LS -- LoRaWAN Outdoor Temperature & Humidity Sensor User Manual

Last modified by Mengting Qiu on 2025/07/01 15:58

From 5.1 to 4.1 From 14.1 to 13.1

From version 13.1

edited by Edwin Chen
on 2023/04/16 17:58

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To version 5.1

edited by Edwin Chen
on 2023/04/16 13:14

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@@ -99,7 +99,7 @@
  == 1.5 Button & LEDs ==
--[[image:Main.User Manual for LoRaWAN End Nodes.D20-LBD22-LBD23-LB_LoRaWAN_Temperature_Sensor_User_Manual.WebHome@1675071855856-879.png]]
++[[image:1675071855856-879.png]]
  (% border="1" cellspacing="4" style="background-color:#f7faff; color:black; width:510px" %)
@@ -113,7 +113,7 @@
  (% style="color:green" %)**Green led**(%%) will solidly turn on for 5 seconds after joined in network.
  Once sensor is active, BLE module will be active and user can connect via BLE to configure device, no matter if device join or not join LoRaWAN network.
  )))
--|(% style="width:167px" %)Fast press ACT 5 times.|(% style="width:117px" %)Deactivate Device|(% style="width:225px" %)(% style="color:red" %)**Red led**(%%) will solid on for 5 seconds. Means device is in Deep Sleep Mode.
++|(% style="width:167px" %)Fast press ACT 5 times.|(% style="width:117px" %)Deactivate Device|(% style="width:225px" %)(% style="color:red" %)**Red led**(%%) will solid on for 5 seconds. Means D2x-LB is in Deep Sleep Mode.
  == 1.6 BLE connection ==
@@ -135,19 +135,30 @@
  (% border="1" cellspacing="10" style="background-color:#f7faff; width:510px" %)
  |=(% style="width: 102px;" %)Model|=(% style="width: 190px;" %)Photo|=(% style="width: 297px;" %)Probe Info
--|(% style="width:102px" %)**S31-LB**|(% style="width:190px" %) |(% style="width:297px" %)(((
--1 x SHT31 Probe
++|(% style="width:102px" %)**D20-LB**|(% style="width:190px" %) |(% style="width:297px" %)(((
++1 x DS28B20 Probe
  Cable Length : 2 meters
  )))
--|(% style="width:102px" %)**S31B-LB**|(% style="width:190px" %) |(% style="width:297px" %)(((
--1 x SHT31 Probe
++|(% style="width:102px" %)**D22-LB**|(% style="width:190px" %) |(% style="width:297px" %)(((
++2 x DS28B20 Probes
--Installed in device.
++Cable lengths total 1.5meters per probe
++
++Cable Drawing: [[See This Link>>url:https://www.dragino.com/downloads/index.php?dir=LoRa_End_Node/LSN50v2-D20/Cable_Drawing/&file=CAB0-35IC-K21G-210811.pdf]]
  )))
++|(% style="width:102px" %)(((
++ **D23-LB**
++)))|(% style="width:190px" %) |(% style="width:297px" %)(((
++3 x DS28B20 Probes
++Cable lengths total 1.5meters per probe
++
++Cable Drawing: [[See This Link>>url:https://www.dragino.com/downloads/index.php?dir=LoRa_End_Node/LSN50v2-D20/Cable_Drawing/&file=CAB0-35IC-K31G-210811.pdf]]
++)))
++
  (% style="display:none" %)
@@ -155,21 +155,21 @@
  == 1.8 Mechanical ==
--[[image:Main.User Manual for LoRaWAN End Nodes.D20-LBD22-LBD23-LB_LoRaWAN_Temperature_Sensor_User_Manual.WebHome@1675143884058-338.png]]
++[[image:1675143884058-338.png]]
--[[image:Main.User Manual for LoRaWAN End Nodes.D20-LBD22-LBD23-LB_LoRaWAN_Temperature_Sensor_User_Manual.WebHome@1675143899218-599.png]]
++[[image:1675143899218-599.png]]
--[[image:Main.User Manual for LoRaWAN End Nodes.D20-LBD22-LBD23-LB_LoRaWAN_Temperature_Sensor_User_Manual.WebHome@1675143909447-639.png]]
++[[image:1675143909447-639.png]]
--= 2. Configure S31x-LB to connect to LoRaWAN network =
++= 2. Configure D2x-LB to connect to LoRaWAN network =
  == 2.1 How it works ==
--The S31x-LB is configured as (% style="color:#037691" %)**LoRaWAN OTAA Class A**(%%) mode by default. It has OTAA keys to join LoRaWAN network. To connect a local LoRaWAN network, you need to input the OTAA keys in the LoRaWAN IoT server and press the button to activate the S31x-LB. It will automatically join the network via OTAA and start to send the sensor value. The default uplink interval is 20 minutes.
++The D2x-LB is configured as (% style="color:#037691" %)**LoRaWAN OTAA Class A**(%%) mode by default. It has OTAA keys to join LoRaWAN network. To connect a local LoRaWAN network, you need to input the OTAA keys in the LoRaWAN IoT server and press the button to activate the D2x-LB. It will automatically join the network via OTAA and start to send the sensor value. The default uplink interval is 20 minutes.
  == 2.2 Quick guide to connect to LoRaWAN server (OTAA) ==
@@ -184,9 +184,9 @@
  The LPS8V2 is already set to connected to [[TTN network >>url:https://console.cloud.thethings.network/]], so what we need to now is configure the TTN server.
--(% style="color:blue" %)**Step 1:**(%%) Create a device in TTN with the OTAA keys from S31x-LB.
++(% style="color:blue" %)**Step 1:**(%%) Create a device in TTN with the OTAA keys from D2x-LB.
--Each S31x-LB is shipped with a sticker with the default device EUI as below:
++Each D2x-LB is shipped with a sticker with the default device EUI as below:
  [[image:image-20230131134744-2.jpeg]]
@@ -215,12 +215,11 @@
  [[image:1675144157838-392.png]]
++(% style="color:blue" %)**Step 2:**(%%) Activate on D2x-LB
--(% style="color:blue" %)**Step 2:**(%%) Activate on S31x-LB
++Press the button for 5 seconds to activate the D2x-LB.
--Press the button for 5 seconds to activate the S31x-LB.
--
  (% style="color:green" %)**Green led**(%%) will fast blink 5 times, device will enter (% style="color:blue" %)**OTA mode**(%%) for 3 seconds. And then start to JOIN LoRaWAN network. (% style="color:green" %)**Green led**(%%) will solidly turn on for 5 seconds after joined in network.
  After join success, it will start to upload messages to TTN and you can see the messages in the panel.
@@ -231,7 +231,7 @@
  === 2.3.1 Device Status, FPORT~=5 ===
--Users can use the downlink command(**0x26 01**) to ask S31x-LB to send device configure detail, include device configure status. S31x-LB will uplink a payload via FPort=5 to server.
++Users can use the downlink command(**0x26 01**) to ask D2x-LB to send device configure detail, include device configure status. D2x-LB will uplink a payload via FPort=5 to server.
  The Payload format is as below.
@@ -246,7 +246,7 @@
  [[image:image-20230415153147-2.png||height="220" width="1120"]]
--(% style="color:#037691" %)**Sensor Model**(%%): For S31x-LB, this value is 0x0A
++(% style="color:#037691" %)**Sensor Model**(%%): For D2x-LB, this value is 0x19
  (% style="color:#037691" %)**Firmware Version**(%%): 0x0100, Means: v1.0.0 version
@@ -302,23 +302,52 @@
  === 2.3.2  Sensor Data. FPORT~=2 ===
--Sensor Data is uplink via FPORT=2
++D2x-LB will uplink below payload via FPORT=2 after Joined LoRaWAN Network.
--|=(((
--**Size(bytes)**
--)))|=2|=4|=1|=**2**|=2
--|**Value**|(((
--[[Battery>>path:#HBattery:]]
--)))|(((
--[[Unix TimeStamp>>path:#H2.4.1UnixTimeStamp]]
--)))|(((
--[[Alarm Flag>>path:#HAlarmFlag26MOD:]]
--)))|(((
--[[Temperature>>path:#HTemperature:]]
--)))|(((
--[[Humidity>>path:#HHumidity:]]
++(% border="1" cellspacing="10" style="background-color:#ffffcc; color:green; width:500px" %)
++|=(% style="width: 62.5px;" %)(((
++**Size (bytes)**
++)))|=(% style="width: 60px;" %)2|=(% style="width: 120px;" %)2|=(% style="width: 60px;" %)2|=(% style="width: 65px;" %)1|=(% style="width: 65px;" %)**2**|=(% style="width: 65px;" %)2
++|(% style="width:65px" %)**Value**|(((
++[[Battery>>||anchor="HBattery:"]]
++)))|(% style="width:91px" %)(((
++[[Temp_ Red or Temp _White>>||anchor="HTemperatureREDorTemperatureWhite:"]]
++)))|(% style="width:61px" %)(((
++ignore
++)))|(% style="width:91px" %)(((
++[[Alarm Flag>>||anchor="HAlarmFlag26MOD:"]]
++)))|(% style="width:99px" %)(((
++[[Temp_White>>||anchor="HTemperatureWhite:"]]
++)))|(% style="width:97px" %)(((
++[[Temp_Black>>||anchor="HTemperatureBlack:"]]
++
++
  )))
++**Payload per each model.**
++
++[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LSN50v2-D20-D22-D23%20LoRaWAN%20Temperature%20Sensor%20User%20Manual/WebHome/image-20220916152530-2.png?rev=1.1||alt="image-20220916152530-2.png" height="240" width="901"]]
++
++
++[[image:image-20230415154139-3.png||height="215" width="1179"]]
++
++
++==== (% style="color:#4472c4" %)**Decode corresponding probe color：**(%%) ====
++
++**D20:**
++
++Red <~-~-> C1
++
++**D22:**
++
++White <~-~-> C1 Red <~-~-> C2
++
++**D23:**
++
++White <~-~->C1  Red <~-~-> C2  Black <~-~-> C3
++
++
++
  ==== (% style="color:#4472c4" %)**Battery:**(%%) ====
  Sensor Battery Level.
@@ -329,8 +329,10 @@
--==== (% style="color:#4472c4" %)**Temperature:**(%%) ====
++==== (% style="color:#4472c4" %)**Temperature RED or Temperature White :**(%%) ====
++**This point to the Red probe in D20-LB or the probe of D22-LB/D23-LB White**
++
  **Example**:
  If payload is: 0105H:  (0105 & 8000 == 0), temp = 0105H /10 = 26.1 degree
@@ -340,12 +340,39 @@
  （FF3F & 8000：Judge whether the highest bit is 1, when the highest bit is 1, it is negative）
--==== (% style="color:#4472c4" %)**Humidity:**(%%) ====
++==== (% style="color:#4472c4" %)**Temperature White:**(%%) ====
--Read:0x(0197)=412    Value:  412 / 10=41.2, So 41.2%
++**This point to the Red probe in D22-LB/D23-LB**
++
++**Example**:
++
++If payload is: 0105H:  (0105 & 8000 == 0), temp = 0105H /10 = 26.1 degree
++
++If payload is: FF3FH :  (FF3F & 8000 == 1) , temp = (FF3FH - 65536)/10 = -19.3 degrees.
++
++（FF3F & 8000：Judge whether the highest bit is 1, when the highest bit is 1, it is negative）
++
++
++
++==== (% style="color:#4472c4" %)**Temperature Black:**(%%) ====
++
++
++**This point to the BLACK probe in D23-LB**
++
++
++**Example**:
++
++If payload is: 0105H:  (0105 & 8000 == 0), temp = 0105H /10 = 26.1 degree
++
++If payload is: FF3FH :  (FF3F & 8000 == 1) , temp = (FF3FH - 65536)/10 = -19.3 degrees.
++
++（FF3F & 8000：Judge whether the highest bit is 1, when the highest bit is 1, it is negative）
++
++
++
  ==== (% style="color:#4472c4" %)**Alarm Flag& MOD:**(%%) ====
@@ -355,33 +355,36 @@
  If payload & 0x01 = 0x00  **~-~->** This is a normal uplink message, no alarm
--If payload >> 2 = 0x00     **~-~->**  means MOD=1, This is a sampling uplink message
--If payload >> 2 = 0x31     **~-~->**  means MOD=31, this message is a reply message for polling, this message contains the alarm settings. see [[this link>>path:#HPolltheAlarmsettings:]] for detail.
++====   ====
++
  == 2.4 Payload Decoder file ==
--In TTN, use can add a custom payload so it shows friendly reading
--In the page (% style="color:#037691" %)**Applications ~-~-> Payload Formats ~-~-> Custom ~-~-> decoder**(%%) to add the decoder from:
++(((
++In TTN, use can add a custom payload so it shows friendly.
++)))
--[[https:~~/~~/github.com/dragino/dragino-end-node-decoder/tree/main/LSN50v2-S31%26S31B >>https://github.com/dragino/dragino-end-node-decoder/tree/main/LSN50v2-S31%26S31B]]
++(((
++In the page **Applications ~-~-> Payload Formats ~-~-> Custom ~-~-> decoder** to add the decoder from:  [[https:~~/~~/github.com/dragino/dragino-end-node-decoder>>https://github.com/dragino/dragino-end-node-decoder]]
++)))
  == 2.5 Datalog Feature ==
--Datalog Feature is to ensure IoT Server can get all sampling data from Sensor even if the LoRaWAN network is down. For each sampling, S31x-LB will store the reading for future retrieving purposes.
++Datalog Feature is to ensure IoT Server can get all sampling data from Sensor even if the LoRaWAN network is down. For each sampling, D2x-LB will store the reading for future retrieving purposes.
  === 2.5.1 Ways to get datalog via LoRaWAN ===
--Set [[PNACKMD=1>>url:http://wiki.dragino.com/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LHT65N%20LoRaWAN%20Temperature%20%26%20Humidity%20Sensor%20Manual/#H4.13AutoSendNone-ACKmessages]], S31x-LB will wait for ACK for every uplink, when there is no LoRaWAN network,S31x-LB will mark these records with non-ack messages and store the sensor data, and it will send all messages (10s interval) after the network recovery.
++Set [[PNACKMD=1>>url:http://wiki.dragino.com/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LHT65N%20LoRaWAN%20Temperature%20%26%20Humidity%20Sensor%20Manual/#H4.13AutoSendNone-ACKmessages]], D2x-LB will wait for ACK for every uplink, when there is no LoRaWAN network,D2x-LB will mark these records with non-ack messages and store the sensor data, and it will send all messages (10s interval) after the network recovery.
--* a) S31x-LB will do an ACK check for data records sending to make sure every data arrive server.
--* b) S31x-LB will send data in **CONFIRMED Mode** when PNACKMD=1, but S31x-LB won't re-transmit the packet if it doesn't get ACK, it will just mark it as a NONE-ACK message. In a future uplink if S31x-LB gets a ACK, S31x-LB will consider there is a network connection and resend all NONE-ACK messages.
++* a) D2x-LB will do an ACK check for data records sending to make sure every data arrive server.
++* b) D2x-LB will send data in **CONFIRMED Mode** when PNACKMD=1, but D2x-LB won't re-transmit the packet if it doesn't get ACK, it will just mark it as a NONE-ACK message. In a future uplink if D2x-LB gets a ACK, D2x-LB will consider there is a network connection and resend all NONE-ACK Message.
  Below is the typical case for the auto-update datalog feature (Set PNACKMD=1)
@@ -390,7 +390,7 @@
  === 2.5.2 Unix TimeStamp ===
--S31x-LB uses Unix TimeStamp format based on
++LHT65N uses Unix TimeStamp format based on
  [[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LHT65N%20LoRaWAN%20Temperature%20%26%20Humidity%20Sensor%20Manual/WebHome/image-20220523001219-11.png?width=627&height=97&rev=1.1||alt="image-20220523001219-11.png" height="97" width="627"]]
@@ -406,17 +406,17 @@
  === 2.5.3 Set Device Time ===
--User need to set **SYNCMOD=1** to enable sync time via MAC command.
++User need to set SYNCMOD=1 to enable sync time via MAC command.
--Once S31x-LB Joined LoRaWAN network, it will send the MAC command (DeviceTimeReq) and the server will reply with (DeviceTimeAns) to send the current time to S31x-LB. If S31x-LB fails to get the time from the server, S31x-LB will use the internal time and wait for next time request (AT+SYNCTDC to set the time request period, default is 10 days).
++Once D2x-LB Joined LoRaWAN network, it will send the MAC command (DeviceTimeReq) and the server will reply with (DeviceTimeAns) to send the current time to D2x-LB. If D2x-LB fails to get the time from the server, D2x-LB will use the internal time and wait for next time request (AT+SYNCTDC to set the time request period, default is 10 days).
  **Note: LoRaWAN Server need to support LoRaWAN v1.0.3(MAC v1.0.3) or higher to support this MAC command feature, Chirpstack,TTN V3 v3 and loriot support but TTN V3 v2 doesn't support. If server doesn't support this command, it will through away uplink packet with this command, so user will lose the packet with time request for TTN V3 v2 if SYNCMOD=1.**
--=== 2.5.4 Datalog Uplink payload (FPORT~=3) ===
++=== 2.5.4 Datalog Uplink payload  （FPORT~=3） ===
--The Datalog uplinks will use below payload format.
++The Datalog poll reply uplink will use below payload format.
  **Retrieval data payload:**
@@ -464,7 +464,7 @@
               Stop time: 60066DA7= time 21/1/19 05:27:03
--**S31x-LB will uplink this payload.**
++**LHT65N will uplink this payload.**
  [[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LHT65N%20LoRaWAN%20Temperature%20%26%20Humidity%20Sensor%20Manual/WebHome/image-20220523001219-13.png?width=727&height=421&rev=1.1||alt="image-20220523001219-13.png" height="421" width="727"]]
@@ -490,7 +490,7 @@
  == 2.6 Temperature Alarm Feature ==
--S31x-LB work flow with Alarm feature.
++D2x-LB work flow with Alarm feature.
  [[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LSN50v2-D20-D22-D23%20LoRaWAN%20Temperature%20Sensor%20User%20Manual/WebHome/image-20220623090437-1.png?rev=1.1||alt="image-20220623090437-1.png"]]
@@ -500,20 +500,29 @@
  == 2.7 Frequency Plans ==
--The S31x-LB uses OTAA mode and below frequency plans by default. If user want to use it with different frequency plan, please refer the AT command sets.
++The D2x-LB uses OTAA mode and below frequency plans by default. If user want to use it with different frequency plan, please refer the AT command sets.
  [[http:~~/~~/wiki.dragino.com/xwiki/bin/view/Main/End%20Device%20Frequency%20Band/>>http://wiki.dragino.com/xwiki/bin/view/Main/End%20Device%20Frequency%20Band/]]
--= 3. Configure S31x-LB =
++== 2.8 Firmware Change Log ==
++
++**Firmware download link:**
++
++[[https:~~/~~/www.dropbox.com/sh/gf1glloczbzz19h/AABbuYI4WY6VdAmpXo6o1V2Ka?dl=0>>url:https://www.dropbox.com/sh/gf1glloczbzz19h/AABbuYI4WY6VdAmpXo6o1V2Ka?dl=0]]
++
++
++
++= 3. Configure D2x-LB =
++
  == 3.1 Configure Methods: ==
--S31x-LB supports below configure method:
++D2x-LB supports below configure method:
  * AT Command via Bluetooth Connection (**Recommended**): [[BLE Configure Instruction>>http://wiki.dragino.com/xwiki/bin/view/Main/BLE%20Bluetooth%20Remote%20Configure/]].
--* AT Command via UART Connection : See [[UART Connection>>http://wiki.dragino.com/xwiki/bin/view/Main/UART%20Access%20for%20LoRa%20ST%20v4%20base%20model/#H2.3UARTConnectionforSN50v3basemotherboard]].
++* AT Command via UART Connection : See [[FAQ>>||anchor="H7.FAQ"]].
  * LoRaWAN Downlink.  Instruction for different platforms: See [[IoT LoRaWAN Server>>http://wiki.dragino.com/xwiki/bin/view/Main/]] section.
  == 3.2 General Commands ==
@@ -529,10 +529,10 @@
  [[http:~~/~~/wiki.dragino.com/xwiki/bin/view/Main/End%20Device%20AT%20Commands%20and%20Downlink%20Command/>>http://wiki.dragino.com/xwiki/bin/view/Main/End%20Device%20AT%20Commands%20and%20Downlink%20Command/]]
--== 3.3 Commands special design for S31x-LB ==
++== 3.3 Commands special design for D2x-LB ==
--These commands only valid for S31x-LB, as below:
++These commands only valid for D2x-LB, as below:
  === 3.3.1 Set Transmit Interval Time ===
@@ -573,64 +573,69 @@
  Sensor will upload Device Status via FPORT=5. See payload section for detail.
--=== 3.3.3 Set Temperature Alarm Threshold: ===
++=== 3.3.3 Set Alarm Thredhold ===
--* **AT Command:**
--**AT+SHTEMP=min,max**
++(% style="color:#4472c4" %)**1.  Set for All Probes:**
--* When min=0, and max≠0, Alarm higher than max
--* When min≠0, and max=0, Alarm lower than min
--* When min≠0 and max≠0, Alarm higher than max or lower than min
++(% style="color:#037691" %)**AT+18ALARM=min,max**
--Example:
++* When min=0, and max≠0, Alarm trigger when higher than max
++* When min≠0, and max=0, Alarm trigger when lower than min
++* When min≠0 and max≠0, Alarm trigger when higher than max or lower than min
--   AT+SHTEMP=0,30   ~/~/ Alarm when temperature higher than 30.
++**Example:**
--* **Downlink Payload:**
++   AT+18ALARM=-10,30    ~/~/ Alarm when < -10 or higher than 30.
--**0x(0C 01 00 1E)**      ~/~/Set AT+SHTEMP=0,30
--**(note: 3^^rd^^ byte= 0x00 for low limit(not set), 4^^th^^ byte = 0x1E for high limit: 30)**
++* (% style="color:#037691" %)**Downlink Payload:**
++0x(0B F6 1E)   ~/~/ Same as AT+18ALARM=-10,30
--=== 3.3.4 Set Humidity Alarm Threshold: ===
++(note: 0x1E= 30, 0xF6 means: 0xF6-0x100 = -10)
--* **AT Command:**
--**AT+SHHUM=min,max**
++(% style="color:#4472c4" %)**2.  Set for Separate Probe:**
--* When min=0, and max≠0, Alarm higher than max
--* When min≠0, and max=0, Alarm lower than min
--* When min≠0 and max≠0, Alarm higher than max or lower than min
++(% style="color:#037691" %)**AT+18ALARM=min,max,index**
--Example:
++Index:
--   AT+SHHUM=70,0   ~/~/ Alarm when humidity lower than 70%.
++* 1: Temperature_Red
++* 2: Temperature_White
++* 3: Temperature_Black
--* **Downlink Payload:**
++**Example:**
--**0x(0C 02 46 00)**    ~/~/Set AT+SHTHUM=70,0
++   AT+18ALARM=-10,30,1   ~/~/ Alarm when temperature_red < -10 or higher than 30.
--**(note: 3^^rd^^ byte= 0x46 for low limit (70%), 4^^th^^ byte = 0x00 for high limit (not set))**
++* (% style="color:#037691" %)**Downlink Payload:**
--=== 3.3.5 Set Alarm Interval: ===
++0x(0B F6 1E 01)   ~/~/ Same as AT+18ALARM=-10,30,1
++(note: 0x1E= 30, 0xF6 means: 0xF6-0x100 = -10)
++
++
++=== 3.3.4 Set Alarm Interval ===
++
++
  The shortest time of two Alarm packet. (unit: min)
--* **AT Command:**
++* (% style="color:#037691" %)**AT Command:**
--**AT+ATDC=30**       ~/~/ The shortest interval of two Alarm packets is 30 minutes, Means is there is an alarm packet uplink, there won't be another one in the next 30 minutes.
++AT+ATDC=30  ~/~/ The shortest interval of two Alarm packets is 30 minutes, Means is there is an alarm packet uplink, there won't be another one in the next 30 minutes.
--* **Downlink Payload:**
--**0x(0D 00 1E)**     **~-~--> ** Set AT+ATDC=0x 00 1E = 30 minutes
++* (% style="color:#037691" %)**Downlink Payload:**
++0x(0D 00 1E)     **~-~-->** Set AT+ATDC=0x 00 1E = 30 minutes
--=== 3.3.6 Get Alarm settings  （什么FPORT?） ===
++=== 3.3.5 Get Alarm settings  （什么FPORT?） ===
++
  Send a LoRaWAN downlink to ask device send Alarm settings.
  * (% style="color:#037691" %)**Downlink Payload:  **(%%)0x0E 01
@@ -644,7 +644,7 @@
  * Alarm & MOD bit is 0x7C, 0x7C >> 2 = 0x31: Means this message is the Alarm settings message.
--=== 3.3.7 Set Interrupt Mode ===
++=== 3.3.6 Set Interrupt Mode ===
  Feature, Set Interrupt mode for GPIO_EXIT.
@@ -678,41 +678,41 @@
  = 4. Battery & Power Consumption =
--S31x-LB use ER26500 + SPC1520 battery pack. See below link for detail information about the battery info and how to replace.
++D2x-LB use ER26500 + SPC1520 battery pack. See below link for detail information about the battery info and how to replace.
  [[**Battery Info & Power Consumption Analyze**>>http://wiki.dragino.com/xwiki/bin/view/Main/How%20to%20calculate%20the%20battery%20life%20of%20Dragino%20sensors%3F/]] .
--= 5. OTA Firmware update =
++= 5. OTA firmware update =
--(% class="wikigeneratedid" %)
--User can change firmware S31x-LB to:
++Please see this link for how to do OTA firmware update: [[http:~~/~~/wiki.dragino.com/xwiki/bin/view/Main/Firmware%20OTA%20Update%20for%20Sensors/>>url:http://wiki.dragino.com/xwiki/bin/view/Main/Firmware%20OTA%20Update%20for%20Sensors/]]
--* Change Frequency band/ region.
--* Update with new features.
--* Fix bugs.
++= 6. FAQ =
--Firmware and changelog can be downloaded from : **[[Firmware download link>>https://www.dropbox.com/sh/kwqv57tp6pejias/AAAopYMATh1GM6fZ-VRCLrpDa?dl=0]]**
++== 6.1 How to use AT Command  via UART to access device? ==
--Methods to Update Firmware:
++See: [[http:~~/~~/wiki.dragino.com/xwiki/bin/view/Main/UART%20Access%20for%20LoRa%20ST%20v4%20base%20model/#H1.LoRaSTv4baseHardware>>url:http://wiki.dragino.com/xwiki/bin/view/Main/UART%20Access%20for%20LoRa%20ST%20v4%20base%20model/#H1.LoRaSTv4baseHardware]]
--* (Recommanded way) OTA firmware update via wireless: [[http:~~/~~/wiki.dragino.com/xwiki/bin/view/Main/Firmware%20OTA%20Update%20for%20Sensors/>>url:http://wiki.dragino.com/xwiki/bin/view/Main/Firmware%20OTA%20Update%20for%20Sensors/]]
--* Update through UART TTL interface. **[[Instruction>>http://wiki.dragino.com/xwiki/bin/view/Main/UART%20Access%20for%20LoRa%20ST%20v4%20base%20model/#H1.LoRaSTv4baseHardware]]**.
++== 6.2 How to update firmware via UART port? ==
--= 6. FAQ =
--
++See: [[http:~~/~~/wiki.dragino.com/xwiki/bin/view/Main/UART%20Access%20for%20LoRa%20ST%20v4%20base%20model/#H1.LoRaSTv4baseHardware>>url:http://wiki.dragino.com/xwiki/bin/view/Main/UART%20Access%20for%20LoRa%20ST%20v4%20base%20model/#H1.LoRaSTv4baseHardware]]
--
++== 6.3 How to change the LoRa Frequency Bands/Region? ==
++
++
++Each LoRaWAN frequency bands has different firmware. User can update the device's firmware to the corresponding frequency band to change region.
++
++
  = 7. Order Info =
--Part Number: (% style="color:blue" %)**S31-LB-XX  / S31B-LB-XX**
++Part Number: (% style="color:blue" %)**D20-LB-XX  / D22-LB-XX / D23-LB-XX**
  (% style="color:red" %)**XX**(%%): The default frequency band
@@ -737,7 +737,7 @@
  (% style="color:#037691" %)**Package Includes**:
--* S31x-LB LoRaWAN Temperature & Humidity Sensor
++* D2x-LB LoRaWAN Temperature Sensor
  (% style="color:#037691" %)**Dimension and weight**: