Last modified by Bei Jinggeng on 2025/01/16 11:36
<
From version < 119.1 >
edited by Mengting Qiu
on 2024/09/25 16:10
To version < 90.1 >
edited by Bei Jinggeng
on 2022/11/30 10:43
>
Change comment: Uploaded new attachment "image-20221130104310-10.png", version {1}

Summary

Details

Page properties
Author
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1 -XWiki.ting
1 +XWiki.Bei
Content
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28 28  
29 29  
30 30  
31 -= 1. Introduction =
31 += 1.Introduction =
32 32  
33 +
33 33  == 1.1 What is RS485-LN RS485 to LoRaWAN Converter ==
34 34  
35 35  
... ... @@ -38,7 +38,7 @@
38 38  )))
39 39  
40 40  (((
41 -RS485-LN allows user to (% style="color:blue" %)**monitor / control RS485 devices**(%%) and reach extremely long ranges. It provides ultra-long range spread spectrum communication and high interference immunity whilst minimizing current consumption. It targets professional wireless sensor network applications such as irrigation systems, smart metering, smart cities, building automation, and so on.
42 +RS485-LN allows user to (% style="color:blue" %)**monitor / control RS485 devices**(%%) and reach extremely long ranges. It provides ultra-long range spread spectrum communication and high interference immunity whilst minimizing current consumption. It targets professional wireless sensor network applications such as irrigation systems, smart metering, smart cities, smartphone detection, building automation, and so on.
42 42  )))
43 43  
44 44  (((
... ... @@ -57,6 +57,7 @@
57 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 58  
59 59  
61 +
60 60  == 1.2 Specifications ==
61 61  
62 62  
... ... @@ -94,6 +94,8 @@
94 94  * Automatic RF Sense and CAD with ultra-fast AFC.
95 95  * Packet engine up to 256 bytes with CRC
96 96  
99 +
100 +
97 97  == 1.3 Features ==
98 98  
99 99  
... ... @@ -106,6 +106,8 @@
106 106  * Support Modbus protocol
107 107  * Support Interrupt uplink (Since hardware version v1.2)
108 108  
113 +
114 +
109 109  == 1.4 Applications ==
110 110  
111 111  
... ... @@ -116,6 +116,8 @@
116 116  * Smart Cities
117 117  * Smart Factory
118 118  
125 +
126 +
119 119  == 1.5 Firmware Change log ==
120 120  
121 121  
... ... @@ -122,6 +122,7 @@
122 122  [[RS485-LN Image files – Download link and Change log>>url:http://www.dragino.com/downloads/index.php?dir=RS485-LN/]]
123 123  
124 124  
133 +
125 125  == 1.6 Hardware Change log ==
126 126  
127 127  
... ... @@ -136,7 +136,7 @@
136 136  )))
137 137  
138 138  
139 -== 1.7 Pin definition ==
148 +
140 140  )))
141 141  )))
142 142  
... ... @@ -155,11 +155,13 @@
155 155  
156 156  (% aria-label="1653268091319-405.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:1653268091319-405.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" %)​
157 157  
167 +
158 158  
159 159  )))
160 160  
161 161  = 3. Operation Mode =
162 162  
173 +
163 163  == 3.1 How it works? ==
164 164  
165 165  
... ... @@ -168,6 +168,7 @@
168 168  The RS485-LN is configured as LoRaWAN OTAA Class C mode by default. It has OTAA keys to join network. To connect a local LoRaWAN network, user just need to input the OTAA keys in the network server and power on the RS485-LN. It will auto join the network via OTAA.
169 169  )))
170 170  
182 +
171 171  
172 172  )))
173 173  
... ... @@ -209,7 +209,7 @@
209 209  )))
210 210  )))
211 211  
212 -(% 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"]][[image:image-20230425175410-2.png]](% title="Click and drag to resize" %)​
224 +(% aria-label="1652953462722-299.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:1652953462722-299.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" %)​
213 213  
214 214  
215 215  (((
... ... @@ -246,6 +246,7 @@
246 246  (% 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" %)​
247 247  
248 248  
261 +
249 249  (((
250 250  (% 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.
251 251  
... ... @@ -255,87 +255,81 @@
255 255  (% 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" %)​
256 256  
257 257  
258 -== 3.3 Configure Device to Read RS485 Sensors ==
259 259  
272 +== 3.3 Configure Commands to read data ==
260 260  
261 -There are plenty of RS485 and TTL level devices in the market and each device has different commands to read the valid data. To support these devices in most flexible, RS485-LN supports flexible command set. User can use [[Dragino RS485 Tool>>url:https://www.dropbox.com/sh/us9qecn39fwt8n1/AABREdqUCzEmJMRrfuWuXasoa?dl=0]],  [[AT Commands or LoRaWAN Downlink>>url:http://wiki.dragino.com/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/RS485-LB_Waterproof_RS485UART_to_LoRaWAN_Converter/#H3.5ConfigureRS485-LBviaATorDownlink]] Command to configure how RS485-LN should read the sensor and how to handle the return from RS485 or TTL sensors.
262 262  
263 -
264 264  (((
265 265  (((
266 266  (((
278 +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.
279 +
280 +
281 +)))
282 +)))
283 +
284 +(((
285 +(((
267 267  (% style="color:red" %)**Note: below description and commands are for firmware version >v1.1, if you have firmware version v1.0. Please check the [[user manual v1.0>>url:http://www.dragino.com/downloads/index.php?dir=RS485-LN/&file=RS485-LN_UserManual_v1.0.1.pdf]] or upgrade the firmware to v1.1**
268 268  )))
269 269  
270 270  
271 -=== 3.3.1 Method 1 ~-~- via RS485 Configure Tool ===
272 -
273 -
274 -Use the RS485 Configure tool is the recommand method. Please see the instruction of how to use the tool:
275 -
276 -* **[[RS485 Configure Tool Instruction>>url:http://wiki.dragino.com/xwiki/bin/view/Main/RS485_Configure_Tool/]]**
277 -
278 -[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/RS485-LB_Waterproof_RS485UART_to_LoRaWAN_Converter/WebHome/image-20231127144411-1.png?width=494&height=368&rev=1.1||alt="image-20231127144411-1.png" height="368" width="494"]]
279 -
280 -
281 -=== 3.3.2  Method 2 ~-~- via AT Commands ===
290 +
282 282  )))
283 283  )))
284 284  
285 -==== 3.3.2.1 Configure UART settings for RS485 communication ====
294 +=== 3.3.1 Configure UART settings for RS485 or TTL communication ===
286 286  
287 287  
288 -To use RS485-LN to read data from RS485 sensors, connect the RS485-LN A/B traces to the sensors. The related commands for UART settings are:
297 +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:
289 289  
290 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
291 -|=(% style="width: 126px; background-color:#4F81BD;color:white" %)(((
299 +
300 +(% border="1" cellspacing="5" style="background-color:#ffffcc; color:green; width:510px" %)
301 +|=(% style="width: 110px;" %)(((
292 292  **AT Commands**
293 -)))|=(% style="width: 187px; background-color:#4F81BD;color:white" %)(((
303 +)))|=(% style="width: 210px;" %)(((
294 294  **Description**
295 -)))|=(% style="width: 197px;background-color:#4F81BD;color:white" %)(((
305 +)))|=(% style="width: 190px;" %)(((
296 296  **Example**
297 297  )))
298 -|(% style="width:126px" %)(((
299 -
300 -
301 -(((
308 +|(% style="width:110px" %)(((
302 302  AT+BAUDR
303 -)))
304 -)))|(% style="width:177px" %)(((
310 +)))|(% style="width:190px" %)(((
305 305  Set the baud rate (for RS485 connection). Default Value is: 9600.
306 -)))|(% style="width:193px" %)(((
312 +)))|(% style="width:190px" %)(((
307 307  (((
308 308  AT+BAUDR=9600
309 309  )))
310 310  
311 311  (((
312 -Options: (1200,2400,4800,
313 -14400,19200,115200)
318 +Options: (1200,2400,4800,14400,19200,115200)
314 314  )))
315 315  )))
316 -|(% style="width:126px" %)(((
321 +|(% style="width:110px" %)(((
317 317  AT+PARITY
318 -)))|(% style="width:177px" %)(((
323 +)))|(% style="width:190px" %)(((
319 319  Set UART parity (for RS485 connection)
320 -)))|(% style="width:193px" %)(((
325 +)))|(% style="width:190px" %)(((
321 321  (((
322 322  AT+PARITY=0
323 323  )))
324 324  
325 325  (((
326 -Option: 0: no parity,
327 -1: odd parity,
328 -2: even parity
331 +Option: 0: no parity, 1: odd parity, 2: even parity
329 329  )))
330 330  )))
331 -|(% style="width:126px" %)(((
334 +|(% style="width:110px" %)(((
332 332  AT+STOPBIT
333 -)))|(% style="width:177px" %)(((
336 +)))|(% style="width:190px" %)(((
334 334  (((
335 335  Set serial stopbit (for RS485 connection)
336 336  )))
337 -)))|(% style="width:193px" %)(((
340 +
338 338  (((
342 +
343 +)))
344 +)))|(% style="width:190px" %)(((
345 +(((
339 339  AT+STOPBIT=0 for 1bit
340 340  )))
341 341  
... ... @@ -348,16 +348,22 @@
348 348  )))
349 349  )))
350 350  
351 -=== 3.3.3 Configure sensors ===
352 352  
353 353  
360 +=== 3.3.2 Configure sensors ===
361 +
362 +
354 354  (((
364 +(((
355 355  Some sensors might need to configure before normal operation. User can configure such sensor via PC and RS485 adapter or through RS485-LN AT Commands (% style="color:#4f81bd" %)**AT+CFGDEV**(%%). Each (% style="color:#4f81bd" %)**AT+CFGDEV **(%%)equals to send a RS485 command to sensors. This command will only run when user input it and won't run during each sampling.
366 +
367 +
356 356  )))
369 +)))
357 357  
358 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
359 -|=(% style="width: 122px; background-color:#4F81BD;color:white" %)**AT Commands**|=(% style="width: 198px; background-color:#4F81BD;color:white" %)**Description**|=(% style="width: 190px;background-color:#4F81BD;color:white" %)**Example**
360 -|(% style="width:122px" %)AT+CFGDEV|(% style="width:196px" %)(((
371 +(% border="1" cellspacing="5" style="background-color:#ffffcc; color:green; width:510px" %)
372 +|=(% style="width: 110px;" %)**AT Commands**|=(% style="width: 210px;" %)**Description**|=(% style="width: 190px;" %)**Example**
373 +|AT+CFGDEV|(% style="width:110px" %)(((
361 361  (((
362 362  This command is used to configure the RS485/TTL devices; they won’t be used during sampling.
363 363  )))
... ... @@ -371,9 +371,11 @@
371 371  )))
372 372  )))|(% style="width:190px" %)AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,m
373 373  
374 -=== 3.3.4 Configure read commands for each sampling ===
375 375  
376 376  
389 +=== 3.3.3 Configure read commands for each sampling ===
390 +
391 +
377 377  (((
378 378  During each sampling, we need confirm what commands we need to send to the RS485 sensors to read data. After the RS485 sensors send back the value, it normally include some bytes and we only need a few from them for a shorten payload.
379 379  
... ... @@ -401,7 +401,7 @@
401 401  
402 402  (% style="color:#037691" %)**AT+COMMANDx **(%%)**: **This command will be sent to RS485 devices during each sampling, Max command length is 14 bytes. The grammar is:
403 403  
404 -(% border="1" style="background-color:#f2f2f2; width:499px" %)
419 +(% border="1" style="background-color:#4bacc6; color:white; width:499px" %)
405 405  |(% style="width:496px" %)(((
406 406  **AT+COMMANDx=xx xx xx xx xx xx xx xx xx xx xx xx,m**
407 407  
... ... @@ -415,23 +415,9 @@
415 415  In the RS485-LN, we should use this command AT+COMMAND1=01 03 0B B8 00 02,1 for the same.
416 416  
417 417  
418 -If a single command exceeds 14 bytes, you can use the command splicing function.
419 -
420 -When AT+CMDDLx=1, the commands of AT+COMMANDx and AT+COMMAND(x+1) will be merged.
421 -
422 -
423 -**Examples:** To send 00 01 02 03 04 05 06 07 08 09 0A 0B 0C 0D 0E 0F data it should be configured:
424 -
425 - AT+COMMAND1=00 01 02 03 04 05 06 07 08 09 0A 0B 0C 0D,0
426 -
427 - AT+COMMAND1=1
428 -
429 - AT+COMMAND2=0E 0F,0
430 -
431 -
432 432  (% style="color:#037691" %)**AT+DATACUTx **(%%)**: **This command defines how to handle the return from AT+COMMANDx, max return length is 100 bytes.
433 433  
434 -(% border="1" style="background-color:#f2f2f2; width:510px" %)
435 +(% border="1" style="background-color:#4bacc6; color:white; width:510px" %)
435 435  |(% style="width:510px" %)(((
436 436  **AT+DATACUTx=a,b,c**
437 437  
... ... @@ -459,10 +459,11 @@
459 459  
460 460  (% aria-label="image-20220602153621-3.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220602153621-3.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" %)​
461 461  
463 +
462 462  
463 463  )))
464 464  
465 -=== 3.3.5 Compose the uplink payload ===
467 +=== 3.3.4 Compose the uplink payload ===
466 466  
467 467  
468 468  (((
... ... @@ -547,9 +547,10 @@
547 547  (% 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" %)​
548 548  
549 549  
550 -=== 3.3.6 Uplink on demand ===
551 551  
553 +=== 3.3.5 Uplink on demand ===
552 552  
555 +
553 553  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.
554 554  
555 555  (% style="color:blue" %)**Downlink control command:**
... ... @@ -559,26 +559,29 @@
559 559  (% style="color:#4472c4" %)** 0xA8 command**(%%): Send a command to RS485-LN and uplink the output from sensors.
560 560  
561 561  
562 -=== 3.3.7 Uplink on Interrupt ===
563 563  
566 +=== 3.3.6 Uplink on Interrupt ===
564 564  
568 +
565 565  RS485-LN support external Interrupt uplink since hardware v1.2 release.
566 566  
571 +
567 567  (% 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" %)​
568 568  
569 569  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.
570 570  
571 571  
577 +
572 572  == 3.4 Uplink Payload ==
573 573  
574 574  
575 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
576 -|(% style="background-color:#4f81bd; color:white; width:70px" %)(((
577 -**Size(bytes)**
578 -)))|(% style="background-color:#4f81bd; color:white; width:80px" %)**1**|(% style="background-color:#4f81bd; color:white; width:360px" %)(((
579 -**Length depends on the return from the commands**
581 +(% border="1" cellspacing="5" style="background-color:#ffffcc; color:green; width:500px" %)
582 +|=(% scope="row" style="width: 60px;" %)(((
583 +Size(bytes)
584 +)))|(% style="width:80px" %)1|(% style="width:360px" %)(((
585 +Length depends on the return from the commands
580 580  )))
581 -|(% style="width:90px" %)(((
587 +|=(% style="width: 90px;" %)(((
582 582  Value
583 583  )))|(% style="width:114px" %)(((
584 584  PAYLOAD_VER
... ... @@ -590,9 +590,14 @@
590 590  provided in the LoRaWAN server.
591 591  )))
592 592  
593 -(% 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"]](%%)Below is the decoder for the first 3 bytes. The rest bytes are dynamic depends on different RS485 sensors.
599 +(% 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"]]
594 594  
601 +(% title="Click and drag to resize" %)​
595 595  
603 +Below is the decoder for the first 3 bytes. The rest bytes are dynamic depends on different RS485 sensors.
604 +
605 +
606 +
596 596  == 3.5 Configure RS485-LN via AT or Downlink ==
597 597  
598 598  
... ... @@ -617,6 +617,7 @@
617 617  )))
618 618  
619 619  
631 +
620 620  === 3.5.1 Common Commands ===
621 621  
622 622  
... ... @@ -623,6 +623,7 @@
623 623  They should be available for each of Dragino Sensors, such as: change uplink interval, reset device. For firmware v1.3, user can find what common commands it supports: [[End Device AT Commands and Downlink Command>>doc:Main.End Device AT Commands and Downlink Command.WebHome]]
624 624  
625 625  
638 +
626 626  === 3.5.2 Downlink Response(Since firmware v1.4) ===
627 627  
628 628  
... ... @@ -636,10 +636,12 @@
636 636  The first byte of this package represents whether the configuration is successful, 00 represents failure, 01 represents success. Except for the first byte, the other is the previous downlink. (All commands except A8 type commands are applicable)
637 637  
638 638  
652 +
639 639  === 3.5.3 Sensor related commands ===
640 640  
641 641  
642 642  
657 +
643 643  ==== (% style="color:blue" %)**RS485 Debug Command**(%%) ====
644 644  
645 645  
... ... @@ -737,21 +737,32 @@
737 737  )))
738 738  
739 739  (((
740 -(% style="color:blue" %)**Example 2:**  (%%)
755 +(% style="color:blue" %)**Example 2:**  (%%) ~-~-> Configure with requesting uplink and original downlink command (**YY=FF**)
741 741  )))
742 742  
743 743  (((
744 -Check TTL Sensor return:
759 +User in IoT server send a downlink command: (% style="color:#4f81bd" %)**A8 01 06 0A 08 00 04 00 01 YY**
745 745  )))
746 746  
747 747  (((
763 +
764 +)))
765 +
748 748  (((
749 -[[image:http://8.211.40.43/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/test/WebHome/1654132684752-193.png?rev=1.1||alt="1654132684752-193.png"]](% title="Click and drag to resize" %)​
767 +(((
768 +RS485-LN got this downlink command and send (% style="color:#4f81bd" %)**0A 08 00 04 00 01 **(%%)to Modbus network. One of the RS485 sensor in the network send back Modbus reply **0A 08 00 04 00 00**. RS485-LN get this reply and combine with the original downlink command and uplink. The uplink message is:  **A8** (% style="color:#4f81bd" %)**0A 08 00 04 00  **(% style="color:red" %)**01 06** ** **(% style="color:green" %)**0A 08 00 04 00 00**
750 750  )))
770 +
771 +
751 751  )))
752 752  
774 +(((
775 + (% aria-label="1654159460680-153.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:1654159460680-153.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" %)​
776 +)))
753 753  
754 754  
779 +
780 +
755 755  ==== (% style="color:blue" %)**Set Payload version**(%%) ====
756 756  
757 757  
... ... @@ -794,6 +794,7 @@
794 794  
795 795  
796 796  
823 +
797 797  ==== (% style="color:blue" %)**Set RS485 Sampling Commands**(%%) ====
798 798  
799 799  
... ... @@ -878,6 +878,7 @@
878 878  
879 879  
880 880  
908 +
881 881  ==== (% style="color:blue" %)**Fast command to handle MODBUS device**(%%) ====
882 882  
883 883  
... ... @@ -919,11 +919,7 @@
919 919  
920 920  (% aria-label="image-20220602165351-7.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220602165351-7.png||data-widget="image"]](% title="Click and drag to resize" %)​
921 921  
922 -* (((
923 -(% style="color:#037691" %)**Downlink Command:**
924 -)))
925 925  
926 -**~ (% style="color:#4472c4" %)A9 aa(%%)** ~-~-> Same as AT+MBFUN=aa
927 927  
928 928  
929 929  ==== (% style="color:blue" %)**RS485 command timeout**(%%) ====
... ... @@ -962,7 +962,7 @@
962 962  )))
963 963  
964 964  (((
965 -(% style="color:#4472c4" %)** 0x AA aa bb cc**(%%) Same as: AT+CMDDLaa=hex (bb cc)
989 +(% style="color:#4472c4" %)** 0x AA aa bb cc**(%%) Same as: AT+CMDDLaa=hex(bb cc)*1000
966 966  )))
967 967  
968 968  (((
... ... @@ -972,11 +972,12 @@
972 972  )))
973 973  
974 974  (((
975 -**0xAA 01 03 E8**  ~-~-> Same as  **AT+CMDDL1=1000 ms**
999 +**0xAA 01 00 01**  ~-~-> Same as  **AT+CMDDL1=1000 ms**
976 976  )))
977 977  
978 978  
979 979  
1004 +
980 980  ==== (% style="color:blue" %)**Uplink payload mode**(%%) ====
981 981  
982 982  
... ... @@ -1014,8 +1014,6 @@
1014 1014  (% style="color:#4472c4" %)** 0xAD 01**  (%%) **~-~->** Same as AT+DATAUP=1  ~/~/Each uplink is sent to the server one after the other as it is segmented.
1015 1015  
1016 1016  
1017 -(Since firmware v1.4.0)
1018 -
1019 1019  * (((
1020 1020  (% style="color:#037691" %)** AT Command:**
1021 1021  )))
... ... @@ -1032,44 +1032,8 @@
1032 1032  Each uplink is sent to the server at 20-second intervals when segmented.
1033 1033  
1034 1034  
1035 -==== (% style="color:blue" %)**Cut data separation processing(Since Version 1.4.2)**(%%) ====
1036 1036  
1037 1037  
1038 -AT+NEWLINE command, which only takes effect when AT+DATAUP=1 or AT+DATAUP=1, timeout.
1039 -
1040 -When not set, each part of AT+DATAUP is sent according to the maximum number of bytes of DR.
1041 -
1042 -When setting, each part of AT+DATAUP is sent according to the value set by AT+NEWLINE.
1043 -
1044 -
1045 -* (((
1046 -(% style="color:#037691" %)** AT Command:**
1047 -)))
1048 -
1049 -(% style="color:#4472c4" %)//**AT+NEWLINE=ALL**//(%%)//   //The data cut out by each AT+COMMANDx command is sent separately as an uplink.
1050 -
1051 -(% style="color:#4472c4" %)//**AT+NEWLINE=ALL**//(%%)//   equal：  (% style="color:#4472c4" %)**AT+NEWLINE=1+2+3+4+5+6+7+8+9+10+11+12+13+14+15**//
1052 -
1053 -
1054 -(% style="color:#4472c4" %)//**AT+NEWLINE=a+b+c**//(%%)//  //The data returned by all commands is divided into three parts, COMMAND(1~~a) is the first part, COMMAND(a+1~~b) is the second part,COMMAND(b+1~~c) is the third part.
1055 -
1056 -
1057 -(% style="color:#4472c4" %)//**AT+NEWLINE=NULL**//(%%)//  //Turn off the functionality of this AT command.
1058 -
1059 -
1060 -* (((
1061 -(% style="color:#037691" %)** Downlink Payload:**
1062 -)))
1063 -
1064 -//AT+NEWLINE=ALL  ~-~-->  (% style="color:#4472c4" %)**0xAC 01**//
1065 -
1066 -// AT+NEWLINE= NULL  ~-~-->  (% style="color:#4472c4" %)**0xAC 00**//
1067 -
1068 -//AT+NEWLINE= a+b+c   ~-~-->  (% style="color:#4472c4" %)**0xAC number of bytes a b c**//
1069 -
1070 -//AT+NEWLINE= 1+5+15 ~-~-->  (% style="color:#4472c4" %)**0xAC 03 01 05 0F**//
1071 -
1072 -
1073 1073  ==== (% style="color:blue" %)**Manually trigger an Uplink**(%%) ====
1074 1074  
1075 1075  
... ... @@ -1099,6 +1099,7 @@
1099 1099  
1100 1100  
1101 1101  
1089 +
1102 1102  ==== (% style="color:blue" %)**Clear RS485 Command**(%%) ====
1103 1103  
1104 1104  
... ... @@ -1147,6 +1147,7 @@
1147 1147  
1148 1148  
1149 1149  
1138 +
1150 1150  ==== (% style="color:blue" %)**Set Serial Communication Parameters**(%%) ====
1151 1151  
1152 1152  
... ... @@ -1230,7 +1230,7 @@
1230 1230  
1231 1231  
1232 1232  
1233 -==== (% style="color:blue" %)**Encrypted payload(Since Version 1.4.0)**(%%) ====
1222 +==== (% style="color:blue" %)**Encrypted payload**(%%) ====
1234 1234  
1235 1235  (((
1236 1236  
... ... @@ -1246,9 +1246,10 @@
1246 1246  
1247 1247  
1248 1248  
1249 -==== (% style="color:blue" %)**Get sensor value(Since Version 1.4.0)**(%%) ====
1250 1250  
1239 +==== (% style="color:blue" %)**Get sensor value**(%%) ====
1251 1251  
1241 +
1252 1252  * (((
1253 1253  (% style="color:#037691" %)** AT Command:**
1254 1254  )))
... ... @@ -1259,9 +1259,10 @@
1259 1259  
1260 1260  
1261 1261  
1262 -==== (% style="color:blue" %)**Resets the downlink packet count(Since Version 1.4.0)**(%%) ====
1263 1263  
1253 +==== (% style="color:blue" %)**Resets the downlink packet count**(%%) ====
1264 1264  
1255 +
1265 1265  * (((
1266 1266  (% style="color:#037691" %)** AT Command:**
1267 1267  )))
... ... @@ -1272,9 +1272,10 @@
1272 1272  
1273 1273  
1274 1274  
1275 -==== (% style="color:blue" %)**When the limit bytes are exceeded, upload in batches(Since Version 1.4.0)**(%%) ====
1276 1276  
1267 +==== (% style="color:blue" %)**When the limit bytes are exceeded, upload in batches**(%%) ====
1277 1277  
1269 +
1278 1278  * (((
1279 1279  (% style="color:#037691" %)** AT Command:**
1280 1280  )))
... ... @@ -1292,9 +1292,10 @@
1292 1292  
1293 1293  
1294 1294  
1295 -==== (% style="color:blue" %)**Copy downlink to uplink (Since Version 1.4.0)**(%%) ====
1296 1296  
1288 +==== (% style="color:blue" %)** Copy downlink to uplink **(%%) ====
1297 1297  
1290 +
1298 1298  * (((
1299 1299  (% style="color:#037691" %)** AT Command:**
1300 1300  )))
... ... @@ -1316,9 +1316,10 @@
1316 1316  
1317 1317  
1318 1318  
1319 -==== (% style="color:blue" %)**Query version number and frequency band 、TDC(Since Version 1.4.0)**(%%) ====
1320 1320  
1313 +==== (% style="color:blue" %)**Query version number and frequency band 、TDC**(%%) ====
1321 1321  
1315 +
1322 1322  (((
1323 1323  * (% style="color:#037691" %)**Downlink Payload:**
1324 1324  
... ... @@ -1333,9 +1333,10 @@
1333 1333  
1334 1334  
1335 1335  
1336 -==== (% style="color:blue" %)** Monitor RS485 communication of other devices(Since Version 1.4.0)**(%%) ====
1337 1337  
1331 +==== (% style="color:blue" %)** Monitor RS485 communication of other devices**(%%) ====
1338 1338  
1333 +
1339 1339  * (((
1340 1340  (% style="color:#037691" %)** AT Command:**
1341 1341  )))
... ... @@ -1356,6 +1356,7 @@
1356 1356  [[image:image-20220824144240-1.png]]
1357 1357  
1358 1358  
1354 +
1359 1359  == 3.6 Listening mode for RS485 network ==
1360 1360  
1361 1361  
... ... @@ -1377,30 +1377,34 @@
1377 1377  To enable the listening mode, use can run the command (% style="color:#4472c4" %)** AT+RXMODE**.
1378 1378  )))
1379 1379  
1380 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
1381 -|=(% style="width: 156px; background-color:#4F81BD;color:white" %)(((
1376 +(((
1377 +
1378 +)))
1379 +
1380 +(% border="1" cellspacing="10" style="background-color:#ffffcc; width:500px" %)
1381 +|=(% style="width: 100px;" %)(((
1382 1382  **Command example**
1383 -)))|=(% style="width: 355px; background-color:#4F81BD;color:white" %)(((
1383 +)))|=(% style="width: 400px;" %)(((
1384 1384  **Function**
1385 1385  )))
1386 -|(% style="width:156px" %)(((
1386 +|(% style="width:100px" %)(((
1387 1387  AT+RXMODE=1,10
1388 -)))|(% style="width:352px" %)(((
1388 +)))|(% style="width:400px" %)(((
1389 1389  Enable listening mode 1, if RS485-LN has received more than 10 RS485 commands from the network. RS485-LN will send these commands via LoRaWAN uplinks.
1390 1390  )))
1391 -|(% style="width:156px" %)(((
1391 +|(% style="width:100px" %)(((
1392 1392  AT+RXMODE=2,500
1393 -)))|(% style="width:352px" %)(((
1393 +)))|(% style="width:400px" %)(((
1394 1394  Enable listening mode 2, RS485-LN will capture and send a 500ms content once from the first detect of character. Max value is 65535 ms
1395 1395  )))
1396 -|(% style="width:156px" %)(((
1396 +|(% style="width:100px" %)(((
1397 1397  AT+RXMODE=0,0
1398 -)))|(% style="width:352px" %)(((
1398 +)))|(% style="width:400px" %)(((
1399 1399  Disable listening mode. This is the default settings.
1400 1400  )))
1401 -|(% style="width:156px" %)(((
1401 +|(% style="width:100px" %)(((
1402 1402  
1403 -)))|(% style="width:352px" %)(((
1403 +)))|(% style="width:400px" %)(((
1404 1404  A6 aa bb cc  same as AT+RXMODE=aa,(bb<<8 | cc)
1405 1405  )))
1406 1406  
... ... @@ -1431,15 +1431,15 @@
1431 1431  )))
1432 1432  
1433 1433  (((
1434 -The Modbus master send a command: (% style="background-color:#ffc000" %)**01 03 00 00 00 02 c4 0b**
1434 +The Modbus master send a command: (% style="background-color:#ffc000" %)01 03 00 00 00 02 c4 0b
1435 1435  )))
1436 1436  
1437 1437  (((
1438 -And Modbus slave reply with: (% style="background-color:green" %)**01 03 04 00 00 00 00 fa 33**
1438 +And Modbus slave reply with: (% style="background-color:green" %)01 03 04 00 00 00 00 fa 33
1439 1439  )))
1440 1440  
1441 1441  (((
1442 -RS485-LN will capture both and send the uplink: (% style="background-color:#ffc000" %)**01 03 00 00 00 02 c4 0b  **(% style="background-color:green" %)**01 03 04 00 00 00 00 fa 33**
1442 +RS485-LN will capture both and send the uplink: (% style="background-color:#ffc000" %)01 03 00 00 00 02 c4 0b  (% style="background-color:green" %)01 03 04 00 00 00 00 fa 33
1443 1443  
1444 1444  
1445 1445  )))
... ... @@ -1448,30 +1448,39 @@
1448 1448  (% aria-label="image-20220602171200-9.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220602171200-9.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" %)​
1449 1449  )))
1450 1450  
1451 +(((
1452 +
1453 +)))
1451 1451  
1452 -
1453 1453  (((
1456 +(((
1454 1454  (% style="color:red" %)**Notice: Listening mode can work with the default polling mode of RS485-LN. When RS485-LN is in to send the RS485 commands (from AT+COMMANDx), the listening mode will be interrupt for a while.**
1455 1455  )))
1459 +)))
1456 1456  
1457 1457  
1462 +
1458 1458  == 3.7 Buttons ==
1459 1459  
1460 1460  
1461 -(% border="1.5" cellspacing="4" style="background-color:#f2f2f2; width:430px" %)
1462 -|=(% style="width: 50px;background-color:#4F81BD;color:white" %)**Button**|=(% style="width: 380px;background-color:#4F81BD;color:white" %)**Feature**
1463 -|(% style="width:50px" %)ACT|(% style="width:361px" %)If RS485 joined in network, press this button for more than 1 second, RS485 will upload a packet, and the SYS LED will give a (% style="color:blue" %)**Blue blink**
1464 -|(% style="width:50px" %)RST|(% style="width:361px" %)Reboot RS485
1465 -|(% style="width:50px" %)PRO|(% style="width:361px" %)Use for upload image, see [[How to Update Image>>||anchor="H6.1Howtoupgradetheimage3F"]]
1466 +(% border="1.5" cellspacing="4" style="background-color:#ffffcc; width:430px" %)
1467 +|=(% style="width: 50px;" %)**Button**|=(% style="width: 380px;" %)**Feature**
1468 +|(% style="width:50px" %)**ACT**|(% style="width:361px" %)If RS485 joined in network, press this button for more than 1 second, RS485 will upload a packet, and the SYS LED will give a (% style="color:blue" %)**Blue blink**
1469 +|(% style="width:50px" %)**RST**|(% style="width:361px" %)Reboot RS485
1470 +|(% style="width:50px" %)**PRO**|(% style="width:361px" %)Use for upload image, see [[How to Update Image>>||anchor="H6.1Howtoupgradetheimage3F"]]
1466 1466  
1472 +
1473 +
1467 1467  == 3.8 LEDs ==
1468 1468  
1469 1469  
1470 -(% border="1.5" cellspacing="4" style="background-color:#f2f2f2; width:430px" %)
1471 -|=(% style="width: 50px;background-color:#4F81BD;color:white" %)**LEDs**|=(% style="width: 380px;background-color:#4F81BD;color:white" %)**Feature**
1472 -|PWR|Always on if there is power
1473 -|SYS|After device is powered on, the SYS will (% style="color:green" %)**fast blink in GREEN**(%%) for 5 times, means RS485-LN start to join LoRaWAN network. If join success, SYS will be (% style="color:green" %)**on GREEN for 5 seconds** (%%)**. **SYS will (% style="color:green" %)**blink Blue**(%%) on every upload and (% style="color:green" %)**blink Green**(%%) once receive a downlink message.
1477 +(% border="1.5" cellspacing="4" style="background-color:#ffffcc; width:430px" %)
1478 +|=(% style="width: 50px;" %)**LEDs**|=(% style="width: 380px;" %)**Feature**
1479 +|**PWR**|Always on if there is power
1480 +|**SYS**|After device is powered on, the SYS will (% style="color:green" %)**fast blink in GREEN**(%%) for 5 times, means RS485-LN start to join LoRaWAN network. If join success, SYS will be (% style="color:green" %)**on GREEN for 5 seconds** (%%)**. **SYS will (% style="color:green" %)**blink Blue**(%%) on every upload and (% style="color:green" %)**blink Green**(%%) once receive a downlink message.
1474 1474  
1482 +
1483 +
1475 1475  = 4. Case Study =
1476 1476  
1477 1477  
... ... @@ -1478,8 +1478,10 @@
1478 1478  User can check this URL for some case studies: [[APP RS485 COMMUNICATE WITH SENSORS>>doc:Main.Application Note \: Communicate with Different Sensors ----- RS485-LN RS485-BL.WebHome]]
1479 1479  
1480 1480  
1490 +
1481 1481  = 5. Use AT Command =
1482 1482  
1493 +
1483 1483  == 5.1 Access AT Command ==
1484 1484  
1485 1485  
... ... @@ -1507,8 +1507,10 @@
1507 1507  )))
1508 1508  
1509 1509  
1521 +
1510 1510  == 5.2 Common AT Command Sequence ==
1511 1511  
1524 +
1512 1512  === 5.2.1 Multi-channel ABP mode (Use with SX1301/LG308) ===
1513 1513  
1514 1514  
... ... @@ -1525,6 +1525,8 @@
1525 1525  
1526 1526  * (% style="color:#037691" %)**AT+NJM=0**
1527 1527  * (% style="color:#037691" %)**ATZ**
1541 +
1542 +
1528 1528  )))
1529 1529  
1530 1530  
... ... @@ -1567,8 +1567,10 @@
1567 1567  (% aria-label="1654162478620-421.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:1654162478620-421.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" %)​
1568 1568  
1569 1569  
1585 +
1570 1570  = 6. FAQ =
1571 1571  
1588 +
1572 1572  == 6.1 How to upgrade the image? ==
1573 1573  
1574 1574  
... ... @@ -1630,17 +1630,12 @@
1630 1630  (% aria-label="image-20220602175912-14.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220602175912-14.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" %)​
1631 1631  
1632 1632  
1633 -
1634 -(% style="color:red" %)**Users can select the new burning software STM32Cubeprogramer for firmware upgrade and follow the same connection steps to enter burning mode (until SYS LED is RED ON):**
1635 -
1636 -[[http:~~/~~/wiki.dragino.com/xwiki/bin/view/Main/Firmware%20Upgrade%20Instruction%20for%20STM32%20base%20products/#H4.2.FirmwareupgradeusingSTM32Cubeprogramer>>url:http://wiki.dragino.com/xwiki/bin/view/Main/Firmware%20Upgrade%20Instruction%20for%20STM32%20base%20products/#H4.2.FirmwareupgradeusingSTM32Cubeprogramer]]
1637 -
1638 -
1639 1639  (% style="color:red" %)**Notice**: **In case user has lost the program cable. User can hand made one from a 3.5mm cable. The pin mapping is:**
1640 1640  
1641 1641  (% aria-label="image-20220602175638-10.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220602175638-10.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" %)​
1642 1642  
1643 1643  
1655 +
1644 1644  == 6.2 How to change the LoRa Frequency Bands/Region? ==
1645 1645  
1646 1646  
... ... @@ -1647,6 +1647,7 @@
1647 1647  User can follow the introduction for [[how to upgrade image>>||anchor="H6.1Howtoupgradetheimage3F"]]. When download the images, choose the required image file for download.
1648 1648  
1649 1649  
1662 +
1650 1650  == 6.3 How many RS485-Slave can RS485-LN connects? ==
1651 1651  
1652 1652  
... ... @@ -1653,6 +1653,7 @@
1653 1653  The RS485-LN can support max 32 RS485 devices. Each uplink command of RS485-LN can support max 16 different RS485 command. So RS485-LN can support max 16 RS485 devices pre-program in the device for uplink. For other devices no pre-program, user can use the [[downlink message (type code 0xA8) to poll their info>>||anchor="H3.3.3Configurereadcommandsforeachsampling"]].
1654 1654  
1655 1655  
1669 +
1656 1656  == 6.4 Compatible question to ChirpStack and TTI LoRaWAN server ? ==
1657 1657  
1658 1658  
... ... @@ -1661,6 +1661,7 @@
1661 1661  Detail info check this link: [[Set Packet Receiving Response Level>>doc:Main.End Device AT Commands and Downlink Command.WebHome||anchor="H7.23SetPacketReceivingResponseLevel"]]
1662 1662  
1663 1663  
1678 +
1664 1664  == 6.5 Can i use point to point communication for RS485-LN? ==
1665 1665  
1666 1666  
... ... @@ -1667,6 +1667,7 @@
1667 1667  Yes, please updating point-to-point [[firmware>>https://www.dropbox.com/sh/g99v0fxcltn9r1y/AACP33wo_ZQLsxW2MJ70oUoba/RS485-LN/Firmware?dl=0&subfolder_nav_tracking=1]]，then refer [[Point to Point Communication for RS485-LN>>Point to Point Communication for RS485-LN]].
1668 1668  
1669 1669  
1685 +
1670 1670  == 6.6 How to Use RS485-LN  to connect to RS232 devices? ==
1671 1671  
1672 1672  
... ... @@ -1673,134 +1673,10 @@
1673 1673  [[Use RS485-BL or RS485-LN to connect to RS232 devices. - DRAGINO>>url:http://8.211.40.43:8080/xwiki/bin/view/Main/RS485%20to%20RS232/]]
1674 1674  
1675 1675  
1676 -== 6.7 How to judge whether there is a problem with the set COMMAND ==
1677 1677  
1678 -=== 6.7.1 Introduce: ===
1679 -
1680 -
1681 -Users can use below the structure to fast debug the communication between RS485BL and RS485-LN. The principle is to put the PC in the RS485 network and sniff the packet between Modbus MTU and RS485-BL/LN. We can use this way to:
1682 -
1683 -1. Test if Modbus-MTU works with PC commands.
1684 -1. Check if RS485-LN sent the expected command to Mobus-MTU
1685 -1. Check if Modbus-MTU return back the expected result to RS485-LN.
1686 -1. If both b) and c) has issue, we can compare PC’s output and RS485-LN output.
1687 -
1688 -[[image:image-20240816112950-1.png||height="382" width="731"]]
1689 -
1690 -
1691 -Example Connection:
1692 -
1693 -[[image:image-20221130104310-2.png]]
1694 -
1695 -
1696 -=== 6.7.2 Set up PC to monitor RS485 network With Serial tool ===
1697 -
1698 -
1699 -(% style="color:red" %)**Note: Receive and send set to hex mode**
1700 -
1701 -[[image:image-20221130104310-3.png||height="616" width="714"]]
1702 -
1703 -
1704 -=== 6.7.3 With ModRSsim2: ===
1705 -
1706 -
1707 -(% style="color:blue" %)**(1) Select serial port MODBUS RS-232**
1708 -
1709 -[[image:image-20221130104310-4.png||height="390" width="865"]]
1710 -
1711 -
1712 -(% style="color:blue" %)**(2) Click the serial port icon**
1713 -
1714 -[[image:image-20221130104310-5.png||height="392" width="870"]]
1715 -
1716 -
1717 -(% style="color:blue" %)**(3) After selecting the correct serial port and baud rate, click ok**
1718 -
1719 -[[image:image-20221130104310-6.png]]
1720 -
1721 -
1722 -(% style="color:blue" %)**(4) Click the comms.**
1723 -
1724 -[[image:image-20221130104310-7.png||height="376" width="835"]]
1725 -
1726 -(% class="wikigeneratedid" id="HRunRS485-LN2FBLcommandandmonitorifitiscorrect." %)
1727 -**Run RS485-LN/BL command and monitor if it is correct.**
1728 -
1729 -
1730 -=== 6.7.4 Example – Test the CFGDEV command ===
1731 -
1732 -
1733 -RS485-LN sent below command:
1734 -
1735 -(% style="color:blue" %)**AT+CFGDEV=01 03 00 20 00 01,1**(%%) to RS485 network, and PC is able to get this command and return commands from MTU to show in the serial tool.
1736 -
1737 -
1738 -We can see the output from the Serial port tool to analyze. And check if they are expected result.
1739 -
1740 -[[image:image-20221130104310-8.png||height="214" width="797"]]
1741 -
1742 -
1743 -We can also use (% style="color:blue" %)**ModRSsim2**(%%) to see the output.
1744 -
1745 -[[image:image-20221130104310-9.png||height="531" width="729"]]
1746 -
1747 -
1748 -=== 6.7.5 Example – Test CMD command sets. ===
1749 -
1750 -
1751 -Run (% style="color:blue" %)**AT+SENSORVALUE=1**(%%) to test the CMD commands set in RS485-LN.
1752 -
1753 -
1754 -(% style="color:blue" %)**Serial port tool:**
1755 -
1756 -[[image:image-20221130104310-10.png||height="339" width="844"]]
1757 -
1758 -
1759 -(% style="color:blue" %)**ModRSsim2:**
1760 -
1761 -[[image:image-20221130104310-11.png||height="281" width="962"]]
1762 -
1763 -
1764 -=== 6.7.6 Test with PC ===
1765 -
1766 -
1767 -If there is still have problem to set up correctly the commands between RS485-LN and MTU. User can test the correct RS485 command set in PC and compare with the RS485 command sent out via RS485-LN. as long as both commands are the same, the MTU should return correct result.
1768 -
1769 -
1770 -Or User can send the working commands set in PC serial tool to Dragino Support to check what should be configured in RS485-LN.
1771 -
1772 -(% style="color:blue" %)**Connection method：**
1773 -
1774 -[[image:image-20221130104310-12.png]]
1775 -
1776 -
1777 -(% style="color:blue" %)**Link situation:**
1778 -
1779 -[[image:image-20221130104310-13.png||height="458" width="486"]]
1780 -
1781 -
1782 -[[image:image-20221130104310-14.png||height="371" width="823"]]
1783 -
1784 -
1785 -== 6.8 Where to get the decoder for RS485-LN? ==
1786 -
1787 -
1788 -The decoder for RS485-LN needs to be written by yourself. Because the sensor to which the user is connected is custom, the read device data bytes also need custom parsing, so there is no universal decoder. We can only provide [[templates>>https://github.com/dragino/dragino-end-node-decoder/tree/main/RS485-LN]] for decoders (no intermediate data parsing part involved)
1789 -
1790 -
1791 -== 6.9 How to configure RS485 commands more conveniently？ ==
1792 -
1793 -
1794 -Dragino has developed an application for the RS485 series of products.
1795 -
1796 -It can help you configure RS485 sensors more conveniently
1797 -Please refer to the link below for specific usage：
1798 -
1799 -[[RS485 Configure Tool - DRAGINO>>url:http://wiki.dragino.com/xwiki/bin/view/Main/RS485_Configure_Tool/#HTableofContentsFF1A]]
1800 -
1801 -
1802 1802  = 7. Trouble Shooting =
1803 1803  
1695 +
1804 1804  == 7.1 Downlink doesn't work, how to solve it? ==
1805 1805  
1806 1806  
... ... @@ -1807,36 +1807,14 @@
1807 1807  Please see this link for debug: [[LoRaWAN Communication Debug>>doc:Main.LoRaWAN Communication Debug.WebHome]]
1808 1808  
1809 1809  
1810 -== 7.2 Why customers can't join TTN V3 in US915 /AU915 bands? ==
1811 1811  
1703 +== 7.2 Why I can't join TTN V3 in US915 /AU915 bands? ==
1812 1812  
1705 +
1813 1813  It might about the channels mapping. Please see for detail: [[Notice of Frequency band>>doc:Main.LoRaWAN Communication Debug.WebHome||anchor="H2.NoticeofUS9152FCN4702FAU915Frequencyband"]]
1814 1814  
1815 1815  
1816 -== 7.3 Why can't customers see the device's data in the server when the data is too long? ==
1817 1817  
1818 -This is due to the limitation of the lorawan protocol, and the fixed DR needs to be adjusted to improve this problem.
1819 -
1820 -Please refer to the following link for the number of bytes limited by different frequencies and different DRs in the lorawan protocol
1821 -
1822 -[[lora-alliance.org/wp-content/uploads/2021/05/RP002-1.0.3-FINAL-1.pdf>>url:https://lora-alliance.org/wp-content/uploads/2021/05/RP002-1.0.3-FINAL-1.pdf]]
1823 -
1824 -Example:
1825 -
1826 -[[image:image-20240620145456-1.png]]
1827 -
1828 -Please refer to the following command to fix DR
1829 -
1830 -AT+ADR=0
1831 -
1832 -AT+DR=3
1833 -
1834 -Downlink command:
1835 -
1836 -[[http:~~/~~/wiki.dragino.com/xwiki/bin/view/Main/End%20Device%20AT%20Commands%20and%20Downlink%20Command/#H7.4DataRate>>http://wiki.dragino.com/xwiki/bin/view/Main/End%20Device%20AT%20Commands%20and%20Downlink%20Command/#H7.4DataRate]]
1837 -
1838 -
1839 -
1840 1840  = 8. Order Info =
1841 1841  
1842 1842  
... ... @@ -1855,9 +1855,11 @@
1855 1855  * (% style="color:red" %)**RU864**(%%):  frequency bands RU864
1856 1856  * (% style="color:red" %)**KZ865**(%%):  frequency bands KZ865
1857 1857  
1858 -= 9. Packing Info =
1859 1859  
1860 1860  
1730 += 9.Packing Info =
1731 +
1732 +
1861 1861  **Package Includes**:
1862 1862  
1863 1863  * RS485-LN x 1
... ... @@ -1871,6 +1871,8 @@
1871 1871  * Package Size / pcs : 14.5 x 8 x 5 cm
1872 1872  * Weight / pcs : 170g
1873 1873  
1746 +
1747 +
1874 1874  = 10. FCC Caution for RS485LN-US915 =
1875 1875  
1876 1876  
... ... @@ -1923,6 +1923,7 @@
1923 1923  )))
1924 1924  
1925 1925  
1800 +
1926 1926  = 11. Support =
1927 1927  
1928 1928  
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