Last modified by Mengting Qiu on 2024/04/02 16:44
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From version < 130.14 >
edited by Xiaoling
on 2023/04/28 14:57
To version < 129.34 >
edited by Xiaoling
on 2022/12/30 11:21
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... ... @@ -19,6 +19,8 @@
19 19  
20 20  == 1.1 ​ What is N95S31B NB-IoT Sensor Node ==
21 21  
22 +(((
23 +
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  (((
42 +
43 +)))
44 +
45 +(((
40 40  ~* make sure you have NB-IoT coverage locally.
41 41  )))
42 42  
49 +
50 +)))
43 43  
44 44  [[image:1657348284168-431.png]]
45 45  
46 46  
55 +
47 47  == 1.2 ​ Features ==
48 48  
49 49  
... ... @@ -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
82 +* - B1 @H-FDD: 2100MHz
83 +* - B3 @H-FDD: 1800MHz
84 +* - B8 @H-FDD: 900MHz
85 +* - B5 @H-FDD: 850MHz
86 +* - B20 @H-FDD: 800MHz
87 +* - B28 @H-FDD: 700MHz
79 79  
80 80  (% style="color:#037691" %)**Battery:**
81 81  
... ... @@ -168,6 +168,7 @@
168 168  
169 169  )))
170 170  
180 +
171 171  == 2.2 ​ Configure the N95S31B ==
172 172  
173 173  === 2.2.1  Power On N95S31B ===
... ... @@ -355,6 +355,7 @@
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  
368 +
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  )))
... ... @@ -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.
421 + (% 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  
... ... @@ -444,10 +444,11 @@
444 444  ==== 2.3.1.1  Before Firmware v1.2 ====
445 445  
446 446  
447 -N95S31B uplink payload includes in total 21 bytes.
458 +N95S31B uplink payload includes in total 21 bytes
448 448  
449 -(% border="1" style="background-color:#f2f2f2; width:520px" %)
450 -|=(% 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**
460 +
461 +(% border="1" style="background-color:#ffffcc; color:green; width:520px" %)
462 +|=(% 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**
451 451  |(% 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" %)(((
452 452  (((
453 453  Reserve/ Same as NBSN95 CFGMOD=1
... ... @@ -509,6 +509,7 @@
509 509  (((
510 510  
511 511  
524 +
512 512  
513 513  )))
514 514  
... ... @@ -520,8 +520,8 @@
520 520  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.
521 521  
522 522  
523 -(% border="1" style="background-color:#f2f2f2; width:520px" %)
524 -|=(% 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**
536 +(% border="1" style="background-color:#ffffcc; color:green; width:520px" %)
537 +|=(% 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**
525 525  |=(% 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 .....
526 526  
527 527  If we use the MQTT client to subscribe to this MQTT topic, we can see the following information when the N95S31B uplink data.
... ... @@ -614,11 +614,11 @@
614 614  )))
615 615  
616 616  (((
617 -**Higher byte:** Specify hardware version: always 0x00 for N95S31B
630 +Higher byte: Specify hardware version: always 0x00 for N95S31B
618 618  )))
619 619  
620 620  (((
621 -**Lower byte:** Specify the software version: 0x6E=110, means firmware version 110
634 +Lower byte: Specify the software version: 0x6E=110, means firmware version 110
622 622  )))
623 623  
624 624  (((
... ... @@ -700,11 +700,7 @@
700 700  
701 701  By default, N95S31B prints the downlink payload to console port.
702 702  
703 -(% border="1" style="background-color:#f2f2f2; width:520px" %)
704 -|(% 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)**
705 -|(% style="width:204px" %)TDC(Transmit Time Interval)|(% style="width:80px" %)Any|(% style="width:94px" %)01|(% style="width:150px" %)4
706 -|(% style="width:204px" %)RESET|(% style="width:80px" %)Any|(% style="width:94px" %)04|(% style="width:150px" %)2
707 -|(% style="width:204px" %)INTMOD|(% style="width:80px" %)Any|(% style="width:94px" %)06|(% style="width:150px" %)4
716 +[[image:image-20220709100028-1.png]]
708 708  
709 709  
710 710  (((
... ... @@ -810,14 +810,64 @@
810 810  [[image:image-20220908163102-2.png]]
811 811  
812 812  
813 -== 2.8 Battery & Power Consumption ==
822 +== 2.8  ​Battery Analysis ==
814 814  
824 +=== 2.8.1  ​Battery Type ===
815 815  
816 -N95S31B uses ER26500 + SPC1520 battery pack. See below link for detail information about the battery info and how to replace.
817 817  
818 -[[**Battery Info & Power Consumption Analyze**>>url:http://wiki.dragino.com/xwiki/bin/view/Main/How%20to%20calculate%20the%20battery%20life%20of%20Dragino%20sensors%3F/]] .
827 +(((
828 +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.
829 +)))
819 819  
831 +(((
832 +The battery is designed to last for several years depends on the actually use environment and update interval. 
833 +)))
820 820  
835 +(((
836 +The battery related documents as below:
837 +)))
838 +
839 +* [[Battery Dimension>>http://www.dragino.com/downloads/index.php?dir=datasheet/Battery/ER26500/]]
840 +* [[Lithium-Thionyl Chloride Battery datasheet>>http://www.dragino.com/downloads/index.php?dir=datasheet/Battery/ER26500/]]
841 +* [[Lithium-ion Battery-Capacitor datasheet>>http://www.dragino.com/downloads/index.php?dir=datasheet/Battery/ER26500/]]
842 +
843 +(((
844 +[[image:image-20220709101450-2.png]]
845 +)))
846 +
847 +
848 +=== 2.8.2  Power consumption Analyze ===
849 +
850 +
851 +(((
852 +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.
853 +)))
854 +
855 +(((
856 +
857 +)))
858 +
859 +=== 2.8.3  ​Battery Note ===
860 +
861 +
862 +(((
863 +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.
864 +)))
865 +
866 +
867 +=== 2.8.4  Replace the battery ===
868 +
869 +
870 +(((
871 +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.
872 +)))
873 +
874 +
875 +(((
876 +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).
877 +)))
878 +
879 +
821 821  = 3. ​ Access NB-IoT Module =
822 822  
823 823  
... ... @@ -943,10 +943,12 @@
943 943  )))
944 944  
945 945  (((
946 -Firmware Download：[[https:~~/~~/www.dropbox.com/sh/fr8w23rb951512i/AACSJeGQg-7ZjKhAI_Sn57H6a?dl=0>>https://www.dropbox.com/sh/fr8w23rb951512i/AACSJeGQg-7ZjKhAI_Sn57H6a?dl=0]]
1005 +
947 947  
1007 +(((
948 948  (% style="color:red" %)**Notice, N95S31B and LSN50v2 share the same mother board. They use the same connection and method to update.**
949 949  )))
1010 +)))
950 950  
951 951  
952 952  = 6.  Trouble Shooting =
... ... @@ -958,6 +958,10 @@
958 958  **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]]
959 959  )))
960 960  
1022 +(% class="wikigeneratedid" %)
1023 +(((
1024 +
1025 +)))
961 961  
962 962  == 6.2  AT Command input doesn't work ==
963 963  
... ... @@ -968,12 +968,6 @@
968 968  
969 969  )))
970 970  
971 -== 6.3 Not able to connect to NB-IoT network and keep showing "Signal Strength:99". ==
972 -
973 -
974 -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]]//**.
975 -
976 -
977 977  = 7. ​ Order Info =
978 978  
979 979  
... ... @@ -1002,13 +1002,19 @@
1002 1002  * Weight / pcs : 180g
1003 1003  )))
1004 1004  
1064 +(((
1065 +
1005 1005  
1067 +
1068 +)))
1006 1006  
1007 1007  = 9.  Support =
1008 1008  
1009 1009  
1010 1010  * 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.
1011 -
1012 1012  * 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]]
1013 1013  
1076 +
1077 +
1078 +
1014 1014  

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