Last modified by Mengting Qiu on 2024/04/02 16:44
<
From version < 115.18 >
edited by Xiaoling
on 2022/07/09 18:08
To version < 118.3 >
edited by Xiaoling
on 2022/07/12 17:19
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22 22  (((
23 23  
24 24  
25 +(((
25 25  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*.
27 +)))
26 26  
29 +(((
27 27  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.
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28 28  
33 +(((
29 29  N95S31B supports different uplink methods include (% style="color:blue" %)**TCP, MQTT, UDP and CoAP**(%%) for different application requirement.
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30 30  
37 +(((
31 31  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).
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32 32  
41 +(((
42 +
43 +)))
33 33  
45 +(((
34 34  ~* make sure you have NB-IoT coverage locally.
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35 35  
36 36  
37 37  )))
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74 74  
75 75  (% style="color:#037691" %)**Battery:**
76 76  
77 -
78 78  * Li/SOCI2 un-chargeable battery
79 79  * Capacity: 8500mAh
80 80  * Self Discharge: <1% / Year @ 25°C
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96 96  ​
97 97  
98 98  
99 -== 1.5  Pin Definitions ==
111 +== 1.5  Pin Definitions & Switch ==
100 100  
101 101  N95S31B use the mother board from NBSN95 which as below.
102 102  
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111 111  
112 112  === 1.5.2 BOOT MODE / SW1 ===
113 113  
126 +(((
114 114  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.
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115 115  
130 +(((
116 116  2) Flash: work mode, device starts to work and send out console output for further debug
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117 117  
118 118  
119 119  
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130 130  1. When boot the device in flash mode
131 131  1. Send an uplink packet
132 132  
149 +
133 133  = 2.  Use N95S31B to communicate with IoT Server =
134 134  
135 135  == 2.1  How it works ==
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148 148  
149 149  )))
150 150  
151 -[[image:1657350248151-650.png]]
168 +[[image:1657520100595-569.png]]
152 152  
153 153  (((
154 154  
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167 167  === 2.2.1 Test Requirement ===
168 168  
169 169  
187 +(((
170 170  To use N95S31B in your city, make sure meet below requirements:
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171 171  
172 -* Your local operator has already distributed a NB-IoT Network there.
173 -* The local NB-IoT network used the band that N95S31B supports.
174 -* Your operator is able to distribute the data received in their NB-IoT network to your IoT server.
191 +* (((
192 +Your local operator has already distributed a NB-IoT Network there.
193 +)))
194 +* (((
195 +The local NB-IoT network used the band that N95S31B supports.
196 +)))
197 +* (((
198 +Your operator is able to distribute the data received in their NB-IoT network to your IoT server.
199 +)))
175 175  
201 +(((
176 176  Below figure shows our testing structure. Here we have NB-IoT network coverage by China Mobile, the band they use is B8.
203 +)))
177 177  
205 +(((
178 178  N95S31B supports different communication protocol such as :
207 +)))
179 179  
180 180  (((
181 -* CoAP  ((% style="color:red" %)120.24.4.116:5683(%%))
182 -* raw UDP  ((% style="color:red" %)120.24.4.116:5601(%%))
183 -* MQTT  ((% style="color:red" %)120.24.4.116:1883(%%))
184 -* TCP  ((% style="color:red" %)120.24.4.116:5600(%%))
210 +* (((
211 +CoAP  ((% style="color:red" %)120.24.4.116:5683(%%))
212 +)))
213 +* (((
214 +raw UDP  ((% style="color:red" %)120.24.4.116:5601(%%))
215 +)))
216 +* (((
217 +MQTT  ((% style="color:red" %)120.24.4.116:1883(%%))
218 +)))
219 +* (((
220 +TCP  ((% style="color:red" %)120.24.4.116:5600(%%))
221 +)))
185 185  
223 +(((
186 186  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.
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187 187  
188 188  
189 189  )))
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353 353  == 2.3  Uplink Payload ==
354 354  
355 355  
395 +(((
356 356  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.
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357 357  
358 358  
400 +(((
359 359  For example:
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360 360  
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361 361   (% 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.
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362 362  
363 363  
409 +(((
364 364  The uplink payloads are composed in  ASCII String. For example:
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365 365  
413 +(((
366 366  0a cd 00 ed 0a cc 00 00 ef 02 d2 1d (total 24 ASCII Chars) . Representative the actually payload:
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367 367  
417 +(((
368 368  0x 0a cd 00 ed 0a cc 00 00 ef 02 d2 1d Total 12 bytes
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369 369  
370 370  
422 +(((
371 371  (% style="color:red" %)**NOTE:**
424 +)))
372 372  
373 373  (% style="color:red" %)
374 -1. All modes share the same Payload Explanation from [[HERE>>||anchor="H2.3A0UplinkPayload"]].
375 -1. By default, the device will send an uplink message every 1 hour.
427 +1. (((
428 +All modes share the same Payload Explanation from [[HERE>>||anchor="H2.3A0UplinkPayload"]].
429 +)))
430 +1. (((
431 +By default, the device will send an uplink message every 1 hour.
432 +)))
376 376  
377 -
378 378  === 2.3.1  Payload Analyze ===
379 379  
380 380  N95S31B uplink payload includes in total 21 bytes
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381 381  
382 382  
383 383  (% border="1" cellspacing="10" style="background-color:#ffffcc; color:green; width:520px" %)
384 -|=(% style="width: 50px;" %)(((
440 +|=(% style="width: 60px;" %)(((
385 385  **Size(bytes)**
386 -)))|=(% style="width: 50px;" %)**6**|=(% style="width: 25px;" %)2|=(% style="width: 25px;" %)**2**|=(% style="width: 80px;" %)**1**|=(% style="width: 60px;" %)1|=(% style="width: 120px;" %)5|=(% style="width: 60px;" %)**2**|=(% style="width: 50px;" %)**2**
442 +)))|=(% 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**
387 387  |(% 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" %)(((
444 +(((
388 388  Reserve/ Same as NBSN95 CFGMOD=1
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389 389  
448 +(((
390 390  No function here.
450 +)))
391 391  )))|(% style="width:77px" %)(((
452 +(((
392 392  [[Temperature >>||anchor="H2.3.6A0Temperature26Humidity"]]
454 +)))
393 393  
456 +(((
394 394  By SHT31
458 +)))
395 395  )))|(% style="width:80px" %)(((
460 +(((
396 396  [[Humidity>>||anchor="H2.3.6A0Temperature26Humidity"]]
462 +)))
397 397  
464 +(((
398 398  By SHT31
399 399  )))
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400 400  
401 401  (((
402 402  (((
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455 455  
456 456  === 2.3.3  Version Info ===
457 457  
458 -
526 +(((
459 459  These bytes include the hardware and software version.
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460 460  
530 +(((
461 461  Higher byte: Specify hardware version: always 0x00 for N95S31B
532 +)))
462 462  
534 +(((
463 463  Lower byte: Specify the software version: 0x6E=110, means firmware version 110
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464 464  
538 +(((
539 +
540 +)))
465 465  
542 +(((
466 466  For example: 0x00 6E: this device is N95S31B with firmware version 110.
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467 467  
468 468  (((
469 469  
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752 752  (((
753 753  
754 754  
833 +(((
755 755  (% style="color:red" %)Notice, N95S31B and LSN50v2 share the same mother board. They use the same connection and method to update.
756 756  )))
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757 757  
758 758  
759 759  
1657520100595-569.png
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