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1		-NDDS75 NB-IoT Distance Detect Sensor User Manual
	1	+N95S31B NB-IoT Temperature & Humidity Sensor User Manual

Content

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1	1	(% style="text-align:center" %)
2		-[[image:image-20220709085040-1.png||height="542" width="524"]]
	2	+[[image:1657348034241-728.png||height="470" width="470"]]
3	3
4	4
5	5
6	6
7	7
8		-**Table of Contents:**
9	9
10		-{{toc/}}
11	11
	10	+**Table of Contents:**
12	12
13	13
14	14
15	15
16	16
	16	+
17	17	= 1.  Introduction =
18	18
19		-== 1.1 ​ What is NDDS75 Distance Detection Sensor ==
	19	+== 1.1 ​ What is N95S31B NB-IoT Sensor Node ==
20	20
21	21	(((
22	22
23	23
24		-(((
25		-(((
26		-The Dragino NDDS75 is a (% style="color:blue" %)**NB-IoT Distance Detection Sensor**(%%) for Internet of Things solution. It is designed to measure the distance between the sensor and a flat object. The distance detection sensor is a module that uses ultrasonic sensing technology for distance measurement, and temperature compensation is performed internally to improve the reliability of data.
27		-)))
	24	+The Dragino N95S31B is a (% style="color:blue" %)**NB-IoT Temperature and Humidity Sensor**(%%) for Internet of Things solution. It is used to measure the (% style="color:blue" %)**surrounding environment temperature and relative air humidity precisely**(%%), and then upload to IoT server via NB-IoT network*.
28	28
29		-(((
30		-The NDDS75 can be applied to scenarios such as horizontal distance measurement, liquid level measurement, parking management system, object proximity and presence detection, intelligent trash can management system, robot obstacle avoidance, automatic control, sewer, bottom water level monitoring, etc. It detects the distance between the measured object and the sensor, and uploads the value via wireless to IoT Server via NB-IoT Network.
31		-)))
	26	+The temperature & humidity sensor used in N95S31B is SHT31, which is fully calibrated, linearized, and temperature compensated digital output from Sensirion, it provides a strong reliability and long-term stability. The SHT31 is fixed in a (% style="color:blue" %)**waterproof anti-condensation casing **(%%)for long term use.
32	32
33		-(((
34		-NarrowBand-Internet of Things (NB-IoT) is a standards-based low power wide area (LPWA) technology developed to enable a wide range of new IoT devices and services. NB-IoT significantly improves the power consumption of user devices, system capacity and spectrum efficiency, especially in deep coverage.
35		-)))
	28	+N95S31B supports different uplink methods include (% style="color:blue" %)**TCP, MQTT, UDP and CoAP**(%%) for different application requirement.
36	36
37		-(((
38		-NDDS75 supports different uplink methods include (% style="color:blue" %)**TCP, MQTT, UDP and CoAP** (%%)for different application requirement.
39		-)))
	30	+N95S31B is powered by(% style="color:blue" %)**8500mAh Li-SOCI2 battery**(%%), It is designed for long term use up to several years. (Real-world battery life depends on the use environment, update period. Please check related Power Analyze report).
40	40
41		-(((
42		-NDDS75 is powered by (% style="color:blue" %)**8500mAh Li-SOCI2 battery**(%%), It is designed for long term use up to 5 years. (Actually Battery life depends on the use environment, update period & uplink method)
43		-)))
44	44
45		-(((
46		-To use NDDS75, user needs to check if there is NB-IoT coverage in local area and with the bands NDDS75 supports. If the local operate support it, user needs to get a NB-IoT SIM card from local operator and install NDDS75 to get NB-IoT network connection.
47		-)))
48		-)))
	33	+~* make sure you have NB-IoT coverage locally.
49	49
50	50
51	51	)))
52	52
53		-[[image:1657327959271-447.png]]
	38	+[[image:1657348284168-431.png]]
54	54
55	55
56	56
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58	58
59	59
60	60	* NB-IoT Bands: B1/B3/B8/B5/B20/B28 @H-FDD
61		-* Ultra low power consumption
62		-* Distance Detection by Ultrasonic technology
63		-* Flat object range 280mm - 7500mm
64		-* Accuracy: ±(1cm+S*0.3%) (S: Distance)
65		-* Cable Length: 25cm
	46	+* Monitor Temperature & Humidity via SHT31
66	66	* AT Commands to change parameters
67	67	* Uplink on periodically
68	68	* Downlink to change configure
69	69	* IP66 Waterproof Enclosure
	51	+* Ultra-Low Power consumption
	52	+* AT Commands to change parameters
70	70	* Micro SIM card slot for NB-IoT SIM
71	71	* 8500mAh Battery for long term use
72	72
	56	+
	57	+
73	73	== 1.3  Specification ==
74	74
75	75
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89	89
90	90	(% style="color:#037691" %)**Battery:**
91	91
	77	+
92	92	* Li/SOCI2 un-chargeable battery
93	93	* Capacity: 8500mAh
94	94	* Self Discharge: <1% / Year @ 25°C
...	...	@@ -95,10 +95,7 @@
95	95	* Max continuously current: 130mA
96	96	* Max boost current: 2A, 1 second
97	97
98		-(% style="color:#037691" %)**Power Consumption**
99	99
100		-* STOP Mode: 10uA @ 3.3v
101		-* Max transmit power: 350mA@3.3v
102	102
103	103	== ​1.4  Applications ==
104	104
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115	115
116	116	== 1.5  Pin Definitions ==
117	117
	101	+N95S31B use the mother board from NBSN95 which as below.
118	118
119		-[[image:1657328609906-564.png]]
	103	+[[image:image-20220709144723-1.png]]
120	120
121	121
	106	+=== 1.5.1 Jumper JP2 ===
122	122
123		-= 2.  Use NDDS75 to communicate with IoT Server =
	108	+Power on Device when put this jumper.
124	124
	110	+
	111	+
	112	+=== 1.5.2 BOOT MODE / SW1 ===
	113	+
	114	+1) ISP: upgrade mode, device won't have any signal in this mode. but ready for upgrade firmware. LED won't work. Firmware won't run.
	115	+
	116	+2) Flash: work mode, device starts to work and send out console output for further debug
	117	+
	118	+
	119	+
	120	+=== 1.5.3 Reset Button ===
	121	+
	122	+Press to reboot the device.
	123	+
	124	+
	125	+
	126	+=== 1.5.4 LED ===
	127	+
	128	+It will flash:
	129	+
	130	+1. When boot the device in flash mode
	131	+1. Send an uplink packet
	132	+
	133	+
	134	+
	135	+
	136	+= 2.  Use N95S31B to communicate with IoT Server =
	137	+
125	125	== 2.1  How it works ==
126	126
	140	+
127	127	(((
128		-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.
	142	+The N95S31B is equipped with a NB-IoT module, the pre-loaded firmware in N95S31B 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 N95S31B.
129	129	)))
130	130
131	131
132	132	(((
133		-The diagram below shows the working flow in default firmware of NDDS75:
	147	+The diagram below shows the working flow in default firmware of N95S31B:
134	134	)))
135	135
136	136	(((
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137	137
138	138	)))
139	139
140		-[[image:1657328659945-416.png]]
	154	+[[image:1657350248151-650.png]]
141	141
142	142	(((
143	143
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144	144	)))
145	145
146	146
147		-== 2.2 ​ Configure the NDDS75 ==
	161	+== 2.2 ​ Configure the N95S31B ==
148	148
149	149
	164	+=== 2.2.1  Power On N95S31B ===
	165	+
	166	+
	167	+[[image:image-20220709150546-2.png]]
	168	+
	169	+
150	150	=== 2.2.1 Test Requirement ===
151	151
152		-(((
153		-To use NDDS75 in your city, make sure meet below requirements:
154		-)))
155	155
	173	+To use N95S31B in your city, make sure meet below requirements:
	174	+
156	156	* Your local operator has already distributed a NB-IoT Network there.
157		-* The local NB-IoT network used the band that NSE01 supports.
	176	+* The local NB-IoT network used the band that N95S31B supports.
158	158	* Your operator is able to distribute the data received in their NB-IoT network to your IoT server.
159	159
	179	+
	180	+Below figure shows our testing structure. Here we have NB-IoT network coverage by China Mobile, the band they use is B8.
	181	+
	182	+N95S31B supports different communication protocol such as :
	183	+
160	160	(((
161		-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
162		-)))
	185	+* CoAP  ((% style="color:red" %)120.24.4.116:5683(%%))
	186	+* raw UDP  ((% style="color:red" %)120.24.4.116:5601(%%))
	187	+* MQTT  ((% style="color:red" %)120.24.4.116:1883(%%))
	188	+* TCP  ((% style="color:red" %)120.24.4.116:5600(%%))
163	163
	190	+We will show how to use with each protocol. The IP addresses above are our test server. User need to change to point their corresponding server.
164	164
165		-[[image:1657328756309-230.png]]
	192	+
	193	+)))
166	166
	195	+[[image:1657350625843-586.png]]
167	167
168	168
169		-=== 2.2.2 Insert SIM card ===
170	170
	199	+=== 2.2.3  Insert SIM card ===
	200	+
171	171	(((
172	172	Insert the NB-IoT Card get from your provider.
173	173	)))
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177	177	)))
178	178
179	179
180		-[[image:1657328884227-504.png]]
	210	+[[image:1657351240556-536.png]]
181	181
182	182
183	183
184		-=== 2.2.3 Connect USB – TTL to NDDS75 to configure it ===
	214	+=== 2.2.4  Connect USB – TTL to N95S31B to configure it ===
185	185
186	186	(((
187	187	(((
188		-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.
	218	+User need to configure N95S31B via serial port to set the (% style="color:blue" %)**Server Address** / **Uplink Topic** (%%)to define where and how-to uplink packets. N95S31B support AT Commands, user can use a USB to TTL adapter to connect to N95S31B and use AT Commands to configure it, as below.
189	189	)))
190	190	)))
191	191
192		-[[image:image-20220709092052-2.png]]
	222	+[[image:1657351312545-300.png]]
193	193
194	194	**Connection:**
195	195
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209	209	* Flow Control: (% style="color:green" %)**None**
210	210
211	211	(((
212		-Make sure the switch is in FLASH position, then power on device by connecting the jumper on NDDS75. NDDS75 will output system info once power on as below, we can enter the (% style="color:green" %)**password: 12345678**(%%) to access AT Command input.
	242	+Make sure the switch is in FLASH position, then power on device by connecting the jumper on N95S31B. N95S31B will output system info once power on as below, we can enter the (% style="color:green" %)**password: 12345678**(%%) to access AT Command input.
213	213	)))
214	214
215	215	[[image:1657329814315-101.png]]
216	216
217	217	(((
218		-(% 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/]]
	248	+(% style="color:red" %)Note: the valid AT Commands can be found at:  (%%)[[https:~~/~~/www.dragino.com/downloads/index.php?dir=NB-IoT/N95S31B/>>url:https://www.dragino.com/downloads/index.php?dir=NB-IoT/N95S31B/]]
219	219	)))
220	220
221	221
222	222
223		-=== 2.2.4 Use CoAP protocol to uplink data ===
	253	+=== 2.2.5  Use CoAP protocol to uplink data ===
224	224
225	225	(% 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/]]
226	226
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240	240	)))
241	241
242	242	(((
	273	+
	274	+
243	243	For parameter description, please refer to AT command set
244	244	)))
245	245
246		-[[image:1657330452568-615.png]]
	278	+[[image:1657352146020-183.png]]
247	247
248	248
249	249	(((
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250	250	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.
251	251	)))
252	252
253		-[[image:1657330472797-498.png]]
	285	+[[image:1657352185396-303.png]]
254	254
255	255
256	256
257		-=== 2.2.5 Use UDP protocol to uplink data(Default protocol) ===
	289	+=== 2.2.6  Use UDP protocol to uplink data(Default protocol) ===
258	258
259	259
260	260	* (% style="color:blue" %)**AT+PRO=2   ** (%%) ~/~/ Set to use UDP protocol to uplink
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602	602	== 2.7  ​Firmware Change Log ==
603	603
604	604
	637	+(((
605	605	Download URL & Firmware Change log
	639	+)))
606	606
607	607	(((
608	608	[[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/]]
...	...	@@ -609,7 +609,9 @@
609	609	)))
610	610
611	611
	646	+(((
612	612	Upgrade Instruction: [[Upgrade_Firmware>>||anchor="H5.1200BHowtoUpgradeFirmware"]]
	648	+)))
613	613
614	614
615	615

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