MTX MTX-GTW Installation manual

The information contained in this document has been carefully researched and is, to the best
of our knowledge, accurate. However, we assume no liability for any product failures or
damages, immediate or consequential, resulting from the use of the information provided
herein. Our products are not intended for use in systems in which failures of product could
result in personal injury. All trademarks mentioned herein are property of their respective
owners. All specifications are subject to change without notice.
Manual
MTX-GTW
Matrix Electrónica, S.L.
Our company network supports you worldwide with offices in Germany, Austria,
Switzerland, Great Britain and the USA. For more information please contact:
FORTEC Elektronik AG
Hauptniederlassung
Lechwiesenstr. 9
86899 Landsberg am Lech
Telefon: [phone]
Telefax: [phone]
E-Mail: [email protected]
Internet: www.fortecag.de
FORTEC Elektronik AG
Büro West
Hohenstaufenring 55
50674 Köln
Telefon: [phone]
Telefax: [phone]
E-Mail: [email protected]
Internet: www.fortecag.de
FORTEC Elektronik AG
Büro Wien
Nuschinggasse 12
A-1230 Wien
Telefon: [phone]
Telefax: [phone]
E-Mail: [email protected]
Internet: www.fortec.at
ALTRAC AG
(Tochter der FORTEC):
Bahnhofstraße 3
CH-5436 Würenlos
Telefon: [phone]
Telefax: [phone]
E-Mail: [email protected]
Internet: www.altrac.ch

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MTX-GTW
Hardware User Guide

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General Notes
Podut is deeed aepted  eipiet ad is poided ithout itefae to eipiet’s poduts. The douetatio
and/or product are provided for testing, evaluation, integration and information purposes. The documentation and/or
podut ae poided o a as is asis ol ad a otai defiieies o iadeuaies. The douetatio ad/o
product are provided without warranty of any kind, express or implied. To the maximum extent permitted by applicable
law, Matrix Electronica S.L.U. further disclaims all warranties; including without limitation any implied warranties of
merchantability, completeness, fitness for a particular purpose and non-infringement of third-party rights. The entire risk
arising out of the use or performance of the product and documentation remains with recipient. This product is not
intended for use in life support appliances, devices or systems where a malfunction of the product can reasonably be
expected to result in personal injury. Applications incorporating the described product must be designed to be in
accordance with the technical specifications provided in these guidelines. Failure to comply with any of the required
procedures can result in malfunctions or serious discrepancies in results.
Furthermore, all safety instructions regarding the use of mobile technical systems, including GSM products, which also
apply to cellular phones, must be followed. Matrix Electronica S.L.U. or its suppliers shall, regardless of any legal theory
upon which the claim is based, not be liable for any consequential, incidental, direct, indirect, punitive or other damages
whatever (including, without limitation, damages for loss of business profits, business interruption, loss of business
information or data, or other pecuniary loss) arising out the use of or inability to use the documentation and/or product,
even if Matrix Electronica S.L.U. has been advised of the possibility of such damages. The foregoing limitations of liability
shall not apply in case of mandatory liability, e.g. under the Spanish Product Liability Act, in case of intent, gross negligence,
injury of life, body or health, or breach of a condition which goes to the root of the contract. However, claims for damages
arising from a breach of a condition, which goes to the root of the contract, shall be limited to the foreseeable damage,
which is intrinsic to the contract, unless caused by intent or gross negligence or based on liability for injury of life, body or
health. The above provision does not imply a change on the burden of proof to the detriment of the recipient. Subject to
change without notice at any time. The interpretation of this general note shall be governed and construed according to
Spanish law without reference to any other substantive law.
Important information
This technical description contains important information for the start up and use of the MTX-GTW
modems. Read it carefully before you start working with the MTX-GTW modems. The warranty will
be void should damage occur due to non-compliance with these instructions for use.
We cannot accept any responsibility for consequential loss.
Service and Support
To contact customer support please use the contact details below:
Matrix Electrónica
Alejandro Sánchez, 109
28019 Madrid (SPAIN)
[email protected]
Information about the MTX-GTW product and its accessories is available on the following web site:
www.mtxm2m.com
Or contact your local distributor / sales agent.

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Revision information
Revision
Date
Author
Changes
1.0
2014/09
RR
First draft
1.1
2014/10
AEM/TP
Language style revision
1.2
2014/12
AEM
Minor revision
1.3
2015/04
AEM
Minor revision
1.4
2015/04
RR
MTX-GTW Versions added
1.5
2015/04
AEM
Product label information
1.6
2015/08
AEM
HW & FW revisions added
Conformity assessment added

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Index
General Notes.....................................................................................................................................2
Important information........................................................................................................................2
Service and Support............................................................................................................................2
Revision information...........................................................................................................................3
1. Description..................................................................................................................................7
1.1 Product label .......................................................................................................................7
1.2 Hardware revisions..............................................................................................................8
1.3 Firmware revisions ..............................................................................................................8
2. Warranty.....................................................................................................................................9
3. References..................................................................................................................................9
4. Technical Data...........................................................................................................................10
4.1 System architecture and system functionality....................................................................10
4.1.1 Block diagram ............................................................................................................10
4.1.2 Technical data electronics ..........................................................................................10
4.1.2.1 External interfaces .....................................................................................................11
4.1.2.2 Internal interfaces......................................................................................................11
4.1.2.3 Use’s itefaes ........................................................................................................11
4.1.2.4 System components...................................................................................................11
4.1.3 Technical data mechanics, design ..............................................................................11
5. Electronics Specification............................................................................................................12
5.1 External interfaces.............................................................................................................12
5.1.1 Function specification ................................................................................................12
5.1.1.1 USB OTG ....................................................................................................................12
5.1.1.2 Ethernet ....................................................................................................................13
5.1.1.3 RS232/485/422..........................................................................................................13
5.1.1.4 RS232 1.....................................................................................................................14
5.1.1.5 RS232 2.....................................................................................................................15
5.1.1.6 CAN ...........................................................................................................................15
5.1.1.7 Power Supply.............................................................................................................16
5.2 Internal Interfaces .............................................................................................................17
5.2.1 TQMa28.....................................................................................................................17
5.2.2 Wifi............................................................................................................................17
5.2.3 Expansion Connector .................................................................................................17

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5.3 User Interfaces ..................................................................................................................18
5.3.1 Status LED..................................................................................................................18
5.3.2 DIP Switch..................................................................................................................18
5.4 System Components..........................................................................................................19
5.4.1 Temperature Sensor ..................................................................................................19
5.4.2 EEPROM ....................................................................................................................19
5.4.3 RTC ............................................................................................................................19
6. MTX-GTW Versions ...................................................................................................................20
6.1 MTX-GTW-3G ....................................................................................................................20
6.1.1 1-Wire .......................................................................................................................20
6.1.2 Relay Output..............................................................................................................20
6.1.3 GPIOs.........................................................................................................................21
6.1.4 Accelerometer ...........................................................................................................21
6.1.5 Antennas configuration..............................................................................................21
6.2 MTX-GTW-3G-GPS.............................................................................................................22
6.2.1 1-Wire .......................................................................................................................22
6.2.2 Relay Output..............................................................................................................22
6.2.3 GPIOs.........................................................................................................................23
6.2.4 Accelerometer ...........................................................................................................23
6.2.5 Antennas configuration..............................................................................................23
7. Mechanics Specification ............................................................................................................24
7.1 Overview...........................................................................................................................24
7.2 Requirements for the superior system...............................................................................25
7.2.1 Protection against external effects.............................................................................25
7.2.2 Thermal management................................................................................................25
8. Safety Requirements and protective Regulations ......................................................................26
8.1 Safety instructions .............................................................................................................26
8.2 General precautions ..........................................................................................................26
8.3 SIM card precautions.........................................................................................................27
8.4 Antenna precautions .........................................................................................................27
8.5 Radio Frequency (RF) exposure and SAR ............................................................................28
8.6 Personal medical devices...................................................................................................29
9. Conformity assessment.............................................................................................................30
9.1 Standards of European Type Approval ...............................................................................30

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9.2 FCC Compliant...................................................................................................................32
9.2.1 SAR information.........................................................................................................32
10. Declaración de conformidad (Spanish)...................................................................................34
10.1 Estándares de homologación europea ...............................................................................34
10.2 Conformidad FCC...............................................................................................................36
10.2.1 Tasa de absorción específica (SAR).............................................................................36
11. Regulatory and type approval information ............................................................................38
11.1 Directives and standards....................................................................................................38
11.2 SAR requirements specific to portable mobiles ..................................................................41
11.3 SELV requirements ............................................................................................................42
12. RoHS Statement ....................................................................................................................43
13. Disposal of old electrical & electronic equipment ..................................................................43
14. Sales contact .........................................................................................................................44

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1. Description
The MTX-GTW is designed to be driven by the TQMa28 module and offers PC core functionalities and
standard interfaces. This user guide provides information about the components, features,
connectors and signals available on the MTX-GTW.
1.1 Product label
The label fixed to the bottom of a MTX devicel comprises the following information:
No.
Information
1
MTX M2M logo
2
Product name (model)
3
Product ordering number
4
Hardware and Firmware Revisions
5
MAC address
6
Year/Week of fabrication
7
Barcode (Code 128) (IMEI)
8
Product IMEI
9
RoHS symbol
10
Pb-Free symbol
11
WEEE symbol
12
CE logo
13
PTCRB Certification logo

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1.2 Hardware revisions
Hardware Revision
Starting production date
Changes
1.01
09/2014
Initial version.
Production date:
-Before year 2015 week 19 (1519):
WiFi antenna connector SMA F
-Year 2015 week 19 (1519) and after:
WiFi antenna connector SMA F RP
1.01A
09/2014
WiFi antenna SMA F RP
1.3 Firmware revisions
Hardware Revision
Starting production date
Changes
1.00
09/2014
Initial release
1.01
09/2014
Minor revision and bug fixes
2.00
06/2015
3G PPP connections problem solved

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2. Warranty
The information contained within this user guide, including but not limited to any product
specification, is subject to change without notice. Matrix Electronica provides no warranty with
regard to this user guide or any other information contained herein and hereby expressly disclaims
any implied warranties of merchantability or fitness for any particular purpose with regard to any of
the foregoing. Matrix Electronica assumes no liability for any damages incurred directly or indirectly
from any technical or typographical errors or omissions contained herein or for discrepancies
between the product and the uses guide. In no event shall Matrix Electronica be liable for any
incidental, consequential, special, or exemplary damages, whether based on tort, contract or
otherwise, arising out of or in connection with this user guide or any other information contained
herein or the use thereof.
3. References
STK-MBa28 User Manual
TQMa28 User Manual
iMX28 Freescale Reference Manual

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4. Technical Data
4.1 System architecture and system functionality
4.1.1 Block diagram
Illustration 1: MTX-GTW block diagram
4.1.2 Technical data electronics
The interfaces and system components listed in the following are implemented on the MTX-GTW.
Due to the fact that the board can be installed in a casing, the interfaces are divided into external and
internal interfaces.

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MTX Terminals® by MATRIX ELECTRONICA S.L.U
4.1.2.1 External interfaces
1x USB OTG 2.0
1x Ethernet
1x RS232/485/422
2x RS232
1x CAN
1x SIM Holder
1x Antenna connector
4.1.2.2 Internal interfaces
1x TQMa28
1x WiFi b/g/n
3x Headers for specific extension
4.1.2.3 User’s interfaces
4x Status LEDs
1x DIP switch
4.1.2.4 System components
Temperature sensor
EEprom
RTC
4.1.3 Technical data mechanics, design
Dimensions PCB (WxDxH): 78.1x66.8x37.2 mm
Weight: < 190g

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5. Electronics Specification
5.1 External interfaces
Illustration 2: MTX-GTW external interfaces
5.1.1 Function specification
5.1.1.1 USB OTG
The USB OTG interface of the TQMa28 (USB0) is offered as a Mini USB AB-Type
Type of media: USB OTG 2.0 Hi-Speed, 5V bus voltage (limited to 500mA)
Interface on module: USB OTG
Signal characteristic: Compatible with the Universal Serial Bus Specification REV. 2.0
ESD protection: ±15kV human body model
Manufacturer
Description
MOLEX: 47590-0001
Right angle Micro USB AB

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5.1.1.2 Ethernet
The MTX-GTW directly drives the Ethernet 1 interface. The SMSC LAN8720Ai is used as PHY.
Type of media: 10/100 Mbit
Signal characteristic: Compatible with the IEEE-802.3 standard
Status LEDs: 2
Modes: MDI, Auto-MDIX
Interface on module: RMII/ENET0
Manufacturer
Description
Molex: 85502-5008
Right angle RJ45 jack
5.1.1.3 RS232/485/422
The AUART0 of the TQMa28 drives the RS232/485/422 interface on the MTX-GTW. The Maxim
MAX3160 is used as a transceiver.
In addition, two signals are used in order to configure the Maxim transceiver in one of its operational
modes:
Signal
Description
SW1_3
RS485/RS232#
SW1_4
Half_Duplex/Full_Duplex#
Transfer rate: Up to 10Mbit/s (full-duplex)
Interface on module: AUART0
Handshake: RTS# used for clearing the transmission direction
ESD protection: ±15kV human body model

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The following tables show the configuration of the DB15 of the RS232/485/422 interface (DTE
interface).
DB15 Connector pinout:
Pin
Signal
Type
Remark
2
RXD0
I
Receive Data
3
TXD0
O
Transmit Data
7
RTS0
O
Request to Send
8
CTS0
I
Clear To Send
14
GND
P
Ground
5.1.1.4 RS232 1
The AUART3 interface of the TQMA28 drives the RS232 interface of the MTX-GTW by default. The
Maxim MAX3222 is used as a driver.
Transfer rate: Up to 250Kbit/s
Interface on module: AUART3
Handshake: None
ESD protection: ±15kV human body model
The following tables show the configuration of the DB15 of the RS232_1 interface.
DB15 Connector pinout:
Pin
Signal
Type
Remark
4
TXD1
O
Transmit Data
9
RXD1
I
Receive Data
14
GND
P
Ground

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5.1.1.5 RS232 2
The AUART1 interface of the TQMA28 drives the RS232 interface of the MTX-GTW by default. The
Maxim MAX3222 is used as a driver.
Transfer rate: Up to 250Kbit/s
Interface on module: AUART1
Handshake: None
ESD protection: ±15kV human body model
The following tables show the configuration of the DB15 of the RS232_2 interface.
DB15 Connector pinout:
Pin
Signal
Type
Remark
12
TXD2
O
Transmit Data
13
RXD2
I
Receive Data
14
GND
P
Ground
5.1.1.6 CAN
The CAN 0 port of the TQMA28 directly drives the interface on the MTX-GTW. The NXP TJA1051T/3 is
used as a CAN transceiver.
Transfer rate: Up to 1Mbit/s
Interface on module: CAN_0
Signal characteristic: Compatible with the ISO-11898 standard (CAN 2.0B)
ESD protection: ±8kV human body model
The following tables show the configuration of the DB15 of the CAN interface.

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DB15 Connector pinout:
Pin
Signal
Type
Remark
1
CANH
I/O
CAN High-Level I/O
6
CANL
I/O
CAN Low-Level I/O
5.1.1.7 Power Supply
For protective and EMC reasons the supply input of the MTX-GTW is designed very robustly.
Parameter
Min.
Typ.
Max.
Unit
DC Input Voltage
7
24
50
V
Power consumption
<2
W
VCC GND

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5.2 Internal Interfaces
5.2.1 TQMa28
The core of the MTX-GTW is the TQ Components TQMa28 module. The following table shows the key
features of this module.
Feature
Description
Processor
Freescale iMX287 @ 454MHz
RAM
128MB DDR2
FLASH
4GB eMMC
EEPROM
32Kb
Detailed information about this module can be found on the following link:
http://www.tq-group.com/en/products/industry-pcs/prod/embedded-modul-
tqma28/extb/Main/productdetail/
5.2.2 Wifi
The MTX-GTW can be ordered with an integrated Bluegiga WF111 Wi-Fi module. The following table
shows the key features of this module.
Feature
Remark
IEEE 802.11 b/g/n
Single 2.4GHz band. Symbol rate up to 7.2Mbps
Encryption
WEP, WPA and WPA2
Operation mode
Supports Client and Access Point (Up to 8 clients)
Module interface
SDIO
5.2.3 Expansion Connector
An expansion connector is available on the MTX-GTW. One complete UART interface (RX,TX,CTS,RTS),
two additional two-wire UARTs, I2C, USB Host, USIM, and 4 GPIOs are available on this connector.

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5.3 User Interfaces
5.3.1 Status LED
The MTX-GTW has four LEDs to inform the user about different status conditions. The following table
shows the different LED indications.
Led
Status remark
DLp1
Power Supply OK. (Green LED )
DL1
Free for user information. Connected to GPIO3_6. (Red LED)
DL2
Ethernet link speed LED indication. On with 100Mbps, OFF with 10Mbps. (Red LED)
DL3
Ethernet link activity LED indication. (Green LED)
Both DLp1 and DL1 are visible though the LED window placed on the top of the MTX-GTW box.
5.3.2 DIP Switch
The MTX-GTW has one Dip-Switch with configuration purposes. The following table shows
information about the signals connected to the Dip Switch.
SW1:
Pin
Signal
Remark
1
LCD_D03
Recovery Switch (Default OFF= Normal Boot)
2
LCD_D00
Recovery Switch (Default OFF= Normal Boot)
3
SW1_3
Connected to RS485/RS232#. (Default OFF=RS232)
4
SW1_4
Connected to Half_Duplex/Full_Duplex#. (Default OFF = Full-Duplex)
5
VCC_OUT (3V3)
VCC_OUT (DB15_PIN10). ON = 3,3VDC
6
VCC_OUT (5V)
VCC_OUT (DB15_PIN10). ON = 5VDC
7
USB_OTG_ID
USB OTG Identification. (OFF=OTG, ON=Only Host)
8
GPIO_6
Input signal for User information. Connected to GPIO0_24

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5.4 System Components
5.4.1 Temperature Sensor
On the TQMa28 module there is a National Semiconductor LM73 temperature sensor. It can be read
out via I2C bus 1. The base address can be taken from the following table.
I2C Bus
Position
Device
Address
1
TQMa28
Temperature sensor - LM73
0x49
5.4.2 EEPROM
On the TQMa28 module there is a 64Kibit EEPROM (ST Microelectronics M24C64-WDW6TP). The
EEPROM is controlled via I2C bus 1 of the processor. The writing protection (WP) of the EEPROM is
not available. The base address can be taken from the following table.
I2C Bus
Position
Device
Address
1
TQMa28
EEPROM –M24C46
0x50
5.4.3 RTC
On the MTX-GTW board there is a DS1339U RTC module. The RTC is supplied by a super capacitor in
order to maintain the information if the main supply is removed.
I2C Bus
Position
Device
Address
1
MTX-GTW
RTC DS1339U-33
0x68