Changes for page RS485-LN – RS485 to LoRaWAN Converter User Manual
Last modified by Bei Jinggeng on 2025/01/16 11:36
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... ... @@ -422,6 +422,7 @@ 422 422 423 423 (% style="color:#037691" %)**Each RS485 commands include two parts:** 424 424 425 + 425 425 ~1. What commands RS485-LN will send to the RS485 sensors. There are total 15 commands from **AT+COMMAD1**, **ATCOMMAND2**,…, to **AT+COMMANDF**. All commands are of same grammar. 426 426 427 427 2. How to get wanted value the from RS485 sensors returns from by 1). There are total 15 AT Commands to handle the return, commands are **AT+DATACUT1**,**AT+DATACUT2**,…, **AT+DATACUTF** corresponding to the commands from 1). All commands are of same grammar. ... ... @@ -461,8 +461,10 @@ 461 461 * **c: define the position for valid value. ** 462 462 ))) 463 463 465 + 464 464 **Examples:** 465 465 468 + 466 466 * (% style="color:#037691" %)**Grab bytes** 467 467 468 468 (% aria-label="image-20220602153621-1.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220602153621-1.png||data-widget="image"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %) ... ... @@ -503,15 +503,13 @@ 503 503 ))) 504 504 505 505 ((( 506 -Final Payload is 509 +Final Payload is (% style="color:#4f81bd" %)**Battery Info+PAYVER + VALID Value from RETURN1 + Valid Value from RETURN2 + … + RETURNx** 507 507 ))) 508 508 509 509 ((( 510 -(% style="color:#4f81bd" %)**Battery Info+PAYVER + VALID Value from RETURN1 + Valid Value from RETURN2 + … + RETURNx** 511 -))) 512 - 513 -((( 514 514 Where PAYVER is defined by AT+PAYVER, below is an example screen shot. 514 + 515 + 515 515 ))) 516 516 517 517 (% aria-label="1653269759169-150.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:1653269759169-150.png||data-widget="image" height="513" width="716"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %) ... ... @@ -522,16 +522,16 @@ 522 522 523 523 Compose the uplink payload with value returns in sequence and send with (% style="color:red" %)**Multiply UPLINKs**. 524 524 525 -Final Payload is 526 +Final Payload is (% style="color:#4f81bd" %)**Battery Info+PAYVER + PAYLOAD COUNT + PAYLOAD# + DATA** 526 526 527 -(% style="color:#4f81bd" %)**Battery Info+PAYVER + PAYLOAD COUNT + PAYLOAD# + DATA** 528 528 529 - 530 530 1. PAYVER: Defined by AT+PAYVER 531 531 1. PAYLOAD COUNT: Total how many uplinks of this sampling. 532 532 1. PAYLOAD#: Number of this uplink. (from 0,1,2,3…,to PAYLOAD COUNT) 533 533 1. DATA: Valid value: max 8 bytes for each uplink so each uplink <= 11 bytes. For the last uplink, DATA will might less than 8 bytes 534 534 534 + 535 + 535 535 (% aria-label="image-20220602155039-4.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220602155039-4.png||data-widget="image"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %) 536 536 537 537 ... ... @@ -546,6 +546,7 @@ 546 546 547 547 (% style="color:red" %)**Notice: In firmware v1.3, the Max bytes has been changed according to the max bytes in different Frequency Bands for lowest SF. As below:** 548 548 550 + 549 549 ~* For AU915/AS923 bands, if UplinkDwell time=0, max 51 bytes for each uplink. 550 550 551 551 * For AU915/AS923 bands, if UplinkDwell time=0, max 11 bytes for each uplink. ... ... @@ -561,17 +561,23 @@ 561 561 562 562 (% style="color:#4f81bd" %)**If the data is empty, return to the display（Since v1.4.0）** 563 563 564 -1)When AT+MOD=1, if the data intercepted by AT+DATACUT or AT+MBFUN is empty, it will display NULL, and the payload will be filled with n FFs. 566 +1 ) When **(% style="color:blue" %)AT+MOD=1**(%%), if the data intercepted by** AT+DATACUT** or **AT+MBFUN** is empty, it will display **NULL**, and the payload will be filled with **n FFs**. 565 565 568 + 566 566 [[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/test/WebHome/image-20220824114359-3.png?width=1106&height=297&rev=1.1||alt="image-20220824114359-3.png" height="297" width="1106"]] 567 567 568 -2)When AT+MOD=2, if the data intercepted by AT+DATACUT or AT+MBFUN is empty, it will display NULL, and the payload will be filled with n 00s. 569 569 572 + 573 +2 ) When **(% style="color:blue" %)AT+MOD=2**(%%), if the data intercepted by **AT+DATACUT** or **AT+MBFUN** is empty, it will display **NULL**, and the payload will be filled with **n 00s**. 574 + 575 + 570 570 [[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/test/WebHome/image-20220824114330-2.png?rev=1.1||alt="image-20220824114330-2.png"]] 571 571 572 572 579 + 573 573 Below are the uplink payloads: 574 574 582 + 575 575 (% aria-label="1654157178836-407.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:1654157178836-407.png||data-widget="image"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %) 576 576 577 577 ... ... @@ -581,11 +581,11 @@ 581 581 582 582 Except uplink periodically, RS485-LN is able to uplink on demand. The server send downlink command to RS485-LN and RS485 will uplink data base on the command. 583 583 584 -Downlink control command: 592 +**(% style="color:blue" %)Downlink control command:** 585 585 586 -**0x08 command**: Poll an uplink with current command set in RS485-LN. 594 +**(% style="color:#4472C4" %) 0x08 command**(%%): Poll an uplink with current command set in RS485-LN. 587 587 588 -**0xA8 command**: Send a command to RS485-LN and uplink the output from sensors. 596 +**(% style="color:#4472C4" %) 0xA8 command**(%%): Send a command to RS485-LN and uplink the output from sensors. 589 589 590 590 591 591 ... ... @@ -594,6 +594,7 @@ 594 594 595 595 RS485-LN support external Interrupt uplink since hardware v1.2 release. 596 596 605 + 597 597 (% aria-label="1654157342174-798.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:1654157342174-798.png||data-widget="image"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %) 598 598 599 599 Connect the Interrupt pin to RS485-LN INT port and connect the GND pin to V- port. When there is a high voltage (Max 24v) on INT pin. Device will send an uplink packet. ... ... @@ -603,8 +603,10 @@ 603 603 == 3.4 Uplink Payload == 604 604 605 605 606 -(% aria-label="image-20220606110929-1.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220606110929-1.png||data-widget="image"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]] (% title="Click and drag to resize" %)615 +(% aria-label="image-20220606110929-1.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220606110929-1.png||data-widget="image"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]] 607 607 617 +(% title="Click and drag to resize" %) 618 + 608 608 Below is the decoder for the first 3 bytes. The rest bytes are dynamic depends on different RS485 sensors. 609 609 610 610