Last modified by Mengting Qiu on 2024/04/02 16:44
<
From version < 130.3 >
edited by Xiaoling
on 2023/04/24 09:11
To version < 129.11 >
edited by Xiaoling
on 2022/10/25 17:23
>
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Summary

Details

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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  
... ... @@ -58,8 +58,6 @@
58 58  * Micro SIM card slot for NB-IoT SIM
59 59  * 8500mAh Battery for long term use
60 60  
61 -
62 -
63 63  == 1.3  Specification ==
64 64  
65 65  
... ... @@ -70,12 +70,12 @@
70 70  
71 71  (% style="color:#037691" %)**NB-IoT Spec:**
72 72  
73 -* B1 @H-FDD: 2100MHz
74 -* B3 @H-FDD: 1800MHz
75 -* B8 @H-FDD: 900MHz
76 -* B5 @H-FDD: 850MHz
77 -* B20 @H-FDD: 800MHz
78 -* B28 @H-FDD: 700MHz
81 +* - B1 @H-FDD: 2100MHz
82 +* - B3 @H-FDD: 1800MHz
83 +* - B8 @H-FDD: 900MHz
84 +* - B5 @H-FDD: 850MHz
85 +* - B20 @H-FDD: 800MHz
86 +* - B28 @H-FDD: 700MHz
79 79  
80 80  (% style="color:#037691" %)**Battery:**
81 81  
... ... @@ -85,8 +85,6 @@
85 85  * Max continuously current: 130mA
86 86  * Max boost current: 2A, 1 second
87 87  
88 -
89 -
90 90  == ​1.4  Applications ==
91 91  
92 92  
... ... @@ -101,6 +101,7 @@
101 101  ​
102 102  
103 103  
110 +
104 104  == 1.5  Pin Definitions & Switch ==
105 105  
106 106  
... ... @@ -110,6 +110,7 @@
110 110  [[image:image-20220709144723-1.png]]
111 111  
112 112  
120 +
113 113  === 1.5.1 Jumper JP2 ===
114 114  
115 115  
... ... @@ -116,6 +116,7 @@
116 116  Power on Device when put this jumper.
117 117  
118 118  
127 +
119 119  === 1.5.2 BOOT MODE / SW1 ===
120 120  
121 121  
... ... @@ -128,6 +128,7 @@
128 128  )))
129 129  
130 130  
140 +
131 131  === 1.5.3 Reset Button ===
132 132  
133 133  
... ... @@ -134,6 +134,7 @@
134 134  Press to reboot the device.
135 135  
136 136  
147 +
137 137  === 1.5.4 LED ===
138 138  
139 139  
... ... @@ -144,8 +144,10 @@
144 144  2.  Send an uplink packet
145 145  
146 146  
158 +
147 147  = 2.  Use N95S31B to communicate with IoT Server =
148 148  
161 +
149 149  == 2.1  How it works ==
150 150  
151 151  
... ... @@ -168,8 +168,10 @@
168 168  
169 169  )))
170 170  
184 +
171 171  == 2.2 ​ Configure the N95S31B ==
172 172  
187 +
173 173  === 2.2.1  Power On N95S31B ===
174 174  
175 175  
... ... @@ -176,9 +176,10 @@
176 176  [[image:image-20220709150546-2.png]]
177 177  
178 178  
179 -=== 2.2.2 Test Requirement ===
180 180  
195 +=== 2.2.1 Test Requirement ===
181 181  
197 +
182 182  (((
183 183  To use N95S31B in your city, make sure meet below requirements:
184 184  )))
... ... @@ -225,6 +225,7 @@
225 225  [[image:1657350625843-586.png]]
226 226  
227 227  
244 +
228 228  === 2.2.3  Insert SIM card ===
229 229  
230 230  
... ... @@ -240,6 +240,7 @@
240 240  [[image:1657351240556-536.png]]
241 241  
242 242  
260 +
243 243  === 2.2.4  Connect USB – TTL to N95S31B to configure it ===
244 244  
245 245  
... ... @@ -283,6 +283,7 @@
283 283  )))
284 284  
285 285  
304 +
286 286  === 2.2.5  Use CoAP protocol to uplink data ===
287 287  
288 288  
... ... @@ -319,6 +319,7 @@
319 319  [[image:1657352185396-303.png]]
320 320  
321 321  
341 +
322 322  === 2.2.6  Use UDP protocol to uplink data(Default protocol) ===
323 323  
324 324  
... ... @@ -332,6 +332,7 @@
332 332  [[image:1657352403317-397.png]]
333 333  
334 334  
355 +
335 335  === 2.2.7  Use MQTT protocol to uplink data ===
336 336  
337 337  
... ... @@ -355,11 +355,13 @@
355 355  To save battery life, N95S31B will establish a subscription before each uplink and close the subscription 3 seconds after uplink successful. Any downlink commands from server will only arrive during the subscription period.
356 356  )))
357 357  
379 +
358 358  (((
359 359  MQTT protocol has a much high-power consumption compare vs UDP / CoAP protocol. Please check the power analyze document and adjust the uplink period to a suitable interval.
360 360  )))
361 361  
362 362  
385 +
363 363  === 2.2.8  Use TCP protocol to uplink data ===
364 364  
365 365  
... ... @@ -374,6 +374,7 @@
374 374  [[image:1657352914475-252.png]]
375 375  
376 376  
400 +
377 377  === 2.2.9  Change Update Interval ===
378 378  
379 379  
... ... @@ -394,6 +394,7 @@
394 394  )))
395 395  
396 396  
421 +
397 397  == 2.3  Uplink Payload ==
398 398  
399 399  
... ... @@ -407,7 +407,7 @@
407 407  )))
408 408  
409 409  (((
410 - (% style="color:blue" %)**AT+CFGMOD=2 ** (%%)~/~/  will set the N95S31B to work in MOD=2 distance mode which target to measure distance via Ultrasonic Sensor.
435 + (% style="color:blue" %)**AT+CFGMOD=2 ** (%%)~/~/will set the N95S31B to work in MOD=2 distance mode which target to measure distance via Ultrasonic Sensor.
411 411  )))
412 412  
413 413  
... ... @@ -436,11 +436,13 @@
436 436  **By default, the device will send an uplink message every 1 hour.**
437 437  
438 438  
464 +
439 439  
440 440  )))
441 441  
442 442  === 2.3.1  Payload Analyze ===
443 443  
470 +
444 444  ==== 2.3.1.1  Before Firmware v1.2 ====
445 445  
446 446  
... ... @@ -448,7 +448,9 @@
448 448  
449 449  
450 450  (% border="1" style="background-color:#ffffcc; color:green; width:520px" %)
451 -|=(% style="width: 50px;" %)**Size(bytes)**|=(% style="width: 45px;" %)**6**|=(% style="width: 25px;" %)2|=(% style="width: 25px;" %)**2**|=(% style="width: 65px;" %)**1**|=(% style="width: 50px;" %)1|=(% style="width: 120px;" %)5|=(% style="width: 70px;" %)**2**|=(% style="width: 70px;" %)**2**
478 +|=(% style="width: 50px;" %)(((
479 +**Size(bytes)**
480 +)))|=(% style="width: 40px;" %)**6**|=(% style="width: 20px;" %)2|=(% style="width: 20px;" %)**2**|=(% style="width: 60px;" %)**1**|=(% style="width: 50px;" %)1|=(% style="width: 100px;" %)5|=(% style="width: 100px;" %)**2**|=(% style="width: 100px;" %)**2**
452 452  |(% style="width:97px" %)**Value**|(% style="width:65px" %)[[Device ID>>||anchor="H2.3.2A0DeviceID"]]|(% style="width:50px" %)[[Ver>>||anchor="H2.3.3A0VersionInfo"]]|(% style="width:46px" %)[[BAT>>||anchor="H2.3.4A0BatteryInfo"]]|(% style="width:75px" %)[[Signal Strength>>||anchor="H2.3.5A0SignalStrength"]]|(% style="width:59px" %)MOD 0X01|(% style="width:162px" %)(((
453 453  (((
454 454  Reserve/ Same as NBSN95 CFGMOD=1
... ... @@ -510,6 +510,7 @@
510 510  (((
511 511  
512 512  
542 +
513 513  
514 514  )))
515 515  
... ... @@ -522,7 +522,7 @@
522 522  
523 523  
524 524  (% border="1" style="background-color:#ffffcc; color:green; width:520px" %)
525 -|=(% scope="row" style="width: 50px;" %)**Size(bytes)**|(% style="width:40px" %)**8**|(% style="width:20px" %)**2**|(% style="width:20px" %)**2**|(% style="width:30px" %)**1**|(% style="width:20px" %)**1**|(% style="width:55px" %)**2**|(% style="width:35px" %)**1**|(% style="width:20px" %)**2**|(% style="width:40px" %)**2**|(% style="width:40px" %)**2**|(% style="width:30px" %)**4**|(% style="width:40px" %)**2**|(% style="width:40px" %)**2**|(% style="width:35px" %)**4**
555 +|=(% scope="row" style="width: 50px;" %)**Size(bytes)**|(% style="width:40px" %)**8**|(% style="width:25px" %)**2**|(% style="width:25px" %)**2**|(% style="width:60px" %)**1**|(% style="width:50px" %)**1**|(% style="width:35px" %)**2**|(% style="width:25px" %)**1**|(% style="width:30px" %)**2**|(% style="width:30px" %)**2**|(% style="width:50px" %)**2**|(% style="width:30px" %)**4**|(% style="width:30px" %)**2**|(% style="width:30px" %)**2**|(% style="width:30px" %)**4**
526 526  |=(% style="width: 95px;" %)**Value**|(% style="width:82px" %)Device ID|(% style="width:43px" %)Ver|(% style="width:47px" %)BAT|(% style="width:124px" %)Signal Strength|(% style="width:56px" %)MOD|(% style="width:109px" %)TemDS18B20|(% style="width:80px" %)Interrupt|(% style="width:51px" %)ADC|(% style="width:79px" %)SHTTEM|(% style="width:84px" %)SHTHUM|(% style="width:100px" %)Time stamp |(% style="width:76px" %)SHTTEM|(% style="width:81px" %)SHTHUM|(% style="width:121px" %)Time stamp .....
527 527  
528 528  If we use the MQTT client to subscribe to this MQTT topic, we can see the following information when the N95S31B uplink data.
... ... @@ -565,8 +565,6 @@
565 565  
566 566  * (% style="color:#037691" %)**8 sets of recorded data:**(%%)** **SHTTEM,SHTHUM,Time stamp : 0113023163199c5e, .......
567 567  
568 -
569 -
570 570  === 2.3.2  Device ID ===
571 571  
572 572  
... ... @@ -607,6 +607,7 @@
607 607  AT+DEUI=868411056754138
608 608  
609 609  
638 +
610 610  === 2.3.3  Version Info ===
611 611  
612 612  
... ... @@ -615,11 +615,11 @@
615 615  )))
616 616  
617 617  (((
618 -**Higher byte:** Specify hardware version: always 0x00 for N95S31B
647 +Higher byte: Specify hardware version: always 0x00 for N95S31B
619 619  )))
620 620  
621 621  (((
622 -**Lower byte:** Specify the software version: 0x6E=110, means firmware version 110
651 +Lower byte: Specify the software version: 0x6E=110, means firmware version 110
623 623  )))
624 624  
625 625  (((
... ... @@ -634,6 +634,7 @@
634 634  
635 635  )))
636 636  
666 +
637 637  === 2.3.4  Battery Info ===
638 638  
639 639  
... ... @@ -646,6 +646,7 @@
646 646  )))
647 647  
648 648  
679 +
649 649  === 2.3.5  Signal Strength ===
650 650  
651 651  
... ... @@ -678,6 +678,7 @@
678 678  )))
679 679  
680 680  
712 +
681 681  === 2.3.6  Temperature & Humidity ===
682 682  
683 683  
... ... @@ -696,6 +696,7 @@
696 696  Humidity:    Read:0295(H)=661(D)    Value:  661 / 10=66.1, So 66.1%
697 697  
698 698  
731 +
699 699  == 2.4  Downlink Payload ==
700 700  
701 701  
... ... @@ -748,6 +748,7 @@
748 748  )))
749 749  
750 750  
784 +
751 751  == 2.5  Humidity and Temperature alarm function ==
752 752  
753 753  
... ... @@ -783,6 +783,7 @@
783 783  AT+ SHTEMP=20,30 ~/~/ Alarm when temperature lower than 20.
784 784  
785 785  
820 +
786 786  == 2.6 Set the number of data to be uploaded and the recording time ==
787 787  
788 788  
... ... @@ -796,6 +796,7 @@
796 796  [[image:image-20221009001045-1.png||height="726" width="1009"]]
797 797  
798 798  
834 +
799 799  == 2.7 Read or Clear cached data ==
800 800  
801 801  
... ... @@ -807,14 +807,70 @@
807 807  [[image:image-20220908163102-2.png]]
808 808  
809 809  
810 -== 2.8 Battery & Power Consumption ==
811 811  
847 +== 2.8  ​Battery Analysis ==
812 812  
813 -N95S31B uses ER26500 + SPC1520 battery pack. See below link for detail information about the battery info and how to replace.
814 814  
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/]] .
850 +=== 2.8.1  ​Battery Type ===
816 816  
817 817  
853 +(((
854 +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.
855 +)))
856 +
857 +(((
858 +The battery is designed to last for several years depends on the actually use environment and update interval. 
859 +)))
860 +
861 +(((
862 +The battery related documents as below:
863 +)))
864 +
865 +* [[Battery Dimension>>http://www.dragino.com/downloads/index.php?dir=datasheet/Battery/ER26500/]]
866 +* [[Lithium-Thionyl Chloride Battery datasheet>>http://www.dragino.com/downloads/index.php?dir=datasheet/Battery/ER26500/]]
867 +* [[Lithium-ion Battery-Capacitor datasheet>>http://www.dragino.com/downloads/index.php?dir=datasheet/Battery/ER26500/]]
868 +
869 +(((
870 +[[image:image-20220709101450-2.png]]
871 +)))
872 +
873 +
874 +
875 +=== 2.8.2  Power consumption Analyze ===
876 +
877 +
878 +(((
879 +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.
880 +)))
881 +
882 +(((
883 +
884 +)))
885 +
886 +
887 +=== 2.8.3  ​Battery Note ===
888 +
889 +
890 +(((
891 +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.
892 +)))
893 +
894 +
895 +
896 +=== 2.8.4  Replace the battery ===
897 +
898 +
899 +(((
900 +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.
901 +)))
902 +
903 +
904 +(((
905 +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).
906 +)))
907 +
908 +
909 +
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  
926 +
834 834  = 4.  Using the AT Commands =
835 835  
929 +
836 836  == 4.1  Access AT Commands ==
837 837  
838 838  
... ... @@ -926,8 +926,10 @@
926 926  AT+PWORD  : Serial Access Password
927 927  
928 928  
1023 +
929 929  = ​5.  FAQ =
930 930  
1026 +
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]]
1039 +
944 944  
1041 +(((
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  )))
1044 +)))
947 947  
948 948  
1047 +
949 949  = 6.  Trouble Shooting =
950 950  
1050 +
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  
1058 +(% class="wikigeneratedid" %)
1059 +(((
1060 +
1061 +)))
958 958  
1063 +
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  
1080 +(% class="wikigeneratedid" %)
1081 +(((
1082 +
1083 +)))
1084 +
980 980  = 8.  Packing Info =
981 981  
982 982  (((
... ... @@ -999,13 +999,15 @@
999 999  * Weight / pcs : 180g
1000 1000  )))
1001 1001  
1107 +(((
1108 +
1002 1002  
1003 1003  
1111 +
1112 +)))
1113 +
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 -
1011 -

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