Changes for page RS485-LN – RS485 to LoRaWAN Converter User Manual
Last modified by Bei Jinggeng on 2025/01/10 15:06
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... ... @@ -135,16 +135,6 @@ 135 135 v1.0: Release 136 136 ))) 137 137 138 - 139 -== 1.7 Pin Definitions == 140 - 141 - 142 -The following diagram shows the V1.2 hardware version. 143 - 144 -[[image:image-20240925161141-1.jpeg||height="412" width="405"]] 145 - 146 -[[image:image-20240925161157-2.jpeg||height="367" width="545"]] 147 - 148 148 149 149 ))) 150 150 ))) ... ... @@ -573,28 +573,11 @@ 573 573 574 574 RS485-LN support external Interrupt uplink since hardware v1.2 release. 575 575 576 -(% 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"]] 566 +(% 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" %) 577 577 578 - (%title="Clickanddragto resize"%)(%%)When there is a high voltage (3.3vand above, the maximumis24V, but not more than 12vis recommended) on(% style="color:blue" %)**INT**(%%)pin.At this point, an interrupt is triggered and theDevice will send an uplink packet.568 +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. 579 579 580 -**Example:** 581 581 582 -* Use a dry contact to connect the (% style="color:blue" %)**INT**(%%) pin and (% style="color:blue" %)**VIN+**(%%) pin of the RS485-LN. 583 - 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. 585 - 586 -[[image:image-20240925164510-3.jpeg||height="414" width="656"]] 587 - 588 -* 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.) 589 - 590 -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. 591 - 592 -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. 593 - 594 - 595 - 596 - 597 - 598 598 == 3.4 Uplink Payload == 599 599 600 600
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