Changes for page N95S31B -- NB-IoT Temperature & Humidity Sensor User Manual

Last modified by Mengting Qiu on 2024/04/02 16:44

From version < 115.24 >

edited by Xiaoling
on 2022/07/09 18:19

To version < 129.33 >

edited by Xiaoling
on 2022/12/30 11:21

Change comment: There is no comment for this version

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@@ -22,16 +22,29 @@
  (((
++(((
  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*.
++)))
++(((
  The temperature & humidity sensor used in N95S31B is SHT31, which is fully calibrated, linearized, and temperature compensated digital output from Sensirion, it provides a strong reliability and long-term stability. The SHT31 is fixed in a (% style="color:blue" %)**waterproof anti-condensation casing **(%%)for long term use.
++)))
++(((
  N95S31B supports different uplink methods include (% style="color:blue" %)**TCP, MQTT, UDP and CoAP**(%%) for different application requirement.
++)))
++(((
  N95S31B is powered by(% style="color:blue" %)**8500mAh Li-SOCI2 battery**(%%), It is designed for long term use up to several years. (Real-world battery life depends on the use environment, update period. Please check related Power Analyze report).
++)))
++(((
++
++)))
++(((
  ~* make sure you have NB-IoT coverage locally.
++)))
  )))
@@ -42,6 +42,7 @@
  == 1.2  Features ==
++
  * NB-IoT Bands: B1/B3/B8/B5/B20/B28 @H-FDD
  * Monitor Temperature & Humidity via SHT31
  * AT Commands to change parameters
@@ -53,6 +53,8 @@
  * Micro SIM card slot for NB-IoT SIM
  * 8500mAh Battery for long term use
++
++
  == 1.3  Specification ==
@@ -72,7 +72,6 @@
  (% style="color:#037691" %)**Battery:**
--
  * Li/SOCI2 un-chargeable battery
  * Capacity: 8500mAh
  * Self Discharge: <1% / Year @ 25°C
@@ -79,8 +79,11 @@
  * Max continuously current: 130mA
  * Max boost current: 2A, 1 second
++
++
  == 1.4  Applications ==
++
  * Smart Buildings & Home Automation
  * Logistics and Supply Chain Management
  * Smart Metering
@@ -92,40 +92,49 @@
--== 1.5  Pin Definitions ==
++== 1.5  Pin Definitions & Switch ==
++
  N95S31B use the mother board from NBSN95 which as below.
++
  [[image:image-20220709144723-1.png]]
  === 1.5.1  Jumper JP2 ===
++
  Power on Device when put this jumper.
--
  === 1.5.2  BOOT MODE / SW1 ===
--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.
--2) Flash: work mode, device starts to work and send out console output for further debug
++(((
++**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.
++)))
++(((
++**2) Flash:**  work mode, device starts to work and send out console output for further debug
++)))
  === 1.5.3  Reset Button ===
++
  Press to reboot the device.
--
  === 1.5.4  LED ===
++
  It will flash:
--1. When boot the device in flash mode
--1. Send an uplink packet
++1.  When boot the device in flash mode
++2.  Send an uplink packet
++
++
  = 2.  Use N95S31B to communicate with IoT Server =
  == 2.1  How it works ==
@@ -144,7 +144,7 @@
  )))
--[[image:1657350248151-650.png]]
++[[image:1657520100595-569.png]]
  (((
@@ -153,7 +153,6 @@
  == 2.2  Configure the N95S31B ==
--
  === 2.2.1  Power On N95S31B ===
@@ -160,26 +160,48 @@
  [[image:image-20220709150546-2.png]]
--=== 2.2.1  Test Requirement ===
++=== 2.2.2  Test Requirement ===
++(((
  To use N95S31B in your city, make sure meet below requirements:
++)))
--* Your local operator has already distributed a NB-IoT Network there.
--* The local NB-IoT network used the band that N95S31B supports.
--* Your operator is able to distribute the data received in their NB-IoT network to your IoT server.
++* (((
++Your local operator has already distributed a NB-IoT Network there.
++)))
++* (((
++The local NB-IoT network used the band that N95S31B supports.
++)))
++* (((
++Your operator is able to distribute the data received in their NB-IoT network to your IoT server.
++)))
++(((
  Below figure shows our testing structure.   Here we have NB-IoT network coverage by China Mobile, the band they use is B8.
++)))
++(((
  N95S31B supports different communication protocol such as :
++)))
  (((
--* CoAP       ((% style="color:red" %)120.24.4.116:5683(%%))
--* raw UDP  ((% style="color:red" %)120.24.4.116:5601(%%))
--* MQTT      ((% style="color:red" %)120.24.4.116:1883(%%))
--* TCP          ((% style="color:red" %)120.24.4.116:5600(%%))
++* (((
++CoAP       ((% style="color:red" %)120.24.4.116:5683(%%))
++)))
++* (((
++raw UDP  ((% style="color:red" %)120.24.4.116:5601(%%))
++)))
++* (((
++MQTT      ((% style="color:red" %)120.24.4.116:1883(%%))
++)))
++* (((
++TCP          ((% style="color:red" %)120.24.4.116:5600(%%))
++)))
++(((
  We will show how to use with each protocol. The IP addresses above are our test server. User need to change to point their corresponding server.
++)))
  )))
@@ -187,9 +187,9 @@
  [[image:1657350625843-586.png]]
--
  === 2.2.3  Insert SIM card ===
++
  (((
  Insert the NB-IoT Card get from your provider.
  )))
@@ -202,26 +202,29 @@
  [[image:1657351240556-536.png]]
--
  === 2.2.4  Connect USB – TTL to N95S31B to configure it ===
++
  (((
  (((
  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.
++
++
  )))
  )))
  [[image:1657351312545-300.png]]
--**Connection:**
-- (% style="background-color:yellow" %)USB TTL GND <~-~-~-~-> GND
++(% style="color:blue" %)**Connection:**
-- (% style="background-color:yellow" %)USB TTL TXD <~-~-~-~-> UART_RXD
++ (% style="background-color:yellow" %)**USB TTL GND <~-~-~-~-> GND**
-- (% style="background-color:yellow" %)USB TTL RXD <~-~-~-~-> UART_TXD
++**~ (% style="background-color:yellow" %)USB TTL TXD <~-~-~-~-> UART_RXD(%%)**
++**~ (% style="background-color:yellow" %)USB TTL RXD <~-~-~-~-> UART_TXD(%%)**
++
  In the PC, use below serial tool settings:
  * Baud:       (% style="color:green" %)**9600**
@@ -236,17 +236,18 @@
  [[image:1657329814315-101.png]]
++
  (((
--(% 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/]]
++(% 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]]**
  )))
--
  === 2.2.5  Use CoAP protocol to uplink data ===
--(% 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/]]
++(% 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/]]**
++
  (((
  **Use below commands:**
  )))
@@ -255,10 +255,10 @@
  (% style="color:blue" %)**AT+PRO=1**  (%%)                                             ~/~/ Set to use CoAP protocol to uplink
  )))
  * (((
--(% style="color:blue" %)**AT+SERVADDR=120.24.4.116,5683   **  (%%)~/~/ to set CoAP server address and port
++(% style="color:blue" %)**AT+SERVADDR=120.24.4.116,5683   **    (%%)~/~/ to set CoAP server address and port
  )))
  * (((
--(% style="color:blue" %)**AT+URI=5,11,"mqtt",11,"coap",12,"0",15,"c=text1",23,"0" ** (%%)      ~/~/Set COAP resource path
++(% style="color:blue" %)**AT+URI=5,11,"mqtt",11,"coap",12,"0",15,"c=text1",23,"0" ** (%%)      ~/~/  Set COAP resource path
  )))
  (((
@@ -277,7 +277,6 @@
  [[image:1657352185396-303.png]]
--
  === 2.2.6  Use UDP protocol to uplink data(Default protocol) ===
@@ -291,18 +291,18 @@
  [[image:1657352403317-397.png]]
--
  === 2.2.7  Use MQTT protocol to uplink data ===
++
  N95S31B supports only plain MQTT now it doesn't support TLS and other related encryption.
--* (% style="color:blue" %)**AT+PRO=3   **       (%%)                                        ~/~/Set to use MQTT protocol to uplink
--* (% style="color:blue" %)**AT+SERVADDR=120.24.4.116,1883   **   (%%)    ~/~/Set MQTT server address and port
--* (% style="color:blue" %)**AT+CLIENT=CLIENT       **                            (%%)~/~/Set up the CLIENT of MQTT
--* (% style="color:blue" %)**AT+UNAME=UNAME                                **(%%)~/~/Set the username of MQTT
--* (% style="color:blue" %)**AT+PWD=PWD                                         **(%%)~/~/Set the password of MQTT
--* (% style="color:blue" %)**AT+PUBTOPIC=f9527                               **(%%)~/~/Set the sending topic of MQTT
--* (% style="color:blue" %)**AT+SUBTOPIC=Ns9527          **(%%)                  ~/~/Set the subscription topic of MQTT
++* (% style="color:blue" %)**AT+PRO=3   **       (%%)                                        ~/~/  Set to use MQTT protocol to uplink
++* (% style="color:blue" %)**AT+SERVADDR=120.24.4.116,1883   **   (%%)    ~/~/  Set MQTT server address and port
++* (% style="color:blue" %)**AT+CLIENT=CLIENT       **                            (%%)~/~/  Set up the CLIENT of MQTT
++* (% style="color:blue" %)**AT+UNAME=UNAME                                **(%%)~/~/  Set the username of MQTT
++* (% style="color:blue" %)**AT+PWD=PWD                                         **(%%)~/~/   Set the password of MQTT
++* (% style="color:blue" %)**AT+PUBTOPIC=f9527                               **(%%)~/~/   Set the sending topic of MQTT
++* (% style="color:blue" %)**AT+SUBTOPIC=Ns9527          **(%%)                  ~/~/   Set the subscription topic of MQTT
  [[image:1657352634421-276.png]]
@@ -309,6 +309,7 @@
  [[image:1657352645687-385.png]]
++
  (((
  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.
  )))
@@ -319,9 +319,9 @@
  )))
--
  === 2.2.8  Use TCP protocol to uplink data ===
++
  This feature is supported since firmware version v110
  * (% style="color:blue" %)**AT+PRO=4   ** (%%)                                          ~/~/ Set to use TCP protocol to uplink
@@ -333,9 +333,9 @@
  [[image:1657352914475-252.png]]
--
  === 2.2.9  Change Update Interval ===
++
  User can use below command to change the (% style="color:green" %)**uplink interval**.
  * (% style="color:blue" %)**AT+TDC=600      **  (%%)~/~/ Set Update Interval to 600s
@@ -344,44 +344,71 @@
  )))
++(((
++(% style="color:red" %)**NOTE: Since firmware version is v1.2:**
++)))
++(((
++(% 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).**
++)))
++
  == 2.3  Uplink Payload ==
--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.
++(((
++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.
++)))
++(((
  For example:
++)))
-- (% 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.
++(((
++ (% 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.
++)))
++(((
  The uplink payloads are composed in  ASCII String. For example:
++)))
++(((
 a cd 00 ed 0a cc 00 00 ef 02 d2 1d (total 24 ASCII Chars) . Representative the actually payload:
++)))
++(((
 x 0a cd 00 ed 0a cc 00 00 ef 02 d2 1d  Total 12 bytes
++)))
++(((
  (% style="color:red" %)**NOTE:**
++)))
  (% style="color:red" %)
--1. All modes share the same Payload Explanation from [[HERE>>||anchor="H2.3A0UplinkPayload"]].
--1. By default, the device will send an uplink message every 1 hour.
++1. (((
++**All modes share the same Payload Explanation from [[HERE>>||anchor="H2.3A0UplinkPayload"]].**
++)))
++1. (((
++**By default, the device will send an uplink message every 1 hour.**
++
++)))
  === 2.3.1  Payload Analyze ===
++==== 2.3.1.1  Before Firmware v1.2 ====
++
++
  N95S31B uplink payload includes in total 21 bytes
--(% border="1" cellspacing="10" style="background-color:#ffffcc; color:green; width:520px" %)
--|=(% style="width: 60px;" %)(((
--**Size(bytes)**
--)))|=(% 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**
--|(% 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" %)(((
++(% border="1" style="background-color:#ffffcc; color:green; width:520px" %)
++|=(% 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**
++|(% 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" %)(((
  (((
  Reserve/ Same as NBSN95 CFGMOD=1
  )))
@@ -389,7 +389,7 @@
  (((
  No function here.
  )))
--)))|(% style="width:77px" %)(((
++)))|(% style="width:102px" %)(((
  (((
  [[Temperature >>||anchor="H2.3.6A0Temperature26Humidity"]]
  )))
@@ -397,7 +397,7 @@
  (((
  By SHT31
  )))
--)))|(% style="width:80px" %)(((
++)))|(% style="width:81px" %)(((
  (((
  [[Humidity>>||anchor="H2.3.6A0Temperature26Humidity"]]
  )))
@@ -408,6 +408,8 @@
  )))
  (((
++
++
  (((
  If we use the MQTT client to subscribe to this MQTT topic, we can see the following information when the NB sensor uplink data.
  )))
@@ -417,29 +417,90 @@
  [[image:1657354294009-643.png]]
--The payload is ASCII string, representative same HEX: 0x724031607457006e0ccd1b0100dc000ccc00e10186 where:
++The payload is ASCII string, representative same HEX: (% style="background-color:yellow" %)**0x724031607457 006e 0ccd 1b 01 00dc000ccc 00e1 0186**
--* Device ID: 0x724031607457 = 724031607457
--* Version: 0x006e=110=1.1.0
++**where:**
--* BAT: 0x0ccd = 3277 mV = 3.277V
--* Signal: 0x1b = 27
--* Model: 0x01 = 1
--* 0x00dc000ccc= reserve, ignore in N95S31B
--* Temperature by SHT31: 0x00e1 = 225 = 22.5 °C
--* Humidity by SHT31: 0x0186 = 390 = 39.0 %rh
++* (% style="color:#037691" %)**Device ID:** (%%) 0x724031607457 = 724031607457
++* (% style="color:#037691" %)**Version: **(%%)    0x006e=110=1.1.0
++
++* (% style="color:#037691" %)**BAT:**   (%%)   0x0ccd = 3277 mV = 3.277V
++
++* (% style="color:#037691" %)**Signal:** (%%) 0x1b = 27
++
++* (% style="color:#037691" %)**Model:** (%%) 0x01 = 1
++
++* (% style="color:#037691" %)**0x00dc000ccc= reserve, ignore in N95S31B**
++
++* (% style="color:#037691" %)**Temperature by SHT31:** (%%) 0x00e1 = 225 = 22.5 °C
++
++* (% style="color:#037691" %)**Humidity by SHT31:**  (%%)     0x0186 = 390 = 39.0 %rh
++
  (((
--)))
--(((
++
  )))
++==== 2.3.1.2 Since Firmware v1.2 ====
++
++In this mode, uplink payload includes 91 bytes in total by default.
++
++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.
++
++
++(% border="1" style="background-color:#ffffcc; color:green; width:520px" %)
++|=(% 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**
++|=(% 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 .....
++
++If we use the MQTT client to subscribe to this MQTT topic, we can see the following information when the N95S31B uplink data.
++
++
++[[image:image-20220908154949-1.png]]
++
++
++The payload is ASCII string, representative same HEX:
++
++**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__ **
++
++**__0112023b631998f3__// //__011202426319983f__ __01110242631996eb__**
++
++**where:**
++
++* (% style="color:#037691" %)**Device ID:**(%%) f868411056758782 = f868411056758782
++
++* (% style="color:#037691" %)**Version:** (%%)0x000c=120=1.2
++
++* (% style="color:#037691" %)**BAT:**      (%%)0x0d0f = 3343 mV = 3.343V
++
++* (% style="color:#037691" %)**Singal:**(%%)  0x0c = 12
++
++* (% style="color:#037691" %)**Mod:**(%%)    0x01 = 1
++
++* (% style="color:#037691" %)**TemDS18B20:**(%%)  0x0000= 0 = 0
++
++* (% style="color:#037691" %)**Interrupt:**  (%%)0x00= 0
++
++* (% style="color:#037691" %)**adc:**(%%)  0x0030= 48
++
++* (% style="color:#037691" %)**SHTTEM:**(%%)    0x0114= 276 = 27.6
++
++* (% style="color:#037691" %)**SHTHUM:**(%%)  0x0231 =561=56.1%
++
++* (% style="color:#037691" %)**Time stamp :  **(%%)0x63199d3c =1662342011  ([[Unix Epoch Time>>url:http://www.epochconverter.com/]])
++
++* (% style="color:#037691" %)**SHTTEM,SHTHUM,Time stamp :**(%%)  0113023163199d12
++
++* (% style="color:#037691" %)**8 sets of recorded data:**(%%)** **SHTTEM,SHTHUM,Time stamp : 0113023163199c5e, .......
++
++
++
  === 2.3.2  Device ID ===
++
  (((
  By default, the Device ID equal to the last 6 bytes of IMEI.
  )))
@@ -446,10 +446,12 @@
  (((
  User can use (% style="color:blue" %)**AT+DEUI**(%%) to set Device ID
++
++
  )))
  (((
--**Example:**
++(% style="color:blue" %)**Example:**
  )))
  (((
@@ -457,30 +457,54 @@
  )))
  (((
--The Device ID is stored in a none-erase area, Upgrade the firmware or run **AT+FDR** won't erase Device ID.
++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.
++
++
  )))
++(% style="color:red" %)**NOTE: When the firmware version is v1.2 and later firmware:**
++By default, the Device ID equal to the last 15 bits of IMEI.
++
++User can use ** (% style="color:blue" %)AT+DEUI(%%)** to set Device ID
++
++
++(% style="color:blue" %)**Example:**
++
++AT+DEUI=868411056754138
++
++
  === 2.3.3  Version Info ===
++(((
  These bytes include the hardware and software version.
++)))
++(((
  Higher byte: Specify hardware version: always 0x00 for N95S31B
++)))
++(((
  Lower byte: Specify the software version: 0x6E=110, means firmware version 110
++)))
++(((
++
++)))
++(((
  For example: 0x00 6E: this device is N95S31B with firmware version 110.
++)))
  (((
  )))
--
  === 2.3.4  Battery Info ===
++
  (((
  Ex1: 0x0B45 = 2885mV
  )))
@@ -490,9 +490,9 @@
  )))
--
  === 2.3.5  Signal Strength ===
++
  (((
  NB-IoT Network signal Strength.
  )))
@@ -522,9 +522,9 @@
  )))
--
  === 2.3.6  Temperature & Humidity ===
++
  The device will be able to get the SHT31 temperature and humidity data now and upload to IoT Server.
  [[image:image-20220709161741-3.png]]
@@ -540,11 +540,11 @@
  Humidity:    Read:0295(H)=661(D)    Value:  661 / 10=66.1, So 66.1%
--
  == 2.4  Downlink Payload ==
--By default, NDDS75 prints the downlink payload to console port.
++By default, N95S31B prints the downlink payload to console port.
++
  [[image:image-20220709100028-1.png]]
@@ -581,7 +581,7 @@
  )))
  (((
--If payload = 0x04FF, it will reset the NDDS75
++If payload = 0x04FF, it will reset the N95S31B
  )))
@@ -592,12 +592,70 @@
  )))
++== 2.5  Humidity and Temperature alarm function ==
--== 2.5  Battery Analysis ==
--=== 2.5.1  Battery Type ===
++**~ (% style="color:blue" %)➢ AT Command:(%%)**
++(% style="color:#037691" %)**AT+ SHHUM=min,max**
++
++
++² When min=0, and max≠0, Alarm higher than max
++
++² When min≠0, and max=0, Alarm lower than min
++
++² When min≠0 and max≠0, Alarm higher than max or lower than min
++
++
++ (% style="color:blue" %)**Example:**
++
++AT+ SHHUM=50,80 ~/~/ Alarm when humidity lower than 50.
++
++
++(% style="color:#037691" %)**AT+ SHTEMP=min,max**
++
++² When min=0, and max≠0, Alarm higher than max
++
++² When min≠0, and max=0, Alarm lower than min
++
++² When min≠0 and max≠0, Alarm higher than max or lower than min
++
++
++**~ (% style="color:blue" %)Example:(%%)**
++
++AT+ SHTEMP=20,30 ~/~/ Alarm when temperature lower than 20.
++
++
++== 2.6 Set the number of data to be uploaded and the recording time ==
++
++
++**~ (% style="color:blue" %)➢ AT Command:(%%)**
++
++* (% 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)
++* (% 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.
++
++ The diagram below explains the relationship between TR, NOUD, and TDC more clearly**:**
++
++[[image:image-20221009001045-1.png||height="726" width="1009"]]
++
++
++== 2.7 Read or Clear cached data ==
++
++
++**~ (% style="color:blue" %)➢ AT Command:(%%)**
++
++* (% style="color:#037691" %)**AT+CDP**  (%%)        ~/~/ Read cached data
++* (% style="color:#037691" %)**AT+CDP=0** (%%)   ~/~/  Clear cached data
++
++[[image:image-20220908163102-2.png]]
++
++
++== 2.8  Battery Analysis ==
++
++=== 2.8.1  Battery Type ===
++
++
  (((
  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.
  )))
@@ -619,11 +619,11 @@
  )))
++=== 2.8.2  Power consumption Analyze ===
--=== 2.5.2  Power consumption Analyze ===
  (((
--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.
++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.
  )))
  (((
@@ -630,8 +630,8 @@
  )))
++=== 2.8.3  Battery Note ===
--=== 2.5.3  Battery Note ===
  (((
  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.
@@ -638,10 +638,9 @@
  )))
++=== 2.8.4  Replace the battery ===
--=== 2.5.4  Replace the battery ===
--
  (((
  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.
  )))
@@ -652,9 +652,9 @@
  )))
--
  = 3.  Access NB-IoT Module =
++
  (((
  Users can directly access the AT command set of the NB-IoT module.
  )))
@@ -661,19 +661,21 @@
  (((
  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/]]
++
++
  )))
  [[image:1657333200519-600.png]]
--
  = 4.  Using the AT Commands =
  == 4.1  Access AT Commands ==
--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/]]
++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]]
++
  AT+<CMD>?                    : Help on <CMD>
  AT+<CMD>                      : Run <CMD>
@@ -713,7 +713,24 @@
  AT+SERVADDR          : Server Address
++AT+TR      : Get or Set record time
++AT+APN            : Get or set the APN
++
++AT+FBAND          : Get or Set whether to automatically modify the frequency band
++
++AT+DNSCFG         :  Get or Set DNS Server
++
++AT+GETSENSORVALUE   : Returns the current sensor measurement
++
++AT+NOUD      : Get or Set the number of data to be uploaded
++
++AT+CDP     : Read or Clear cached data
++
++AT+SHTEMP: Get or Set alarm of temp
++
++AT+SHHUM: Get or Set alarm of moisture
++
  (% style="color:#037691" %)**COAP Management**
  AT+URI            : Resource parameters
@@ -744,7 +744,6 @@
  AT+PWORD       : Serial Access Password
--
  = 5.  FAQ =
  == 5.1  How to Upgrade Firmware ==
@@ -761,11 +761,12 @@
  (((
--(% style="color:red" %)Notice, N95S31B and LSN50v2 share the same mother board. They use the same connection and method to update.
++(((
++(% style="color:red" %)**Notice, N95S31B and LSN50v2 share the same mother board. They use the same connection and method to update.**
  )))
++)))
--
  = 6.  Trouble Shooting =
  == 6.1  Connection problem when uploading firmware ==
@@ -780,9 +780,9 @@
  )))
--
  == 6.2  AT Command input doesn't work ==
++
  (((
  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.
@@ -789,7 +789,6 @@
  )))
--
  = 7.  Order Info =
@@ -796,11 +796,6 @@
  Part Number**:** (% style="color:#4f81bd" %)**N95S31B-YY**
--(% class="wikigeneratedid" %)
--(((
--
--)))
--
  = 8.  Packing Info =
  (((
@@ -826,11 +826,16 @@
  (((
--
  )))
  = 9.  Support =
++
  * 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.
  * 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]]
++
++
++
++
++

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