Last modified by Karry Zhuang on 2025/03/06 16:34
<
From version < 57.11 >
edited by Xiaoling
on 2022/06/06 08:59
To version < 57.43 >
edited by Xiaoling
on 2022/06/06 10:12
>
Change comment: There is no comment for this version

Summary

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Content
... ... @@ -24,23 +24,33 @@
24 24  
25 25  (((
26 26  (((
27 +(((
27 27  The Dragino RS485-LN is a (% style="color:blue" %)**RS485 to LoRaWAN Converter**(%%). It converts the RS485 signal into LoRaWAN wireless signal which simplify the IoT installation and reduce the installation/maintaining cost.
28 28  )))
30 +)))
29 29  
30 30  (((
33 +(((
31 31  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.
32 32  )))
36 +)))
33 33  
34 34  (((
39 +(((
35 35  (% style="color:blue" %)**For data uplink**(%%), RS485-LN sends user-defined commands to RS485 devices and gets the return from the RS485 devices. RS485-LN will process these returns according to user-define rules to get the final payload and upload to LoRaWAN server.
36 36  )))
42 +)))
37 37  
38 38  (((
45 +(((
39 39  (% style="color:blue" %)**For data downlink**(%%), RS485-LN runs in LoRaWAN Class C. When there downlink commands from LoRaWAN server, RS485-LN will forward the commands from LoRaWAN server to RS485 devices.
47 +)))
40 40  
49 +(((
41 41  (% style="color:blue" %)**Demo Dashboard for RS485-LN**(%%) connect to two energy meters: [[https:~~/~~/app.datacake.de/dashboard/d/58844a26-378d-4c5a-aaf5-b5b5b153447a>>url:https://app.datacake.de/dashboard/d/58844a26-378d-4c5a-aaf5-b5b5b153447a]]
42 42  )))
43 43  )))
53 +)))
44 44  
45 45  [[image:1653267211009-519.png||height="419" width="724"]]
46 46  
... ... @@ -82,8 +82,6 @@
82 82  * Automatic RF Sense and CAD with ultra-fast AFC.
83 83  * Packet engine up to 256 bytes with CRC
84 84  
85 -
86 -
87 87  == 1.3 Features ==
88 88  
89 89  * LoRaWAN Class A & Class C protocol (default Class C)
... ... @@ -106,8 +106,6 @@
106 106  * Smart Cities
107 107  * Smart Factory
108 108  
109 -
110 -
111 111  == 1.5 Firmware Change log ==
112 112  
113 113  [[RS485-LN Image files – Download link and Change log>>url:http://www.dragino.com/downloads/index.php?dir=RS485-LN/]]
... ... @@ -223,7 +223,7 @@
223 223  
224 224  (((
225 225  (((
226 -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>>path:#AT_COMMAND]] or LoRaWAN Downlink Command to configure what commands RS485-LN should send for each sampling and how to handle the return from RS485 devices.
232 +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-BLviaATorDownlink"]] or LoRaWAN Downlink Command to configure what commands RS485-LN should send for each sampling and how to handle the return from RS485 devices.
227 227  )))
228 228  
229 229  (((
... ... @@ -428,6 +428,7 @@
428 428  
429 429  (% style="color:#4f81bd" %)**Battery Info+PAYVER + PAYLOAD COUNT + PAYLOAD# + DATA**
430 430  
437 +
431 431  1. PAYVER: Defined by AT+PAYVER
432 432  1. PAYLOAD COUNT: Total how many uplinks of this sampling.
433 433  1. PAYLOAD#: Number of this uplink. (from 0,1,2,3…,to PAYLOAD COUNT)
... ... @@ -507,7 +507,7 @@
507 507  
508 508  There are two kinds of Commands:
509 509  
510 -* (% style="color:#4f81bd" %)**Common Commands**(%%): They should be available for each sensor, 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]]
517 +* (% style="color:#4f81bd" %)**Common Commands**(%%): They should be available for each sensor, such as: change uplink interval, reset device. For firmware v1.3, user can find what common commands it supports: [[AT Commands and Downlink Command>>doc:Main.End Device AT Commands and Downlink Command.WebHome]]
511 511  
512 512  * (% style="color:#4f81bd" %)**Sensor Related Commands**(%%): These commands are special designed for RS485-LN.  User can see these commands below:
513 513  
... ... @@ -527,8 +527,6 @@
527 527  
528 528  === 3.5.3 Sensor related commands ===
529 529  
530 -(% class="wikigeneratedid" id="H" %)
531 -
532 532  
533 533  
534 534  ==== **RS485 Debug Command** ====
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737 737  
738 738  * **AT Command:**
739 739  
740 -No AT Command for this, user can press the [[ACT button>>path:#Button]] for 1 second for the same.
745 +No AT Command for this, user can press the [[ACT button>>||anchor="H3.7Buttons"]] for 1 second for the same.
741 741  
742 742  
743 743  * **Downlink Payload:**
... ... @@ -745,8 +745,6 @@
745 745  **0x08 FF**, RS485-LN will immediately send an uplink.
746 746  
747 747  
748 -(% class="wikigeneratedid" id="H-1" %)
749 -
750 750  
751 751  ==== **Clear RS485 Command** ====
752 752  
... ... @@ -763,7 +763,7 @@
763 763  
764 764  The uplink screen shot is:
765 765  
766 -[[image:1654160691922-496.png]][[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image001.png]]
769 +[[image:1654160691922-496.png]]
767 767  
768 768  
769 769  * **Downlink Payload:**
... ... @@ -862,10 +862,9 @@
862 862  |=**Button**|=(% style="width: 1420px;" %)**Feature**
863 863  |**ACT**|(% style="width:1420px" %)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**
864 864  |**RST**|(% style="width:1420px" %)Reboot RS485
865 -|**PRO**|(% style="width:1420px" %)Use for upload image, see [[How to Update Image>>path:#upgrade_image]]
868 +|**PRO**|(% style="width:1420px" %)Use for upload image, see [[How to Update Image>>||anchor="H6.1Howtoupgradetheimage3F"]]
866 866  
867 867  
868 -
869 869  == 3.8 LEDs ==
870 870  
871 871  (% border="1" style="background-color:#f7faff; width:500px" %)
... ... @@ -874,7 +874,6 @@
874 874  |**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.
875 875  
876 876  
877 -
878 878  = 4. Case Study =
879 879  
880 880  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]]
... ... @@ -894,7 +894,7 @@
894 894  [[image:1654162368066-342.png]]
895 895  
896 896  
897 -More detail AT Command manual can be found at [[AT Command Manual>>||anchor="3.5ConfigureRS485-BLviaATorDownlink"]]
898 +More detail AT Command manual can be found at [[AT Command Manual>>https://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/]]
898 898  
899 899  
900 900  == 5.2 Common AT Command Sequence ==
... ... @@ -986,7 +986,9 @@
986 986  
987 987  **Step3: **Open flashloader; choose the correct COM port to update.
988 988  
990 +(((
989 989  (% style="color:blue" %) Hold down the PRO button and then momentarily press the RST reset button and the SYS led will change from OFF to ON, While SYS LED is RED ON, it means the RS485-LN is ready to be program.
992 +)))
990 990  
991 991  
992 992  [[image:image-20220602175818-12.png]]
... ... @@ -1071,30 +1071,60 @@
1071 1071  
1072 1072  = 10. FCC Caution for RS485LN-US915 =
1073 1073  
1077 +(((
1074 1074  Any Changes or modifications not expressly approved by the party responsible for compliance could void the user's authority to operate the equipment.
1079 +)))
1075 1075  
1081 +(((
1076 1076  This device complies with part 15 of the FCC Rules. Operation is subject to the following two conditions: (1) This device may not cause harmful interference, and (2) this device must accept any interference received, including interference that may cause undesired operation.
1083 +)))
1077 1077  
1085 +(((
1086 +
1087 +)))
1078 1078  
1089 +(((
1079 1079  **IMPORTANT NOTE:**
1091 +)))
1080 1080  
1093 +(((
1081 1081  **Note: **This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference in a residential installation. This equipment generates, uses and can radiate radio frequency energy and, if not installed and used in accordance with the instructions, may cause harmful interference to radio communications. However, there is no guarantee that interference will not occur in a particular installation. If this equipment does cause harmful interference to radio or television reception, which can be determined by turning the equipment off and on, the user is encouraged to try to correct the interference by one or more of the following measures:
1095 +)))
1082 1082  
1097 +(((
1083 1083  —Reorient or relocate the receiving antenna.
1099 +)))
1084 1084  
1101 +(((
1085 1085  —Increase the separation between the equipment and receiver.
1103 +)))
1086 1086  
1105 +(((
1087 1087  —Connect the equipment into an outlet on a circuit different from that to which the receiver is connected.
1107 +)))
1088 1088  
1109 +(((
1089 1089  —Consult the dealer or an experienced radio/TV technician for help.
1111 +)))
1090 1090  
1113 +(((
1114 +
1115 +)))
1091 1091  
1117 +(((
1092 1092  **FCC Radiation Exposure Statement:**
1119 +)))
1093 1093  
1121 +(((
1094 1094  This equipment complies with FCC radiation exposure limits set forth for an uncontrolled environment.This equipment should be installed and operated with minimum distance 20cm between the radiator& your body.
1123 +)))
1095 1095  
1096 1096  
1097 1097  = 11. Support =
1098 1098  
1099 -* Support is provided Monday to Friday, from 09:00 to 18:00 GMT+8. Due to different timezones we cannot offer live support. However, your questions will be answered as soon as possible in the before-mentioned schedule.
1100 -* Provide as much information as possible regarding your enquiry (product models, accurately describe your problem and steps to replicate it etc) and send a mail to [[support@dragino.com>>url:file:///D:/市场资料/说明书/LoRa/LT系列/support@dragino.com]].
1128 +* (((
1129 +Support is provided Monday to Friday, from 09:00 to 18:00 GMT+8. Due to different timezones we cannot offer live support. However, your questions will be answered as soon as possible in the before-mentioned schedule.
1130 +)))
1131 +* (((
1132 +Provide as much information as possible regarding your enquiry (product models, accurately describe your problem and steps to replicate it etc) and send a mail to [[support@dragino.com>>url:file:///D:/市场资料/说明书/LoRa/LT系列/support@dragino.com]].
1133 +)))

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