Device User Manual
Contents
1. FENCEDELALL FENCELSTALL BUZZWARN STARTERDIS STARTERENA REPOENA REPODIS LOCATE ACK UPDATE GETIOSTATUS EMERGENCYENA CARALARMENA CARALARMDIS MODO PRINT Delete all geo fences List all geo fences Trigger Relay Driver Disable the engine starter is toggled ON Disables the engine starter is toggled OFF Repo mode is toggled ON Repo mode is toggled OFF Returns the current location of a device ACK with a parameter that has sequence number of previous message OTA firmware update to a new version Returns the current status of Enables Emergency Starter Override Sets INP3 to detect car alarms Resets INP3 to normal behavior Set the Odometer Print the data on the UART interface Backup battery voltage firmware version ESN Engine immobilization state Logged packets information latest location information Sample DIAG response is as shown below DIAG r n ESN lt ESN number gt SW lt version gt HW lt version gt BL lt version gt r n IMEI lt number gt ISDN lt number gt APN lt string gt r n CSIG lt number gt CREG lt status gt IP lt ip address gt r n ASrv lt Server IP port gt r n 2015 Laird Technologies This document contains proprietary and confidential information of Laird Technologies and shall not be used disclosed or reproduced in whole or in part without the prior written consent of Laird Technologies IOStatus lt io status gt Vbat lt2. semicolon parameters have string for the value will start and terminate by single colon LOCATE The following command will return the current location of a device as a comma separated variable ASCII string Command 2015 Laird Technologies This document contains proprietary and confidential information of Laird Technologies and shall not be used disclosed or reproduced in whole or in part without the prior written consent of Laird Technologies LOCATE SMS number Channel response channel via SMS Number phone number the response is send to If no parameter channel is given then the module uses the configurable default method DDC Also there are configurable default values for the default SMS phone Example LOCATE send LOCATE event to UDP or SMS based on DDC configuration LOCATE SMS will send LOCATE event via SMS to a default phone number specified in PHN LOCATE SMS 2345556789 Will send SMS to phone number 2345556789 3 2 Periodic Report The LT 300 device can be configured reporting in a time based interval for vehicle ignition on or off The content of periodic message can be configured by STEL settings Example SET PMF 6 set the periodic message during ignition OFF state to every 60 seconds SET PMN 3 set periodic message during ignition ON state to every 30 seconds 3 3 Event Report The LT 300 device can be configured to send reports triggered by events in addition to the peri
3. Laird Smart Technology Delivered Device User Manual LT 300 May 18 2015 2 3 4 1 1 SCOPE ans dote E E EA EEE E 4 12 4 1 3 ee 4 1 4 Applicable Products 5 Quick Start senti 6 21 Connecting HEL T SOO seis 6 2 2 Connector PINOUT 6 2 3 Serial COMMUNIC ALO Mecca A ee eee ee 7 9 8 1 11 12 Reset COMMAMEAS 15 SET E 16 LOCATE AA 16 9 2 POMIO GIG 17 3 3 Event REDOlt iseenese eeir ea EEE EAE EEEE AEAEE E sane eme end d ne tne ei dane cane sung same beneess 17 DO VICG FOATUIES 18 4 1 GRO F NCE 2 T des ion pet su 18 4 2 LT E sn EEEE E Nea 21 4 2 1 21 4 3 General Purpose Input OUtput einen 22 4 3 1 Relay Starter Enab
4. 83 69831 42 95743 83 55927 42 87546 83 56579 42 87345 83 65334 Delete a User Fence Command FENCEDEL lt id gt ID Fence Identified as given with CFENCEADD or PFENCEADD 2015 Laird Technologies This document contains proprietary and confidential information of Laird Technologies and shall not be used disclosed or reproduced in whole or in part without the prior written consent of Laird Technologies Delete all user fences Command FENCEDELALL List all user fences Command FENCELSTALL Send all the user fences to the Data server via UDP Sample response on the UDP data server is as shown below ALLFENCES lt number of Fences gt lt Page number gt r n 1 lt ID gt lt TYPE gt lt DELAY gt lt EVENTS gt lt CENTER gt lt RADIUS gt r n 2 lt ID gt lt TYPE gt lt DELAY gt lt EVENTS gt lt CENTER gt lt RADIUS gt r n 3 lt ID gt lt TYPE gt lt DELAY gt lt EVENTS gt lt CENTER gt lt RADIUS gt r n 4 lt ID gt lt TYPE gt lt DELAY gt lt EVENTS gt lt CENTER gt lt RADIUS gt r n 5 lt ID gt lt TYPE gt lt DELAY gt lt EVENTS gt lt CENTER gt lt RADIUS gt r n ALLFENCES lt number of Fences gt lt Page number gt r n 6 lt ID gt lt TYPE gt lt DELAY gt lt EVENTS gt lt NUM_VERTEX gt lt VERTEX_1 gt lt VERTEX_N gt r n 7 lt ID gt lt TYPE gt lt DELAY gt lt EVENTS gt lt NUM_VERTEX gt lt VERTEX_1 gt lt VERTEX_N gt r n 8 lt ID gt lt TYPE gt lt DELAY gt lt
5. CSIG Signal strength 0 31 converted into a dBm value Range 113 dBm 0 to 53 dBm 31 Invalid if signal strength is 85 CGREG GPRS registration status Internet Not applicable to CDMA 2015 Laird Technologies This document contains proprietary and confidential information of Laird Technologies and shall not be used disclosed or reproduced in whole or in part without the prior written consent of Laird Technologies Registration State Values 0 not registered modem is not looking for a network 1 registered to home network provider s home network 2 not registered modem is currently trying to find a network to logon to 3 registration denied Sim Card is not allowed to register on this network 4 unknown 5 registered at foreign network roaming CREG GSM Registration Status GSM registration status will use the same codes as above GPS Receiver related info Afix Fix type dop Dilution of Precision Value 1 ideal 2 excellent 3 5 good 6 10 moderate 10 20 fair gt 20 poor GPS DOP will depend on current satellite positions and number of satellites A larger value indicates the higher inaccuracy of a location calculation Ideal value is 1 Reset Commands RESET Reboot the device RESET G Restart the GPS receiver RESET E Factory reset all the configurations like SET parameter configuration Geo Fence configurations and Odometer counters are stored in device non volatile memory called
6. EEPROM Upon receiving the RESET E command the device erase all non volatile configurations Note It is recommended to reset the unit using RESET command after performing a RESET E RESET C 2015 Laird Technologies This document contains proprietary and confidential information of Laird Technologies and shall not be used disclosed or reproduced in whole or in part without the prior written consent of Laird Technologies Restart the cellular modem RESET H Clear all the logged stored event messages SET The system has a set of configurable parameters that are defined in Table 8 SET Configuration Parameters The device is shipped with factory default set of parameters as shown in the SET configuration table These configurations can be changed using SET command RESET E command will restore all set configuration parameters to factory default values Command SET Parameter lt value gt Example Use the following command to set APN which is Access Point Name to m2m tmobile com SET APN m2m t mobile com It is possible to set multiple parameters in one command string but the total string must not exceed 126 characters Command SET parameter1 valuel parameter2 valuez parameter n value n Examples SET PMN 10 PMF 60 SET IPD xxx xXxX XXX XXX PMF 20 PMN 10 IPU xxx xXX XXX XXX an an Parameters are separated by comma and the whole string is terminated by a
7. EVENTS gt lt NUM_VERTEX gt lt VERTEX_1 gt lt VERTEX_N gt r n 9 lt ID gt lt TYPE gt lt DELAY gt lt EVENTS gt lt NUM_VERTEX gt lt VERTEX_1 gt lt VERTEX_N gt r n 10 lt ID gt lt TYPE gt lt DELAY gt lt EVENTS gt lt NUM_VERTEX gt lt VERTEX_1 gt lt VERTEX_N gt r n A Center or a Vertex is a location represented as combination of Latitude and Longitude separated by a an comma 2015 Laird Technologies This document contains proprietary and confidential information of Laird Technologies and shall not be used disclosed or reproduced in whole or in part without the prior written consent of Laird Technologies Size and Units 2bytes 1byte 1 byte seconds EVENTS 1 byte Position lat long Radius Word units 10m 1byte Num_Vertex Vertex X Position lat long Table 4 1 User Fences Specification Min 1 N A 1 Max 65585 N A 10000 10 N A Description Unique ID to the device representing fence ID Fence type 1 Circular 2 Polygon Fence Event Entry Exit delay in seconds Fence event type 1 Fence Enter 2 Fence Exit 3 Both Fence Exit and Fence Enter Center position Latitude and longitude of the Circular fence Radius of the Circular Fence Number of vertices of the polygon Example 10 vertices Minimum 3 Vertices and Maximum 10 Latitude and Longitude of Vertex X 4 2 Cellular 4 2 1 SMS The device is able to send S
8. pins need to connect the device 1 Mic input to Mic P input 2 Speaker connection to Speaker P and Speaker N outputs 3 A generic push button input should be connected to digital input 3 Digital Input 3 can be configured for Voice call feature as push button input to answer terminate call To configure Digital input 3 for voice call parameter AEE needs to be configured The AEE parameter is a bitwise field that is used for configuring Analog and Digital inputs monitoring on LT 300 device AEE set parameter It is a bit wise field and the description of each bit is as following Table 4 2 AEE Configuration Parameter Bit Number Input Pin Configuration Bit 0 LSB Analog Input 1 Enable Disable Analog input 1 change monitoring 0 disable 1 enable Analog Input 2 Enable Disable Analog input 2 change monitoring 0 disable 1 enable Analog Input 3 Enable Disable Analog input 3 change monitoring 0 disable 1 enable Unused Unused Digital Input 1 Enable Disable Digital input 1 change monitoring 0 disable 1 enable Digital Input 2 Enable Disable Digital input 2 change monitoring 0 disable 1 enable Digital Input 3 Enable Disable Digital input 3 change monitoring 0 Digital input 3 acts as push button input for voice call 2015 Laird Technologies This document contains proprietary and confidential information of Laird Technologies and shall not be used disclosed or reproduced in whole or in pa
9. speaker and trigger an outgoing voice call to the number specified by parameter PHL The stealth call will remain active for a maximum period of 60 minutes After 60 minutes the device will terminate the stealth call and exit from the STEALTH mode to a normal mode Command STEALTHCALL Note 1 During any voice call activity Stealth or Incoming or outgoing calls the data connection is not available So any events generated during the voice call will not be sent to the server and will be stored in the internal memory Similarly any remote commands will not be received from the data server All the events that got logged during the voice call will be uploaded sent only after closing the voice call 2 The parameter PHE can be used to set the volume level of the voice call The PHE can be set from 0 to 14 By default this value is set to 12 Any change to the volume level will be in effect only after a device reset or cell modem reset 4 7 Over the Air Firmware Update The LT 300 is able to update the device firmware over the air without physically access to the device Command SET IPU lt IP address of update server gt 2015 Laird Technologies This document contains proprietary and confidential information of Laird Technologies and shall not be used disclosed or reproduced in whole or in part without the prior written consent of Laird Technologies SET OTA 1 UPDATE lt Firmware version gt Firmware Version Firmware version
10. the prior written consent of Laird Technologies 1 4 Applicable Products Table 1 2 Applicable Products Product Number Product Detail CDMA version 2G GSM version 3G GSM version Brazil 2G GSM version SP 4202 Customer version Other customer version 2015 Laird Technologies This document contains proprietary and confidential information of Laird Technologies and shall not be used disclosed or reproduced in whole or in part without the prior written consent of Laird Technologies 2 Quick Start 2 1 Connecting the LT 300 The device operates in 6 V 32 V range and protects against over voltage surges For 2 wire or virtual ignition detection the LT 300 device will detect ignition using an internal algorithm 2 2 Connector Pinouts The LT 300 device has 2 micro fit connectors an 8 pin connector for power connection and I Os and a 12 pin connector gives extended 1 0 support The LT 300 also has 2 LEDs the blue LED indicates the status of cellular connection while the green LED indicates the status of GPS fix Table 2 1 8 Pin Connector Pin Number with Names Pin Number Name Digital Output 1 Digital Output 2 Analog Input 1 Ground Ignition Serial Port RX Serial Port TX Power apg papru B CKT 2015 Laird Technologies This document contains proprietary and confidential information of Laird Technologies and shall not be used disclosed or reproduced i
11. vehicle engine starter for recovery purposes and also provide the capability to over ride the disabled starter The device will respond to a request to disable the vehicle by sending an acknowledgment to the request and sending the GPS position report at the time the request is received e Following the acknowledgement and reporting to the Disable request then check if the conditions for disable the starter are present Conditions for disable are o Ignition is OFF o Vehicle is in stationary o Cell Coverage presents o Valid GPS fix e When the conditions are present send a GPS location report and disable the engine starter e The disabled starter can also be Enabled by toggling the ignition key ON OFF for a predefined period STARTERDIS Disable the engine starter 2015 Laird Technologies This document contains proprietary and confidential information of Laird Technologies and shall not be used disclosed or reproduced in whole or in part without the prior written consent of Laird Technologies STARTERENA Re enable the engine starter 4 3 2 Emergency Starter Override The following command will override the starter disable feature for 24 hours Command ENERGENCYENA 4 3 3 Manual Starter Override The device will support a manual override of the starter disable feature by performing a pre defined number of ignition cycles Ignition On gt Ignition Off gt Ilgnition On Manual override will have following features e MSO featu
12. vehicle voltage Vign lt ignition voltage gt Vana lt analog input 1 voltage gt r n Vana2 lt analog input 2 voltage gt Vana3 lt analog input 3 voltage Vintbat lt internal battery voltage gt Temp lt board temperature gt Vintbat chgrg lt internal battery charging state gt PM lt gt r n Afix lt status gt dop lt number gt lat lt float gt long lt float gt r n Uptime lt number gt Repo lt repomode gt LatePayment lt mode gt StarterDis lt status gt FPkts lt Number Buffered packets gt SPkts lt Number of sent packets gt r n The complex message carries the following information Device related info ESN Device unique serial number This is used to identify and to address a device SW Device Software Version currently installed HW Device Hardware Version BL Device Boot Loader Version Number Asrv Server IP address port number IOSTATUS Status of the GPIO s represented in 2 digit hexadecimal value Each bit represents the state of a specific I O as follows Bit8 lt IGN STATE gt Bit7 lt INP1 gt Bit6 lt INP2 gt BitS lt INP3 gt Bit4 lt OUT1 gt Bit3 lt OUT2 gt Bit2 lt OUT3 gt Bit1 lt OUT4 gt If bit value is O Low If bit value is 1 High Vbat Supply Voltage Car Battery Vana Supply Voltage of Main Processor Vign State of Ignition Signal on Ignition Pin7 on the connector 0 Volt is OFF 12 Volt is ON 2015 Laird Technologies This document contain
13. version April 28 2015 10 First released revision May 18 2015 2015 Laird Technologies This document contains proprietary and confidential information of Laird Technologies and 5 qll not be us disclosed w reproduced in whole or in part without the prior written consent of Laird T hnoluun
14. MS message to both server query and SMS query Command SDIAGQ SMS lt phone number gt To retrieve minimal diagnostic information over SMS Below is the response sample lt ESN gt SDIAG lt software version gt lt APN name gt lt active data server IP gt lt active data server UDP port gt lt Vehicle Battery Voltage gt lt CGREG gt lt Number of Flash Packets stored gt lt Device Uptime in 2015 Laird Technologies This document contains proprietary and confidential information of Laird Technologies and shall not be used disclosed or reproduced in whole or in part without the prior written consent of Laird Technologies seconds gt lt Cell modem uptime from last modem reset gt lt Number of Cell modem resets gt lt IPAddress gt status gt GPS status Valid Invalid Afix DOP Lat Long LOCATE SMS number To retrieve locate information over SMS Note the LCOATE response is sending in binary format the response needs to be decoded to get the information 4 3 General Purpose Input Output The device has 4 digital outputs 3 analog inputs and 3 digital inputs The bellowing command will check the status of all the digital and analog inputs It also reports the current state of the digital outputs Command GETIOSTATUS Response lt ESN gt IOSTATUS lt IOSTATUS gt lt ADC1 gt lt ADC2 gt lt ADC3 gt 4 3 1 Relay Starter Enable and Disable The device will support the disabling of the
15. device s normal operation begins after installation at a qualified service center Once installed in a vehicle the device is ready for operation as defined below Send location and event reports using the STEL communication protocol The STEL protocol is defined in the STEL interface document Communication with the backend server via an IP message UDP TCP or an SMS text message These messages will only be accepted from approved addresses phone numbers loaded into configuration file The device expects an acknowledgement for every message it transmits to the server If the acknowledgement is not received by the device then device will resend the same message after a predefined timeout period until it successfully receives an acknowledgement from the server When cellular coverage is not available then the device will store reports events internally When the cellular coverage is available again the device will send the saved reports Events For messages that have customer configurable variables i e max speed that are numbers the device will store maximum and minimum values The device will have the ability to check if the customer inputted variable fits within the maximum and minimum values and reject messages with outliers If the variable is a text string i e an IP address the device will not be able to do any validation In the cases where a variable is user configurable the goal is to limit the device to two or three pre defin
16. e sent to the device and sent print on the UART interface 4 4 Accelerometer The accelerometer is able to detect motion during ignition on and off states and the device is able to provide raw accelerometer data at regular intervals 4 4 1 Towing Detection The device will detect and report if the vehicle is being towed as defined below e Vehicle motion is detected via accelerometer e Vehicle theft towing detection will be enabled when the ignition is turned OFF e Towing event is generated if there is a change in position that is more than a predefined limit during ignition OFF 4 5 Battery Mode The device is equipped with a 550 mAh internal battery and will have the ability to report voltage of internal battery The battery mode will be able to handle device disconnection and low battery events 2015 Laird Technologies This document contains proprietary and confidential information of Laird Technologies and shall not be used disclosed or reproduced in whole or in part without the prior written consent of Laird Technologies e Ifthe device is disconnected from the vehicle or power is abruptly disconnected then a disconnected event will be generated and sent to the server If no cellular signal is available the device will repeat the sequence until the battery dies e Device will send an event to server when the vehicle battery drops below a specific threshold 4 6 Voice Call To use Fleet voice call features the following
17. ed values For example if the variable is stationary time time vehicle is static prior to a park message being sent the presets could be 30 minutes 60 minutes and 120 minutes The device will acknowledge every command it receives from the server The device will respond to a request for location with a location report The device will allow the server to update change configurations 2015 Laird Technologies This document contains proprietary and confidential information of Laird Technologies and shall not be used disclosed or reproduced in whole or in part without the prior written consent of Laird Technologies The device will send a daily Heartbeat location report The heartbeat frequency will be once every 25 hours by default and will include latitude longitude date time and device ID the heartbeat frequency can be configurable by customers among a choice of presets The device will send a Parking alert event when the vehicle has been stationary for more than one hour which will include the device location The parking alert should be able to toggle on and off and the stationary time prior to alert should be configurable among a choice of presets The device will support Circular and Polygon Geofences e The server administrator can add modify delete any Geofence e The device will check for Geofence events every 1 minute The device will send a Geofence alert every time the vehicle transitions from inside to outside
18. le and Disable ccccccccccsssccesssccessecesseecssceecssececasecesseecsseeceaaeeeesaeeesnees 22 4 3 2 Emergency Starter Override ses 23 4 3 3 Manual Starter 11 23 4 3 4 Buzzer ooasancuadstadvecdsssnteducnsnvdcavsances diedeacasesadece 23 92015 Laird Technologies This document contains proprietary and confidential information of Laird Technologies and shall not be used disclosed or reproduced in whole or in part without the prior written consent of Laird Technologies 5 4 3 5 PUM Gs sara anne de de de nada ba date see ed a ne at nine 24 4 4 Accelerometer EEEE EEY EEE NEEE 24 4 4 1 Towing 24 4 5 Battery Mode 24 4 6 VOICES na 25 4 6 1 INCOMING Call A 26 4 6 2 26 4 6 3 Stee 27 4 7 Over the Air Firmware Update src sienne sus 27 4 8 Device DIA BNOSTICS 28 4 8 1 EID JIM GGA OM sas 28 REVISION Histor
19. n whole or in part without the prior written consent of Laird Technologies Table 2 2 12 Pin Connector Pin Number with Names Pin Number Name Analog Input 3 Ground Digital Input 2 Digital Output 4 Ground Mic Analog Input 2 Digital Input 1 Digital Input 3 Digital Output 3 Speaker Ground 2 3 Serial Communication The LT 300 allows serial communication for data passing through and debug purpose via a serial to USB connection 2015 Laird Technologies This document contains proprietary and confidential information of Laird Technologies and shall not be used disclosed or reproduced in whole or in part without the prior written consent of Laird Technologies For debug purpose the user can use any terminal program to set up the communication with bellowing settings Figure 2 3 Terminal settings Once the terminal is configured successfully it will display the device debug prints Communicate with the device using serial or STEL commands any The serial command will be in lowercase only while using the STEL in debug mode should include a dot in front of every command Example diag DIAG 92015 Laird Technologies This document contains proprietary and confidential information of Laird Technologies and shall not be used disclosed or reproduced in whole or in part without the prior written consent of Laird Technologies 3 Device General Operation The LT 300
20. nt to be triggered EVENTS Send events on entry and or exit from fence 1 Event on entry 2 Event on exit 3 Event on both entry and exit CENTER fence center position Latitude and longitude in degree float RADIUS Radius of circular geo fence in 10meters units Example add a circular fence at 42 34676 83 94323 and 1Km radius 2015 Laird Technologies This document contains proprietary and confidential information of Laird Technologies and shall not be used disclosed or reproduced in whole or in part without the prior written consent of Laird Technologies CFENCEADD 1001 5 3 42 34676 83 94323 100 Add Polygon Fence Command PFENCEADD lt ID gt lt DELAY gt lt EVENTS gt lt NUM_VERTICES gt lt Vertex1 gt lt Vertex2 gt lt VertexN gt Required fields are ID Fence Identifier 0 to 65535 Note that circular fence id and polygon fence id should not be the same DELEAY Time in seconds that a vehicle has to be inside or outside of a fence for an event to be triggered EVENTS Send events on entry and or exit from fence 1 Event on entry 2 Event on exit 3 Event on both entry and exit NUM_VERTICES Number of vertices of the polygon A minimum of 3 and a maximum of 10 vertices are supported VERTEX n Location of vertex n of polygon Vertex is a combination of lt LAT LONG gt and it the location of vertex n Example To add a polygon fence of 4 vertices PFENCEADD 1002 5 3 4 42 95466
21. odic report The individual event reporting can be enabled or disabled by STEL settings Please reference the Laird STEL Protocol Specification for each event type and enable Example SET EES PNAIG Default EES PNVAESIGX 2015 Laird Technologies This document contains proprietary and confidential information of Laird Technologies and shall not be used disclosed or reproduced in whole or in part without the prior written consent of Laird Technologies 4 Device Features 4 1 Geo Fence The LT 300 device will support up to 5 circular fences and 5 polygonal fences Circular fences are represented with radius and center location Polygonal fences are represented with vertices The maximum vertex supported by LT 300 is 10 Entering or leaving a user geo fence causes an event or alert that can be transmitted Whenever device enters or leaves a Geo fence the device reports GEOFENCE_ENTRY or GEOFENCE_EXIT depending on which direction the fence is crossed The device also supports one additional circular fence called System Fence that is used for Towing events System fence will be set automatically when the vehicle is in parking state and disabled after the vehicle s ignition has been detected Add Circular Fences Command CFENCEADD lt ID gt lt Delay gt lt EVENTS gt lt CENTER gt lt RADIUS gt ID Fence Identifier 0 to 65535 DELEAY Time in seconds that a vehicle has to be inside or outside of a fence for an eve
22. of the fence or vice versa When the lgnition is Off e When the Ignition is OFF the device shifts to low current draw low power mode e GPSis on all the time To optimize the power in battery mode or low current draw mode the GPS can be put in sleep mode in ignition off mode and periodically wake up to sync the almanac With GPS on all the time device supports location feedback within 20 seconds of wake up e Support over the air updates The server will acknowledge all the valid messages that are received from the device in the following syntax ACK lt sequence number gt Sequence number the sequence number of the data received being acknowledge 2015 Laird Technologies This document contains proprietary and confidential information of Laird Technologies and shall not be used disclosed or reproduced in whole or in part without the prior written consent of Laird Technologies 3 1 Command Summary The format and syntax of all commands and responses are identical whether they are sent or received using SMS or UDP The STEL protocol is used to communicate and interface with Laird cellular GPS tracking and fleet management devices The following rules apply to all remote commands 1 All commands are in ASCII text form and do not need a special termination character for the command string 2 Commands to be issued in UPPERCASE only commands given in lowercase will be ignored no answer 3 When commands are sent from
23. re will be enabled whenever the vehicle is in starter disabled state e There will be a manual override counter to track and determine the number of times this feature gets used o The counter will decrement with each MSO usage o When the counter reaches 0 manual override will be disabled e In order to initiate an ignition On Off cycle the ignition needs to be off for 15 seconds e Manual override require the following key sequence to re enable the starter o When the counter is 2 5 Ignition cycles within 5 seconds o When the counter is 1 7 Ignition cycles e The manual override counter can also be reset using configuration parameter e EMERGENCYENA command will override MSO feature 4 3 4 Buzzer Audible Warning For late payment warning in BHPH application device will trigger to indicate a late payment warning under bellowing condition e Ignition cycle will trigger event e Output signal to external noisemaker e Signal will be periodic o On for 1 second o Off foe 1 second o It will be activated for BWP period 2015 Laird Technologies This document contains proprietary and confidential information of Laird Technologies and shall not be used disclosed or reproduced in whole or in part without the prior written consent of Laird Technologies Command BUZZWARN lt 0 1 gt 0 Disable 1 Enable 4 3 5 Print The bellowing command will print the data on the UART interface Command PRINT lt data gt The data will b
24. rt without the prior written consent of Laird Technologies 1 Enable Digital input 3 change monitoring Bit 7 MSB Unused Unused To configure Digital Input 3 as voice call push button input set bit 6 of AEE to 0 Example command SET AEE 24 4 6 1 Incoming Call To receive incoming voice call the device s digital input 3 should be connected to generic push button Set bit 6 of AEE parameter to 0 The device will only allow receiving of voice calls from a list of pre approved phone number The approved phone numbers can be configured in parameter PHV A maximum of three phone numbers can be added to the approved list of phone numbers If there are more than one phone number to be specified in parameter PHV then each phone number should be added to PHV using a dot as a phone number delimiter Example If the approved phone numbers are 1234567890 4567778888 and 3334445555 then set the PHV value as SET PHV 1234567890 4567778888 3334445555 When an operator makes a voice call from one of the approved phone numbers to device the device will check the incoming number If the incoming number is among the approved phone numbers specified in PHV then the voice call is allowed and phone rings will be heard on the connected speakers If it s not among the approved list then the device will reject the call For calls from approved numbers the driver can accept the call by pressing the voice call button that is connec
25. s proprietary and confidential information of Laird Technologies and shall not be used disclosed or reproduced in whole or in part without the prior written consent of Laird Technologies Uptime number of seconds from last device reboots FPkts Number of Packets in flash waiting to be sent SPkts Number of sent packets IPaddr Device s IP address ASrv Destination Server IP address and port Repo Repo Mode status 1 if Repo mode is enabled 0 if the Repo mode is disabled LatePayment Late payment mode 0 if late payment is enabled and 0 if it is disabled StarterDis Starter disabled status It is reported as 2 digit hexadecimal string It is a bitwise field Here is the how the bitwise definition of this status BitO Isb Starter disable Flag 1 If Starter is disabled O if Starter is enabled Bit 1 Emergency enable override status 1 Emergency enabled is activated 0 Emergency enable is deactivated Bit 2 Manual Starter Override status 1 MSO is activated 0 MSO is deactivated Bit 7 3 Override hours count Number of hours override either MSO or emergency remaining Modem related info IMEI IMEI number of the modem ISDN Phone number of the activated CDMA modem IP IP address of the cell modem ICCID integrated circuit card identifier Sim Card Serial number printed on Sim Card For CDMA this is not reported APN Access Point Name Provider specific name of an internet service access point for GPRS
26. ted to digital input 3 Upon finishing the call the user can terminate the call by pressing the voice call push button 4 6 2 Outgoing Call The device can make an outgoing voice call to a pre configured number The pre configured number should be specified in parameter PHO A voice call push button should be connected to digital input 3 of the device The Bit 6 of the AEE parameter should be set to 0 2015 Laird Technologies This document contains proprietary and confidential information of Laird Technologies and shall not be used disclosed or reproduced in whole or in part without the prior written consent of Laird Technologies The user can initiate an outgoing voice call by pressing the voice call push button Upon pressing the button the device will recognize this input and place a voice call to the configured number that is specified in parameter PHO To terminate the call the user should press the voice call push button again 4 6 3 Stealth Call In this mode the device can make a voice call to a pre configured number specified in parameter PHL wherein the device Speaker is muted during the call Since the speaker is muted the user will not be aware of the STEALTH call A user intervention is not needed to setup this call It can be triggered by the operator server only The stealth call can be initiated by sending a remote command STEALTHCALL The device will enter stealth mode upon receiving the command The device will mute the
27. that needs to be downloaded This could be filename as well but that depends on the OTA update server implementation On UPDATE command device downloads the firmware from the specified server and boots up with the new firmware In case the update process stops in between due to server going down while the update is in progress or due to unavailability of GPRS connection devices will boot up with a factory programmed fail safe firmware Note During the update stage device will not be reachable by server command 4 8 Device Diagnostics 4 8 1 LED Indication The device has 2 LEDs for connection status indication Green LED indicates the GPS status and the Blue LED indicates the cellular status Table 11 describes the blinking patterns for the two LEDs Table 4 3 LED Patterns LED SOLID Blink Once Every 2 Blink Thrice Both LED Blink in Seconds Every 2 Seconds the Same Pace NA Device is in 11 A Device has a valid GPS is trying to acquire a GPS fix valid fix Bootloader BLUE Cell Device established Modem is trying to SIM card is not mode not able cellular connection establish a connection present for with network communication 2015 Laird Technologies This document contains proprietary and confidential information of Laird Technologies and shall not be used disclosed or reproduced in whole or in part without the prior written consent of Laird Technologies 5 Revision History Initial draft
28. the server to the device the device will ACK NACK received commands 4 Valid commands will be acknowledged by server An ACK message is received in the form lt ESN gt ACK lt command text gt 5 Invalid commands will not be acknowledged A negative Acknowledge is received in the form lt ESN gt NACK lt command text gt 6 The general command CMD format is 7 CMD lt space gt lt optional parameters separated by Comma gt semicolon termination optional 8 Commands can come via three modes Serial SMS or Server The ACK shall use the same communication mode Serial SMS Server as the original message Table 3 1 Command Summary Number Command Comment DIAG Retrieve Diagnostic SDIAG SMS Diagnostic Info over SMS SHOWALL Retrieve current settings SET Modify configuration variables that are part of second configuration set which resides on EEPROM CFENCEADD Add a circular geo fence PFENCEADD Add a polygon geo fence FENCEDEL Delete geo fence 2015 Laird Technologies This document contains proprietary and confidential information of Laird Technologies and shall not be used disclosed or reproduced in whole or in part without the prior written consent of Laird Technologies DIAG To retrieve the current device status Software Version Bootloader Version Hardware version ICCID IMEI APN GSM signal Strength network registration information Car battery voltage Ignition voltage
29. y 29 2015 Laird Technologies This document contains proprietary and confidential information of Laird Technologies and shall not be used disclosed or reproduced in whole or in part without the prior written consent of Laird Technologies 1 Introduction 1 1 Scope This document describes the general operation and features provided of the Laird LT 300 device Laird LT 300 fleet tracking amp management device is a completely stand along product that contains control circuitry microcontroller cellular modem GPS receiver cellular antenna GPS antenna accelerometer discrete I O back up battery and firmware all assembled into a compact plastic enclosure The LT 300 is GSM CDMA based reliable solutions for vehicle tracking asset monitoring and fleet management markets 1 2 Audience This document is intended for Laird s customer or backend integrator whom used Laird s LT 300 as part of the solution 1 3 Reference The following document contains additional information which clarifies or further describes the Laird STEL Protocol used by LT 300 device Table 1 1 Reference Document Number Document Version Date Laird Base64 STEL Protocol 2 0 10 April 22 2015 2015 Laird Technologies This document contains proprietary and confidential information of Laird Technologies and shall not be used disclosed or reproduced in whole or in part without
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