Last modified by Bei Jinggeng on 2024/05/31 09:53
<
From version < 104.5 >
edited by Xiaoling
on 2022/09/09 12:00
To version < 100.3 >
edited by Xiaoling
on 2022/08/08 16:07
>
Change comment: There is no comment for this version

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Content
... ... @@ -16,7 +16,6 @@
16 16  
17 17  = 1.  Introduction =
18 18  
19 -
20 20  == 1.1 ​ What is NDDS75 Distance Detection Sensor ==
21 21  
22 22  (((
... ... @@ -73,8 +73,6 @@
73 73  
74 74  
75 75  
76 -
77 -
78 78  == 1.3  Specification ==
79 79  
80 80  
... ... @@ -107,8 +107,6 @@
107 107  
108 108  
109 109  
110 -
111 -
112 112  == ​1.4  Applications ==
113 113  
114 114  
... ... @@ -123,8 +123,6 @@
123 123  ​
124 124  
125 125  
126 -
127 -
128 128  == 1.5  Pin Definitions ==
129 129  
130 130  
... ... @@ -134,7 +134,6 @@
134 134  
135 135  = 2.  Use NDDS75 to communicate with IoT Server =
136 136  
137 -
138 138  == 2.1  How it works ==
139 139  
140 140  
... ... @@ -208,7 +208,6 @@
208 208  
209 209  [[image:image-20220709092052-2.png]]
210 210  
211 -
212 212  **Connection:**
213 213  
214 214   (% style="background-color:yellow" %)USB TTL GND <~-~-~-~-> GND
... ... @@ -232,9 +232,8 @@
232 232  
233 233  [[image:1657329814315-101.png]]
234 234  
235 -
236 236  (((
237 -(% 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]]**
227 +(% 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/]]
238 238  )))
239 239  
240 240  
... ... @@ -257,25 +257,17 @@
257 257  )))
258 258  * (((
259 259  (% style="color:blue" %)**AT+URI=5,11,"mqtt",11,"coap",12,"0",15,"c=text1",23,"0" ** (%%) ~/~/Set COAP resource path
260 -
261 -
262 -
263 263  )))
264 264  
265 265  (((
266 266  For parameter description, please refer to AT command set
267 -
268 -
269 269  )))
270 270  
271 271  [[image:1657330452568-615.png]]
272 272  
273 273  
274 -
275 275  (((
276 276  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.
277 -
278 -
279 279  )))
280 280  
281 281  [[image:1657330472797-498.png]]
... ... @@ -340,28 +340,21 @@
340 340  * (% style="color:blue" %)**AT+TDC=600      ** (%%)~/~/ Set Update Interval to 600s
341 341  
342 342  (((
343 -
344 -
345 -
346 346  (% style="color:red" %)**NOTE:**
326 +)))
347 347  
328 +(((
348 348  (% style="color:red" %)**1. By default, the device will send an uplink message every 1 hour.**
349 -
350 -(% style="color:red" %)**2. When the firmware version is v1.3.2 and later firmware:**
351 351  )))
352 352  
353 -(% style="color:red" %)**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).**
354 354  
355 355  
356 -
357 357  == 2.3  Uplink Payload ==
358 358  
359 359  
360 -=== 2.3.1  Before Firmware 1.3.2 ===
361 -
362 -
363 363  In this mode, uplink payload includes in total 14 bytes
364 364  
339 +
365 365  (% border="1" cellspacing="10" style="background-color:#ffffcc; color:green; width:440px" %)
366 366  |=(% style="width: 60px;" %)(((
367 367  **Size(bytes)**
... ... @@ -375,9 +375,8 @@
375 375  
376 376  [[image:1657331036973-987.png]]
377 377  
378 -
379 379  (((
380 -The payload is **ASCII** string, representative same HEX:
354 +The payload is ASCII string, representative same HEX:
381 381  )))
382 382  
383 383  (((
... ... @@ -388,11 +388,11 @@
388 388  Device ID: 0x724031556159 = 724031556159
389 389  )))
390 390  * (((
391 -Version:  0x0064=100=1.0.0
365 +Version: 0x0064=100=1.0.0
392 392  )))
393 393  
394 394  * (((
395 -BAT:  0x0c6c = 3180 mV = 3.180V
369 +BAT: 0x0c6c = 3180 mV = 3.180V
396 396  )))
397 397  * (((
398 398  Signal: 0x19 = 25
... ... @@ -405,45 +405,9 @@
405 405  
406 406  
407 407  
408 -
409 409  
410 410  )))
411 411  
412 -=== **2.3.2  Since firmware v1.3.2** ===
413 -
414 -
415 -In this mode, uplink payload includes 69 bytes in total by default.
416 -
417 -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.
418 -
419 -(% border="2" style="background-color:#ffffcc; color:green; width:896px" %)
420 -|(% style="width:95px" %)**Size(bytes)**|(% style="width:84px" %)**8**|(% style="width:44px" %)2|(% style="width:48px" %)2|(% style="width:123px" %)1|(% style="width:55px" %)1|(% style="width:80px" %)1|(% style="width:77px" %)2|(% style="width:94px" %)4|(% style="width:77px" %)2|(% style="width:116px" %)4
421 -|(% style="width:95px" %)**Value**|(% style="width:84px" %)Device ID|(% style="width:44px" %)Ver|(% style="width:48px" %)BAT|(% style="width:123px" %)Signal Strength|(% style="width:55px" %)MOD|(% style="width:80px" %)Interrupt|(% style="width:77px" %)Distance|(% style="width:94px" %)Timestamp|(% style="width:77px" %)Distance|(% style="width:116px" %)Timestamp.......
422 -
423 -If we use the MQTT client to subscribe to this MQTT topic, we can see the following information when the NDDS75 uplink data.
424 -
425 -[[image:image-20220908175246-1.png]]
426 -
427 -
428 -The payload is ASCII string, representative same HEX:
429 -
430 -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:
431 -
432 -* (% style="color:green" %)Device ID: f867787050213317 = f867787050213317
433 -* (% style="color:red" %)Version: 0x0084=132=1.3.2
434 -* (% style="color:green" %)BAT: 0x0cf4 = 3316 mV = 3.316V
435 -* (% style="color:blue" %)Singal: 0x1e = 30
436 -* (% style="color:red" %)Mod: 0x01 = 1
437 -* Interrupt: 0x00= 0
438 -* Distance: 0x0039= 57 = 57
439 -* Time stamp : 0x6315537b =1662342011  ([[Unix Epoch Time>>url:http://www.epochconverter.com/]])
440 -* Distance,Time stamp : 00396319baf0
441 -* (% style="color:red" %) 8 sets of recorded data: Distance,Time stamp : //**00396319ba3c**//,.......
442 -
443 -
444 -
445 -
446 -
447 447  == 2.4  Payload Explanation and Sensor Interface ==
448 448  
449 449  
... ... @@ -456,12 +456,10 @@
456 456  
457 457  (((
458 458  User can use (% style="color:blue" %)**AT+DEUI**(%%) to set Device ID
459 -
460 -
461 461  )))
462 462  
463 463  (((
464 -(% style="color:blue" %)**Example :**
400 +**Example:**
465 465  )))
466 466  
467 467  (((
... ... @@ -469,23 +469,11 @@
469 469  )))
470 470  
471 471  (((
472 -The Device ID is stored in a none-erase area, Upgrade the firmware or run (% style="color:blue" %)**AT+FDR**(%%) won't erase Device ID.
408 +The Device ID is stored in a none-erase area, Upgrade the firmware or run **AT+FDR** won't erase Device ID.
473 473  )))
474 474  
475 475  
476 -(% style="color:red" %)**NOTE: When the firmware version is v1.3.2 and later firmware:**
477 477  
478 -(% style="color:red" %)**By default, the Device ID equal to the last 15 bits of IMEI.**
479 -
480 -User can use (% style="color:blue" %)**AT+DEUI**(%%) to set Device ID
481 -
482 -
483 -(% style="color:blue" %)**Example :**
484 -
485 -AT+DEUI=868411056754138
486 -
487 -
488 -
489 489  === 2.4.2  Version Info ===
490 490  
491 491  
... ... @@ -613,14 +613,10 @@
613 613  
614 614  (((
615 615  The 5V output time can be controlled by AT Command.
616 -
617 -
618 618  )))
619 619  
620 620  (((
621 621  (% style="color:blue" %)**AT+5VT=1000**
622 -
623 -
624 624  )))
625 625  
626 626  (((
... ... @@ -682,54 +682,9 @@
682 682  
683 683  
684 684  
685 -== 2.6  Distance alarm function(Since firmware v1.3.2) ==
605 +== 2.6  ​LED Indicator ==
686 686  
687 687  
688 -(% style="color:blue" %)** ➢ AT Command:**
689 -
690 -(% style="color:#037691" %)** AT+ LDDSALARM=min,max**
691 -
692 -² When min=0, and max≠0, Alarm higher than max
693 -
694 -² When min≠0, and max=0, Alarm lower than min
695 -
696 -² When min≠0 and max≠0, Alarm higher than max or lower than min
697 -
698 -
699 -(% style="color:blue" %)** Example:**
700 -
701 -**AT+ LDDSALARM=260,2000**  ~/~/ Alarm when distance lower than 260.
702 -
703 -
704 -
705 -== 2.7  Set the number of data to be uploaded and the recording time ==
706 -
707 -
708 -(% style="color:blue" %)** ➢ AT Command:**
709 -
710 -* (% style="color:#037691" %)** 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)
711 -* (% style="color:#037691" %)** AT+NOUD=8** (%%) ~/~/  The device uploads 8 sets of recorded data by default. Up to 32 sets of record data can be uploaded.
712 -
713 -
714 -
715 -
716 -== 2.8  Read or Clear cached data ==
717 -
718 -
719 -(% style="color:blue" %)** ➢ AT Command:**
720 -
721 -* (% style="color:#037691" %)** AT+CDP ** (%%) ~/~/ Read cached data
722 -* (% style="color:#037691" %)** AT+CDP=0**  (%%) ~/~/  Clear cached data
723 -
724 -
725 -
726 -[[image:image-20220908175333-2.png]]
727 -
728 -
729 -
730 -== 2.9  ​LED Indicator ==
731 -
732 -
733 733  The NDDS75 has an internal LED which is to show the status of different state.
734 734  
735 735  
... ... @@ -744,29 +744,29 @@
744 744  
745 745  
746 746  
747 -== 2.10  ​Firmware Change Log ==
622 +== 2.7  ​Firmware Change Log ==
748 748  
749 749  
750 750  (((
751 -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]]
626 +Download URL & Firmware Change log
752 752  )))
753 753  
754 754  (((
755 -
630 +[[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/]]
756 756  )))
757 757  
633 +
758 758  (((
759 -Upgrade Instruction: [[Upgrade Firmware>>||anchor="H5.1200BHowtoUpgradeFirmware"]]
635 +Upgrade Instruction: [[Upgrade_Firmware>>||anchor="H5.1200BHowtoUpgradeFirmware"]]
760 760  )))
761 761  
762 762  
763 763  
764 -== 2.11  ​Battery Analysis ==
640 +== 2.8  ​Battery Analysis ==
765 765  
642 +=== 2.8.1  ​Battery Type ===
766 766  
767 -=== 2.11.1  ​Battery Type ===
768 768  
769 -
770 770  (((
771 771  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.
772 772  )))
... ... @@ -789,7 +789,7 @@
789 789  
790 790  
791 791  
792 -=== 2.11.2  Power consumption Analyze ===
667 +=== 2.8.2  Power consumption Analyze ===
793 793  
794 794  
795 795  (((
... ... @@ -828,7 +828,7 @@
828 828  
829 829  
830 830  
831 -=== 2.11.3  ​Battery Note ===
706 +=== 2.8.3  ​Battery Note ===
832 832  
833 833  
834 834  (((
... ... @@ -837,7 +837,7 @@
837 837  
838 838  
839 839  
840 -=== 2.11.4  Replace the battery ===
715 +=== 2.8.4  Replace the battery ===
841 841  
842 842  
843 843  (((
... ... @@ -855,8 +855,6 @@
855 855  
856 856  (((
857 857  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/]] 
858 -
859 -
860 860  )))
861 861  
862 862  [[image:1657333200519-600.png]]
... ... @@ -865,11 +865,10 @@
865 865  
866 866  = 4.  Using the AT Commands =
867 867  
868 -
869 869  == 4.1  Access AT Commands ==
870 870  
871 871  
872 -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]]
744 +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/]]
873 873  
874 874  
875 875  AT+<CMD>?  : Help on <CMD>
... ... @@ -911,23 +911,7 @@
911 911  
912 912  AT+SERVADDR  : Server Address
913 913  
914 -AT+TR      : Get or Set record time"
915 915  
916 -AT+APN     : Get or set the APN
917 -
918 -AT+FBAND   : Get or Set whether to automatically modify the frequency band
919 -
920 -AT+DNSCFG  : Get or Set DNS Server
921 -
922 -AT+GETSENSORVALUE   : Returns the current sensor measurement
923 -
924 -AT+NOUD      : Get or Set the number of data to be uploaded
925 -
926 -AT+CDP     : Read or Clear cached data
927 -
928 -AT+LDDSALARM : Get or Set alarm of distance
929 -
930 -
931 931  (% style="color:#037691" %)**COAP Management**      
932 932  
933 933  AT+URI            : Resource parameters
... ... @@ -961,7 +961,6 @@
961 961  
962 962  = ​5.  FAQ =
963 963  
964 -
965 965  == 5.1 ​ How to Upgrade Firmware ==
966 966  
967 967  
... ... @@ -981,7 +981,6 @@
981 981  
982 982  = 6.  Trouble Shooting =
983 983  
984 -
985 985  == 6.1  ​Connection problem when uploading firmware ==
986 986  
987 987  
... ... @@ -1030,7 +1030,6 @@
1030 1030  (((
1031 1031  
1032 1032  
1033 -
1034 1034  (% style="color:#037691" %)**Dimension and weight**:
1035 1035  
1036 1036  * Device Size: 13.0 x 5 x 4.5 cm
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