Changes for page RS485-LN – RS485 to LoRaWAN Converter User Manual
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... ... @@ -1,6 +1,10 @@ 1 -(% style="text-align:center" %) 2 -[[image:image-20240928101253-2.jpeg||height="603" width="603"]] 1 +(% aria-label="1653266934636-343.png image widget" contenteditable="false" role="region" tabindex="-1" %) 2 +((( 3 +(% data-widget="image" style="text-align:center" %) 4 +[[image:1653266934636-343.png||height="385" width="385"]](% title="Click and drag to resize" %) 3 3 6 +(% 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==||height="15" role="presentation" title="Click and drag to move" width="15"]] 7 +))) 4 4 5 5 6 6 ... ... @@ -8,7 +8,6 @@ 8 8 9 9 10 10 11 - 12 12 **Table of Contents:** 13 13 14 14 {{toc/}} ... ... @@ -47,10 +47,13 @@ 47 47 ))) 48 48 49 49 ((( 50 -(% style="color:blue" %)**Demo Dashboard for RS485-LN**(%%) connect to two energy meters: [[https:~~/~~/app.datacake.de/dashboard/d/58844a26-378d-4c5a-aaf5-b5b5b153447a>>url:https://app.datacake.de/dashboard/d/58844a26-378d-4c5a-aaf5-b5b5b153447a]] (% title="Click and drag to resize" %)53 +(% style="color:blue" %)**Demo Dashboard for RS485-LN**(%%) connect to two energy meters: [[https:~~/~~/app.datacake.de/dashboard/d/58844a26-378d-4c5a-aaf5-b5b5b153447a>>url:https://app.datacake.de/dashboard/d/58844a26-378d-4c5a-aaf5-b5b5b153447a]] 51 51 ))) 52 52 53 53 57 +(% aria-label="1653267211009-519.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:1653267211009-519.png||data-widget="image" height="419" width="724"]](% 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" %) 58 + 59 + 54 54 == 1.2 Specifications == 55 55 56 56 ... ... @@ -135,7 +135,7 @@ 135 135 136 136 The following diagram shows the V1.2 hardware version. 137 137 138 -[[image:image-2024092 8101253-2.jpeg||height="542" width="542"]]144 +[[image:image-20240925161141-1.jpeg||height="412" width="405"]] 139 139 140 140 [[image:image-20240925161157-2.jpeg||height="367" width="545"]] 141 141 ... ... @@ -179,10 +179,10 @@ 179 179 180 180 Here shows an example for how to join the TTN V3 Network. Below is the network structure, we use [[LG308>>url:http://www.dragino.com/products/lora-lorawan-gateway/item/140-lg308.html]] as LoRaWAN gateway here. 181 181 182 -[[image:image-20240928102637-3.png||height="522" width="917"]] 183 183 184 -(% 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"]] 189 +(% aria-label="1653268155545-638.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:1653268155545-638.png||data-widget="image" height="334" width="724"]](% 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" %) 185 185 191 + 186 186 ((( 187 187 ((( 188 188 The RS485-LN in this example connected to two RS485 devices for demonstration, user can connect to other RS485 devices via the same method. The connection is as below: ... ... @@ -565,74 +565,30 @@ 565 565 === 3.3.7 Uplink on Interrupt === 566 566 567 567 568 - 569 569 RS485-LN support external Interrupt uplink since hardware v1.2 release. 570 570 571 571 (% 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"]] 572 572 578 +(% title="Click and drag to resize" %)(%%)When there is a high voltage (3.3v and above, the maximum is 24V, but not more than 12v is recommended) on (% style="color:blue" %)**INT**(%%) pin. At this point, an interrupt is triggered and the Device will send an uplink packet. 573 573 574 -==== 3.3.7.1 Set Interrupt Mode ==== 575 - 576 - 577 -Before using the interrupt function of the **INT** pin, users can set the interrupt triggering mode as required. 578 - 579 -(% style="color:blue" %)**AT command:** 580 - 581 -* (% style="color:#037691" %)**AT+INTMOD **(%%) ~/~/ Set the trigger interrupt mode 582 - 583 -* (% style="color:#037691" %)**AT+INTMOD=0 **(%%) ~/~/ Disable Interrupt 584 - 585 -* (% style="color:#037691" %)**AT+INTMOD=1 **(%%) ~/~/ Trigger by rising and falling edge 586 - 587 -* (% style="color:#037691" %)**AT+INTMOD=2 **(%%) ~/~/ Trigger by falling edge **(default)** 588 - 589 -* (% style="color:#037691" %)**AT+INTMOD=3 **(%%) ~/~/ Trigger by rising edge 590 - 591 -(% style="color:blue" %)**Downlink Commands: **(% style="color:#037691" %)**0x06** 592 - 593 -Format: Command Code (0x06) followed by 3 bytes. 594 - 595 -Example1: Downlink Payload: **06 00 00 01 **~/~/ AT+INTMOD=1 596 - 597 -Example2: Downlink Payload: **06 00 00 03 **~/~/AT+INTMOD=3 598 - 599 - 600 -==== 3.3.7.2 Practical application ==== 601 - 602 - 603 -The following uses the default interrupt triggering mode (% style="color:blue" %)**(AT+INTMOD=2)**(%%) as an example to show the interrupt function of (% style="color:blue" %)**INT**(%%): 604 - 605 -When a high voltage is given to the INT pin and then the level of the (% style="color:blue" %)**INT**(%%) pin changes from high to low, the interrupt is triggered by a falling edge and the RS485-LN sends an uplink data. 606 - 607 -(% style="color:red" %)**Note: The level that triggers the interrupt ranges from 3.3V to 24V. Generally, it is recommended to use less than 12V.** 608 - 609 609 **Example:** 610 610 611 611 * Use a dry contact to connect the (% style="color:blue" %)**INT**(%%) pin and (% style="color:blue" %)**VIN+**(%%) pin of the RS485-LN. 612 612 613 -When the dry contact is closed, INT and VIN+ conduct and INT is high.584 +When the dry contact is closed, INT and VIN+ conduct, and INT goes high, which triggers an interrupt, and the node sends an uplink data. 614 614 615 - Disconnectingthedry contact, the level of the INT pin changes from high to low, triggering an interrupt (triggered alongthefallingedge), and the RS485-LNsends an uplinkdata.586 +[[image:image-20240925164510-3.jpeg||height="414" width="656"]] 616 616 617 -[[image:image-20240925174124-5.jpeg||height="439" width="703"]] 618 - 619 619 * Use a regulated power supply or a wet contact to connect the 485-LN to trigger the interruption.(This section uses a regulated power supply as an example.) 620 620 621 621 The positive pole of the stabilized power supply is connected to the (% style="color:blue" %)**INT**(%%) pin of RS485-LN, and the negative pole of the stabilized power supply is connected to the (% style="color:blue" %)**VIN-**(%%) pin of RS485-LN. 622 622 623 -When the regulated power supply is operating, a high voltageis givento the INT pin andthe INT levelis high. Whenheegulatedpower supplyisturnedoff,thelevelof theINTpinchanges from592 +When the regulated power supply is turned on, given a high voltage to the INT pin, an interrupt will be triggered and the device will send an uplink data. 624 624 625 -high to low, at which time an interrupt is triggered (triggered along the falling edge), and the device will send an uplink data. 626 626 627 -[[image:image-20240925173243-4.jpeg||height="404" width="900"]] 628 628 629 -* Example of interrupt data in TTN. 630 630 631 -The first byte of the payload of the interrupted packet is (% style="color:blue" %)**0x81**(%%). 632 632 633 -[[image:image-20240925181010-1.png||height="348" width="953"]] 634 - 635 - 636 636 == 3.4 Uplink Payload == 637 637 638 638
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