Changes for page MQTT Forward Instruction
Last modified by Kilight Cao on 2024/08/31 16:26
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... ... @@ -15,7 +15,7 @@ 15 15 This MQTT forward instruction is for below devices: 16 16 17 17 * Firmware Version > LG02_LG08-5.3.1580178039 [[Firmware Download>>url:http://www.dragino.com/downloads/index.php?dir=LoRa_Gateway/LPS8/Firmware/Release/]] 18 -* 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]])18 +* 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]]) 19 19 * LG02, OLG02 20 20 * LG308, DLOS8 21 21 * LPS8 ... ... @@ -22,7 +22,6 @@ 22 22 * LIG16 23 23 * MS14 series if installed with the same firmware. (in this case, the MQTT forward will work , but no LoRa support) 24 24 25 - 26 26 = 2. Firmware Change Log for MQTT feature = 27 27 28 28 ... ... @@ -33,9 +33,9 @@ 33 33 * LG02_LG08-5.3.1580178039 34 34 ** Initiate version 35 35 36 - 37 37 = 3. MQTT forward operating principle = 38 38 37 + 39 39 == 3.1 Network Structure == 40 40 41 41 ... ... @@ -49,6 +49,7 @@ 49 49 General MQTT structure 50 50 51 51 51 + 52 52 == 3.2 How sensor data is forwarded == 53 53 54 54 ... ... @@ -62,6 +62,8 @@ 62 62 63 63 ((( 64 64 The data flow works as below diagram. 65 + 66 + 65 65 ))) 66 66 67 67 [[image:image-20220527134000-2.png]] ... ... @@ -94,6 +94,7 @@ 94 94 Downstream path 95 95 96 96 99 + 97 97 == 3.3 Macro Definition == 98 98 99 99 ... ... @@ -102,6 +102,7 @@ 102 102 ((( 103 103 Currently the (% style="color:#4f81bd" %)**-t (topic)**(%%) and (% style="color:#4f81bd" %)**-m (message)**(%%) support Macros. 104 104 108 + 105 105 106 106 ))) 107 107 ... ... @@ -114,7 +114,6 @@ 114 114 * USERNAME: User ID (-u) 115 115 * HOSTNAME: Device Hostname 116 116 117 - 118 118 === 3.3.2 -m message macro === 119 119 120 120 ... ... @@ -124,7 +124,6 @@ 124 124 * META: Completely sensor data with time stamp and rssi 125 125 * JSON: Convert META to json format. 126 126 127 - 128 128 === 3.3.3 Example for Macro === 129 129 130 130 ... ... @@ -150,6 +150,7 @@ 150 150 ))) 151 151 152 152 155 + 153 153 == 3.4 Modify the MQTT to support more options == 154 154 155 155 ... ... @@ -277,8 +277,10 @@ 277 277 ))) 278 278 279 279 283 + 280 280 = 4. Example to communicate to a simple MQTT server = 281 281 286 + 282 282 == 4.1 Overview == 283 283 284 284 ... ... @@ -313,6 +313,7 @@ 313 313 Downstream: Subscribe a topic to get downstream 314 314 315 315 321 + 316 316 == 4.3 Simulate via Dragino Command Line == 317 317 318 318 ... ... @@ -334,6 +334,7 @@ 334 334 mosquitto_pub 335 335 336 336 343 + 337 337 (% style="color:blue" %)**For Downstream** 338 338 339 339 Use [[mosquitto_sub>>url:https://mosquitto.org/man/mosquitto_sub-1.html]] to subscribe the change on the topic. ... ... @@ -343,6 +343,7 @@ 343 343 mosquitto_sub 344 344 345 345 353 + 346 346 == 4.4 Configure Dragino UI for MQTT connection == 347 347 348 348 ... ... @@ -366,6 +366,7 @@ 366 366 forward to MQTT 367 367 368 368 377 + 369 369 === 4.4.1 Configure the MQTT Client for Upstream === 370 370 371 371 ... ... @@ -386,6 +386,7 @@ 386 386 MQTT Publish configure 387 387 388 388 398 + 389 389 [[image:image-20220527135929-13.png]] 390 390 391 391 MQTT Channel settings ... ... @@ -414,6 +414,7 @@ 414 414 MQTT Publish 415 415 416 416 427 + 417 417 === 4.4.2 Configure the MQTT Client for Downstream === 418 418 419 419 ... ... @@ -451,7 +451,6 @@ 451 451 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. 452 452 453 453 454 - 455 455 === 4.5.1 Use LoRa Raw protocol for communication ~-~- For LG01/LG02 === 456 456 457 457 ... ... @@ -482,6 +482,7 @@ 482 482 LoRa Parameter should match 483 483 484 484 495 + 485 485 Below is the test result after the Arduino Sketch is running. 486 486 487 487 [[image:image-20220527140459-19.png]] ... ... @@ -489,11 +489,13 @@ 489 489 Upstream Data Flow 490 490 491 491 503 + 492 492 [[image:image-20220527140542-20.png]] 493 493 494 494 Downstream Data Flow 495 495 496 496 509 + 497 497 === 4.5.2 Use LoRaWAN Protocol for communication ~-~- For LG308/LPS8/DLOS8 === 498 498 499 499 ... ... @@ -530,36 +530,44 @@ 530 530 [[image:image-20220613191345-4.png]] 531 531 532 532 546 + 533 533 (% style="color:blue" %)**Step 4**(%%): Map the Device Address to Remote ID in MQTT server. 534 534 535 535 [[image:image-20220613190635-2.png]] 536 536 537 537 552 + 538 538 (% style="color:blue" %)**Step 5: Upstream**(%%): Save the change, we can see the log info via "sytem log", End Node and MQTT Server 539 539 540 540 [[image:image-20220527141843-24.png]] 541 541 542 542 558 + 559 + 543 543 [[image:image-20220527141933-25.png]] 544 544 545 545 Choose ASCII Format 546 546 547 547 565 + 548 548 [[image:image-20220527142028-26.png]] 549 549 550 550 LHT65 Decoder 551 551 552 552 571 + 553 553 (% style="color:blue" %)**Step 6: Set up subscribe**(%%)**:** Subscribe a topci for downstream. 554 554 555 555 [[image:image-20220613191426-5.png]] 556 556 557 557 577 + 558 558 (% style="color:blue" %)**Step 7: Downstream**(%%): Save the change, we can see the log info via "sytem log", End Node and MQTT Server. 559 559 560 560 [[image:image-20220527142239-28.png]] 561 561 562 562 583 + 563 563 === 4.5.3 MQTT Downstream format === 564 564 565 565 ... ... @@ -588,6 +588,7 @@ 588 588 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]] 589 589 590 590 612 + 591 591 = 5. How to Debug = 592 592 593 593