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...	...	@@ -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	(((
...	...	@@ -53,6 +53,7 @@
53	53	[[image:1657327959271-447.png]]
54	54
55	55
	57	+
56	56	== 1.2 ​ Features ==
57	57
58	58
...	...	@@ -80,12 +80,12 @@
80	80
81	81	(% style="color:#037691" %)**NB-IoT Spec:**
82	82
83		-* B1 @H-FDD: 2100MHz
84		-* B3 @H-FDD: 1800MHz
85		-* B8 @H-FDD: 900MHz
86		-* B5 @H-FDD: 850MHz
87		-* B20 @H-FDD: 800MHz
88		-* B28 @H-FDD: 700MHz
	85	+* - B1 @H-FDD: 2100MHz
	86	+* - B3 @H-FDD: 1800MHz
	87	+* - B8 @H-FDD: 900MHz
	88	+* - B5 @H-FDD: 850MHz
	89	+* - B20 @H-FDD: 800MHz
	90	+* - B28 @H-FDD: 700MHz
89	89
90	90	(% style="color:#037691" %)**Battery:**
91	91
...	...	@@ -115,6 +115,7 @@
115	115	​
116	116
117	117
	120	+
118	118	== 1.5  Pin Definitions ==
119	119
120	120
...	...	@@ -121,8 +121,10 @@
121	121	[[image:1657328609906-564.png]]
122	122
123	123
	127	+
124	124	= 2.  Use NDDS75 to communicate with IoT Server =
125	125
	130	+
126	126	== 2.1  How it works ==
127	127
128	128
...	...	@@ -145,8 +145,10 @@
145	145
146	146	)))
147	147
	153	+
148	148	== 2.2 ​ Configure the NDDS75 ==
149	149
	156	+
150	150	=== 2.2.1 Test Requirement ===
151	151
152	152
...	...	@@ -166,6 +166,7 @@
166	166	[[image:1657328756309-230.png]]
167	167
168	168
	176	+
169	169	=== 2.2.2 Insert SIM card ===
170	170
171	171
...	...	@@ -181,6 +181,7 @@
181	181	[[image:1657328884227-504.png]]
182	182
183	183
	192	+
184	184	=== 2.2.3 Connect USB – TTL to NDDS75 to configure it ===
185	185
186	186
...	...	@@ -222,6 +222,7 @@
222	222	)))
223	223
224	224
	234	+
225	225	=== 2.2.4 Use CoAP protocol to uplink data ===
226	226
227	227
...	...	@@ -264,6 +264,7 @@
264	264	[[image:1657330472797-498.png]]
265	265
266	266
	277	+
267	267	=== 2.2.5 Use UDP protocol to uplink data(Default protocol) ===
268	268
269	269
...	...	@@ -277,6 +277,7 @@
277	277	[[image:1657330533775-472.png]]
278	278
279	279
	291	+
280	280	=== 2.2.6 Use MQTT protocol to uplink data ===
281	281
282	282
...	...	@@ -299,6 +299,7 @@
299	299	)))
300	300
301	301
	314	+
302	302	=== 2.2.7 Use TCP protocol to uplink data ===
303	303
304	304
...	...	@@ -311,6 +311,7 @@
311	311	[[image:image-20220709093918-2.png]]
312	312
313	313
	327	+
314	314	=== 2.2.8 Change Update Interval ===
315	315
316	316
...	...	@@ -332,21 +332,23 @@
332	332	(% 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).**
333	333
334	334
	349	+
335	335	== 2.3  Uplink Payload ==
336	336
	352	+
337	337	=== 2.3.1  Before Firmware v1.3.2 ===
338	338
339	339
340	340	In this mode, uplink payload includes in total 14 bytes
341	341
342		-(% border="1" cellspacing="10" style="background-color:#f2f2f2; width:440px" %)
343		-|=(% style="width: 60px;background-color:#D9E2F3;color:#0070C0" %)(((
	358	+(% border="1" cellspacing="10" style="background-color:#ffffcc; color:green; width:440px" %)
	359	+|=(% style="width: 60px;" %)(((
344	344	**Size(bytes)**
345		-)))|=(% style="width: 60px;background-color:#D9E2F3;color:#0070C0" %)**6**|=(% style="width: 35px;background-color:#D9E2F3;color:#0070C0" %)2|=(% style="width: 35px;background-color:#D9E2F3;color:#0070C0" %)**2**|=(% style="width: 80px;background-color:#D9E2F3;color:#0070C0" %)**1**|=(% style="width: 100px;background-color:#D9E2F3;color:#0070C0" %)**2**|=(% style="width: 60px;background-color:#D9E2F3;color:#0070C0" %)**1**
	361	+)))|=(% style="width: 60px;" %)**6**|=(% style="width: 35px;" %)2|=(% style="width: 35px;" %)**2**|=(% style="width: 80px;" %)**1**|=(% style="width: 100px;" %)**2**|=(% style="width: 60px;" %)**1**
346	346	|(% style="width:97px" %)**Value**|(% style="width:83px" %)[[Device ID>>||anchor="H2.4.1A0A0DeviceID"]]|(% style="width:41px" %)[[Ver>>||anchor="H2.4.2A0VersionInfo"]]|(% style="width:46px" %)[[BAT>>||anchor="H2.4.3A0BatteryInfo"]]|(% style="width:123px" %)[[Signal Strength>>||anchor="H2.4.4A0SignalStrength"]]|(% style="width:120px" %)[[Distance (unit: mm)>>||anchor="H2.4.5A0Distance"]]|(% style="width:80px" %)[[Interrupt>>||anchor="H2.4.6A0DigitalInterrupt"]]
347	347
348	348	(((
349		-If we use the MQTT client to subscribe to this MQTT topic, we can see the following information when the NDDS75 uplink data.
	365	+If we use the MQTT client to subscribe to this MQTT topic, we can see the following information when the NDDS751 uplink data.
350	350	)))
351	351
352	352
...	...	@@ -353,6 +353,7 @@
353	353	[[image:1657331036973-987.png]]
354	354
355	355
	372	+
356	356	The payload is **ASCII** string, representative same HEX:
357	357
358	358	(% style="background-color:yellow" %)**0x 724031556159 0064 0c6c 19 0292 00 **
...	...	@@ -371,15 +371,16 @@
371	371
372	372	* (% style="color:#037691" %)**Interrupt:**(%%) 0x00 = 0
373	373
374		-=== 2.3.2  Since firmware v1.3.2 ===
375	375
	392	+=== **2.3.2  Since firmware v1.3.2** ===
376	376
	394	+
377	377	In this mode, uplink payload includes 69 bytes in total by default.
378	378
379	379	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.
380	380
381		-(% border="1" style="background-color:#f2f2f2; width:490px" %)
382		-|=(% style="width: 60px;background-color:#D9E2F3;color:#0070C0" %)**Size(bytes)**|(% style="width:40px;background-color:#D9E2F3;color:#0070C0" %)**8**|(% style="width:25px;background-color:#D9E2F3;color:#0070C0" %)**2**|(% style="width:25px;background-color:#D9E2F3;color:#0070C0" %)**2**|(% style="width:60px;background-color:#D9E2F3;color:#0070C0" %)**1**|(% style="width:25px;background-color:#D9E2F3;color:#0070C0" %)**1**|(% style="width:40px;background-color:#D9E2F3;color:#0070C0" %)**1**|(% style="width:40px;background-color:#D9E2F3;color:#0070C0" %)**2**|(% style="width:70px;background-color:#D9E2F3;color:#0070C0" %)**4**|(% style="width:40px;background-color:#D9E2F3;color:#0070C0" %)**2**|(% style="width:60px;background-color:#D9E2F3;color:#0070C0" %)**4**
	399	+(% border="1" style="background-color:#ffffcc; color:green; width:490px" %)
	400	+|=(% scope="row" style="width: 60px;" %)**Size(bytes)**|(% style="width:40px" %)**8**|(% style="width:25px" %)**2**|(% style="width:25px" %)**2**|(% style="width:60px" %)**1**|(% style="width:25px" %)**1**|(% style="width:40px" %)**1**|(% style="width:40px" %)**2**|(% style="width:70px" %)**4**|(% style="width:40px" %)**2**|(% style="width:60px" %)**4**
383	383	|=(% 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.......
384	384
385	385	If we use the MQTT client to subscribe to this MQTT topic, we can see the following information when the NDDS75 uplink data.
...	...	@@ -401,7 +401,7 @@
401	401
402	402	* (% style="color:#037691" %)**Singal:**(%%)  0x1e = 30
403	403
404		-* (% style="color:#037691" %)**Mod:**(%%)**     **0x01 = 1
	422	+* (% style="color:#037691" %)**Mod:**(%%)**  **0x01 = 1
405	405
406	406	* (% style="color:#037691" %)**Interrupt:**(%%) 0x00= 0
407	407
...	...	@@ -413,8 +413,10 @@
413	413
414	414	* (% style="color:#037691" %)**8 sets of recorded data: Distance,Time stamp :**(%%) //**00396319ba3c**//,.......
415	415
	434	+
416	416	== 2.4  Payload Explanation and Sensor Interface ==
417	417
	437	+
418	418	=== 2.4.1  Device ID ===
419	419
420	420
...	...	@@ -453,6 +453,7 @@
453	453	AT+DEUI=868411056754138
454	454
455	455
	476	+
456	456	=== 2.4.2  Version Info ===
457	457
458	458
...	...	@@ -465,6 +465,7 @@
465	465	)))
466	466
467	467
	489	+
468	468	=== 2.4.3  Battery Info ===
469	469
470	470
...	...	@@ -477,6 +477,7 @@
477	477	)))
478	478
479	479
	502	+
480	480	=== 2.4.4  Signal Strength ===
481	481
482	482
...	...	@@ -509,6 +509,7 @@
509	509	)))
510	510
511	511
	535	+
512	512	=== 2.4.5  Distance ===
513	513
514	514
...	...	@@ -528,6 +528,10 @@
528	528
529	529	)))
530	530
	555	+(((
	556	+
	557	+)))
	558	+
531	531	=== 2.4.6  Digital Interrupt ===
532	532
533	533
...	...	@@ -562,6 +562,7 @@
562	562	)))
563	563
564	564
	593	+
565	565	=== 2.4.7  ​+5V Output ===
566	566
567	567
...	...	@@ -587,6 +587,7 @@
587	587	)))
588	588
589	589
	619	+
590	590	== 2.5  Downlink Payload ==
591	591
592	592
...	...	@@ -639,6 +639,7 @@
639	639	)))
640	640
641	641
	672	+
642	642	== 2.6  Distance alarm function(Since firmware v1.3.2) ==
643	643
644	644
...	...	@@ -658,6 +658,7 @@
658	658	**AT+ LDDSALARM=260,2000**  ~/~/ Alarm when distance lower than 260.
659	659
660	660
	692	+
661	661	== 2.7  Set the number of data to be uploaded and the recording time ==
662	662
663	663
...	...	@@ -671,6 +671,7 @@
671	671	[[image:image-20221009001114-1.png||height="687" width="955"]]
672	672
673	673
	706	+
674	674	== 2.8  Read or Clear cached data ==
675	675
676	676
...	...	@@ -682,6 +682,7 @@
682	682	[[image:image-20220908175333-2.png]]
683	683
684	684
	718	+
685	685	== 2.9  ​LED Indicator ==
686	686
687	687
...	...	@@ -698,6 +698,7 @@
698	698	)))
699	699
700	700
	735	+
701	701	== 2.10  ​Firmware Change Log ==
702	702
703	703
...	...	@@ -706,18 +706,100 @@
706	706	)))
707	707
708	708	(((
	744	+
	745	+)))
	746	+
	747	+(((
709	709	Upgrade Instruction: [[Upgrade Firmware>>||anchor="H5.1200BHowtoUpgradeFirmware"]]
710	710	)))
711	711
712	712
713		-== 2.11 Battery & Power Consumption ==
714	714
	753	+== 2.11  ​Battery Analysis ==
715	715
716		-NDDS75 uses ER26500 + SPC1520 battery pack. See below link for detail information about the battery info and how to replace.
717	717
718		-[[**Battery Info & Power Consumption Analyze**>>url:http://wiki.dragino.com/xwiki/bin/view/Main/How%20to%20calculate%20the%20battery%20life%20of%20Dragino%20sensors%3F/]] .
	756	+=== 2.11.1  ​Battery Type ===
719	719
720	720
	759	+(((
	760	+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.
	761	+)))
	762	+
	763	+(((
	764	+The battery is designed to last for several years depends on the actually use environment and update interval.
	765	+)))
	766	+
	767	+(((
	768	+The battery related documents as below:
	769	+)))
	770	+
	771	+* [[Battery Dimension>>http://www.dragino.com/downloads/index.php?dir=datasheet/Battery/ER26500/]]
	772	+* [[Lithium-Thionyl Chloride Battery datasheet>>http://www.dragino.com/downloads/index.php?dir=datasheet/Battery/ER26500/]]
	773	+* [[Lithium-ion Battery-Capacitor datasheet>>http://www.dragino.com/downloads/index.php?dir=datasheet/Battery/ER26500/]]
	774	+
	775	+(((
	776	+[[image:image-20220709101450-2.png]]
	777	+)))
	778	+
	779	+
	780	+
	781	+=== 2.11.2  Power consumption Analyze ===
	782	+
	783	+
	784	+(((
	785	+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.
	786	+)))
	787	+
	788	+
	789	+(((
	790	+Instruction to use as below:
	791	+)))
	792	+
	793	+(((
	794	+(% style="color:blue" %)**Step 1:  **(%%)Downlink the up-to-date DRAGINO_Battery_Life_Prediction_Table.xlsx from: [[https:~~/~~/www.dragino.com/downloads/index.php?dir=LoRa_End_Node/Battery_Analyze/>>url:https://www.dragino.com/downloads/index.php?dir=LoRa_End_Node/Battery_Analyze/]]
	795	+)))
	796	+
	797	+
	798	+(((
	799	+(% style="color:blue" %)**Step 2: **(%%) Open it and choose
	800	+)))
	801	+
	802	+* (((
	803	+Product Model
	804	+)))
	805	+* (((
	806	+Uplink Interval
	807	+)))
	808	+* (((
	809	+Working Mode
	810	+)))
	811	+
	812	+(((
	813	+And the Life expectation in difference case will be shown on the right.
	814	+)))
	815	+
	816	+[[image:image-20220709110451-3.png]]
	817	+
	818	+
	819	+
	820	+=== 2.11.3  ​Battery Note ===
	821	+
	822	+
	823	+(((
	824	+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.
	825	+)))
	826	+
	827	+
	828	+
	829	+=== 2.11.4  Replace the battery ===
	830	+
	831	+
	832	+(((
	833	+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).
	834	+)))
	835	+
	836	+
	837	+
721	721	= 3. ​ Access NB-IoT Module =
722	722
723	723
...	...	@@ -734,8 +734,10 @@
734	734	[[image:1657333200519-600.png]]
735	735
736	736
	854	+
737	737	= 4.  Using the AT Commands =
738	738
	857	+
739	739	== 4.1  Access AT Commands ==
740	740
741	741
...	...	@@ -828,8 +828,10 @@
828	828	AT+PWORD  :  Serial Access Password
829	829
830	830
	950	+
831	831	= ​5.  FAQ =
832	832
	953	+
833	833	== 5.1 ​ How to Upgrade Firmware ==
834	834
835	835
...	...	@@ -846,8 +846,10 @@
846	846	)))
847	847
848	848
	970	+
849	849	= 6.  Trouble Shooting =
850	850
	973	+
851	851	== 6.1  ​Connection problem when uploading firmware ==
852	852
853	853
...	...	@@ -860,20 +860,17 @@
860	860
861	861	)))
862	862
	986	+
863	863	== 6.2  AT Command input doesn't work ==
864	864
865	865
866	866	(((
867	867	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.
	992	+
	993	+
868	868	)))
869	869
870	870
871		-== 6.3 Not able to connect to NB-IoT network and keep showing "Signal Strength:99". ==
872		-
873		-
874		-This means sensor is trying to join the NB-IoT network but fail. Please see this link for **//[[trouble shooting for signal strenght:99>>doc:Main.CSQ\:99,99.WebHome]]//**.
875		-
876		-
877	877	= 7. ​ Order Info =
878	878
879	879
...	...	@@ -880,6 +880,11 @@
880	880	Part Number**:** (% style="color:#4f81bd" %)**NSDDS75**
881	881
882	882
	1003	+(% class="wikigeneratedid" %)
	1004	+(((
	1005	+
	1006	+)))
	1007	+
883	883	= 8.  Packing Info =
884	884
885	885	(((
...	...	@@ -894,6 +894,7 @@
894	894	(((
895	895
896	896
	1022	+
897	897	(% style="color:#037691" %)**Dimension and weight**:
898	898
899	899	* Device Size: 13.0 x 5 x 4.5 cm
...	...	@@ -905,6 +905,7 @@
905	905	(((
906	906
907	907
	1034	+
908	908
909	909	)))
910	910
...	...	@@ -912,5 +912,4 @@
912	912
913	913
914	914	* 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.
915		-
916	916	* 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]]