Last modified by Bei Jinggeng on 2024/05/31 09:53
<
From version < 100.6 >
edited by Xiaoling
on 2022/09/06 17:42
To version < 103.1 >
edited by David Huang
on 2022/09/08 18:02
>
Change comment: There is no comment for this version

Summary

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Author
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1 -XWiki.Xiaoling
1 +XWiki.David
Content
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72 72  * 8500mAh Battery for long term use
73 73  
74 74  
75 -
76 -
77 77  == 1.3  Specification ==
78 78  
79 79  
... ... @@ -82,8 +82,6 @@
82 82  * Supply Voltage: 2.1v ~~ 3.6v
83 83  * Operating Temperature: -40 ~~ 85°C
84 84  
85 -
86 -
87 87  (% style="color:#037691" %)**NB-IoT Spec:**
88 88  
89 89  * - B1 @H-FDD: 2100MHz
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93 93  * - B20 @H-FDD: 800MHz
94 94  * - B28 @H-FDD: 700MHz
95 95  
96 -
97 -
98 98  (% style="color:#037691" %)**Battery:**
99 99  
100 100  * Li/SOCI2 un-chargeable battery
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103 103  * Max continuously current: 130mA
104 104  * Max boost current: 2A, 1 second
105 105  
106 -
107 -
108 108  (% style="color:#037691" %)**Power Consumption**
109 109  
110 110  * STOP Mode: 10uA @ 3.3v
... ... @@ -111,8 +111,6 @@
111 111  * Max transmit power: 350mA@3.3v
112 112  
113 113  
114 -
115 -
116 116  == ​1.4  Applications ==
117 117  
118 118  
... ... @@ -176,8 +176,6 @@
176 176  * The local NB-IoT network used the band that NDDS75 supports.
177 177  * Your operator is able to distribute the data received in their NB-IoT network to your IoT server.
178 178  
179 -
180 -
181 181  (((
182 182  Below figure shows our testing structure. Here we have NB-IoT network coverage by China Mobile, the band they use is B8.  The NDDS75 will use CoAP((% style="color:red" %)120.24.4.116:5683)(%%) or raw UDP((% style="color:red" %)120.24.4.116:5601)(%%) or MQTT((% style="color:red" %)120.24.4.116:1883)(%%)or TCP((% style="color:red" %)120.24.4.116:5600)(%%)protocol to send data to the test server.
183 183  )))
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291 291  * (% style="color:blue" %)**AT+SERVADDR=120.24.4.116,5601   ** (%%) ~/~/ to set UDP server address and port
292 292  * (% style="color:blue" %)**AT+CFM=1       ** (%%) ~/~/ If the server does not respond, this command is unnecessary
293 293  
294 -
295 -
296 296  [[image:1657330501006-241.png]]
297 297  
298 298  
... ... @@ -311,8 +311,6 @@
311 311  * (% style="color:blue" %)**AT+PUBTOPIC=NDDS75_PUB                 **(%%)~/~/Set the sending topic of MQTT
312 312  * (% style="color:blue" %)**AT+SUBTOPIC=NDDS75_SUB          **(%%) ~/~/Set the subscription topic of MQTT
313 313  
314 -
315 -
316 316  [[image:1657249978444-674.png]]
317 317  
318 318  
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331 331  * (% style="color:blue" %)**AT+PRO=4   ** (%%) ~/~/ Set to use TCP protocol to uplink
332 332  * (% style="color:blue" %)**AT+SERVADDR=120.24.4.116,5600   **(%%) ~/~/ to set TCP server address and port
333 333  
334 -
335 -
336 336  [[image:image-20220709093918-1.png]]
337 337  
338 338  
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347 347  
348 348  * (% style="color:blue" %)**AT+TDC=600      ** (%%)~/~/ Set Update Interval to 600s
349 349  
350 -
351 -
352 352  (((
353 353  (% style="color:red" %)**NOTE: By default, the device will send an uplink message every 1 hour.**
334 +
335 +
354 354  )))
355 355  
338 +**NOTE:When the firmware version is v1.3.2 and later firmware:**
356 356  
340 +**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).**
357 357  
342 +
358 358  == 2.3  Uplink Payload ==
359 359  
360 360  
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402 402  * (((
403 403  Interrupt: 0x00 = 0
404 404  
405 -
406 -
407 407  
408 408  )))
409 409  
393 +**NOTE:When the firmware version is v1.3.2 and later firmware:**
394 +
395 +In this mode, uplink payload includes 69 bytes in total by default.
396 +
397 +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.
398 +
399 +|**Size(bytes)**|**8**|2|2|1|1|1|2|4|2|4
400 +|**Value**|Device ID|Ver|BAT|Signal Strength|MOD|Interrupt|Distance|Timestamp|Distance|Timestamp.......
401 +
402 +If we use the MQTT client to subscribe to this MQTT topic, we can see the following information when the NDDS75 uplink data.
403 +
404 +[[image:image-20220908175246-1.png]]
405 +
406 +The payload is ASCII string, representative same HEX:
407 +
408 +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:
409 +
410 +* (% style="color:green" %)Device ID: f867787050213317 = f867787050213317
411 +* (% style="color:red" %)Version: 0x0084=132=1.3.2
412 +* (% style="color:green" %)BAT: 0x0cf4 = 3316 mV = 3.316V
413 +* (% style="color:blue" %)Singal: 0x1e = 30
414 +* (% style="color:red" %)Mod: 0x01 = 1
415 +* Interrupt: 0x00= 0
416 +* Distance: 0x0039= 57 = 57
417 +* Time stamp : 0x6315537b =1662342011  ([[Unix Epoch Time>>url:http://www.epochconverter.com/]])
418 +* Distance,Time stamp : 00396319baf0
419 +* (% style="color:red" %) 8 sets of recorded data: Distance,Time stamp : //**00396319ba3c**//,.......
420 +
410 410  == 2.4  Payload Explanation and Sensor Interface ==
411 411  
412 412  
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436 436  )))
437 437  
438 438  
450 +**NOTE:When the firmware version is v1.3.2 and later firmware:**
439 439  
452 +By default, the Device ID equal to the last 15 bits of IMEI.
453 +
454 +User can use **AT+DEUI** to set Device ID
455 +
456 +**Example:**
457 +
458 +AT+DEUI=868411056754138
459 +
440 440  === 2.4.2  Version Info ===
441 441  
442 442  
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632 632  )))
633 633  
634 634  
655 +== 2.6 Distance alarm function ==
635 635  
636 -== 2.6  ​LED Indicator ==
657 +➢ AT Command:
637 637  
659 +AT+ LDDSALARM=min,max
638 638  
661 +² When min=0, and max≠0, Alarm higher than max
662 +
663 +² When min≠0, and max=0, Alarm lower than min
664 +
665 +² When min≠0 and max≠0, Alarm higher than max or lower than min
666 +
667 +Example:
668 +
669 +AT+ LDDSALARM=260,2000 ~/~/ Alarm when distance lower than 260.
670 +
671 +
672 +== 2.7 Set the number of data to be uploaded and the recording time ==
673 +
674 +➢ AT Command:
675 +
676 +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)
677 +
678 +AT+NOUD=8  ~/~/The device uploads 8 sets of recorded data by default. Up to 32 sets of record data can be uploaded.
679 +
680 +== 2.8 Read or Clear cached data ==
681 +
682 +➢ AT Command:
683 +
684 +AT+CDP ~/~/ Read cached data
685 +
686 +[[image:image-20220908175333-2.png]]
687 +
688 +AT+CDP=0 ~/~/ Clear cached data
689 +
690 +== 2.9  ​LED Indicator ==
691 +
692 +
639 639  The NDDS75 has an internal LED which is to show the status of different state.
640 640  
641 641  
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650 650  
651 651  
652 652  
653 -== 2.7  ​Firmware Change Log ==
707 +== 2.10  ​Firmware Change Log ==
654 654  
655 655  
656 656  (((
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667 667  
668 668  
669 669  
670 -== 2.8  ​Battery Analysis ==
724 +== 2.11  ​Battery Analysis ==
671 671  
672 672  
673 -=== 2.8.1  ​Battery Type ===
727 +=== 2.11.1  ​Battery Type ===
674 674  
675 675  
676 676  (((
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695 695  
696 696  
697 697  
698 -=== 2.8.2  Power consumption Analyze ===
752 +=== 2.11.2  Power consumption Analyze ===
699 699  
700 700  
701 701  (((
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734 734  
735 735  
736 736  
737 -=== 2.8.3  ​Battery Note ===
791 +=== 2.11.3  ​Battery Note ===
738 738  
739 739  
740 740  (((
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743 743  
744 744  
745 745  
746 -=== 2.8.4  Replace the battery ===
800 +=== 2.11.4  Replace the battery ===
747 747  
748 748  
749 749  (((
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817 817  
818 818  AT+SERVADDR  : Server Address
819 819  
874 +AT+TR      : Get or Set record time"
820 820  
876 +AT+APN     : Get or set the APN
877 +
878 +AT+FBAND   : Get or Set whether to automatically modify the frequency band
879 +
880 +AT+DNSCFG  : Get or Set DNS Server
881 +
882 +AT+GETSENSORVALUE   : Returns the current sensor measurement
883 +
884 +AT+NOUD      : Get or Set the number of data to be uploaded
885 +
886 +AT+CDP     : Read or Clear cached data
887 +
888 +AT+LDDSALARM : Get or Set alarm of distance
889 +
890 +
821 821  (% style="color:#037691" %)**COAP Management**      
822 822  
823 823  AT+URI            : Resource parameters
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941 941  
942 942  * 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.
943 943  * 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]]
944 -
945 -
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