Changes for page MQTT Forward Instruction
Last modified by Kilight Cao on 2024/08/31 16:26
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... ... @@ -363,6 +363,7 @@ 363 363 364 364 MQTT Channel settings 365 365 366 + 366 366 ((( 367 367 For example, if we put a data(temp=46) on the file /var/iot/channels/4567, because 4567 match the remote channel 78901. the gateway will run this command: 368 368 ))) ... ... @@ -381,7 +381,7 @@ 381 381 Below is a simulation to put this data to active the MQTT publish. 382 382 ))) 383 383 384 -[[image: https://wiki.dragino.com/images/thumb/3/30/MQTT_Command_11.png/600px-MQTT_Command_11.png||height="308" width="600"]]385 +[[image:image-20220527140023-14.png]] 385 385 386 386 MQTT Publish 387 387 ... ... @@ -395,7 +395,7 @@ 395 395 mosquitto_sub -h 192.168.199.148 -p 1883 -i dragino-1b7060 -t command. 396 396 ))) 397 397 398 -[[image: https://wiki.dragino.com/images/3/36/MQTT_Command_12.png||height="173" width="579"]]399 +[[image:image-20220527140100-15.png]] 399 399 400 400 MQTT Subscribe 401 401 ... ... @@ -404,7 +404,7 @@ 404 404 When MQTT broker receive a update on this topic, the gateway will get the update and use LoRa radio to broadcast this message. The LoRa parameters used for update is: 405 405 ))) 406 406 407 -[[image: https://wiki.dragino.com/images/thumb/b/b8/MQTT_Command_13.png/600px-MQTT_Command_13.png||height="300" width="600"]]408 +[[image:image-20220527140148-16.png]] 408 408 409 409 LoRa Broadcast parameters. 410 410 ... ... @@ -411,7 +411,7 @@ 411 411 412 412 And below is the subscribe simulation: 413 413 414 -[[image: https://wiki.dragino.com/images/thumb/6/60/MQTT_Command_14.png/600px-MQTT_Command_14.png||height="255" width="600"]]415 +[[image:image-20220527140238-17.png]] 415 415 416 416 downstream simulation 417 417 ... ... @@ -420,6 +420,7 @@ 420 420 421 421 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. 422 422 424 + 423 423 === 4.5.1 Use LoRa Raw protocol for communication ~-~- For LG01/LG02 === 424 424 425 425 ((( ... ... @@ -442,7 +442,7 @@ 442 442 * Downstream: Listening broadcast message from gateway, and print it in console. 443 443 * The LoRa parameter settings in Arduino should match the LoRa settings in gateway, as below: 444 444 445 -[[image: https://wiki.dragino.com/images/thumb/3/3b/MQTT_Command_17.png/600px-MQTT_Command_17.png||height="197" width="600"]]447 +[[image:image-20220527140354-18.png]] 446 446 447 447 LoRa Parameter should match 448 448 ... ... @@ -449,10 +449,11 @@ 449 449 450 450 Below is the test result after the Arduino Sketch is running. 451 451 452 -[[image: https://wiki.dragino.com/images/thumb/6/63/MQTT_Command_18.png/600px-MQTT_Command_18.png||height="319" width="600"]]454 +[[image:image-20220527140459-19.png]] 453 453 454 454 Upstream Data Flow 455 455 458 + 456 456 [[image:https://wiki.dragino.com/images/thumb/1/18/MQTT_Command_19.png/600px-MQTT_Command_19.png||height="309" width="600"]] 457 457 458 458 Downstream Data Flow
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