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Last modified by Xiaoling on 2025/04/23 15:57
From version 33.8
edited by Xiaoling
on 2022/06/02 10:05
Change comment: There is no comment for this version
To version 41.3
edited by Xiaoling
on 2022/06/06 10:54
Change comment: There is no comment for this version

Summary

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... ... @@ -124,29 +124,47 @@
124 124  (((
125 125  
126 126  
127 +(((
127 127  v1.4
128 128  )))
130 +)))
129 129  
130 130  (((
133 +(((
131 131  ~1. Change Power IC to TPS22916
132 132  )))
136 +)))
133 133  
138 +(((
139 +
140 +)))
134 134  
135 135  (((
143 +(((
136 136  v1.3
137 137  )))
146 +)))
138 138  
139 139  (((
149 +(((
140 140  ~1. Change JP3 from KF350-8P to KF350-11P, Add one extra interface for I2C and one extra interface for one-wire
141 141  )))
152 +)))
142 142  
154 +(((
155 +
156 +)))
143 143  
144 144  (((
159 +(((
145 145  v1.2
146 146  )))
162 +)))
147 147  
148 148  (((
165 +(((
149 149  Release version ​​​​​
167 +)))
150 150  
151 151  
152 152  )))
... ... @@ -240,82 +240,132 @@
240 240  
241 241  === 3.3.1 onfigure UART settings for RS485 or TTL communication ===
242 242  
261 +(((
243 243  RS485-BL can connect to either RS485 sensors or TTL sensor. User need to specify what type of sensor need to connect.
263 +)))
244 244  
265 +(((
245 245  **~1. RS485-MODBUS mode:**
267 +)))
246 246  
269 +(((
247 247  AT+MOD=1 ~/~/ Support RS485-MODBUS type sensors. User can connect multiply RS485 , Modbus sensors to the A / B pins.
271 +)))
248 248  
273 +(((
249 249  **2. TTL mode:**
275 +)))
250 250  
277 +(((
251 251  AT+MOD=2 ~/~/ Support TTL Level sensors, User can connect one TTL Sensor to the TXD/RXD/GND pins.
279 +)))
252 252  
281 +(((
253 253  RS485-BL default UART settings is **9600, no parity, stop bit 1**. If the sensor has a different settings, user can change the RS485-BL setting to match.
283 +)))
254 254  
255 -(% border="1" style="background-color:#ffffcc; color:green; width:795px" %)
256 -|(((
285 +(% border="1" cellspacing="10" style="background-color:#ffffcc; color:green; width:510px" %)
286 +|=(% style="width: 120px;" %)(((
287 +(((
257 257  **AT Commands**
258 -)))|(% style="width:285px" %)(((
289 +)))
290 +)))|=(% style="width: 190px;" %)(((
291 +(((
259 259  **Description**
260 -)))|(% style="width:347px" %)(((
293 +)))
294 +)))|=(% style="width: 190px;" %)(((
295 +(((
261 261  **Example**
262 262  )))
263 -|(((
298 +)))
299 +|(% style="width:120px" %)(((
300 +(((
264 264  AT+BAUDR
265 -)))|(% style="width:285px" %)(((
302 +)))
303 +)))|(% style="width:190px" %)(((
304 +(((
266 266  Set the baud rate (for RS485 connection). Default Value is: 9600.
267 -)))|(% style="width:347px" %)(((
306 +)))
307 +)))|(% style="width:190px" %)(((
268 268  (((
309 +(((
269 269  AT+BAUDR=9600
270 270  )))
312 +)))
271 271  
272 272  (((
315 +(((
273 273  Options: (1200,2400,4800,14400,19200,115200)
274 274  )))
275 275  )))
276 -|(((
319 +)))
320 +|(% style="width:120px" %)(((
321 +(((
277 277  AT+PARITY
278 -)))|(% style="width:285px" %)(((
323 +)))
324 +)))|(% style="width:190px" %)(((
279 279  (((
326 +(((
280 280  Set UART parity (for RS485 connection)
281 281  )))
329 +)))
282 282  
283 283  (((
332 +(((
284 284  Default Value is: no parity.
285 285  )))
286 -)))|(% style="width:347px" %)(((
335 +)))
336 +)))|(% style="width:190px" %)(((
287 287  (((
338 +(((
288 288  AT+PARITY=0
289 289  )))
341 +)))
290 290  
291 291  (((
344 +(((
292 292  Option: 0: no parity, 1: odd parity, 2: even parity
293 293  )))
294 294  )))
295 -|(((
348 +)))
349 +|(% style="width:120px" %)(((
350 +(((
296 296  AT+STOPBIT
297 -)))|(% style="width:285px" %)(((
352 +)))
353 +)))|(% style="width:190px" %)(((
298 298  (((
355 +(((
299 299  Set serial stopbit (for RS485 connection)
300 300  )))
358 +)))
301 301  
302 302  (((
361 +(((
303 303  Default Value is: 1bit.
304 304  )))
305 -)))|(% style="width:347px" %)(((
364 +)))
365 +)))|(% style="width:190px" %)(((
306 306  (((
367 +(((
307 307  AT+STOPBIT=0 for 1bit
308 308  )))
370 +)))
309 309  
310 310  (((
373 +(((
311 311  AT+STOPBIT=1 for 1.5 bit
312 312  )))
376 +)))
313 313  
314 314  (((
379 +(((
315 315  AT+STOPBIT=2 for 2 bits
316 316  )))
317 317  )))
383 +)))
318 318  
385 +
386 +
319 319  === 3.3.2 Configure sensors ===
320 320  
321 321  (((
... ... @@ -326,19 +326,20 @@
326 326  When user issue an (% style="color:#4f81bd" %)**AT+CFGDEV**(%%) command, Each (% style="color:#4f81bd" %)**AT+CFGDEV**(%%) equals to send a command to the RS485 or TTL sensors. This command will only run when user input it and won’t run during each sampling.
327 327  )))
328 328  
329 -(% border="1" style="background-color:#ffffcc; color:green; width:806px" %)
330 -|**AT Commands**|(% style="width:418px" %)**Description**|(% style="width:256px" %)**Example**
331 -|AT+CFGDEV|(% style="width:418px" %)(((
397 +(% border="1" cellspacing="10" style="background-color:#ffffcc; color:green; width:510px" %)
398 +|=(% style="width: 120px;" %)**AT Commands**|=(% style="width: 190px;" %)**Description**|=(% style="width: 190px;" %)**Example**
399 +|AT+CFGDEV|(% style="width:120px" %)(((
332 332  This command is used to configure the RS485/TTL devices; they won’t be used during sampling.
333 333  
334 334  AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,
335 335  
336 336  mm: 0: no CRC, 1: add CRC-16/MODBUS in the end of this command
337 -)))|(% style="width:256px" %)AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,m
405 +)))|(% style="width:190px" %)AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,m
338 338  
339 339  Detail of AT+CFGDEV command see [[AT+CFGDEV detail>>||anchor="HRS485DebugCommand28AT2BCFGDEV29"]].
340 340  
341 341  
410 +
342 342  === 3.3.3 Configure read commands for each sampling ===
343 343  
344 344  (((
... ... @@ -405,117 +405,209 @@
405 405  After we got the valid value from each RS485 commands, we need to combine them together with the command **AT+DATAUP**.
406 406  )))
407 407  
477 +(((
408 408  **Examples:**
479 +)))
409 409  
481 +(((
410 410  Below are examples for the how above AT Commands works.
483 +)))
411 411  
485 +(((
412 412  **AT+COMMANDx : **This command will be sent to RS485/TTL devices during each sampling, Max command length is 14 bytes. The grammar is:
487 +)))
413 413  
414 -(% border="1" class="table-bordered" style="background-color:#4f81bd; color:white; width:501px" %)
489 +(% border="1" class="table-bordered" style="background-color:#4f81bd; color:white; width:500px" %)
415 415  |(% style="width:498px" %)(((
491 +(((
416 416  **AT+COMMANDx=xx xx xx xx xx xx xx xx xx xx xx xx,m**
493 +)))
417 417  
495 +(((
418 418  **xx xx xx xx xx xx xx xx xx xx xx xx: The RS485 command to be sent**
497 +)))
419 419  
499 +(((
420 420  **m: 0: no CRC, 1: add CRC-16/MODBUS in the end of this command**
421 421  )))
502 +)))
422 422  
504 +(((
423 423  For example, if we have a RS485 sensor. The command to get sensor value is: 01 03 0B B8 00 02 46 0A. Where 01 03 0B B8 00 02 is the Modbus command to read the register 0B B8 where stored the sensor value. The 46 0A is the CRC-16/MODBUS which calculate manually.
506 +)))
424 424  
508 +(((
425 425  In the RS485-BL, we should use this command AT+COMMAND1=01 03 0B B8 00 02,1 for the same.
510 +)))
426 426  
512 +(((
427 427  **AT+SEARCHx**: This command defines how to handle the return from AT+COMMANDx.
514 +)))
428 428  
429 -(% border="1" class="table-bordered" style="background-color:#4f81bd; color:white; width:580px" %)
516 +(% border="1" class="table-bordered" style="background-color:#4f81bd; color:white; width:500px" %)
430 430  |(% style="width:577px" %)(((
518 +(((
431 431  **AT+SEARCHx=aa,xx xx xx xx xx**
520 +)))
432 432  
433 -* **aa: 1: prefix match mode; 2: prefix and suffix match mode**
434 -* **xx xx xx xx xx: match string. Max 5 bytes for prefix and 5 bytes for suffix**
522 +* (((
523 +**aa: 1: prefix match mode; 2: prefix and suffix match mode**
435 435  )))
525 +* (((
526 +**xx xx xx xx xx: match string. Max 5 bytes for prefix and 5 bytes for suffix**
527 +)))
528 +)))
436 436  
530 +(((
437 437  **Examples:**
532 +)))
438 438  
534 +(((
439 439  1）For a return string from AT+COMMAND1: 16 0c 1e 56 34 2e 30 58 5f 36 41 30 31 00 49
536 +)))
440 440  
538 +(((
441 441  If we set AT+SEARCH1=1,1E 56 34.      (max 5 bytes for prefix)
540 +)))
442 442  
542 +(((
443 443  The valid data will be all bytes after 1E 56 34 , so it is (% style="background-color:yellow" %)**2e 30 58 5f 36 41 30 31 00 49**
544 +)))
444 444  
546 +(((
445 445  [[image:1653271044481-711.png]]
548 +)))
446 446  
550 +(((
447 447  2）For a return string from AT+COMMAND1:  16 0c 1e 56 34 2e 30 58 5f 36 41 30 31 00 49
552 +)))
448 448  
554 +(((
449 449  If we set AT+SEARCH1=2, 1E 56 34+31 00 49
556 +)))
450 450  
558 +(((
451 451  Device will search the bytes between 1E 56 34 and 31 00 49. So it is(% style="background-color:yellow" %) **2e 30 58 5f 36 41 30**
560 +)))
452 452  
562 +(((
453 453  [[image:1653271276735-972.png]]
564 +)))
454 454  
566 +(((
455 455  **AT+DATACUTx : **This command defines how to handle the return from AT+COMMANDx, max return length is 45 bytes.
568 +)))
456 456  
457 -(% style="background-color:#4f81bd; color:white; width:729px" %)
570 +(% style="background-color:#4f81bd; color:white; width:510px" %)
458 458  |(% style="width:726px" %)(((
572 +(((
459 459  **AT+DATACUTx=a,b,c**
574 +)))
460 460  
461 -* **a: length for the return of AT+COMMAND**
462 -* **b:1: grab valid value by byte, max 6 bytes. 2: grab valid value by bytes section, max 3 sections.**
463 -* **c: define the position for valid value.  **
576 +* (((
577 +**a: length for the return of AT+COMMAND**
464 464  )))
579 +* (((
580 +**b:1: grab valid value by byte, max 6 bytes. 2: grab valid value by bytes section, max 3 sections.**
581 +)))
582 +* (((
583 +**c: define the position for valid value.  **
584 +)))
585 +)))
465 465  
587 +(((
466 466  **Examples:**
589 +)))
467 467  
468 -* Grab bytes:
591 +* (((
592 +Grab bytes:
593 +)))
469 469  
595 +(((
470 470  [[image:1653271581490-837.png||height="313" width="722"]]
597 +)))
471 471  
599 +(((
600 +
601 +)))
472 472  
473 -* Grab a section.
603 +* (((
604 +Grab a section.
605 +)))
474 474  
607 +(((
475 475  [[image:1653271648378-342.png||height="326" width="720"]]
609 +)))
476 476  
611 +(((
612 +
613 +)))
477 477  
478 -* Grab different sections.
615 +* (((
616 +Grab different sections.
617 +)))
479 479  
619 +(((
480 480  [[image:1653271657255-576.png||height="305" width="730"]]
621 +)))
481 481  
482 482  (((
624 +(((
483 483  (% style="color:red" %)**Note:**
484 484  )))
627 +)))
485 485  
486 486  (((
630 +(((
487 487  AT+SEARCHx and AT+DATACUTx can be used together, if both commands are set, RS485-BL will first process AT+SEARCHx on the return string and get a temporary string, and then process AT+DATACUTx on this temporary string to get the final payload. In this case, AT+DATACUTx need to set to format AT+DATACUTx=0,xx,xx where the return bytes set to 0.
488 488  )))
633 +)))
489 489  
490 490  (((
636 +(((
491 491  **Example:**
492 492  )))
639 +)))
493 493  
494 494  (((
642 +(((
495 495  (% style="color:red" %)AT+COMMAND1=11 01 1E D0,0
496 496  )))
645 +)))
497 497  
498 498  (((
648 +(((
499 499  (% style="color:red" %)AT+SEARCH1=1,1E 56 34
500 500  )))
651 +)))
501 501  
502 502  (((
654 +(((
503 503  (% style="color:red" %)AT+DATACUT1=0,2,1~~5
504 504  )))
657 +)))
505 505  
506 506  (((
660 +(((
507 507  (% style="color:red" %)Return string from AT+COMMAND1: 16 0c 1e 56 34 2e 30 58 5f 36 41 30 31 00 49
508 508  )))
663 +)))
509 509  
510 510  (((
666 +(((
511 511  (% style="color:red" %)String after SEARCH command: 2e 30 58 5f 36 41 30 31 00 49
512 512  )))
669 +)))
513 513  
514 514  (((
672 +(((
515 515  (% style="color:red" %)Valid payload after DataCUT command: 2e 30 58 5f 36
516 516  )))
675 +)))
517 517  
677 +(((
518 518  [[image:1653271763403-806.png]]
679 +)))
519 519  
520 520  
521 521  === 3.3.4 Compose the uplink payload ===
... ... @@ -522,10 +522,14 @@
522 522  
523 523  (((
524 524  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.**
686 +
687 +
525 525  )))
526 526  
527 527  (((
528 528  (% style="color:#037691" %)**Examples: AT+DATAUP=0**
692 +
693 +
529 529  )))
530 530  
531 531  (((
... ... @@ -658,26 +658,8 @@
658 658  
659 659  == 3.4 Uplink Payload ==
660 660  
661 -(% border="1" style="background-color:#4f81bd; color:white; width:850px" %)
662 -|**Size(bytes)**|(% style="width:130px" %)**2**|(% style="width:93px" %)**1**|(% style="width:509px" %)**Length depends on the return from the commands**
663 -|Value|(% style="width:130px" %)(((
664 -(((
665 -Battery(mV)
666 -)))
826 +[[image:image-20220606105412-1.png]]
667 667  
668 -(((
669 -&
670 -)))
671 -
672 -(((
673 -Interrupt _Flag
674 -)))
675 -)))|(% style="width:93px" %)(((
676 -PAYLOAD_VER
677 -
678 -
679 -)))|(% style="width:509px" %)If the valid payload is too long and exceed the maximum support payload length in server, server will show payload not provided in the LoRaWAN server.
680 -
681 681  Below is the decoder for the first 3 bytes. The rest bytes are dynamic depends on different RS485 sensors.
682 682  
683 683  (((
... ... @@ -721,7 +721,7 @@
721 721  )))
722 722  
723 723  (((
724 -}
871 +**}**
725 725  
726 726  
727 727  )))
... ... @@ -739,7 +739,7 @@
739 739  
740 740  There are two kinds of Commands:
741 741  
742 -* (% style="color:#4f81bd" %)**Common Commands**(%%): They should be available for each sensor, such as: change uplink interval, reset device. For firmware v1.3, user can find what common commands it supports: [[End Device AT Commands and Downlink Command>>doc:Main.End Device AT Commands and Downlink Command.WebHome]]
889 +* (% style="color:#4f81bd" %)**Common Commands**(%%): They should be available for each sensor, such as: change uplink interval, reset device. For firmware v1.3, user can find what common commands it supports: [[AT Commands and Downlink Command>>doc:Main.End Device AT Commands and Downlink Command.WebHome]]
743 743  
744 744  * (% style="color:#4f81bd" %)**Sensor Related Commands**(%%): These commands are special designed for RS485-BL.  User can see these commands below:
745 745  
... ... @@ -750,7 +750,6 @@
750 750  
751 751  === 3.5.2 Sensor related commands: ===
752 752  
753 -==== ====
754 754  
755 755  ==== **Choose Device Type (RS485 or TTL)** ====
756 756  
... ... @@ -825,6 +825,7 @@
825 825  
826 826  
827 827  
974 +
828 828  ==== **Set Payload version** ====
829 829  
830 830  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.
... ... @@ -997,6 +997,7 @@
997 997  
998 998  
999 999  
1147 +
1000 1000  ==== **Manually trigger an Uplink** ====
1001 1001  
1002 1002  Ask device to send an uplink immediately.
... ... @@ -1007,6 +1007,7 @@
1007 1007  
1008 1008  
1009 1009  
1158 +
1010 1010  ==== **Clear RS485 Command** ====
1011 1011  
1012 1012  The AT+COMMANDx and AT+DATACUTx settings are stored in special location, user can use below command to clear them.
... ... @@ -1093,6 +1093,7 @@
1093 1093  **07 02 aa bb**  Same as AT+3V3T=(aa bb)
1094 1094  
1095 1095  
1245 +
1096 1096  == 3.6 Buttons ==
1097 1097  
1098 1098  (% border="1" style="background-color:#ffffcc; color:green; width:233px" %)
... ... @@ -1139,7 +1139,6 @@
1139 1139  |=**LEDs**|=(% style="width: 274px;" %)**Feature**
1140 1140  |**LED1**|(% style="width:274px" %)Blink when device transmit a packet.
1141 1141  
1142 -
1143 1143  == 3.10 Switch Jumper ==
1144 1144  
1145 1145  (% border="1" style="background-color:#ffffcc; color:green; width:515px" %)
... ... @@ -1160,89 +1160,101 @@
1160 1160  **+5V**: Only open before every sampling. The time is by default, it is AT+5VT=0.  Max open time. 5000 ms.
1161 1161  
1162 1162  
1163 -1. Case Study
1312 += 4. Case Study =
1164 1164  
1165 -User can check this URL for some case studies.
1314 +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]]
1166 1166  
1167 -[[http:~~/~~/wiki.dragino.com/index.php?title=APP_RS485_COMMUNICATE_WITH_SENSORS>>url:http://wiki.dragino.com/index.php?title=APP_RS485_COMMUNICATE_WITH_SENSORS]]
1168 1168  
1317 += 5. Use AT Command =
1169 1169  
1319 +== 5.1 Access AT Command ==
1170 1170  
1171 -
1172 -1. Use AT Command
1173 -11. Access AT Command
1174 -
1175 1175  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.
1176 1176  
1177 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image027.png]]
1323 +[[image:1654135840598-282.png]]
1178 1178  
1179 1179  
1180 -In PC, User needs to set **serial tool**(such as [[putty>>url:https://www.chiark.greenend.org.uk/~~sgtatham/putty/latest.html]], SecureCRT) baud rate to **9600** to access to access serial console of RS485-BL. The default password is 123456. Below is the output for reference:
1326 +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:
1181 1181  
1182 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image028.png]]
1328 +[[image:1654136105500-922.png]]
1183 1183  
1184 1184  
1331 +More detail AT Command manual can be found at [[AT Command Manual>>||anchor="H3.5ConfigureRS485-BLviaATorDownlink"]]
1185 1185  
1186 -More detail AT Command manual can be found at [[AT Command Manual>>path:#AT_COMMAND]]
1187 1187  
1334 +== 5.2 Common AT Command Sequence ==
1188 1188  
1336 +=== 5.2.1 Multi-channel ABP mode (Use with SX1301/LG308) ===
1189 1189  
1190 -1.
1191 -11. Common AT Command Sequence
1192 -111. Multi-channel ABP mode (Use with SX1301/LG308)
1193 -
1194 1194  If device has not joined network yet:
1195 1195  
1196 -AT+FDR
1340 +(% class="box infomessage" %)
1341 +(((
1342 +**AT+FDR**
1343 +)))
1197 1197  
1198 -AT+NJM=0
1345 +(% class="box infomessage" %)
1346 +(((
1347 +**AT+NJM=0**
1348 +)))
1199 1199  
1200 -ATZ
1350 +(% class="box infomessage" %)
1351 +(((
1352 +**ATZ**
1353 +)))
1201 1201  
1202 1202  
1203 1203  If device already joined network:
1204 1204  
1205 -AT+NJM=0
1358 +(% class="box infomessage" %)
1359 +(((
1360 +**AT+NJM=0**
1361 +)))
1206 1206  
1207 -ATZ
1363 +(% class="box infomessage" %)
1364 +(((
1365 +**ATZ**
1366 +)))
1208 1208  
1209 -1.
1210 -11.
1211 -111. Single-channel ABP mode (Use with LG01/LG02)
1212 1212  
1213 -AT+FDR   Reset Parameters to Factory Default, Keys Reserve
1369 +=== 5.5.2 Single-channel ABP mode (Use with LG01/LG02) ===
1214 1214  
1215 -AT+NJM=0 Set to ABP mode
1216 1216  
1217 -AT+ADR=0 Set the Adaptive Data Rate Off
1372 +(% style="background-color:#dcdcdc" %)**AT+FDR** (%%) Reset Parameters to Factory Default, Keys Reserve
1218 1218  
1219 -AT+DR=5  Set Data Rate
1374 +(% style="background-color:#dcdcdc" %)**AT+NJM=0 **(%%)Set to ABP mode
1220 1220  
1221 -AT+TDC=60000  Set transmit interval to 60 seconds
1376 +(% style="background-color:#dcdcdc" %)**AT+ADR=0** (%%)Set the Adaptive Data Rate Off
1222 1222  
1223 -AT+CHS=868400000 Set transmit frequency to 868.4Mhz
1378 +(% style="background-color:#dcdcdc" %)**AT+DR=5**  (%%)Set Data Rate
1224 1224  
1225 -AT+RX2FQ=868400000 Set RX2Frequency to 868.4Mhz (according to the result from server)
1380 +(% style="background-color:#dcdcdc" %)**AT+TDC=60000** (%%) Set transmit interval to 60 seconds
1226 1226  
1227 -AT+RX2DR=5  Set RX2DR to match the downlink DR from server. see below
1382 +(% style="background-color:#dcdcdc" %)**AT+CHS=868400000**(%%) Set transmit frequency to 868.4Mhz
1228 1228  
1229 -AT+DADDR=26 01 1A F1 Set Device Address to 26 01 1A F1, this ID can be found in the LoRa Server portal.
1384 +(% style="background-color:#dcdcdc" %)**AT+RX2FQ=868400000** (%%) Set RX2Frequency to 868.4Mhz (according to the result from server)
1230 1230  
1231 -ATZ          Reset MCU
1386 +(% style="background-color:#dcdcdc" %)**AT+RX2DR=5**  (%%) Set RX2DR to match the downlink DR from server. see below
1232 1232  
1233 -**Note:**
1388 +(% style="background-color:#dcdcdc" %)**AT+DADDR=26** (%%) 01 1A F1 Set Device Address to 26 01 1A F1, this ID can be found in the LoRa Server portal.
1234 1234  
1235 -1. Make sure the device is set to ABP mode in the IoT Server.
1236 -1. Make sure the LG01/02 gateway RX frequency is exactly the same as AT+CHS setting.
1237 -1. Make sure SF / bandwidth setting in LG01/LG02 match the settings of AT+DR. refer [[this link>>url:http://www.dragino.com/downloads/index.php?dir=LoRa_Gateway/&file=LoRaWAN%201.0.3%20Regional%20Parameters.xlsx]] to see what DR means.
1238 -1. The command AT+RX2FQ and AT+RX2DR is to let downlink work. to set the correct parameters, user can check the actually downlink parameters to be used. As below. Which shows the RX2FQ should use 868400000 and RX2DR should be 5
1390 +(% style="background-color:#dcdcdc" %)**ATZ**       (%%) Reset MCU
1239 1239  
1240 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image029.png]]
1241 1241  
1393 +(% style="color:red" %)**Note:**
1242 1242  
1243 -1. FAQ
1244 -11. How to upgrade the image?
1395 +(% style="color:red" %)1. Make sure the device is set to ABP mode in the IoT Server.
1396 +2. Make sure the LG01/02 gateway RX frequency is exactly the same as AT+CHS setting.
1397 +3. Make sure SF / bandwidth setting in LG01/LG02 match the settings of AT+DR. refer [[this link>>url:http://www.dragino.com/downloads/index.php?dir=LoRa_Gateway/&file=LoRaWAN%201.0.3%20Regional%20Parameters.xlsx]] to see what DR means.
1398 +4. The command AT+RX2FQ and AT+RX2DR is to let downlink work. to set the correct parameters, user can check the actually downlink parameters to be used. As below. Which shows the RX2FQ should use 868400000 and RX2DR should be 5
1245 1245  
1400 +[[image:1654136435598-589.png]]
1401 +
1402 +
1403 += 6. FAQ =
1404 +
1405 +== 6.1 How to upgrade the image? ==
1406 +
1246 1246  The RS485-BL LoRaWAN Controller is shipped with a 3.5mm cable, the cable is used to upload image to RS485-BL to:
1247 1247  
1248 1248  * Support new features
... ... @@ -1251,7 +1251,7 @@
1251 1251  
1252 1252  Below shows the hardware connection for how to upload an image to RS485-BL:
1253 1253  
1254 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image030.png]]
1415 +[[image:1654136646995-976.png]]
1255 1255  
1256 1256  **Step1:** Download [[flash loader>>url:https://www.st.com/content/st_com/en/products/development-tools/software-development-tools/stm32-software-development-tools/stm32-programmers/flasher-stm32.html]].
1257 1257  
... ... @@ -1259,97 +1259,102 @@
1259 1259  
1260 1260  **Step3: **Open flashloader; choose the correct COM port to update.
1261 1261  
1423 +[[image:image-20220602102605-1.png]]
1262 1262  
1263 -|(((
1264 -HOLD PRO then press the RST button, SYS will be ON, then click next
1265 -)))
1266 1266  
1267 -|(((
1268 -Board detected
1269 -)))
1426 +[[image:image-20220602102637-2.png]]
1270 1270  
1271 -|(((
1272 -
1273 -)))
1274 1274  
1275 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image031.png]] [[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image032.png]]
1429 +[[image:image-20220602102715-3.png]]
1276 1276  
1277 1277  
1278 1278  
1279 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image033.png]] [[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image034.png]]
1433 +== 6.2 How to change the LoRa Frequency Bands/Region? ==
1280 1280  
1435 +(((
1436 +User can follow the introduction for [[how to upgrade image>>||anchor="H6.1Howtoupgradetheimage3F"]]. When download the images, choose the required image file for download.
1437 +)))
1281 1281  
1282 -[[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]]
1283 1283  
1284 1284  
1285 -1.
1286 -11. How to change the LoRa Frequency Bands/Region?
1441 +== 6.3 How many RS485-Slave can RS485-BL connects? ==
1287 1287  
1288 -User can follow the introduction for [[how to upgrade image>>path:#upgrade_image]]. When download the images, choose the required image file for download.
1443 +(((
1444 +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"]].
1445 +)))
1289 1289  
1290 1290  
1291 1291  
1292 -1.
1293 -11. How many RS485-Slave can RS485-BL connects?
1449 += 7. Trouble Shooting =
1294 1294  
1295 -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]].
1296 1296  
1452 +== 7.1 Downlink doesn’t work, how to solve it? ==
1297 1297  
1454 +Please see this link for debug: [[LoRaWAN Communication Debug>>doc:Main.LoRaWAN Communication Debug.WebHome]]
1298 1298  
1299 1299  
1300 -1. Trouble Shooting     
1301 -11. Downlink doesn’t work, how to solve it?
1457 +== 7.2 Why I can’t join TTN V3 in US915 /AU915 bands? ==
1302 1302  
1303 -Please see this link for debug:
1459 +It might about the channels mapping. Please see for detail: [[Notice of Frequency band>>doc:Main.LoRaWAN Communication Debug.WebHome||anchor="H2.NoticeofUS9152FCN4702FAU915Frequencyband"]]
1304 1304  
1305 -[[http:~~/~~/wiki.dragino.com/index.php?title=Main_Page#LoRaWAN_Communication_Debug>>url:http://wiki.dragino.com/index.php?title=Main_Page#LoRaWAN_Communication_Debug]] 
1306 1306  
1462 += 8. Order Info =
1307 1307  
1464 +(% style="color:blue" %)**Part Number: RS485-BL-XXX**
1308 1308  
1309 -1.
1310 -11. Why I can’t join TTN V3 in US915 /AU915 bands?
1466 +(% style="color:blue" %)**XXX:**
1311 1311  
1312 -It might about the channels mapping. Please see for detail.
1468 +* (% style="color:blue" %)**EU433**(%%): frequency bands EU433
1469 +* (% style="color:blue" %)**EU868**(%%): frequency bands EU868
1470 +* (% style="color:blue" %)**KR920**(%%): frequency bands KR920
1471 +* (% style="color:blue" %)**CN470**(%%): frequency bands CN470
1472 +* (% style="color:blue" %)**AS923**(%%): frequency bands AS923
1473 +* (% style="color:blue" %)**AU915**(%%): frequency bands AU915
1474 +* (% style="color:blue" %)**US915**(%%): frequency bands US915
1475 +* (% style="color:blue" %)**IN865**(%%): frequency bands IN865
1476 +* (% style="color:blue" %)**RU864**(%%): frequency bands RU864
1477 +* (% style="color:blue" %)**KZ865**(%%): frequency bands KZ865
1313 1313  
1314 -[[http:~~/~~/wiki.dragino.com/index.php?title=LoRaWAN_Communication_Debug#Notice_of_US915.2FCN470.2FAU915_Frequency_band>>url:http://wiki.dragino.com/index.php?title=LoRaWAN_Communication_Debug#Notice_of_US915.2FCN470.2FAU915_Frequency_band]]
1479 += 9. Packing Info =
1315 1315  
1316 -
1317 -
1318 -1. Order Info
1319 -
1320 -**Part Number: RS485-BL-XXX**
1321 -
1322 -**XXX:**
1323 -
1324 -* **EU433**: frequency bands EU433
1325 -* **EU868**: frequency bands EU868
1326 -* **KR920**: frequency bands KR920
1327 -* **CN470**: frequency bands CN470
1328 -* **AS923**: frequency bands AS923
1329 -* **AU915**: frequency bands AU915
1330 -* **US915**: frequency bands US915
1331 -* **IN865**: frequency bands IN865
1332 -* **RU864**: frequency bands RU864
1333 -* **KZ865: **frequency bands KZ865
1334 -
1335 -1. Packing Info
1336 -
1481 +(((
1337 1337  **Package Includes**:
1483 +)))
1338 1338  
1339 -* RS485-BL x 1
1340 -* Stick Antenna for LoRa RF part x 1
1341 -* Program cable x 1
1485 +* (((
1486 +RS485-BL x 1
1487 +)))
1488 +* (((
1489 +Stick Antenna for LoRa RF part x 1
1490 +)))
1491 +* (((
1492 +Program cable x 1
1493 +)))
1342 1342  
1495 +(((
1343 1343  **Dimension and weight**:
1497 +)))
1344 1344  
1345 -* Device Size: 13.5 x 7 x 3 cm
1346 -* Device Weight: 105g
1347 -* Package Size / pcs : 14.5 x 8 x 5 cm
1348 -* Weight / pcs : 170g
1499 +* (((
1500 +Device Size: 13.5 x 7 x 3 cm
1501 +)))
1502 +* (((
1503 +Device Weight: 105g
1504 +)))
1505 +* (((
1506 +Package Size / pcs : 14.5 x 8 x 5 cm
1507 +)))
1508 +* (((
1509 +Weight / pcs : 170g
1349 1349  
1350 -1. Support
1511 +
1512 +)))
1351 1351  
1352 -* Support is provided Monday to Friday, from 09:00 to 18:00 GMT+8. Due to different timezones we cannot offer live support. However, your questions will be answered as soon as possible in the before-mentioned schedule.
1353 -* Provide as much information as possible regarding your enquiry (product models, accurately describe your problem and steps to replicate it etc) and send a mail to
1514 += 10. Support =
1354 1354  
1355 -[[support@dragino.com>>url:file:///D:/市场资料/说明书/LoRa/LT系列/support@dragino.com]]
1516 +* (((
1517 +Support is provided Monday to Friday, from 09:00 to 18:00 GMT+8. Due to different timezones we cannot offer live support. However, your questions will be answered as soon as possible in the before-mentioned schedule.
1518 +)))
1519 +* (((
1520 +Provide as much information as possible regarding your enquiry (product models, accurately describe your problem and steps to replicate it etc) and send a mail to [[support@dragino.com>>url:file:///D:/市场资料/说明书/LoRa/LT系列/support@dragino.com]]
1521 +)))
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