Last modified by Bei Jinggeng on 2025/01/10 15:06
<
From version < 109.1 >
edited by Saxer Lin
on 2023/12/14 09:34
To version < 119.1 >
edited by Mengting Qiu
on 2024/09/25 16:10
>
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1 -XWiki.Saxer
1 +XWiki.ting
Content
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135 135  v1.0: Release
136 136  )))
137 137  
138 -
138 +
139 +== 1.7 Pin definition ==
139 139  )))
140 140  )))
141 141  
... ... @@ -245,7 +245,6 @@
245 245  (% 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" %)​
246 246  
247 247  
248 -
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  
... ... @@ -267,10 +267,10 @@
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 -=== ===
271 271  
272 272  === 3.3.1 Method 1 ~-~- via RS485 Configure Tool ===
273 273  
273 +
274 274  Use the RS485 Configure tool is the recommand method. Please see the instruction of how to use the tool:
275 275  
276 276  * **[[RS485 Configure Tool Instruction>>url:http://wiki.dragino.com/xwiki/bin/view/Main/RS485_Configure_Tool/]]**
... ... @@ -277,24 +277,22 @@
277 277  
278 278  [[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"]]
279 279  
280 -=== ===
281 281  
282 282  === 3.3.2  Method 2 ~-~- via AT Commands ===
283 283  )))
284 284  )))
285 285  
286 -==== 3.3.2.1 Configure UART settings for RS485 or TTL communication ====
285 +==== 3.3.2.1 Configure UART settings for RS485 communication ====
287 287  
288 -RS485-LN can connect to either RS485 sensors or TTL sensor. User need to specify what type of sensor need to connect.
289 289  
290 -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:
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:
291 291  
292 -(% border="1" cellspacing="5" style="background-color:#f2f2f2; width:510px" %)
293 -|=(% style="width: 126px; background-color:#D9E2F3;color:#0070C0" %)(((
290 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
291 +|=(% style="width: 126px; background-color:#4F81BD;color:white" %)(((
294 294  **AT Commands**
295 -)))|=(% style="width: 187px; background-color:#D9E2F3;color:#0070C0" %)(((
293 +)))|=(% style="width: 187px; background-color:#4F81BD;color:white" %)(((
296 296  **Description**
297 -)))|=(% style="width: 197px;background-color:#D9E2F3;color:#0070C0" %)(((
295 +)))|=(% style="width: 197px;background-color:#4F81BD;color:white" %)(((
298 298  **Example**
299 299  )))
300 300  |(% style="width:126px" %)(((
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357 357  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.
358 358  )))
359 359  
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**
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**
362 362  |(% style="width:122px" %)AT+CFGDEV|(% style="width:196px" %)(((
363 363  (((
364 364  This command is used to configure the RS485/TTL devices; they won’t be used during sampling.
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566 566  
567 567  RS485-LN support external Interrupt uplink since hardware v1.2 release.
568 568  
569 -
570 570  (% 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" %)​
571 571  
572 572  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.
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575 575  == 3.4 Uplink Payload ==
576 576  
577 577  
578 -(% border="1" cellspacing="5" style="background-color:#f2f2f2; width:510px" %)
579 -|=(% scope="row" style="width: 70px;background-color:#D9E2F3;color:#0070C0" %)(((
580 -Size(bytes)
581 -)))|(% style="background-color:#d9e2f3; color:#0070c0; width:80px" %)**1**|(% style="background-color:#d9e2f3; color:#0070c0; width:360px" %)(((
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" %)(((
582 582  **Length depends on the return from the commands**
583 583  )))
584 -|=(% style="width: 90px;" %)(((
581 +|(% style="width:90px" %)(((
585 585  Value
586 586  )))|(% style="width:114px" %)(((
587 587  PAYLOAD_VER
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593 593  provided in the LoRaWAN server.
594 594  )))
595 595  
596 -(% 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"]]
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.
597 597  
598 -(% title="Click and drag to resize" %)​
599 599  
600 -Below is the decoder for the first 3 bytes. The rest bytes are dynamic depends on different RS485 sensors.
601 -
602 -
603 603  == 3.5 Configure RS485-LN via AT or Downlink ==
604 604  
605 605  
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744 744  )))
745 745  
746 746  (((
747 -(% style="color:blue" %)**Example 2:**  (%%) ~-~-> Configure with requesting uplink and original downlink command (**YY=FF**)
740 +(% style="color:blue" %)**Example 2:**  (%%)
748 748  )))
749 749  
750 750  (((
751 -User in IoT server send a downlink command: (% style="color:#4f81bd" %)**A8 01 06 0A 08 00 04 00 01 YY**
744 +Check TTL Sensor return:
752 752  )))
753 753  
754 754  (((
755 -
756 -)))
757 -
758 758  (((
759 -(((
760 -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**
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" %)​
761 761  )))
762 -
763 -
764 764  )))
765 765  
766 -(((
767 - (% 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" %)​
768 -)))
769 769  
770 770  
771 -
772 772  ==== (% style="color:blue" %)**Set Payload version**(%%) ====
773 773  
774 774  
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1394 1394  To enable the listening mode, use can run the command (% style="color:#4472c4" %)** AT+RXMODE**.
1395 1395  )))
1396 1396  
1397 -
1398 -
1399 -(% border="1" cellspacing="5" style="background-color:#f2f2f2; width:510px" %)
1400 -|=(% style="width: 156px; background-color:#D9E2F3;color:#0070C0" %)(((
1380 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
1381 +|=(% style="width: 156px; background-color:#4F81BD;color:white" %)(((
1401 1401  **Command example**
1402 -)))|=(% style="width: 355px; background-color:#D9E2F3;color:#0070C0" %)(((
1383 +)))|=(% style="width: 355px; background-color:#4F81BD;color:white" %)(((
1403 1403  **Function**
1404 1404  )))
1405 1405  |(% style="width:156px" %)(((
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1478 1478  
1479 1479  
1480 1480  (% border="1.5" cellspacing="4" style="background-color:#f2f2f2; width:430px" %)
1481 -|=(% style="width: 50px;background-color:#D9E2F3;color:#0070C0" %)**Button**|=(% style="width: 380px;background-color:#D9E2F3;color:#0070C0" %)**Feature**
1462 +|=(% style="width: 50px;background-color:#4F81BD;color:white" %)**Button**|=(% style="width: 380px;background-color:#4F81BD;color:white" %)**Feature**
1482 1482  |(% 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**
1483 1483  |(% style="width:50px" %)RST|(% style="width:361px" %)Reboot RS485
1484 1484  |(% style="width:50px" %)PRO|(% style="width:361px" %)Use for upload image, see [[How to Update Image>>||anchor="H6.1Howtoupgradetheimage3F"]]
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1487 1487  
1488 1488  
1489 1489  (% border="1.5" cellspacing="4" style="background-color:#f2f2f2; width:430px" %)
1490 -|=(% style="width: 50px;background-color:#D9E2F3;color:#0070C0" %)**LEDs**|=(% style="width: 380px;background-color:#D9E2F3;color:#0070C0" %)**Feature**
1471 +|=(% style="width: 50px;background-color:#4F81BD;color:white" %)**LEDs**|=(% style="width: 380px;background-color:#4F81BD;color:white" %)**Feature**
1491 1491  |PWR|Always on if there is power
1492 1492  |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.
1493 1493  
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1655 1655  [[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]]
1656 1656  
1657 1657  
1658 -
1659 1659  (% 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:**
1660 1660  
1661 1661  (% 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" %)​
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1705 1705  1. Check if Modbus-MTU return back the expected result to RS485-LN.
1706 1706  1. If both b) and c) has issue, we can compare PC’s output and RS485-LN output.
1707 1707  
1708 -[[image:image-20221130104310-1.png||height="380" width="680"]]
1688 +[[image:image-20240816112950-1.png||height="382" width="731"]]
1709 1709  
1710 1710  
1711 1711  Example Connection:
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1819 1819  [[RS485 Configure Tool - DRAGINO>>url:http://wiki.dragino.com/xwiki/bin/view/Main/RS485_Configure_Tool/#HTableofContentsFF1A]]
1820 1820  
1821 1821  
1822 -
1823 1823  = 7. Trouble Shooting =
1824 1824  
1825 1825  == 7.1 Downlink doesn't work, how to solve it? ==
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1828 1828  Please see this link for debug: [[LoRaWAN Communication Debug>>doc:Main.LoRaWAN Communication Debug.WebHome]]
1829 1829  
1830 1830  
1831 -== 7.2 Why I can't join TTN V3 in US915 /AU915 bands? ==
1810 +== 7.2 Why customers can't join TTN V3 in US915 /AU915 bands? ==
1832 1832  
1833 1833  
1834 1834  It might about the channels mapping. Please see for detail: [[Notice of Frequency band>>doc:Main.LoRaWAN Communication Debug.WebHome||anchor="H2.NoticeofUS9152FCN4702FAU915Frequencyband"]]
1835 1835  
1836 1836  
1816 +== 7.3 Why can't customers see the device's data in the server when the data is too long? ==
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 +
1837 1837  = 8. Order Info =
1838 1838  
1839 1839  
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