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 ... ... @@ -540,8 +540,8 @@ 540 540 541 541 542 542 543 -1. 544 -11. 534 +1. 535 +11. 545 545 111. Uplink on Interrupt 546 546 547 547 Put the interrupt sensor between 3.3v_out and GPIO ext.[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image022.png]] ... ... @@ -555,7 +555,7 @@ 555 555 AT+INTMOD=3 Interrupt trigger by rising edge. 556 556 557 557 558 -1. 549 +1. 559 559 11. Uplink Payload 560 560 561 561 |**Size(bytes)**|**2**|**1**|**Length depends on the return from the commands** ... ... @@ -617,15 +617,15 @@ 617 617 618 618 * **Sensor Related Commands**: These commands are special designed for RS485-BL. User can see these commands below: 619 619 620 -1. 621 -11. 611 +1. 612 +11. 622 622 111. Common Commands: 623 623 624 624 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]] 625 625 626 626 627 -1. 628 -11. 618 +1. 619 +11. 629 629 111. Sensor related commands: 630 630 631 631 ==== Choose Device Type (RS485 or TTL) ==== ... ... @@ -931,13 +931,13 @@ 931 931 932 932 933 933 934 -1. 925 +1. 935 935 11. Buttons 936 936 937 937 |**Button**|**Feature** 938 938 |**RST**|Reboot RS485-BL 939 939 940 -1. 931 +1. 941 941 11. +3V3 Output 942 942 943 943 RS485-BL has a Controllable +3V3 output, user can use this output to power external sensor. ... ... @@ -955,7 +955,7 @@ 955 955 By default, the AT+3V3T=0. This is a special case, means the +3V3 output is always on at any time 956 956 957 957 958 -1. 949 +1. 959 959 11. +5V Output 960 960 961 961 RS485-BL has a Controllable +5V output, user can use this output to power external sensor. ... ... @@ -975,13 +975,13 @@ 975 975 976 976 977 977 978 -1. 969 +1. 979 979 11. LEDs 980 980 981 981 |**LEDs**|**Feature** 982 982 |**LED1**|Blink when device transmit a packet. 983 983 984 -1. 975 +1. 985 985 11. Switch Jumper 986 986 987 987 |**Switch Jumper**|**Feature** ... ... @@ -1027,7 +1027,7 @@ 1027 1027 1028 1028 1029 1029 1030 -1. 1021 +1. 1031 1031 11. Common AT Command Sequence 1032 1032 111. Multi-channel ABP mode (Use with SX1301/LG308) 1033 1033 ... ... @@ -1046,8 +1046,8 @@ 1046 1046 1047 1047 ATZ 1048 1048 1049 -1. 1050 -11. 1040 +1. 1041 +11. 1051 1051 111. Single-channel ABP mode (Use with LG01/LG02) 1052 1052 1053 1053 AT+FDR Reset Parameters to Factory Default, Keys Reserve ... ... @@ -1122,7 +1122,7 @@ 1122 1122 [[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]] 1123 1123 1124 1124 1125 -1. 1116 +1. 1126 1126 11. How to change the LoRa Frequency Bands/Region? 1127 1127 1128 1128 User can follow the introduction for [[how to upgrade image>>path:#upgrade_image]]. When download the images, choose the required image file for download. ... ... @@ -1129,7 +1129,7 @@ 1129 1129 1130 1130 1131 1131 1132 -1. 1123 +1. 1133 1133 11. How many RS485-Slave can RS485-BL connects? 1134 1134 1135 1135 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]]. ... ... @@ -1146,7 +1146,7 @@ 1146 1146 1147 1147 1148 1148 1149 -1. 1140 +1. 1150 1150 11. Why I can’t join TTN V3 in US915 /AU915 bands? 1151 1151 1152 1152 It might about the channels mapping. Please see for detail.