Changes for page RS485-LN – RS485 to LoRaWAN Converter User Manual
Last modified by Bei Jinggeng on 2025/01/16 11:36
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... ... @@ -1,1 +1,1 @@ 1 -RS485-LN – RS485 to LoRaWAN Converter 1 +RS485-LN – RS485 to LoRaWAN Converter User Manual - Content
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... ... @@ -3,7 +3,6 @@ 3 3 4 4 5 5 6 -**RS485-LN – RS485 to LoRaWAN Converter User Manual** 7 7 8 8 9 9 ... ... @@ -25,6 +25,8 @@ 25 25 ((( 26 26 ((( 27 27 ((( 27 + 28 + 28 28 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. 29 29 ))) 30 30 ))) ... ... @@ -48,6 +48,8 @@ 48 48 49 49 ((( 50 50 (% 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]] 52 + 53 + 51 51 ))) 52 52 ))) 53 53 ))) ... ... @@ -93,7 +93,6 @@ 93 93 * Packet engine up to 256 bytes with CRC 94 94 95 95 96 - 97 97 == 1.3 Features == 98 98 99 99 * LoRaWAN Class A & Class C protocol (default Class C) ... ... @@ -106,7 +106,6 @@ 106 106 * Support Interrupt uplink (Since hardware version v1.2) 107 107 108 108 109 - 110 110 == 1.4 Applications == 111 111 112 112 * Smart Buildings & Home Automation ... ... @@ -117,7 +117,6 @@ 117 117 * Smart Factory 118 118 119 119 120 - 121 121 == 1.5 Firmware Change log == 122 122 123 123 [[RS485-LN Image files – Download link and Change log>>url:http://www.dragino.com/downloads/index.php?dir=RS485-LN/]] ... ... @@ -186,12 +186,13 @@ 186 186 187 187 [[image:1653268227651-549.png||height="592" width="720"]] 188 188 189 + 189 189 ((( 190 190 The LG308 is already set to connect to [[TTN V3 network >>path:https://www.thethingsnetwork.org/]]. So what we need to now is only configure the TTN V3: 191 191 ))) 192 192 193 193 ((( 194 -**Step 1**: Create a device in TTN V3 with the OTAA keys from RS485-LN. 195 +(% style="color:blue" %)**Step 1**(%%): Create a device in TTN V3 with the OTAA keys from RS485-LN. 195 195 ))) 196 196 197 197 ((( ... ... @@ -201,6 +201,7 @@ 201 201 202 202 [[image:1652953462722-299.png]] 203 203 205 + 204 204 ((( 205 205 ((( 206 206 User can enter this key in their LoRaWAN Server portal. Below is TTN V3 screen shot: ... ... @@ -207,7 +207,7 @@ 207 207 ))) 208 208 209 209 ((( 210 -Add APP EUI in the application. 212 +**Add APP EUI in the application.** 211 211 ))) 212 212 ))) 213 213 ... ... @@ -223,13 +223,15 @@ 223 223 224 224 [[image:1652953542269-423.png||height="710" width="723"]] 225 225 226 -Add APP KEY and DEV EUI 227 227 229 + 230 +**Add APP KEY and DEV EUI** 231 + 228 228 [[image:1652953553383-907.png||height="514" width="724"]] 229 229 230 230 231 231 ((( 232 -**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. 236 +(% 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. 233 233 ))) 234 234 235 235 [[image:1652953568895-172.png||height="232" width="724"]] ... ... @@ -240,7 +240,7 @@ 240 240 ((( 241 241 ((( 242 242 ((( 243 -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.247 +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-LNviaATorDownlink"]] or LoRaWAN Downlink Command to configure what commands RS485-LN should send for each sampling and how to handle the return from RS485 devices. 244 244 ))) 245 245 ))) 246 246 ... ... @@ -355,7 +355,7 @@ 355 355 During each sampling, the RS485-LN can support 15 commands to read sensors. And combine the return to one or several uplink payloads. 356 356 357 357 358 -**Each RS485 commands include two parts:** 362 +(% style="color:#037691" %)**Each RS485 commands include two parts:** 359 359 360 360 ~1. What commands RS485-LN will send to the RS485 sensors. There are total 15 commands from **AT+COMMAD1**, **ATCOMMAND2**,…, to **AT+COMMANDF**. All commands are of same grammar. 361 361 ... ... @@ -366,15 +366,14 @@ 366 366 367 367 After we got the valid value from each RS485 commands, we need to combine them together with the command **AT+DATAUP**. 368 368 369 - 370 370 Below are examples for the how above AT Commands works. 371 371 372 372 373 -**AT+COMMANDx : **This command will be sent to RS485 devices during each sampling, Max command length is 14 bytes. The grammar is: 376 +(% style="color:#037691" %)**AT+COMMANDx **(%%)**: **This command will be sent to RS485 devices during each sampling, Max command length is 14 bytes. The grammar is: 374 374 375 375 (% border="1" style="background-color:#4bacc6; color:white; width:499px" %) 376 376 |(% style="width:496px" %)((( 377 -**AT+COMMANDx=xx xx xx xx xx xx xx xx xx xx xx xx,m** 380 +(% style="color:#037691" %)**AT+COMMANDx=xx xx xx xx xx xx xx xx xx xx xx xx,m** 378 378 379 379 **xx xx xx xx xx xx xx xx xx xx xx xx: The RS485 command to be sent** 380 380 ... ... @@ -386,7 +386,7 @@ 386 386 In the RS485-LN, we should use this command AT+COMMAND1=01 03 0B B8 00 02,1 for the same. 387 387 388 388 389 -**AT+DATACUTx : **This command defines how to handle the return from AT+COMMANDx, max return length is 45 bytes. 392 +(% style="color:#037691" %)**AT+DATACUTx **(%%)**: **This command defines how to handle the return from AT+COMMANDx, max return length is 45 bytes. 390 390 391 391 (% border="1" style="background-color:#4bacc6; color:white; width:510px" %) 392 392 |(% style="width:510px" %)((( ... ... @@ -399,20 +399,21 @@ 399 399 400 400 **Examples:** 401 401 402 -* Grab bytes :405 +* (% style="color:#037691" %)**Grab bytes** 403 403 404 404 [[image:image-20220602153621-1.png]] 405 405 406 406 407 -* Grab a section .410 +* (% style="color:#037691" %)**Grab a section** 408 408 409 409 [[image:image-20220602153621-2.png]] 410 410 411 411 412 -* Grab different sections .415 +* (% style="color:#037691" %)**Grab different sections** 413 413 414 414 [[image:image-20220602153621-3.png]] 415 415 419 + 416 416 417 417 ))) 418 418 ... ... @@ -492,6 +492,7 @@ 492 492 [[image:1654157178836-407.png]] 493 493 494 494 499 + 495 495 === 3.3.5 Uplink on demand === 496 496 497 497 Except uplink periodically, RS485-LN is able to uplink on demand. The server send downlink command to RS485-LN and RS485 will uplink data base on the command. ... ... @@ -521,7 +521,7 @@ 521 521 Below is the decoder for the first 3 bytes. The rest bytes are dynamic depends on different RS485 sensors. 522 522 523 523 524 -== 3.5 Configure RS485- BL via AT or Downlink ==529 +== 3.5 Configure RS485-LN via AT or Downlink == 525 525 526 526 ((( 527 527 User can configure RS485-LN via AT Commands or LoRaWAN Downlink Commands ... ... @@ -563,7 +563,7 @@ 563 563 564 564 565 565 566 -==== **RS485 Debug Command** ==== 571 +==== (% style="color:#037691" %)**RS485 Debug Command**(%%) ==== 567 567 568 568 ((( 569 569 This command is used to configure the RS485 devices; they won’t be used during sampling. ... ... @@ -570,15 +570,12 @@ 570 570 ))) 571 571 572 572 * ((( 573 -**AT Command** 574 -))) 578 +(% style="color:#037691" %)**AT Command** 575 575 576 -(% class="box infomessage" %) 577 -((( 578 -((( 579 579 **AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,m** 581 + 582 + 580 580 ))) 581 -))) 582 582 583 583 ((( 584 584 m: 0: no CRC, 1: add CRC-16/MODBUS in the end of this command ... ... @@ -585,7 +585,7 @@ 585 585 ))) 586 586 587 587 * ((( 588 -**Downlink Payload** 590 +(% style="color:#037691" %)**Downlink Payload** 589 589 ))) 590 590 591 591 ((( ... ... @@ -687,7 +687,7 @@ 687 687 ==== **Set Payload version** ==== 688 688 689 689 ((( 690 -This is the first byte of the uplink payload. RS485- BL can connect to different sensors. User can set the PAYVER field to tell server how to decode the current payload.692 +This is the first byte of the uplink payload. RS485-LN can connect to different sensors. User can set the PAYVER field to tell server how to decode the current payload. 691 691 ))) 692 692 693 693 * ((( ... ... @@ -785,7 +785,7 @@ 785 785 XX XX XX XX: AT+COMMAND or AT+DATACUT command 786 786 ))) 787 787 * ((( 788 -YY: If YY=0, RS485- BL will execute the downlink command without uplink; if YY=1, RS485-LN will execute an uplink after got this command.790 +YY: If YY=0, RS485-LN will execute the downlink command without uplink; if YY=1, RS485-LN will execute an uplink after got this command. 789 789 ))) 790 790 791 791 ((( ... ... @@ -1206,8 +1206,6 @@ 1206 1206 |(% style="width:50px" %)**RST**|(% style="width:361px" %)Reboot RS485 1207 1207 |(% style="width:50px" %)**PRO**|(% style="width:361px" %)Use for upload image, see [[How to Update Image>>||anchor="H6.1Howtoupgradetheimage3F"]] 1208 1208 1209 - 1210 - 1211 1211 == 3.8 LEDs == 1212 1212 1213 1213 ... ... @@ -1216,8 +1216,6 @@ 1216 1216 |**PWR**|Always on if there is power 1217 1217 |**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. 1218 1218 1219 - 1220 - 1221 1221 = 4. Case Study = 1222 1222 1223 1223 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]] ... ... @@ -1228,7 +1228,7 @@ 1228 1228 == 5.1 Access AT Command == 1229 1229 1230 1230 ((( 1231 -RS485- BL supports AT Command set. User can use a USB to TTL adapter plus the 3.5mm Program Cable to connect to RS485-BL to use AT command, as below.1229 +RS485-LN supports AT Command set. User can use a USB to TTL adapter plus the 3.5mm Program Cable to connect to RS485-LN to use AT command, as below. 1232 1232 ))) 1233 1233 1234 1234 [[image:1654162355560-817.png]] ... ... @@ -1235,7 +1235,7 @@ 1235 1235 1236 1236 1237 1237 ((( 1238 -In PC, User needs to set (% style="color:blue" %)**serial tool**(%%)(such as [[putty>>url:https://www.chiark.greenend.org.uk/~~sgtatham/putty/latest.html]], SecureCRT) baud rate to (% style="color:green" %)**9600**(%%) to access to access serial console of RS485- BL. The default password is 123456. Below is the output for reference:1236 +In PC, User needs to set (% style="color:blue" %)**serial tool**(%%)(such as [[putty>>url:https://www.chiark.greenend.org.uk/~~sgtatham/putty/latest.html]], SecureCRT) baud rate to (% style="color:green" %)**9600**(%%) to access to access serial console of RS485-LN. The default password is 123456. Below is the output for reference: 1239 1239 ))) 1240 1240 1241 1241 [[image:1654162368066-342.png]] ... ... @@ -1384,9 +1384,9 @@ 1384 1384 User can follow the introduction for [[how to upgrade image>>||anchor="H6.1Howtoupgradetheimage3F"]]. When download the images, choose the required image file for download. 1385 1385 1386 1386 1387 -== 6.3 How many RS485-Slave can RS485- BL connects? ==1385 +== 6.3 How many RS485-Slave can RS485-LN connects? == 1388 1388 1389 -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>>||anchor="H3.3.3Configurereadcommandsforeachsampling"]].1387 +The RS485-LN can support max 32 RS485 devices. Each uplink command of RS485-LN can support max 16 different RS485 command. So RS485-LN 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>>||anchor="H3.3.3Configurereadcommandsforeachsampling"]]. 1390 1390 1391 1391 1392 1392 == 6.4 Compatible question to ChirpStack and TTI LoRaWAN server ? ==