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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... ... @@ -69,11 +69,15 @@ 69 69 ** Idle: 32mA@12v 70 70 ** 20dB Transmit: 65mA@12v 71 71 72 + 73 + 72 72 **Interface for Model:** 73 73 74 74 * RS485 75 75 * Power Input 7~~ 24V DC. 76 76 79 + 80 + 77 77 **LoRa Spec:** 78 78 79 79 * Frequency Range: ... ... @@ -96,6 +96,8 @@ 96 96 * Packet engine up to 256 bytes with CRC 97 97 98 98 103 + 104 + 99 99 == 1.3 Features == 100 100 101 101 * LoRaWAN Class A & Class C protocol (default Class C) ... ... @@ -108,6 +108,8 @@ 108 108 * Support Interrupt uplink (Since hardware version v1.2) 109 109 110 110 117 + 118 + 111 111 == 1.4 Applications == 112 112 113 113 * Smart Buildings & Home Automation ... ... @@ -118,6 +118,8 @@ 118 118 * Smart Factory 119 119 120 120 129 + 130 + 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/]] ... ... @@ -192,7 +192,7 @@ 192 192 ))) 193 193 194 194 ((( 195 -(% style="color:blue" %) **Step 1**(%%): Create a device in TTN V3 with the OTAA keys from RS485-LN.205 +**(% style="color:blue" %)Step 1**(%%): Create a device in TTN V3 with the OTAA keys from RS485-LN. 196 196 ))) 197 197 198 198 ((( ... ... @@ -233,7 +233,7 @@ 233 233 234 234 235 235 ((( 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.246 +**(% 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. 237 237 ))) 238 238 239 239 [[image:1652953568895-172.png||height="232" width="724"]] ... ... @@ -244,7 +244,7 @@ 244 244 ((( 245 245 ((( 246 246 ((( 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-L NviaATorDownlink"]] or LoRaWAN Downlink Command to configure what commands RS485-LN should send for each sampling and how to handle the return from RS485 devices.257 +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. 248 248 ))) 249 249 ))) 250 250 ... ... @@ -319,8 +319,6 @@ 319 319 ))) 320 320 ))) 321 321 322 - 323 - 324 324 === 3.3.2 Configure sensors === 325 325 326 326 ((( ... ... @@ -345,8 +345,6 @@ 345 345 ))) 346 346 )))|(% style="width:190px" %)AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,m 347 347 348 - 349 - 350 350 === 3.3.3 Configure read commands for each sampling === 351 351 352 352 ((( ... ... @@ -359,7 +359,7 @@ 359 359 During each sampling, the RS485-LN can support 15 commands to read sensors. And combine the return to one or several uplink payloads. 360 360 361 361 362 - (% style="color:#037691" %)**Each RS485 commands include two parts:**368 +**Each RS485 commands include two parts:** 363 363 364 364 ~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. 365 365 ... ... @@ -370,14 +370,15 @@ 370 370 371 371 After we got the valid value from each RS485 commands, we need to combine them together with the command **AT+DATAUP**. 372 372 379 + 373 373 Below are examples for the how above AT Commands works. 374 374 375 375 376 - (% 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:383 +**AT+COMMANDx : **This command will be sent to RS485 devices during each sampling, Max command length is 14 bytes. The grammar is: 377 377 378 378 (% border="1" style="background-color:#4bacc6; color:white; width:499px" %) 379 379 |(% style="width:496px" %)((( 380 - (% style="color:#037691" %)**AT+COMMANDx=xx xx xx xx xx xx xx xx xx xx xx xx,m**387 +**AT+COMMANDx=xx xx xx xx xx xx xx xx xx xx xx xx,m** 381 381 382 382 **xx xx xx xx xx xx xx xx xx xx xx xx: The RS485 command to be sent** 383 383 ... ... @@ -389,7 +389,7 @@ 389 389 In the RS485-LN, we should use this command AT+COMMAND1=01 03 0B B8 00 02,1 for the same. 390 390 391 391 392 - (% style="color:#037691" %)**AT+DATACUTx**(%%)**: **This command defines how to handle the return from AT+COMMANDx, max return length is 45 bytes.399 +**AT+DATACUTx : **This command defines how to handle the return from AT+COMMANDx, max return length is 45 bytes. 393 393 394 394 (% border="1" style="background-color:#4bacc6; color:white; width:510px" %) 395 395 |(% style="width:510px" %)((( ... ... @@ -402,21 +402,20 @@ 402 402 403 403 **Examples:** 404 404 405 -* (% style="color:#037691" %)**Grab bytes**412 +* Grab bytes: 406 406 407 407 [[image:image-20220602153621-1.png]] 408 408 409 409 410 -* (% style="color:#037691" %)**Grab a section**417 +* Grab a section. 411 411 412 412 [[image:image-20220602153621-2.png]] 413 413 414 414 415 -* (% style="color:#037691" %)**Grab different sections**422 +* Grab different sections. 416 416 417 417 [[image:image-20220602153621-3.png]] 418 418 419 - 420 420 421 421 ))) 422 422 ... ... @@ -496,7 +496,6 @@ 496 496 [[image:1654157178836-407.png]] 497 497 498 498 499 - 500 500 === 3.3.5 Uplink on demand === 501 501 502 502 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. ... ... @@ -526,7 +526,7 @@ 526 526 Below is the decoder for the first 3 bytes. The rest bytes are dynamic depends on different RS485 sensors. 527 527 528 528 529 -== 3.5 Configure RS485-L Nvia AT or Downlink ==534 +== 3.5 Configure RS485-BL via AT or Downlink == 530 530 531 531 ((( 532 532 User can configure RS485-LN via AT Commands or LoRaWAN Downlink Commands ... ... @@ -568,7 +568,7 @@ 568 568 569 569 570 570 571 -==== (% style="color:#037691" %)**RS485 Debug Command**(%%)====576 +==== **RS485 Debug Command** ==== 572 572 573 573 ((( 574 574 This command is used to configure the RS485 devices; they won’t be used during sampling. ... ... @@ -575,12 +575,15 @@ 575 575 ))) 576 576 577 577 * ((( 578 -(% style="color:#037691" %)**AT Command** 583 +**AT Command** 584 +))) 579 579 586 +(% class="box infomessage" %) 587 +((( 588 +((( 580 580 **AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,m** 581 - 582 - 583 583 ))) 591 +))) 584 584 585 585 ((( 586 586 m: 0: no CRC, 1: add CRC-16/MODBUS in the end of this command ... ... @@ -587,7 +587,7 @@ 587 587 ))) 588 588 589 589 * ((( 590 - (% style="color:#037691" %)**Downlink Payload**598 +**Downlink Payload** 591 591 ))) 592 592 593 593 ((( ... ... @@ -689,7 +689,7 @@ 689 689 ==== **Set Payload version** ==== 690 690 691 691 ((( 692 -This is the first byte of the uplink payload. RS485-L Ncan connect to different sensors. User can set the PAYVER field to tell server how to decode the current payload.700 +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. 693 693 ))) 694 694 695 695 * ((( ... ... @@ -787,7 +787,7 @@ 787 787 XX XX XX XX: AT+COMMAND or AT+DATACUT command 788 788 ))) 789 789 * ((( 790 -YY: If YY=0, RS485-L Nwill execute the downlink command without uplink; if YY=1, RS485-LN will execute an uplink after got this command.798 +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. 791 791 ))) 792 792 793 793 ((( ... ... @@ -1226,7 +1226,7 @@ 1226 1226 == 5.1 Access AT Command == 1227 1227 1228 1228 ((( 1229 -RS485-L Nsupports AT Command set. User can use a USB to TTL adapter plus the 3.5mm Program Cable to connect to RS485-LNto use AT command, as below.1237 +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. 1230 1230 ))) 1231 1231 1232 1232 [[image:1654162355560-817.png]] ... ... @@ -1233,7 +1233,7 @@ 1233 1233 1234 1234 1235 1235 ((( 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-L N. The default password is 123456. Below is the output for reference:1244 +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: 1237 1237 ))) 1238 1238 1239 1239 [[image:1654162368066-342.png]] ... ... @@ -1382,9 +1382,9 @@ 1382 1382 User can follow the introduction for [[how to upgrade image>>||anchor="H6.1Howtoupgradetheimage3F"]]. When download the images, choose the required image file for download. 1383 1383 1384 1384 1385 -== 6.3 How many RS485-Slave can RS485-L Nconnects? ==1393 +== 6.3 How many RS485-Slave can RS485-BL connects? == 1386 1386 1387 -The RS485-L Ncan support max 32 RS485 devices. Each uplink command of RS485-LNcan support max 16 different RS485 command. So RS485-LNcan 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"]].1395 +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"]]. 1388 1388 1389 1389 1390 1390 == 6.4 Compatible question to ChirpStack and TTI LoRaWAN server ? ==