Last modified by Mengting Qiu on 2024/04/02 16:44
<
From version < 130.18 >
edited by Xiaoling
on 2023/12/14 10:57
To version < 121.1 >
edited by David Huang
on 2022/09/08 16:31
>
Change comment: Uploaded new attachment "image-20220908163102-2.png", version {1}

Summary

Details

Page properties
Title
... ... @@ -1,1 +1,1 @@
1 -N95S31B -- NB-IoT Temperature & Humidity Sensor User Manual
1 +N95S31B NB-IoT Temperature & Humidity Sensor User Manual
Author
... ... @@ -1,1 +1,1 @@
1 -XWiki.Xiaoling
1 +XWiki.David
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  
... ... @@ -432,19 +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  
479 +N95S31B uplink payload includes in total 21 bytes
442 442  
443 -N95S31B uplink payload includes in total 21 bytes.
444 444  
445 -(% border="1" style="background-color:#f2f2f2; width:520px" %)
446 -|=(% 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**
447 -|(% 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" %)(((
448 448  (((
449 449  Reserve/ Same as NBSN95 CFGMOD=1
450 450  )))
... ... @@ -452,7 +452,7 @@
452 452  (((
453 453  No function here.
454 454  )))
455 -)))|(% style="width:102px" %)(((
494 +)))|(% style="width:77px" %)(((
456 456  (((
457 457  [[Temperature >>||anchor="H2.3.6A0Temperature26Humidity"]]
458 458  )))
... ... @@ -460,7 +460,7 @@
460 460  (((
461 461  By SHT31
462 462  )))
463 -)))|(% style="width:81px" %)(((
502 +)))|(% style="width:80px" %)(((
464 464  (((
465 465  [[Humidity>>||anchor="H2.3.6A0Temperature26Humidity"]]
466 466  )))
... ... @@ -482,83 +482,27 @@
482 482  [[image:1657354294009-643.png]]
483 483  
484 484  
485 -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:
486 486  
487 -**where:**
526 +* Device ID: 0x724031607457 = 724031607457
527 +* Version: 0x006e=110=1.1.0
488 488  
489 -* (% 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
490 490  
491 -* (% style="color:#037691" %)**Version: **(%%) 0x006e=110=1.1.0
492 -
493 -* (% style="color:#037691" %)**BAT:**   (%%) 0x0ccd = 3277 mV = 3.277V
494 -
495 -* (% style="color:#037691" %)**Signal:** (%%) 0x1b = 27
496 -
497 -* (% style="color:#037691" %)**Model:** (%%) 0x01 = 1
498 -
499 -* (% style="color:#037691" %)**0x00dc000ccc= reserve, ignore in N95S31B**
500 -
501 -* (% style="color:#037691" %)**Temperature by SHT31:** (%%) 0x00e1 = 225 = 22.5 °C
502 -
503 -* (% style="color:#037691" %)**Humidity by SHT31:**  (%%) 0x0186 = 390 = 39.0 %rh
504 -
505 505  (((
506 506  
538 +)))
507 507  
540 +(((
508 508  
509 509  )))
510 510  
511 -==== 2.3.1.2 Since Firmware v1.2 ====
512 512  
513 -
514 -In this mode, uplink payload includes 91 bytes in total by default.
515 -
516 -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.
517 -
518 -(% border="1" style="background-color:#f2f2f2; width:520px" %)
519 -|(% 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**
520 -|(% 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 .....
521 -
522 -If we use the MQTT client to subscribe to this MQTT topic, we can see the following information when the N95S31B uplink data.
523 -
524 -
525 -[[image:image-20220908154949-1.png]]
526 -
527 -
528 -The payload is ASCII string, representative same HEX:
529 -
530 -**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__ **
531 -
532 -**__0112023b631998f3__// //__011202426319983f__ __01110242631996eb__**
533 -
534 -**where:**
535 -
536 -* (% style="color:#037691" %)**Device ID:**(%%) f868411056758782 = f868411056758782
537 -
538 -* (% style="color:#037691" %)**Version:** (%%)0x000c=120=1.2
539 -
540 -* (% style="color:#037691" %)**BAT:**      (%%)0x0d0f = 3343 mV = 3.343V
541 -
542 -* (% style="color:#037691" %)**Singal:**(%%)  0x0c = 12
543 -
544 -* (% style="color:#037691" %)**Mod:**(%%)  0x01 = 1
545 -
546 -* (% style="color:#037691" %)**TemDS18B20:**(%%)  0x0000= 0 = 0
547 -
548 -* (% style="color:#037691" %)**Interrupt:**  (%%)0x00= 0
549 -
550 -* (% style="color:#037691" %)**adc:**(%%)  0x0030= 48
551 -
552 -* (% style="color:#037691" %)**SHTTEM:**(%%)  0x0114= 276 = 27.6
553 -
554 -* (% style="color:#037691" %)**SHTHUM:**(%%)  0x0231 =561=56.1%
555 -
556 -* (% style="color:#037691" %)**Time stamp :  **(%%)0x63199d3c =1662342011  ([[Unix Epoch Time>>url:http://www.epochconverter.com/]])
557 -
558 -* (% style="color:#037691" %)**SHTTEM,SHTHUM,Time stamp :**(%%)  0113023163199d12
559 -
560 -* (% style="color:#037691" %)**8 sets of recorded data:**(%%)** **SHTTEM,SHTHUM,Time stamp : 0113023163199c5e, .......
561 -
562 562  === 2.3.2  Device ID ===
563 563  
564 564  
... ... @@ -568,12 +568,10 @@
568 568  
569 569  (((
570 570  User can use (% style="color:blue" %)**AT+DEUI**(%%) to set Device ID
571 -
572 -
573 573  )))
574 574  
575 575  (((
576 -(% style="color:blue" %)**Example:**
557 +**Example:**
577 577  )))
578 578  
579 579  (((
... ... @@ -581,24 +581,11 @@
581 581  )))
582 582  
583 583  (((
584 -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.
585 -
586 -
565 +The Device ID is stored in a none-erase area, Upgrade the firmware or run **AT+FDR** won't erase Device ID.
587 587  )))
588 588  
589 -(% style="color:red" %)**NOTE: When the firmware version is v1.2 and later firmware:**
590 590  
591 591  
592 -By default, the Device ID equal to the last 15 bits of IMEI.
593 -
594 -User can use ** (% style="color:blue" %)AT+DEUI(%%)** to set Device ID
595 -
596 -
597 -(% style="color:blue" %)**Example:**
598 -
599 -AT+DEUI=868411056754138
600 -
601 -
602 602  === 2.3.3  Version Info ===
603 603  
604 604  
... ... @@ -607,11 +607,11 @@
607 607  )))
608 608  
609 609  (((
610 -**Higher byte:** Specify hardware version: always 0x00 for N95S31B
578 +Higher byte: Specify hardware version: always 0x00 for N95S31B
611 611  )))
612 612  
613 613  (((
614 -**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
615 615  )))
616 616  
617 617  (((
... ... @@ -626,6 +626,7 @@
626 626  
627 627  )))
628 628  
597 +
629 629  === 2.3.4  Battery Info ===
630 630  
631 631  
... ... @@ -638,6 +638,7 @@
638 638  )))
639 639  
640 640  
610 +
641 641  === 2.3.5  Signal Strength ===
642 642  
643 643  
... ... @@ -670,6 +670,7 @@
670 670  )))
671 671  
672 672  
643 +
673 673  === 2.3.6  Temperature & Humidity ===
674 674  
675 675  
... ... @@ -688,17 +688,15 @@
688 688  Humidity:    Read:0295(H)=661(D)    Value:  661 / 10=66.1, So 66.1%
689 689  
690 690  
662 +
691 691  == 2.4  Downlink Payload ==
692 692  
693 693  
694 694  By default, N95S31B prints the downlink payload to console port.
695 695  
696 -(% border="1" style="background-color:#f2f2f2; width:520px" %)
697 -|(% 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)**
698 -|(% style="width:204px" %)TDC(Transmit Time Interval)|(% style="width:80px" %)Any|(% style="width:94px" %)01|(% style="width:150px" %)4
699 -|(% style="width:204px" %)RESET|(% style="width:80px" %)Any|(% style="width:94px" %)04|(% style="width:150px" %)2
700 -|(% style="width:204px" %)INTMOD|(% style="width:80px" %)Any|(% style="width:94px" %)06|(% style="width:150px" %)4
668 +[[image:image-20220709100028-1.png]]
701 701  
670 +
702 702  (((
703 703  (% style="color:blue" %)**Examples:**
704 704  )))
... ... @@ -743,73 +743,70 @@
743 743  )))
744 744  
745 745  
746 -== 2.5  Humidity and Temperature alarm function ==
747 747  
716 +== 2.5  ​Battery Analysis ==
748 748  
749 -**~ (% style="color:blue" %)➢ AT Command:(%%)**
750 750  
719 +=== 2.5.1  ​Battery Type ===
751 751  
752 -(% style="color:#037691" %)**AT+ SHHUM=min,max**
753 753  
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 +)))
754 754  
755 -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 +)))
756 756  
757 -² When min≠0, and max=0, Alarm lower than min
730 +(((
731 +The battery related documents as below:
732 +)))
758 758  
759 -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/]]
760 760  
738 +(((
739 +[[image:image-20220709101450-2.png]]
740 +)))
761 761  
762 - (% style="color:blue" %)**Example:**
763 763  
764 -AT+ SHHUM=50,80 ~/~/ Alarm when humidity lower than 50.
765 765  
744 +=== 2.5.2  Power consumption Analyze ===
766 766  
767 -(% style="color:#037691" %)**AT+ SHTEMP=min,max**
768 768  
769 -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 +)))
770 770  
771 -² When min≠0, and max=0, Alarm lower than min
751 +(((
752 +
753 +)))
772 772  
773 -² When min≠0 and max≠0, Alarm higher than max or lower than min
774 774  
756 +=== 2.5.3  ​Battery Note ===
775 775  
776 -**~ (% style="color:blue" %)Example:(%%)**
777 777  
778 -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 +)))
779 779  
780 780  
781 -== 2.6 Set the number of data to be uploaded and the recording time ==
782 782  
765 +=== 2.5.4  Replace the battery ===
783 783  
784 -**~ (% style="color:blue" %)➢ AT Command:(%%)**
785 785  
786 -* (% 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)
787 -* (% 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 +)))
788 788  
789 - The diagram below explains the relationship between TR, NOUD, and TDC more clearly**:**
790 790  
791 -[[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 +)))
792 792  
793 793  
794 -== 2.7 Read or Clear cached data ==
795 795  
796 -
797 -**~ (% style="color:blue" %)➢ AT Command:(%%)**
798 -
799 -* (% style="color:#037691" %)**AT+CDP**  (%%) ~/~/ Read cached data
800 -* (% style="color:#037691" %)**AT+CDP=0** (%%) ~/~/  Clear cached data
801 -
802 -[[image:image-20220908163102-2.png]]
803 -
804 -
805 -== 2.8 Battery & Power Consumption ==
806 -
807 -
808 -N95S31B uses ER26500 + SPC1520 battery pack. See below link for detail information about the battery info and how to replace.
809 -
810 -[[**Battery Info & Power Consumption Analyze**>>url:http://wiki.dragino.com/xwiki/bin/view/Main/How%20to%20calculate%20the%20battery%20life%20of%20Dragino%20sensors%3F/]] .
811 -
812 -
813 813  = 3. ​ Access NB-IoT Module =
814 814  
815 815  
... ... @@ -826,8 +826,10 @@
826 826  [[image:1657333200519-600.png]]
827 827  
828 828  
795 +
829 829  = 4.  Using the AT Commands =
830 830  
798 +
831 831  == 4.1  Access AT Commands ==
832 832  
833 833  
... ... @@ -873,24 +873,7 @@
873 873  
874 874  AT+SERVADDR  : Server Address
875 875  
876 -AT+TR      : Get or Set record time
877 877  
878 -AT+APN     : Get or set the APN
879 -
880 -AT+FBAND   : Get or Set whether to automatically modify the frequency band
881 -
882 -AT+DNSCFG  : Get or Set DNS Server
883 -
884 -AT+GETSENSORVALUE   : Returns the current sensor measurement
885 -
886 -AT+NOUD      : Get or Set the number of data to be uploaded
887 -
888 -AT+CDP     : Read or Clear cached data
889 -
890 -AT+SHTEMP: Get or Set alarm of temp
891 -
892 -AT+SHHUM: Get or Set alarm of moisture
893 -
894 894  (% style="color:#037691" %)**COAP Management**      
895 895  
896 896  AT+URI            : Resource parameters
... ... @@ -921,8 +921,10 @@
921 921  AT+PWORD  : Serial Access Password
922 922  
923 923  
875 +
924 924  = ​5.  FAQ =
925 925  
878 +
926 926  == 5.1 ​ How to Upgrade Firmware ==
927 927  
928 928  
... ... @@ -935,14 +935,18 @@
935 935  )))
936 936  
937 937  (((
938 -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 +
939 939  
893 +(((
940 940  (% style="color:red" %)**Notice, N95S31B and LSN50v2 share the same mother board. They use the same connection and method to update.**
941 941  )))
896 +)))
942 942  
943 943  
899 +
944 944  = 6.  Trouble Shooting =
945 945  
902 +
946 946  == 6.1  ​Connection problem when uploading firmware ==
947 947  
948 948  
... ... @@ -950,7 +950,12 @@
950 950  **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]]
951 951  )))
952 952  
910 +(% class="wikigeneratedid" %)
911 +(((
912 +
913 +)))
953 953  
915 +
954 954  == 6.2  AT Command input doesn't work ==
955 955  
956 956  
... ... @@ -960,12 +960,7 @@
960 960  
961 961  )))
962 962  
963 -== 6.3 Not able to connect to NB-IoT network and keep showing "Signal Strength:99". ==
964 964  
965 -
966 -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]]//**.
967 -
968 -
969 969  = 7. ​ Order Info =
970 970  
971 971  
... ... @@ -972,6 +972,11 @@
972 972  Part Number**:** (% style="color:#4f81bd" %)**N95S31B-YY**
973 973  
974 974  
932 +(% class="wikigeneratedid" %)
933 +(((
934 +
935 +)))
936 +
975 975  = 8.  Packing Info =
976 976  
977 977  (((
... ... @@ -994,12 +994,18 @@
994 994  * Weight / pcs : 180g
995 995  )))
996 996  
959 +(((
960 +
997 997  
998 998  
963 +
964 +)))
965 +
999 999  = 9.  Support =
1000 1000  
1001 1001  
1002 1002  * 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.
1003 -
1004 1004  * 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]]
1005 1005  
972 +
973 +
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