<
From version < 100.1 >
edited by Xiaoling
on 2022/07/11 14:11
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
... ... @@ -16,6 +16,7 @@
16 16  
17 17  = 1.  Introduction =
18 18  
19 +
19 19  == 1.1 ​ What is NDDS75 Distance Detection Sensor ==
20 20  
21 21  (((
... ... @@ -56,6 +56,7 @@
56 56  
57 57  == 1.2 ​ Features ==
58 58  
60 +
59 59  * NB-IoT Bands: B1/B3/B8/B5/B20/B28 @H-FDD
60 60  * Ultra low power consumption
61 61  * Distance Detection by Ultrasonic technology
... ... @@ -69,10 +69,9 @@
69 69  * Micro SIM card slot for NB-IoT SIM
70 70  * 8500mAh Battery for long term use
71 71  
72 -
73 -
74 74  == 1.3  Specification ==
75 75  
76 +
76 76  (% style="color:#037691" %)**Common DC Characteristics:**
77 77  
78 78  * Supply Voltage: 2.1v ~~ 3.6v
... ... @@ -100,10 +100,9 @@
100 100  * STOP Mode: 10uA @ 3.3v
101 101  * Max transmit power: 350mA@3.3v
102 102  
103 -
104 -
105 105  == ​1.4  Applications ==
106 106  
106 +
107 107  * Smart Buildings & Home Automation
108 108  * Logistics and Supply Chain Management
109 109  * Smart Metering
... ... @@ -115,6 +115,8 @@
115 115  ​
116 116  
117 117  
118 +
119 +
118 118  == 1.5  Pin Definitions ==
119 119  
120 120  
... ... @@ -124,8 +124,10 @@
124 124  
125 125  = 2.  Use NDDS75 to communicate with IoT Server =
126 126  
129 +
127 127  == 2.1  How it works ==
128 128  
132 +
129 129  (((
130 130  The NDDS75 is equipped with a NB-IoT module, the pre-loaded firmware in NDDS75 will get environment data from sensors and send the value to local NB-IoT network via the NB-IoT module.  The NB-IoT network will forward this value to IoT server via the protocol defined by NDDS75.
131 131  )))
... ... @@ -151,6 +151,7 @@
151 151  
152 152  === 2.2.1 Test Requirement ===
153 153  
158 +
154 154  (((
155 155  To use NDDS75 in your city, make sure meet below requirements:
156 156  )))
... ... @@ -160,7 +160,7 @@
160 160  * Your operator is able to distribute the data received in their NB-IoT network to your IoT server.
161 161  
162 162  (((
163 -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
168 +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.
164 164  )))
165 165  
166 166  
... ... @@ -170,6 +170,7 @@
170 170  
171 171  === 2.2.2 Insert SIM card ===
172 172  
178 +
173 173  (((
174 174  Insert the NB-IoT Card get from your provider.
175 175  )))
... ... @@ -185,6 +185,7 @@
185 185  
186 186  === 2.2.3 Connect USB – TTL to NDDS75 to configure it ===
187 187  
194 +
188 188  (((
189 189  (((
190 190  User need to configure NDDS75 via serial port to set the (% style="color:blue" %)**Server Address** / **Uplink Topic** (%%)to define where and how-to uplink packets. NDDS75 support AT Commands, user can use a USB to TTL adapter to connect to NDDS75 and use AT Commands to configure it, as below.
... ... @@ -193,6 +193,7 @@
193 193  
194 194  [[image:image-20220709092052-2.png]]
195 195  
203 +
196 196  **Connection:**
197 197  
198 198   (% style="background-color:yellow" %)USB TTL GND <~-~-~-~-> GND
... ... @@ -216,8 +216,9 @@
216 216  
217 217  [[image:1657329814315-101.png]]
218 218  
227 +
219 219  (((
220 -(% style="color:red" %)Note: the valid AT Commands can be found at: (%%)[[https:~~/~~/www.dragino.com/downloads/index.php?dir=NB-IoT/NDDS75/>>url:https://www.dragino.com/downloads/index.php?dir=NB-IoT/NDDS75/]]
229 +(% style="color:red" %)**Note: the valid AT Commands can be found at: **(%%)**[[https:~~/~~/www.dropbox.com/sh/aaq2xcl0bzfu0yd/AAAEAHRa7Io_465ds4Y7-F3aa?dl=0>>https://www.dropbox.com/sh/aaq2xcl0bzfu0yd/AAAEAHRa7Io_465ds4Y7-F3aa?dl=0]]**
221 221  )))
222 222  
223 223  
... ... @@ -224,9 +224,10 @@
224 224  
225 225  === 2.2.4 Use CoAP protocol to uplink data ===
226 226  
227 -(% style="color:red" %)Note: if you don't have CoAP server, you can refer this link to set up one: (%%)[[http:~~/~~/wiki.dragino.com/xwiki/bin/view/Main/Set%20up%20CoAP%20Server/>>http://wiki.dragino.com/xwiki/bin/view/Main/Set%20up%20CoAP%20Server/]]
228 228  
237 +(% style="color:red" %)**Note: if you don't have CoAP server, you can refer this link to set up one: **(%%)**[[http:~~/~~/wiki.dragino.com/xwiki/bin/view/Main/Set%20up%20CoAP%20Server/>>http://wiki.dragino.com/xwiki/bin/view/Main/Set%20up%20CoAP%20Server/]]**
229 229  
239 +
230 230  (((
231 231  **Use below commands:**
232 232  )))
... ... @@ -239,6 +239,9 @@
239 239  )))
240 240  * (((
241 241  (% style="color:blue" %)**AT+URI=5,11,"mqtt",11,"coap",12,"0",15,"c=text1",23,"0" ** (%%) ~/~/Set COAP resource path
252 +
253 +
254 +
242 242  )))
243 243  
244 244  (((
... ... @@ -248,6 +248,7 @@
248 248  [[image:1657330452568-615.png]]
249 249  
250 250  
264 +
251 251  (((
252 252  After configure the server address and (% style="color:green" %)**reset the device**(%%) (via AT+ATZ ), NDDS75 will start to uplink sensor values to CoAP server.
253 253  )))
... ... @@ -308,25 +308,29 @@
308 308  
309 309  === 2.2.8 Change Update Interval ===
310 310  
325 +
311 311  User can use below command to change the (% style="color:green" %)**uplink interval**.
312 312  
313 313  * (% style="color:blue" %)**AT+TDC=600      ** (%%)~/~/ Set Update Interval to 600s
314 314  
315 315  (((
316 -(% style="color:red" %)**NOTE:**
317 -)))
331 +(% style="color:red" %)**NOTE: By default, the device will send an uplink message every 1 hour.**
318 318  
319 -(((
320 -(% style="color:red" %)1. By default, the device will send an uplink message every 1 hour.
333 +
321 321  )))
322 322  
336 +**NOTE:When the firmware version is v1.3.2 and later firmware:**
323 323  
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).**
324 324  
340 +
325 325  == 2.3  Uplink Payload ==
326 326  
327 -In this mode, uplink payload includes in total 14 bytes
328 328  
344 +=== 2.3.1 Before Firmware 1.3.2 ===
329 329  
346 +In this mode, uplink payload includes in total 14 bytes
347 +
330 330  (% border="1" cellspacing="10" style="background-color:#ffffcc; color:green; width:440px" %)
331 331  |=(% style="width: 60px;" %)(((
332 332  **Size(bytes)**
... ... @@ -340,6 +340,7 @@
340 340  
341 341  [[image:1657331036973-987.png]]
342 342  
361 +
343 343  (((
344 344  The payload is ASCII string, representative same HEX:
345 345  )))
... ... @@ -367,16 +367,43 @@
367 367  * (((
368 368  Interrupt: 0x00 = 0
369 369  
370 -
371 -
372 372  
373 373  )))
374 374  
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 +
375 375  == 2.4  Payload Explanation and Sensor Interface ==
376 376  
377 377  
378 378  === 2.4.1  Device ID ===
379 379  
425 +
380 380  (((
381 381  By default, the Device ID equal to the last 6 bytes of IMEI.
382 382  )))
... ... @@ -383,6 +383,8 @@
383 383  
384 384  (((
385 385  User can use (% style="color:blue" %)**AT+DEUI**(%%) to set Device ID
432 +
433 +
386 386  )))
387 387  
388 388  (((
... ... @@ -398,9 +398,19 @@
398 398  )))
399 399  
400 400  
449 +**NOTE:When the firmware version is v1.3.2 and later firmware:**
401 401  
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 +
402 402  === 2.4.2  Version Info ===
403 403  
461 +
404 404  (((
405 405  Specify the software version: 0x64=100, means firmware version 1.00.
406 406  )))
... ... @@ -413,6 +413,7 @@
413 413  
414 414  === 2.4.3  Battery Info ===
415 415  
474 +
416 416  (((
417 417  Ex1: 0x0B45 = 2885mV
418 418  )))
... ... @@ -425,6 +425,7 @@
425 425  
426 426  === 2.4.4  Signal Strength ===
427 427  
487 +
428 428  (((
429 429  NB-IoT Network signal Strength.
430 430  )))
... ... @@ -457,6 +457,7 @@
457 457  
458 458  === 2.4.5  Distance ===
459 459  
520 +
460 460  Get the distance. Flat object range 280mm - 7500mm.
461 461  
462 462  (((
... ... @@ -479,6 +479,7 @@
479 479  
480 480  === 2.4.6  Digital Interrupt ===
481 481  
543 +
482 482  (((
483 483  Digital Interrupt refers to pin (% style="color:blue" %)**GPIO_EXTI**(%%), and there are different trigger methods. When there is a trigger, the NDDS75 will send a packet to the server.
484 484  )))
... ... @@ -513,6 +513,7 @@
513 513  
514 514  === 2.4.7  ​+5V Output ===
515 515  
578 +
516 516  (((
517 517  NDDS75 will enable +5V output before all sampling and disable the +5v after all sampling. 
518 518  )))
... ... @@ -520,10 +520,14 @@
520 520  
521 521  (((
522 522  The 5V output time can be controlled by AT Command.
586 +
587 +
523 523  )))
524 524  
525 525  (((
526 526  (% style="color:blue" %)**AT+5VT=1000**
592 +
593 +
527 527  )))
528 528  
529 529  (((
... ... @@ -534,6 +534,7 @@
534 534  
535 535  == 2.5  Downlink Payload ==
536 536  
604 +
537 537  By default, NDDS75 prints the downlink payload to console port.
538 538  
539 539  [[image:image-20220709100028-1.png]]
... ... @@ -583,10 +583,44 @@
583 583  )))
584 584  
585 585  
654 +== 2.6 Distance alarm function(Since firmware v1.3.2) ==
586 586  
587 -== 2.6  ​LED Indicator ==
656 + AT Command:
588 588  
658 +AT+ LDDSALARM=min,max
589 589  
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 +
590 590  The NDDS75 has an internal LED which is to show the status of different state.
591 591  
592 592  
... ... @@ -601,29 +601,29 @@
601 601  
602 602  
603 603  
604 -== 2.7  ​Firmware Change Log ==
706 +== 2.10  ​Firmware Change Log ==
605 605  
606 606  
607 607  (((
608 -Download URL & Firmware Change log
710 +Download URL & Firmware Change log:  [[https:~~/~~/www.dropbox.com/sh/3hb94r49iszmstx/AADvSJcXxahEUfxqKWVnZx-La?dl=0>>https://www.dropbox.com/sh/3hb94r49iszmstx/AADvSJcXxahEUfxqKWVnZx-La?dl=0]]
609 609  )))
610 610  
611 611  (((
612 -[[https:~~/~~/www.dragino.com/downloads/index.php?dir=NB-IoT/NDDS75/Firmware/>>url:https://www.dragino.com/downloads/index.php?dir=NB-IoT/NDDS75/Firmware/]]
714 +
613 613  )))
614 614  
615 -
616 616  (((
617 -Upgrade Instruction: [[Upgrade_Firmware>>||anchor="H5.1200BHowtoUpgradeFirmware"]]
718 +Upgrade Instruction: [[Upgrade Firmware>>||anchor="H5.1200BHowtoUpgradeFirmware"]]
618 618  )))
619 619  
620 620  
621 621  
622 -== 2.8  ​Battery Analysis ==
723 +== 2.11  ​Battery Analysis ==
623 623  
624 -=== 2.8.1  ​Battery Type ===
625 625  
726 +=== 2.11.1  ​Battery Type ===
626 626  
728 +
627 627  (((
628 628  The NDDS75 battery is a combination of an 8500mAh Li/SOCI2 Battery and a Super Capacitor. The battery is none-rechargeable battery type with a low discharge rate (<2% per year). This type of battery is commonly used in IoT devices such as water meter.
629 629  )))
... ... @@ -646,8 +646,9 @@
646 646  
647 647  
648 648  
649 -=== 2.8.2  Power consumption Analyze ===
751 +=== 2.11.2  Power consumption Analyze ===
650 650  
753 +
651 651  (((
652 652  Dragino battery powered product are all runs in Low Power mode. We have an update battery calculator which base on the measurement of the real device. User can use this calculator to check the battery life and calculate the battery life if want to use different transmit interval.
653 653  )))
... ... @@ -684,8 +684,9 @@
684 684  
685 685  
686 686  
687 -=== 2.8.3  ​Battery Note ===
790 +=== 2.11.3  ​Battery Note ===
688 688  
792 +
689 689  (((
690 690  The Li-SICO battery is designed for small current / long period application. It is not good to use a high current, short period transmit method. The recommended minimum period for use of this battery is 5 minutes. If you use a shorter period time to transmit LoRa, then the battery life may be decreased.
691 691  )))
... ... @@ -692,8 +692,9 @@
692 692  
693 693  
694 694  
695 -=== 2.8.4  Replace the battery ===
799 +=== 2.11.4  Replace the battery ===
696 696  
801 +
697 697  (((
698 698  The default battery pack of NDDS75 includes a ER26500 plus super capacitor. If user can't find this pack locally, they can find ER26500 or equivalence without the SPC1520 capacitor, which will also work in most case. The SPC can enlarge the battery life for high frequency use (update period below 5 minutes).
699 699  )))
... ... @@ -702,6 +702,7 @@
702 702  
703 703  = 3. ​ Access NB-IoT Module =
704 704  
810 +
705 705  (((
706 706  Users can directly access the AT command set of the NB-IoT module.
707 707  )))
... ... @@ -708,6 +708,8 @@
708 708  
709 709  (((
710 710  The AT Command set can refer the BC35-G NB-IoT Module AT Command: [[https:~~/~~/www.dragino.com/downloads/index.php?dir=datasheet/other_vendors/BC35-G/>>url:https://www.dragino.com/downloads/index.php?dir=datasheet/other_vendors/BC35-G/]] 
817 +
818 +
711 711  )))
712 712  
713 713  [[image:1657333200519-600.png]]
... ... @@ -716,11 +716,13 @@
716 716  
717 717  = 4.  Using the AT Commands =
718 718  
827 +
719 719  == 4.1  Access AT Commands ==
720 720  
721 -See this link for detail: [[https:~~/~~/www.dragino.com/downloads/index.php?dir=NB-IoT/NDDS75/>>url:http://www.dragino.com/downloads/index.php?dir=NB-IoT/NBSN50/]]
722 722  
831 +See this link for detail:  [[https:~~/~~/www.dropbox.com/sh/aaq2xcl0bzfu0yd/AAAEAHRa7Io_465ds4Y7-F3aa?dl=0>>https://www.dropbox.com/sh/aaq2xcl0bzfu0yd/AAAEAHRa7Io_465ds4Y7-F3aa?dl=0]]
723 723  
833 +
724 724  AT+<CMD>?  : Help on <CMD>
725 725  
726 726  AT+<CMD>         : Run <CMD>
... ... @@ -760,7 +760,23 @@
760 760  
761 761  AT+SERVADDR  : Server Address
762 762  
873 +AT+TR      : Get or Set record time"
763 763  
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 +
764 764  (% style="color:#037691" %)**COAP Management**      
765 765  
766 766  AT+URI            : Resource parameters
... ... @@ -794,6 +794,7 @@
794 794  
795 795  = ​5.  FAQ =
796 796  
923 +
797 797  == 5.1 ​ How to Upgrade Firmware ==
798 798  
799 799  
... ... @@ -806,7 +806,7 @@
806 806  )))
807 807  
808 808  (((
809 -(% style="color:red" %)Notice, NDDS75 and LDDS75 share the same mother board. They use the same connection and method to update.
936 +(% style="color:red" %)**Notice, NDDS75 and LDDS75 share the same mother board. They use the same connection and method to update.**
810 810  )))
811 811  
812 812  
... ... @@ -813,6 +813,7 @@
813 813  
814 814  = 6.  Trouble Shooting =
815 815  
943 +
816 816  == 6.1  ​Connection problem when uploading firmware ==
817 817  
818 818  
... ... @@ -828,6 +828,7 @@
828 828  
829 829  == 6.2  AT Command input doesn't work ==
830 830  
959 +
831 831  (((
832 832  In the case if user can see the console output but can't type input to the device. Please check if you already include the (% style="color:green" %)**ENTER**(%%) while sending out the command. Some serial tool doesn't send (% style="color:green" %)**ENTER**(%%) while press the send key, user need to add ENTER in their string.
833 833  
... ... @@ -860,6 +860,7 @@
860 860  (((
861 861  
862 862  
992 +
863 863  (% style="color:#037691" %)**Dimension and weight**:
864 864  
865 865  * Device Size: 13.0 x 5 x 4.5 cm
... ... @@ -877,5 +877,6 @@
877 877  
878 878  = 9.  Support =
879 879  
1010 +
880 880  * 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.
881 881  * 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]]
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