Changes for page RS485-LN – RS485 to LoRaWAN Converter User Manual
Last modified by Karry Zhuang on 2025/03/06 16:34
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... ... @@ -18,30 +18,28 @@ 18 18 19 19 ((( 20 20 ((( 21 -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.21 +The Dragino RS485-LN is a **RS485 to LoRaWAN Converter**. It converts the RS485 signal into LoRaWAN wireless signal which simplify the IoT installation and reduce the installation/maintaining cost. 22 22 ))) 23 23 24 24 ((( 25 -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.25 +RS485-LN allows user to **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. 26 26 ))) 27 27 28 28 ((( 29 - (% 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.29 +**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. 30 30 ))) 31 31 32 32 ((( 33 - (% 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.33 +**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. 34 34 35 - (% 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]]35 +**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]] 36 36 ))) 37 37 ))) 38 38 39 39 [[image:1653267211009-519.png||height="419" width="724"]] 40 40 41 - 42 42 == 1.2 Specifications == 43 43 44 - 45 45 **Hardware System:** 46 46 47 47 * STM32L072CZT6 MCU ... ... @@ -48,6 +48,8 @@ 48 48 * SX1276/78 Wireless Chip 49 49 * Power Consumption (exclude RS485 device): 50 50 ** Idle: 32mA@12v 49 + 50 +* 51 51 ** 20dB Transmit: 65mA@12v 52 52 53 53 **Interface for Model:** ... ... @@ -76,8 +76,6 @@ 76 76 * Automatic RF Sense and CAD with ultra-fast AFC. 77 77 * Packet engine up to 256 bytes with CRC. 78 78 79 - 80 - 81 81 == 1.3 Features == 82 82 83 83 * LoRaWAN Class A & Class C protocol (default Class C) ... ... @@ -89,8 +89,6 @@ 89 89 * Support Modbus protocol 90 90 * Support Interrupt uplink (Since hardware version v1.2) 91 91 92 - 93 - 94 94 == 1.4 Applications == 95 95 96 96 * Smart Buildings & Home Automation ... ... @@ -100,13 +100,10 @@ 100 100 * Smart Cities 101 101 * Smart Factory 102 102 103 - 104 - 105 105 == 1.5 Firmware Change log == 106 106 107 107 [[RS485-LN Image files – Download link and Change log>>url:http://www.dragino.com/downloads/index.php?dir=RS485-LN/]] 108 108 109 - 110 110 == 1.6 Hardware Change log == 111 111 112 112 ((( ... ... @@ -114,8 +114,6 @@ 114 114 v1.2: Add External Interrupt Pin. 115 115 116 116 v1.0: Release 117 - 118 - 119 119 ))) 120 120 ))) 121 121 ... ... @@ -132,8 +132,6 @@ 132 132 ))) 133 133 134 134 [[image:1653268091319-405.png]] 135 - 136 - 137 137 ))) 138 138 139 139 = 3. Operation Mode = ... ... @@ -142,8 +142,6 @@ 142 142 143 143 ((( 144 144 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. 145 - 146 - 147 147 ))) 148 148 149 149 == 3.2 Example to join LoRaWAN network == ... ... @@ -544,8 +544,8 @@ 544 544 545 545 546 546 547 -1. 548 -11. 534 +1. 535 +11. 549 549 111. Uplink on Interrupt 550 550 551 551 Put the interrupt sensor between 3.3v_out and GPIO ext.[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image022.png]] ... ... @@ -559,7 +559,7 @@ 559 559 AT+INTMOD=3 Interrupt trigger by rising edge. 560 560 561 561 562 -1. 549 +1. 563 563 11. Uplink Payload 564 564 565 565 |**Size(bytes)**|**2**|**1**|**Length depends on the return from the commands** ... ... @@ -621,15 +621,15 @@ 621 621 622 622 * **Sensor Related Commands**: These commands are special designed for RS485-BL. User can see these commands below: 623 623 624 -1. 625 -11. 611 +1. 612 +11. 626 626 111. Common Commands: 627 627 628 628 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: [[http:~~/~~/wiki.dragino.com/index.php?title=End_Device_AT_Commands_and_Downlink_Commands>>url:http://wiki.dragino.com/index.php?title=End_Device_AT_Commands_and_Downlink_Commands]] 629 629 630 630 631 -1. 632 -11. 618 +1. 619 +11. 633 633 111. Sensor related commands: 634 634 635 635 ==== Choose Device Type (RS485 or TTL) ==== ... ... @@ -935,13 +935,13 @@ 935 935 936 936 937 937 938 -1. 925 +1. 939 939 11. Buttons 940 940 941 941 |**Button**|**Feature** 942 942 |**RST**|Reboot RS485-BL 943 943 944 -1. 931 +1. 945 945 11. +3V3 Output 946 946 947 947 RS485-BL has a Controllable +3V3 output, user can use this output to power external sensor. ... ... @@ -959,7 +959,7 @@ 959 959 By default, the AT+3V3T=0. This is a special case, means the +3V3 output is always on at any time 960 960 961 961 962 -1. 949 +1. 963 963 11. +5V Output 964 964 965 965 RS485-BL has a Controllable +5V output, user can use this output to power external sensor. ... ... @@ -979,13 +979,13 @@ 979 979 980 980 981 981 982 -1. 969 +1. 983 983 11. LEDs 984 984 985 985 |**LEDs**|**Feature** 986 986 |**LED1**|Blink when device transmit a packet. 987 987 988 -1. 975 +1. 989 989 11. Switch Jumper 990 990 991 991 |**Switch Jumper**|**Feature** ... ... @@ -1031,7 +1031,7 @@ 1031 1031 1032 1032 1033 1033 1034 -1. 1021 +1. 1035 1035 11. Common AT Command Sequence 1036 1036 111. Multi-channel ABP mode (Use with SX1301/LG308) 1037 1037 ... ... @@ -1050,8 +1050,8 @@ 1050 1050 1051 1051 ATZ 1052 1052 1053 -1. 1054 -11. 1040 +1. 1041 +11. 1055 1055 111. Single-channel ABP mode (Use with LG01/LG02) 1056 1056 1057 1057 AT+FDR Reset Parameters to Factory Default, Keys Reserve ... ... @@ -1126,7 +1126,7 @@ 1126 1126 [[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image035.png]] [[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image036.png]] 1127 1127 1128 1128 1129 -1. 1116 +1. 1130 1130 11. How to change the LoRa Frequency Bands/Region? 1131 1131 1132 1132 User can follow the introduction for [[how to upgrade image>>path:#upgrade_image]]. When download the images, choose the required image file for download. ... ... @@ -1133,7 +1133,7 @@ 1133 1133 1134 1134 1135 1135 1136 -1. 1123 +1. 1137 1137 11. How many RS485-Slave can RS485-BL connects? 1138 1138 1139 1139 The RS485-BL can support max 32 RS485 devices. Each uplink command of RS485-BL can support max 16 different RS485 command. So RS485-BL 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>>path:#downlink_A8]]. ... ... @@ -1150,7 +1150,7 @@ 1150 1150 1151 1151 1152 1152 1153 -1. 1140 +1. 1154 1154 11. Why I can’t join TTN V3 in US915 /AU915 bands? 1155 1155 1156 1156 It might about the channels mapping. Please see for detail.