Last modified by Mengting Qiu on 2024/04/02 16:44
<
From version < 130.12 >
edited by Xiaoling
on 2023/04/28 14:04
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  
... ... @@ -58,6 +58,9 @@
58 58  * Micro SIM card slot for NB-IoT SIM
59 59  * 8500mAh Battery for long term use
60 60  
71 +
72 +
73 +
61 61  == 1.3  Specification ==
62 62  
63 63  
... ... @@ -66,15 +66,19 @@
66 66  * Supply Voltage: 2.1v ~~ 3.6v
67 67  * Operating Temperature: -40 ~~ 85°C
68 68  
82 +
83 +
69 69  (% style="color:#037691" %)**NB-IoT Spec:**
70 70  
71 -* B1 @H-FDD: 2100MHz
72 -* B3 @H-FDD: 1800MHz
73 -* B8 @H-FDD: 900MHz
74 -* B5 @H-FDD: 850MHz
75 -* B20 @H-FDD: 800MHz
76 -* 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
77 77  
93 +
94 +
78 78  (% style="color:#037691" %)**Battery:**
79 79  
80 80  * Li/SOCI2 un-chargeable battery
... ... @@ -83,6 +83,9 @@
83 83  * Max continuously current: 130mA
84 84  * Max boost current: 2A, 1 second
85 85  
103 +
104 +
105 +
86 86  == ​1.4  Applications ==
87 87  
88 88  
... ... @@ -97,6 +97,7 @@
97 97  ​
98 98  
99 99  
120 +
100 100  == 1.5  Pin Definitions & Switch ==
101 101  
102 102  
... ... @@ -106,6 +106,7 @@
106 106  [[image:image-20220709144723-1.png]]
107 107  
108 108  
130 +
109 109  === 1.5.1 Jumper JP2 ===
110 110  
111 111  
... ... @@ -112,18 +112,20 @@
112 112  Power on Device when put this jumper.
113 113  
114 114  
137 +
115 115  === 1.5.2 BOOT MODE / SW1 ===
116 116  
117 117  
118 118  (((
119 -**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.
120 120  )))
121 121  
122 122  (((
123 -**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
124 124  )))
125 125  
126 126  
150 +
127 127  === 1.5.3 Reset Button ===
128 128  
129 129  
... ... @@ -130,18 +130,21 @@
130 130  Press to reboot the device.
131 131  
132 132  
157 +
133 133  === 1.5.4 LED ===
134 134  
135 135  
136 136  It will flash:
137 137  
138 -1.  When boot the device in flash mode
163 +1. When boot the device in flash mode
164 +1. Send an uplink packet
139 139  
140 -2.  Send an uplink packet
141 141  
142 142  
168 +
143 143  = 2.  Use N95S31B to communicate with IoT Server =
144 144  
171 +
145 145  == 2.1  How it works ==
146 146  
147 147  
... ... @@ -164,8 +164,10 @@
164 164  
165 165  )))
166 166  
194 +
167 167  == 2.2 ​ Configure the N95S31B ==
168 168  
197 +
169 169  === 2.2.1  Power On N95S31B ===
170 170  
171 171  
... ... @@ -172,9 +172,10 @@
172 172  [[image:image-20220709150546-2.png]]
173 173  
174 174  
175 -=== 2.2.2 Test Requirement ===
176 176  
205 +=== 2.2.1 Test Requirement ===
177 177  
207 +
178 178  (((
179 179  To use N95S31B in your city, make sure meet below requirements:
180 180  )))
... ... @@ -221,6 +221,7 @@
221 221  [[image:1657350625843-586.png]]
222 222  
223 223  
254 +
224 224  === 2.2.3  Insert SIM card ===
225 225  
226 226  
... ... @@ -236,6 +236,7 @@
236 236  [[image:1657351240556-536.png]]
237 237  
238 238  
270 +
239 239  === 2.2.4  Connect USB – TTL to N95S31B to configure it ===
240 240  
241 241  
... ... @@ -250,13 +250,13 @@
250 250  [[image:1657351312545-300.png]]
251 251  
252 252  
253 -(% style="color:blue" %)**Connection:**
285 +**Connection:**
254 254  
255 - (% style="background-color:yellow" %)**USB TTL GND <~-~-~-~-> GND**
287 + (% style="background-color:yellow" %)USB TTL GND <~-~-~-~-> GND
256 256  
257 -**~ (% style="background-color:yellow" %)USB TTL TXD <~-~-~-~-> UART_RXD(%%)**
289 + (% style="background-color:yellow" %)USB TTL TXD <~-~-~-~-> UART_RXD
258 258  
259 -**~ (% style="background-color:yellow" %)USB TTL RXD <~-~-~-~-> UART_TXD(%%)**
291 + (% style="background-color:yellow" %)USB TTL RXD <~-~-~-~-> UART_TXD
260 260  
261 261  
262 262  In the PC, use below serial tool settings:
... ... @@ -279,6 +279,7 @@
279 279  )))
280 280  
281 281  
314 +
282 282  === 2.2.5  Use CoAP protocol to uplink data ===
283 283  
284 284  
... ... @@ -293,10 +293,10 @@
293 293  (% style="color:blue" %)**AT+PRO=1**  (%%) ~/~/ Set to use CoAP protocol to uplink
294 294  )))
295 295  * (((
296 -(% 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
297 297  )))
298 298  * (((
299 -(% 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
300 300  )))
301 301  
302 302  (((
... ... @@ -315,6 +315,7 @@
315 315  [[image:1657352185396-303.png]]
316 316  
317 317  
351 +
318 318  === 2.2.6  Use UDP protocol to uplink data(Default protocol) ===
319 319  
320 320  
... ... @@ -322,6 +322,8 @@
322 322  * (% style="color:blue" %)**AT+SERVADDR=120.24.4.116,5601   ** (%%) ~/~/ to set UDP server address and port
323 323  * (% style="color:blue" %)**AT+CFM=1       ** (%%) ~/~/ If the server does not respond, this command is unnecessary
324 324  
359 +
360 +
325 325  [[image:1657352391268-297.png]]
326 326  
327 327  
... ... @@ -328,19 +328,22 @@
328 328  [[image:1657352403317-397.png]]
329 329  
330 330  
367 +
331 331  === 2.2.7  Use MQTT protocol to uplink data ===
332 332  
333 333  
334 334  N95S31B supports only plain MQTT now it doesn't support TLS and other related encryption.
335 335  
336 -* (% style="color:blue" %)**AT+PRO=3   ** (%%) ~/~/  Set to use MQTT protocol to uplink
337 -* (% style="color:blue" %)**AT+SERVADDR=120.24.4.116,1883   ** (%%) ~/~/  Set MQTT server address and port
338 -* (% style="color:blue" %)**AT+CLIENT=CLIENT       ** (%%)~/~/  Set up the CLIENT of MQTT
339 -* (% style="color:blue" %)**AT+UNAME=UNAME                                **(%%)~/~/  Set the username of MQTT
340 -* (% style="color:blue" %)**AT+PWD=PWD                                         **(%%)~/~/  Set the password of MQTT
341 -* (% style="color:blue" %)**AT+PUBTOPIC=f9527                               **(%%)~/~/  Set the sending topic of MQTT
342 -* (% 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
343 343  
381 +
382 +
344 344  [[image:1657352634421-276.png]]
345 345  
346 346  
... ... @@ -351,11 +351,13 @@
351 351  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.
352 352  )))
353 353  
393 +
354 354  (((
355 355  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.
356 356  )))
357 357  
358 358  
399 +
359 359  === 2.2.8  Use TCP protocol to uplink data ===
360 360  
361 361  
... ... @@ -364,6 +364,8 @@
364 364  * (% style="color:blue" %)**AT+PRO=4   ** (%%) ~/~/ Set to use TCP protocol to uplink
365 365  * (% style="color:blue" %)**AT+SERVADDR=120.24.4.116,5600   **(%%) ~/~/ to set TCP server address and port
366 366  
408 +
409 +
367 367  [[image:1657352898400-901.png]]
368 368  
369 369  
... ... @@ -370,6 +370,7 @@
370 370  [[image:1657352914475-252.png]]
371 371  
372 372  
416 +
373 373  === 2.2.9  Change Update Interval ===
374 374  
375 375  
... ... @@ -381,20 +381,13 @@
381 381  
382 382  )))
383 383  
384 -(((
385 -(% style="color:red" %)**NOTE: Since firmware version is v1.2:**
386 -)))
387 387  
388 -(((
389 -(% 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).**
390 -)))
391 391  
392 -
393 393  == 2.3  Uplink Payload ==
394 394  
395 395  
396 396  (((
397 -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.
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 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.
407 407  )))
408 408  
409 409  
... ... @@ -432,20 +432,21 @@
432 432  **By default, the device will send an uplink message every 1 hour.**
433 433  
434 434  
472 +
435 435  
436 436  )))
437 437  
438 438  === 2.3.1  Payload Analyze ===
439 439  
440 -==== 2.3.1.1  Before Firmware v1.2 ====
441 441  
442 -
443 443  N95S31B uplink payload includes in total 21 bytes
444 444  
445 445  
446 -(% border="1" style="background-color:#f2f2f2; width:520px" %)
447 -|=(% 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**
448 -|(% 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" %)(((
449 449  (((
450 450  Reserve/ Same as NBSN95 CFGMOD=1
451 451  )))
... ... @@ -453,7 +453,7 @@
453 453  (((
454 454  No function here.
455 455  )))
456 -)))|(% style="width:102px" %)(((
494 +)))|(% style="width:77px" %)(((
457 457  (((
458 458  [[Temperature >>||anchor="H2.3.6A0Temperature26Humidity"]]
459 459  )))
... ... @@ -461,7 +461,7 @@
461 461  (((
462 462  By SHT31
463 463  )))
464 -)))|(% style="width:81px" %)(((
502 +)))|(% style="width:80px" %)(((
465 465  (((
466 466  [[Humidity>>||anchor="H2.3.6A0Temperature26Humidity"]]
467 467  )))
... ... @@ -483,84 +483,27 @@
483 483  [[image:1657354294009-643.png]]
484 484  
485 485  
486 -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:
487 487  
488 -**where:**
526 +* Device ID: 0x724031607457 = 724031607457
527 +* Version: 0x006e=110=1.1.0
489 489  
490 -* (% 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
491 491  
492 -* (% style="color:#037691" %)**Version: **(%%) 0x006e=110=1.1.0
493 -
494 -* (% style="color:#037691" %)**BAT:**   (%%) 0x0ccd = 3277 mV = 3.277V
495 -
496 -* (% style="color:#037691" %)**Signal:** (%%) 0x1b = 27
497 -
498 -* (% style="color:#037691" %)**Model:** (%%) 0x01 = 1
499 -
500 -* (% style="color:#037691" %)**0x00dc000ccc= reserve, ignore in N95S31B**
501 -
502 -* (% style="color:#037691" %)**Temperature by SHT31:** (%%) 0x00e1 = 225 = 22.5 °C
503 -
504 -* (% style="color:#037691" %)**Humidity by SHT31:**  (%%) 0x0186 = 390 = 39.0 %rh
505 -
506 506  (((
507 507  
538 +)))
508 508  
540 +(((
509 509  
510 510  )))
511 511  
512 -==== 2.3.1.2 Since Firmware v1.2 ====
513 513  
514 -
515 -In this mode, uplink payload includes 91 bytes in total by default.
516 -
517 -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.
518 -
519 -
520 -(% border="1" style="background-color:#f2f2f2; width:520px" %)
521 -|=(% style="width: 50px;background-color:#D9E2F3;color:#0070C0" %)**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:35px" %)**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 .....
523 -
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 -
526 -
527 -[[image:image-20220908154949-1.png]]
528 -
529 -
530 -The payload is ASCII string, representative same HEX:
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__ **
533 -
534 -**__0112023b631998f3__// //__011202426319983f__ __01110242631996eb__**
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 -
564 564  === 2.3.2  Device ID ===
565 565  
566 566  
... ... @@ -570,12 +570,10 @@
570 570  
571 571  (((
572 572  User can use (% style="color:blue" %)**AT+DEUI**(%%) to set Device ID
573 -
574 -
575 575  )))
576 576  
577 577  (((
578 -(% style="color:blue" %)**Example:**
557 +**Example:**
579 579  )))
580 580  
581 581  (((
... ... @@ -583,24 +583,11 @@
583 583  )))
584 584  
585 585  (((
586 -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.
587 -
588 -
565 +The Device ID is stored in a none-erase area, Upgrade the firmware or run **AT+FDR** won't erase Device ID.
589 589  )))
590 590  
591 -(% style="color:red" %)**NOTE: When the firmware version is v1.2 and later firmware:**
592 592  
593 593  
594 -By default, the Device ID equal to the last 15 bits of IMEI.
595 -
596 -User can use ** (% style="color:blue" %)AT+DEUI(%%)** to set Device ID
597 -
598 -
599 -(% style="color:blue" %)**Example:**
600 -
601 -AT+DEUI=868411056754138
602 -
603 -
604 604  === 2.3.3  Version Info ===
605 605  
606 606  
... ... @@ -609,11 +609,11 @@
609 609  )))
610 610  
611 611  (((
612 -**Higher byte:** Specify hardware version: always 0x00 for N95S31B
578 +Higher byte: Specify hardware version: always 0x00 for N95S31B
613 613  )))
614 614  
615 615  (((
616 -**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
617 617  )))
618 618  
619 619  (((
... ... @@ -628,6 +628,7 @@
628 628  
629 629  )))
630 630  
597 +
631 631  === 2.3.4  Battery Info ===
632 632  
633 633  
... ... @@ -640,6 +640,7 @@
640 640  )))
641 641  
642 642  
610 +
643 643  === 2.3.5  Signal Strength ===
644 644  
645 645  
... ... @@ -672,6 +672,7 @@
672 672  )))
673 673  
674 674  
643 +
675 675  === 2.3.6  Temperature & Humidity ===
676 676  
677 677  
... ... @@ -690,17 +690,12 @@
690 690  Humidity:    Read:0295(H)=661(D)    Value:  661 / 10=66.1, So 66.1%
691 691  
692 692  
662 +
693 693  == 2.4  Downlink Payload ==
694 694  
695 695  
696 696  By default, N95S31B prints the downlink payload to console port.
697 697  
698 -(% border="1" style="background-color:#f2f2f2; width:520px" %)
699 -|(% style="background-color:#d9e2f3; color:#0070c0; width:200px" %)**Downlink Control Type**|(% style="background-color:#d9e2f3; color:#0070c0; width:60px" %)**FPort**|(% style="background-color:#d9e2f3; color:#0070c0; width:90px" %)**Type Code**|(% style="background-color:#d9e2f3; color:#0070c0; width:170px" %)**Downlink payload size(bytes)**
700 -|(% style="width:204px" %)TDC(Transmit Time Interval)|(% style="width:80px" %)Any|(% style="width:94px" %)01|(% style="width:150px" %)4
701 -|(% style="width:204px" %)RESET|(% style="width:80px" %)Any|(% style="width:94px" %)04|(% style="width:150px" %)2
702 -|(% style="width:204px" %)INTMOD|(% style="width:80px" %)Any|(% style="width:94px" %)06|(% style="width:150px" %)4
703 -
704 704  [[image:image-20220709100028-1.png]]
705 705  
706 706  
... ... @@ -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 Download：[[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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