

UART	Universal asynchronous receiver-transmitter

UMTS	Universal Mobile Telecommunication System

USB	Universal Serial Bus

WCDMA	Wideband Code Division Multi Access

ZM8620_V2

Hardware Development Guide of Module Product

2 Product Overview

ZM8620_V2 is a multimode wireless communication module with mini-PCIE express interface, which can be applied in but not limited to equipment such as Tablet, Vehicle Mounted Terminals, CPE and electronic consumer products, and provides equipment with high-speed data access service in mobile environment (LTE FDD, UTMS and GSM network).

ZM8620_V2contains two variants ZM8620_V2EUD and ZM8620_V2LAT. Customer can choose the dedicated type based on the wireless network configuration. The following table shows the entire radio band configuration of ZM8620_V2series.

Table 2–1 The bands informaiton of ZM8620_V2 module

	BAND	ZM8620_V2EUD	ZM8620_V2LAT
	BAND 1	√	√
	BAND 2	--	√
	BAND 3	√	--
	BAND 4	--	√
FDD-LTE	BAND 5	--	√
	BAND 7	√	√
	BAND 8	√	√
	BAND12	--	√
	BAND 20	√	--
	BAND 38	--	√
TD-LTE		√
	BAND 40	√	--
	BAND 1	√	√
	BAND 2	√	√
UMTS	BAND 4	--	√
	BAND 5	√	√
	BAND 8	√	√
GSM	Quadband	√	√

 NOTE:

In the Table 2-1 ―√‖ means theband is supported by module ZM8620_V2, while ―--‖ means not supported

The Figure 2-1 below shows the product material object picture.

ZM8620_V2

Hardware Development Guide of Module Product

Figure 2–1 Product Material Object Picture

2.1Product Technical Parameter

The major features of ZM8620_V2 can be described from the aspects of mechanic feature, base band, radio frequency, technical standard and environment feature. Table 2-2 is a list of the major technical parameters and features supported by ZM8620_V2.

Table 2–2 Overview of Major Technical Parameters

Item	Feature	Specifications

Mechanic	Dimensions	51mm x 30mm x 4.9mm
	Dimensions	51mm x 30mm x 4.9mm

	Weight	About 11g
Specifications	Weight	About 11g

	Form Factor	Mini-PCIE package(52Pin)




	(U)SIM/SIM	3V SIM card and 1.8V SIM card

	Memory(SDRAM/	128MByte & 256MByte
	NAND)	128MByte & 256MByte
	NAND)

	MICRO SD Card	No memory card support

Baseband	USB Version	USB 2.0 HIGH SPEED
	USB Version	USB 2.0 HIGH SPEED

	UART Interface	Yes



	Reset/Power_on/Po	Yes
	wer_off interface	Yes
	wer_off interface

	SPI Interface	Yes

		TBD
	Maximum power	TBD

Item

			ZM8620_V2
		Hardware Development Guide of Module Product

Feature	Specifications

consumption

Power supply	Typical is 3.3V, the range is 3. -3.6V

	Peak current		About 2.5A

Working current	Average normal working current		TBD

	Standby current		TBD

LED Control	Yes, Module can output the signal to control the LED of the main

	board



GSM Band	EDGE/GPRS/GSM: 1900/1800/900/850MHz


CDMA Band	N/A

RF switch	RF switch controlled by AT command

		UMTS: 2100/1900/850/900MHz
	ZM8620_V2EUD	LTE FDD: Band 1,3,7,8,20
	ZM8620_V2EUD	LTE FDD: Band 1,3,7,8,20
RxDiv Band		LTE TDD: Band 40



		UMTS: 2100/1900/1700/850/900MHz


		LTE FDD: Band 1,2,4,5,7,8,1
	ZM8620_V2LAT	LTE FDD: Band 1,2,4,5,7,8,1
		LTE TDD: Band 38
		LTE TDD: Band 38

	WCDMA/HSDPA 2100/1900/1700/850/900MHz: Power Class 3
	( +24dBm +1/-3dB)
	LTE FDD: 2600/2100/1900/1700/900/850/700MHz Power Class
	3 (+23dBm +2.7/-2.7dB)
Max. transmitter	LTE TDD: Band 38 Power Class 3 (+23dBm +2.7/-2.7dB)


	GSM/GPRS 850MHz/900MHz: Power Class 4 (+33dBm±2dBm)
power	GSM/GPRS 850MHz/900MHz: Power Class 4 (+33dBm±2dBm)
power	GSM/GPRS 1800MHz/1900MHz: Power Class 1 (+30dBm±2


	dBm)
	EDGE 850MHz/900MHz: Power Class E2 (+27dBm ±3dBm)
	EDGE 1800MHz/1900MHz: Power Class E2 (+26dBm
	-4/+3dBm)

	UMTS2100/1700: ≤-106.7 dBm

	UMTS1900/850: ≤-104.7 dBm
	UMTS900: ≤-103.7 dBm
Receiving	LTE 2600/1900: ≤-92dBm(20 MHz)
	LTE 2600/1900: ≤-92dBm(20 MHz)
	LTE 2100/1700: ≤-94dBm(20 MHz)
sensitivity	LTE 2100/1700: ≤-94dBm(20 MHz)
sensitivity	LTE 900/700: ≤-94dBm(10 MHz)



	LTE 850: ≤-95dBm(10 MHz)
	LTE Band 38: ≤-94dBm(20 MHz)
	GSM850/900/1800/1900: ≤-102dBm

ZM8620_V2

			Hardware Development Guide of Module Product

Item	Feature	Specifications

	Equalization	Yes

	Main Antenna	Provide external main Antenna Interface of RF connector mode

	GPS Antenna	Provide external GPS Antenna Interface of RF connector mode

	Receive Diversity	Provide external Diversity Antenna Interface of RF connector
	Antenna	mode

	LTE TDD	DL 50Mbps / UL 25Mbps (10MHz)

		GSM CS: UL 9.6kbps/DL 9.6kbps
	GSM/EDGE/WCD	GPRS: Multi-slot Class 10
		GPRS: Multi-slot Class 10

		EDGE: Multi-slot Class 12

	MA
	MA	WCDMA CS: UL 64kbps/DL 64kbps


		WCDMA PS: UL 384kbps/DL 384kbps

Technical	HSDPA/HSUPA/	HSDPA Rel 6: DL 14.4Mb/s
		HSDPA Rel 6: DL 14.4Mb/s
		HSUPA Rel 6: UL 5.76Mb/s

Standard	HSPA+/
	HSPA+/	HSPA+ Rel 7: DL 28/UL 5.76Mb/s

	DC-HSPA+
	DC-HSPA+	DC-HSPA+ Rel 8: DL 42/UL 5.76 Mb/s



	CDMA 1xEV-DO	N/A

	LTE-FDD	DL 100Mbps / UL 50Mbps (Category 3)

	3GPP Release	R99, R5, R6, R7, R8(HSPA+),R9(FDD)

	OS	Windows XP/Vista/7/8, Android, Linux, WinCE

	GPRS Class	Class A

	Operating	-10 to 60 °C
	Temperature	-10 to 60 °C
	Temperature

Environment	Storage	-40 to 85 °C
	Temperature



	Humidity	5%~ 95%

		RAS		Yes

	DATA	ECM		Yes

		NDIS		Yes

	SMS	Yes

Application	MMS	Yes, not support embedded MMS stack

	STK	No

	TCP/IP	No

	USSD	Yes (Phase I &Phase II)

	Phonebook	Yes

ZM8620_V2

Hardware Development Guide of Module Product

Item	Feature	Specifications

	NETWORK	No
	LOCK	No
	LOCK

	BAND LOCK	Yes

	SIM Reader	Yes

Firmware Update Yes

GPS/AGPS Yes

2.2Function Overview

2.2.1Baseband Function

When connect the module product ZM8620_V2 to the system board, there are several main signal groups as follows: USB signal, SIM card signal, UART signal, GPIO signal, SPI signal, power on and resetting signal, wakeup signal, power supply and ground. At the same time, ZM8620_V2 has the main antenna interface, diversity antenna interface, and GPS antenna interface.

USB	GPS	Main	Diversity
			Diversity
		Antenna	Antenna
	Antenna	Antenna	Antenna
	Antenna
SIM card
UART
GPIO	ZM8620_V2
GPIO	PCIE LTE wireless
	PCIE LTE wireless
POWER	Internet access
POWER	module
	module
SPI
GND
WAKE#&PERST#&W
_DISABLE Signals

Figure 2–2 System Connection Diagram

2.2.2Radio Frequency Function

The radio frequency function of ZM8620_V2 can be viewed from the aspect of over-the-air wireless bearer network, frequency band, whether receive diversity feature is supported.

(a) Support LTE FDD, LTE TDD, UMTS;

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