Changes for page MQTT Forward Instruction

Last modified by Kilight Cao on 2024/08/31 16:26

From version < 47.1 >

edited by Xiaoling
on 2022/07/14 16:22

To version < 51.1 >

edited by Xiaoling
on 2024/08/19 15:00

Change comment: There is no comment for this version

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@@ -15,7 +15,7 @@
  This MQTT forward instruction is for below devices:
  * Firmware Version > LG02_LG08-5.3.1580178039 [[Firmware Download>>url:http://www.dragino.com/downloads/index.php?dir=LoRa_Gateway/LPS8/Firmware/Release/]]
--* LG01N, OLG01N ((% style="color:red" %)**Warning**(%%): LG01-P LG01-S use another instruction: [[MQTT for LG01-P/LG01S>>doc:Through MQTT to upload data.WebHome]])
++* LG01N, OLG01N ((% style="color:red" %)**Warning**(%%): LG01-P LG01-S use another instruction: [[MQTT for LG01-P/LG01S>>doc:Main.Through MQTT to upload data.WebHome]])
  * LG02, OLG02
  * LG308, DLOS8
  * LPS8
@@ -23,7 +23,6 @@
  * MS14 series if installed with the same firmware. (in this case, the MQTT forward will work , but no LoRa support)
--
  = 2.  Firmware Change Log for MQTT feature =
@@ -35,10 +35,8 @@
  ** Initiate version
--
  = 3.  MQTT forward operating principle =
--
  == 3.1  Network Structure ==
@@ -47,13 +47,11 @@
  * **For Uplink:**      The sensor sends data to LoRa Gateway via LoRa wireless, The gateway will process these data and forward to remote MQTT Broker via Internet.
  * **For Downlink:** The gateway subscribe a topic in the MQTT broker, when there is update on the topic, the gateway will know and broadcast the data to Local LoRa network.
--
  [[image:image-20220527133547-1.png]]
  General MQTT structure
--
  == 3.2  How sensor data is forwarded ==
@@ -67,8 +67,6 @@
  (((
  The data flow works as below diagram.
--
--
  )))
  [[image:image-20220527134000-2.png]]
@@ -101,7 +101,6 @@
  Downstream path
--
  == 3.3  Macro Definition ==
@@ -110,7 +110,6 @@
  (((
  Currently the (% style="color:#4f81bd" %)**-t (topic)**(%%) and (% style="color:#4f81bd" %)**-m (message)**(%%) support Macros.
--
  )))
@@ -124,7 +124,6 @@
  * HOSTNAME: Device Hostname
--
  === 3.3.2  -m message macro ===
@@ -135,7 +135,6 @@
  * JSON: Convert META to json format.
--
  === 3.3.3  Example for Macro ===
@@ -161,7 +161,6 @@
  )))
--
  == 3.4  Modify the MQTT to support more options ==
@@ -289,10 +289,8 @@
  )))
--
  = 4.  Example to communicate to a simple MQTT server =
--
  == 4.1  Overview ==
@@ -327,7 +327,6 @@
  Downstream: Subscribe a topic to get downstream
--
  == 4.3  Simulate via Dragino Command Line ==
@@ -349,7 +349,6 @@
  mosquitto_pub
--
  (% style="color:blue" %)**For Downstream**
  Use [[mosquitto_sub>>url:https://mosquitto.org/man/mosquitto_sub-1.html]] to subscribe the change on the topic.
@@ -359,7 +359,6 @@
  mosquitto_sub
--
  == 4.4  Configure Dragino UI for MQTT connection ==
@@ -383,7 +383,6 @@
  forward to MQTT
--
  === 4.4.1  Configure the MQTT Client for Upstream ===
@@ -404,7 +404,6 @@
  MQTT Publish configure
--
  [[image:image-20220527135929-13.png]]
  MQTT Channel settings
@@ -433,7 +433,6 @@
  MQTT Publish
--
  === 4.4.2  Configure the MQTT Client for Downstream ===
@@ -471,6 +471,7 @@
  In above section, we have configured the UI to support MQTT upstream and downstream. We can simulate via Linux command. In this section, we will guide how to communicate with remote LoRa End Node for upstream and downstream.
++
  === 4.5.1  Use LoRa Raw protocol for communication ~-~- For LG01/LG02 ===
@@ -501,7 +501,6 @@
  LoRa Parameter should match
--
  Below is the test result after the Arduino Sketch is running.
  [[image:image-20220527140459-19.png]]
@@ -509,13 +509,11 @@
  Upstream Data Flow
--
  [[image:image-20220527140542-20.png]]
  Downstream Data Flow
--
  === 4.5.2  Use LoRaWAN Protocol for communication ~-~- For LG308/LPS8/DLOS8 ===
@@ -552,44 +552,36 @@
  [[image:image-20220613191345-4.png]]
--
  (% style="color:blue" %)**Step 4**(%%): Map the Device Address to Remote ID in MQTT server.
  [[image:image-20220613190635-2.png]]
--
  (% style="color:blue" %)**Step 5: Upstream**(%%): Save the change, we can see the log info via "sytem log", End Node and MQTT Server
  [[image:image-20220527141843-24.png]]
--
--
  [[image:image-20220527141933-25.png]]
  Choose ASCII Format
--
  [[image:image-20220527142028-26.png]]
  LHT65 Decoder
--
  (% style="color:blue" %)**Step 6: Set up subscribe**(%%)**:** Subscribe a topci for downstream.
  [[image:image-20220613191426-5.png]]
--
  (% style="color:blue" %)**Step 7: Downstream**(%%): Save the change, we can see the log info via "sytem log", End Node and MQTT Server.
  [[image:image-20220527142239-28.png]]
--
  === 4.5.3  MQTT Downstream format ===
@@ -604,7 +604,7 @@
  (% class="box infomessage" %)
  (((
--**mosquitto_pub -h 10.130.2.192 -p 1883 -t dragino-1d25dc/ -m "260211D,time,txt,hello,20,1,SF12,923300000,2 > /var/iot/push/test"**
++**mosquitto_pub -h 10.130.2.192 -p 1883 -t dragino-1d25dc/ -m "260211D,time,txt,hello,20,1,SF12,923300000,2"**
  )))
  Or use [[MQTT.fx>>https://mqttfx.jensd.de/index.php/download]]
@@ -618,7 +618,6 @@
  Check out this link for more mosquito-related directives [[https:~~/~~/mosquitto.org/man/mosquitto_pub-1.html>>https://mosquitto.org/man/mosquitto_pub-1.html]]
--
  = 5.  How to Debug =

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