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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... ... @@ -30,7 +30,6 @@ 30 30 31 31 = 1.Introduction = 32 32 33 - 34 34 == 1.1 What is RS485-LN RS485 to LoRaWAN Converter == 35 35 36 36 ((( ... ... @@ -82,15 +82,11 @@ 82 82 ** Idle: 32mA@12v 83 83 ** 20dB Transmit: 65mA@12v 84 84 85 - 86 - 87 87 (% style="color:#037691" %)**Interface for Model:** 88 88 89 89 * RS485 90 90 * Power Input 7~~ 24V DC. 91 91 92 - 93 - 94 94 (% style="color:#037691" %)**LoRa Spec:** 95 95 96 96 * Frequency Range: ... ... @@ -112,9 +112,6 @@ 112 112 * Automatic RF Sense and CAD with ultra-fast AFC. 113 113 * Packet engine up to 256 bytes with CRC 114 114 115 - 116 - 117 - 118 118 == 1.3 Features == 119 119 120 120 ... ... @@ -127,9 +127,6 @@ 127 127 * Support Modbus protocol 128 128 * Support Interrupt uplink (Since hardware version v1.2) 129 129 130 - 131 - 132 - 133 133 == 1.4 Applications == 134 134 135 135 ... ... @@ -140,9 +140,6 @@ 140 140 * Smart Cities 141 141 * Smart Factory 142 142 143 - 144 - 145 - 146 146 == 1.5 Firmware Change log == 147 147 148 148 ... ... @@ -189,7 +189,6 @@ 189 189 190 190 = 3. Operation Mode = 191 191 192 - 193 193 == 3.1 How it works? == 194 194 195 195 ... ... @@ -207,7 +207,6 @@ 207 207 208 208 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. 209 209 210 - 211 211 (% 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" %) 212 212 213 213 ... ... @@ -218,8 +218,6 @@ 218 218 219 219 ((( 220 220 485A+ and 485B- of the sensor are connected to RS485A and RA485B of RS485-LN respectively. 221 - 222 - 223 223 ))) 224 224 225 225 (% aria-label="1653268227651-549.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:1653268227651-549.png||data-widget="image" height="592" width="720"]](% 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" %) ... ... @@ -246,8 +246,6 @@ 246 246 ((( 247 247 ((( 248 248 User can enter this key in their LoRaWAN Server portal. Below is TTN V3 screen shot: 249 - 250 - 251 251 ))) 252 252 253 253 ((( ... ... @@ -261,11 +261,8 @@ 261 261 262 262 (% aria-label="image-20220519174512-3.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220519174512-3.png||data-widget="image" height="556" 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" %) 263 263 264 -(% aria-label="image-20220519174512-4.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220519174512-4.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"]] 244 +(% aria-label="image-20220519174512-4.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220519174512-4.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" %) 265 265 266 - 267 -(% title="Click and drag to resize" %) 268 - 269 269 You can also choose to create the device manually. 270 270 271 271 (% aria-label="1652953542269-423.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:1652953542269-423.png||data-widget="image" height="710" width="723"]](% 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" %) ... ... @@ -277,11 +277,8 @@ 277 277 (% aria-label="1652953553383-907.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:1652953553383-907.png||data-widget="image" height="514" 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" %) 278 278 279 279 280 - 281 281 ((( 282 282 (% style="color:blue" %)**Step 2**(%%): Power on RS485-LN and it will auto join to the TTN V3 network. After join success, it will start to upload message to TTN V3 and user can see in the panel. 283 - 284 - 285 285 ))) 286 286 287 287 (% aria-label="1652953568895-172.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:1652953568895-172.png||data-widget="image" height="232" 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" %) ... ... @@ -295,8 +295,6 @@ 295 295 ((( 296 296 ((( 297 297 There are plenty of RS485 devices in the market and each device has different command to read the valid data. To support these devices in flexible, RS485-LN supports flexible command set. User can use [[AT Commands>>||anchor="H3.5ConfigureRS485-LNviaATorDownlink"]] or LoRaWAN Downlink Command to configure what commands RS485-LN should send for each sampling and how to handle the return from RS485 devices. 298 - 299 - 300 300 ))) 301 301 ))) 302 302 ... ... @@ -315,7 +315,6 @@ 315 315 316 316 To use RS485-LN to read data from RS485 sensors, connect the RS485-LN A/B traces to the sensors. And user need to make sure RS485-LN use the match UART setting to access the sensors. The related commands for UART settings are: 317 317 318 - 319 319 (% border="1" cellspacing="10" style="background-color:#ffffcc; color:green; width:510px" %) 320 320 |=(% style="width: 110px;" %)((( 321 321 **AT Commands** ... ... @@ -374,9 +374,6 @@ 374 374 ))) 375 375 ))) 376 376 377 - 378 - 379 - 380 380 === 3.3.2 Configure sensors === 381 381 382 382 ... ... @@ -404,9 +404,6 @@ 404 404 ))) 405 405 )))|(% style="width:190px" %)AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,m 406 406 407 - 408 - 409 - 410 410 === 3.3.3 Configure read commands for each sampling === 411 411 412 412 ... ... @@ -422,7 +422,6 @@ 422 422 423 423 (% style="color:#037691" %)**Each RS485 commands include two parts:** 424 424 425 - 426 426 ~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. 427 427 428 428 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. ... ... @@ -462,10 +462,8 @@ 462 462 * **c: define the position for valid value. ** 463 463 ))) 464 464 465 - 466 466 **Examples:** 467 467 468 - 469 469 * (% style="color:#037691" %)**Grab bytes** 470 470 471 471 (% 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" %) ... ... @@ -506,13 +506,15 @@ 506 506 ))) 507 507 508 508 ((( 509 -Final Payload is (% style="color:#4f81bd" %)**Battery Info+PAYVER + VALID Value from RETURN1 + Valid Value from RETURN2 + … + RETURNx**471 +Final Payload is 510 510 ))) 511 511 512 512 ((( 513 -Where PAYVER is defined by AT+PAYVER, below is an example screen shot. 475 +(% style="color:#4f81bd" %)**Battery Info+PAYVER + VALID Value from RETURN1 + Valid Value from RETURN2 + … + RETURNx** 476 +))) 514 514 515 - 478 +((( 479 +Where PAYVER is defined by AT+PAYVER, below is an example screen shot. 516 516 ))) 517 517 518 518 (% 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" %) ... ... @@ -523,16 +523,16 @@ 523 523 524 524 Compose the uplink payload with value returns in sequence and send with (% style="color:red" %)**Multiply UPLINKs**. 525 525 526 -Final Payload is (% style="color:#4f81bd" %)**Battery Info+PAYVER + PAYLOAD COUNT + PAYLOAD# + DATA**490 +Final Payload is 527 527 492 +(% style="color:#4f81bd" %)**Battery Info+PAYVER + PAYLOAD COUNT + PAYLOAD# + DATA** 528 528 494 + 529 529 1. PAYVER: Defined by AT+PAYVER 530 530 1. PAYLOAD COUNT: Total how many uplinks of this sampling. 531 531 1. PAYLOAD#: Number of this uplink. (from 0,1,2,3…,to PAYLOAD COUNT) 532 532 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 533 533 534 - 535 - 536 536 (% 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" %) 537 537 538 538 ... ... @@ -547,7 +547,6 @@ 547 547 548 548 (% 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:** 549 549 550 - 551 551 ~* For AU915/AS923 bands, if UplinkDwell time=0, max 51 bytes for each uplink. 552 552 553 553 * For AU915/AS923 bands, if UplinkDwell time=0, max 11 bytes for each uplink. ... ... @@ -563,23 +563,17 @@ 563 563 564 564 (% style="color:#4f81bd" %)**If the data is empty, return to the display(Since v1.4.0)** 565 565 566 -1 **(% 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**.529 +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. 567 567 568 - 569 569 [[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"]] 570 570 533 +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. 571 571 572 - 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 - 576 576 [[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"]] 577 577 578 578 579 - 580 580 Below are the uplink payloads: 581 581 582 - 583 583 (% 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" %) 584 584 585 585 ... ... @@ -589,11 +589,11 @@ 589 589 590 590 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. 591 591 592 - **(% style="color:blue" %)Downlink control command:**549 +Downlink control command: 593 593 594 -** (% style="color:#4472C4" %)0x08 command**(%%): Poll an uplink with current command set in RS485-LN.551 +**0x08 command**: Poll an uplink with current command set in RS485-LN. 595 595 596 -** (% style="color:#4472C4" %)0xA8 command**(%%): Send a command to RS485-LN and uplink the output from sensors.553 +**0xA8 command**: Send a command to RS485-LN and uplink the output from sensors. 597 597 598 598 599 599 ... ... @@ -602,7 +602,6 @@ 602 602 603 603 RS485-LN support external Interrupt uplink since hardware v1.2 release. 604 604 605 - 606 606 (% 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" %) 607 607 608 608 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. ... ... @@ -612,10 +612,8 @@ 612 612 == 3.4 Uplink Payload == 613 613 614 614 615 -(% 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"]] 571 +(% 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" %) 616 616 617 -(% title="Click and drag to resize" %) 618 - 619 619 Below is the decoder for the first 3 bytes. The rest bytes are dynamic depends on different RS485 sensors. 620 620 621 621 ... ... @@ -1288,6 +1288,7 @@ 1288 1288 1289 1289 [[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LSN50%20%26%20LSN50-V2%20-%20LoRaWAN%20Sensor%20Node%20User%20Manual/WebHome/image-20220823173929-8.png?width=1205&height=76&rev=1.1||alt="image-20220823173929-8.png"]] 1290 1290 1245 +(% class="wikigeneratedid" %) 1291 1291 ==== ==== 1292 1292 1293 1293 ==== (% style="color:blue" %)** Monitor RS485 communication of other devices**(%%) ==== ... ... @@ -1299,7 +1299,7 @@ 1299 1299 1300 1300 **~ AT+RXMODE=1,10** ~/~/ When the RS485-LN receives more than 10 bytes from the RS485, it immediately sends the uplink of the received data. 1301 1301 1302 -**~ AT+RXMODE=2,500 1257 +**~ AT+RXMODE=2,500 ** ~/~/RS485-LN uploads data as uplink from the first byte received by RS485 to the data received within 500ms after that. 1303 1303 1304 1304 **AT+RXMODE=0,0 ** ~/~/Disable this mode (default) 1305 1305 ... ... @@ -1308,7 +1308,7 @@ 1308 1308 (% style="color:#037691" %)**Downlink Payload:** 1309 1309 ))) 1310 1310 1311 -**A6 aa bb bb 1266 +**A6 aa bb bb ** ~/~/same as AT+RXMODE=aa,bb 1312 1312 1313 1313 [[image:image-20220824144240-1.png]] 1314 1314 ... ... @@ -1563,7 +1563,7 @@ 1563 1563 ))) 1564 1564 1565 1565 ((( 1566 -(% style="color:blue" %)**Step2**(%%)**:** Download the [[LT Image files>>url:https://www.dro pbox.com/sh/g99v0fxcltn9r1y/AACP33wo_ZQLsxW2MJ70oUoba/RS485-LN/Firmware?dl=0&subfolder_nav_tracking=1]].1521 +(% style="color:blue" %)**Step2**(%%)**:** Download the [[LT Image files>>url:https://www.dragino.com/downloads/index.php?dir=RS485-LN/Firmware/]]. 1567 1567 ))) 1568 1568 1569 1569 (((