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Last modified by Xiaoling on 2023/12/27 09:15
From version 66.3
edited by Xiaoling
on 2022/10/09 16:01
Change comment: There is no comment for this version
To version 78.5
edited by Xiaoling
on 2022/10/14 14:13
Change comment: There is no comment for this version

Summary

Details

Page properties
Content
... ... @@ -99,7 +99,6 @@
99 99  
100 100  
101 101  
102 -
103 103  == 1.3  Features ==
104 104  
105 105  
... ... @@ -120,7 +120,6 @@
120 120  
121 121  
122 122  
123 -
124 124  == 1.4  Applications ==
125 125  
126 126  
... ... @@ -129,7 +129,6 @@
129 129  
130 130  
131 131  
132 -
133 133  = 2.1 Use TrackerD =
134 134  
135 135  
... ... @@ -192,6 +192,7 @@
192 192  (% style="color:blue" %)**Step 3:**(%%) TrackerD will auto join to the LoRaWAN network. After join success, TrackerD will start to upload message to IoT server.
193 193  
194 194  
192 +
195 195  == 2.3  Positioning Mode(SMOD) ==
196 196  
197 197  
... ... @@ -211,9 +211,11 @@
211 211  === 2.4.1 Uplink FPORT~=5, Device Status ===
212 212  
213 213  
214 -Uplink the device configures with FPORT=5. Once LGT92 Joined the network, it will uplink this message to the server. After first uplink, LHT52 will uplink Device Status every 12 hours.
212 +Uplink the device configures with FPORT=5. Once TrackerD Joined the network, it will uplink this message to the server. After the first uplink, TrackerD will uplink Device Status every 12 hours.
215 215  
214 +Use can also get the Device Status uplink through the downlink command: **Downlink:  0x2301**
216 216  
216 +
217 217  (% border="1.5" style="background-color:#ffffcc; color:green; width:520px" %)
218 218  |=(% scope="row" style="width: 108px;" %)**Size(bytes)**|=(% style="width: 82px;" %)**1**|=(% style="width: 83px;" %)**2**|=(% style="width: 94px;" %)**1**|=(% style="width: 84px;" %)**1**|=(% style="width: 44px;" %)2|=(% style="width: 63px;" %)**2**|=(% style="width: 60px;" %)1
219 219  |=(% style="width: 108px;" %)**Value**|(% style="width:82px" %)Sensor Model|(% style="width:83px" %)Firmware Version|(% style="width:94px" %)Frequency Band|(% style="width:84px" %)Sub-band|(% style="width:44px" %)BAT|(% style="width:63px" %)SMOD|(% style="width:60px" %)Status
... ... @@ -221,13 +221,13 @@
221 221  [[image:1665301570342-765.png]]
222 222  
223 223  
224 -Example Payload (FPort=5):  [[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LHT52%20-%20LoRaWAN%20Temperature%20%26%20Humidity%20Sensor%20User%20Manual/WebHome/image-20220621105116-11.png?rev=1.1||alt="image-20220621105116-11.png"]]
224 +(% style="color:#037691" %)**Example of Device Status:**(%%) 13014001FF0FA24002
225 225  
226 -**Sensor Model**: For TrackerD, this value is 0x13.
226 +(% style="color:#037691" %)**Sensor Model:** (%%) For TrackerD,this value is 0x13
227 227  
228 -**Firmware Version**: 0x0100, Means: v1.0.0 version.
228 +(% style="color:#037691" %)**Firmware Version: **(%%) 0x0140,Means:v1.4.0 version
229 229  
230 -**Frequency Band**:
230 +(% style="color:#037691" %)**Frequency Band**:
231 231  
232 232  *0x01: EU868
233 233  
... ... @@ -249,20 +249,56 @@
249 249  
250 250  *0x0a: AS923-3
251 251  
252 -**Sub-Band**: value 0x00 ~~ 0x08(only for CN470, AU915,US915. Others are0x00)
252 +Sub- Band:value 0x00~~0x08(only forAU915,US915,Others are 0xFF)
253 253  
254 -**BAT**: shows the battery voltage for TrackerD.
254 +(% style="color:#037691" %)**BAT:**(%%) shows the battery voltage for TrackerD.
255 255  
256 -Ex1: 0x0B3A = 2874mV
257 257  
257 +(% style="color:#037691" %)**Ex1:**(%%) 0x0FA2 = 4002mV
258 +
258 258  Use can also get the Device Status uplink through the downlink command:
259 259  
260 260  
261 261  
263 +(% style="color:#037691" %)**SMOD Field (total 1 byte)**(%%)：0x40
264 +
265 +(% border="1.5" style="background-color:#ffffcc; color:green; width:420px" %)
266 +|(% style="width:75px" %)**Size(bit)**|(% style="width:64px" %)2bits|(% style="width:137px" %)2bit|(% style="width:142px" %)4bit
267 +|(% style="width:75px" %)**Value**|(% style="width:64px" %)SMOD|(% style="width:137px" %)GPS_Settings|(% style="width:142px" %)BLE_Settings
268 +
269 +(% style="color:blue" %)** SMOD：**
270 +
271 +(% style="color:red" %)** 1 :** (%%) GPS ONLY
272 +
273 +(% style="color:red" %)** 2 :** (%%) BLE ONLY
274 +
275 +(% style="color:red" %)** 3 :**  (%%) GPS/BLE Hybrid
276 +
277 +
278 +(% style="color:blue" %)** GPS_MOD: Define how to send GPS payload**
279 +
280 +(% style="color:red" %)** 0 : ** (%%) Enable uploading on-board Temperature and humidity values
281 +
282 +(% style="color:red" %)** 1 :** (%%) Disable uploading on-board Temperature and humidity values
283 +
284 +
285 +(% style="color:blue" %)** BLE_Settings:**
286 +
287 +(% style="color:red" %)** 1: ** (%%) BLE Positioning with Strongest iBeacon
288 +
289 +
290 +
291 +(% style="color:#037691" %)**Status Field (total 1 byte)**(%%):  0x02
292 +
293 +(% border="1.5" style="background-color:#ffffcc; color:green; width:417px" %)
294 +|(% style="width:77px" %)**Size(bit)**|(% style="width:70px" %)5 Bits|(% style="width:92px" %)1 Bit|(% style="width:48px" %)1 Bit|(% style="width:126px" %)1 Bit
295 +|(% style="width:77px" %)**Value**|(% style="width:70px" %)Reserve|(% style="width:92px" %)[[PNACKMD>>||anchor="H2.4.4A0UplinkFPORT3D42CHistoryGNSSPositioning"]]|(% style="width:48px" %)[[LON>>||anchor="H3.2.5Disable2FEnableLEDflash"]]|(% style="width:126px" %)[[Transport Mode>>||anchor="H2.9TransportMode"]]
296 +
297 +
262 262  === 2.4.2 Uplink FPORT~=2, Realtime GNSS Positioning + Temperature & Humidity ===
263 263  
264 264  
265 -User can use **AT+SMOD=1,0** to enable uploading on-board Temperature and humidity values, and the total payload will be 15 bytes, please note that 15 bytes won't work on DR0 on US915/AU915 frequency band.
301 +Users can use **AT+SMOD=1,0,0** to enable uploading on-board Temperature and humidity values, and the total payload will be 15 bytes,
266 266  
267 267  
268 268  (% border="1.2" cellspacing="3" style="background-color:#ffffcc; color:green; width:480px" %)
... ... @@ -286,6 +286,7 @@
286 286  |=(% scope="row" style="width: 50px;" %)**Size(bit)**|(% style="width:50px" %)1 bit|(% style="width:80px" %)1bit|(% style="width:50px" %)14bits
287 287  |=(% style="width: 72px;" %)**Value**|(% style="width:67px" %)reserve|(% style="width:118px" %)Alarm Indicate|(% style="width:63px" %)[[BAT>>||anchor="HBAT:"]] 
288 288  
325 +
289 289  ==== (% style="color:blue" %)**FLAG:**(%%) ====
290 290  
291 291  (% border="1.2" cellspacing="3" style="background-color:#ffffcc; color:green; width:250px" %)
... ... @@ -300,6 +300,7 @@
300 300  * Latitude: 02863D68  ⇒  //if (0x//02863D68//& 0x80000000 = 0 )~://  //value = 02863D68 /1000000 = 42.351976//
301 301  * Longitude: FAC29BAF  ⇒ //if (0x//FAC29BAF// & 0x80000000 = 1 )~://  //value = (0x//FAC29BAF// – 0x 100000000)/1000000 =//-87.9094//57//
302 302  
340 +
303 303  (% style="color:red" %)**Important note:**
304 304  
305 305  1.  When power is low (<2.84v), GPS won't be able to get location info and GPS feature will be disabled and the location field will be filled with 0x0FFFFFFF, 0x0FFFFFFF.
... ... @@ -318,12 +318,12 @@
318 318  
319 319  ==== (% style="color:blue" %)**Alarm:**(%%) ====
320 320  
321 -Example:  0x4B & 0x40 >> 6 = 0x01
359 +**Example: ** 0x4B & 0x40 >> 6 = 0x01
322 322  
323 323  
324 324  ==== (% style="color:blue" %)**BAT:**(%%) ====
325 325  
326 -Example:  0x0CDD & 0x3FFF ⇒ 3293 (mV).
364 +**Example: ** 0x4B45 & 0x3FFF ⇒ 2885 (mV).
327 327  
328 328  (((
329 329  The battery info shows the battery voltage, User can use the below mapping to indicate the battery in percentage: \
... ... @@ -335,19 +335,39 @@
335 335  * 3.40v ~~ 3.69v:  20% ~~ 40%
336 336  * < 3.39v:  0~~20%
337 337  
376 +
377 +
378 +==== (% style="color:blue" %)**MOD:**(%%) ====
379 +
380 +**Example: ** (0x60>>6)& 0x3f =1.
381 +
382 +**Set the format of GPS data uplink link：**
383 +
384 +(% style="color:#037691" %)**0x00:** (%%) Enable uploading on-board Temperature and humidity values
385 +(% style="color:#037691" %)**0x01: ** (%%) Disable uploading on-board Temperature and humidity values
386 +
387 +
388 +**Set the format of BLE data uplink link：**
389 +
390 +(% style="color:#037691" %)**0x01: ** (%%) BLE Positioning with Strongest iBeacon
391 +
392 +
338 338  ==== (% style="color:blue" %)**LON:**(%%) ====
339 339  
395 +**Example:** (0x60>>5) & 0x01=1.
396 +
340 340  Enable/Disable LED activity for uplink
341 341  
342 342  (((
343 -0x00:  Disable LED indicator.
400 +(% style="color:#037691" %)**0x00:**  (%%) Disable LED indicator.
344 344  )))
345 345  
346 346  (((
347 -0x01:  Enable LED indicator (Default Value)
404 +(% style="color:#037691" %)**0x01:**  (%%) Enable LED indicator (Default Value)
348 348  )))
349 349  
350 350  
408 +
351 351  ==== (% style="color:blue" %)**Hum:**(%%) ====
352 352  
353 353  0202 = //if (0x0202 & 0x8000 = 0 ):  value =// 0x0202 / 100 = +514 ⇒ 51.4 degree
... ... @@ -362,7 +362,7 @@
362 362  === 2.4.3  Uplink FPORT~=3, Realtime GNSS Positioning (Default Mode) ===
363 363  
364 364  
365 -The default uplink payload includes totally 11 bytes. The payload is the first 11 bytes of Uplink FPORT=2, real-time GNSS positioning, (remove the temp and humidity)
423 +The default uplink payload includes total 11 bytes (**AT+SMOD=1,1,0**). The payload is the first 11 bytes of Uplink FPORT=2, real-time GNSS positioning, (remove the temp and humidity)
366 366  
367 367  
368 368  (% border="1.2" cellspacing="3" style="background-color:#ffffcc; color:green; width:480px" %)
... ... @@ -381,7 +381,7 @@
381 381  === 2.4.4  Uplink FPORT~=4, History GNSS Positioning ===
382 382  
383 383  
384 -Set [[PNACKMD=1>>url:http://wiki.dragino.com/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LHT65N%20LoRaWAN%20Temperature%20%26%20Humidity%20Sensor%20Manual/#H4.13AutoSendNone-ACKmessages]], and TrackerD will wait for ACK for every uplink, when there is no LoRaWAN network, TrackerD will mark these records with non-ack messages and store the sensor data, and it will send all messages (10s interval) after the network recovery.
442 +Set [[PNACKMD=1>>||anchor="H3.2.10A0A0AutoSendNone-ACKmessages"]], and TrackerD will wait for ACK for every uplink, when there is no LoRaWAN network, TrackerD will mark these records with non-ack messages and store the sensor data, and it will send all messages (10s interval) after the network recovery.
385 385  
386 386  
387 387  (% style="color:red" %)**Note for this mode:**
... ... @@ -388,6 +388,7 @@
388 388  
389 389  * a) TrackerD will do an ACK check for data records sending to make sure every data arrive server.
390 390  * b) TrackerD will send data in (% style="color:blue" %)**CONFIRMED Mode**(%%) when PNACKMD=1, but TrackerD won't re-transmit the packet if it doesn't get ACK, it will just mark it as a NONE-ACK message. In a future uplink, if TrackerD gets an ACK, TrackerD will consider there is a network connection and resend all NONE-ACK Messages.
449 +* c) the total payload will be 15 bytes, while US915/AU915 DR0 accepts only 11 bytes of payload. In this case (DR0 of US915/AU915), the payload on server will show NULL
391 391  
392 392  The payload is 15 bytes, as below.
393 393  
... ... @@ -397,7 +397,7 @@
397 397  )))|4|4|2|1|1|1|1|1
398 398  |=**Value**|Latitude|Longitude|Year|Month|Day|Hous|Min|Sen
399 399  
400 -[[image:1665301786397-168.png]]
459 +[[image:image-20221009160309-2.png]]
401 401  
402 402  
403 403  
... ... @@ -431,9 +431,11 @@
431 431  * (% style="color:#037691" %)**Measured Power: ** (%%) The Measured Power from the strongest iBeacon.
432 432  * (% style="color:#037691" %)**RSSI:  ** (%%) The RSSI from the strongest iBeacon.
433 433  
434 -=== 2.4.5 Add Payload format in TTN V3 ===
435 435  
436 436  
495 +=== 2.4.6  Add Payload format in TTN V3 ===
496 +
497 +
437 437  In TTN V3, use can add a custom payload so it shows friendly.
438 438  
439 439  In the page (% style="color:#037691" %)**Applications ~-~-> Payload Formats ~-~-> Custom ~-~-> decoder**
... ... @@ -483,10 +483,22 @@
483 483  
484 484  
485 485  
486 -== 2.7 Datalog Feature ==
547 +== 2.7  Datalog Feature ==
487 487  
488 -total 273 entries,by default disable
489 489  
550 +total 273 entries,by default,
551 +
552 +User can set [[PNACKMD=1>>||anchor="H3.2.10A0A0AutoSendNone-ACKmessages"]], to enable Datalog feature.
553 +
554 +Example use case.
555 +
556 +[[image:image-20221009234703-2.png||height="328" width="899"]]
557 +
558 +
559 +[[image:image-20221009234629-1.png||height="390" width="577"]]
560 +
561 +
562 +
490 490  == 2.8 Alarm Mode ==
491 491  
492 492  
... ... @@ -519,6 +519,7 @@
519 519  In Transport Mode, TrackerD will check if there is motion. If there is no motion, device will send uplinks every 20 minutes. If there is motion, device will send uplink every 5 minutes.
520 520  
521 521  
595 +
522 522  == 2.10 LED Status ==
523 523  
524 524  
... ... @@ -536,6 +536,7 @@
536 536  |(% style="width:157px" %)**Get Downlink**|(% style="width:271px" %)(% style="color:green" %)**GREEN**(%%) led on 1 second|(% style="width:202px" %)Yes
537 537  |(% style="width:157px" %)**Movement Detect**|(% style="width:271px" %)(% style="color:red" %)**RED **(%%)led on 500ms|(% style="width:202px" %)N/A
538 538  
613 +
539 539  == 2.11 Button Function ==
540 540  
541 541  
... ... @@ -557,6 +557,7 @@
557 557  |(% style="width:135px" %)Exit Alarm Mode|(% style="width:220px" %)Fast press the (% style="color:red" %)**RED** (%%)button 10 times|(% style="width:265px" %)Exit Alarm Mode
558 558  |(% style="width:135px" %)Enter Deep Sleep Mode|(% style="width:220px" %)Press and hold the button for 10 seconds, then quickly press the device 3 times to enter deep sleep|(% style="width:265px" %)This is the mode ship out from factory. CPU will be complete in sleep mode and no LoRa activity, only use before deploy.
559 559  
635 +
560 560  == 2.12 USB Port Function ==
561 561  
562 562  
... ... @@ -567,6 +567,7 @@
567 567  * [[Configure Device>>||anchor="H3.ConfigureTrackerDviaATcommandorLoRaWANdownlink"]]
568 568  * [[Upgrade Firmware>>||anchor="H5.UploadFirmware"]]
569 569  
646 +
570 570  = 3. Configure TrackerD via AT command or LoRaWAN downlink =
571 571  
572 572  
... ... @@ -714,37 +714,33 @@
714 714  
715 715  * (% style="color:blue" %)**AT Command:**
716 716  
717 -(% style="color:#037691" %)**AT+SMOD=aa,bb**
794 +(% style="color:#037691" %)**AT+SMOD=aa,bb,cc**
718 718  
719 719  (% style="color:#037691" %)** aa:**
720 720  
721 -* (% style="color:#037691" %)**1: GPS ONLY(Factory Settings):    **(%%)only get and uplink GPS location info.
722 -* (% style="color:#037691" %)**2: BLE ONLY:              **(%%)Only obtain iBeacon info via BLE and uplink. Design for Indoor tracking.
723 -* (% style="color:#037691" %)**3: GPS/BLE Hybrid:   **(%%)Combination for Indoor and Outdoor tracking.Devices will try to search BLE iBeacon first. If device can't find the iBeacon, it will use GPS for positioning
798 +* (% style="color:red" %)**1: GPS ONLY(Factory Settings):    **(%%)only get and uplink GPS location info.
799 +* (% style="color:red" %)**2: BLE ONLY:              **(%%)Only obtain iBeacon info via BLE and uplink. Design for Indoor tracking.
800 +* (% style="color:red" %)**3: GPS/BLE Hybrid:   **(%%)Combination for Indoor and Outdoor tracking.Devices will try to search BLE iBeacon first. If device can't find the iBeacon, it will use GPS for positioning.
724 724  
725 725  (% style="color:#037691" %)**bb:**
726 726  
727 -(% style="color:#037691" %)** if aa = 1: **
804 +* (% style="color:red" %)**0 :  **(%%)GPS+ BAT+ State+Tem&Hum
805 +* (% style="color:red" %)**1 :**(%%)  GPS +BAT State
728 728  
729 -* (% style="color:#037691" %)**0 :  **(%%)GPS+ BAT+ State+Tem&Hum
730 -* (% style="color:#037691" %)**1 :**(%%)  GPS +BAT State
807 +(% style="color:#037691" %)**cc:   **
731 731  
732 -(% style="color:#037691" %)** if aa = 2: **
809 +* (% style="color:red" %)**1 : **(%%) (iBeacon)UUID+ Major + Minor+Power+Rssi+BAT+State  
733 733  
734 -* (% style="color:#037691" %)**3 :  **(%%)(iBeacon)UUID+ Major + Minor+Power+Rssi+BAT+State
811 +(% style="color:blue" %)**Example:**
735 735  
736 - **Example:**
813 + AT+ SMOD =1,0 ,0 ~-~->  GPS+ BAT+ State+Tem&Hum
814 + AT+ SMOD =1,1,0 ~-~->  GPS +BAT State
815 + AT+ SMOD =2,0,1 ~-~->  (iBeacon)UUID+ Major + Minor+Power+Rssi+BAT+State
737 737  
738 - AT+ SMOD =1,0  **~-~-> ** GPS+ BAT+ State+Tem&Hum
739 739  
740 - AT+ SMOD =1,1    **~-~->**  GPS +BAT State
741 -
742 - AT+ SMOD =2,3    **~-~->**  (iBeacon)UUID+ Major + Minor+Power+Rssi+BAT+State
743 -
744 -
745 745  * (% style="color:blue" %)**Downlink Payload (prefix 0xA5):**
746 746  
747 -(% style="color:#037691" %)**0xA5 01 00**    (%%) ~/~/  Same as AT+ SMOD =1,0
820 +(% style="color:#037691" %)**0xA5 01 00 00**    (%%) ~/~/  Same as AT+ SMOD =1,0,0
748 748  
749 749  
750 750  
... ... @@ -761,7 +761,7 @@
761 761  
762 762  (% style="color:#037691" %)**AT+FTIME=xx**  (%%) **~-~-> ** Set to use xx as max fix time.
763 763  
764 -Example:  AT+FTIME=150
837 +**Example:**  AT+FTIME=150
765 765  
766 766  
767 767  * (% style="color:blue" %)**Downlink Payload (prefix 0xAA):**
... ... @@ -770,7 +770,7 @@
770 770  
771 771  
772 772  
773 -=== 3.3.9 Set PDOP value for GPS fix accuracy ===
846 +=== 3.2.9 Set PDOP value for GPS fix accuracy ===
774 774  
775 775  
776 776  PDOP(Position Dilution of Precision) filter, TrackerD will only accept GPS data with a lower PDOP value than pre-configure PDOP value. If device can't get a valid GPS packet within FTIME timeout, it will use the GPS data with lowest PDOP value to server.
... ... @@ -798,7 +798,7 @@
798 798  
799 799  * (% style="color:blue" %)**AT Command:**
800 800  
801 -(% style="color:#037691" %)**AT+CFM=xx. **
874 +(% style="color:#037691" %)**AT+CFM=xx**
802 802  
803 803  
804 804  **~ Example:**
... ... @@ -814,6 +814,27 @@
814 814  
815 815  
816 816  
890 +=== 3.2.10  Auto Send None-ACK messages ===
891 +
892 +
893 +TrackerD will wait for ACK for each uplink, If TrackerD doesn't get ACK from the IoT server, it will consider the message doesn't arrive server and store it. TrackerD keeps sending messages in normal periodically. Once TrackerD gets ACK from a server, it will consider the network is ok and start to send the not-arrive message.
894 +
895 +
896 +* (% style="color:blue" %)**AT Command: AT+PNACKMD**
897 +
898 +The default factory setting is 0.
899 +
900 +
901 +**Command Example Function Response:**
902 +
903 +(% style="color:#037691" %)**AT+PNACKMD=1**  (%%) ~/~/  Poll None-ACK message OK
904 +
905 +
906 +* (% style="color:blue" %)**Downlink Command: 0x34**
907 +
908 +Example: 0x3401  ~/~/  Same as AT+PNACKMD=1
909 +
910 +
817 817  = 4. Setting for Different Scenarios =
818 818  
819 819  
... ... @@ -856,7 +856,7 @@
856 856  
857 857  (% style="color:blue" %)**Step5:** (%%) Select the firmware file (.bin format), com port and proper SPI configure. Clink Start. Bin file location:
858 858  
859 -[[https:~~/~~/www.dropbox.com/sh/733s8xlwahhqg1d/AABxDz80lBVX_to8zNuUQWFja?dl=0>>url:https://www.dropbox.com/sh/733s8xlwahhqg1d/AABxDz80lBVX_to8zNuUQWFja?dl=0]]
953 +[[https:~~/~~/github.com/dragino/TrackerD/releases>>https://github.com/dragino/TrackerD/releases]]
860 860  
861 861  
862 862  Users need to use below files:
... ... @@ -893,6 +893,7 @@
893 893  [[image:1664503635019-941.png]]
894 894  
895 895  
990 +
896 896  * (% style="color:#037691" %)**Go to tools ~-~-> Boards ~-~-> Boards Manager**,(%%) **find the esp32 information and install it.**
897 897  
898 898  [[image:1664503715811-892.png]]
... ... @@ -957,6 +957,8 @@
957 957  |(% style="width:118px" %)A8|(% style="width:67px" %)Yellow|(% style="width:123px" %)MTMS/GPIO14
958 958  |(% style="width:118px" %)B8|(% style="width:67px" %)Grey|(% style="width:123px" %)MTDO/GPIO15
959 959  
1055 +
1056 +
960 960  = 8.  Order Info =
961 961  
962 962  
... ... @@ -972,6 +972,8 @@
972 972  * (% style="color:red" %)**AU915**(%%): Default frequency band AU915
973 973  * (% style="color:red" %)**US915**(%%): Default frequency band US915
974 974  
1072 +
1073 +
975 975  = 9.  Packing Info =
976 976  
977 977  
... ... @@ -985,6 +985,8 @@
985 985  * Device Size: 85 x 48 x 15 cm
986 986  * Weight: 50g
987 987  
1087 +
1088 +
988 988  = 10. Support =
989 989  
990 990  
... ... @@ -991,6 +991,8 @@
991 991  * Support is provided Monday to Friday, from 09:00 to 18:00 GMT+8. Due to different timezones we cannot offer live support. However, your questions will be answered as soon as possible in the before-mentioned schedule.
992 992  * Provide as much information as possible regarding your enquiry (product models, accurately describe your problem and steps to replicate it etc) and send a mail to [[support@dragino.com>>url:file:///D:/市场资料/说明书/LoRa/LT系列/support@dragino.com]].
993 993  
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994 994  = 11.  Reference =
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