Last modified by Bei Jinggeng on 2024/05/31 09:53

From version 100.5
edited by Xiaoling
on 2022/08/22 14:39
Change comment: There is no comment for this version
To version 104.1
edited by Edwin Chen
on 2022/09/08 23:13
Change comment: There is no comment for this version

Summary

Details

Page properties
Author
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1 -XWiki.Xiaoling
1 +XWiki.Edwin
Content
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71 71  * Micro SIM card slot for NB-IoT SIM
72 72  * 8500mAh Battery for long term use
73 73  
74 -
75 -
76 -
77 77  == 1.3  Specification ==
78 78  
79 79  
... ... @@ -82,7 +82,6 @@
82 82  * Supply Voltage: 2.1v ~~ 3.6v
83 83  * Operating Temperature: -40 ~~ 85°C
84 84  
85 -
86 86  (% style="color:#037691" %)**NB-IoT Spec:**
87 87  
88 88  * - B1 @H-FDD: 2100MHz
... ... @@ -92,7 +92,6 @@
92 92  * - B20 @H-FDD: 800MHz
93 93  * - B28 @H-FDD: 700MHz
94 94  
95 -
96 96  (% style="color:#037691" %)**Battery:**
97 97  
98 98  * Li/SOCI2 un-chargeable battery
... ... @@ -101,15 +101,11 @@
101 101  * Max continuously current: 130mA
102 102  * Max boost current: 2A, 1 second
103 103  
104 -
105 105  (% style="color:#037691" %)**Power Consumption**
106 106  
107 107  * STOP Mode: 10uA @ 3.3v
108 108  * Max transmit power: 350mA@3.3v
109 109  
110 -
111 -
112 -
113 113  == ​1.4  Applications ==
114 114  
115 115  
... ... @@ -258,6 +258,9 @@
258 258  )))
259 259  * (((
260 260  (% style="color:blue" %)**AT+URI=5,11,"mqtt",11,"coap",12,"0",15,"c=text1",23,"0" ** (%%) ~/~/Set COAP resource path
252 +
253 +
254 +
261 261  )))
262 262  
263 263  (((
... ... @@ -283,7 +283,6 @@
283 283  * (% style="color:blue" %)**AT+SERVADDR=120.24.4.116,5601   ** (%%) ~/~/ to set UDP server address and port
284 284  * (% style="color:blue" %)**AT+CFM=1       ** (%%) ~/~/ If the server does not respond, this command is unnecessary
285 285  
286 -
287 287  [[image:1657330501006-241.png]]
288 288  
289 289  
... ... @@ -302,7 +302,6 @@
302 302  * (% style="color:blue" %)**AT+PUBTOPIC=NDDS75_PUB                 **(%%)~/~/Set the sending topic of MQTT
303 303  * (% style="color:blue" %)**AT+SUBTOPIC=NDDS75_SUB          **(%%) ~/~/Set the subscription topic of MQTT
304 304  
305 -
306 306  [[image:1657249978444-674.png]]
307 307  
308 308  
... ... @@ -321,7 +321,6 @@
321 321  * (% style="color:blue" %)**AT+PRO=4   ** (%%) ~/~/ Set to use TCP protocol to uplink
322 322  * (% style="color:blue" %)**AT+SERVADDR=120.24.4.116,5600   **(%%) ~/~/ to set TCP server address and port
323 323  
324 -
325 325  [[image:image-20220709093918-1.png]]
326 326  
327 327  
... ... @@ -337,21 +337,23 @@
337 337  * (% style="color:blue" %)**AT+TDC=600      ** (%%)~/~/ Set Update Interval to 600s
338 338  
339 339  (((
340 -(% style="color:red" %)**NOTE:**
341 -)))
331 +(% style="color:red" %)**NOTE: By default, the device will send an uplink message every 1 hour.**
342 342  
343 -(((
344 -(% style="color:red" %)**1. By default, the device will send an uplink message every 1 hour.**
333 +
345 345  )))
346 346  
336 +**NOTE:When the firmware version is v1.3.2 and later firmware:**
347 347  
338 +**By default, the device will send an uplink message every 2 hours. Each Uplink Include 8 set of records in this 2 hour (15 minute interval / record).**
348 348  
340 +
349 349  == 2.3  Uplink Payload ==
350 350  
351 351  
344 +=== 2.3.1 Before Firmware 1.3.2 ===
345 +
352 352  In this mode, uplink payload includes in total 14 bytes
353 353  
354 -
355 355  (% border="1" cellspacing="10" style="background-color:#ffffcc; color:green; width:440px" %)
356 356  |=(% style="width: 60px;" %)(((
357 357  **Size(bytes)**
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393 393  * (((
394 394  Interrupt: 0x00 = 0
395 395  
396 -
397 -
398 398  
399 399  )))
400 400  
392 +=== **2.3.2 Since firmware v1.3.2** ===
393 +
394 +In this mode, uplink payload includes 69 bytes in total by default.
395 +
396 +Each time the device uploads a data package, 8 sets of recorded data will be attached. Up to 32 sets of recorded data can be uploaded.
397 +
398 +|**Size(bytes)**|**8**|2|2|1|1|1|2|4|2|4
399 +|**Value**|Device ID|Ver|BAT|Signal Strength|MOD|Interrupt|Distance|Timestamp|Distance|Timestamp.......
400 +
401 +If we use the MQTT client to subscribe to this MQTT topic, we can see the following information when the NDDS75 uplink data.
402 +
403 +[[image:image-20220908175246-1.png]]
404 +
405 +The payload is ASCII string, representative same HEX:
406 +
407 +0x(% style="color:red" %)f867787050213317(% style="color:blue" %)0084(% style="color:green" %)0cf4(% style="color:red" %)1e(% style="color:blue" %)01(% style="color:green" %)00(% style="color:red" %)**//00396319bb32//**00396319baf0//**00396319ba3c**//00396319b988//**00396319b8d4**//00396319b820//**00396319b76c**//00396319b6b8//**00396319b604**//(%%) where:
408 +
409 +* (% style="color:green" %)Device ID: f867787050213317 = f867787050213317
410 +* (% style="color:red" %)Version: 0x0084=132=1.3.2
411 +* (% style="color:green" %)BAT: 0x0cf4 = 3316 mV = 3.316V
412 +* (% style="color:blue" %)Singal: 0x1e = 30
413 +* (% style="color:red" %)Mod: 0x01 = 1
414 +* Interrupt: 0x00= 0
415 +* Distance: 0x0039= 57 = 57
416 +* Time stamp : 0x6315537b =1662342011  ([[Unix Epoch Time>>url:http://www.epochconverter.com/]])
417 +* Distance,Time stamp : 00396319baf0
418 +* (% style="color:red" %) 8 sets of recorded data: Distance,Time stamp : //**00396319ba3c**//,.......
419 +
401 401  == 2.4  Payload Explanation and Sensor Interface ==
402 402  
403 403  
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427 427  )))
428 428  
429 429  
449 +**NOTE:When the firmware version is v1.3.2 and later firmware:**
430 430  
451 +By default, the Device ID equal to the last 15 bits of IMEI.
452 +
453 +User can use **AT+DEUI** to set Device ID
454 +
455 +**Example:**
456 +
457 +AT+DEUI=868411056754138
458 +
431 431  === 2.4.2  Version Info ===
432 432  
433 433  
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623 623  )))
624 624  
625 625  
654 +== 2.6 Distance alarm function(Since firmware v1.3.2) ==
626 626  
627 -== 2.6  ​LED Indicator ==
656 + AT Command:
628 628  
658 +AT+ LDDSALARM=min,max
629 629  
660 +² When min=0, and max≠0, Alarm higher than max
661 +
662 +² When min≠0, and max=0, Alarm lower than min
663 +
664 +² When min≠0 and max≠0, Alarm higher than max or lower than min
665 +
666 +Example:
667 +
668 +AT+ LDDSALARM=260,2000 ~/~/ Alarm when distance lower than 260.
669 +
670 +
671 +== 2.7 Set the number of data to be uploaded and the recording time ==
672 +
673 +➢ AT Command:
674 +
675 +AT+TR=900  ~/~/The unit is seconds, and the default is to record data once every 900 seconds.( The minimum can be set to 180 seconds)
676 +
677 +AT+NOUD=8  ~/~/The device uploads 8 sets of recorded data by default. Up to 32 sets of record data can be uploaded.
678 +
679 +== 2.8 Read or Clear cached data ==
680 +
681 +➢ AT Command:
682 +
683 +AT+CDP ~/~/ Read cached data
684 +
685 +[[image:image-20220908175333-2.png]]
686 +
687 +AT+CDP=0 ~/~/ Clear cached data
688 +
689 +== 2.9  ​LED Indicator ==
690 +
691 +
630 630  The NDDS75 has an internal LED which is to show the status of different state.
631 631  
632 632  
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641 641  
642 642  
643 643  
644 -== 2.7  ​Firmware Change Log ==
706 +== 2.10  ​Firmware Change Log ==
645 645  
646 646  
647 647  (((
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658 658  
659 659  
660 660  
661 -== 2.8  ​Battery Analysis ==
723 +== 2.11  ​Battery Analysis ==
662 662  
663 663  
664 -=== 2.8.1  ​Battery Type ===
726 +=== 2.11.1  ​Battery Type ===
665 665  
666 666  
667 667  (((
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686 686  
687 687  
688 688  
689 -=== 2.8.2  Power consumption Analyze ===
751 +=== 2.11.2  Power consumption Analyze ===
690 690  
691 691  
692 692  (((
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725 725  
726 726  
727 727  
728 -=== 2.8.3  ​Battery Note ===
790 +=== 2.11.3  ​Battery Note ===
729 729  
730 730  
731 731  (((
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734 734  
735 735  
736 736  
737 -=== 2.8.4  Replace the battery ===
799 +=== 2.11.4  Replace the battery ===
738 738  
739 739  
740 740  (((
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808 808  
809 809  AT+SERVADDR  : Server Address
810 810  
873 +AT+TR      : Get or Set record time"
811 811  
875 +AT+APN     : Get or set the APN
876 +
877 +AT+FBAND   : Get or Set whether to automatically modify the frequency band
878 +
879 +AT+DNSCFG  : Get or Set DNS Server
880 +
881 +AT+GETSENSORVALUE   : Returns the current sensor measurement
882 +
883 +AT+NOUD      : Get or Set the number of data to be uploaded
884 +
885 +AT+CDP     : Read or Clear cached data
886 +
887 +AT+LDDSALARM : Get or Set alarm of distance
888 +
889 +
812 812  (% style="color:#037691" %)**COAP Management**      
813 813  
814 814  AT+URI            : Resource parameters
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911 911  (((
912 912  
913 913  
992 +
914 914  (% style="color:#037691" %)**Dimension and weight**:
915 915  
916 916  * Device Size: 13.0 x 5 x 4.5 cm
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931 931  
932 932  * 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.
933 933  * 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:http://../../../../../../D:%5C%E5%B8%82%E5%9C%BA%E8%B5%84%E6%96%99%5C%E8%AF%B4%E6%98%8E%E4%B9%A6%5CLoRa%5CLT%E7%B3%BB%E5%88%97%5Csupport@dragino.com]]
934 -
935 -
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