Last modified by Bei Jinggeng on 2025/01/10 15:06
<
From version < 122.2 >
edited by Mengting Qiu
on 2024/09/25 16:52
To version < 104.3 >
edited by Xiaoling
on 2023/04/26 17:49
>
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Summary

Details

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Author
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1 -XWiki.ting
1 +XWiki.Xiaoling
Content
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94 94  * Automatic RF Sense and CAD with ultra-fast AFC.
95 95  * Packet engine up to 256 bytes with CRC
96 96  
97 +
98 +
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  
111 +
112 +
109 109  == 1.4 Applications ==
110 110  
111 111  
... ... @@ -116,6 +116,8 @@
116 116  * Smart Cities
117 117  * Smart Factory
118 118  
123 +
124 +
119 119  == 1.5 Firmware Change log ==
120 120  
121 121  
... ... @@ -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  )))
... ... @@ -255,6 +255,7 @@
255 255  (% 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" %)​
256 256  
257 257  
254 +
258 258  (((
259 259  (% 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.
260 260  
... ... @@ -264,44 +264,38 @@
264 264  (% 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" %)​
265 265  
266 266  
267 -== 3.3 Configure Device to Read RS485 Sensors ==
264 +== 3.3 Configure Commands to read data ==
268 268  
269 269  
270 -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.
267 +(((
268 +(((
269 +(((
270 +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.
271 271  
272 +
273 +)))
274 +)))
272 272  
273 273  (((
274 274  (((
275 -(((
276 276  (% 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**
277 277  )))
278 278  
279 -
280 -=== 3.3.1 Method 1 ~-~- via RS485 Configure Tool ===
281 -
282 -
283 -Use the RS485 Configure tool is the recommand method. Please see the instruction of how to use the tool:
284 -
285 -* **[[RS485 Configure Tool Instruction>>url:http://wiki.dragino.com/xwiki/bin/view/Main/RS485_Configure_Tool/]]**
286 -
287 -[[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"]]
288 -
289 -
290 -=== 3.3.2  Method 2 ~-~- via AT Commands ===
281 +
291 291  )))
292 292  )))
293 293  
294 -==== 3.3.2.1 Configure UART settings for RS485 communication ====
285 +=== 3.3.1 Configure UART settings for RS485 or TTL communication ===
295 295  
296 296  
297 -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:
288 +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:
298 298  
299 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
300 -|=(% style="width: 126px; background-color:#4F81BD;color:white" %)(((
290 +(% border="1" cellspacing="5" style="background-color:#f2f2f2; width:510px" %)
291 +|=(% style="width: 126px; background-color:#D9E2F3;color:#0070C0" %)(((
301 301  **AT Commands**
302 -)))|=(% style="width: 187px; background-color:#4F81BD;color:white" %)(((
293 +)))|=(% style="width: 187px; background-color:#D9E2F3;color:#0070C0" %)(((
303 303  **Description**
304 -)))|=(% style="width: 197px;background-color:#4F81BD;color:white" %)(((
295 +)))|=(% style="width: 197px;background-color:#D9E2F3;color:#0070C0" %)(((
305 305  **Example**
306 306  )))
307 307  |(% style="width:126px" %)(((
... ... @@ -357,15 +357,17 @@
357 357  )))
358 358  )))
359 359  
360 -=== 3.3.3 Configure sensors ===
361 361  
362 362  
353 +=== 3.3.2 Configure sensors ===
354 +
355 +
363 363  (((
364 364  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.
365 365  )))
366 366  
367 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
368 -|=(% 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 +(% border="1" cellspacing="5" style="background-color:#f2f2f2; width:510px" %)
361 +|=(% style="width: 122px; background-color:#D9E2F3;color:#0070C0" %)**AT Commands**|=(% style="width: 198px; background-color:#D9E2F3;color:#0070C0" %)**Description**|=(% style="width: 190px;background-color:#D9E2F3;color:#0070C0" %)**Example**
369 369  |(% style="width:122px" %)AT+CFGDEV|(% style="width:196px" %)(((
370 370  (((
371 371  This command is used to configure the RS485/TTL devices; they won’t be used during sampling.
... ... @@ -380,9 +380,11 @@
380 380  )))
381 381  )))|(% style="width:190px" %)AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,m
382 382  
383 -=== 3.3.4 Configure read commands for each sampling ===
384 384  
385 385  
378 +=== 3.3.3 Configure read commands for each sampling ===
379 +
380 +
386 386  (((
387 387  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.
388 388  
... ... @@ -424,20 +424,6 @@
424 424  In the RS485-LN, we should use this command AT+COMMAND1=01 03 0B B8 00 02,1 for the same.
425 425  
426 426  
427 -If a single command exceeds 14 bytes, you can use the command splicing function.
428 -
429 -When AT+CMDDLx=1, the commands of AT+COMMANDx and AT+COMMAND(x+1) will be merged.
430 -
431 -
432 -**Examples:** To send 00 01 02 03 04 05 06 07 08 09 0A 0B 0C 0D 0E 0F data it should be configured:
433 -
434 - AT+COMMAND1=00 01 02 03 04 05 06 07 08 09 0A 0B 0C 0D,0
435 -
436 - AT+COMMAND1=1
437 -
438 - AT+COMMAND2=0E 0F,0
439 -
440 -
441 441  (% style="color:#037691" %)**AT+DATACUTx **(%%)**: **This command defines how to handle the return from AT+COMMANDx, max return length is 100 bytes.
442 442  
443 443  (% border="1" style="background-color:#f2f2f2; width:510px" %)
... ... @@ -471,7 +471,7 @@
471 471  
472 472  )))
473 473  
474 -=== 3.3.5 Compose the uplink payload ===
455 +=== 3.3.4 Compose the uplink payload ===
475 475  
476 476  
477 477  (((
... ... @@ -556,7 +556,7 @@
556 556  (% 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" %)​
557 557  
558 558  
559 -=== 3.3.6 Uplink on demand ===
540 +=== 3.3.5 Uplink on demand ===
560 560  
561 561  
562 562  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.
... ... @@ -568,43 +568,27 @@
568 568  (% style="color:#4472c4" %)** 0xA8 command**(%%): Send a command to RS485-LN and uplink the output from sensors.
569 569  
570 570  
571 -=== 3.3.7 Uplink on Interrupt ===
552 +=== 3.3.6 Uplink on Interrupt ===
572 572  
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"]]
577 577  
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.
558 +(% 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" %)​
579 579  
580 -**Example:**
560 +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.
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.
583 583  
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  
601 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
602 -|(% style="background-color:#4f81bd; color:white; width:70px" %)(((
603 -**Size(bytes)**
604 -)))|(% style="background-color:#4f81bd; color:white; width:80px" %)**1**|(% style="background-color:#4f81bd; color:white; width:360px" %)(((
566 +(% border="1" cellspacing="5" style="background-color:#f2f2f2; width:510px" %)
567 +|=(% scope="row" style="width: 70px;background-color:#D9E2F3;color:#0070C0" %)(((
568 +Size(bytes)
569 +)))|(% style="background-color:#d9e2f3; color:#0070c0; width:80px" %)**1**|(% style="background-color:#d9e2f3; color:#0070c0; width:360px" %)(((
605 605  **Length depends on the return from the commands**
606 606  )))
607 -|(% style="width:90px" %)(((
572 +|=(% style="width: 90px;" %)(((
608 608  Value
609 609  )))|(% style="width:114px" %)(((
610 610  PAYLOAD_VER
... ... @@ -616,9 +616,13 @@
616 616  provided in the LoRaWAN server.
617 617  )))
618 618  
619 -(% 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.
584 +(% 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"]]
620 620  
586 +(% title="Click and drag to resize" %)​
621 621  
588 +Below is the decoder for the first 3 bytes. The rest bytes are dynamic depends on different RS485 sensors.
589 +
590 +
622 622  == 3.5 Configure RS485-LN via AT or Downlink ==
623 623  
624 624  
... ... @@ -763,21 +763,31 @@
763 763  )))
764 764  
765 765  (((
766 -(% style="color:blue" %)**Example 2:**  (%%)
735 +(% style="color:blue" %)**Example 2:**  (%%) ~-~-> Configure with requesting uplink and original downlink command (**YY=FF**)
767 767  )))
768 768  
769 769  (((
770 -Check TTL Sensor return:
739 +User in IoT server send a downlink command: (% style="color:#4f81bd" %)**A8 01 06 0A 08 00 04 00 01 YY**
771 771  )))
772 772  
773 773  (((
743 +
744 +)))
745 +
774 774  (((
775 -[[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" %)​
747 +(((
748 +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**
776 776  )))
750 +
751 +
777 777  )))
778 778  
754 +(((
755 + (% 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" %)​
756 +)))
779 779  
780 780  
759 +
781 781  ==== (% style="color:blue" %)**Set Payload version**(%%) ====
782 782  
783 783  
... ... @@ -945,13 +945,8 @@
945 945  
946 946  (% 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" %)​
947 947  
948 -* (((
949 -(% style="color:#037691" %)**Downlink Command:**
950 -)))
951 951  
952 -**~ (% style="color:#4472c4" %)A9 aa(%%)** ~-~-> Same as AT+MBFUN=aa
953 953  
954 -
955 955  ==== (% style="color:blue" %)**RS485 command timeout**(%%) ====
956 956  
957 957  
... ... @@ -1040,8 +1040,6 @@
1040 1040  (% 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.
1041 1041  
1042 1042  
1043 -(Since firmware v1.4.0)
1044 -
1045 1045  * (((
1046 1046  (% style="color:#037691" %)** AT Command:**
1047 1047  )))
... ... @@ -1058,44 +1058,7 @@
1058 1058  Each uplink is sent to the server at 20-second intervals when segmented.
1059 1059  
1060 1060  
1061 -==== (% style="color:blue" %)**Cut data separation processing(Since Version 1.4.2)**(%%) ====
1062 1062  
1063 -
1064 -AT+NEWLINE command, which only takes effect when AT+DATAUP=1 or AT+DATAUP=1, timeout.
1065 -
1066 -When not set, each part of AT+DATAUP is sent according to the maximum number of bytes of DR.
1067 -
1068 -When setting, each part of AT+DATAUP is sent according to the value set by AT+NEWLINE.
1069 -
1070 -
1071 -* (((
1072 -(% style="color:#037691" %)** AT Command:**
1073 -)))
1074 -
1075 -(% style="color:#4472c4" %)//**AT+NEWLINE=ALL**//(%%)//   //The data cut out by each AT+COMMANDx command is sent separately as an uplink.
1076 -
1077 -(% 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**//
1078 -
1079 -
1080 -(% 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.
1081 -
1082 -
1083 -(% style="color:#4472c4" %)//**AT+NEWLINE=NULL**//(%%)//  //Turn off the functionality of this AT command.
1084 -
1085 -
1086 -* (((
1087 -(% style="color:#037691" %)** Downlink Payload:**
1088 -)))
1089 -
1090 -//AT+NEWLINE=ALL  ~-~-->  (% style="color:#4472c4" %)**0xAC 01**//
1091 -
1092 -// AT+NEWLINE= NULL  ~-~-->  (% style="color:#4472c4" %)**0xAC 00**//
1093 -
1094 -//AT+NEWLINE= a+b+c   ~-~-->  (% style="color:#4472c4" %)**0xAC number of bytes a b c**//
1095 -
1096 -//AT+NEWLINE= 1+5+15 ~-~-->  (% style="color:#4472c4" %)**0xAC 03 01 05 0F**//
1097 -
1098 -
1099 1099  ==== (% style="color:blue" %)**Manually trigger an Uplink**(%%) ====
1100 1100  
1101 1101  
... ... @@ -1403,10 +1403,12 @@
1403 1403  To enable the listening mode, use can run the command (% style="color:#4472c4" %)** AT+RXMODE**.
1404 1404  )))
1405 1405  
1406 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
1407 -|=(% style="width: 156px; background-color:#4F81BD;color:white" %)(((
1341 +
1342 +
1343 +(% border="1" cellspacing="5" style="background-color:#f2f2f2; width:510px" %)
1344 +|=(% style="width: 156px; background-color:#D9E2F3;color:#0070C0" %)(((
1408 1408  **Command example**
1409 -)))|=(% style="width: 355px; background-color:#4F81BD;color:white" %)(((
1346 +)))|=(% style="width: 355px; background-color:#D9E2F3;color:#0070C0" %)(((
1410 1410  **Function**
1411 1411  )))
1412 1412  |(% style="width:156px" %)(((
... ... @@ -1485,19 +1485,23 @@
1485 1485  
1486 1486  
1487 1487  (% border="1.5" cellspacing="4" style="background-color:#f2f2f2; width:430px" %)
1488 -|=(% style="width: 50px;background-color:#4F81BD;color:white" %)**Button**|=(% style="width: 380px;background-color:#4F81BD;color:white" %)**Feature**
1425 +|=(% style="width: 50px;background-color:#D9E2F3;color:#0070C0" %)**Button**|=(% style="width: 380px;background-color:#D9E2F3;color:#0070C0" %)**Feature**
1489 1489  |(% 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**
1490 1490  |(% style="width:50px" %)RST|(% style="width:361px" %)Reboot RS485
1491 1491  |(% style="width:50px" %)PRO|(% style="width:361px" %)Use for upload image, see [[How to Update Image>>||anchor="H6.1Howtoupgradetheimage3F"]]
1492 1492  
1430 +
1431 +
1493 1493  == 3.8 LEDs ==
1494 1494  
1495 1495  
1496 1496  (% border="1.5" cellspacing="4" style="background-color:#f2f2f2; width:430px" %)
1497 -|=(% style="width: 50px;background-color:#4F81BD;color:white" %)**LEDs**|=(% style="width: 380px;background-color:#4F81BD;color:white" %)**Feature**
1436 +|=(% style="width: 50px;background-color:#D9E2F3;color:#0070C0" %)**LEDs**|=(% style="width: 380px;background-color:#D9E2F3;color:#0070C0" %)**Feature**
1498 1498  |PWR|Always on if there is power
1499 1499  |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.
1500 1500  
1440 +
1441 +
1501 1501  = 4. Case Study =
1502 1502  
1503 1503  
... ... @@ -1656,12 +1656,6 @@
1656 1656  (% 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" %)​
1657 1657  
1658 1658  
1659 -
1660 -(% 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):**
1661 -
1662 -[[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]]
1663 -
1664 -
1665 1665  (% 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:**
1666 1666  
1667 1667  (% 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" %)​
... ... @@ -1711,7 +1711,7 @@
1711 1711  1. Check if Modbus-MTU return back the expected result to RS485-LN.
1712 1712  1. If both b) and c) has issue, we can compare PC’s output and RS485-LN output.
1713 1713  
1714 -[[image:image-20240816112950-1.png||height="382" width="731"]]
1649 +[[image:image-20221130104310-1.png||height="380" width="680"]]
1715 1715  
1716 1716  
1717 1717  Example Connection:
... ... @@ -1814,17 +1814,6 @@
1814 1814  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)
1815 1815  
1816 1816  
1817 -== 6.9 How to configure RS485 commands more conveniently？ ==
1818 -
1819 -
1820 -Dragino has developed an application for the RS485 series of products.
1821 -
1822 -It can help you configure RS485 sensors more conveniently
1823 -Please refer to the link below for specific usage：
1824 -
1825 -[[RS485 Configure Tool - DRAGINO>>url:http://wiki.dragino.com/xwiki/bin/view/Main/RS485_Configure_Tool/#HTableofContentsFF1A]]
1826 -
1827 -
1828 1828  = 7. Trouble Shooting =
1829 1829  
1830 1830  == 7.1 Downlink doesn't work, how to solve it? ==
... ... @@ -1833,36 +1833,12 @@
1833 1833  Please see this link for debug: [[LoRaWAN Communication Debug>>doc:Main.LoRaWAN Communication Debug.WebHome]]
1834 1834  
1835 1835  
1836 -== 7.2 Why customers can't join TTN V3 in US915 /AU915 bands? ==
1760 +== 7.2 Why I can't join TTN V3 in US915 /AU915 bands? ==
1837 1837  
1838 1838  
1839 1839  It might about the channels mapping. Please see for detail: [[Notice of Frequency band>>doc:Main.LoRaWAN Communication Debug.WebHome||anchor="H2.NoticeofUS9152FCN4702FAU915Frequencyband"]]
1840 1840  
1841 1841  
1842 -== 7.3 Why can't customers see the device's data in the server when the data is too long? ==
1843 -
1844 -This is due to the limitation of the lorawan protocol, and the fixed DR needs to be adjusted to improve this problem.
1845 -
1846 -Please refer to the following link for the number of bytes limited by different frequencies and different DRs in the lorawan protocol
1847 -
1848 -[[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]]
1849 -
1850 -Example:
1851 -
1852 -[[image:image-20240620145456-1.png]]
1853 -
1854 -Please refer to the following command to fix DR
1855 -
1856 -AT+ADR=0
1857 -
1858 -AT+DR=3
1859 -
1860 -Downlink command:
1861 -
1862 -[[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]]
1863 -
1864 -
1865 -
1866 1866  = 8. Order Info =
1867 1867  
1868 1868  
... ... @@ -1881,6 +1881,8 @@
1881 1881  * (% style="color:red" %)**RU864**(%%):  frequency bands RU864
1882 1882  * (% style="color:red" %)**KZ865**(%%):  frequency bands KZ865
1883 1883  
1784 +
1785 +
1884 1884  = 9. Packing Info =
1885 1885  
1886 1886  
... ... @@ -1897,6 +1897,8 @@
1897 1897  * Package Size / pcs : 14.5 x 8 x 5 cm
1898 1898  * Weight / pcs : 170g
1899 1899  
1802 +
1803 +
1900 1900  = 10. FCC Caution for RS485LN-US915 =
1901 1901  
1902 1902  
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