m2m box pro user manual
Contents
1. maestro empowering wireless ESD Protection 8kV air discharge Serial interface 1 is connected to Q26 UART1 interface 1 2 2 Serial port 2 This 8P8C RJ45 modular connector provides RS232 or isolated RS485 interface for connecting to industrial machines A DIP switch is used to select between RS232 and isolated RS485 interface and additional DIP switches are used to enable or disable termination pull up and pull down resistors On the RS232 interface only 3 and 5 wires communication can be used Signal RS485 B RS485 A RS485 GND RS232 GND RS232 RX RS232 TX RS232 CTS RS232 RTS Pin Position 8 Ti 5 34 q Eyf ESD Protection 8kV air discharge RS485 isolation 1500Vrms short circuit and overvoltage protected Both RS232 and RS485 are connected to Q26 UART2 interface RS485 communication channel is half duplex The M2MBoxPro sets the transmission direction sender or receiver automatically When using RS485 the software needs to switch off the hardware flow control on UART2 AT IFC 0 0 1 2 3 Ethernet There is one LAN interface on the M2MBoxPro The interface transceiver is a ENC28J60 from Microchip It is directly connected to the Q26 SPI1 interface for data transfer and also uses Q26 GPIOO and GPIO25 signals for reset and interrupt respectively The transceiver is IEEE 802 3 Compatible has integrated MAC and 10 BASE T PHY supports one 10BASE T2. M2MBOXPRO INDUSTRIAL GATEWAY USER MANUAL REVO 2 WWW MAESTRO WIRELESS COM EMAIL CONTACT MAESTRO WIRELESS COM TEL 852 2869 0688 FAX 852 2525 4701 ADDRESS ROOM 3603 3609 36 F 118 CONNAUGHT ROAD WEST SHEUNG WAN HONG KONG lia Sti C empowering wireless Revision history Rev Date Details Originated by 0 1 24 June 2010 First issue Pierre Emmanuel Surga 0 2 05 August 2010 12C interface details regulatory details Pierre Emmauel Surga This manual is written without any warranty Maestro Wireless Solutions Ltd reserves the right to modify or improve the product and its accessories which can also be withdrawn without prior notice Besides our company stresses the fact that the performance of the product as well as accessories depends not only on the proper conditions of use but also on the environment around the places of use Maestro Wireless Solutions Ltd assumes no liability for damage incurred directly or indirectly from errors omissions or discrepancies between the modem and the manual Confidential the whole document is the sole property of Maestro Wireless Solutions Itd 1 3603 9 36 F 118 Connaught Road West Sheung Wan Hong Kong contact maestro wireless com maestro X empowering wireless Contents 2 1 Description 5 CI Package Tero r e be we RE el Se ee O E A 5 1 2 Interfaces 2 2 22 eee a bbe AA e A wed a A 5 1 2 1 Serialportt 2 2 2 20 0 2 ee 6 1
3. 36 F 118 Connaught Road West Sheung Wan Hong Kong contact maestro wireless com St empowering wireless Safety precautions General precautions The modem generates radio frequency RF power When using the modem care must be taken on safety issues related to RF interference as well as regulations of RF equipment Do not use your phone in aircraft hospitals petrol stations or in places where using GSM products is prohibited Be sure that the modem will not be interfering with nearby equipment For example pacemakers or medical equipment The antenna of the modem should be away from computers office equipment home appliance etc An external antenna must be connected to the modem for proper operation Only used approved anten nas with the modem Please contact authorized dealer on finding an approved antenna Always keep the antenna with minimum safety distance of 26 6 cm or more Protecting your modem To ensure error free usage please install and operate your modem with care Do remember the follow ing Do not expose the modem to extreme conditions such as high humidity rain high temperatures direct sunlight caustic harsh chemicals dust or water Do not try to disassemble or modify the modem There is no user serviceable part inside and the warranty would be void Do not drop hit or shake the modem Do not use the modem under extreme vibrating condition Do not pull the antenna or power supply cable Attach
4. GPIO12 signal to count the number of charge cycles so that it can estimate battery end of life Note that the M2MBoxPro does not use the Q26 s integrated charging circuit but an external one The battery voltage can be measured using the Q26 s ADCO interface 1 2 8 Digital inputs The M2MBoxPro has 8 digital inputs These are 0 24V rated and organized in two groups of four inputs with one common voltage reference for each group of four All digital inputs are voltage transient protected with dissipation of 600W peak pulse power on 10 1000us waveform and 15A peak pulse current For additional protection the digital inputs are opto isolated and offer 3750Vrms isolation The digital inputs are connected to the Q26 CPU as follows Digital input Q26 GPIO 10 8 6 5 7 13 11 9 N O A A Gd Po For safety the external power source that drives the inputs must be isolated from the M2MBoxPro power source 1 2 9 I C port The Q26 CPU IPC interface is available on the casing for connecting to external pieces of hardware on Grey screw terminal connector The interface is four pins including the two SCL and SDA signals a ground pin and a 2 8V voltage output The 2 8V output is to be used as a voltage reference and can provide up to 100mA to power small 12C peripherals There are no pull up resistors inside the devices If needed these will have to be added externally but can be connected to
5. block diagram The following block diagram is intended as a device map for embedded software developpers to create their own user appplications on the M2MboxPro It shows the various hardware interfaces and the way they are connected to the Q2686 Wireless processor SPI GPIO25 IN GPIOO RESE GPIO31 C GPIO3 ENABLE GPIO32 GPIO33 GPIO34 GPIO4 on off sense PIO12 pwr source DOO GPIO22 DO1 GPIO23 M2MBoxpro Software development DO3 GPIO35 Batt voltage Specifications revO 5 Confidential the whole document is the sole property of Maestro Wireless Solutions ltd 15 3603 9 36 F 118 Connaught Road West Sheung Wan Hong Kong contact maestro wireless com Functional block diagram
6. port full and half duplex modes through its 8P8C RJ45 connector Two LEDs are available on the connector to check the communication status Confidential the whole document is the sole property of Maestro Wireless Solutions Itd 7 3603 9 36 F 118 Connaught Road West Sheung Wan Hong Kong contact maestro wireless com ast empowering wireless 1 2 4 Audio The M2MBoxPro provides a 4P4C connector to connect directly to a phone handset The pinout is industry standard Pin Signal 1 Microphone 2 Speaker 3 Speaker 4 Microphone ESD protection 8kV air discharge TDMA noise reduction and EMC protection Echo cancellation and noise reduction is done in software by the Q26 module This interface connects to the Q26 MIC2 and SPK2 signals MIC1 and SPK1 are not used 1 2 5 USB console The M2MBoxPro has a USB interface labeled as console interface that connects directly to the Q26 USB interface The M2MBoxPro acts as a USB slave device 12Mbit s full speed transfer rate 3 3V type compatible USB Soft connect feature Download feature is not supported by USB CDC 1 1 ACM compliant 1 2 6 Power input The M2MBoxPro takes DC voltage from 9VDC to 28VDC and is protected against over and reverse voltage It also has a resettable fuse for increased protection Resettable fuse rating 900mA There are four ways to turn on the M2MBoxPro press the ON OFF button for a short per
7. the 2 8V reference voltage If not using this voltage reference note that the absolute maximum voltage that can be applied on the 12C signals is 3 1V The pin assignment is as follows Confidential the whole document is the sole property of Maestro Wireless Solutions ltd 9 3603 9 36 F 118 Connaught Road West Sheung Wan Hong Kong contact maestro wireless com t empowering wireless Terminal block pin Signal 1 SCL 2 SDA 3 GND 4 2 8V When facing the connector with the M2MBoxPro LED up the pin 1 is the leftmost pin ESD Protection 8kV air discharge In the I C bus the M2MBoxPro is always the master and the mximum transfer speed 400kbps For more information on the bus refer to I2C bus specifications version 2 0 from PHILIPS The 2 8V reference voltage can be deactivated using one of the M2MBoxPro configuration DIP switches 1 2 10 Analog Inputs There are two external analog inputs on the screw terminal blocks of the M2MBoxPro and two more internal analog inputs for temperature and voltage sensor The analog inputs can be either voltage or current inputs controlled by two jumper switches The analog inputs are protected with self resettable fuses and transient protection diodes Analog inputs are multiplexed and the multiplexer address is set with Q26 GPIO 20 and GPIO 21 signals To read the value of the inputs please refer to the following table Analog
8. will see the battery and the hardware configuration DIP switches Take the battery out of its slot to reveal the SIM card holder Slide and rotate the holder insert the SIM card and put the holder back in closed position Make sure that the SIM card holder is correctly secured If you need to modify the hardware configuration through the DIP switches now is the good time Consult Maestro or your distributor if you are not sure about the correct position of the switches Now put back the battery into its slot and connect the battery connector to the socket on the M2MBoxPro motherboard The socket is foolproof so you can not connect the battery wrongly When shipping from Maestro the battery will always be disconnected Do not forget to connect the battery before using the M2MBoxPro 2 2 Mounting the M2MBoxPro The M2MBoxPro is designed to be mounted on 35mm DIN rail First align the bottom part of the mount groove of the M2MBoxPro against the bottom side of the DIN rail then push the device against the rail until you hear a click sound The M2MBoxPro is now secured on the DIN rail To remove the M2MBoxPro from the DIN rail use a flat head screwdriver to lift the top blue DIN clip of the device then take out the device In case the blue DIN clip falls off the M2MBoxPro put it back in its slot 2 3 Connect the external antenna SMA type Connect this to an external antenna with SMA male connector lf you are using a different antenna t
9. 2 2 Serialportl2 ee 7 172 3 BIN Mnet 4 a e aie Ge coe kM GW Re ee ee d a a ee I R A 7 12 42 Audio ii ode ee ak ee be a a ee E a ee ee Eee 8 1 25 USBconsole ee 8 1 2 6 POwerinpUt sees saccade eee ae ae BP a ew PP ee S 8 tar Battery Vet ea ee oe ba ae ee ed a a oe ea 9 1 28 Digital inputs lt aa ra ss sa iaa a a ee ee 9 129 POPOTE s oe ew A AA heed a ws A AAA ee ee A AA Bes 9 1210 Analbg Inputs s ekaa e ee lee E a a le gel ear A A 10 1 2 11 Digital OUIPU S e i a e aa aa tas a a tee aa a a a wee ed A 10 1 2 12 LEDS and buttons a a a ee ee 11 1 2 13 Battery Slot sa a aa Gee o oa e aaa a dp de a a al de lo as 11 1 214 SIM holder aaao a a a a a a at vou wee G das de pee a a T eae 11 1 2 15 Hardware configuration DIP switches aaa a 11 Installation 13 2 1 Inserting SIM card and battery o o 13 2 2 Mounting the M2MBoxPro 2 2 0 13 2 3 Connect the external antenna SMA type o e e 13 2 4 Connect the modem to external device a o e 2 eo 14 2 5 Connect the DC power supply ee 14 Confidential the whole document is the sole property of Maestro Wireless Solutions Itd 2 3603 9 36 F 118 Connaught Road West Sheung Wan Hong Kong contact maestro wireless com maestro empowering wireless 3 Hardware block diagram 15 Confidential the whole document is the sole property of Maestro Wireless Solutions Itd 3 3603 9
10. aces of the M2MBoxPro It is defined by reference to the pull up voltage Analog inputi mode enables or disables a 5000hm shunt resistor across the pins of the AlO input 0 20mA mode When this resistor is disabled AlO input impedance is 50 2kohm 0 10V mode Analog input2 mode enables or disables a 5000hm shunt resistor across the pins of the Al1 input 0 20mA mode When this resistor is disabled AlO input impedance is 50 2kohm 0 10V mode Serial1 enables or disables the serial port driver of serial1 interface for power saving Serial2 enables or disables the serial port driver of serial2 interface for power saving Serial2 mode sets the serial2 interface to operate either in RS232 either in RS485 mode 12C power output enable or disable the 2 8V power output on the I C interface connector for power saving DI wake up enable or disable the modem start up circuit connected to DIO When enabled any rising edge on DIO will cause the modem to switch on When disabled DIO will not start the modem Confidential the whole document is the sole property of Maestro Wireless Solutions ltd 12 3603 9 36 F 118 Connaught Road West Sheung Wan Hong Kong contact maestro wireless com t empowering wireless Chapter 2 Installation 2 1 Inserting SIM card and battery Use a small Philips head screwdriver to remove the two screws of the battery cover The gently slide the cover out Under the cover you
11. detach by holding the connector Connect the modem only according to the instruction manual Failure to do it will void the warranty Confidential the whole document is the sole property of Maestro Wireless Solutions ltd 4 3603 9 36 F 118 Connaught Road West Sheung Wan Hong Kong contactOmaestro wireless com maesti empowering wireless Chapter 1 Description The M2MboxPro is a ready to use industrial gateway for voice data fax and SMS services lt also supports cellular connectivity GSM GPRS as well as Ethernet serial ports USB and various industrial interfaces The M2MBoxPro can be easily controlled by using AT command for all kinds of operations It is also fully customizable using the Sierra Wireless openAT operating system and development environment to fit various customer applications 1 1 Package The M2MBoxPro package should include the following M2MBoxPro x 1 Power cord with fuse x 1 Terminal block connectors x 5 RS232 serial cable x1 L shape antenna linear quad band antenna x1 1 2 Interfaces The provided antenna has a gain of 2 0 0 7dBi 880 MHz and 1 0 0 7dBi 1990 MHz As per FCC requirements no antenna of a greater gain should be used with the M2MBoxPro In addition it is required to always keep a safety distance of 26 6cm or more Confidential the whole document is the sole property of Maestro Wireless Solutions Itd 5 3603 9 36 F 118 Connaught Road West Sheung Wan Ho
12. ed in the Power Source section of this document The three application LEDs are driven by the openAT application or by AT commands GPIO32 drives the Status LED GPIO33 drives the A1 LED and GPIO34 drives the A2 LED The connection LEDs are driven by hardware and give insight about the M2MBoxPro interfaces status Power LED is green when the M2MBoxPro is powered by the mains and yellow if it is powered by the battery GSM LED is solid if the M2MBoxPro can t connect to the cellular network and is blinking otherwise LAN Serial1 Serial2 and I12C LEDs are flashing when there is activity on their respective interface 1 2 13 Battery slot The battery slot is accessible by removing the two philips screws of the battery cover Disconnect all wires and cables from the M2MBoxPro before removing the safety cover Do not use any other battery than the one supplied by Maestro Wireless solutions Itd 1 2 14 SIM holder The SIM holder is accessible after removing the battery Disconnect and remove the battery before you attempt to install or change the SIM card 1 2 15 Hardware configuration DIP switches There are three sets of hardware configuration DIP switches located at the back of the M2MBoxPro To access these switches you have to remove the safety cover by removing the two philips head screws Disconnect all wires and cables from the M2MBoxPro before removing the safety cover Disabled a _M Enabled RS485 Terminati
13. han the one provided make sure it is for the GSM frequency with impedance of 50ohm and also connector is secured tightly Confidential the whole document is the sole property of Maestro Wireless Solutions ltd 13 3603 9 36 F 118 Connaught Road West Sheung Wan Hong Kong contact maestro wireless com maesti empowering wireless Note Please use antenna designed for GSM device operation Incorrect antenna will affect communication and even damage the modem 2 4 Connect the modem to external device You can use the provided RS232 serial cable to connect the M2MBoxPro Serial1 interface to an external controller or computer 2 5 Connect the DC power supply Connect the two tips of the provided power cord to a DC supply Refer to the following for power supply requirement Input voltage range 9V 28V Rated current 850mA Insert the two tips into the Power terminal block of the M2MBoxPro screw the connector to secure the wires then connect it to the M2MBoxPro The modem will turn on automatically if not already on The GPRS status indicator on the modem will be lit when power on After a few seconds it will go flashing slowly registered on cellular network Confidential the whole document is the sole property of Maestro Wireless Solutions ltd 14 3603 9 36 F 118 Connaught Road West Sheung Wan Hong Kong contact maestro wireless com maestro Y empowering wireless Chapter 3 Hardware
14. iod of time while the M2MBoxPro is switched off apply a positive voltage on digital input O this can be deactivated using DIP switches while the M2MBoxPro is disconnected and has no battery connect the mains and apply a voltage be tween 9V to 28V DC on the power supply input use a Wavecom Q26 alarm To turn off the M2MBoxPro it is recommended to send the AT CPOF command to the wireless processor This can be done either by serial port either by openAT Once the device is powered on the ON OFF button can be sensed with Q26 GPIO4 signal It is recommended that the openAT software polls this signal and send a AT CPOF command after ON OFF button is pushed for more than 10 seconds Confidential the whole document is the sole property of Maestro Wireless Solutions ltd 8 3603 9 36 F 118 Connaught Road West Sheung Wan Hong Kong contact maestro wireless com t empowering wireless 1 2 7 Battery To continue operating when the mains power is cut the M2MBoxPro embeds a 2000mAh lithium backup battery The modem can operate for several days without being recharged It is possible for the openAT software to detect whether it is powered by the battery or by the mains by sensing GPIO12 if GPIO12 is high the M2MBoxPro is powered by the mains If GPIO12 is low the device is powered by the battery The battery has a given lifetime of more than 300 charge cycles It is recommended that the customer appli cation software uses
15. ng Kong contact maestro wireless com empowering wireless Serial1 Serial2 Ethernet Audio Console Antenna ON OFF reset Status LED Buttons Power Digital inputs I2C Analog inputs Digital outputs Accessible at the back after removing safety cover battery slot SIM card holder hardware configuration DIP switches Disconnect all wires and cables from the M2MBoxPro before removing the safety cover 1 2 1 Serial port 1 This is a RS232 serial interface on 9 pins D subminiature female connector that can be used to connect an external computer a PSTN modem an industrial machine or a wireless transceiver The pin assignment is standard DCE pinout Pin number Name ElA designation Type 1 DCD Data Carrier Detect Output 2 RXD Receive Data Output 3 TXD Transmit Data Input 4 DTR Data Terminal Ready Input 5 GND Ground Ground 6 DSR Data Set Ready Output 7 RTS Request To Send Input 8 CTS Clear To Send Output 9 RI Ring Indicator Output Using a DIP switch you can select pin 9 of the connector to be either the RI signal output from the M2MBoxPro either a 6V 380mA voltage output that can be used to power an external device For energy saving the 6V output is deactivated when the device is off Confidential the whole document is the sole property of Maestro Wireless Solutions Itd 6 3603 9 36 F 118 Connaught Road West Sheung Wan Hong Kong contact maestro wireless com
16. on RES Disabled QM Enabled RS485 Pullup RES Disabled AE Enabled RS485 Pulldown RES 0 10V 0 20mA Analog input1 mode Pin9 Serial1 0 10V NE 0 20mA Analoginpute mode Enabled Sill Disabled Serial 1 6V Enabled NM Disabled Serial 2 NC RS 485 QE RS 232 Serial2 mode Ring Enabled Sill Disabled 12C Power output Disabled E Enabled Factory download mode Disabled fall Enabled Dl wakeup Confidential the whole document is the sole property of Maestro Wireless Solutions Itd 11 3603 9 36 F 118 Connaught Road West Sheung Wan Hong Kong contact maestro wireless com ost empowering wireless The DIP switches usage is as follows Pin 9 Serial 1 sets the signal connected to pin 9 of the serial 1 interface 6V is a 6V 380mA voltage output that can be used to power external devices NC makes the pin 9 floating and ring connects the pin 9 to RS232 RI signal standard modem port pinout RS485 termination res enables or disables a 1200hm shunt resistor between the two wires of the Serial2 RS interface RS485 pull up res enables or disables a 5600hm resistor to pull up RS485 signal to 5V This 5V voltage is isolated from the other interfaces of the M2MBoxPro It is defined by reference to the pull down voltage RS485 pulldown res enables or disables a 5600hm resistor to pull down RS485 signal to OV This OV voltage is isolated from the other interf
17. signal GPIO20 GPIO21 0 0 0 1 1 1 Temperature 0 1 Voltage 1 1 The selected analog channel is then available on the ADC input of the Q26 processor For temperature sensors and voltage sensor specifications refer to corresponding sections of this document Analog voltage range 0 10V Analog current range 0 20mA ADC resolution 10bits Protections fuse rating 80mA Maximum peak power 600 Watts 10 1000 ms 1 2 11 Digital Outputs The M2MBoxPro features 4 digital open collector outputs The outputs are connected to Q26 s GPIO22 GPIO23 GPIO24 and GPIO35 signals They are opto isolated and have an integrated fly back protection diode Isolation 3750Vrms Maximum base collector voltage 160V Maximum continuous current 600mA Maximum power dissipation 350mW at up to 25 C derate at 2 8mW C above 25 C Confidential the whole document is the sole property of Maestro Wireless Solutions ltd 10 3603 9 36 F 118 Connaught Road West Sheung Wan Hong Kong contact maestro wireless com maesti empowering wireless 1 2 12 LEDs and buttons The M2MBoxPro user interface consists of 6 connection LEDs 3 application LEDs and two user buttons The two user buttons are connected to Q26 GPIO 1 and GPIO 2 signals and are debounced by hardware There are two additional buttons one that will instantly cause a reset of the processor to use only in case of software crash and a ON OFF button whose function is describ
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