Last modified by Mengting Qiu on 2024/04/02 16:44
<
From version < 130.16 >
edited by Xiaoling
on 2023/12/14 10:55
To version < 125.2 >
edited by Xiaoling
on 2022/09/09 15:51
>
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  
... ... @@ -59,6 +59,7 @@
59 59  * 8500mAh Battery for long term use
60 60  
61 61  
72 +
62 62  == 1.3  Specification ==
63 63  
64 64  
... ... @@ -69,12 +69,12 @@
69 69  
70 70  (% style="color:#037691" %)**NB-IoT Spec:**
71 71  
72 -* B1 @H-FDD: 2100MHz
73 -* B3 @H-FDD: 1800MHz
74 -* B8 @H-FDD: 900MHz
75 -* B5 @H-FDD: 850MHz
76 -* B20 @H-FDD: 800MHz
77 -* B28 @H-FDD: 700MHz
83 +* - B1 @H-FDD: 2100MHz
84 +* - B3 @H-FDD: 1800MHz
85 +* - B8 @H-FDD: 900MHz
86 +* - B5 @H-FDD: 850MHz
87 +* - B20 @H-FDD: 800MHz
88 +* - B28 @H-FDD: 700MHz
78 78  
79 79  (% style="color:#037691" %)**Battery:**
80 80  
... ... @@ -85,6 +85,7 @@
85 85  * Max boost current: 2A, 1 second
86 86  
87 87  
99 +
88 88  == ​1.4  Applications ==
89 89  
90 90  
... ... @@ -99,6 +99,8 @@
99 99  ​
100 100  
101 101  
114 +
115 +
102 102  == 1.5  Pin Definitions & Switch ==
103 103  
104 104  
... ... @@ -108,6 +108,7 @@
108 108  [[image:image-20220709144723-1.png]]
109 109  
110 110  
125 +
111 111  === 1.5.1 Jumper JP2 ===
112 112  
113 113  
... ... @@ -114,18 +114,20 @@
114 114  Power on Device when put this jumper.
115 115  
116 116  
132 +
117 117  === 1.5.2 BOOT MODE / SW1 ===
118 118  
119 119  
120 120  (((
121 -**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.
137 +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.
122 122  )))
123 123  
124 124  (((
125 -**2) Flash:**  work mode, device starts to work and send out console output for further debug
141 +2) Flash: work mode, device starts to work and send out console output for further debug
126 126  )))
127 127  
128 128  
145 +
129 129  === 1.5.3 Reset Button ===
130 130  
131 131  
... ... @@ -132,18 +132,20 @@
132 132  Press to reboot the device.
133 133  
134 134  
152 +
135 135  === 1.5.4 LED ===
136 136  
137 137  
138 138  It will flash:
139 139  
140 -1.  When boot the device in flash mode
158 +1. When boot the device in flash mode
159 +1. Send an uplink packet
141 141  
142 -2.  Send an uplink packet
143 143  
144 144  
145 145  = 2.  Use N95S31B to communicate with IoT Server =
146 146  
165 +
147 147  == 2.1  How it works ==
148 148  
149 149  
... ... @@ -166,8 +166,10 @@
166 166  
167 167  )))
168 168  
188 +
169 169  == 2.2 ​ Configure the N95S31B ==
170 170  
191 +
171 171  === 2.2.1  Power On N95S31B ===
172 172  
173 173  
... ... @@ -174,9 +174,10 @@
174 174  [[image:image-20220709150546-2.png]]
175 175  
176 176  
177 -=== 2.2.2 Test Requirement ===
178 178  
199 +=== 2.2.1 Test Requirement ===
179 179  
201 +
180 180  (((
181 181  To use N95S31B in your city, make sure meet below requirements:
182 182  )))
... ... @@ -223,6 +223,7 @@
223 223  [[image:1657350625843-586.png]]
224 224  
225 225  
248 +
226 226  === 2.2.3  Insert SIM card ===
227 227  
228 228  
... ... @@ -238,6 +238,7 @@
238 238  [[image:1657351240556-536.png]]
239 239  
240 240  
264 +
241 241  === 2.2.4  Connect USB – TTL to N95S31B to configure it ===
242 242  
243 243  
... ... @@ -252,13 +252,13 @@
252 252  [[image:1657351312545-300.png]]
253 253  
254 254  
255 -(% style="color:blue" %)**Connection:**
279 +**Connection:**
256 256  
257 - (% style="background-color:yellow" %)**USB TTL GND <~-~-~-~-> GND**
281 + (% style="background-color:yellow" %)USB TTL GND <~-~-~-~-> GND
258 258  
259 -**~ (% style="background-color:yellow" %)USB TTL TXD <~-~-~-~-> UART_RXD(%%)**
283 + (% style="background-color:yellow" %)USB TTL TXD <~-~-~-~-> UART_RXD
260 260  
261 -**~ (% style="background-color:yellow" %)USB TTL RXD <~-~-~-~-> UART_TXD(%%)**
285 + (% style="background-color:yellow" %)USB TTL RXD <~-~-~-~-> UART_TXD
262 262  
263 263  
264 264  In the PC, use below serial tool settings:
... ... @@ -281,6 +281,7 @@
281 281  )))
282 282  
283 283  
308 +
284 284  === 2.2.5  Use CoAP protocol to uplink data ===
285 285  
286 286  
... ... @@ -295,10 +295,10 @@
295 295  (% style="color:blue" %)**AT+PRO=1**  (%%) ~/~/ Set to use CoAP protocol to uplink
296 296  )))
297 297  * (((
298 -(% style="color:blue" %)**AT+SERVADDR=120.24.4.116,5683   ** (%%)~/~/ to set CoAP server address and port
323 +(% style="color:blue" %)**AT+SERVADDR=120.24.4.116,5683   ** (%%)~/~/ to set CoAP server address and port
299 299  )))
300 300  * (((
301 -(% style="color:blue" %)**AT+URI=5,11,"mqtt",11,"coap",12,"0",15,"c=text1",23,"0" ** (%%) ~/~/  Set COAP resource path
326 +(% style="color:blue" %)**AT+URI=5,11,"mqtt",11,"coap",12,"0",15,"c=text1",23,"0" ** (%%) ~/~/Set COAP resource path
302 302  )))
303 303  
304 304  (((
... ... @@ -317,6 +317,7 @@
317 317  [[image:1657352185396-303.png]]
318 318  
319 319  
345 +
320 320  === 2.2.6  Use UDP protocol to uplink data(Default protocol) ===
321 321  
322 322  
... ... @@ -330,18 +330,19 @@
330 330  [[image:1657352403317-397.png]]
331 331  
332 332  
359 +
333 333  === 2.2.7  Use MQTT protocol to uplink data ===
334 334  
335 335  
336 336  N95S31B supports only plain MQTT now it doesn't support TLS and other related encryption.
337 337  
338 -* (% style="color:blue" %)**AT+PRO=3   ** (%%) ~/~/  Set to use MQTT protocol to uplink
339 -* (% style="color:blue" %)**AT+SERVADDR=120.24.4.116,1883   ** (%%) ~/~/  Set MQTT server address and port
340 -* (% style="color:blue" %)**AT+CLIENT=CLIENT       ** (%%)~/~/  Set up the CLIENT of MQTT
341 -* (% style="color:blue" %)**AT+UNAME=UNAME                                **(%%)~/~/  Set the username of MQTT
342 -* (% style="color:blue" %)**AT+PWD=PWD                                         **(%%)~/~/  Set the password of MQTT
343 -* (% style="color:blue" %)**AT+PUBTOPIC=f9527                               **(%%)~/~/  Set the sending topic of MQTT
344 -* (% style="color:blue" %)**AT+SUBTOPIC=Ns9527          **(%%) ~/~/  Set the subscription topic of MQTT
365 +* (% style="color:blue" %)**AT+PRO=3   ** (%%) ~/~/Set to use MQTT protocol to uplink
366 +* (% style="color:blue" %)**AT+SERVADDR=120.24.4.116,1883   ** (%%) ~/~/Set MQTT server address and port
367 +* (% style="color:blue" %)**AT+CLIENT=CLIENT       ** (%%)~/~/Set up the CLIENT of MQTT
368 +* (% style="color:blue" %)**AT+UNAME=UNAME                                **(%%)~/~/Set the username of MQTT
369 +* (% style="color:blue" %)**AT+PWD=PWD                                         **(%%)~/~/Set the password of MQTT
370 +* (% style="color:blue" %)**AT+PUBTOPIC=f9527                               **(%%)~/~/Set the sending topic of MQTT
371 +* (% style="color:blue" %)**AT+SUBTOPIC=Ns9527          **(%%) ~/~/Set the subscription topic of MQTT
345 345  
346 346  [[image:1657352634421-276.png]]
347 347  
... ... @@ -353,11 +353,13 @@
353 353  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.
354 354  )))
355 355  
383 +
356 356  (((
357 357  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.
358 358  )))
359 359  
360 360  
389 +
361 361  === 2.2.8  Use TCP protocol to uplink data ===
362 362  
363 363  
... ... @@ -372,6 +372,7 @@
372 372  [[image:1657352914475-252.png]]
373 373  
374 374  
404 +
375 375  === 2.2.9  Change Update Interval ===
376 376  
377 377  
... ... @@ -392,6 +392,7 @@
392 392  )))
393 393  
394 394  
425 +
395 395  == 2.3  Uplink Payload ==
396 396  
397 397  
... ... @@ -405,7 +405,7 @@
405 405  )))
406 406  
407 407  (((
408 - (% 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.
439 + (% 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.
409 409  )))
410 410  
411 411  
... ... @@ -434,19 +434,24 @@
434 434  **By default, the device will send an uplink message every 1 hour.**
435 435  
436 436  
468 +
437 437  
438 438  )))
439 439  
440 440  === 2.3.1  Payload Analyze ===
441 441  
474 +
442 442  ==== 2.3.1.1  Before Firmware v1.2 ====
443 443  
444 444  
445 -N95S31B uplink payload includes in total 21 bytes.
478 +N95S31B uplink payload includes in total 21 bytes
446 446  
447 -(% border="1" style="background-color:#f2f2f2; width:520px" %)
448 -|=(% style="width: 50px;background-color:#D9E2F3" %)**Size(bytes)**|=(% style="width: 45px;background-color:#D9E2F3" %)**6**|=(% style="width: 25px;background-color:#D9E2F3" %)2|=(% style="width: 25px;background-color:#D9E2F3" %)**2**|=(% style="width: 65px;background-color:#D9E2F3" %)**1**|=(% style="width: 50px;background-color:#D9E2F3" %)1|=(% style="width: 120px;background-color:#D9E2F3" %)5|=(% style="width: 70px;background-color:#D9E2F3" %)**2**|=(% style="width: 70px;background-color:#D9E2F3" %)**2**
449 -|(% 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" %)(((
480 +
481 +(% border="2" cellspacing="10" style="background-color:#ffffcc; color:green; width:760px" %)
482 +|=(% style="width: 60px;" %)(((
483 +**Size(bytes)**
484 +)))|=(% style="width: 65px;" %)**6**|=(% style="width: 50px;" %)2|=(% style="width: 25px;" %)**2**|=(% style="width: 75px;" %)**1**|=(% style="width: 59px;" %)1|=(% style="width: 174px;" %)5|=(% style="width: 106px;" %)**2**|=(% style="width: 85px;" %)**2**
485 +|(% 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:174px" %)(((
450 450  (((
451 451  Reserve/ Same as NBSN95 CFGMOD=1
452 452  )))
... ... @@ -454,7 +454,7 @@
454 454  (((
455 455  No function here.
456 456  )))
457 -)))|(% style="width:102px" %)(((
493 +)))|(% style="width:106px" %)(((
458 458  (((
459 459  [[Temperature >>||anchor="H2.3.6A0Temperature26Humidity"]]
460 460  )))
... ... @@ -462,7 +462,7 @@
462 462  (((
463 463  By SHT31
464 464  )))
465 -)))|(% style="width:81px" %)(((
501 +)))|(% style="width:85px" %)(((
466 466  (((
467 467  [[Humidity>>||anchor="H2.3.6A0Temperature26Humidity"]]
468 468  )))
... ... @@ -484,84 +484,62 @@
484 484  [[image:1657354294009-643.png]]
485 485  
486 486  
487 -The payload is ASCII string, representative same HEX: (% style="background-color:yellow" %)**0x724031607457 006e 0ccd 1b 01 00dc000ccc 00e1 0186**
523 +The payload is ASCII string, representative same HEX: 0x724031607457006e0ccd1b0100dc000ccc00e10186 where:
488 488  
489 -**where:**
525 +* Device ID:  0x724031607457 = 724031607457
490 490  
491 -* (% style="color:#037691" %)**Device ID:** (%%) 0x724031607457 = 724031607457
527 +* Version:  0x006e=110=1.1.0
492 492  
493 -* (% style="color:#037691" %)**Version: **(%%) 0x006e=110=1.1.0
529 +* BAT:  0x0ccd = 3277 mV = 3.277V
494 494  
495 -* (% style="color:#037691" %)**BAT:**   (%%) 0x0ccd = 3277 mV = 3.277V
531 +* Signal:  0x1b = 27
496 496  
497 -* (% style="color:#037691" %)**Signal:** (%%) 0x1b = 27
533 +* Model:  0x01 = 1
498 498  
499 -* (% style="color:#037691" %)**Model:** (%%) 0x01 = 1
535 +* 0x00dc000ccc= reserve, ignore in N95S31B
500 500  
501 -* (% style="color:#037691" %)**0x00dc000ccc= reserve, ignore in N95S31B**
537 +* Temperature by SHT31:  0x00e1 = 225 = 22.5 °C
502 502  
503 -* (% style="color:#037691" %)**Temperature by SHT31:** (%%) 0x00e1 = 225 = 22.5 °C
539 +* Humidity by SHT31:  0x0186 = 390 = 39.0 %rh
504 504  
505 -* (% style="color:#037691" %)**Humidity by SHT31:**  (%%) 0x0186 = 390 = 39.0 %rh
506 -
507 507  (((
508 508  
509 509  
544 +
510 510  
511 511  )))
512 512  
513 513  ==== 2.3.1.2 Since Firmware v1.2 ====
514 514  
515 -
516 516  In this mode, uplink payload includes 91 bytes in total by default.
517 517  
518 518  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.
519 519  
520 -(% border="1" style="background-color:#f2f2f2; width:520px" %)
521 -|(% style="background-color:#d9e2f3; color:#0070c0; width:50px" %)**Size(bytes)**|(% style="background-color:#d9e2f3; color:#0070c0; width:40px" %)**8**|(% style="background-color:#d9e2f3; color:#0070c0; width:20px" %)**2**|(% style="background-color:#d9e2f3; color:#0070c0; width:20px" %)**2**|(% style="background-color:#d9e2f3; color:#0070c0; width:30px" %)**1**|(% style="background-color:#d9e2f3; color:#0070c0; width:20px" %)**1**|(% style="background-color:#d9e2f3; color:#0070c0; width:55px" %)**2**|(% style="background-color:#d9e2f3; color:#0070c0; width:35px" %)**1**|(% style="background-color:#d9e2f3; color:#0070c0; width:20px" %)**2**|(% style="background-color:#d9e2f3; color:#0070c0; width:40px" %)**2**|(% style="background-color:#d9e2f3; color:#0070c0; width:40px" %)**2**|(% style="background-color:#d9e2f3; color:#0070c0; width:30px" %)**4**|(% style="background-color:#d9e2f3; color:#0070c0; width:40px" %)**2**|(% style="background-color:#d9e2f3; color:#0070c0; width:40px" %)**2**|(% style="background-color:#d9e2f3; color:#0070c0; width:40px" %)**4**
522 -|(% 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 .....
554 +|**Size(bytes)**|**8**|2|2|1|1|2|1|2|2|2|4|2|2|4
555 +|**Value**|Device ID|Ver|BAT|Signal Strength|MOD|TemDS18B20|Interrupt|ADC|SHTTEM|SHTHUM|Time stamp |SHTTEM|SHTHUM|Time stamp .....
523 523  
524 524  If we use the MQTT client to subscribe to this MQTT topic, we can see the following information when the N95S31B uplink data.
525 525  
526 -
527 527  [[image:image-20220908154949-1.png]]
528 528  
529 -
530 530  The payload is ASCII string, representative same HEX:
531 531  
532 -**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__ **
563 +0x(% style="color:red" %)f868411056758782(% style="color:blue" %)000c(% style="color:green" %)0d0f(% style="color:red" %)0c(% style="color:blue" %)01(% style="color:green" %)0000(% style="color:red" %)00**//0030//**(% style="color:blue" %)**//0114//**(% style="color:red" %)**//0231//**(% style="color:green" %)**//63199d3c//**0113023163199d12//**0113023163199c5e**//0112023763199baa//**0112023263199af6**//0111023b631999a7//**0112023b631998f3**//011202426319983f//**01110242631996eb**//(%%) where:
533 533  
534 -**__0112023b631998f3__// //__011202426319983f__ __01110242631996eb__**
565 +* (% style="color:red" %) Device ID: f868411056758782 = f868411056758782
566 +* (% style="color:blue" %) Version: 0x000c=120=1.2
567 +* (% style="color:green" %) BAT: 0x0d0f = 3343 mV = 3.343V
568 +* (% style="color:red" %) Singal: 0x0c = 12
569 +* (% style="color:blue" %) Mod: 0x01 = 1
570 +* TemDS18B20: 0x0000= 0 = 0
571 +* (% style="color:green" %)Interrupt: 0x00= 0
572 +* (% style="color:green" %)adc: 0x0030= 48
573 +* SHTTEM: 0x0114= 276 = 27.6
574 +* SHTHUM:0x0231 =561=56.1%
575 +* (% style="color:red" %) Time stamp : 0x6315537b =1662342011  ([[Unix Epoch Time>>url:http://www.epochconverter.com/]])
576 +* (% style="color:red" %)SHTTEM,SHTHUM,Time stamp : 0113023163199d12
577 +* 8 sets of recorded data: SHTTEM,SHTHUM,Time stamp : //**0113023163199c5e**//,.......
535 535  
536 -**where:**
537 -
538 -* (% style="color:#037691" %)**Device ID:**(%%) f868411056758782 = f868411056758782
539 -
540 -* (% style="color:#037691" %)**Version:** (%%)0x000c=120=1.2
541 -
542 -* (% style="color:#037691" %)**BAT:**      (%%)0x0d0f = 3343 mV = 3.343V
543 -
544 -* (% style="color:#037691" %)**Singal:**(%%)  0x0c = 12
545 -
546 -* (% style="color:#037691" %)**Mod:**(%%)  0x01 = 1
547 -
548 -* (% style="color:#037691" %)**TemDS18B20:**(%%)  0x0000= 0 = 0
549 -
550 -* (% style="color:#037691" %)**Interrupt:**  (%%)0x00= 0
551 -
552 -* (% style="color:#037691" %)**adc:**(%%)  0x0030= 48
553 -
554 -* (% style="color:#037691" %)**SHTTEM:**(%%)  0x0114= 276 = 27.6
555 -
556 -* (% style="color:#037691" %)**SHTHUM:**(%%)  0x0231 =561=56.1%
557 -
558 -* (% style="color:#037691" %)**Time stamp :  **(%%)0x63199d3c =1662342011  ([[Unix Epoch Time>>url:http://www.epochconverter.com/]])
559 -
560 -* (% style="color:#037691" %)**SHTTEM,SHTHUM,Time stamp :**(%%)  0113023163199d12
561 -
562 -* (% style="color:#037691" %)**8 sets of recorded data:**(%%)** **SHTTEM,SHTHUM,Time stamp : 0113023163199c5e, .......
563 -
564 -
565 565  === 2.3.2  Device ID ===
566 566  
567 567  
... ... @@ -571,12 +571,10 @@
571 571  
572 572  (((
573 573  User can use (% style="color:blue" %)**AT+DEUI**(%%) to set Device ID
574 -
575 -
576 576  )))
577 577  
578 578  (((
579 -(% style="color:blue" %)**Example:**
591 +**Example:**
580 580  )))
581 581  
582 582  (((
... ... @@ -584,21 +584,20 @@
584 584  )))
585 585  
586 586  (((
587 -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.
599 +The Device ID is stored in a none-erase area, Upgrade the firmware or run **AT+FDR** won't erase Device ID.
588 588  
589 589  
590 590  )))
591 591  
592 -(% style="color:red" %)**NOTE: When the firmware version is v1.2 and later firmware:**
604 +(% style="color:red" %)**NOTE:When the firmware version is v1.2 and later firmware:**
593 593  
594 594  
595 595  By default, the Device ID equal to the last 15 bits of IMEI.
596 596  
597 -User can use ** (% style="color:blue" %)AT+DEUI(%%)** to set Device ID
609 +User can use **AT+DEUI** to set Device ID
598 598  
611 +**Example:**
599 599  
600 -(% style="color:blue" %)**Example:**
601 -
602 602  AT+DEUI=868411056754138
603 603  
604 604  
... ... @@ -610,11 +610,11 @@
610 610  )))
611 611  
612 612  (((
613 -**Higher byte:** Specify hardware version: always 0x00 for N95S31B
624 +Higher byte: Specify hardware version: always 0x00 for N95S31B
614 614  )))
615 615  
616 616  (((
617 -**Lower byte:** Specify the software version: 0x6E=110, means firmware version 110
628 +Lower byte: Specify the software version: 0x6E=110, means firmware version 110
618 618  )))
619 619  
620 620  (((
... ... @@ -629,6 +629,7 @@
629 629  
630 630  )))
631 631  
643 +
632 632  === 2.3.4  Battery Info ===
633 633  
634 634  
... ... @@ -641,6 +641,7 @@
641 641  )))
642 642  
643 643  
656 +
644 644  === 2.3.5  Signal Strength ===
645 645  
646 646  
... ... @@ -673,6 +673,7 @@
673 673  )))
674 674  
675 675  
689 +
676 676  === 2.3.6  Temperature & Humidity ===
677 677  
678 678  
... ... @@ -691,17 +691,15 @@
691 691  Humidity:    Read:0295(H)=661(D)    Value:  661 / 10=66.1, So 66.1%
692 692  
693 693  
708 +
694 694  == 2.4  Downlink Payload ==
695 695  
696 696  
697 697  By default, N95S31B prints the downlink payload to console port.
698 698  
699 -(% border="1" style="background-color:#f2f2f2; width:520px" %)
700 -|(% style="background-color:#d9e2f3; color:#0070c0; width:200px" %)**Downlink Control Type**|(% style="background-color:#d9e2f3; color:#0070c0; width:50px" %)**FPort**|(% style="background-color:#d9e2f3; color:#0070c0; width:100px" %)**Type Code**|(% style="background-color:#d9e2f3; color:#0070c0; width:170px" %)**Downlink payload size(bytes)**
701 -|(% style="width:204px" %)TDC(Transmit Time Interval)|(% style="width:80px" %)Any|(% style="width:94px" %)01|(% style="width:150px" %)4
702 -|(% style="width:204px" %)RESET|(% style="width:80px" %)Any|(% style="width:94px" %)04|(% style="width:150px" %)2
703 -|(% style="width:204px" %)INTMOD|(% style="width:80px" %)Any|(% style="width:94px" %)06|(% style="width:150px" %)4
714 +[[image:image-20220709100028-1.png]]
704 704  
716 +
705 705  (((
706 706  (% style="color:blue" %)**Examples:**
707 707  )))
... ... @@ -746,15 +746,12 @@
746 746  )))
747 747  
748 748  
749 -== 2.5  Humidity and Temperature alarm function ==
761 +== 2.5 Humidity and Temperature alarm function ==
750 750  
763 +➢ AT Command:
751 751  
752 -**~ (% style="color:blue" %)➢ AT Command:(%%)**
765 +AT+ SHHUM=min,max
753 753  
754 -
755 -(% style="color:#037691" %)**AT+ SHHUM=min,max**
756 -
757 -
758 758  ² When min=0, and max≠0, Alarm higher than max
759 759  
760 760  ² When min≠0, and max=0, Alarm lower than min
... ... @@ -761,13 +761,12 @@
761 761  
762 762  ² When min≠0 and max≠0, Alarm higher than max or lower than min
763 763  
773 +Example:
764 764  
765 - (% style="color:blue" %)**Example:**
766 -
767 767  AT+ SHHUM=50,80 ~/~/ Alarm when humidity lower than 50.
768 768  
769 769  
770 -(% style="color:#037691" %)**AT+ SHTEMP=min,max**
778 +AT+ SHTEMP=min,max
771 771  
772 772  ² When min=0, and max≠0, Alarm higher than max
773 773  
... ... @@ -775,44 +775,91 @@
775 775  
776 776  ² When min≠0 and max≠0, Alarm higher than max or lower than min
777 777  
786 +Example:
778 778  
779 -**~ (% style="color:blue" %)Example:(%%)**
780 -
781 781  AT+ SHTEMP=20,30 ~/~/ Alarm when temperature lower than 20.
782 782  
783 -
784 784  == 2.6 Set the number of data to be uploaded and the recording time ==
785 785  
792 +➢ AT Command:
786 786  
787 -**~ (% style="color:blue" %)➢ AT Command:(%%)**
794 +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)
788 788  
789 -* (% 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)
790 -* (% 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.
796 +AT+NOUD=8  ~/~/The device uploads 8 sets of recorded data by default. Up to 32 sets of record data can be uploaded.
791 791  
792 - The diagram below explains the relationship between TR, NOUD, and TDC more clearly**:**
798 +== 2.7 Read or Clear cached data ==
793 793  
794 -[[image:image-20221009001045-1.png||height="726" width="1009"]]
800 +➢ AT Command:
795 795  
802 +AT+CDP ~/~/ Read cached data
796 796  
797 -== 2.7 Read or Clear cached data ==
804 +[[image:image-20220908163102-2.png]]
798 798  
806 +AT+CDP=0 ~/~/ Clear cached data
799 799  
800 -**~ (% style="color:blue" %)➢ AT Command:(%%)**
808 +== 2.8  ​Battery Analysis ==
801 801  
802 -* (% style="color:#037691" %)**AT+CDP**  (%%) ~/~/ Read cached data
803 -* (% style="color:#037691" %)**AT+CDP=0** (%%) ~/~/  Clear cached data
804 804  
805 -[[image:image-20220908163102-2.png]]
811 +=== 2.8.1  ​Battery Type ===
806 806  
807 807  
808 -== 2.8 Battery & Power Consumption ==
814 +(((
815 +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.
816 +)))
809 809  
818 +(((
819 +The battery is designed to last for several years depends on the actually use environment and update interval. 
820 +)))
810 810  
811 -N95S31B uses ER26500 + SPC1520 battery pack. See below link for detail information about the battery info and how to replace.
822 +(((
823 +The battery related documents as below:
824 +)))
812 812  
813 -[[**Battery Info & Power Consumption Analyze**>>url:http://wiki.dragino.com/xwiki/bin/view/Main/How%20to%20calculate%20the%20battery%20life%20of%20Dragino%20sensors%3F/]] .
826 +* [[Battery Dimension>>http://www.dragino.com/downloads/index.php?dir=datasheet/Battery/ER26500/]]
827 +* [[Lithium-Thionyl Chloride Battery datasheet>>http://www.dragino.com/downloads/index.php?dir=datasheet/Battery/ER26500/]]
828 +* [[Lithium-ion Battery-Capacitor datasheet>>http://www.dragino.com/downloads/index.php?dir=datasheet/Battery/ER26500/]]
814 814  
830 +(((
831 +[[image:image-20220709101450-2.png]]
832 +)))
815 815  
834 +
835 +
836 +=== 2.8.2  Power consumption Analyze ===
837 +
838 +
839 +(((
840 +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.
841 +)))
842 +
843 +(((
844 +
845 +)))
846 +
847 +
848 +=== 2.8.3  ​Battery Note ===
849 +
850 +
851 +(((
852 +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.
853 +)))
854 +
855 +
856 +
857 +=== 2.8.4  Replace the battery ===
858 +
859 +
860 +(((
861 +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.
862 +)))
863 +
864 +
865 +(((
866 +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).
867 +)))
868 +
869 +
870 +
816 816  = 3. ​ Access NB-IoT Module =
817 817  
818 818  
... ... @@ -829,8 +829,10 @@
829 829  [[image:1657333200519-600.png]]
830 830  
831 831  
887 +
832 832  = 4.  Using the AT Commands =
833 833  
890 +
834 834  == 4.1  Access AT Commands ==
835 835  
836 836  
... ... @@ -924,8 +924,10 @@
924 924  AT+PWORD  : Serial Access Password
925 925  
926 926  
984 +
927 927  = ​5.  FAQ =
928 928  
987 +
929 929  == 5.1 ​ How to Upgrade Firmware ==
930 930  
931 931  
... ... @@ -938,14 +938,18 @@
938 938  )))
939 939  
940 940  (((
941 -Firmware Download：[[https:~~/~~/www.dropbox.com/sh/fr8w23rb951512i/AACSJeGQg-7ZjKhAI_Sn57H6a?dl=0>>https://www.dropbox.com/sh/fr8w23rb951512i/AACSJeGQg-7ZjKhAI_Sn57H6a?dl=0]]
1000 +
942 942  
1002 +(((
943 943  (% style="color:red" %)**Notice, N95S31B and LSN50v2 share the same mother board. They use the same connection and method to update.**
944 944  )))
1005 +)))
945 945  
946 946  
1008 +
947 947  = 6.  Trouble Shooting =
948 948  
1011 +
949 949  == 6.1  ​Connection problem when uploading firmware ==
950 950  
951 951  
... ... @@ -953,7 +953,12 @@
953 953  **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]]
954 954  )))
955 955  
1019 +(% class="wikigeneratedid" %)
1020 +(((
1021 +
1022 +)))
956 956  
1024 +
957 957  == 6.2  AT Command input doesn't work ==
958 958  
959 959  
... ... @@ -963,12 +963,7 @@
963 963  
964 964  )))
965 965  
966 -== 6.3 Not able to connect to NB-IoT network and keep showing "Signal Strength:99". ==
967 967  
968 -
969 -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]]//**.
970 -
971 -
972 972  = 7. ​ Order Info =
973 973  
974 974  
... ... @@ -975,6 +975,11 @@
975 975  Part Number**:** (% style="color:#4f81bd" %)**N95S31B-YY**
976 976  
977 977  
1041 +(% class="wikigeneratedid" %)
1042 +(((
1043 +
1044 +)))
1045 +
978 978  = 8.  Packing Info =
979 979  
980 980  (((
... ... @@ -997,13 +997,15 @@
997 997  * Weight / pcs : 180g
998 998  )))
999 999  
1068 +(((
1069 +
1000 1000  
1001 1001  
1072 +
1073 +)))
1074 +
1002 1002  = 9.  Support =
1003 1003  
1004 1004  
1005 1005  * 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.
1006 -
1007 1007  * 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]]
1008 -
1009 -
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