Changes for page SN50v3-LB/LS -- LoRaWAN Sensor Node User Manual

Last modified by Bei Jinggeng on 2025/01/10 15:51

From version < 43.45 >

edited by Xiaoling
on 2023/05/16 15:37

To version < 87.13 >

edited by Xiaoling
on 2024/01/03 14:06

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Title

@@ -1,1 +1,1 @@
--SN50v3-LB LoRaWAN Sensor Node User Manual
++SN50v3-LB/LS -- LoRaWAN Sensor Node User Manual

Content

@@ -1,10 +1,15 @@
++
++
  (% style="text-align:center" %)
--[[image:image-20230515135611-1.jpeg||height="589" width="589"]]
++[[image:image-20240103095714-2.png]]
--**Table of Contents：**
++
++
++**Table of Contents:**
++
  {{toc/}}
@@ -14,20 +14,19 @@
  = 1. Introduction =
--== 1.1 What is SN50v3-LB LoRaWAN Generic Node ==
++== 1.1 What is SN50v3-LB/LS LoRaWAN Generic Node ==
--(% style="color:blue" %)**SN50V3-LB **(%%)LoRaWAN Sensor Node is a Long Range LoRa Sensor Node. It is designed for outdoor use and powered by (% style="color:blue" %)** 8500mA Li/SOCl2 battery**(%%) for long term use.SN50V3-LB is designed to facilitate developers to quickly deploy industrial level LoRa and IoT solutions. It help users to turn the idea into a practical application and make the Internet of Things a reality. It is easy to program, create and connect your things everywhere.
++(% style="color:blue" %)**SN50V3-LB/LS **(%%)LoRaWAN Sensor Node is a Long Range LoRa Sensor Node. It is designed for outdoor use and powered by (% style="color:blue" %)** 8500mAh Li/SOCl2 battery**(%%)  or (% style="color:blue" %)**solar powered + li-on battery**(%%) for long term use.SN50V3-LB/LS is designed to facilitate developers to quickly deploy industrial level LoRa and IoT solutions. It help users to turn the idea into a practical application and make the Internet of Things a reality. It is easy to program, create and connect your things everywhere.
--(% style="color:blue" %)**SN50V3-LB wireless part**(%%) is based on SX1262 allows the user to send data and reach extremely long ranges at low data-rates.It provides ultra-long range spread spectrum communication and high interference immunity whilst minimising current consumption.It targets professional wireless sensor network applications such as irrigation systems, smart metering, smart cities, smartphone detection, building automation, and so on.
++(% style="color:blue" %)**SN50V3-LB/LS wireless part**(%%) is based on SX1262 allows the user to send data and reach extremely long ranges at low data-rates.It provides ultra-long range spread spectrum communication and high interference immunity whilst minimising current consumption.It targets professional wireless sensor network applications such as irrigation systems, smart metering, smart cities, and so on.
--(% style="color:blue" %)**SN50V3-LB **(%%)has a powerful 48Mhz ARM microcontroller with 256KB flash and 64KB RAM. It has multiplex I/O pins to connect to different sensors.
++SN50V3-LB/LS has a powerful (% style="color:blue" %)**48Mhz ARM microcontroller with 256KB flash and 64KB RAM**(%%). It has (% style="color:blue" %)**multiplex I/O pins**(%%) to connect to different sensors.
--(% style="color:blue" %)**SN50V3-LB**(%%) has a built-in BLE module, user can configure the sensor remotely via Mobile Phone. It also support OTA upgrade via private LoRa protocol for easy maintaining.
++SN50V3-LB/LS has a (% style="color:blue" %)**built-in BLE module**(%%), user can configure the sensor remotely via Mobile Phone. It also support (% style="color:blue" %)**OTA upgrade**(%%) via private LoRa protocol for easy maintaining.
--SN50V3-LB is the 3^^rd^^ generation of LSN50 series generic sensor node from Dragino. It is an (% style="color:blue" %)**open source project**(%%) and has a mature LoRaWAN stack and application software. User can use the pre-load software for their IoT projects or easily customize the software for different requirements.
++SN50V3-LB/LS is the 3^^rd^^ generation of LSN50 series generic sensor node from Dragino. It is an (% style="color:blue" %)**open source project**(%%) and has a mature LoRaWAN stack and application software. User can use the pre-load software for their IoT projects or easily customize the software for different requirements.
--
  == 1.2 Features ==
@@ -39,16 +39,15 @@
  * Support wireless OTA update firmware
  * Uplink on periodically
  * Downlink to change configure
--* 8500mAh Battery for long term use
++* 8500mAh Li/SOCl2 battery (SN50v3-LB)
++* Solar panel + 3000mAh Li-on battery (SN50v3-LS)
--
--
  == 1.3 Specification ==
  (% style="color:#037691" %)**Common DC Characteristics:**
--* Supply Voltage: built in 8500mAh Li-SOCI2 battery , 2.5v ~~ 3.6v
++* Supply Voltage: Built- in battery , 2.5v ~~ 3.6v
  * Operating Temperature: -40 ~~ 85°C
  (% style="color:#037691" %)**I/O Interface:**
@@ -80,8 +80,6 @@
  * Sleep Mode: 5uA @ 3.3v
  * LoRa Transmit Mode: 125mA @ 20dBm, 82mA @ 14dBm
--
--
  == 1.4 Sleep mode and working mode ==
@@ -93,11 +93,11 @@
  == 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:Main.User Manual for LoRaWAN End Nodes.D20-LBD22-LBD23-LB_LoRaWAN_Temperature_Sensor_User_Manual.WebHome@1675071855856-879.png]][[image:image-20231231203148-2.png||height="456" width="316"]]
  (% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
--|=(% style="width: 167px;background-color:#D9E2F3;color:#0070C0" %)**Behavior on ACT**|=(% style="width: 117px;background-color:#D9E2F3;color:#0070C0" %)**Function**|=(% style="width: 225px;background-color:#D9E2F3;color:#0070C0" %)**Action**
++|=(% style="width: 167px;background-color:#4F81BD;color:white" %)**Behavior on ACT**|=(% style="width: 117px;background-color:#4F81BD;color:white" %)**Function**|=(% style="width: 225px;background-color:#4F81BD;color:white" %)**Action**
  |(% style="width:167px" %)Pressing ACT between 1s < time < 3s|(% style="width:117px" %)Send an uplink|(% style="width:225px" %)(((
  If sensor is already Joined to LoRaWAN network, sensor will send an uplink packet, (% style="color:blue" %)**blue led** (%%)will blink once.
  Meanwhile, BLE module will be active and user can connect via BLE to configure device.
@@ -109,12 +109,10 @@
  )))
  |(% 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.
--
--
  == 1.6 BLE connection ==
--SN50v3-LB supports BLE remote configure.
++SN50v3-LB/LS supports BLE remote configure.
  BLE can be used to configure the parameter of sensor or see the console output from sensor. BLE will be only activate on below case:
@@ -129,35 +129,40 @@
  == 1.7 Pin Definitions ==
--[[image:image-20230513102034-2.png]]
++[[image:image-20230610163213-1.png||height="404" width="699"]]
  == 1.8 Mechanical ==
++=== 1.8.1 for LB version ===
--[[image:Main.User Manual for LoRaWAN End Nodes.D20-LBD22-LBD23-LB_LoRaWAN_Temperature_Sensor_User_Manual.WebHome@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:Main.User Manual for LoRaWAN End Nodes.D20-LBD22-LBD23-LB_LoRaWAN_Temperature_Sensor_User_Manual.WebHome@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:Main.User Manual for LoRaWAN End Nodes.D20-LBD22-LBD23-LB_LoRaWAN_Temperature_Sensor_User_Manual.WebHome@1675143909447-639.png]]
++=== 1.8.2 for LS version ===
--== Hole Option ==
++[[image:image-20231231203439-3.png||height="385" width="886"]]
--SN50v3-LB has different hole size options for different size sensor cable. The options provided are M12, M16 and M20. The definition is as below:
++== 1.9 Hole Option ==
++
++SN50v3-LB/LS has different hole size options for different size sensor cable. The options provided are M12, M16 and M20. The definition is as below:
++
  [[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LSN50%20%26%20LSN50-V2%20-%20LoRaWAN%20Sensor%20Node%20User%20Manual/WebHome/image-20220627104757-1.png?rev=1.1||alt="image-20220627104757-1.png"]]
  [[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LSN50%20%26%20LSN50-V2%20-%20LoRaWAN%20Sensor%20Node%20User%20Manual/WebHome/1656298089706-973.png?rev=1.1||alt="1656298089706-973.png"]]
--= 2. Configure SN50v3-LB to connect to LoRaWAN network =
++= 2. Configure SN50v3-LB/LS to connect to LoRaWAN network =
  == 2.1 How it works ==
--The SN50v3-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 SN50v3-LB/LS 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 SN50v3-LB/LS. 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) ==
@@ -165,12 +165,12 @@
  Following is an example for how to join the [[TTN v3 LoRaWAN Network>>url:https://console.cloud.thethings.network/]]. Below is the network structure; we use the [[LPS8v2>>url:https://www.dragino.com/products/lora-lorawan-gateway/item/228-lps8v2.html]]  as a LoRaWAN gateway in this example.
--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.
++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 SN50v3-LB.
++(% style="color:blue" %)**Step 1:**(%%) Create a device in TTN with the OTAA keys from SN50v3-LB/LS.
--Each SN50v3-LB is shipped with a sticker with the default device EUI as below:
++Each SN50v3-LB/LS is shipped with a sticker with the default device EUI as below:
  [[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/S31-LB_S31B-LB/WebHome/image-20230426084152-1.png?width=502&height=233&rev=1.1||alt="图片-20230426084152-1.png" height="233" width="502"]]
@@ -199,10 +199,10 @@
  [[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LSN50v2-S31-S31B%20LoRaWAN%20Temperature%20%26%20Humidity%20Sensor%20User%20Manual/WebHome/image-20220611161308-6.png?width=744&height=485&rev=1.1||alt="图片-20220611161308-6.png"]]
--(% style="color:blue" %)**Step 2:**(%%) Activate SN50v3-LB
++(% style="color:blue" %)**Step 2:**(%%) Activate SN50v3-LB/LS
--Press the button for 5 seconds to activate the SN50v3-LB.
++Press the button for 5 seconds to activate the SN50v3-LB/LS.
  (% 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.
@@ -214,52 +214,52 @@
  === 2.3.1 Device Status, FPORT~=5 ===
--Users can use the downlink command(**0x26 01**) to ask SN50v3 to send device configure detail, include device configure status. SN50v3 will uplink a payload via FPort=5 to server.
++Users can use the downlink command(**0x26 01**) to ask SN50v3-LB/LS to send device configure detail, include device configure status. SN50v3-LB/LS will uplink a payload via FPort=5 to server.
  The Payload format is as below.
  (% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
--|(% colspan="6" style="background-color:#d9e2f3; color:#0070c0" %)**Device Status (FPORT=5)**
++|(% colspan="6" style="background-color:#4F81BD;color:white" %)**Device Status (FPORT=5)**
  |(% style="width:103px" %)**Size (bytes)**|(% style="width:72px" %)**1**|**2**|(% style="width:91px" %)**1**|(% style="width:86px" %)**1**|(% style="width:44px" %)**2**
--|(% style="width:103px" %)**Value**|(% style="width:72px" %)Sensor Model|Firmware Version|(% style="width:91px" %)Frequency Band|(% style="width:86px" %)Sub-band|(% style="width:44px" %)BAT
++|(% style="width:103px" %)Value|(% style="width:72px" %)Sensor Model|Firmware Version|(% style="width:91px" %)Frequency Band|(% style="width:86px" %)Sub-band|(% style="width:44px" %)BAT
  Example parse in TTNv3
--(% style="color:#037691" %)**Sensor Model**(%%): For SN50v3, this value is 0x1C
++(% style="color:#037691" %)**Sensor Model**(%%): For SN50v3-LB/LS, this value is 0x1C
  (% style="color:#037691" %)**Firmware Version**(%%): 0x0100, Means: v1.0.0 version
  (% style="color:#037691" %)**Frequency Band**:
--*0x01: EU868
++0x01: EU868
--*0x02: US915
++0x02: US915
--*0x03: IN865
++0x03: IN865
--*0x04: AU915
++0x04: AU915
--*0x05: KZ865
++0x05: KZ865
--*0x06: RU864
++0x06: RU864
--*0x07: AS923
++0x07: AS923
--*0x08: AS923-1
++0x08: AS923-1
--*0x09: AS923-2
++0x09: AS923-2
--*0x0a: AS923-3
++0x0a: AS923-3
--*0x0b: CN470
++0x0b: CN470
--*0x0c: EU433
++0x0c: EU433
--*0x0d: KR920
++0x0d: KR920
--*0x0e: MA869
++0x0e: MA869
  (% style="color:#037691" %)**Sub-Band**:
@@ -283,21 +283,22 @@
  === 2.3.2 Working Modes & Sensor Data. Uplink via FPORT~=2 ===
--SN50v3 has different working mode for the connections of different type of sensors. This section describes these modes. Use can use the AT Command AT+MOD to set SN50v3 to different working modes.
++SN50v3-LB/LS has different working mode for the connections of different type of sensors. This section describes these modes. Use can use the AT Command (% style="color:blue" %)**AT+MOD**(%%) to set SN50v3-LB/LS to different working modes.
  For example:
-- **AT+MOD=2  **  ~/~/ will set the SN50v3 to work in MOD=2 distance mode which target to measure distance via Ultrasonic Sensor.
++ (% style="color:blue" %)**AT+MOD=2  ** (%%)  ~/~/ will set the SN50v3 to work in MOD=2 distance mode which target to measure distance via Ultrasonic Sensor.
  (% style="color:red" %) **Important Notice:**
--1. Some working modes has payload more than 12 bytes, The US915/AU915/AS923 frequency bands' definition has maximum 11 bytes in **DR0**. Server sides will see NULL payload while SN50v3 transmit in DR0 with 12 bytes payload.
--1. All modes share the same Payload Explanation from HERE.
--1. By default, the device will send an uplink message every 20 minutes.
++~1. Some working modes has payload more than 12 bytes, The US915/AU915/AS923 frequency bands' definition has maximum 11 bytes in (% style="color:blue" %)**DR0**(%%). Server sides will see NULL payload while SN50v3-LB/LS transmit in DR0 with 12 bytes payload.
++2. All modes share the same Payload Explanation from HERE.
++3. By default, the device will send an uplink message every 20 minutes.
++
  ==== 2.3.2.1  MOD~=1 (Default Mode) ====
@@ -304,8 +304,8 @@
  In this mode, uplink payload includes in total 11 bytes. Uplink packets use FPORT=2.
  (% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
--|(% style="background-color:#d9e2f3; color:#0070c0; width:50px" %)**Size(bytes)**|(% style="background-color:#d9e2f3; color:#0070c0; width:20px" %)**2**|(% style="background-color:#d9e2f3; color:#0070c0; width:100px" %)**2**|(% style="background-color:#d9e2f3; color:#0070c0; width:40px" %)**2**|(% style="background-color:#d9e2f3; color:#0070c0; width:90px" %)**1**|(% style="background-color:#d9e2f3; color:#0070c0; width:130px" %)**2**|(% style="background-color:#d9e2f3; color:#0070c0; width:90px" %)**2**
--|**Value**|Bat|(% style="width:191px" %)(((
++|(% style="background-color:#4F81BD;color:white; width:50px" %)**Size(bytes)**|(% style="background-color:#4F81BD;color:white; width:20px" %)**2**|(% style="background-color:#4F81BD;color:white; width:100px" %)**2**|(% style="background-color:#d9e2f3; color:#0070c0; width:50px" %)**2**|(% style="background-color:#d9e2f3; color:#0070c0; width:90px" %)**1**|(% style="background-color:#4F81BD;color:white; width:130px" %)**2**|(% style="background-color:#4F81BD;color:white; width:80px" %)**2**
++|Value|Bat|(% style="width:191px" %)(((
  Temperature(DS18B20)(PC13)
  )))|(% style="width:78px" %)(((
  ADC(PA4)
@@ -320,7 +320,6 @@
  [[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LSN50%20%26%20LSN50-V2%20-%20LoRaWAN%20Sensor%20Node%20User%20Manual/WebHome/image-20220627150949-6.png?rev=1.1||alt="image-20220627150949-6.png"]]
--
  ==== 2.3.2.2  MOD~=2 (Distance Mode) ====
@@ -327,8 +327,8 @@
  This mode is target to measure the distance. The payload of this mode is totally 11 bytes. The 8^^th^^ and 9^^th^^ bytes is for the distance.
  (% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
--|(% style="background-color:#d9e2f3; color:#0070c0; width:40px" %)**Size(bytes)**|(% style="background-color:#d9e2f3; color:#0070c0; width:40px" %)**2**|(% style="background-color:#d9e2f3; color:#0070c0; width:110px" %)**2**|(% style="background-color:#d9e2f3; color:#0070c0; width:40px" %)**2**|(% style="background-color:#d9e2f3; color:#0070c0; width:110px" %)**1**|(% style="background-color:#d9e2f3; color:#0070c0; width:140px" %)**2**|(% style="background-color:#d9e2f3; color:#0070c0; width:40px" %)**2**
--|**Value**|BAT|(% style="width:196px" %)(((
++|(% style="background-color:#4F81BD;color:white; width:50px" %)**Size(bytes)**|(% style="background-color:#4F81BD;color:white; width:30px" %)**2**|(% style="background-color:#4F81BD;color:white; width:110px" %)**2**|(% style="background-color:#d9e2f3; color:#0070c0; width:40px" %)**2**|(% style="background-color:#4F81BD;color:white; width:110px" %)**1**|(% style="background-color:#4F81BD;color:white; width:140px" %)**2**|(% style="background-color:#d9e2f3; color:#0070c0; width:40px" %)**2**
++|Value|BAT|(% style="width:196px" %)(((
  Temperature(DS18B20)(PC13)
  )))|(% style="width:87px" %)(((
  ADC(PA4)
@@ -335,7 +335,7 @@
  )))|(% style="width:189px" %)(((
  Digital in(PB15) & Digital Interrupt(PA8)
  )))|(% style="width:208px" %)(((
--Distance measure by:1) LIDAR-Lite V3HP
++Distance measure by: 1) LIDAR-Lite V3HP
  Or 2) Ultrasonic Sensor
  )))|(% style="width:117px" %)Reserved
@@ -349,7 +349,7 @@
  (% style="color:blue" %)**Connection to Ultrasonic Sensor:**
--Need to remove R1 and R2 resistors to get low power,otherwise there will be 240uA standby current.
++(% style="color:red" %)**Need to remove R1 and R2 resistors to get low power,otherwise there will be 240uA standby current.**
  [[image:image-20230512173903-6.png||height="596" width="715"]]
@@ -358,7 +358,7 @@
  (% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
  |(% style="background-color:#d9e2f3; color:#0070c0; width:50px" %)**Size(bytes)**|(% style="background-color:#d9e2f3; color:#0070c0; width:20px" %)**2**|(% style="background-color:#d9e2f3; color:#0070c0; width:100px" %)**2**|(% style="background-color:#d9e2f3; color:#0070c0; width:100px" %)**1**|(% style="background-color:#d9e2f3; color:#0070c0; width:50px" %)**2**|(% style="background-color:#d9e2f3; color:#0070c0; width:120px" %)**2**|(% style="background-color:#d9e2f3; color:#0070c0; width:80px" %)**2**
--|**Value**|BAT|(% style="width:183px" %)(((
++|Value|BAT|(% style="width:183px" %)(((
  Temperature(DS18B20)(PC13)
  )))|(% style="width:173px" %)(((
  Digital in(PB15) & Digital Interrupt(PA8)
@@ -366,8 +366,7 @@
  ADC(PA4)
  )))|(% style="width:323px" %)(((
  Distance measure by:1)TF-Mini plus LiDAR
--Or
--2) TF-Luna LiDAR
++Or 2) TF-Luna LiDAR
  )))|(% style="width:188px" %)Distance signal  strength
  [[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LSN50%20%26%20LSN50-V2%20-%20LoRaWAN%20Sensor%20Node%20User%20Manual/WebHome/1656376779088-686.png?rev=1.1||alt="1656376779088-686.png"]]
@@ -375,7 +375,7 @@
  **Connection to [[TF-Mini plus>>url:http://en.benewake.com/product/detail/5c345cd0e5b3a844c472329b.html]] LiDAR(UART version):**
--Need to remove R3 and R4 resistors to get low power,otherwise there will be 400uA standby current.
++(% style="color:red" %)**Need to remove R3 and R4 resistors to get low power,otherwise there will be 400uA standby current.**
  [[image:image-20230512180609-7.png||height="555" width="802"]]
@@ -382,9 +382,9 @@
  **Connection to [[TF-Luna>>url:http://en.benewake.com/product/detail/5e1c1fd04d839408076b6255.html]] LiDAR (UART version):**
--Need to remove R3 and R4 resistors to get low power,otherwise there will be 400uA standby current.
++(% style="color:red" %)**Need to remove R3 and R4 resistors to get low power,otherwise there will be 400uA standby current.**
--[[image:image-20230513105207-4.png||height="469" width="802"]]
++[[image:image-20230610170047-1.png||height="452" width="799"]]
  ==== 2.3.2.3  MOD~=3 (3 ADC + I2C) ====
@@ -393,10 +393,10 @@
  This mode has total 12 bytes. Include 3 x ADC + 1x I2C
  (% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
--|=(% style="width: 50px;background-color:#D9E2F3;color:#0070C0" %)(((
++|=(% style="width: 50px;background-color:#4F81BD;color:white" %)(((
  **Size(bytes)**
--)))|=(% style="width: 50px;background-color:#D9E2F3;color:#0070C0" %)**2**|=(% style="width: 50px;background-color:#D9E2F3;color:#0070C0" %)**2**|=(% style="width: 50px;background-color:#D9E2F3;color:#0070C0" %)**2**|=(% style="width: 90px;background-color:#D9E2F3;color:#0070C0" %)**1**|=(% style="width: 140px;background-color:#D9E2F3;color:#0070C0" %)2|=(% style="width: 120px;background-color:#D9E2F3;color:#0070C0" %)2|=(% style="width: 20px;background-color:#D9E2F3;color:#0070C0" %)1
--|**Value**|(% style="width:68px" %)(((
++)))|=(% style="width: 50px;background-color:#4F81BD;color:white" %)**2**|=(% style="width: 50px;background-color:#4F81BD;color:white" %)**2**|=(% style="width: 50px;background-color:#4F81BD;color:white" %)**2**|=(% style="width: 90px;background-color:#4F81BD;color:white" %)**1**|=(% style="width: 110px;background-color:#4F81BD;color:white" %)2|=(% style="width: 100px;background-color:#4F81BD;color:white" %)2|=(% style="width: 20px;background-color:#4F81BD;color:white" %)1
++|Value|(% style="width:68px" %)(((
  ADC1(PA4)
  )))|(% style="width:75px" %)(((
  ADC2(PA5)
@@ -420,7 +420,7 @@
  (% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
  |(% style="background-color:#d9e2f3; color:#0070c0; width:50px" %)**Size(bytes)**|(% style="background-color:#d9e2f3; color:#0070c0; width:20px" %)**2**|(% style="background-color:#d9e2f3; color:#0070c0; width:100px" %)**2**|(% style="background-color:#d9e2f3; color:#0070c0; width:50px" %)**2**|(% style="background-color:#d9e2f3; color:#0070c0; width:100px" %)**1**|(% style="background-color:#d9e2f3; color:#0070c0; width:100px" %)**2**|(% style="background-color:#d9e2f3; color:#0070c0; width:100px" %)**2**
--|**Value**|BAT|(% style="width:186px" %)(((
++|Value|BAT|(% style="width:186px" %)(((
  Temperature1(DS18B20)(PC13)
  )))|(% style="width:82px" %)(((
  ADC(PA4)
@@ -431,10 +431,10 @@
  [[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LSN50%20%26%20LSN50-V2%20-%20LoRaWAN%20Sensor%20Node%20User%20Manual/WebHome/1656377606181-607.png?rev=1.1||alt="1656377606181-607.png"]]
++
  [[image:image-20230513134006-1.png||height="559" width="736"]]
--
  ==== 2.3.2.5  MOD~=5(Weight Measurement by HX711) ====
@@ -442,15 +442,18 @@
  Each HX711 need to be calibrated before used. User need to do below two steps:
--1. Zero calibration. Don't put anything on load cell and run **AT+WEIGRE** to calibrate to Zero gram.
--1. Adjust calibration factor (default value 400): Put a known weight thing on load cell and run **AT+WEIGAP** to adjust the Calibration Factor.
++1. Zero calibration. Don't put anything on load cell and run (% style="color:blue" %)**AT+WEIGRE**(%%) to calibrate to Zero gram.
++1. Adjust calibration factor (default value 400): Put a known weight thing on load cell and run (% style="color:blue" %)**AT+WEIGAP**(%%) to adjust the Calibration Factor.
 . (((
  Weight has 4 bytes, the unit is g.
++
++
++
  )))
  For example:
--**AT+GETSENSORVALUE =0**
++(% style="color:blue" %)**AT+GETSENSORVALUE =0**
  Response:  Weight is 401 g
@@ -457,23 +457,20 @@
  Check the response of this command and adjust the value to match the real value for thing.
  (% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
--|=(% style="width: 50px;background-color:#D9E2F3;color:#0070C0" %)(((
++|=(% style="width: 50px;background-color:#4F81BD;color:white" %)(((
  **Size(bytes)**
--)))|=(% style="width: 20px;background-color:#D9E2F3;color:#0070C0" %)**2**|=(% style="width: 150px;background-color:#D9E2F3;color:#0070C0" %)**2**|=(% style="width: 50px;background-color:#D9E2F3;color:#0070C0" %)**2**|=(% style="width: 200px;background-color:#D9E2F3;color:#0070C0" %)**1**|=(% style="width: 50px;background-color:#D9E2F3;color:#0070C0" %)**4**
--|**Value**|BAT|(% style="width:193px" %)(((
--Temperature(DS18B20)
--(PC13)
++)))|=(% style="width: 20px;background-color:#4F81BD;color:white" %)**2**|=(% style="width: 150px;background-color:#4F81BD;color:white" %)**2**|=(% style="width: 50px;background-color:#4F81BD;color:white" %)**2**|=(% style="width: 200px;background-color:#4F81BD;color:white" %)**1**|=(% style="width: 50px;background-color:#4F81BD;color:white" %)**4**
++|Value|BAT|(% style="width:193px" %)(((
++Temperature(DS18B20)(PC13)
  )))|(% style="width:85px" %)(((
  ADC(PA4)
  )))|(% style="width:186px" %)(((
--Digital in(PB15) &
--Digital Interrupt(PA8)
++Digital in(PB15) & Digital Interrupt(PA8)
  )))|(% style="width:100px" %)Weight
  [[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LSN50%20%26%20LSN50-V2%20-%20LoRaWAN%20Sensor%20Node%20User%20Manual/WebHome/image-20220820120036-2.png?width=1003&height=469&rev=1.1||alt="image-20220820120036-2.png" height="469" width="1003"]]
--
  ==== 2.3.2.6  MOD~=6 (Counting Mode) ====
@@ -483,11 +483,12 @@
  [[image:image-20230512181814-9.png||height="543" width="697"]]
++
  (% style="color:red" %)**Note:** **LoRaWAN wireless transmission will infect the PIR sensor. Which cause the counting value increase +1 for every uplink. User can change PIR sensor or put sensor away of the SN50_v3 to avoid this happen.**
  (% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
--|=(% style="width: 50px;background-color:#D9E2F3;color:#0070C0" %)**Size(bytes)**|=(% style="width: 20px;background-color:#D9E2F3;color:#0070C0" %)**2**|=(% style="width: 220px;background-color:#D9E2F3;color:#0070C0" %)**2**|=(% style="width: 50px;background-color:#D9E2F3;color:#0070C0" %)**2**|=(% style="width: 100px;background-color:#D9E2F3;color:#0070C0" %)**1**|=(% style="width: 80px;background-color:#D9E2F3;color:#0070C0" %)**4**
--|**Value**|BAT|(% style="width:256px" %)(((
++|=(% style="width: 60px;background-color:#4F81BD;color:white" %)**Size(bytes)**|=(% style="width: 40px;background-color:#4F81BD;color:white" %)**2**|=(% style="width: 180px;background-color:#4F81BD;color:white" %)**2**|=(% style="width: 60px;background-color:#4F81BD;color:white" %)**2**|=(% style="width: 100px;background-color:#4F81BD;color:white" %)**1**|=(% style="width: 80px;background-color:#4F81BD;color:white" %)**4**
++|Value|BAT|(% style="width:256px" %)(((
  Temperature(DS18B20)(PC13)
  )))|(% style="width:108px" %)(((
  ADC(PA4)
@@ -500,15 +500,14 @@
  [[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LSN50%20%26%20LSN50-V2%20-%20LoRaWAN%20Sensor%20Node%20User%20Manual/WebHome/1656378441509-171.png?rev=1.1||alt="1656378441509-171.png"]]
--
  ==== 2.3.2.7  MOD~=7 (Three interrupt contact modes) ====
  (% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
--|=(% style="width: 50px;background-color:#D9E2F3;color:#0070C0" %)(((
++|=(% style="width: 50px;background-color:#4F81BD;color:white" %)(((
  **Size(bytes)**
--)))|=(% style="width: 20px;background-color:#D9E2F3;color:#0070C0" %)**2**|=(% style="width: 90px;background-color:#D9E2F3;color:#0070C0" %)**2**|=(% style="width: 50px;background-color:#D9E2F3;color:#0070C0" %)**2**|=(% style="width: 90px;background-color:#D9E2F3;color:#0070C0" %)**1**|=(% style="width: 90px;background-color:#D9E2F3;color:#0070C0" %)**1**|=(% style="width: 90px;background-color:#D9E2F3;color:#0070C0" %)1|=(% style="width: 40px;background-color:#D9E2F3;color:#0070C0" %)2
--|**Value**|BAT|(% style="width:188px" %)(((
++)))|=(% style="width: 20px;background-color:#4F81BD;color:white" %)**2**|=(% style="width: 90px;background-color:#4F81BD;color:white" %)**2**|=(% style="width: 50px;background-color:#4F81BD;color:white" %)**2**|=(% style="width: 90px;background-color:#4F81BD;color:white" %)**1**|=(% style="width: 90px;background-color:#4F81BD;color:white" %)**1**|=(% style="width: 90px;background-color:#4F81BD;color:white" %)1|=(% style="width: 40px;background-color:#4F81BD;color:white" %)2
++|Value|BAT|(% style="width:188px" %)(((
  Temperature(DS18B20)
  (PC13)
  )))|(% style="width:83px" %)(((
@@ -524,10 +524,10 @@
  (% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
--|=(% style="width: 50px;background-color:#D9E2F3;color:#0070C0" %)(((
++|=(% style="width: 50px;background-color:#4F81BD;color:white" %)(((
  **Size(bytes)**
--)))|=(% style="width: 30px;background-color:#D9E2F3;color:#0070C0" %)**2**|=(% style="width: 120px;background-color:#D9E2F3;color:#0070C0" %)**2**|=(% style="width: 70px;background-color:#D9E2F3;color:#0070C0" %)**2**|=(% style="width: 120px;background-color:#D9E2F3;color:#0070C0" %)**1**|=(% style="width: 70px;background-color:#D9E2F3;color:#0070C0" %)**2**|=(% style="width: 70px;background-color:#D9E2F3;color:#0070C0" %)2
--|**Value**|BAT|(% style="width:207px" %)(((
++)))|=(% style="width: 30px;background-color:#4F81BD;color:white" %)**2**|=(% style="width: 110px;background-color:#4F81BD;color:white" %)**2**|=(% style="width: 70px;background-color:#4F81BD;color:white" %)**2**|=(% style="width: 120px;background-color:#4F81BD;color:white" %)**1**|=(% style="width: 70px;background-color:#4F81BD;color:white" %)**2**|=(% style="width: 70px;background-color:#4F81BD;color:white" %)2
++|Value|BAT|(% style="width:207px" %)(((
  Temperature(DS18B20)
  (PC13)
  )))|(% style="width:94px" %)(((
@@ -547,21 +547,21 @@
  (% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
--|=(% style="width: 50px;background-color:#D9E2F3;color:#0070C0" %)(((
++|=(% style="width: 50px;background-color:#4F81BD;color:white" %)(((
  **Size(bytes)**
--)))|=(% style="width: 20px;background-color:#D9E2F3;color:#0070C0" %)**2**|=(% style="width: 100px;background-color:#D9E2F3;color:#0070C0" %)**2**|=(% style="width: 100px;background-color:#D9E2F3;color:#0070C0" %)**2**|=(% style="width: 80px;background-color:#D9E2F3;color:#0070C0" %)**1**|=(% style="width: 100px;background-color:#D9E2F3;color:#0070C0" %)**2**|=(% style="width: 60px;background-color:#D9E2F3;color:#0070C0" %)4|=(% style="width: 60px;background-color:#D9E2F3;color:#0070C0" %)4
--|**Value**|BAT|(((
--Temperature1(DS18B20)
--(PC13)
++)))|=(% style="width: 20px;background-color:#4F81BD;color:white" %)**2**|=(% style="width: 90px;background-color:#4F81BD;color:white" %)**2**|=(% style="width: 90px;background-color:#4F81BD;color:white" %)**2**|=(% style="width: 60px;background-color:#4F81BD;color:white" %)**1**|=(% style="width: 90px;background-color:#4F81BD;color:white" %)**2**|=(% style="width: 60px;background-color:#4F81BD;color:white" %)4|=(% style="width: 60px;background-color:#4F81BD;color:white" %)4
++|Value|BAT|(((
++Temperature
++(DS18B20)(PC13)
  )))|(((
--Temperature2(DS18B20)
--(PB9)
++Temperature2
++(DS18B20)(PB9)
  )))|(((
  Digital Interrupt
  (PB15)
  )))|(% style="width:193px" %)(((
--Temperature3(DS18B20)
--(PB8)
++Temperature3
++(DS18B20)(PB8)
  )))|(% style="width:78px" %)(((
  Count1(PA8)
  )))|(% style="width:78px" %)(((
@@ -586,6 +586,108 @@
  When AA is 2, set the count of PA4 pin to BB    Corresponding downlink：09 02 bb bb bb bb
++==== 2.3.2.10  MOD~=10 (PWM input capture and output mode，Since firmware v1.2)(% style="display:none" %) (%%) ====
++
++
++(% style="color:red" %)**Note: Firmware not release, contact Dragino for testing.**
++
++In this mode, the uplink can perform PWM input capture, and the downlink can perform PWM output.
++
++[[It should be noted when using PWM mode.>>||anchor="H2.3.3.12A0PWMMOD"]]
++
++
++===== 2.3.2.10.a  Uplink, PWM input capture =====
++
++
++[[image:image-20230817172209-2.png||height="439" width="683"]]
++
++(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:515px" %)
++|(% style="background-color:#d9e2f3; color:#0070c0; width:50px" %)**Size(bytes)**|(% style="background-color:#d9e2f3; color:#0070c0; width:20px" %)**2**|(% style="background-color:#d9e2f3; color:#0070c0; width:100px" %)**2**|(% style="background-color:#d9e2f3; color:#0070c0; width:50px" %)**2**|(% style="background-color:#d9e2f3; color:#0070c0; width:135px" %)**1**|(% style="background-color:#d9e2f3; color:#0070c0; width:70px" %)**2**|(% style="background-color:#d9e2f3; color:#0070c0; width:90px" %)**2**
++|Value|Bat|(% style="width:191px" %)(((
++Temperature(DS18B20)(PC13)
++)))|(% style="width:78px" %)(((
++ADC(PA4)
++)))|(% style="width:135px" %)(((
++PWM_Setting
++&Digital Interrupt(PA8)
++)))|(% style="width:70px" %)(((
++Pulse period
++)))|(% style="width:89px" %)(((
++Duration of high level
++)))
++
++[[image:image-20230817170702-1.png||height="161" width="1044"]]
++
++
++When the device detects the following PWM signal ,decoder will converts the pulse period and high-level duration to frequency and duty cycle.
++
++**Frequency：**
++
++(% class="MsoNormal" %)
++(% lang="EN-US" %)If (% style="background-attachment:initial; background-clip:initial; background-image:initial; background-origin:initial; background-position:initial; background-repeat:initial; background-size:initial; color:blue; font-family:Arial,sans-serif" %)**AT+PWMSET**(%%)**=0, **(% lang="EN-US" %)Frequency= 1000000/(%%)Pulse period（HZ）;
++
++(% class="MsoNormal" %)
++(% lang="EN-US" %)If (% style="background-attachment:initial; background-clip:initial; background-image:initial; background-origin:initial; background-position:initial; background-repeat:initial; background-size:initial; color:blue; font-family:Arial,sans-serif" %)**AT+PWMSET**(%%)**=1, **(% lang="EN-US" %)Frequency= 1000/(%%)Pulse period（HZ）;
++
++
++(% class="MsoNormal" %)
++**Duty cycle:**
++
++Duty cycle= Duration of high level/ Pulse period*100 ~(%).
++
++[[image:image-20230818092200-1.png||height="344" width="627"]]
++
++
++===== 2.3.2.10.b  Uplink, PWM output =====
++
++
++[[image:image-20230817172209-2.png||height="439" width="683"]]
++
++(% style="background-attachment:initial; background-clip:initial; background-image:initial; background-origin:initial; background-position:initial; background-repeat:initial; background-size:initial; color:blue; font-family:Arial,sans-serif" %)**AT+PWMOUT=a,b,c**
++
++a is the time delay of the output, the unit is ms.
++
++b is the output frequency, the unit is HZ.
++
++c is the duty cycle of the output, the unit is %.
++
++(% style="background-attachment:initial; background-clip:initial; background-image:initial; background-origin:initial; background-position:initial; background-repeat:initial; background-size:initial; color:blue; font-family:Arial,sans-serif" %)**Downlink**(%%):   (% style="color:#037691" %)**0B 01 bb cc aa **
++
++aa is the time delay of the output, the unit is ms.
++
++bb is the output frequency, the unit is HZ.
++
++cc is the duty cycle of the output, the unit is %.
++
++
++For example, send a AT command: AT+PWMOUT=65535,1000,50  The PWM is always out, the frequency is 1000HZ, and the duty cycle is 50.
++
++The oscilloscope displays as follows:
++
++[[image:image-20231213102404-1.jpeg||height="688" width="821"]]
++
++
++===== 2.3.2.10.c  Downlink, PWM output =====
++
++
++[[image:image-20230817173800-3.png||height="412" width="685"]]
++
++Downlink:   (% style="color:#037691" %)**0B xx xx xx yy zz zz**
++
++                   xx xx xx is the output frequency, the unit is HZ.
++
++                   yy is the duty cycle of the output, the unit is %.
++
++                   zz zz is the time delay of the output, the unit is ms.
++
++
++For example, send a downlink command: 0B 00 61 A8 32 13 88, the frequency is 25KHZ, the duty cycle is 50, and the output time is 5 seconds.
++
++The oscilloscope displays as follows:
++
++[[image:image-20230817173858-5.png||height="634" width="843"]]
++
++
  === 2.3.3  Decode payload ===
@@ -595,13 +595,13 @@
  The payload decoder function for TTN V3 are here:
--SN50v3 TTN V3 Payload Decoder:  [[https:~~/~~/github.com/dragino/dragino-end-node-decoder>>url:https://github.com/dragino/dragino-end-node-decoder]]
++SN50v3-LB/LS TTN V3 Payload Decoder:  [[https:~~/~~/github.com/dragino/dragino-end-node-decoder>>url:https://github.com/dragino/dragino-end-node-decoder]]
  ==== 2.3.3.1  Battery Info ====
--Check the battery voltage for SN50v3.
++Check the battery voltage for SN50v3-LB/LS.
  Ex1: 0x0B45 = 2885mV
@@ -619,6 +619,7 @@
  [[image:image-20230512180718-8.png||height="538" width="647"]]
++
  (% style="color:blue" %)**Example**:
  If payload is: 0105H:  (0105 & 8000 == 0), temp = 0105H /10 = 26.1 degree
@@ -630,6 +630,7 @@
  ==== 2.3.3.3  Digital Input ====
++
  The digital input for pin PB15,
  * When PB15 is high, the bit 1 of payload byte 6 is 1.
@@ -639,28 +639,40 @@
  (((
  When the digital interrupt pin is set to AT+INTMODx=0, this pin is used as a digital input pin.
--(% style="color:red" %)**Note:**The maximum voltage input supports 3.6V.
++(% style="color:red" %)**Note: The maximum voltage input supports 3.6V.**
++
++
  )))
  ==== 2.3.3.4  Analogue Digital Converter (ADC) ====
--The measuring range of the ADC is only about 0V to 1.1V The voltage resolution is about 0.24mv.
--When the measured output voltage of the sensor is not within the range of 0V and 1.1V, the output voltage terminal of the sensor shall be divided The example in the following figure is to reduce the output voltage of the sensor by three times If it is necessary to reduce more times, calculate according to the formula in the figure and connect the corresponding resistance in series.
++The measuring range of the ADC is only about 0.1V to 1.1V The voltage resolution is about 0.24mv.
++When the measured output voltage of the sensor is not within the range of 0.1V and 1.1V, the output voltage terminal of the sensor shall be divided The example in the following figure is to reduce the output voltage of the sensor by three times If it is necessary to reduce more times, calculate according to the formula in the figure and connect the corresponding resistance in series.
++
  [[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-20220628150112-1.png?width=285&height=241&rev=1.1||alt="image-20220628150112-1.png" height="241" width="285"]]
--(% style="color:red" %)**Note:**If the ADC type sensor needs to be powered by SN50_v3, it is recommended to use +5V to control its switch.Only sensors with low power consumption can be powered with VDD.
++(% style="color:red" %)**Note: If the ADC type sensor needs to be powered by SN50_v3, it is recommended to use +5V to control its switch.Only sensors with low power consumption can be powered with VDD.**
++
++The position of PA5 on the hardware after **LSN50 v3.3** is changed to the position shown in the figure below, and the collected voltage becomes one-sixth of the original.
++
++[[image:image-20230811113449-1.png||height="370" width="608"]]
++
++
++
  ==== 2.3.3.5  Digital Interrupt ====
--Digital Interrupt refers to pin PA8, and there are different trigger methods. When there is a trigger, the SN50v3 will send a packet to the server.
++Digital Interrupt refers to pin PA8, and there are different trigger methods. When there is a trigger, the SN50v3-LB/LS will send a packet to the server.
++
  (% style="color:blue" %)** Interrupt connection method:**
  [[image:image-20230513105351-5.png||height="147" width="485"]]
++
  (% style="color:blue" %)**Example to use with door sensor :**
  The door sensor is shown at right. It is a two wire magnetic contact switch used for detecting the open/close status of doors or windows.
@@ -667,22 +667,23 @@
  [[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LSN50%20%26%20LSN50-V2%20-%20LoRaWAN%20Sensor%20Node%20User%20Manual/WebHome/1656379210849-860.png?rev=1.1||alt="1656379210849-860.png"]]
--When the two pieces are close to each other, the 2 wire output will be short or open (depending on the type), while if the two pieces are away from each other, the 2 wire output will be the opposite status. So we can use SN50_v3 interrupt interface to detect the status for the door or window.
++When the two pieces are close to each other, the 2 wire output will be short or open (depending on the type), while if the two pieces are away from each other, the 2 wire output will be the opposite status. So we can use SN50v3-LB/LS interrupt interface to detect the status for the door or window.
--(% style="color:blue" %)** Below is the installation example:**
--Fix one piece of the magnetic sensor to the door and connect the two pins to SN50_v3 as follows:
++(% style="color:blue" %)**Below is the installation example:**
++Fix one piece of the magnetic sensor to the door and connect the two pins to SN50v3-LB/LS as follows:
++
  * (((
--One pin to SN50_v3's PA8 pin
++One pin to SN50v3-LB/LS's PA8 pin
  )))
  * (((
--The other pin to SN50_v3's VDD pin
++The other pin to SN50v3-LB/LS's VDD pin
  )))
  Install the other piece to the door. Find a place where the two pieces will be close to each other when the door is closed. For this particular magnetic sensor, when the door is closed, the output will be short, and PA8 will be at the VCC voltage.
--Door sensors have two types: ** NC (Normal close)** and **NO (normal open)**. The connection for both type sensors are the same. But the decoding for payload are reverse, user need to modify this in the IoT Server decoder.
++Door sensors have two types: (% style="color:blue" %)** NC (Normal close)**(%%) and (% style="color:blue" %)**NO (normal open)**(%%). The connection for both type sensors are the same. But the decoding for payload are reverse, user need to modify this in the IoT Server decoder.
  When door sensor is shorted, there will extra power consumption in the circuit, the extra current is 3v3/R14 = 3v3/1Mohm = 3uA which can be ignored.
@@ -694,29 +694,32 @@
  The command is:
--(% style="color:blue" %)**AT+INTMOD1=1   **   (%%) ~/~/(more info about INMOD please refer** **[[**AT Command Manual**>>url:http://www.dragino.com/downloads/index.php?dir=LSN50-LoRaST/&file=DRAGINO_LSN50_AT_Commands_v1.5.1.pdf]]**. **)
++(% style="color:blue" %)**AT+INTMOD1=1   **   (%%) ~/~/  (more info about INMOD please refer** **[[**AT Command Manual**>>url:http://www.dragino.com/downloads/index.php?dir=LSN50-LoRaST/&file=DRAGINO_LSN50_AT_Commands_v1.5.1.pdf]]**. **)
  Below shows some screen captures in TTN V3:
  [[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LSN50%20%26%20LSN50-V2%20-%20LoRaWAN%20Sensor%20Node%20User%20Manual/WebHome/1656379339508-835.png?rev=1.1||alt="1656379339508-835.png"]]
--In MOD=1, user can use byte 6 to see the status for door open or close. TTN V3 decoder is as below:
++In **MOD=1**, user can use byte 6 to see the status for door open or close. TTN V3 decoder is as below:
++
  door= (bytes[6] & 0x80)? "CLOSE":"OPEN";
  ==== 2.3.3.6  I2C Interface (SHT20 & SHT31) ====
++
  The SDA and SCK are I2C interface lines. You can use these to connect to an I2C device and get the sensor data.
  We have made an example to show how to use the I2C interface to connect to the SHT20/ SHT31 Temperature and Humidity Sensor.
--Notice: Different I2C sensors have different I2C commands set and initiate process, if user want to use other I2C sensors, User need to re-write the source code to support those sensors. SHT20/ SHT31 code in SN50_v3 will be a good reference.
++(% style="color:red" %)**Notice: Different I2C sensors have different I2C commands set and initiate process, if user want to use other I2C sensors, User need to re-write the source code to support those sensors. SHT20/ SHT31 code in SN50v3-LB/LS will be a good reference.**
++
  Below is the connection to SHT20/ SHT31. The connection is as below:
++[[image:image-20230610170152-2.png||height="501" width="846"]]
--[[image:image-20230513103633-3.png||height="448" width="716"]]
  The device will be able to get the I2C sensor data now and upload to IoT Server.
@@ -735,14 +735,16 @@
  ==== 2.3.3.7  Distance Reading ====
++
  Refer [[Ultrasonic Sensor section>>||anchor="H2.3.3.8UltrasonicSensor"]].
  ==== 2.3.3.8  Ultrasonic Sensor ====
++
  This Fundamental Principles of this sensor can be found at this link: [[https:~~/~~/wiki.dfrobot.com/Weather_-_proof_Ultrasonic_Sensor_with_Separate_Probe_SKU~~_~~__SEN0208>>url:https://wiki.dfrobot.com/Weather_-_proof_Ultrasonic_Sensor_with_Separate_Probe_SKU___SEN0208]]
--The SN50_v3 detects the pulse width of the sensor and converts it to mm output. The accuracy will be within 1 centimeter. The usable range (the distance between the ultrasonic probe and the measured object) is between 24cm and 600cm.
++The SN50v3-LB/LS detects the pulse width of the sensor and converts it to mm output. The accuracy will be within 1 centimeter. The usable range (the distance between the ultrasonic probe and the measured object) is between 24cm and 600cm.
  The working principle of this sensor is similar to the (% style="color:blue" %)**HC-SR04**(%%) ultrasonic sensor.
@@ -750,8 +750,9 @@
  [[image:image-20230512173903-6.png||height="596" width="715"]]
--Connect to the SN50_v3 and run (% style="color:blue" %)**AT+MOD=2**(%%) to switch to ultrasonic mode (ULT).
++Connect to the SN50v3-LB/LS and run (% style="color:blue" %)**AT+MOD=2**(%%) to switch to ultrasonic mode (ULT).
++
  The ultrasonic sensor uses the 8^^th^^ and 9^^th^^ byte for the measurement value.
  **Example:**
@@ -759,16 +759,17 @@
  Distance:  Read: 0C2D(Hex) = 3117(D)  Value:  3117 mm=311.7 cm
--
  ==== 2.3.3.9  Battery Output - BAT pin ====
--The BAT pin of SN50v3 is connected to the Battery directly. If users want to use BAT pin to power an external sensor. User need to make sure the external sensor is of low power consumption. Because the BAT pin is always open. If the external sensor is of high power consumption. the battery of SN50v3-LB will run out very soon.
++The BAT pin of SN50v3-LB/LS is connected to the Battery directly. If users want to use BAT pin to power an external sensor. User need to make sure the external sensor is of low power consumption. Because the BAT pin is always open. If the external sensor is of high power consumption. the battery of SN50v3-LB/LS will run out very soon.
++
  ==== 2.3.3.10  +5V Output ====
--SN50v3 will enable +5V output before all sampling and disable the +5v after all sampling.
++SN50v3-LB/LS will enable +5V output before all sampling and disable the +5v after all sampling.
++
  The 5V output time can be controlled by AT Command.
  (% style="color:blue" %)**AT+5VT=1000**
@@ -775,21 +775,52 @@
  Means set 5V valid time to have 1000ms. So the real 5V output will actually have 1000ms + sampling time for other sensors.
--By default the AT+5VT=500. If the external sensor which require 5v and require more time to get stable state, user can use this command to increase the power ON duration for this sensor.
++By default the **AT+5VT=500**. If the external sensor which require 5v and require more time to get stable state, user can use this command to increase the power ON duration for this sensor.
--
  ==== 2.3.3.11  BH1750 Illumination Sensor ====
++
  MOD=1 support this sensor. The sensor value is in the 8^^th^^ and 9^^th^^ bytes.
  [[image:image-20230512172447-4.png||height="416" width="712"]]
++
  [[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LSN50%20%26%20LSN50-V2%20-%20LoRaWAN%20Sensor%20Node%20User%20Manual/WebHome/image-20220628110012-12.png?rev=1.1||alt="image-20220628110012-12.png" height="361" width="953"]]
--==== 2.3.3.12  Working MOD ====
++==== 2.3.3.12  PWM MOD ====
++
++* (((
++The maximum voltage that the SDA pin of SN50v3 can withstand is 3.6V, and it cannot exceed this voltage value, otherwise the chip may be burned.
++)))
++* (((
++If the PWM pin connected to the SDA pin cannot maintain a high level when it is not working, you need to remove the resistor R2 or replace it with a resistor with a larger resistance, otherwise a sleep current of about 360uA will be generated. The position of the resistor is shown in the figure below:
++)))
++
++      [[image:image-20230817183249-3.png||height="320" width="417"]]
++
++* (((
++The signal captured by the input should preferably be processed by hardware filtering and then connected in. The software processing method is to capture four values, discard the first captured value, and then take the middle value of the second, third, and fourth captured values.
++)))
++* (((
++Since the device can only detect a pulse period of 50ms when [[AT+PWMSET=0>>||anchor="H3.3.8PWMsetting"]] (counting in microseconds), it is necessary to change the value of PWMSET according to the frequency of input capture.
++)))
++* (((
++PWM Input allows low power consumption. PWM Output to achieve real-time control, you need to go to class C. Power consumption will not be low.
++
++For PWM Output Feature, there are two consideration to see if the device can be powered by battery or have to be powered by external DC.
++
++a) If real-time control output is required, the SN50v3-LB/LS is already operating in class C and an external power supply must be used.
++
++b) If the output duration is more than 30 seconds, better to use external power source.
++)))
++
++
++==== 2.3.3.13  Working MOD ====
++
++
  The working MOD info is contained in the Digital in & Digital Interrupt byte (7^^th^^ Byte).
  User can use the 3^^rd^^ ~~ 7^^th^^   bit of this byte to see the working mod:
@@ -805,8 +805,8 @@
  * 6: MOD7
  * 7: MOD8
  * 8: MOD9
++* 9: MOD10
--
  == 2.4 Payload Decoder file ==
@@ -817,21 +817,20 @@
  [[https:~~/~~/github.com/dragino/dragino-end-node-decoder/tree/main/SN50_v3-LB>>https://github.com/dragino/dragino-end-node-decoder/tree/main/SN50_v3-LB]]
--
  == 2.5 Frequency Plans ==
--The SN50v3-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 SN50v3-LB/LS 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 SN50v3-LB =
++= 3. Configure SN50v3-LB/LS =
  == 3.1 Configure Methods ==
--SN50v3-LB supports below configure method:
++SN50v3-LB/LS 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]].
@@ -850,20 +850,21 @@
  [[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 SN50v3-LB ==
++== 3.3 Commands special design for SN50v3-LB/LS ==
--These commands only valid for S31x-LB, as below:
++These commands only valid for SN50v3-LB/LS, as below:
  === 3.3.1 Set Transmit Interval Time ===
++
  Feature: Change LoRaWAN End Node Transmit Interval.
  (% style="color:blue" %)**AT Command: AT+TDC**
  (% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
--|=(% style="width: 156px;background-color:#D9E2F3" %)**Command Example**|=(% style="width: 137px;background-color:#D9E2F3" %)**Function**|=(% style="background-color:#D9E2F3" %)**Response**
++|=(% style="width: 156px;background-color:#4F81BD;color:white" %)**Command Example**|=(% style="width: 137px;background-color:#4F81BD;color:white" %)**Function**|=(% style="background-color:#4F81BD;color:white" %)**Response**
  |(% style="width:156px" %)AT+TDC=?|(% style="width:137px" %)Show current transmit Interval|(((
  OK
@@ -883,24 +883,25 @@
  * Example 1: Downlink Payload: 0100001E       ~/~/  Set Transmit Interval (TDC) = 30 seconds
  * Example 2: Downlink Payload: 0100003C       ~/~/  Set Transmit Interval (TDC) = 60 seconds
--
  === 3.3.2 Get Device Status ===
++
  Send a LoRaWAN downlink to ask the device to send its status.
--(% style="color:blue" %)**Downlink Payload:  **(%%)0x26 01
++(% style="color:blue" %)**Downlink Payload: 0x26 01**
--Sensor will upload Device Status via FPORT=5. See payload section for detail.
++Sensor will upload Device Status via **FPORT=5**. See payload section for detail.
  === 3.3.3 Set Interrupt Mode ===
++
  Feature, Set Interrupt mode for GPIO_EXIT.
  (% style="color:blue" %)**AT Command: AT+INTMOD1，AT+INTMOD2，AT+INTMOD3**
  (% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
--|=(% style="width: 154px;background-color:#D9E2F3" %)**Command Example**|=(% style="width: 196px;background-color:#D9E2F3" %)**Function**|=(% style="width: 157px;background-color:#D9E2F3" %)**Response**
++|=(% style="width: 155px;background-color:#4F81BD;color:white" %)**Command Example**|=(% style="width: 197px;background-color:#4F81BD;color:white" %)**Function**|=(% style="width: 158px;background-color:#4F81BD;color:white" %)**Response**
  |(% style="width:154px" %)AT+INTMOD1=?|(% style="width:196px" %)Show current interrupt mode|(% style="width:157px" %)(((
  OK
@@ -915,7 +915,6 @@
  )))|(% style="width:157px" %)OK
  |(% style="width:154px" %)AT+INTMOD2=3|(% style="width:196px" %)(((
  Set Transmit Interval
--
  trigger by rising edge.
  )))|(% style="width:157px" %)OK
  |(% style="width:154px" %)AT+INTMOD3=0|(% style="width:196px" %)Disable Interrupt|(% style="width:157px" %)OK
@@ -931,9 +931,9 @@
  * Example 3: Downlink Payload: 06000102      **~-~-->**  AT+INTMOD2=2
  * Example 4: Downlink Payload: 06000201      **~-~-->**  AT+INTMOD3=1
--
  === 3.3.4 Set Power Output Duration ===
++
  Control the output duration 5V . Before each sampling, device will
  ~1. first enable the power output to external sensor,
@@ -945,7 +945,7 @@
  (% style="color:blue" %)**AT Command: AT+5VT**
  (% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
--|=(% style="width: 154px;background-color:#D9E2F3" %)**Command Example**|=(% style="width: 196px;background-color:#D9E2F3" %)**Function**|=(% style="width: 157px;background-color:#D9E2F3" %)**Response**
++|=(% style="width: 155px;background-color:#4F81BD;color:white" %)**Command Example**|=(% style="width: 197px;background-color:#4F81BD;color:white" %)**Function**|=(% style="width: 158px;background-color:#4F81BD;color:white" %)**Response**
  |(% style="width:154px" %)AT+5VT=?|(% style="width:196px" %)Show 5V open time.|(% style="width:157px" %)(((
 (default)
  OK
@@ -963,15 +963,15 @@
  * Example 1: Downlink Payload: 070000     **~-~-->**   AT+5VT=0
  * Example 2: Downlink Payload: 0701F4      **~-~-->**  AT+5VT=500
--
  === 3.3.5 Set Weighing parameters ===
++
  Feature: Working mode 5 is effective, weight initialization and weight factor setting of HX711.
  (% style="color:blue" %)**AT Command: AT+WEIGRE,AT+WEIGAP**
  (% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
--|=(% style="width: 154px;background-color:#D9E2F3" %)**Command Example**|=(% style="width: 196px;background-color:#D9E2F3" %)**Function**|=(% style="width: 157px;background-color:#D9E2F3" %)**Response**
++|=(% style="width: 155px;background-color:#4F81BD;color:white" %)**Command Example**|=(% style="width: 197px;background-color:#4F81BD;color:white" %)**Function**|=(% style="width: 158px;background-color:#4F81BD;color:white" %)**Response**
  |(% style="width:154px" %)AT+WEIGRE|(% style="width:196px" %)Weight is initialized to 0.|(% style="width:157px" %)OK
  |(% style="width:154px" %)AT+WEIGAP=？|(% style="width:196px" %)400.0|(% style="width:157px" %)OK(default)
  |(% style="width:154px" %)AT+WEIGAP=400.3|(% style="width:196px" %)Set the factor to 400.3.|(% style="width:157px" %)OK
@@ -988,9 +988,9 @@
  * Example 2: Downlink Payload: 08020FA3  **~-~-->**   AT+WEIGAP=400.3
  * Example 3: Downlink Payload: 08020FA0  **~-~-->**   AT+WEIGAP=400.0
--
  === 3.3.6 Set Digital pulse count value ===
++
  Feature: Set the pulse count value.
  Count 1 is PA8 pin of mode 6 and mode 9. Count 2 is PA4 pin of mode 9.
@@ -998,7 +998,7 @@
  (% style="color:blue" %)**AT Command: AT+SETCNT**
  (% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
--|=(% style="width: 154px;background-color:#D9E2F3" %)**Command Example**|=(% style="width: 196px;background-color:#D9E2F3" %)**Function**|=(% style="width: 157px;background-color:#D9E2F3" %)**Response**
++|=(% style="width: 155px;background-color:#4F81BD;color:white" %)**Command Example**|=(% style="width: 197px;background-color:#4F81BD;color:white" %)**Function**|=(% style="width: 158px;background-color:#4F81BD;color:white" %)**Response**
  |(% style="width:154px" %)AT+SETCNT=1,100|(% style="width:196px" %)Initialize the count value 1 to 100.|(% style="width:157px" %)OK
  |(% style="width:154px" %)AT+SETCNT=2,0|(% style="width:196px" %)Initialize the count value 2 to 0.|(% style="width:157px" %)OK
@@ -1011,15 +1011,15 @@
  * Example 1: Downlink Payload: 090100000000  **~-~-->**   AT+SETCNT=1,0
  * Example 2: Downlink Payload: 0902000003E8  **~-~-->**   AT+SETCNT=2,1000
--
  === 3.3.7 Set Workmode ===
++
  Feature: Switch working mode.
  (% style="color:blue" %)**AT Command: AT+MOD**
  (% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
--|=(% style="width: 154px;background-color:#D9E2F3" %)**Command Example**|=(% style="width: 196px;background-color:#D9E2F3" %)**Function**|=(% style="width: 157px;background-color:#D9E2F3" %)**Response**
++|=(% style="width: 155px;background-color:#4F81BD;color:white" %)**Command Example**|=(% style="width: 197px;background-color:#4F81BD;color:white" %)**Function**|=(% style="width: 158px;background-color:#4F81BD;color:white" %)**Response**
  |(% style="width:154px" %)AT+MOD=?|(% style="width:196px" %)Get the current working mode.|(% style="width:157px" %)(((
  OK
  )))
@@ -1035,12 +1035,103 @@
  * Example 1: Downlink Payload: 0A01      **~-~-->**   AT+MOD=1
  * Example 2: Downlink Payload: 0A04      **~-~-->**   AT+MOD=4
++(% id="H3.3.8PWMsetting" %)
++=== 3.3.8 PWM setting ===
--= 4. Battery & Power Consumption =
++(% class="mark" %)Feature: Set the time acquisition unit for PWM input capture.
--SN50v3-LB use ER26500 + SPC1520 battery pack. See below link for detail information about the battery info and how to replace.
++(% style="color:blue" %)**AT Command: AT+PWMSET**
++(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
++|=(% style="width: 155px;background-color:#4F81BD;color:white" %)**Command Example**|=(% style="width: 223px; background-color: #4F81BD;color:white" %)**Function**|=(% style="width: 130px; background-color:#4F81BD;color:white" %)**Response**
++|(% style="width:154px" %)AT+PWMSET=?|(% style="width:223px" %)0|(% style="width:130px" %)(((
++0(default)
++
++OK
++)))
++|(% style="width:154px" %)AT+PWMSET=0|(% style="width:223px" %)The unit of PWM capture time is microsecond. The capture frequency range is between 20HZ and 100000HZ.   |(% style="width:130px" %)(((
++OK
++
++)))
++|(% style="width:154px" %)AT+PWMSET=1|(% style="width:223px" %)The unit of PWM capture time is millisecond.   The capture frequency range is between 5HZ and 250HZ. |(% style="width:130px" %)OK
++
++(% style="color:blue" %)**Downlink Command: 0x0C**
++
++Format: Command Code (0x0C) followed by 1 bytes.
++
++* Example 1: Downlink Payload: 0C00      **~-~-->**   AT+PWMSET=0
++* Example 2: Downlink Payload: 0C01      **~-~-->**   AT+PWMSET=1
++
++(% class="mark" %)Feature: Set PWM output time, output frequency and output duty cycle.
++
++(% style="color:blue" %)**AT Command: AT+PWMOUT**
++
++(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
++|=(% style="width: 183px; background-color: rgb(217, 226, 243); color: rgb(0, 112, 192);" %)**Command Example**|=(% style="width: 193px; background-color: rgb(217, 226, 243); color: rgb(0, 112, 192);" %)**Function**|=(% style="width: 137px; background-color: rgb(217, 226, 243); color: rgb(0, 112, 192);" %)**Response**
++|(% style="width:183px" %)AT+PWMOUT=?|(% style="width:193px" %)0|(% style="width:137px" %)(((
++0,0,0(default)
++
++OK
++)))
++|(% style="width:183px" %)AT+PWMOUT=0,0,0|(% style="width:193px" %)The default is PWM input detection|(% style="width:137px" %)(((
++OK
++
++)))
++|(% style="width:183px" %)AT+PWMOUT=5,1000,50|(% style="width:193px" %)(((
++The PWM output time is 5ms, the output frequency is 1000HZ, and the output duty cycle is 50%.
++
++
++)))|(% style="width:137px" %)(((
++OK
++)))
++
++(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
++|=(% style="width: 155px; background-color: rgb(217, 226, 243); color: rgb(0, 112, 192);" %)**Command Example**|=(% style="width: 112px; background-color: rgb(217, 226, 243); color: rgb(0, 112, 192);" %)**Function**|=(% style="width: 242px; background-color: rgb(217, 226, 243); color: rgb(0, 112, 192);" %)**parameters**
++|(% colspan="1" rowspan="3" style="width:155px" %)(((
++AT+PWMOUT=a,b,c
++
++
++)))|(% colspan="1" rowspan="3" style="width:112px" %)(((
++Set PWM output time, output frequency and output duty cycle.
++
++(((
++
++)))
++
++(((
++
++)))
++)))|(% style="width:242px" %)(((
++a: Output time (unit: seconds)
++
++The value ranges from 0 to 65535.
++
++When a=65535, PWM will always output.
++)))
++|(% style="width:242px" %)(((
++b: Output frequency (unit: HZ)
++)))
++|(% style="width:242px" %)(((
++c: Output duty cycle (unit: %)
++
++The value ranges from 0 to 100.
++)))
++
++(% style="color:blue" %)**Downlink Command: 0x0B01**
++
++Format: Command Code (0x0B01) followed by 6 bytes.
++
++Downlink payload：0B01 bb cc aa **~-~--> **AT+PWMOUT=a,b,c
++
++* Example 1: Downlink Payload: 0B01 03E8 0032 0005 **~-~-->**   AT+PWMSET=5,1000,50
++* Example 2: Downlink Payload: 0B01 07D0 003C 000A **~-~-->**   AT+PWMSET=10,2000,60
++
++= 4. Battery & Power Cons =
++
++
++SN50v3-LB use ER26500 + SPC1520 battery pack and SN50v3-LS use 3000mAh Recharable Battery with Solar Panel. 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/]] .
@@ -1048,31 +1048,47 @@
  (% class="wikigeneratedid" %)
--User can change firmware SN50v3-LB to:
++**User can change firmware SN50v3-LB/LS to:**
  * Change Frequency band/ region.
  * Update with new features.
  * Fix bugs.
--Firmware and changelog can be downloaded from : **[[Firmware download link>>url:https://www.dropbox.com/sh/kwqv57tp6pejias/AAAopYMATh1GM6fZ-VRCLrpDa?dl=0]]**
++**Firmware and changelog can be downloaded from :** **[[Firmware download link>>https://www.dropbox.com/sh/4rov7bcp6u28exp/AACt-wAySd4si5AXi8DBmvSca?dl=0]]**
++**Methods to Update Firmware:**
--Methods to Update Firmware:
++* (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>>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>>url:http://wiki.dragino.com/xwiki/bin/view/Main/UART%20Access%20for%20LoRa%20ST%20v4%20base%20model/#H1.LoRaSTv4baseHardware]]**.
--
  = 6. FAQ =
--== 6.1 Where can i find source code of SN50v3-LB? ==
++== 6.1 Where can i find source code of SN50v3-LB/LS? ==
++
  * **[[Hardware Source Files>>https://github.com/dragino/Lora/tree/master/LSN50/v3.0]].**
  * **[[Software Source Code & Compile instruction>>https://github.com/dragino/SN50v3]].**
++== 6.2 How to generate PWM Output in SN50v3-LB/LS? ==
++
++
++See this document: **[[Generate PWM Output on SN50v3>>https://www.dropbox.com/scl/fi/r3trcet2knujg40w0mgyn/Generate-PWM-Output-on-SN50v3.pdf?rlkey=rxsgmrhhrv62iiiwjq9sv10bn&dl=0]]**.
++
++
++== 6.3 How to put several sensors to a SN50v3-LB/LS? ==
++
++
++When we want to put several sensors to A SN50v3-LB/LS, the waterproof at the grand connector will become an issue. User can try to exchange the grand connector to below type.
++
++[[Reference Supplier>>https://www.yscableglands.com/cable-glands/nylon-cable-glands/cable-gland-rubber-seal.html]].
++
++[[image:image-20230810121434-1.png||height="242" width="656"]]
++
++
  = 7. Order Info =
--Part Number: (% style="color:blue" %)**SN50v3-LB-XX-YY**
++Part Number: (% style="color:blue" %)**SN50v3-LB-XX-YY**(%%) or (% style="color:blue" %)**SN50v3-LS-XX-YY**
  (% style="color:red" %)**XX**(%%): The default frequency band
@@ -1094,9 +1094,10 @@
  = 8. Packing Info =
++
  (% style="color:#037691" %)**Package Includes**:
--* SN50v3-LB LoRaWAN Generic Node
++* SN50v3-LB or SN50v3-LS LoRaWAN Generic Node
  (% style="color:#037691" %)**Dimension and weight**:

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Changes for page SN50v3-LB/LS -- LoRaWAN Sensor Node User Manual

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