Last modified by Mengting Qiu on 2024/04/02 16:44
<
From version < 130.2 >
edited by Xiaoling
on 2023/04/24 09:10
To version < 119.3 >
edited by Xiaoling
on 2022/08/22 15:05
>
Change comment: There is no comment for this version

Summary

Details

Page properties
Content
... ... @@ -17,8 +17,11 @@
17 17  
18 18  = 1.  Introduction =
19 19  
20 +
20 20  == 1.1 ​ What is N95S31B NB-IoT Sensor Node ==
21 21  
23 +(((
24 +
22 22  
23 23  (((
24 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*.
... ... @@ -37,13 +37,20 @@
37 37  )))
38 38  
39 39  (((
43 +
44 +)))
45 +
46 +(((
40 40  ~* make sure you have NB-IoT coverage locally.
41 41  )))
42 42  
50 +
51 +)))
43 43  
44 44  [[image:1657348284168-431.png]]
45 45  
46 46  
56 +
47 47  == 1.2 ​ Features ==
48 48  
49 49  
... ... @@ -60,6 +60,7 @@
60 60  
61 61  
62 62  
73 +
63 63  == 1.3  Specification ==
64 64  
65 65  
... ... @@ -68,15 +68,19 @@
68 68  * Supply Voltage: 2.1v ~~ 3.6v
69 69  * Operating Temperature: -40 ~~ 85°C
70 70  
82 +
83 +
71 71  (% style="color:#037691" %)**NB-IoT Spec:**
72 72  
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
86 +* - B1 @H-FDD: 2100MHz
87 +* - B3 @H-FDD: 1800MHz
88 +* - B8 @H-FDD: 900MHz
89 +* - B5 @H-FDD: 850MHz
90 +* - B20 @H-FDD: 800MHz
91 +* - B28 @H-FDD: 700MHz
79 79  
93 +
94 +
80 80  (% style="color:#037691" %)**Battery:**
81 81  
82 82  * Li/SOCI2 un-chargeable battery
... ... @@ -87,6 +87,7 @@
87 87  
88 88  
89 89  
105 +
90 90  == ​1.4  Applications ==
91 91  
92 92  
... ... @@ -101,6 +101,7 @@
101 101  ​
102 102  
103 103  
120 +
104 104  == 1.5  Pin Definitions & Switch ==
105 105  
106 106  
... ... @@ -110,6 +110,7 @@
110 110  [[image:image-20220709144723-1.png]]
111 111  
112 112  
130 +
113 113  === 1.5.1 Jumper JP2 ===
114 114  
115 115  
... ... @@ -116,18 +116,20 @@
116 116  Power on Device when put this jumper.
117 117  
118 118  
137 +
119 119  === 1.5.2 BOOT MODE / SW1 ===
120 120  
121 121  
122 122  (((
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.
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.
124 124  )))
125 125  
126 126  (((
127 -**2) Flash:**  work mode, device starts to work and send out console output for further debug
146 +2) Flash: work mode, device starts to work and send out console output for further debug
128 128  )))
129 129  
130 130  
150 +
131 131  === 1.5.3 Reset Button ===
132 132  
133 133  
... ... @@ -134,18 +134,21 @@
134 134  Press to reboot the device.
135 135  
136 136  
157 +
137 137  === 1.5.4 LED ===
138 138  
139 139  
140 140  It will flash:
141 141  
142 -1.  When boot the device in flash mode
163 +1. When boot the device in flash mode
164 +1. Send an uplink packet
143 143  
144 -2.  Send an uplink packet
145 145  
146 146  
168 +
147 147  = 2.  Use N95S31B to communicate with IoT Server =
148 148  
171 +
149 149  == 2.1  How it works ==
150 150  
151 151  
... ... @@ -168,8 +168,10 @@
168 168  
169 169  )))
170 170  
194 +
171 171  == 2.2 ​ Configure the N95S31B ==
172 172  
197 +
173 173  === 2.2.1  Power On N95S31B ===
174 174  
175 175  
... ... @@ -176,9 +176,10 @@
176 176  [[image:image-20220709150546-2.png]]
177 177  
178 178  
179 -=== 2.2.2 Test Requirement ===
180 180  
205 +=== 2.2.1 Test Requirement ===
181 181  
207 +
182 182  (((
183 183  To use N95S31B in your city, make sure meet below requirements:
184 184  )))
... ... @@ -225,6 +225,7 @@
225 225  [[image:1657350625843-586.png]]
226 226  
227 227  
254 +
228 228  === 2.2.3  Insert SIM card ===
229 229  
230 230  
... ... @@ -240,6 +240,7 @@
240 240  [[image:1657351240556-536.png]]
241 241  
242 242  
270 +
243 243  === 2.2.4  Connect USB – TTL to N95S31B to configure it ===
244 244  
245 245  
... ... @@ -254,13 +254,13 @@
254 254  [[image:1657351312545-300.png]]
255 255  
256 256  
257 -(% style="color:blue" %)**Connection:**
285 +**Connection:**
258 258  
259 - (% style="background-color:yellow" %)**USB TTL GND <~-~-~-~-> GND**
287 + (% style="background-color:yellow" %)USB TTL GND <~-~-~-~-> GND
260 260  
261 -**~ (% style="background-color:yellow" %)USB TTL TXD <~-~-~-~-> UART_RXD(%%)**
289 + (% style="background-color:yellow" %)USB TTL TXD <~-~-~-~-> UART_RXD
262 262  
263 -**~ (% style="background-color:yellow" %)USB TTL RXD <~-~-~-~-> UART_TXD(%%)**
291 + (% style="background-color:yellow" %)USB TTL RXD <~-~-~-~-> UART_TXD
264 264  
265 265  
266 266  In the PC, use below serial tool settings:
... ... @@ -283,6 +283,7 @@
283 283  )))
284 284  
285 285  
314 +
286 286  === 2.2.5  Use CoAP protocol to uplink data ===
287 287  
288 288  
... ... @@ -297,10 +297,10 @@
297 297  (% style="color:blue" %)**AT+PRO=1**  (%%) ~/~/ Set to use CoAP protocol to uplink
298 298  )))
299 299  * (((
300 -(% style="color:blue" %)**AT+SERVADDR=120.24.4.116,5683   ** (%%)~/~/ to set CoAP server address and port
329 +(% style="color:blue" %)**AT+SERVADDR=120.24.4.116,5683   ** (%%)~/~/ to set CoAP server address and port
301 301  )))
302 302  * (((
303 -(% style="color:blue" %)**AT+URI=5,11,"mqtt",11,"coap",12,"0",15,"c=text1",23,"0" ** (%%) ~/~/  Set COAP resource path
332 +(% style="color:blue" %)**AT+URI=5,11,"mqtt",11,"coap",12,"0",15,"c=text1",23,"0" ** (%%) ~/~/Set COAP resource path
304 304  )))
305 305  
306 306  (((
... ... @@ -319,6 +319,7 @@
319 319  [[image:1657352185396-303.png]]
320 320  
321 321  
351 +
322 322  === 2.2.6  Use UDP protocol to uplink data(Default protocol) ===
323 323  
324 324  
... ... @@ -326,6 +326,8 @@
326 326  * (% style="color:blue" %)**AT+SERVADDR=120.24.4.116,5601   ** (%%) ~/~/ to set UDP server address and port
327 327  * (% style="color:blue" %)**AT+CFM=1       ** (%%) ~/~/ If the server does not respond, this command is unnecessary
328 328  
359 +
360 +
329 329  [[image:1657352391268-297.png]]
330 330  
331 331  
... ... @@ -332,19 +332,22 @@
332 332  [[image:1657352403317-397.png]]
333 333  
334 334  
367 +
335 335  === 2.2.7  Use MQTT protocol to uplink data ===
336 336  
337 337  
338 338  N95S31B supports only plain MQTT now it doesn't support TLS and other related encryption.
339 339  
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
373 +* (% style="color:blue" %)**AT+PRO=3   ** (%%) ~/~/Set to use MQTT protocol to uplink
374 +* (% style="color:blue" %)**AT+SERVADDR=120.24.4.116,1883   ** (%%) ~/~/Set MQTT server address and port
375 +* (% style="color:blue" %)**AT+CLIENT=CLIENT       ** (%%)~/~/Set up the CLIENT of MQTT
376 +* (% style="color:blue" %)**AT+UNAME=UNAME                                **(%%)~/~/Set the username of MQTT
377 +* (% style="color:blue" %)**AT+PWD=PWD                                         **(%%)~/~/Set the password of MQTT
378 +* (% style="color:blue" %)**AT+PUBTOPIC=f9527                               **(%%)~/~/Set the sending topic of MQTT
379 +* (% style="color:blue" %)**AT+SUBTOPIC=Ns9527          **(%%) ~/~/Set the subscription topic of MQTT
347 347  
381 +
382 +
348 348  [[image:1657352634421-276.png]]
349 349  
350 350  
... ... @@ -355,11 +355,13 @@
355 355  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.
356 356  )))
357 357  
393 +
358 358  (((
359 359  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.
360 360  )))
361 361  
362 362  
399 +
363 363  === 2.2.8  Use TCP protocol to uplink data ===
364 364  
365 365  
... ... @@ -368,6 +368,8 @@
368 368  * (% style="color:blue" %)**AT+PRO=4   ** (%%) ~/~/ Set to use TCP protocol to uplink
369 369  * (% style="color:blue" %)**AT+SERVADDR=120.24.4.116,5600   **(%%) ~/~/ to set TCP server address and port
370 370  
408 +
409 +
371 371  [[image:1657352898400-901.png]]
372 372  
373 373  
... ... @@ -374,6 +374,7 @@
374 374  [[image:1657352914475-252.png]]
375 375  
376 376  
416 +
377 377  === 2.2.9  Change Update Interval ===
378 378  
379 379  
... ... @@ -385,20 +385,13 @@
385 385  
386 386  )))
387 387  
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 -)))
395 395  
396 -
397 397  == 2.3  Uplink Payload ==
398 398  
399 399  
400 400  (((
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.
434 +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.
402 402  )))
403 403  
404 404  
... ... @@ -407,7 +407,7 @@
407 407  )))
408 408  
409 409  (((
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.
443 + (% 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.
411 411  )))
412 412  
413 413  
... ... @@ -436,20 +436,21 @@
436 436  **By default, the device will send an uplink message every 1 hour.**
437 437  
438 438  
472 +
439 439  
440 440  )))
441 441  
442 442  === 2.3.1  Payload Analyze ===
443 443  
444 -==== 2.3.1.1  Before Firmware v1.2 ====
445 445  
446 -
447 447  N95S31B uplink payload includes in total 21 bytes
448 448  
449 449  
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" %)(((
482 +(% border="1" cellspacing="10" style="background-color:#ffffcc; color:green; width:520px" %)
483 +|=(% style="width: 60px;" %)(((
484 +**Size(bytes)**
485 +)))|=(% 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**
486 +|(% 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" %)(((
453 453  (((
454 454  Reserve/ Same as NBSN95 CFGMOD=1
455 455  )))
... ... @@ -457,7 +457,7 @@
457 457  (((
458 458  No function here.
459 459  )))
460 -)))|(% style="width:102px" %)(((
494 +)))|(% style="width:77px" %)(((
461 461  (((
462 462  [[Temperature >>||anchor="H2.3.6A0Temperature26Humidity"]]
463 463  )))
... ... @@ -465,7 +465,7 @@
465 465  (((
466 466  By SHT31
467 467  )))
468 -)))|(% style="width:81px" %)(((
502 +)))|(% style="width:80px" %)(((
469 469  (((
470 470  [[Humidity>>||anchor="H2.3.6A0Temperature26Humidity"]]
471 471  )))
... ... @@ -487,86 +487,27 @@
487 487  [[image:1657354294009-643.png]]
488 488  
489 489  
490 -The payload is ASCII string, representative same HEX: (% style="background-color:yellow" %)**0x724031607457 006e 0ccd 1b 01 00dc000ccc 00e1 0186**
524 +The payload is ASCII string, representative same HEX: 0x724031607457006e0ccd1b0100dc000ccc00e10186 where:
491 491  
492 -**where:**
526 +* Device ID: 0x724031607457 = 724031607457
527 +* Version: 0x006e=110=1.1.0
493 493  
494 -* (% style="color:#037691" %)**Device ID:** (%%) 0x724031607457 = 724031607457
529 +* BAT: 0x0ccd = 3277 mV = 3.277V
530 +* Signal: 0x1b = 27
531 +* Model: 0x01 = 1
532 +* 0x00dc000ccc= reserve, ignore in N95S31B
533 +* Temperature by SHT31: 0x00e1 = 225 = 22.5 °C
534 +* Humidity by SHT31: 0x0186 = 390 = 39.0 %rh
495 495  
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 -
510 510  (((
511 511  
538 +)))
512 512  
540 +(((
513 513  
514 514  )))
515 515  
516 -==== 2.3.1.2 Since Firmware v1.2 ====
517 517  
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 -
570 570  === 2.3.2  Device ID ===
571 571  
572 572  
... ... @@ -576,12 +576,10 @@
576 576  
577 577  (((
578 578  User can use (% style="color:blue" %)**AT+DEUI**(%%) to set Device ID
579 -
580 -
581 581  )))
582 582  
583 583  (((
584 -(% style="color:blue" %)**Example:**
557 +**Example:**
585 585  )))
586 586  
587 587  (((
... ... @@ -589,24 +589,11 @@
589 589  )))
590 590  
591 591  (((
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 -
565 +The Device ID is stored in a none-erase area, Upgrade the firmware or run **AT+FDR** won't erase Device ID.
595 595  )))
596 596  
597 -(% style="color:red" %)**NOTE: When the firmware version is v1.2 and later firmware:**
598 598  
599 599  
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 -
610 610  === 2.3.3  Version Info ===
611 611  
612 612  
... ... @@ -615,11 +615,11 @@
615 615  )))
616 616  
617 617  (((
618 -**Higher byte:** Specify hardware version: always 0x00 for N95S31B
578 +Higher byte: Specify hardware version: always 0x00 for N95S31B
619 619  )))
620 620  
621 621  (((
622 -**Lower byte:** Specify the software version: 0x6E=110, means firmware version 110
582 +Lower byte: Specify the software version: 0x6E=110, means firmware version 110
623 623  )))
624 624  
625 625  (((
... ... @@ -634,6 +634,7 @@
634 634  
635 635  )))
636 636  
597 +
637 637  === 2.3.4  Battery Info ===
638 638  
639 639  
... ... @@ -646,6 +646,7 @@
646 646  )))
647 647  
648 648  
610 +
649 649  === 2.3.5  Signal Strength ===
650 650  
651 651  
... ... @@ -678,6 +678,7 @@
678 678  )))
679 679  
680 680  
643 +
681 681  === 2.3.6  Temperature & Humidity ===
682 682  
683 683  
... ... @@ -696,6 +696,7 @@
696 696  Humidity:    Read:0295(H)=661(D)    Value:  661 / 10=66.1, So 66.1%
697 697  
698 698  
662 +
699 699  == 2.4  Downlink Payload ==
700 700  
701 701  
... ... @@ -748,73 +748,70 @@
748 748  )))
749 749  
750 750  
751 -== 2.5  Humidity and Temperature alarm function ==
752 752  
716 +== 2.5  ​Battery Analysis ==
753 753  
754 -**~ (% style="color:blue" %)➢ AT Command:(%%)**
755 755  
719 +=== 2.5.1  ​Battery Type ===
756 756  
757 -(% style="color:#037691" %)**AT+ SHHUM=min,max**
758 758  
722 +(((
723 +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.
724 +)))
759 759  
760 -² When min=0, and max≠0, Alarm higher than max
726 +(((
727 +The battery is designed to last for several years depends on the actually use environment and update interval. 
728 +)))
761 761  
762 -² When min≠0, and max=0, Alarm lower than min
730 +(((
731 +The battery related documents as below:
732 +)))
763 763  
764 -² When min≠0 and max≠0, Alarm higher than max or lower than min
734 +* [[Battery Dimension>>http://www.dragino.com/downloads/index.php?dir=datasheet/Battery/ER26500/]]
735 +* [[Lithium-Thionyl Chloride Battery datasheet>>http://www.dragino.com/downloads/index.php?dir=datasheet/Battery/ER26500/]]
736 +* [[Lithium-ion Battery-Capacitor datasheet>>http://www.dragino.com/downloads/index.php?dir=datasheet/Battery/ER26500/]]
765 765  
738 +(((
739 +[[image:image-20220709101450-2.png]]
740 +)))
766 766  
767 - (% style="color:blue" %)**Example:**
768 768  
769 -AT+ SHHUM=50,80 ~/~/ Alarm when humidity lower than 50.
770 770  
744 +=== 2.5.2  Power consumption Analyze ===
771 771  
772 -(% style="color:#037691" %)**AT+ SHTEMP=min,max**
773 773  
774 -² When min=0, and max≠0, Alarm higher than max
747 +(((
748 +The file **DRAGINO_N95S31B-Power-Analyzer.pdf** from [[https:~~/~~/www.dropbox.com/sh/mlpd6l05bogvaf6/AABwAJLMttqG7i~~-~~-AyZcQkoua?dl=0>>https://www.dropbox.com/sh/mlpd6l05bogvaf6/AABwAJLMttqG7i--AyZcQkoua?dl=0]] describes a detail measurement to analyze the power consumption in different case. User can use it for design guideline for their project.
749 +)))
775 775  
776 -² When min≠0, and max=0, Alarm lower than min
751 +(((
752 +
753 +)))
777 777  
778 -² When min≠0 and max≠0, Alarm higher than max or lower than min
779 779  
756 +=== 2.5.3  ​Battery Note ===
780 780  
781 -**~ (% style="color:blue" %)Example:(%%)**
782 782  
783 -AT+ SHTEMP=20,30 ~/~/ Alarm when temperature lower than 20.
759 +(((
760 +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.
761 +)))
784 784  
785 785  
786 -== 2.6 Set the number of data to be uploaded and the recording time ==
787 787  
765 +=== 2.5.4  Replace the battery ===
788 788  
789 -**~ (% style="color:blue" %)➢ AT Command:(%%)**
790 790  
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.
768 +(((
769 +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.
770 +)))
793 793  
794 - The diagram below explains the relationship between TR, NOUD, and TDC more clearly**:**
795 795  
796 -[[image:image-20221009001045-1.png||height="726" width="1009"]]
773 +(((
774 +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).
775 +)))
797 797  
798 798  
799 -== 2.7 Read or Clear cached data ==
800 800  
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 -
818 818  = 3. ​ Access NB-IoT Module =
819 819  
820 820  
... ... @@ -831,8 +831,10 @@
831 831  [[image:1657333200519-600.png]]
832 832  
833 833  
795 +
834 834  = 4.  Using the AT Commands =
835 835  
798 +
836 836  == 4.1  Access AT Commands ==
837 837  
838 838  
... ... @@ -878,24 +878,7 @@
878 878  
879 879  AT+SERVADDR  : Server Address
880 880  
881 -AT+TR      : Get or Set record time
882 882  
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 -
899 899  (% style="color:#037691" %)**COAP Management**      
900 900  
901 901  AT+URI            : Resource parameters
... ... @@ -926,8 +926,10 @@
926 926  AT+PWORD  : Serial Access Password
927 927  
928 928  
875 +
929 929  = ​5.  FAQ =
930 930  
878 +
931 931  == 5.1 ​ How to Upgrade Firmware ==
932 932  
933 933  
... ... @@ -940,14 +940,18 @@
940 940  )))
941 941  
942 942  (((
943 -firmware：[[https:~~/~~/www.dropbox.com/sh/fr8w23rb951512i/AACSJeGQg-7ZjKhAI_Sn57H6a?dl=0>>https://www.dropbox.com/sh/fr8w23rb951512i/AACSJeGQg-7ZjKhAI_Sn57H6a?dl=0]]
891 +
944 944  
893 +(((
945 945  (% style="color:red" %)**Notice, N95S31B and LSN50v2 share the same mother board. They use the same connection and method to update.**
946 946  )))
896 +)))
947 947  
948 948  
899 +
949 949  = 6.  Trouble Shooting =
950 950  
902 +
951 951  == 6.1  ​Connection problem when uploading firmware ==
952 952  
953 953  
... ... @@ -955,7 +955,12 @@
955 955  **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]]
956 956  )))
957 957  
910 +(% class="wikigeneratedid" %)
911 +(((
912 +
913 +)))
958 958  
915 +
959 959  == 6.2  AT Command input doesn't work ==
960 960  
961 961  
... ... @@ -965,12 +965,7 @@
965 965  
966 966  )))
967 967  
968 -== 6.3 Not able to connect to NB-IoT network and keep showing "Signal Strength:99". ==
969 969  
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 -
974 974  = 7. ​ Order Info =
975 975  
976 976  
... ... @@ -977,6 +977,11 @@
977 977  Part Number**:** (% style="color:#4f81bd" %)**N95S31B-YY**
978 978  
979 979  
932 +(% class="wikigeneratedid" %)
933 +(((
934 +
935 +)))
936 +
980 980  = 8.  Packing Info =
981 981  
982 982  (((
... ... @@ -999,13 +999,18 @@
999 999  * Weight / pcs : 180g
1000 1000  )))
1001 1001  
959 +(((
960 +
1002 1002  
1003 1003  
963 +
964 +)))
965 +
1004 1004  = 9.  Support =
1005 1005  
1006 1006  
1007 1007  * 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 -
1009 1009  * 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 1010  
972 +
1011 1011  
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