Last modified by Mengting Qiu on 2024/04/02 16:44
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From version < 119.2 >
edited by Xiaoling
on 2022/08/22 14:47
To version < 115.21 >
edited by Xiaoling
on 2022/07/09 18:17
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... ... @@ -17,35 +17,21 @@
17 17  
18 18  = 1.  Introduction =
19 19  
20 -
21 21  == 1.1 ​ What is N95S31B NB-IoT Sensor Node ==
22 22  
23 23  (((
24 24  
25 25  
26 -(((
27 27  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 -)))
29 29  
30 -(((
31 31  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 -)))
33 33  
34 -(((
35 35  N95S31B supports different uplink methods include (% style="color:blue" %)**TCP, MQTT, UDP and CoAP**(%%) for different application requirement.
36 -)))
37 37  
38 -(((
39 39  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 -)))
41 41  
42 -(((
43 -
44 -)))
45 45  
46 -(((
47 47  ~* make sure you have NB-IoT coverage locally.
48 -)))
49 49  
50 50  
51 51  )))
... ... @@ -56,7 +56,6 @@
56 56  
57 57  == 1.2 ​ Features ==
58 58  
59 -
60 60  * NB-IoT Bands: B1/B3/B8/B5/B20/B28 @H-FDD
61 61  * Monitor Temperature & Humidity via SHT31
62 62  * AT Commands to change parameters
... ... @@ -68,9 +68,6 @@
68 68  * Micro SIM card slot for NB-IoT SIM
69 69  * 8500mAh Battery for long term use
70 70  
71 -
72 -
73 -
74 74  == 1.3  Specification ==
75 75  
76 76  
... ... @@ -79,8 +79,6 @@
79 79  * Supply Voltage: 2.1v ~~ 3.6v
80 80  * Operating Temperature: -40 ~~ 85°C
81 81  
82 -
83 -
84 84  (% style="color:#037691" %)**NB-IoT Spec:**
85 85  
86 86  * - B1 @H-FDD: 2100MHz
... ... @@ -90,10 +90,9 @@
90 90  * - B20 @H-FDD: 800MHz
91 91  * - B28 @H-FDD: 700MHz
92 92  
93 -
94 -
95 95  (% style="color:#037691" %)**Battery:**
96 96  
75 +
97 97  * Li/SOCI2 un-chargeable battery
98 98  * Capacity: 8500mAh
99 99  * Self Discharge: <1% / Year @ 25°C
... ... @@ -100,12 +100,8 @@
100 100  * Max continuously current: 130mA
101 101  * Max boost current: 2A, 1 second
102 102  
103 -
104 -
105 -
106 106  == ​1.4  Applications ==
107 107  
108 -
109 109  * Smart Buildings & Home Automation
110 110  * Logistics and Supply Chain Management
111 111  * Smart Metering
... ... @@ -117,20 +117,15 @@
117 117  ​
118 118  
119 119  
95 +== 1.5  Pin Definitions ==
120 120  
121 -== 1.5  Pin Definitions & Switch ==
122 -
123 -
124 124  N95S31B use the mother board from NBSN95 which as below.
125 125  
126 -
127 127  [[image:image-20220709144723-1.png]]
128 128  
129 129  
130 -
131 131  === 1.5.1 Jumper JP2 ===
132 132  
133 -
134 134  Power on Device when put this jumper.
135 135  
136 136  
... ... @@ -137,20 +137,14 @@
137 137  
138 138  === 1.5.2 BOOT MODE / SW1 ===
139 139  
140 -
141 -(((
142 142  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.
143 -)))
144 144  
145 -(((
146 146  2) Flash: work mode, device starts to work and send out console output for further debug
147 -)))
148 148  
149 149  
150 150  
151 151  === 1.5.3 Reset Button ===
152 152  
153 -
154 154  Press to reboot the device.
155 155  
156 156  
... ... @@ -157,18 +157,13 @@
157 157  
158 158  === 1.5.4 LED ===
159 159  
160 -
161 161  It will flash:
162 162  
163 163  1. When boot the device in flash mode
164 164  1. Send an uplink packet
165 165  
166 -
167 -
168 -
169 169  = 2.  Use N95S31B to communicate with IoT Server =
170 170  
171 -
172 172  == 2.1  How it works ==
173 173  
174 174  
... ... @@ -185,7 +185,7 @@
185 185  
186 186  )))
187 187  
188 -[[image:1657520100595-569.png]]
147 +[[image:1657350248151-650.png]]
189 189  
190 190  (((
191 191  
... ... @@ -201,49 +201,26 @@
201 201  [[image:image-20220709150546-2.png]]
202 202  
203 203  
204 -
205 205  === 2.2.1 Test Requirement ===
206 206  
207 207  
208 -(((
209 209  To use N95S31B in your city, make sure meet below requirements:
210 -)))
211 211  
212 -* (((
213 -Your local operator has already distributed a NB-IoT Network there.
214 -)))
215 -* (((
216 -The local NB-IoT network used the band that N95S31B supports.
217 -)))
218 -* (((
219 -Your operator is able to distribute the data received in their NB-IoT network to your IoT server.
220 -)))
168 +* Your local operator has already distributed a NB-IoT Network there.
169 +* The local NB-IoT network used the band that N95S31B supports.
170 +* Your operator is able to distribute the data received in their NB-IoT network to your IoT server.
221 221  
222 -(((
223 223  Below figure shows our testing structure. Here we have NB-IoT network coverage by China Mobile, the band they use is B8.
224 -)))
225 225  
226 -(((
227 227  N95S31B supports different communication protocol such as :
228 -)))
229 229  
230 230  (((
231 -* (((
232 -CoAP  ((% style="color:red" %)120.24.4.116:5683(%%))
233 -)))
234 -* (((
235 -raw UDP  ((% style="color:red" %)120.24.4.116:5601(%%))
236 -)))
237 -* (((
238 -MQTT  ((% style="color:red" %)120.24.4.116:1883(%%))
239 -)))
240 -* (((
241 -TCP  ((% style="color:red" %)120.24.4.116:5600(%%))
242 -)))
177 +* CoAP  ((% style="color:red" %)120.24.4.116:5683(%%))
178 +* raw UDP  ((% style="color:red" %)120.24.4.116:5601(%%))
179 +* MQTT  ((% style="color:red" %)120.24.4.116:1883(%%))
180 +* TCP  ((% style="color:red" %)120.24.4.116:5600(%%))
243 243  
244 -(((
245 245  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.
246 -)))
247 247  
248 248  
249 249  )))
... ... @@ -254,7 +254,6 @@
254 254  
255 255  === 2.2.3  Insert SIM card ===
256 256  
257 -
258 258  (((
259 259  Insert the NB-IoT Card get from your provider.
260 260  )))
... ... @@ -270,18 +270,14 @@
270 270  
271 271  === 2.2.4  Connect USB – TTL to N95S31B to configure it ===
272 272  
273 -
274 274  (((
275 275  (((
276 276  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.
277 -
278 -
279 279  )))
280 280  )))
281 281  
282 282  [[image:1657351312545-300.png]]
283 283  
284 -
285 285  **Connection:**
286 286  
287 287   (% style="background-color:yellow" %)USB TTL GND <~-~-~-~-> GND
... ... @@ -305,9 +305,8 @@
305 305  
306 306  [[image:1657329814315-101.png]]
307 307  
308 -
309 309  (((
310 -(% style="color:red" %)**Note: the valid AT Commands can be found at:  **(%%)**[[https:~~/~~/www.dropbox.com/sh/mlpd6l05bogvaf6/AABwAJLMttqG7i~~-~~-AyZcQkoua?dl=0>>https://www.dropbox.com/sh/mlpd6l05bogvaf6/AABwAJLMttqG7i--AyZcQkoua?dl=0]]**
240 +(% 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/]]
311 311  )))
312 312  
313 313  
... ... @@ -314,10 +314,9 @@
314 314  
315 315  === 2.2.5  Use CoAP protocol to uplink data ===
316 316  
247 +(% 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/]]
317 317  
318 -(% 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/]]**
319 319  
320 -
321 321  (((
322 322  **Use below commands:**
323 323  )))
... ... @@ -420,48 +420,29 @@
420 420  == 2.3  Uplink Payload ==
421 421  
422 422  
423 -(((
424 -N95S31B has different working mode for the connections of different type of sensors. This section describes these modes. User can use the AT Command (% style="color:blue" %)**AT+MOD**(%%) to set NBSN95 to different working modes.
425 -)))
352 +NBSN95 has different working mode for the connections of different type of sensors. This section describes these modes. User can use the AT Command (% style="color:blue" %)**AT+MOD**(%%) to set NBSN95 to different working modes.
426 426  
427 427  
428 -(((
429 429  For example:
430 -)))
431 431  
432 -(((
433 - (% style="color:blue" %)**AT+CFGMOD=2 ** (%%)~/~/will set the N95S31B to work in MOD=2 distance mode which target to measure distance via Ultrasonic Sensor.
434 -)))
357 + (% style="color:blue" %)**AT+CFGMOD=2 ** (%%)~/~/will set the NBSN95 to work in MOD=2 distance mode which target to measure distance via Ultrasonic Sensor.
435 435  
436 436  
437 -(((
438 438  The uplink payloads are composed in  ASCII String. For example:
439 -)))
440 440  
441 -(((
442 442  0a cd 00 ed 0a cc 00 00 ef 02 d2 1d (total 24 ASCII Chars) . Representative the actually payload:
443 -)))
444 444  
445 -(((
446 446  0x 0a cd 00 ed 0a cc 00 00 ef 02 d2 1d Total 12 bytes
447 -)))
448 448  
449 449  
450 -(((
451 451  (% style="color:red" %)**NOTE:**
452 -)))
453 453  
454 454  (% style="color:red" %)
455 -1. (((
456 -All modes share the same Payload Explanation from [[HERE>>||anchor="H2.3A0UplinkPayload"]].
457 -)))
458 -1. (((
459 -By default, the device will send an uplink message every 1 hour.
370 +1. All modes share the same Payload Explanation from [[HERE>>||anchor="H2.3A0UplinkPayload"]].
371 +1. By default, the device will send an uplink message every 1 hour.
460 460  
461 461  
462 462  
463 -
464 -)))
465 465  
466 466  === 2.3.1  Payload Analyze ===
467 467  
... ... @@ -471,7 +471,7 @@
471 471  (% border="1" cellspacing="10" style="background-color:#ffffcc; color:green; width:520px" %)
472 472  |=(% style="width: 60px;" %)(((
473 473  **Size(bytes)**
474 -)))|=(% style="width: 50px;" %)**6**|=(% style="width: 25px;" %)2|=(% style="width: 25px;" %)**2**|=(% style="width: 70px;" %)**1**|=(% style="width: 55px;" %)1|=(% style="width: 115px;" %)5|=(% style="width: 60px;" %)**2**|=(% style="width: 60px;" %)**2**
384 +)))|=(% style="width: 45px;" %)**6**|=(% style="width: 25px;" %)2|=(% style="width: 25px;" %)**2**|=(% style="width: 70px;" %)**1**|=(% style="width: 55px;" %)1|=(% style="width: 120px;" %)5|=(% style="width: 60px;" %)**2**|=(% style="width: 60px;" %)**2**
475 475  |(% style="width:97px" %)**Value**|(% style="width:83px" %)[[Device ID>>||anchor="H2.3.2A0DeviceID"]]|(% style="width:41px" %)[[Ver>>||anchor="H2.3.3A0VersionInfo"]]|(% style="width:46px" %)[[BAT>>||anchor="H2.3.4A0BatteryInfo"]]|(% style="width:123px" %)[[Signal Strength>>||anchor="H2.3.5A0SignalStrength"]]|(% style="width:123px" %)MOD 0X01|(% style="width:99px" %)(((
476 476  (((
477 477  Reserve/ Same as NBSN95 CFGMOD=1
... ... @@ -555,25 +555,15 @@
555 555  
556 556  === 2.3.3  Version Info ===
557 557  
558 -(((
468 +
559 559  These bytes include the hardware and software version.
560 -)))
561 561  
562 -(((
563 563  Higher byte: Specify hardware version: always 0x00 for N95S31B
564 -)))
565 565  
566 -(((
567 567  Lower byte: Specify the software version: 0x6E=110, means firmware version 110
568 -)))
569 569  
570 -(((
571 -
572 -)))
573 573  
574 -(((
575 575  For example: 0x00 6E: this device is N95S31B with firmware version 110.
576 -)))
577 577  
578 578  (((
579 579  
... ... @@ -644,7 +644,7 @@
644 644  
645 645  == 2.4  Downlink Payload ==
646 646  
647 -By default, N95S31B prints the downlink payload to console port.
547 +By default, NDDS75 prints the downlink payload to console port.
648 648  
649 649  [[image:image-20220709100028-1.png]]
650 650  
... ... @@ -682,7 +682,7 @@
682 682  )))
683 683  
684 684  (((
685 -If payload = 0x04FF, it will reset the N95S31B
585 +If payload = 0x04FF, it will reset the NDDS75
686 686  )))
687 687  
688 688  
... ... @@ -862,10 +862,8 @@
862 862  (((
863 863  
864 864  
865 -(((
866 866  (% style="color:red" %)Notice, N95S31B and LSN50v2 share the same mother board. They use the same connection and method to update.
867 867  )))
868 -)))
869 869  
870 870  
871 871  
1657520100595-569.png
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