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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... ... @@ -77,6 +77,7 @@ 77 77 * Packet engine up to 256 bytes with CRC. 78 78 79 79 80 + 80 80 == 1.3 Features == 81 81 82 82 * LoRaWAN Class A & Class C protocol (default Class C) ... ... @@ -89,6 +89,7 @@ 89 89 * Support Interrupt uplink (Since hardware version v1.2) 90 90 91 91 93 + 92 92 == 1.4 Applications == 93 93 94 94 * Smart Buildings & Home Automation ... ... @@ -99,6 +99,7 @@ 99 99 * Smart Factory 100 100 101 101 104 + 102 102 == 1.5 Firmware Change log == 103 103 104 104 [[RS485-LN Image files – Download link and Change log>>url:http://www.dragino.com/downloads/index.php?dir=RS485-LN/]] ... ... @@ -287,6 +287,7 @@ 287 287 ))) 288 288 289 289 293 + 290 290 === 3.3.2 Configure sensors === 291 291 292 292 ((( ... ... @@ -306,6 +306,7 @@ 306 306 )))|(% style="width:256px" %)AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,m 307 307 308 308 313 + 309 309 === 3.3.3 Configure read commands for each sampling === 310 310 311 311 ((( ... ... @@ -324,9 +324,11 @@ 324 324 325 325 2. How to get wanted value the from RS485 sensors returns from by 1). There are total 15 AT Commands to handle the return, commands are **AT+DATACUT1**,**AT+DATACUT2**,…, **AT+DATACUTF** corresponding to the commands from 1). All commands are of same grammar. 326 326 327 -3. Some RS485 device might has longer delay on reply, so user can use AT+CMDDL to set the timeout for getting reply after the RS485 command is sent. For example **AT+CMDDL1=1000** to send the open time to 1000ms332 +3. Some RS485 device might has longer delay on reply, so user can use AT+CMDDL to set the timeout for getting reply after the RS485 command is sent. For example 328 328 334 +**AT+CMDDL1=1000** to send the open time to 1000ms 329 329 336 + 330 330 After we got the valid value from each RS485 commands, we need to combine them together with the command **AT+DATAUP**. 331 331 332 332 ... ... @@ -357,9 +357,10 @@ 357 357 358 358 * **a: length for the return of AT+COMMAND** 359 359 * **b:1: grab valid value by byte, max 6 bytes. 2: grab valid value by bytes section, max 3 sections.** 360 -* **c: define the position for valid value. 367 +* **c: define the position for valid value. ** 361 361 ))) 362 362 370 + 363 363 **Examples:** 364 364 365 365 * Grab bytes: ... ... @@ -383,14 +383,10 @@ 383 383 384 384 ((( 385 385 Through AT+COMMANDx and AT+DATACUTx we got valid value from each RS485 commands, Assume these valid value are RETURN1, RETURN2, .., to RETURNx. The next step is how to compose the LoRa Uplink Payload by these RETURNs. The command is **AT+DATAUP.** 386 - 387 - 388 388 ))) 389 389 390 390 ((( 391 -(% style="color:#037691" %)**Examples: AT+DATAUP=0** 392 - 393 - 397 +(% style="color:#4f81bd" %)**Examples: AT+DATAUP=0** 394 394 ))) 395 395 396 396 ((( ... ... @@ -411,10 +411,8 @@ 411 411 412 412 [[image:1653269759169-150.png||height="513" width="716"]] 413 413 414 - 415 415 (% style="color:#4f81bd" %)**Examples: AT+DATAUP=1** 416 416 417 - 418 418 Compose the uplink payload with value returns in sequence and send with (% style="color:red" %)**Multiply UPLINKs**. 419 419 420 420 Final Payload is ... ... @@ -465,8 +465,8 @@ 465 465 466 466 467 467 468 -1. 469 -11. 470 +1. 471 +11. 470 470 111. Uplink on Interrupt 471 471 472 472 Put the interrupt sensor between 3.3v_out and GPIO ext.[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image022.png]] ... ... @@ -480,7 +480,7 @@ 480 480 AT+INTMOD=3 Interrupt trigger by rising edge. 481 481 482 482 483 -1. 485 +1. 484 484 11. Uplink Payload 485 485 486 486 |**Size(bytes)**|**2**|**1**|**Length depends on the return from the commands** ... ... @@ -542,15 +542,15 @@ 542 542 543 543 * **Sensor Related Commands**: These commands are special designed for RS485-BL. User can see these commands below: 544 544 545 -1. 546 -11. 547 +1. 548 +11. 547 547 111. Common Commands: 548 548 549 549 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]] 550 550 551 551 552 -1. 553 -11. 554 +1. 555 +11. 554 554 111. Sensor related commands: 555 555 556 556 ==== Choose Device Type (RS485 or TTL) ==== ... ... @@ -856,13 +856,13 @@ 856 856 857 857 858 858 859 -1. 861 +1. 860 860 11. Buttons 861 861 862 862 |**Button**|**Feature** 863 863 |**RST**|Reboot RS485-BL 864 864 865 -1. 867 +1. 866 866 11. +3V3 Output 867 867 868 868 RS485-BL has a Controllable +3V3 output, user can use this output to power external sensor. ... ... @@ -880,7 +880,7 @@ 880 880 By default, the AT+3V3T=0. This is a special case, means the +3V3 output is always on at any time 881 881 882 882 883 -1. 885 +1. 884 884 11. +5V Output 885 885 886 886 RS485-BL has a Controllable +5V output, user can use this output to power external sensor. ... ... @@ -900,13 +900,13 @@ 900 900 901 901 902 902 903 -1. 905 +1. 904 904 11. LEDs 905 905 906 906 |**LEDs**|**Feature** 907 907 |**LED1**|Blink when device transmit a packet. 908 908 909 -1. 911 +1. 910 910 11. Switch Jumper 911 911 912 912 |**Switch Jumper**|**Feature** ... ... @@ -952,7 +952,7 @@ 952 952 953 953 954 954 955 -1. 957 +1. 956 956 11. Common AT Command Sequence 957 957 111. Multi-channel ABP mode (Use with SX1301/LG308) 958 958 ... ... @@ -971,8 +971,8 @@ 971 971 972 972 ATZ 973 973 974 -1. 975 -11. 976 +1. 977 +11. 976 976 111. Single-channel ABP mode (Use with LG01/LG02) 977 977 978 978 AT+FDR Reset Parameters to Factory Default, Keys Reserve ... ... @@ -1047,7 +1047,7 @@ 1047 1047 [[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]] 1048 1048 1049 1049 1050 -1. 1052 +1. 1051 1051 11. How to change the LoRa Frequency Bands/Region? 1052 1052 1053 1053 User can follow the introduction for [[how to upgrade image>>path:#upgrade_image]]. When download the images, choose the required image file for download. ... ... @@ -1054,7 +1054,7 @@ 1054 1054 1055 1055 1056 1056 1057 -1. 1059 +1. 1058 1058 11. How many RS485-Slave can RS485-BL connects? 1059 1059 1060 1060 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]]. ... ... @@ -1071,7 +1071,7 @@ 1071 1071 1072 1072 1073 1073 1074 -1. 1076 +1. 1075 1075 11. Why I can’t join TTN V3 in US915 /AU915 bands? 1076 1076 1077 1077 It might about the channels mapping. Please see for detail.