Last modified by Mengting Qiu on 2024/04/02 16:44
<
From version < 125.5 >
edited by Xiaoling
on 2022/09/09 16:02
To version < 117.2 >
edited by Xiaoling
on 2022/07/11 11:35
>
Change comment: There is no comment for this version

Summary

Details

Page properties
Content
... ... @@ -17,7 +17,6 @@
17 17  
18 18  = 1.  Introduction =
19 19  
20 -
21 21  == 1.1 ​ What is N95S31B NB-IoT Sensor Node ==
22 22  
23 23  (((
... ... @@ -56,7 +56,6 @@
56 56  
57 57  == 1.2 ​ Features ==
58 58  
59 -
60 60  * NB-IoT Bands: B1/B3/B8/B5/B20/B28 @H-FDD
61 61  * Monitor Temperature & Humidity via SHT31
62 62  * AT Commands to change parameters
... ... @@ -68,6 +68,7 @@
68 68  * Micro SIM card slot for NB-IoT SIM
69 69  * 8500mAh Battery for long term use
70 70  
69 +
71 71  == 1.3  Specification ==
72 72  
73 73  
... ... @@ -93,9 +93,9 @@
93 93  * Max continuously current: 130mA
94 94  * Max boost current: 2A, 1 second
95 95  
95 +
96 96  == ​1.4  Applications ==
97 97  
98 -
99 99  * Smart Buildings & Home Automation
100 100  * Logistics and Supply Chain Management
101 101  * Smart Metering
... ... @@ -107,21 +107,15 @@
107 107  ​
108 108  
109 109  
110 -
111 -
112 112  == 1.5  Pin Definitions & Switch ==
113 113  
114 -
115 115  N95S31B use the mother board from NBSN95 which as below.
116 116  
117 -
118 118  [[image:image-20220709144723-1.png]]
119 119  
120 120  
121 -
122 122  === 1.5.1 Jumper JP2 ===
123 123  
124 -
125 125  Power on Device when put this jumper.
126 126  
127 127  
... ... @@ -128,7 +128,6 @@
128 128  
129 129  === 1.5.2 BOOT MODE / SW1 ===
130 130  
131 -
132 132  (((
133 133  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.
134 134  )))
... ... @@ -141,7 +141,6 @@
141 141  
142 142  === 1.5.3 Reset Button ===
143 143  
144 -
145 145  Press to reboot the device.
146 146  
147 147  
... ... @@ -148,15 +148,14 @@
148 148  
149 149  === 1.5.4 LED ===
150 150  
151 -
152 152  It will flash:
153 153  
154 154  1. When boot the device in flash mode
155 155  1. Send an uplink packet
156 156  
147 +
157 157  = 2.  Use N95S31B to communicate with IoT Server =
158 158  
159 -
160 160  == 2.1  How it works ==
161 161  
162 162  
... ... @@ -173,7 +173,7 @@
173 173  
174 174  )))
175 175  
176 -[[image:1657520100595-569.png]]
166 +[[image:1657350248151-650.png]]
177 177  
178 178  (((
179 179  
... ... @@ -189,7 +189,6 @@
189 189  [[image:image-20220709150546-2.png]]
190 190  
191 191  
192 -
193 193  === 2.2.1 Test Requirement ===
194 194  
195 195  
... ... @@ -242,7 +242,6 @@
242 242  
243 243  === 2.2.3  Insert SIM card ===
244 244  
245 -
246 246  (((
247 247  Insert the NB-IoT Card get from your provider.
248 248  )))
... ... @@ -258,18 +258,14 @@
258 258  
259 259  === 2.2.4  Connect USB – TTL to N95S31B to configure it ===
260 260  
261 -
262 262  (((
263 263  (((
264 264  User need to configure N95S31B via serial port to set the (% style="color:blue" %)**Server Address** / **Uplink Topic** (%%)to define where and how-to uplink packets. N95S31B support AT Commands, user can use a USB to TTL adapter to connect to N95S31B and use AT Commands to configure it, as below.
265 -
266 -
267 267  )))
268 268  )))
269 269  
270 270  [[image:1657351312545-300.png]]
271 271  
272 -
273 273  **Connection:**
274 274  
275 275   (% style="background-color:yellow" %)USB TTL GND <~-~-~-~-> GND
... ... @@ -293,9 +293,8 @@
293 293  
294 294  [[image:1657329814315-101.png]]
295 295  
296 -
297 297  (((
298 -(% style="color:red" %)**Note: the valid AT Commands can be found at:  **(%%)**[[https:~~/~~/www.dropbox.com/sh/mlpd6l05bogvaf6/AABwAJLMttqG7i~~-~~-AyZcQkoua?dl=0>>https://www.dropbox.com/sh/mlpd6l05bogvaf6/AABwAJLMttqG7i--AyZcQkoua?dl=0]]**
281 +(% style="color:red" %)Note: the valid AT Commands can be found at:  (%%)[[https:~~/~~/www.dragino.com/downloads/index.php?dir=NB-IoT/N95S31B/>>url:https://www.dragino.com/downloads/index.php?dir=NB-IoT/N95S31B/]]
299 299  )))
300 300  
301 301  
... ... @@ -302,10 +302,9 @@
302 302  
303 303  === 2.2.5  Use CoAP protocol to uplink data ===
304 304  
288 +(% style="color:red" %)Note: if you don't have CoAP server, you can refer this link to set up one: (%%)[[http:~~/~~/wiki.dragino.com/xwiki/bin/view/Main/Set%20up%20CoAP%20Server/>>http://wiki.dragino.com/xwiki/bin/view/Main/Set%20up%20CoAP%20Server/]]
305 305  
306 -(% style="color:red" %)**Note: if you don't have CoAP server, you can refer this link to set up one: **(%%)**[[http:~~/~~/wiki.dragino.com/xwiki/bin/view/Main/Set%20up%20CoAP%20Server/>>http://wiki.dragino.com/xwiki/bin/view/Main/Set%20up%20CoAP%20Server/]]**
307 307  
308 -
309 309  (((
310 310  **Use below commands:**
311 311  )))
... ... @@ -353,7 +353,6 @@
353 353  
354 354  === 2.2.7  Use MQTT protocol to uplink data ===
355 355  
356 -
357 357  N95S31B supports only plain MQTT now it doesn't support TLS and other related encryption.
358 358  
359 359  * (% style="color:blue" %)**AT+PRO=3   ** (%%) ~/~/Set to use MQTT protocol to uplink
... ... @@ -369,7 +369,6 @@
369 369  
370 370  [[image:1657352645687-385.png]]
371 371  
372 -
373 373  (((
374 374  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.
375 375  )))
... ... @@ -383,7 +383,6 @@
383 383  
384 384  === 2.2.8  Use TCP protocol to uplink data ===
385 385  
386 -
387 387  This feature is supported since firmware version v110
388 388  
389 389  * (% style="color:blue" %)**AT+PRO=4   ** (%%) ~/~/ Set to use TCP protocol to uplink
... ... @@ -398,7 +398,6 @@
398 398  
399 399  === 2.2.9  Change Update Interval ===
400 400  
401 -
402 402  User can use below command to change the (% style="color:green" %)**uplink interval**.
403 403  
404 404  * (% style="color:blue" %)**AT+TDC=600      ** (%%)~/~/ Set Update Interval to 600s
... ... @@ -407,21 +407,13 @@
407 407  
408 408  )))
409 409  
410 -(((
411 -(% style="color:red" %)**NOTE: Since firmware version is v1.2:**
412 -)))
413 413  
414 -(((
415 -(% 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).**
416 -)))
417 417  
418 -
419 -
420 420  == 2.3  Uplink Payload ==
421 421  
422 422  
423 423  (((
424 -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.
394 +NBSN95 has different working mode for the connections of different type of sensors. This section describes these modes. User can use the AT Command (% style="color:blue" %)**AT+MOD**(%%) to set NBSN95 to different working modes.
425 425  )))
426 426  
427 427  
... ... @@ -430,7 +430,7 @@
430 430  )))
431 431  
432 432  (((
433 - (% 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.
403 + (% style="color:blue" %)**AT+CFGMOD=2 ** (%%)~/~/will set the NBSN95 to work in MOD=2 distance mode which target to measure distance via Ultrasonic Sensor.
434 434  )))
435 435  
436 436  
... ... @@ -453,30 +453,23 @@
453 453  
454 454  (% style="color:red" %)
455 455  1. (((
456 -**All modes share the same Payload Explanation from [[HERE>>||anchor="H2.3A0UplinkPayload"]].**
426 +All modes share the same Payload Explanation from [[HERE>>||anchor="H2.3A0UplinkPayload"]].
457 457  )))
458 458  1. (((
459 -**By default, the device will send an uplink message every 1 hour.**
460 -
461 -
462 -
463 -
429 +By default, the device will send an uplink message every 1 hour.
464 464  )))
465 465  
432 +
466 466  === 2.3.1  Payload Analyze ===
467 467  
468 -
469 -==== 2.3.1.1  Before Firmware v1.2 ====
470 -
471 -
472 472  N95S31B uplink payload includes in total 21 bytes
473 473  
474 474  
475 -(% border="2" cellspacing="10" style="background-color:#ffffcc; color:green; width:760px" %)
438 +(% border="1" cellspacing="10" style="background-color:#ffffcc; color:green; width:520px" %)
476 476  |=(% style="width: 60px;" %)(((
477 477  **Size(bytes)**
478 -)))|=(% 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**
479 -|(% 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" %)(((
441 +)))|=(% 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**
442 +|(% 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" %)(((
480 480  (((
481 481  Reserve/ Same as NBSN95 CFGMOD=1
482 482  )))
... ... @@ -484,7 +484,7 @@
484 484  (((
485 485  No function here.
486 486  )))
487 -)))|(% style="width:106px" %)(((
450 +)))|(% style="width:77px" %)(((
488 488  (((
489 489  [[Temperature >>||anchor="H2.3.6A0Temperature26Humidity"]]
490 490  )))
... ... @@ -492,7 +492,7 @@
492 492  (((
493 493  By SHT31
494 494  )))
495 -)))|(% style="width:85px" %)(((
458 +)))|(% style="width:80px" %)(((
496 496  (((
497 497  [[Humidity>>||anchor="H2.3.6A0Temperature26Humidity"]]
498 498  )))
... ... @@ -503,8 +503,6 @@
503 503  )))
504 504  
505 505  (((
506 -
507 -
508 508  (((
509 509  If we use the MQTT client to subscribe to this MQTT topic, we can see the following information when the NB sensor uplink data.
510 510  )))
... ... @@ -516,82 +516,27 @@
516 516  
517 517  The payload is ASCII string, representative same HEX: 0x724031607457006e0ccd1b0100dc000ccc00e10186 where:
518 518  
519 -* Device ID:  0x724031607457 = 724031607457
480 +* Device ID: 0x724031607457 = 724031607457
481 +* Version: 0x006e=110=1.1.0
520 520  
521 -* Version:  0x006e=110=1.1.0
522 -
523 -* BAT:  0x0ccd = 3277 mV = 3.277V
524 -
525 -* Signal:  0x1b = 27
526 -
527 -* Model:  0x01 = 1
528 -
483 +* BAT: 0x0ccd = 3277 mV = 3.277V
484 +* Signal: 0x1b = 27
485 +* Model: 0x01 = 1
529 529  * 0x00dc000ccc= reserve, ignore in N95S31B
487 +* Temperature by SHT31: 0x00e1 = 225 = 22.5 °C
488 +* Humidity by SHT31: 0x0186 = 390 = 39.0 %rh
530 530  
531 -* Temperature by SHT31:  0x00e1 = 225 = 22.5 °C
532 -
533 -* Humidity by SHT31:  0x0186 = 390 = 39.0 %rh
534 -
535 535  (((
536 536  
492 +)))
537 537  
538 -
494 +(((
539 539  
540 540  )))
541 541  
542 -==== 2.3.1.2 Since Firmware v1.2 ====
543 543  
544 -
545 -In this mode, uplink payload includes 91 bytes in total by default.
546 -
547 -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.
548 -
549 -
550 -(% border="2" style="background-color:#ffffcc; color:green; width:1234px" %)
551 -|(% style="width:95px" %)**Size(bytes)**|(% style="width:82px" %)**8**|(% style="width:43px" %)**2**|(% style="width:47px" %)**2**|(% style="width:124px" %)**1**|(% style="width:56px" %)**1**|(% style="width:109px" %)**2**|(% style="width:80px" %)**1**|(% style="width:51px" %)**2**|(% style="width:79px" %)**2**|(% style="width:84px" %)**2**|(% style="width:100px" %)**4**|(% style="width:76px" %)**2**|(% style="width:81px" %)**2**|(% style="width:121px" %)**4**
552 -|(% 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 .....
553 -
554 -If we use the MQTT client to subscribe to this MQTT topic, we can see the following information when the N95S31B uplink data.
555 -
556 -
557 -[[image:image-20220908154949-1.png]]
558 -
559 -
560 -The payload is ASCII string, representative same HEX:
561 -
562 -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:
563 -
564 -* (% style="color:red" %)Device ID: f868411056758782 = f868411056758782
565 -
566 -* (% style="color:blue" %)Version: 0x000c=120=1.2
567 -
568 -* (% style="color:green" %)BAT: 0x0d0f = 3343 mV = 3.343V
569 -
570 -* (% style="color:red" %)Singal: 0x0c = 12
571 -
572 -* (% style="color:blue" %)Mod: 0x01 = 1
573 -
574 -* TemDS18B20: 0x0000= 0 = 0
575 -
576 -* (% style="color:green" %)Interrupt: 0x00= 0
577 -
578 -* (% style="color:green" %)adc: 0x0030= 48
579 -
580 -* SHTTEM: 0x0114= 276 = 27.6
581 -
582 -* SHTHUM:0x0231 =561=56.1%
583 -
584 -* (% style="color:red" %)Time stamp : 0x6315537b =1662342011  ([[Unix Epoch Time>>url:http://www.epochconverter.com/]])
585 -
586 -* (% style="color:red" %)SHTTEM,SHTHUM,Time stamp : 0113023163199d12
587 -
588 -* 8 sets of recorded data: SHTTEM,SHTHUM,Time stamp : //**0113023163199c5e**//,.......
589 -
590 -
591 -
592 592  === 2.3.2  Device ID ===
593 593  
594 -
595 595  (((
596 596  By default, the Device ID equal to the last 6 bytes of IMEI.
597 597  )))
... ... @@ -598,13 +598,10 @@
598 598  
599 599  (((
600 600  User can use (% style="color:blue" %)**AT+DEUI**(%%) to set Device ID
601 -
602 -
603 603  )))
604 604  
605 605  (((
606 -*
607 -** (% style="color:blue" %)Example:
510 +**Example:**
608 608  )))
609 609  
610 610  (((
... ... @@ -612,29 +612,13 @@
612 612  )))
613 613  
614 614  (((
615 -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.
616 -
617 -
518 +The Device ID is stored in a none-erase area, Upgrade the firmware or run **AT+FDR** won't erase Device ID.
618 618  )))
619 619  
620 -(% style="color:red" %)**NOTE: When the firmware version is v1.2 and later firmware:**
621 621  
622 622  
623 -By default, the Device ID equal to the last 15 bits of IMEI.
624 -
625 -User can use ** (% style="color:blue" %)AT+DEUI(%%)** to set Device ID
626 -
627 -
628 -*
629 -** (% style="color:blue" %)Example:
630 -
631 -AT+DEUI=868411056754138
632 -
633 -
634 -
635 635  === 2.3.3  Version Info ===
636 636  
637 -
638 638  (((
639 639  These bytes include the hardware and software version.
640 640  )))
... ... @@ -662,7 +662,6 @@
662 662  
663 663  === 2.3.4  Battery Info ===
664 664  
665 -
666 666  (((
667 667  Ex1: 0x0B45 = 2885mV
668 668  )))
... ... @@ -675,7 +675,6 @@
675 675  
676 676  === 2.3.5  Signal Strength ===
677 677  
678 -
679 679  (((
680 680  NB-IoT Network signal Strength.
681 681  )))
... ... @@ -708,7 +708,6 @@
708 708  
709 709  === 2.3.6  Temperature & Humidity ===
710 710  
711 -
712 712  The device will be able to get the SHT31 temperature and humidity data now and upload to IoT Server.
713 713  
714 714  [[image:image-20220709161741-3.png]]
... ... @@ -727,9 +727,8 @@
727 727  
728 728  == 2.4  Downlink Payload ==
729 729  
614 +By default, NDDS75 prints the downlink payload to console port.
730 730  
731 -By default, N95S31B prints the downlink payload to console port.
732 -
733 733  [[image:image-20220709100028-1.png]]
734 734  
735 735  
... ... @@ -766,7 +766,7 @@
766 766  )))
767 767  
768 768  (((
769 -If payload = 0x04FF, it will reset the N95S31B
652 +If payload = 0x04FF, it will reset the NDDS75
770 770  )))
771 771  
772 772  
... ... @@ -778,73 +778,11 @@
778 778  
779 779  
780 780  
781 -== 2.5  Humidity and Temperature alarm function ==
664 +== 2.5  ​Battery Analysis ==
782 782  
666 +=== 2.5.1  ​Battery Type ===
783 783  
784 -**~ (% style="color:blue" %)➢ AT Command:(%%)**
785 785  
786 -
787 -(% style="color:#037691" %)**AT+ SHHUM=min,max**
788 -
789 -
790 -² When min=0, and max≠0, Alarm higher than max
791 -
792 -² When min≠0, and max=0, Alarm lower than min
793 -
794 -² When min≠0 and max≠0, Alarm higher than max or lower than min
795 -
796 -
797 - (% style="color:blue" %)**Example:**
798 -
799 -AT+ SHHUM=50,80 ~/~/ Alarm when humidity lower than 50.
800 -
801 -
802 -(% style="color:#037691" %)**AT+ SHTEMP=min,max**
803 -
804 -² When min=0, and max≠0, Alarm higher than max
805 -
806 -² When min≠0, and max=0, Alarm lower than min
807 -
808 -² When min≠0 and max≠0, Alarm higher than max or lower than min
809 -
810 -
811 -**~ (% style="color:blue" %)Example:(%%)**
812 -
813 -AT+ SHTEMP=20,30 ~/~/ Alarm when temperature lower than 20.
814 -
815 -
816 -
817 -== 2.6 Set the number of data to be uploaded and the recording time ==
818 -
819 -
820 -**~ (% style="color:blue" %)➢ AT Command:(%%)**
821 -
822 -* (% 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)
823 -* (% 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.
824 -
825 -
826 -
827 -
828 -== 2.7 Read or Clear cached data ==
829 -
830 -
831 -**~ (% style="color:blue" %)➢ AT Command:(%%)**
832 -
833 -* (% style="color:#037691" %)**AT+CDP**  (%%) ~/~/ Read cached data
834 -* (% style="color:#037691" %)**AT+CDP=0** (%%) ~/~/  Clear cached data
835 -
836 -
837 -
838 -[[image:image-20220908163102-2.png]]
839 -
840 -
841 -
842 -== 2.8  ​Battery Analysis ==
843 -
844 -
845 -=== 2.8.1  ​Battery Type ===
846 -
847 -
848 848  (((
849 849  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.
850 850  )))
... ... @@ -867,11 +867,10 @@
867 867  
868 868  
869 869  
870 -=== 2.8.2  Power consumption Analyze ===
691 +=== 2.5.2  Power consumption Analyze ===
871 871  
872 -
873 873  (((
874 -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.
694 +The file **DRAGINO_N95S31B-Power-Analyzer.pdf** from [[https:~~/~~/www.dragino.com/downloads/index.php?dir=NB-IoT/N95S31B/>>url:https://www.dragino.com/downloads/index.php?dir=NB-IoT/N95S31B/]] describes a detail measurement to analyze the power consumption in different case. User can use it for design guideline for their project.
875 875  )))
876 876  
877 877  (((
... ... @@ -879,9 +879,8 @@
879 879  )))
880 880  
881 881  
882 -=== 2.8.3  ​Battery Note ===
702 +=== 2.5.3  ​Battery Note ===
883 883  
884 -
885 885  (((
886 886  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.
887 887  )))
... ... @@ -888,7 +888,7 @@
888 888  
889 889  
890 890  
891 -=== 2.8.4  Replace the battery ===
710 +=== 2.5.4  Replace the battery ===
892 892  
893 893  
894 894  (((
... ... @@ -904,7 +904,6 @@
904 904  
905 905  = 3. ​ Access NB-IoT Module =
906 906  
907 -
908 908  (((
909 909  Users can directly access the AT command set of the NB-IoT module.
910 910  )))
... ... @@ -911,8 +911,6 @@
911 911  
912 912  (((
913 913  The AT Command set can refer the BC35-G NB-IoT Module AT Command: [[https:~~/~~/www.dragino.com/downloads/index.php?dir=datasheet/other_vendors/BC35-G/>>url:https://www.dragino.com/downloads/index.php?dir=datasheet/other_vendors/BC35-G/]] 
914 -
915 -
916 916  )))
917 917  
918 918  [[image:1657333200519-600.png]]
... ... @@ -921,13 +921,11 @@
921 921  
922 922  = 4.  Using the AT Commands =
923 923  
924 -
925 925  == 4.1  Access AT Commands ==
926 926  
742 +See NBSN95 AT Command in this link for detail:  [[https:~~/~~/www.dragino.com/downloads/index.php?dir=NB-IoT/NBSN95/>>url:https://www.dragino.com/downloads/index.php?dir=NB-IoT/NBSN95/]]
927 927  
928 -See NBSN95 AT Command in this link for detail:  [[https:~~/~~/www.dropbox.com/sh/jao1xt9kw5r3yq4/AAAMpJkZzExF2JLbRWxGoQ9Na?dl=0>>https://www.dropbox.com/sh/jao1xt9kw5r3yq4/AAAMpJkZzExF2JLbRWxGoQ9Na?dl=0]]
929 929  
930 -
931 931  AT+<CMD>?  : Help on <CMD>
932 932  
933 933  AT+<CMD>         : Run <CMD>
... ... @@ -967,24 +967,7 @@
967 967  
968 968  AT+SERVADDR  : Server Address
969 969  
970 -AT+TR      : Get or Set record time
971 971  
972 -AT+APN     : Get or set the APN
973 -
974 -AT+FBAND   : Get or Set whether to automatically modify the frequency band
975 -
976 -AT+DNSCFG  : Get or Set DNS Server
977 -
978 -AT+GETSENSORVALUE   : Returns the current sensor measurement
979 -
980 -AT+NOUD      : Get or Set the number of data to be uploaded
981 -
982 -AT+CDP     : Read or Clear cached data
983 -
984 -AT+SHTEMP: Get or Set alarm of temp
985 -
986 -AT+SHHUM: Get or Set alarm of moisture
987 -
988 988  (% style="color:#037691" %)**COAP Management**      
989 989  
990 990  AT+URI            : Resource parameters
... ... @@ -1018,7 +1018,6 @@
1018 1018  
1019 1019  = ​5.  FAQ =
1020 1020  
1021 -
1022 1022  == 5.1 ​ How to Upgrade Firmware ==
1023 1023  
1024 1024  
... ... @@ -1034,7 +1034,7 @@
1034 1034  
1035 1035  
1036 1036  (((
1037 -(% style="color:red" %)**Notice, N95S31B and LSN50v2 share the same mother board. They use the same connection and method to update.**
833 +(% style="color:red" %)Notice, N95S31B and LSN50v2 share the same mother board. They use the same connection and method to update.
1038 1038  )))
1039 1039  )))
1040 1040  
... ... @@ -1042,7 +1042,6 @@
1042 1042  
1043 1043  = 6.  Trouble Shooting =
1044 1044  
1045 -
1046 1046  == 6.1  ​Connection problem when uploading firmware ==
1047 1047  
1048 1048  
... ... @@ -1058,7 +1058,6 @@
1058 1058  
1059 1059  == 6.2  AT Command input doesn't work ==
1060 1060  
1061 -
1062 1062  (((
1063 1063  In the case if user can see the console output but can't type input to the device. Please check if you already include the (% style="color:green" %)**ENTER**(%%) while sending out the command. Some serial tool doesn't send (% style="color:green" %)**ENTER**(%%) while press the send key, user need to add ENTER in their string.
1064 1064  
... ... @@ -1108,10 +1108,5 @@
1108 1108  
1109 1109  = 9.  Support =
1110 1110  
1111 -
1112 1112  * 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.
1113 1113  * 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]]
1114 -
1115 -
1116 -
1117 -
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