Last modified by Mengting Qiu on 2024/04/02 16:44
<
From version < 116.3 >
edited by Xiaoling
on 2022/07/11 09:42
To version < 130.3 >
edited by Xiaoling
on 2023/04/24 09:11
>
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Summary

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... ... @@ -19,8 +19,6 @@
19 19  
20 20  == 1.1 ​ What is N95S31B NB-IoT Sensor Node ==
21 21  
22 -(((
23 -
24 24  
25 25  (((
26 26  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*.
... ... @@ -39,22 +39,16 @@
39 39  )))
40 40  
41 41  (((
42 -
43 -)))
44 -
45 -(((
46 46  ~* make sure you have NB-IoT coverage locally.
47 47  )))
48 48  
49 -
50 -)))
51 51  
52 52  [[image:1657348284168-431.png]]
53 53  
54 54  
55 -
56 56  == 1.2 ​ Features ==
57 57  
49 +
58 58  * NB-IoT Bands: B1/B3/B8/B5/B20/B28 @H-FDD
59 59  * Monitor Temperature & Humidity via SHT31
60 60  * AT Commands to change parameters
... ... @@ -78,12 +78,12 @@
78 78  
79 79  (% style="color:#037691" %)**NB-IoT Spec:**
80 80  
81 -* - B1 @H-FDD: 2100MHz
82 -* - B3 @H-FDD: 1800MHz
83 -* - B8 @H-FDD: 900MHz
84 -* - B5 @H-FDD: 850MHz
85 -* - B20 @H-FDD: 800MHz
86 -* - B28 @H-FDD: 700MHz
73 +* B1 @H-FDD: 2100MHz
74 +* B3 @H-FDD: 1800MHz
75 +* B8 @H-FDD: 900MHz
76 +* B5 @H-FDD: 850MHz
77 +* B20 @H-FDD: 800MHz
78 +* B28 @H-FDD: 700MHz
87 87  
88 88  (% style="color:#037691" %)**Battery:**
89 89  
... ... @@ -97,6 +97,7 @@
97 97  
98 98  == ​1.4  Applications ==
99 99  
92 +
100 100  * Smart Buildings & Home Automation
101 101  * Logistics and Supply Chain Management
102 102  * Smart Metering
... ... @@ -108,44 +108,47 @@
108 108  ​
109 109  
110 110  
111 -== 1.5  Pin Definitions ==
104 +== 1.5  Pin Definitions & Switch ==
112 112  
106 +
113 113  N95S31B use the mother board from NBSN95 which as below.
114 114  
109 +
115 115  [[image:image-20220709144723-1.png]]
116 116  
117 117  
118 118  === 1.5.1 Jumper JP2 ===
119 119  
115 +
120 120  Power on Device when put this jumper.
121 121  
122 122  
123 -
124 124  === 1.5.2 BOOT MODE / SW1 ===
125 125  
121 +
126 126  (((
127 -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.
123 +**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.
128 128  )))
129 129  
130 130  (((
131 -2) Flash: work mode, device starts to work and send out console output for further debug
127 +**2) Flash:**  work mode, device starts to work and send out console output for further debug
132 132  )))
133 133  
134 134  
135 -
136 136  === 1.5.3 Reset Button ===
137 137  
133 +
138 138  Press to reboot the device.
139 139  
140 140  
141 -
142 142  === 1.5.4 LED ===
143 143  
139 +
144 144  It will flash:
145 145  
146 -1. When boot the device in flash mode
147 -1. Send an uplink packet
142 +1.  When boot the device in flash mode
148 148  
144 +2.  Send an uplink packet
149 149  
150 150  
151 151  = 2.  Use N95S31B to communicate with IoT Server =
... ... @@ -166,16 +166,14 @@
166 166  
167 167  )))
168 168  
169 -[[image:1657350248151-650.png]]
165 +[[image:1657520100595-569.png]]
170 170  
171 171  (((
172 172  
173 173  )))
174 174  
175 -
176 176  == 2.2 ​ Configure the N95S31B ==
177 177  
178 -
179 179  === 2.2.1  Power On N95S31B ===
180 180  
181 181  
... ... @@ -182,7 +182,7 @@
182 182  [[image:image-20220709150546-2.png]]
183 183  
184 184  
185 -=== 2.2.1 Test Requirement ===
179 +=== 2.2.2 Test Requirement ===
186 186  
187 187  
188 188  (((
... ... @@ -231,9 +231,9 @@
231 231  [[image:1657350625843-586.png]]
232 232  
233 233  
234 -
235 235  === 2.2.3  Insert SIM card ===
236 236  
230 +
237 237  (((
238 238  Insert the NB-IoT Card get from your provider.
239 239  )))
... ... @@ -246,26 +246,29 @@
246 246  [[image:1657351240556-536.png]]
247 247  
248 248  
249 -
250 250  === 2.2.4  Connect USB – TTL to N95S31B to configure it ===
251 251  
245 +
252 252  (((
253 253  (((
254 254  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.
249 +
250 +
255 255  )))
256 256  )))
257 257  
258 258  [[image:1657351312545-300.png]]
259 259  
260 -**Connection:**
261 261  
262 - (% style="background-color:yellow" %)USB TTL GND <~-~-~-~-> GND
257 +(% style="color:blue" %)**Connection:**
263 263  
264 - (% style="background-color:yellow" %)USB TTL TXD <~-~-~-~-> UART_RXD
259 + (% style="background-color:yellow" %)**USB TTL GND <~-~-~-~-> GND**
265 265  
266 - (% style="background-color:yellow" %)USB TTL RXD <~-~-~-~-> UART_TXD
261 +**~ (% style="background-color:yellow" %)USB TTL TXD <~-~-~-~-> UART_RXD(%%)**
267 267  
263 +**~ (% style="background-color:yellow" %)USB TTL RXD <~-~-~-~-> UART_TXD(%%)**
268 268  
265 +
269 269  In the PC, use below serial tool settings:
270 270  
271 271  * Baud:  (% style="color:green" %)**9600**
... ... @@ -280,17 +280,18 @@
280 280  
281 281  [[image:1657329814315-101.png]]
282 282  
280 +
283 283  (((
284 -(% 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/]]
282 +(% 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]]**
285 285  )))
286 286  
287 287  
288 -
289 289  === 2.2.5  Use CoAP protocol to uplink data ===
290 290  
291 -(% 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/]]
292 292  
289 +(% 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/]]**
293 293  
291 +
294 294  (((
295 295  **Use below commands:**
296 296  )))
... ... @@ -299,10 +299,10 @@
299 299  (% style="color:blue" %)**AT+PRO=1**  (%%) ~/~/ Set to use CoAP protocol to uplink
300 300  )))
301 301  * (((
302 -(% style="color:blue" %)**AT+SERVADDR=120.24.4.116,5683   ** (%%)~/~/ to set CoAP server address and port
300 +(% style="color:blue" %)**AT+SERVADDR=120.24.4.116,5683   ** (%%)~/~/ to set CoAP server address and port
303 303  )))
304 304  * (((
305 -(% style="color:blue" %)**AT+URI=5,11,"mqtt",11,"coap",12,"0",15,"c=text1",23,"0" ** (%%) ~/~/Set COAP resource path
303 +(% style="color:blue" %)**AT+URI=5,11,"mqtt",11,"coap",12,"0",15,"c=text1",23,"0" ** (%%) ~/~/  Set COAP resource path
306 306  )))
307 307  
308 308  (((
... ... @@ -321,7 +321,6 @@
321 321  [[image:1657352185396-303.png]]
322 322  
323 323  
324 -
325 325  === 2.2.6  Use UDP protocol to uplink data(Default protocol) ===
326 326  
327 327  
... ... @@ -335,18 +335,18 @@
335 335  [[image:1657352403317-397.png]]
336 336  
337 337  
338 -
339 339  === 2.2.7  Use MQTT protocol to uplink data ===
340 340  
337 +
341 341  N95S31B supports only plain MQTT now it doesn't support TLS and other related encryption.
342 342  
343 -* (% style="color:blue" %)**AT+PRO=3   ** (%%) ~/~/Set to use MQTT protocol to uplink
344 -* (% style="color:blue" %)**AT+SERVADDR=120.24.4.116,1883   ** (%%) ~/~/Set MQTT server address and port
345 -* (% style="color:blue" %)**AT+CLIENT=CLIENT       ** (%%)~/~/Set up the CLIENT of MQTT
346 -* (% style="color:blue" %)**AT+UNAME=UNAME                                **(%%)~/~/Set the username of MQTT
347 -* (% style="color:blue" %)**AT+PWD=PWD                                         **(%%)~/~/Set the password of MQTT
348 -* (% style="color:blue" %)**AT+PUBTOPIC=f9527                               **(%%)~/~/Set the sending topic of MQTT
349 -* (% style="color:blue" %)**AT+SUBTOPIC=Ns9527          **(%%) ~/~/Set the subscription topic of MQTT
340 +* (% style="color:blue" %)**AT+PRO=3   ** (%%) ~/~/  Set to use MQTT protocol to uplink
341 +* (% style="color:blue" %)**AT+SERVADDR=120.24.4.116,1883   ** (%%) ~/~/  Set MQTT server address and port
342 +* (% style="color:blue" %)**AT+CLIENT=CLIENT       ** (%%)~/~/  Set up the CLIENT of MQTT
343 +* (% style="color:blue" %)**AT+UNAME=UNAME                                **(%%)~/~/  Set the username of MQTT
344 +* (% style="color:blue" %)**AT+PWD=PWD                                         **(%%)~/~/  Set the password of MQTT
345 +* (% style="color:blue" %)**AT+PUBTOPIC=f9527                               **(%%)~/~/  Set the sending topic of MQTT
346 +* (% style="color:blue" %)**AT+SUBTOPIC=Ns9527          **(%%) ~/~/  Set the subscription topic of MQTT
350 350  
351 351  [[image:1657352634421-276.png]]
352 352  
... ... @@ -353,19 +353,19 @@
353 353  
354 354  [[image:1657352645687-385.png]]
355 355  
353 +
356 356  (((
357 357  To save battery life, N95S31B will establish a subscription before each uplink and close the subscription 3 seconds after uplink successful. Any downlink commands from server will only arrive during the subscription period.
358 358  )))
359 359  
360 -
361 361  (((
362 362  MQTT protocol has a much high-power consumption compare vs UDP / CoAP protocol. Please check the power analyze document and adjust the uplink period to a suitable interval.
363 363  )))
364 364  
365 365  
366 -
367 367  === 2.2.8  Use TCP protocol to uplink data ===
368 368  
365 +
369 369  This feature is supported since firmware version v110
370 370  
371 371  * (% style="color:blue" %)**AT+PRO=4   ** (%%) ~/~/ Set to use TCP protocol to uplink
... ... @@ -377,9 +377,9 @@
377 377  [[image:1657352914475-252.png]]
378 378  
379 379  
380 -
381 381  === 2.2.9  Change Update Interval ===
382 382  
379 +
383 383  User can use below command to change the (% style="color:green" %)**uplink interval**.
384 384  
385 385  * (% style="color:blue" %)**AT+TDC=600      ** (%%)~/~/ Set Update Interval to 600s
... ... @@ -388,13 +388,20 @@
388 388  
389 389  )))
390 390  
388 +(((
389 +(% style="color:red" %)**NOTE: Since firmware version is v1.2:**
390 +)))
391 391  
392 +(((
393 +(% 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).**
394 +)))
392 392  
396 +
393 393  == 2.3  Uplink Payload ==
394 394  
395 395  
396 396  (((
397 -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.
401 +N95S31B has different working modes for the connections of different types 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.
398 398  )))
399 399  
400 400  
... ... @@ -403,7 +403,7 @@
403 403  )))
404 404  
405 405  (((
406 - (% 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.
410 + (% 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.
407 407  )))
408 408  
409 409  
... ... @@ -426,24 +426,26 @@
426 426  
427 427  (% style="color:red" %)
428 428  1. (((
429 -All modes share the same Payload Explanation from [[HERE>>||anchor="H2.3A0UplinkPayload"]].
433 +**All modes share the same Payload Explanation from [[HERE>>||anchor="H2.3A0UplinkPayload"]].**
430 430  )))
431 431  1. (((
432 -By default, the device will send an uplink message every 1 hour.
433 -)))
436 +**By default, the device will send an uplink message every 1 hour.**
434 434  
435 435  
439 +
440 +)))
436 436  
437 437  === 2.3.1  Payload Analyze ===
438 438  
444 +==== 2.3.1.1  Before Firmware v1.2 ====
445 +
446 +
439 439  N95S31B uplink payload includes in total 21 bytes
440 440  
441 441  
442 -(% border="1" cellspacing="10" style="background-color:#ffffcc; color:green; width:520px" %)
443 -|=(% style="width: 60px;" %)(((
444 -**Size(bytes)**
445 -)))|=(% 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**
446 -|(% 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" %)(((
450 +(% border="1" style="background-color:#ffffcc; color:green; width:520px" %)
451 +|=(% style="width: 50px;" %)**Size(bytes)**|=(% style="width: 45px;" %)**6**|=(% style="width: 25px;" %)2|=(% style="width: 25px;" %)**2**|=(% style="width: 65px;" %)**1**|=(% style="width: 50px;" %)1|=(% style="width: 120px;" %)5|=(% style="width: 70px;" %)**2**|=(% style="width: 70px;" %)**2**
452 +|(% style="width:97px" %)**Value**|(% style="width:65px" %)[[Device ID>>||anchor="H2.3.2A0DeviceID"]]|(% style="width:50px" %)[[Ver>>||anchor="H2.3.3A0VersionInfo"]]|(% style="width:46px" %)[[BAT>>||anchor="H2.3.4A0BatteryInfo"]]|(% style="width:75px" %)[[Signal Strength>>||anchor="H2.3.5A0SignalStrength"]]|(% style="width:59px" %)MOD 0X01|(% style="width:162px" %)(((
447 447  (((
448 448  Reserve/ Same as NBSN95 CFGMOD=1
449 449  )))
... ... @@ -451,7 +451,7 @@
451 451  (((
452 452  No function here.
453 453  )))
454 -)))|(% style="width:77px" %)(((
460 +)))|(% style="width:102px" %)(((
455 455  (((
456 456  [[Temperature >>||anchor="H2.3.6A0Temperature26Humidity"]]
457 457  )))
... ... @@ -459,7 +459,7 @@
459 459  (((
460 460  By SHT31
461 461  )))
462 -)))|(% style="width:80px" %)(((
468 +)))|(% style="width:81px" %)(((
463 463  (((
464 464  [[Humidity>>||anchor="H2.3.6A0Temperature26Humidity"]]
465 465  )))
... ... @@ -470,6 +470,8 @@
470 470  )))
471 471  
472 472  (((
479 +
480 +
473 473  (((
474 474  If we use the MQTT client to subscribe to this MQTT topic, we can see the following information when the NB sensor uplink data.
475 475  )))
... ... @@ -479,29 +479,89 @@
479 479  [[image:1657354294009-643.png]]
480 480  
481 481  
482 -The payload is ASCII string, representative same HEX: 0x724031607457006e0ccd1b0100dc000ccc00e10186 where:
490 +The payload is ASCII string, representative same HEX: (% style="background-color:yellow" %)**0x724031607457 006e 0ccd 1b 01 00dc000ccc 00e1 0186**
483 483  
484 -* Device ID: 0x724031607457 = 724031607457
485 -* Version: 0x006e=110=1.1.0
492 +**where:**
486 486  
487 -* BAT: 0x0ccd = 3277 mV = 3.277V
488 -* Signal: 0x1b = 27
489 -* Model: 0x01 = 1
490 -* 0x00dc000ccc= reserve, ignore in N95S31B
491 -* Temperature by SHT31: 0x00e1 = 225 = 22.5 °C
492 -* Humidity by SHT31: 0x0186 = 390 = 39.0 %rh
494 +* (% style="color:#037691" %)**Device ID:** (%%) 0x724031607457 = 724031607457
493 493  
496 +* (% style="color:#037691" %)**Version: **(%%) 0x006e=110=1.1.0
497 +
498 +* (% style="color:#037691" %)**BAT:**   (%%) 0x0ccd = 3277 mV = 3.277V
499 +
500 +* (% style="color:#037691" %)**Signal:** (%%) 0x1b = 27
501 +
502 +* (% style="color:#037691" %)**Model:** (%%) 0x01 = 1
503 +
504 +* (% style="color:#037691" %)**0x00dc000ccc= reserve, ignore in N95S31B**
505 +
506 +* (% style="color:#037691" %)**Temperature by SHT31:** (%%) 0x00e1 = 225 = 22.5 °C
507 +
508 +* (% style="color:#037691" %)**Humidity by SHT31:**  (%%) 0x0186 = 390 = 39.0 %rh
509 +
494 494  (((
495 495  
496 -)))
497 497  
498 -(((
499 499  
500 500  )))
501 501  
516 +==== 2.3.1.2 Since Firmware v1.2 ====
502 502  
518 +
519 +In this mode, uplink payload includes 91 bytes in total by default.
520 +
521 +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.
522 +
523 +
524 +(% border="1" style="background-color:#ffffcc; color:green; width:520px" %)
525 +|=(% scope="row" style="width: 50px;" %)**Size(bytes)**|(% style="width:40px" %)**8**|(% style="width:20px" %)**2**|(% style="width:20px" %)**2**|(% style="width:30px" %)**1**|(% style="width:20px" %)**1**|(% style="width:55px" %)**2**|(% style="width:35px" %)**1**|(% style="width:20px" %)**2**|(% style="width:40px" %)**2**|(% style="width:40px" %)**2**|(% style="width:30px" %)**4**|(% style="width:40px" %)**2**|(% style="width:40px" %)**2**|(% style="width:35px" %)**4**
526 +|=(% style="width: 95px;" %)**Value**|(% style="width:82px" %)Device ID|(% style="width:43px" %)Ver|(% style="width:47px" %)BAT|(% style="width:124px" %)Signal Strength|(% style="width:56px" %)MOD|(% style="width:109px" %)TemDS18B20|(% style="width:80px" %)Interrupt|(% style="width:51px" %)ADC|(% style="width:79px" %)SHTTEM|(% style="width:84px" %)SHTHUM|(% style="width:100px" %)Time stamp |(% style="width:76px" %)SHTTEM|(% style="width:81px" %)SHTHUM|(% style="width:121px" %)Time stamp .....
527 +
528 +If we use the MQTT client to subscribe to this MQTT topic, we can see the following information when the N95S31B uplink data.
529 +
530 +
531 +[[image:image-20220908154949-1.png]]
532 +
533 +
534 +The payload is ASCII string, representative same HEX:
535 +
536 +**0x (% style="color:red" %)__f868411056758782__ (% style="color:blue" %)__000c__ (% style="color:green" %)__0d0f__ (% style="color:#00b0f0" %)__0c__ (% style="color:#7030a0" %)__01__ (% style="color:#d60093" %)__0000__ (% style="color:#a14d07" %)__00__ __0030__ (% style="color:#0020b0" %)__0114__ (% style="color:#420042" %)__0231__ (% style="color:#663300" %)__63199d3c__ (%%)__0113023163199d12__ __0113023163199c5e__// //__0112023763199baa__ __0112023263199af6__// //__0111023b631999a7__ **
537 +
538 +**__0112023b631998f3__// //__011202426319983f__ __01110242631996eb__**
539 +
540 +**where:**
541 +
542 +* (% style="color:#037691" %)**Device ID:**(%%) f868411056758782 = f868411056758782
543 +
544 +* (% style="color:#037691" %)**Version:** (%%)0x000c=120=1.2
545 +
546 +* (% style="color:#037691" %)**BAT:**      (%%)0x0d0f = 3343 mV = 3.343V
547 +
548 +* (% style="color:#037691" %)**Singal:**(%%)  0x0c = 12
549 +
550 +* (% style="color:#037691" %)**Mod:**(%%)  0x01 = 1
551 +
552 +* (% style="color:#037691" %)**TemDS18B20:**(%%)  0x0000= 0 = 0
553 +
554 +* (% style="color:#037691" %)**Interrupt:**  (%%)0x00= 0
555 +
556 +* (% style="color:#037691" %)**adc:**(%%)  0x0030= 48
557 +
558 +* (% style="color:#037691" %)**SHTTEM:**(%%)  0x0114= 276 = 27.6
559 +
560 +* (% style="color:#037691" %)**SHTHUM:**(%%)  0x0231 =561=56.1%
561 +
562 +* (% style="color:#037691" %)**Time stamp :  **(%%)0x63199d3c =1662342011  ([[Unix Epoch Time>>url:http://www.epochconverter.com/]])
563 +
564 +* (% style="color:#037691" %)**SHTTEM,SHTHUM,Time stamp :**(%%)  0113023163199d12
565 +
566 +* (% style="color:#037691" %)**8 sets of recorded data:**(%%)** **SHTTEM,SHTHUM,Time stamp : 0113023163199c5e, .......
567 +
568 +
569 +
503 503  === 2.3.2  Device ID ===
504 504  
572 +
505 505  (((
506 506  By default, the Device ID equal to the last 6 bytes of IMEI.
507 507  )))
... ... @@ -508,10 +508,12 @@
508 508  
509 509  (((
510 510  User can use (% style="color:blue" %)**AT+DEUI**(%%) to set Device ID
579 +
580 +
511 511  )))
512 512  
513 513  (((
514 -**Example:**
584 +(% style="color:blue" %)**Example:**
515 515  )))
516 516  
517 517  (((
... ... @@ -519,23 +519,37 @@
519 519  )))
520 520  
521 521  (((
522 -The Device ID is stored in a none-erase area, Upgrade the firmware or run **AT+FDR** won't erase Device ID.
592 +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.
593 +
594 +
523 523  )))
524 524  
597 +(% style="color:red" %)**NOTE: When the firmware version is v1.2 and later firmware:**
525 525  
526 526  
600 +By default, the Device ID equal to the last 15 bits of IMEI.
601 +
602 +User can use ** (% style="color:blue" %)AT+DEUI(%%)** to set Device ID
603 +
604 +
605 +(% style="color:blue" %)**Example:**
606 +
607 +AT+DEUI=868411056754138
608 +
609 +
527 527  === 2.3.3  Version Info ===
528 528  
612 +
529 529  (((
530 530  These bytes include the hardware and software version.
531 531  )))
532 532  
533 533  (((
534 -Higher byte: Specify hardware version: always 0x00 for N95S31B
618 +**Higher byte:** Specify hardware version: always 0x00 for N95S31B
535 535  )))
536 536  
537 537  (((
538 -Lower byte: Specify the software version: 0x6E=110, means firmware version 110
622 +**Lower byte:** Specify the software version: 0x6E=110, means firmware version 110
539 539  )))
540 540  
541 541  (((
... ... @@ -550,9 +550,9 @@
550 550  
551 551  )))
552 552  
553 -
554 554  === 2.3.4  Battery Info ===
555 555  
639 +
556 556  (((
557 557  Ex1: 0x0B45 = 2885mV
558 558  )))
... ... @@ -562,9 +562,9 @@
562 562  )))
563 563  
564 564  
565 -
566 566  === 2.3.5  Signal Strength ===
567 567  
651 +
568 568  (((
569 569  NB-IoT Network signal Strength.
570 570  )))
... ... @@ -594,9 +594,9 @@
594 594  )))
595 595  
596 596  
597 -
598 598  === 2.3.6  Temperature & Humidity ===
599 599  
683 +
600 600  The device will be able to get the SHT31 temperature and humidity data now and upload to IoT Server.
601 601  
602 602  [[image:image-20220709161741-3.png]]
... ... @@ -612,11 +612,11 @@
612 612  Humidity:    Read:0295(H)=661(D)    Value:  661 / 10=66.1, So 66.1%
613 613  
614 614  
615 -
616 616  == 2.4  Downlink Payload ==
617 617  
618 -By default, NDDS75 prints the downlink payload to console port.
619 619  
702 +By default, N95S31B prints the downlink payload to console port.
703 +
620 620  [[image:image-20220709100028-1.png]]
621 621  
622 622  
... ... @@ -653,7 +653,7 @@
653 653  )))
654 654  
655 655  (((
656 -If payload = 0x04FF, it will reset the NDDS75
740 +If payload = 0x04FF, it will reset the N95S31B
657 657  )))
658 658  
659 659  
... ... @@ -664,69 +664,76 @@
664 664  )))
665 665  
666 666  
751 +== 2.5  Humidity and Temperature alarm function ==
667 667  
668 -== 2.5  ​Battery Analysis ==
669 669  
670 -=== 2.5.1  ​Battery Type ===
754 +**~ (% style="color:blue" %)➢ AT Command:(%%)**
671 671  
672 672  
673 -(((
674 -The N95S31B 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.
675 -)))
757 +(% style="color:#037691" %)**AT+ SHHUM=min,max**
676 676  
677 -(((
678 -The battery is designed to last for several years depends on the actually use environment and update interval. 
679 -)))
680 680  
681 -(((
682 -The battery related documents as below:
683 -)))
760 +² When min=0, and max≠0, Alarm higher than max
684 684  
685 -* [[Battery Dimension>>http://www.dragino.com/downloads/index.php?dir=datasheet/Battery/ER26500/]]
686 -* [[Lithium-Thionyl Chloride Battery datasheet>>http://www.dragino.com/downloads/index.php?dir=datasheet/Battery/ER26500/]]
687 -* [[Lithium-ion Battery-Capacitor datasheet>>http://www.dragino.com/downloads/index.php?dir=datasheet/Battery/ER26500/]]
762 +² When min≠0, and max=0, Alarm lower than min
688 688  
689 -(((
690 -[[image:image-20220709101450-2.png]]
691 -)))
764 +² When min≠0 and max≠0, Alarm higher than max or lower than min
692 692  
693 693  
767 + (% style="color:blue" %)**Example:**
694 694  
695 -=== 2.5.2  Power consumption Analyze ===
769 +AT+ SHHUM=50,80 ~/~/ Alarm when humidity lower than 50.
696 696  
697 -(((
698 -The file **DRAGINO_N95S31B-Power-Analyzer.pdf** from [[https:~~/~~/www.dragino.com/downloads/index.php?dir=NB-IoT/N95S31B/>>url:https://www.dragino.com/downloads/index.php?dir=NB-IoT/N95S31B/]] describes a detail measurement to analyze the power consumption in different case. User can use it for design guideline for their project.
699 -)))
700 700  
701 -(((
702 -
703 -)))
772 +(% style="color:#037691" %)**AT+ SHTEMP=min,max**
704 704  
774 +² When min=0, and max≠0, Alarm higher than max
705 705  
706 -=== 2.5.3  ​Battery Note ===
776 +² When min≠0, and max=0, Alarm lower than min
707 707  
708 -(((
709 -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 uplink data, then the battery life may be decreased.
710 -)))
778 +² When min≠0 and max≠0, Alarm higher than max or lower than min
711 711  
712 712  
781 +**~ (% style="color:blue" %)Example:(%%)**
713 713  
714 -=== 2.5.4  Replace the battery ===
783 +AT+ SHTEMP=20,30 ~/~/ Alarm when temperature lower than 20.
715 715  
716 716  
717 -(((
718 -You can change the battery in the N95S31B.The type of battery is not limited as long as the output is between 3v to 3.6v. On the main board, there is a diode (D1) between the battery and the main circuit. If you need to use a battery with less than 3.3v, please remove the D1 and shortcut the two pads of it so there won't be voltage drop between battery and main board.
719 -)))
786 +== 2.6 Set the number of data to be uploaded and the recording time ==
720 720  
721 721  
722 -(((
723 -The default battery pack of N95S31B 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).
724 -)))
789 +**~ (% style="color:blue" %)➢ AT Command:(%%)**
725 725  
791 +* (% 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)
792 +* (% 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.
726 726  
794 + The diagram below explains the relationship between TR, NOUD, and TDC more clearly**:**
727 727  
796 +[[image:image-20221009001045-1.png||height="726" width="1009"]]
797 +
798 +
799 +== 2.7 Read or Clear cached data ==
800 +
801 +
802 +**~ (% style="color:blue" %)➢ AT Command:(%%)**
803 +
804 +* (% style="color:#037691" %)**AT+CDP**  (%%) ~/~/ Read cached data
805 +* (% style="color:#037691" %)**AT+CDP=0** (%%) ~/~/  Clear cached data
806 +
807 +[[image:image-20220908163102-2.png]]
808 +
809 +
810 +== 2.8 Battery & Power Consumption ==
811 +
812 +
813 +N95S31B uses ER26500 + SPC1520 battery pack. See below link for detail information about the battery info and how to replace.
814 +
815 +[[**Battery Info & Power Consumption Analyze**>>url:http://wiki.dragino.com/xwiki/bin/view/Main/How%20to%20calculate%20the%20battery%20life%20of%20Dragino%20sensors%3F/]] .
816 +
817 +
728 728  = 3. ​ Access NB-IoT Module =
729 729  
820 +
730 730  (((
731 731  Users can directly access the AT command set of the NB-IoT module.
732 732  )))
... ... @@ -733,19 +733,21 @@
733 733  
734 734  (((
735 735  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/]] 
827 +
828 +
736 736  )))
737 737  
738 738  [[image:1657333200519-600.png]]
739 739  
740 740  
741 -
742 742  = 4.  Using the AT Commands =
743 743  
744 744  == 4.1  Access AT Commands ==
745 745  
746 -See NBSN95 AT Command in this link for detail:  [[https:~~/~~/www.dragino.com/downloads/index.php?dir=NB-IoT/NBSN95/>>url:https://www.dragino.com/downloads/index.php?dir=NB-IoT/NBSN95/]]
747 747  
839 +See NBSN95 AT Command in this link for detail:  [[https:~~/~~/www.dropbox.com/sh/jao1xt9kw5r3yq4/AAAMpJkZzExF2JLbRWxGoQ9Na?dl=0>>https://www.dropbox.com/sh/jao1xt9kw5r3yq4/AAAMpJkZzExF2JLbRWxGoQ9Na?dl=0]]
748 748  
841 +
749 749  AT+<CMD>?  : Help on <CMD>
750 750  
751 751  AT+<CMD>         : Run <CMD>
... ... @@ -785,7 +785,24 @@
785 785  
786 786  AT+SERVADDR  : Server Address
787 787  
881 +AT+TR      : Get or Set record time
788 788  
883 +AT+APN     : Get or set the APN
884 +
885 +AT+FBAND   : Get or Set whether to automatically modify the frequency band
886 +
887 +AT+DNSCFG  : Get or Set DNS Server
888 +
889 +AT+GETSENSORVALUE   : Returns the current sensor measurement
890 +
891 +AT+NOUD      : Get or Set the number of data to be uploaded
892 +
893 +AT+CDP     : Read or Clear cached data
894 +
895 +AT+SHTEMP: Get or Set alarm of temp
896 +
897 +AT+SHHUM: Get or Set alarm of moisture
898 +
789 789  (% style="color:#037691" %)**COAP Management**      
790 790  
791 791  AT+URI            : Resource parameters
... ... @@ -816,7 +816,6 @@
816 816  AT+PWORD  : Serial Access Password
817 817  
818 818  
819 -
820 820  = ​5.  FAQ =
821 821  
822 822  == 5.1 ​ How to Upgrade Firmware ==
... ... @@ -831,15 +831,12 @@
831 831  )))
832 832  
833 833  (((
834 -
943 +Firmware Download：[[https:~~/~~/www.dropbox.com/sh/fr8w23rb951512i/AACSJeGQg-7ZjKhAI_Sn57H6a?dl=0>>https://www.dropbox.com/sh/fr8w23rb951512i/AACSJeGQg-7ZjKhAI_Sn57H6a?dl=0]]
835 835  
836 -(((
837 -(% style="color:red" %)Notice, N95S31B and LSN50v2 share the same mother board. They use the same connection and method to update.
945 +(% style="color:red" %)**Notice, N95S31B and LSN50v2 share the same mother board. They use the same connection and method to update.**
838 838  )))
839 -)))
840 840  
841 841  
842 -
843 843  = 6.  Trouble Shooting =
844 844  
845 845  == 6.1  ​Connection problem when uploading firmware ==
... ... @@ -849,14 +849,10 @@
849 849  **Please see: **[[http:~~/~~/wiki.dragino.com/xwiki/bin/view/Main/Firmware%20Upgrade%20Instruction%20for%20STM32%20base%20products/#H3.3Troubleshooting>>url:http://wiki.dragino.com/xwiki/bin/view/Main/Firmware%20Upgrade%20Instruction%20for%20STM32%20base%20products/#H3.3Troubleshooting]]
850 850  )))
851 851  
852 -(% class="wikigeneratedid" %)
853 -(((
854 -
855 -)))
856 856  
857 -
858 858  == 6.2  AT Command input doesn't work ==
859 859  
961 +
860 860  (((
861 861  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.
862 862  
... ... @@ -863,7 +863,12 @@
863 863  
864 864  )))
865 865  
968 +== 6.3 Not able to connect to NB-IoT network and keep showing "Signal Strength:99". ==
866 866  
970 +
971 +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]]//**.
972 +
973 +
867 867  = 7. ​ Order Info =
868 868  
869 869  
... ... @@ -870,11 +870,6 @@
870 870  Part Number**:** (% style="color:#4f81bd" %)**N95S31B-YY**
871 871  
872 872  
873 -(% class="wikigeneratedid" %)
874 -(((
875 -
876 -)))
877 -
878 878  = 8.  Packing Info =
879 879  
880 880  (((
... ... @@ -897,14 +897,13 @@
897 897  * Weight / pcs : 180g
898 898  )))
899 899  
900 -(((
901 -
902 902  
903 903  
904 -
905 -)))
906 -
907 907  = 9.  Support =
908 908  
1006 +
909 909  * 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.
1008 +
910 910  * 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]]
1010 +
1011 +
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