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 ))) ... ... @@ -92,6 +92,8 @@ 92 92 * Automatic RF Sense and CAD with ultra-fast AFC. 93 93 * Packet engine up to 256 bytes with CRC 94 94 98 + 99 + 95 95 == 1.3 Features == 96 96 97 97 * LoRaWAN Class A & Class C protocol (default Class C) ... ... @@ -103,6 +103,8 @@ 103 103 * Support Modbus protocol 104 104 * Support Interrupt uplink (Since hardware version v1.2) 105 105 111 + 112 + 106 106 == 1.4 Applications == 107 107 108 108 * Smart Buildings & Home Automation ... ... @@ -112,6 +112,8 @@ 112 112 * Smart Cities 113 113 * Smart Factory 114 114 122 + 123 + 115 115 == 1.5 Firmware Change log == 116 116 117 117 [[RS485-LN Image files – Download link and Change log>>url:http://www.dragino.com/downloads/index.php?dir=RS485-LN/]] ... ... @@ -180,12 +180,13 @@ 180 180 181 181 [[image:1653268227651-549.png||height="592" width="720"]] 182 182 192 + 183 183 ((( 184 184 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: 185 185 ))) 186 186 187 187 ((( 188 -**Step 1**: Create a device in TTN V3 with the OTAA keys from RS485-LN. 198 +(% style="color:blue" %)**Step 1**(%%): Create a device in TTN V3 with the OTAA keys from RS485-LN. 189 189 ))) 190 190 191 191 ((( ... ... @@ -195,6 +195,7 @@ 195 195 196 196 [[image:1652953462722-299.png]] 197 197 208 + 198 198 ((( 199 199 ((( 200 200 User can enter this key in their LoRaWAN Server portal. Below is TTN V3 screen shot: ... ... @@ -201,7 +201,7 @@ 201 201 ))) 202 202 203 203 ((( 204 -Add APP EUI in the application. 215 +**Add APP EUI in the application.** 205 205 ))) 206 206 ))) 207 207 ... ... @@ -217,13 +217,15 @@ 217 217 218 218 [[image:1652953542269-423.png||height="710" width="723"]] 219 219 220 -Add APP KEY and DEV EUI 221 221 232 + 233 +**Add APP KEY and DEV EUI** 234 + 222 222 [[image:1652953553383-907.png||height="514" width="724"]] 223 223 224 224 225 225 ((( 226 -**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. 239 +(% 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. 227 227 ))) 228 228 229 229 [[image:1652953568895-172.png||height="232" width="724"]] ... ... @@ -234,7 +234,7 @@ 234 234 ((( 235 235 ((( 236 236 ((( 237 -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.250 +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. 238 238 ))) 239 239 ))) 240 240 ... ... @@ -310,6 +310,8 @@ 310 310 ))) 311 311 312 312 326 + 327 + 313 313 === 3.3.2 Configure sensors === 314 314 315 315 ((( ... ... @@ -321,14 +321,19 @@ 321 321 (% border="1" cellspacing="10" style="background-color:#ffffcc; color:green; width:510px" %) 322 322 |=(% style="width: 110px;" %)**AT Commands**|=(% style="width: 190px;" %)**Description**|=(% style="width: 190px;" %)**Example** 323 323 |AT+CFGDEV|(% style="width:110px" %)((( 339 +((( 324 324 This command is used to configure the RS485/TTL devices; they won’t be used during sampling. 341 +))) 325 325 343 +((( 326 326 AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx, 345 +))) 327 327 347 +((( 328 328 mm: 0: no CRC, 1: add CRC-16/MODBUS in the end of this command 349 +))) 329 329 )))|(% style="width:190px" %)AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,m 330 330 331 - 332 332 === 3.3.3 Configure read commands for each sampling === 333 333 334 334 ((( ... ... @@ -341,7 +341,7 @@ 341 341 During each sampling, the RS485-LN can support 15 commands to read sensors. And combine the return to one or several uplink payloads. 342 342 343 343 344 -**Each RS485 commands include two parts:** 364 +(% style="color:#037691" %)**Each RS485 commands include two parts:** 345 345 346 346 ~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. 347 347 ... ... @@ -356,11 +356,11 @@ 356 356 Below are examples for the how above AT Commands works. 357 357 358 358 359 -**AT+COMMANDx : **This command will be sent to RS485 devices during each sampling, Max command length is 14 bytes. The grammar is: 379 +(% 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: 360 360 361 361 (% border="1" style="background-color:#4bacc6; color:white; width:499px" %) 362 362 |(% style="width:496px" %)((( 363 -**AT+COMMANDx=xx xx xx xx xx xx xx xx xx xx xx xx,m** 383 +(% style="color:#037691" %)**AT+COMMANDx=xx xx xx xx xx xx xx xx xx xx xx xx,m** 364 364 365 365 **xx xx xx xx xx xx xx xx xx xx xx xx: The RS485 command to be sent** 366 366 ... ... @@ -372,7 +372,7 @@ 372 372 In the RS485-LN, we should use this command AT+COMMAND1=01 03 0B B8 00 02,1 for the same. 373 373 374 374 375 -**AT+DATACUTx : **This command defines how to handle the return from AT+COMMANDx, max return length is 45 bytes. 395 +(% style="color:#037691" %)**AT+DATACUTx **(%%)**: **This command defines how to handle the return from AT+COMMANDx, max return length is 45 bytes. 376 376 377 377 (% border="1" style="background-color:#4bacc6; color:white; width:510px" %) 378 378 |(% style="width:510px" %)((( ... ... @@ -385,20 +385,21 @@ 385 385 386 386 **Examples:** 387 387 388 -* Grab bytes :408 +* (% style="color:#037691" %)**Grab bytes** 389 389 390 390 [[image:image-20220602153621-1.png]] 391 391 392 392 393 -* Grab a section .413 +* (% style="color:#037691" %)**Grab a section** 394 394 395 395 [[image:image-20220602153621-2.png]] 396 396 397 397 398 -* Grab different sections .418 +* (% style="color:#037691" %)**Grab different sections** 399 399 400 400 [[image:image-20220602153621-3.png]] 401 401 422 + 402 402 403 403 ))) 404 404 ... ... @@ -507,7 +507,7 @@ 507 507 Below is the decoder for the first 3 bytes. The rest bytes are dynamic depends on different RS485 sensors. 508 508 509 509 510 -== 3.5 Configure RS485- BL via AT or Downlink ==531 +== 3.5 Configure RS485-LN via AT or Downlink == 511 511 512 512 ((( 513 513 User can configure RS485-LN via AT Commands or LoRaWAN Downlink Commands ... ... @@ -673,7 +673,7 @@ 673 673 ==== **Set Payload version** ==== 674 674 675 675 ((( 676 -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.697 +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. 677 677 ))) 678 678 679 679 * ((( ... ... @@ -771,7 +771,7 @@ 771 771 XX XX XX XX: AT+COMMAND or AT+DATACUT command 772 772 ))) 773 773 * ((( 774 -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.795 +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. 775 775 ))) 776 776 777 777 ((( ... ... @@ -1186,13 +1186,12 @@ 1186 1186 == 3.7 Buttons == 1187 1187 1188 1188 1189 -(% border="1" cellspacing="10" style="background-color:#f7faff; width:40 0px" %)1190 -|=(% style="width: 50px;" %)**Button**|=(% style="width: 3 50px;" %)**Feature**1191 -|(% style="width:50px" %)**ACT**|(% style="width:3 50px" %)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**1192 -|(% style="width:50px" %)**RST**|(% style="width:3 50px" %)Reboot RS4851193 -|(% style="width:50px" %)**PRO**|(% style="width:3 50px" %)Use for upload image, see [[How to Update Image>>||anchor="H6.1Howtoupgradetheimage3F"]]1210 +(% border="1" cellspacing="10" style="background-color:#f7faff; width:430px" %) 1211 +|=(% style="width: 50px;" %)**Button**|=(% style="width: 361px;" %)**Feature** 1212 +|(% style="width:50px" %)**ACT**|(% style="width:361px" %)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** 1213 +|(% style="width:50px" %)**RST**|(% style="width:361px" %)Reboot RS485 1214 +|(% style="width:50px" %)**PRO**|(% style="width:361px" %)Use for upload image, see [[How to Update Image>>||anchor="H6.1Howtoupgradetheimage3F"]] 1194 1194 1195 - 1196 1196 == 3.8 LEDs == 1197 1197 1198 1198 ... ... @@ -1201,7 +1201,6 @@ 1201 1201 |**PWR**|Always on if there is power 1202 1202 |**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. 1203 1203 1204 - 1205 1205 = 4. Case Study = 1206 1206 1207 1207 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]] ... ... @@ -1212,7 +1212,7 @@ 1212 1212 == 5.1 Access AT Command == 1213 1213 1214 1214 ((( 1215 -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.1234 +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. 1216 1216 ))) 1217 1217 1218 1218 [[image:1654162355560-817.png]] ... ... @@ -1219,7 +1219,7 @@ 1219 1219 1220 1220 1221 1221 ((( 1222 -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:1241 +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: 1223 1223 ))) 1224 1224 1225 1225 [[image:1654162368066-342.png]] ... ... @@ -1368,9 +1368,9 @@ 1368 1368 User can follow the introduction for [[how to upgrade image>>||anchor="H6.1Howtoupgradetheimage3F"]]. When download the images, choose the required image file for download. 1369 1369 1370 1370 1371 -== 6.3 How many RS485-Slave can RS485- BL connects? ==1390 +== 6.3 How many RS485-Slave can RS485-LN connects? == 1372 1372 1373 -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"]].1392 +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"]]. 1374 1374 1375 1375 1376 1376 == 6.4 Compatible question to ChirpStack and TTI LoRaWAN server ? ==