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Last modified by Xiaoling on 2025/04/23 15:57
From version 29.40
edited by Xiaoling
on 2022/06/02 09:10
Change comment: There is no comment for this version
To version 43.1
edited by Edwin Chen
on 2022/06/13 10:47
Change comment: There is no comment for this version

Summary

Details

Page properties
Author
... ... @@ -1,1 +1,1 @@
1 -XWiki.Xiaoling
1 +XWiki.Edwin
Content
... ... @@ -94,6 +94,7 @@
94 94  * 127 dB Dynamic Range RSSI.
95 95  * Automatic RF Sense and CAD with ultra-fast AFC. ​​​
96 96  
97 +
97 97  == 1.3 Features ==
98 98  
99 99  * LoRaWAN Class A & Class C protocol (default Class A)
... ... @@ -105,6 +105,7 @@
105 105  * Support Modbus protocol
106 106  * Support Interrupt uplink
107 107  
109 +
108 108  == 1.4 Applications ==
109 109  
110 110  * Smart Buildings & Home Automation
... ... @@ -114,6 +114,7 @@
114 114  * Smart Cities
115 115  * Smart Factory
116 116  
119 +
117 117  == 1.5 Firmware Change log ==
118 118  
119 119  [[RS485-BL Image files – Download link and Change log>>url:http://www.dragino.com/downloads/index.php?dir=LoRa_End_Node/RS485-BL/Firmware/||style="background-color: rgb(255, 255, 255);"]]
... ... @@ -124,29 +124,47 @@
124 124  (((
125 125  
126 126  
130 +(((
127 127  v1.4
128 128  )))
133 +)))
129 129  
130 130  (((
136 +(((
131 131  ~1. Change Power IC to TPS22916
132 132  )))
139 +)))
133 133  
141 +(((
142 +
143 +)))
134 134  
135 135  (((
146 +(((
136 136  v1.3
137 137  )))
149 +)))
138 138  
139 139  (((
152 +(((
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  )))
155 +)))
142 142  
157 +(((
158 +
159 +)))
143 143  
144 144  (((
162 +(((
145 145  v1.2
146 146  )))
165 +)))
147 147  
148 148  (((
168 +(((
149 149  Release version ​​​​​
170 +)))
150 150  
151 151  
152 152  )))
... ... @@ -240,82 +240,131 @@
240 240  
241 241  === 3.3.1 onfigure UART settings for RS485 or TTL communication ===
242 242  
264 +(((
243 243  RS485-BL can connect to either RS485 sensors or TTL sensor. User need to specify what type of sensor need to connect.
266 +)))
244 244  
268 +(((
245 245  **~1. RS485-MODBUS mode:**
270 +)))
246 246  
272 +(((
247 247  AT+MOD=1 ~/~/ Support RS485-MODBUS type sensors. User can connect multiply RS485 , Modbus sensors to the A / B pins.
274 +)))
248 248  
276 +(((
249 249  **2. TTL mode:**
278 +)))
250 250  
280 +(((
251 251  AT+MOD=2 ~/~/ Support TTL Level sensors, User can connect one TTL Sensor to the TXD/RXD/GND pins.
282 +)))
252 252  
284 +(((
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.
286 +)))
254 254  
255 -(% border="1" style="background-color:#ffffcc; color:green; width:795px" %)
256 -|(((
288 +(% border="1" cellspacing="10" style="background-color:#ffffcc; color:green; width:510px" %)
289 +|=(% style="width: 80px;" %)(((
290 +(((
257 257  **AT Commands**
258 -)))|(% style="width:285px" %)(((
292 +)))
293 +)))|=(% style="width: 210px;" %)(((
294 +(((
259 259  **Description**
260 -)))|(% style="width:347px" %)(((
296 +)))
297 +)))|=(% style="width: 210px;" %)(((
298 +(((
261 261  **Example**
262 262  )))
263 -|(((
301 +)))
302 +|(% style="width:80px" %)(((
303 +(((
264 264  AT+BAUDR
265 -)))|(% style="width:285px" %)(((
305 +)))
306 +)))|(% style="width:210px" %)(((
307 +(((
266 266  Set the baud rate (for RS485 connection). Default Value is: 9600.
267 -)))|(% style="width:347px" %)(((
309 +)))
310 +)))|(% style="width:210px" %)(((
268 268  (((
312 +(((
269 269  AT+BAUDR=9600
270 270  )))
315 +)))
271 271  
272 272  (((
318 +(((
273 273  Options: (1200,2400,4800,14400,19200,115200)
274 274  )))
275 275  )))
276 -|(((
322 +)))
323 +|(% style="width:80px" %)(((
324 +(((
277 277  AT+PARITY
278 -)))|(% style="width:285px" %)(((
326 +)))
327 +)))|(% style="width:210px" %)(((
279 279  (((
329 +(((
280 280  Set UART parity (for RS485 connection)
281 281  )))
332 +)))
282 282  
283 283  (((
335 +(((
284 284  Default Value is: no parity.
285 285  )))
286 -)))|(% style="width:347px" %)(((
338 +)))
339 +)))|(% style="width:210px" %)(((
287 287  (((
341 +(((
288 288  AT+PARITY=0
289 289  )))
344 +)))
290 290  
291 291  (((
347 +(((
292 292  Option: 0: no parity, 1: odd parity, 2: even parity
293 293  )))
294 294  )))
295 -|(((
351 +)))
352 +|(% style="width:80px" %)(((
353 +(((
296 296  AT+STOPBIT
297 -)))|(% style="width:285px" %)(((
355 +)))
356 +)))|(% style="width:210px" %)(((
298 298  (((
358 +(((
299 299  Set serial stopbit (for RS485 connection)
300 300  )))
361 +)))
301 301  
302 302  (((
364 +(((
303 303  Default Value is: 1bit.
304 304  )))
305 -)))|(% style="width:347px" %)(((
367 +)))
368 +)))|(% style="width:210px" %)(((
306 306  (((
370 +(((
307 307  AT+STOPBIT=0 for 1bit
308 308  )))
373 +)))
309 309  
310 310  (((
376 +(((
311 311  AT+STOPBIT=1 for 1.5 bit
312 312  )))
379 +)))
313 313  
314 314  (((
382 +(((
315 315  AT+STOPBIT=2 for 2 bits
316 316  )))
317 317  )))
386 +)))
318 318  
388 +
319 319  === 3.3.2 Configure sensors ===
320 320  
321 321  (((
... ... @@ -326,19 +326,26 @@
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" %)(((
399 +(% border="1" cellspacing="10" style="background-color:#ffffcc; color:green; width:510px" %)
400 +|=(% style="width: 80px;" %)**AT Commands**|=(% style="width: 210px;" %)**Description**|=(% style="width: 210px;" %)**Example**
401 +|AT+CFGDEV|(% style="width:80px" %)(((
402 +(((
332 332  This command is used to configure the RS485/TTL devices; they won’t be used during sampling.
404 +)))
333 333  
406 +(((
334 334  AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,
408 +)))
335 335  
410 +(((
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
412 +)))
413 +)))|(% style="width:210px" %)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  
418 +
342 342  === 3.3.3 Configure read commands for each sampling ===
343 343  
344 344  (((
... ... @@ -405,117 +405,213 @@
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  
485 +(((
408 408  **Examples:**
487 +)))
409 409  
489 +(((
410 410  Below are examples for the how above AT Commands works.
491 +)))
411 411  
493 +(((
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:
495 +)))
413 413  
414 -(% border="1" class="table-bordered" style="background-color:#4f81bd; color:white; width:501px" %)
497 +(% border="1" class="table-bordered" style="background-color:#4f81bd; color:white; width:500px" %)
415 415  |(% style="width:498px" %)(((
499 +(((
416 416  **AT+COMMANDx=xx xx xx xx xx xx xx xx xx xx xx xx,m**
501 +)))
417 417  
503 +(((
418 418  **xx xx xx xx xx xx xx xx xx xx xx xx: The RS485 command to be sent**
505 +)))
419 419  
507 +(((
420 420  **m: 0: no CRC, 1: add CRC-16/MODBUS in the end of this command**
421 421  )))
510 +)))
422 422  
512 +(((
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.
514 +)))
424 424  
516 +(((
425 425  In the RS485-BL, we should use this command AT+COMMAND1=01 03 0B B8 00 02,1 for the same.
518 +)))
426 426  
520 +(((
521 +
522 +)))
523 +
524 +(((
427 427  **AT+SEARCHx**: This command defines how to handle the return from AT+COMMANDx.
526 +)))
428 428  
429 -(% border="1" class="table-bordered" style="background-color:#4f81bd; color:white; width:580px" %)
528 +(% border="1" class="table-bordered" style="background-color:#4f81bd; color:white; width:500px" %)
430 430  |(% style="width:577px" %)(((
530 +(((
431 431  **AT+SEARCHx=aa,xx xx xx xx xx**
532 +)))
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**
534 +* (((
535 +**aa: 1: prefix match mode; 2: prefix and suffix match mode**
435 435  )))
537 +* (((
538 +**xx xx xx xx xx: match string. Max 5 bytes for prefix and 5 bytes for suffix**
539 +)))
540 +)))
436 436  
542 +(((
437 437  **Examples:**
544 +)))
438 438  
546 +(((
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
548 +)))
440 440  
550 +(((
441 441  If we set AT+SEARCH1=1,1E 56 34.      (max 5 bytes for prefix)
552 +)))
442 442  
554 +(((
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**
556 +)))
444 444  
558 +(((
445 445  [[image:1653271044481-711.png]]
560 +)))
446 446  
562 +(((
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
564 +)))
448 448  
566 +(((
449 449  If we set AT+SEARCH1=2, 1E 56 34+31 00 49
568 +)))
450 450  
570 +(((
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**
572 +)))
452 452  
574 +(((
453 453  [[image:1653271276735-972.png]]
576 +)))
454 454  
578 +(((
455 455  **AT+DATACUTx : **This command defines how to handle the return from AT+COMMANDx, max return length is 45 bytes.
580 +)))
456 456  
457 -(% style="background-color:#4f81bd; color:white; width:729px" %)
582 +(% style="background-color:#4f81bd; color:white; width:510px" %)
458 458  |(% style="width:726px" %)(((
584 +(((
459 459  **AT+DATACUTx=a,b,c**
586 +)))
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.  **
588 +* (((
589 +**a: length for the return of AT+COMMAND**
464 464  )))
591 +* (((
592 +**b:1: grab valid value by byte, max 6 bytes. 2: grab valid value by bytes section, max 3 sections.**
593 +)))
594 +* (((
595 +**c: define the position for valid value.  **
596 +)))
597 +)))
465 465  
599 +(((
466 466  **Examples:**
601 +)))
467 467  
468 -* Grab bytes:
603 +* (((
604 +Grab bytes:
605 +)))
469 469  
607 +(((
470 470  [[image:1653271581490-837.png||height="313" width="722"]]
609 +)))
471 471  
611 +(((
612 +
613 +)))
472 472  
473 -* Grab a section.
615 +* (((
616 +Grab a section.
617 +)))
474 474  
619 +(((
475 475  [[image:1653271648378-342.png||height="326" width="720"]]
621 +)))
476 476  
623 +(((
624 +
625 +)))
477 477  
478 -* Grab different sections.
627 +* (((
628 +Grab different sections.
629 +)))
479 479  
631 +(((
480 480  [[image:1653271657255-576.png||height="305" width="730"]]
633 +)))
481 481  
482 482  (((
636 +(((
483 483  (% style="color:red" %)**Note:**
484 484  )))
639 +)))
485 485  
486 486  (((
642 +(((
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  )))
645 +)))
489 489  
490 490  (((
648 +(((
491 491  **Example:**
492 492  )))
651 +)))
493 493  
494 494  (((
654 +(((
495 495  (% style="color:red" %)AT+COMMAND1=11 01 1E D0,0
496 496  )))
657 +)))
497 497  
498 498  (((
660 +(((
499 499  (% style="color:red" %)AT+SEARCH1=1,1E 56 34
500 500  )))
663 +)))
501 501  
502 502  (((
666 +(((
503 503  (% style="color:red" %)AT+DATACUT1=0,2,1~~5
504 504  )))
669 +)))
505 505  
506 506  (((
672 +(((
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  )))
675 +)))
509 509  
510 510  (((
678 +(((
511 511  (% style="color:red" %)String after SEARCH command: 2e 30 58 5f 36 41 30 31 00 49
512 512  )))
681 +)))
513 513  
514 514  (((
684 +(((
515 515  (% style="color:red" %)Valid payload after DataCUT command: 2e 30 58 5f 36
516 516  )))
687 +)))
517 517  
689 +(((
518 518  [[image:1653271763403-806.png]]
691 +)))
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.**
698 +
699 +
525 525  )))
526 526  
527 527  (((
528 528  (% style="color:#037691" %)**Examples: AT+DATAUP=0**
704 +
705 +
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 -)))
838 +[[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 -}
883 +**}**
725 725  
726 726  
727 727  )))
... ... @@ -735,16 +735,22 @@
735 735  
736 736  == 3.5 Configure RS485-BL via AT or Downlink ==
737 737  
897 +(((
738 738  User can configure RS485-BL via AT Commands or LoRaWAN Downlink Commands
899 +)))
739 739  
901 +(((
740 740  There are two kinds of Commands:
903 +)))
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]]
905 +* (((
906 +(% 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]]
907 +)))
743 743  
744 -* (% style="color:#4f81bd" %)**Sensor Related Commands**(%%): These commands are special designed for RS485-BL.  User can see these commands below:
909 +* (((
910 +(% style="color:#4f81bd" %)**Sensor Related Commands**(%%): These commands are special designed for RS485-BL.  User can see these commands below:
911 +)))
745 745  
746 -
747 -
748 748  === 3.5.1 Common Commands: ===
749 749  
750 750  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: [[End Device AT Commands and Downlink Command>>doc:Main.End Device AT Commands and Downlink Command.WebHome]]
... ... @@ -752,568 +752,931 @@
752 752  
753 753  === 3.5.2 Sensor related commands: ===
754 754  
755 -==== Choose Device Type (RS485 or TTL) ====
756 756  
921 +
922 +==== **Choose Device Type (RS485 or TTL)** ====
923 +
757 757  RS485-BL can connect to either RS485 sensors or TTL sensor. User need to specify what type of sensor need to connect.
758 758  
759 -* AT Command
926 +* **AT Command**
760 760  
928 +(% class="box infomessage" %)
929 +(((
761 761  **AT+MOD=1** ~/~/ Set to support RS485-MODBUS type sensors. User can connect multiply RS485 , Modbus sensors to the A / B pins.
931 +)))
762 762  
933 +(% class="box infomessage" %)
934 +(((
763 763  **AT+MOD=2** ~/~/ Set to support TTL Level sensors, User can connect one TTL Sensor to the TXD/RXD/GND pins.
936 +)))
764 764  
765 765  
766 -* Downlink Payload
939 +* **Downlink Payload**
767 767  
768 -**0A aa**     à same as AT+MOD=aa
941 +**0A aa**  ~-~->  same as AT+MOD=aa
769 769  
770 770  
771 771  
772 -==== [[RS485 Debug Command>>path:#downlink_A8]] (AT+CFGDEV) ====
773 773  
946 +==== **RS485 Debug Command (AT+CFGDEV)** ====
947 +
948 +(((
774 774  This command is used to configure the RS485 or TTL sensors; they won’t be used during sampling.
950 +)))
775 775  
776 -* AT Command
952 +* (((
953 +**AT Command**
954 +)))
777 777  
778 -AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,m
956 +(% class="box infomessage" %)
957 +(((
958 +(((
959 +**AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,m**
960 +)))
961 +)))
779 779  
963 +(((
780 780  m: 0: no CRC; 1: add CRC-16/MODBUS in the end of this command.
965 +)))
781 781  
967 +(((
968 +
969 +)))
782 782  
971 +* (((
972 +**Downlink Payload**
973 +)))
783 783  
784 -* Downlink Payload
785 -
975 +(((
786 786  Format: A8 MM NN XX XX XX XX YY
977 +)))
787 787  
979 +(((
788 788  Where:
981 +)))
789 789  
790 -* MM: 1: add CRC-16/MODBUS ; 0: no CRC
791 -* NN: The length of RS485 command
792 -* XX XX XX XX: RS485 command total NN bytes
793 -* YY: How many bytes will be uplink from the return of this RS485 command, if YY=0, RS485-BL will execute the downlink command without uplink; if YY>0, RS485-BL will uplink total YY bytes from the output of this RS485 command
983 +* (((
984 +MM: 1: add CRC-16/MODBUS ; 0: no CRC
985 +)))
986 +* (((
987 +NN: The length of RS485 command
988 +)))
989 +* (((
990 +XX XX XX XX: RS485 command total NN bytes
991 +)))
992 +* (((
993 +YY: How many bytes will be uplink from the return of this RS485 command, if YY=0, RS485-BL will execute the downlink command without uplink; if YY>0, RS485-BL will uplink total YY bytes from the output of this RS485 command
994 +)))
794 794  
996 +(((
795 795  **Example 1:**
998 +)))
796 796  
1000 +(((
797 797  To connect a Modbus Alarm with below commands.
1002 +)))
798 798  
799 -* The command to active alarm is: 0A 05 00 04 00 01 4C B0. Where 0A 05 00 04 00 01 is the Modbus command to read the register 00 40 where stored the DI status. The 4C B0 is the CRC-16/MODBUS which calculate manually.
1004 +* (((
1005 +The command to active alarm is: 0A 05 00 04 00 01 **4C B0**. Where 0A 05 00 04 00 01 is the Modbus command to read the register 00 40 where stored the DI status. The 4C B0 is the CRC-16/MODBUS which calculate manually.
1006 +)))
800 800  
801 -* The command to deactivate alarm is: 0A 05 00 04 00 00 8D 70. Where 0A 05 00 04 00 00 is the Modbus command to read the register 00 40 where stored the DI status. The 8D 70 is the CRC-16/MODBUS which calculate manually.
1008 +* (((
1009 +The command to deactivate alarm is: 0A 05 00 04 00 00 **8D 70**. Where 0A 05 00 04 00 00 is the Modbus command to read the register 00 40 where stored the DI status. The 8D 70 is the CRC-16/MODBUS which calculate manually.
1010 +)))
802 802  
1012 +(((
803 803  So if user want to use downlink command to control to RS485 Alarm, he can use:
1014 +)))
804 804  
805 -**A8 01 06 0A 05 00 04 00 01 00**: to activate the RS485 Alarm
1016 +(((
1017 +(% style="color:#037691" %)**A8 01 06 0A 05 00 04 00 01 00**(%%): to activate the RS485 Alarm
1018 +)))
806 806  
807 -**A8 01 06 0A 05 00 04 00 00 00**: to deactivate the RS485 Alarm
1020 +(((
1021 +(% style="color:#037691" %)**A8 01 06 0A 05 00 04 00 00 00**(%%): to deactivate the RS485 Alarm
1022 +)))
808 808  
1024 +(((
809 809  A8 is type code and 01 means add CRC-16/MODBUS at the end, the 3^^rd^^ byte is 06, means the next 6 bytes are the command to be sent to the RS485 network, the final byte 00 means this command don’t need to acquire output.
1026 +)))
810 810  
1028 +(((
1029 +
1030 +)))
811 811  
1032 +(((
812 812  **Example 2:**
1034 +)))
813 813  
1036 +(((
814 814  Check TTL Sensor return:
1038 +)))
815 815  
816 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image024.png]]
1040 +(((
1041 +[[image:1654132684752-193.png]]
1042 +)))
817 817  
818 818  
819 819  
820 820  
821 -==== Set Payload version ====
822 822  
1048 +==== **Set Payload version** ====
1049 +
823 823  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.
824 824  
825 -* AT Command:
1052 +* **AT Command:**
826 826  
827 -AT+PAYVER: Set PAYVER field = 1
1054 +(% class="box infomessage" %)
1055 +(((
1056 +**AT+PAYVER: Set PAYVER field = 1**
1057 +)))
828 828  
829 829  
830 -* Downlink Payload:
1060 +* **Downlink Payload:**
831 831  
832 -0xAE 01   à Set PAYVER field =  0x01
1062 +**0xAE 01**  ~-~-> Set PAYVER field =  0x01
833 833  
834 -0xAE 0F   à Set PAYVER field =  0x0F
1064 +**0xAE 0F**   ~-~-> Set PAYVER field =  0x0F
835 835  
836 836  
837 -==== Set RS485 Sampling Commands ====
838 838  
1068 +
1069 +==== **Set RS485 Sampling Commands** ====
1070 +
1071 +(((
839 839  AT+COMMANDx, AT+DATACUTx and AT+SEARCHx
1073 +)))
840 840  
841 -These three commands are used to configure how the RS485-BL polling data from Modbus device. Detail of usage please see : [[polling RS485 device>>path:#polling_485]].
1075 +(((
1076 +These three commands are used to configure how the RS485-BL polling data from Modbus device. Detail of usage please see : [[polling RS485 device>>||anchor="H3.3.3Configurereadcommandsforeachsampling"]].
1077 +)))
842 842  
1079 +(((
1080 +
1081 +)))
843 843  
844 -* AT Command:
1083 +* (((
1084 +**AT Command:**
1085 +)))
845 845  
846 -AT+COMMANDx: Configure RS485 read command to sensor.
1087 +(% class="box infomessage" %)
1088 +(((
1089 +(((
1090 +**AT+COMMANDx: Configure RS485 read command to sensor.**
1091 +)))
1092 +)))
847 847  
848 -AT+DATACUTx: Configure how to handle return from RS485 devices.
1094 +(% class="box infomessage" %)
1095 +(((
1096 +(((
1097 +**AT+DATACUTx: Configure how to handle return from RS485 devices.**
1098 +)))
1099 +)))
849 849  
850 -AT+SEARCHx: Configure search command
1101 +(% class="box infomessage" %)
1102 +(((
1103 +(((
1104 +**AT+SEARCHx: Configure search command**
1105 +)))
1106 +)))
851 851  
1108 +(((
1109 +
1110 +)))
852 852  
853 -* Downlink Payload:
1112 +* (((
1113 +**Downlink Payload:**
1114 +)))
854 854  
855 -0xAF downlink command can be used to set AT+COMMANDx or AT+DATACUTx.
1116 +(((
1117 +**0xAF** downlink command can be used to set AT+COMMANDx or AT+DATACUTx.
1118 +)))
856 856  
857 -Note: if user use AT+COMMANDx to add a new command, he also need to send AT+DATACUTx downlink.
1120 +(((
1121 +(% style="color:red" %)**Note**(%%): if user use AT+COMMANDx to add a new command, he also need to send AT+DATACUTx downlink.
1122 +)))
858 858  
1124 +(((
859 859  Format: AF MM NN LL XX XX XX XX YY
1126 +)))
860 860  
1128 +(((
861 861  Where:
1130 +)))
862 862  
863 -* MM: the ATCOMMAND or AT+DATACUT to be set. Value from 01 ~~ 0F,
864 -* NN: 0: no CRC; 1: add CRC-16/MODBUS ; 2: set the AT+DATACUT value.
865 -* LL: The length of AT+COMMAND or AT+DATACUT command
866 -* XX XX XX XX: AT+COMMAND or AT+DATACUT command
867 -* YY: If YY=0, RS485-BL will execute the downlink command without uplink; if YY=1, RS485-BL will execute an uplink after got this command.
1132 +* (((
1133 +MM: the ATCOMMAND or AT+DATACUT to be set. Value from 01 ~~ 0F,
1134 +)))
1135 +* (((
1136 +NN:  0: no CRC; 1: add CRC-16/MODBUS ; 2: set the AT+DATACUT value.
1137 +)))
1138 +* (((
1139 +LL:  The length of AT+COMMAND or AT+DATACUT command
1140 +)))
1141 +* (((
1142 +XX XX XX XX: AT+COMMAND or AT+DATACUT command
1143 +)))
1144 +* (((
1145 +YY:  If YY=0, RS485-BL will execute the downlink command without uplink; if YY=1, RS485-BL will execute an uplink after got this command.
1146 +)))
868 868  
869 -Example:
1148 +(((
1149 +**Example:**
1150 +)))
870 870  
871 -**AF 03 01 06 0A 05 00 04 00 01 00**: Same as AT+COMMAND3=0A 05 00 04 00 01,1
1152 +(((
1153 +(% style="color:#037691" %)**AF 03 01 06 0A 05 00 04 00 01 00**(%%): Same as AT+COMMAND3=0A 05 00 04 00 01,1
1154 +)))
872 872  
873 -**AF 03 02 06 10 01 05 06 09 0A 00**: Same as AT+DATACUT3=**16**,**1**,**5+6+9+10**
1156 +(((
1157 +(% style="color:#037691" %)**AF 03 02 06**(% style="color:orange" %)** 10 **(% style="color:red" %)**01 **(% style="color:green" %)**05 06 09 0A**(% style="color:#037691" %)** 00**(%%): Same as AT+DATACUT3=(% style="color:orange" %)**16**(%%),(% style="color:red" %)**1**(%%),(% style="color:green" %)**5+6+9+10**
1158 +)))
874 874  
875 -**AF 03 02 06 0B 02 05 07 08 0A 00**: Same as AT+DATACUT3=**11**,**2**,**5~~7+8~~10**
1160 +(((
1161 +(% style="color:#037691" %)**AF 03 02 06 **(% style="color:orange" %)**0B**(% style="color:red" %)** 02 **(% style="color:green" %)**05 07 08 0A **(% style="color:#037691" %)**00**(%%): Same as AT+DATACUT3=(% style="color:orange" %)**11**(%%),(% style="color:red" %)**2**(%%),(% style="color:green" %)**5~~7+8~~10**
1162 +)))
876 876  
1164 +(((
1165 +
1166 +)))
877 877  
878 -0xAB downlink command can be used for set AT+SEARCHx
1168 +(((
1169 +**0xAB** downlink command can be used for set AT+SEARCHx
1170 +)))
879 879  
880 -Example: **AB aa 01 03 xx xx xx** (03 here means there are total 3 bytes after 03) So
1172 +(((
1173 +**Example:** **AB aa 01 03 xx xx xx** (03 here means there are total 3 bytes after 03) So
1174 +)))
881 881  
882 -* AB aa 01 03 xx xx xx  same as AT+SEARCHaa=1,xx xx xx
883 -* AB aa 02 03 xx xx xx 02 yy yy(03 means there are 3 bytes after 03, they are xx xx xx;02 means there are 2 bytes after 02, they are yy yy) so the commands
1176 +* (((
1177 +AB aa 01 03 xx xx xx  same as AT+SEARCHaa=1,xx xx xx
1178 +)))
1179 +* (((
1180 +AB aa 02 03 xx xx xx 02 yy yy(03 means there are 3 bytes after 03, they are xx xx xx;02 means there are 2 bytes after 02, they are yy yy) so the commands
1181 +)))
884 884  
1183 +(((
885 885  **AB aa 02 03 xx xx xx 02 yy yy**  same as **AT+SEARCHaa=2,xx xx xx+yy yy**
1185 +)))
886 886  
887 887  
888 -==== Fast command to handle MODBUS device ====
889 889  
1189 +
1190 +==== **Fast command to handle MODBUS device** ====
1191 +
1192 +(((
890 890  AT+MBFUN is valid since v1.3 firmware version. The command is for fast configure to read Modbus devices. It is only valid for the devices which follow the [[MODBUS-RTU protocol>>url:https://www.modbustools.com/modbus.html]].
1194 +)))
891 891  
1196 +(((
892 892  This command is valid since v1.3 firmware version
1198 +)))
893 893  
1200 +(((
1201 +
1202 +)))
894 894  
895 -AT+MBFUN has only two value:
1204 +(((
1205 +**AT+MBFUN has only two value:**
1206 +)))
896 896  
897 -* AT+MBFUN=1: Enable Modbus reading. And get response base on the MODBUS return
1208 +* (((
1209 +**AT+MBFUN=1**: Enable Modbus reading. And get response base on the MODBUS return
1210 +)))
898 898  
1212 +(((
899 899  AT+MBFUN=1, device can auto read the Modbus function code: 01, 02, 03 or 04. AT+MBFUN has lower priority vs AT+DATACUT command. If AT+DATACUT command is configured, AT+MBFUN will be ignore.
1214 +)))
900 900  
901 -* AT+MBFUN=0: Disable Modbus fast reading.
1216 +* (((
1217 +**AT+MBFUN=0**: Disable Modbus fast reading.
1218 +)))
902 902  
903 -Example:
1220 +(((
1221 +**Example:**
1222 +)))
904 904  
905 -* AT+MBFUN=1 and AT+DATACUT1/AT+DATACUT2 are not configure (0,0,0).
906 -* AT+COMMAND1= 01 03 00 10 00 08,1 ~-~-> read slave address 01 , function code 03, start address 00 01, quantity of registers 00 08.
907 -* AT+COMMAND2= 01 02 00 40 00 10,1 ~-~-> read slave address 01 , function code 02, start address 00 40, quantity of inputs 00 10.
1224 +* (((
1225 +AT+MBFUN=1 and AT+DATACUT1/AT+DATACUT2 are not configure (0,0,0).
1226 +)))
1227 +* (((
1228 +AT+COMMAND1= 01 03 00 10 00 08,1 ~-~-> read slave address 01 , function code 03, start address 00 01, quantity of registers 00 08.
1229 +)))
1230 +* (((
1231 +AT+COMMAND2= 01 02 00 40 00 10,1 ~-~-> read slave address 01 , function code 02, start address 00 40, quantity of inputs 00 10.
1232 +)))
908 908  
909 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image025.png]]
1234 +[[image:1654133913295-597.png]]
910 910  
911 911  
912 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image026.png]]
1237 +[[image:1654133954153-643.png]]
913 913  
914 914  
915 -* Downlink Commands:
1240 +* (((
1241 +**Downlink Commands:**
1242 +)))
916 916  
917 -A9 aa -à Same as AT+MBFUN=aa
1244 +(((
1245 +**A9 aa** ~-~-> Same as AT+MBFUN=aa
1246 +)))
918 918  
919 919  
920 -==== RS485 command timeout ====
921 921  
1250 +
1251 +==== **RS485 command timeout** ====
1252 +
1253 +(((
922 922  Some Modbus device has slow action to send replies. This command is used to configure the RS485-BL to use longer time to wait for their action.
1255 +)))
923 923  
1257 +(((
924 924  Default value: 0, range:  0 ~~ 5 seconds
1259 +)))
925 925  
1261 +(((
1262 +
1263 +)))
926 926  
927 -* AT Command:
1265 +* (((
1266 +**AT Command:**
1267 +)))
928 928  
929 -AT+CMDDLaa=hex(bb cc)
1269 +(% class="box infomessage" %)
1270 +(((
1271 +(((
1272 +**AT+CMDDLaa=hex(bb cc)**
1273 +)))
1274 +)))
930 930  
931 -Example:
1276 +(((
1277 +**Example:**
1278 +)))
932 932  
1280 +(((
933 933  **AT+CMDDL1=1000** to send the open time to 1000ms
1282 +)))
934 934  
1284 +(((
1285 +
1286 +)))
935 935  
936 -* Downlink Payload:
1288 +* (((
1289 +**Downlink Payload:**
1290 +)))
937 937  
1292 +(((
938 938  0x AA aa bb cc
1294 +)))
939 939  
1296 +(((
940 940  Same as: AT+CMDDLaa=hex(bb cc)
1298 +)))
941 941  
942 - Example:
1300 +(((
1301 + **Example:**
1302 +)))
943 943  
944 - 0xAA 01 03 E8  à Same as **AT+CMDDL1=1000 ms**
1304 +(((
1305 + **0xAA 01 03 E8**  ~-~-> Same as **AT+CMDDL1=1000 ms**
1306 +)))
945 945  
946 946  
947 -==== [[Uplink>>path:#downlink_A8]] payload mode ====
948 948  
1310 +
1311 +==== **Uplink payload mode** ====
1312 +
1313 +(((
949 949  Define to use one uplink or multiple uplinks for the sampling.
1315 +)))
950 950  
951 -The use of this command please see: [[Compose Uplink payload>>path:#DataUP]]
1317 +(((
1318 +The use of this command please see: [[Compose Uplink payload>>||anchor="H3.3.4Composetheuplinkpayload"]]
1319 +)))
952 952  
953 -* AT Command:
1321 +* (((
1322 +**AT Command:**
1323 +)))
954 954  
955 -AT+DATAUP=0
1325 +(% class="box infomessage" %)
1326 +(((
1327 +(((
1328 +**AT+DATAUP=0**
1329 +)))
1330 +)))
956 956  
957 -AT+DATAUP=1
1332 +(% class="box infomessage" %)
1333 +(((
1334 +(((
1335 +**AT+DATAUP=1**
1336 +)))
1337 +)))
958 958  
1339 +(((
1340 +
1341 +)))
959 959  
960 -* Downlink Payload:
1343 +* (((
1344 +**Downlink Payload:**
1345 +)))
961 961  
962 -0xAD 00   à Same as AT+DATAUP=0
1347 +(((
1348 +**0xAD 00**  **~-~->** Same as AT+DATAUP=0
1349 +)))
963 963  
964 -0xAD 01   à Same as AT+DATAUP=1
1351 +(((
1352 +**0xAD 01**  **~-~->** Same as AT+DATAUP=1
1353 +)))
965 965  
966 966  
967 -==== Manually trigger an Uplink ====
968 968  
1357 +
1358 +==== **Manually trigger an Uplink** ====
1359 +
969 969  Ask device to send an uplink immediately.
970 970  
971 -* Downlink Payload:
1362 +* **Downlink Payload:**
972 972  
973 -0x08 FF, RS485-BL will immediately send an uplink.
1364 +**0x08 FF**, RS485-BL will immediately send an uplink.
974 974  
975 975  
976 -==== Clear RS485 Command ====
977 977  
978 -The AT+COMMANDx and AT+DATACUTx settings are stored in special location, user can use below command to clear them.
979 979  
1369 +==== **Clear RS485 Command** ====
980 980  
981 -* AT Command:
1371 +(((
1372 +The AT+COMMANDx and AT+DATACUTx settings are stored in special location, user can use below command to clear them.
1373 +)))
982 982  
983 -**AT+CMDEAR=mm,nn**   mm: start position of erase ,nn: stop position of erase
1375 +(((
1376 +
1377 +)))
984 984  
985 -Etc. AT+CMDEAR=1,10 means erase AT+COMMAND1/AT+DATACUT1 to AT+COMMAND10/AT+DATACUT10
1379 +* (((
1380 +**AT Command:**
1381 +)))
986 986  
1383 +(((
1384 +(% style="color:#037691" %)**AT+CMDEAR=mm,nn** (%%) mm: start position of erase ,nn: stop position of erase Etc. AT+CMDEAR=1,10 means erase AT+COMMAND1/AT+DATACUT1 to AT+COMMAND10/AT+DATACUT10
1385 +)))
1386 +
1387 +(((
987 987  Example screen shot after clear all RS485 commands. 
1389 +)))
988 988  
1391 +(((
1392 +
1393 +)))
989 989  
990 -
1395 +(((
991 991  The uplink screen shot is:
1397 +)))
992 992  
993 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image023.png]]
1399 +(((
1400 +[[image:1654134704555-320.png]]
1401 +)))
994 994  
1403 +(((
1404 +
1405 +)))
995 995  
996 -* Downlink Payload:
1407 +* (((
1408 +**Downlink Payload:**
1409 +)))
997 997  
998 -0x09 aa bb same as AT+CMDEAR=aa,bb
1411 +(((
1412 +**0x09 aa bb** same as AT+CMDEAR=aa,bb
1413 +)))
999 999  
1000 1000  
1001 -==== Set Serial Communication Parameters ====
1002 1002  
1417 +
1418 +==== **Set Serial Communication Parameters** ====
1419 +
1420 +(((
1003 1003  Set the Rs485 serial communication parameters:
1422 +)))
1004 1004  
1005 -* AT Command:
1424 +* (((
1425 +**AT Command:**
1426 +)))
1006 1006  
1428 +(((
1007 1007  Set Baud Rate:
1430 +)))
1008 1008  
1009 -AT+BAUDR=9600    ~/~/ Options: (1200,2400,4800,14400,19200,115200)
1432 +(% class="box infomessage" %)
1433 +(((
1434 +(((
1435 +**AT+BAUDR=9600**    ~/~/ Options: (1200,2400,4800,14400,19200,115200)
1010 1010  
1437 +Set UART Parity
1438 +**AT+PARITY=0**    ~/~/ Option: 0: no parity, 1: odd parity, 2: even parity
1011 1011  
1012 -Set UART parity
1013 -
1014 -AT+PARITY=0    ~/~/ Option: 0: no parity, 1: odd parity, 2: even parity
1015 -
1016 -
1017 1017  Set STOPBIT
1018 1018  
1019 -AT+STOPBIT=0    ~/~/ Option: 0 for 1bit; 1 for 1.5 bit ; 2 for 2 bits
1442 +**AT+STOPBIT=0**    ~/~/ Option: 0 for 1bit; 1 for 1.5 bit ; 2 for 2 bits
1443 +)))
1444 +)))
1020 1020  
1021 1021  
1022 -* Downlink Payload:
1447 +* (((
1448 +**Downlink Payload:**
1449 +)))
1023 1023  
1024 -A7 01 aa bb: Same  AT+BAUDR=hex(aa bb)*100
1451 +(((
1452 +**A7 01 aa bb**: Same  AT+BAUDR=hex(aa bb)*100
1453 +)))
1025 1025  
1026 -Example:
1455 +(((
1456 +**Example:**
1457 +)))
1027 1027  
1028 -* A7 01 00 60   same as AT+BAUDR=9600
1029 -* A7 01 04 80  same as AT+BAUDR=115200
1459 +* (((
1460 +A7 01 00 60   same as AT+BAUDR=9600
1461 +)))
1462 +* (((
1463 +A7 01 04 80  same as AT+BAUDR=115200
1464 +)))
1030 1030  
1466 +(((
1031 1031  A7 02 aa: Same as  AT+PARITY=aa  (aa value: 00 , 01 or 02)
1468 +)))
1032 1032  
1470 +(((
1033 1033  A7 03 aa: Same as  AT+STOPBIT=aa  (aa value: 00 , 01 or 02)
1472 +)))
1034 1034  
1035 1035  
1036 -==== Control output power duration ====
1037 1037  
1038 -User can set the output power duration before each sampling.
1039 1039  
1040 -* AT Command:
1477 +==== **Control output power duration** ====
1041 1041  
1042 -Example:
1479 +(((
1480 +User can set the output power duration before each sampling.
1481 +)))
1043 1043  
1044 -AT+3V3T=1000 ~/~/ 3V3 output power will open 1s before each sampling.
1483 +* (((
1484 +**AT Command:**
1485 +)))
1045 1045  
1046 -AT+5VT=1000 ~/~/ +5V output power will open 1s before each sampling.
1487 +(((
1488 +**Example:**
1489 +)))
1047 1047  
1491 +(((
1492 +**AT+3V3T=1000**  ~/~/ 3V3 output power will open 1s before each sampling.
1493 +)))
1048 1048  
1049 -* LoRaWAN Downlink Command:
1495 +(((
1496 +**AT+5VT=1000**  ~/~/ +5V output power will open 1s before each sampling.
1497 +)))
1050 1050  
1051 -07 01 aa bb  Same as AT+5VT=(aa bb)
1499 +(((
1500 +
1501 +)))
1052 1052  
1053 -07 02 aa bb  Same as AT+3V3T=(aa bb)
1503 +* (((
1504 +**LoRaWAN Downlink Command:**
1505 +)))
1054 1054  
1507 +(((
1508 +**07 01 aa bb**  Same as AT+5VT=(aa bb)
1509 +)))
1055 1055  
1511 +(((
1512 +**07 02 aa bb**  Same as AT+3V3T=(aa bb)
1513 +)))
1056 1056  
1057 1057  
1058 -1.
1059 -11. Buttons
1060 1060  
1061 -|**Button**|**Feature**
1062 -|**RST**|Reboot RS485-BL
1517 +== 3.6 Buttons ==
1063 1063  
1064 -1.
1065 -11. +3V3 Output
1519 +(% border="1" cellspacing="10" style="background-color:#ffffcc; color:green; width:233px" %)
1520 +|=(% style="width: 89px;" %)**Button**|=(% style="width: 141px;" %)**Feature**
1521 +|(% style="width:89px" %)**RST**|(% style="width:141px" %)Reboot RS485-BL
1066 1066  
1523 +== 3.7 +3V3 Output ==
1524 +
1525 +(((
1067 1067  RS485-BL has a Controllable +3V3 output, user can use this output to power external sensor.
1527 +)))
1068 1068  
1529 +(((
1069 1069  The +3V3 output will be valid for every sampling. RS485-BL will enable +3V3 output before all sampling and disable the +3V3 after all sampling. 
1531 +)))
1070 1070  
1071 -
1533 +(((
1072 1072  The +3V3 output time can be controlled by AT Command.
1535 +)))
1073 1073  
1074 -**AT+3V3T=1000**
1537 +(((
1538 +
1539 +)))
1075 1075  
1076 -Means set +3v3 valid time to have 1000ms. So, the real +3v3 output will actually have 1000ms + sampling time for other sensors.
1541 +(((
1542 +(% style="color:#037691" %)**AT+3V3T=1000**
1543 +)))
1077 1077  
1545 +(((
1546 +
1547 +)))
1078 1078  
1549 +(((
1550 +Means set +3v3 valid time to have 1000ms. So, the real +3v3 output will actually have 1000ms + sampling time for other sensors.
1551 +)))
1552 +
1553 +(((
1079 1079  By default, the AT+3V3T=0. This is a special case, means the +3V3 output is always on at any time
1555 +)))
1080 1080  
1081 1081  
1082 -1.
1083 -11. +5V Output
1558 +== 3.8 +5V Output ==
1084 1084  
1560 +(((
1085 1085  RS485-BL has a Controllable +5V output, user can use this output to power external sensor.
1562 +)))
1086 1086  
1564 +(((
1087 1087  The +5V output will be valid for every sampling. RS485-BL will enable +5V output before all sampling and disable the +5v after all sampling. 
1566 +)))
1088 1088  
1089 -
1568 +(((
1090 1090  The 5V output time can be controlled by AT Command.
1570 +)))
1091 1091  
1092 -**AT+5VT=1000**
1572 +(((
1573 +
1574 +)))
1093 1093  
1094 -Means set 5V valid time to have 1000ms. So, the real 5V output will actually have 1000ms + sampling time for other sensors.
1576 +(((
1577 +(% style="color:#037691" %)**AT+5VT=1000**
1578 +)))
1095 1095  
1580 +(((
1581 +
1582 +)))
1096 1096  
1584 +(((
1585 +Means set 5V valid time to have 1000ms. So, the real 5V output will actually have 1000ms + sampling time for other sensors.
1586 +)))
1587 +
1588 +(((
1097 1097  By default, the AT+5VT=0. If the external sensor which require 5v and require more time to get stable state, user can use this command to increase the power ON duration for this sensor.
1590 +)))
1098 1098  
1099 1099  
1100 1100  
1594 +== 3.9 LEDs ==
1101 1101  
1102 -1.
1103 -11. LEDs
1596 +(% border="1" style="background-color:#ffffcc; color:green; width:332px" %)
1597 +|=**LEDs**|=(% style="width: 274px;" %)**Feature**
1598 +|**LED1**|(% style="width:274px" %)Blink when device transmit a packet.
1104 1104  
1105 -|**LEDs**|**Feature**
1106 -|**LED1**|Blink when device transmit a packet.
1600 +== 3.10 Switch Jumper ==
1107 1107  
1108 -1.
1109 -11. Switch Jumper
1110 -
1111 -|**Switch Jumper**|**Feature**
1112 -|**SW1**|(((
1113 -ISP position: Upgrade firmware via UART
1114 -
1602 +(% border="1" cellspacing="10" style="background-color:#ffffcc; color:green; width:463px" %)
1603 +|=(% style="width: 123px;" %)**Switch Jumper**|=(% style="width: 336px;" %)**Feature**
1604 +|(% style="width:123px" %)**SW1**|(% style="width:336px" %)ISP position: Upgrade firmware via UART
1115 1115  Flash position: Configure device, check running status.
1606 +|(% style="width:123px" %)**SW2**|(% style="width:336px" %)5V position: set to compatible with 5v I/O.
1607 +3.3v position: set to compatible with 3.3v I/O.,
1608 +
1609 +(((
1610 +**+3.3V**: is always ON
1116 1116  )))
1117 -|**SW2**|(((
1118 -5V position: set to compatible with 5v I/O.
1119 1119  
1120 -3.3v position: set to compatible with 3.3v I/O.,
1613 +(((
1614 +**+5V**: Only open before every sampling. The time is by default, it is AT+5VT=0.  Max open time. 5000 ms.
1121 1121  )))
1122 1122  
1123 -+3.3V: is always ON
1124 1124  
1125 -+5V: Only open before every sampling. The time is by default, it is AT+5VT=0.  Max open time. 5000 ms.
1618 += 4. Case Study =
1126 1126  
1127 -1. Case Study
1620 +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]]
1128 1128  
1129 -User can check this URL for some case studies.
1130 1130  
1131 -[[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]]
1623 += 5. Use AT Command =
1132 1132  
1625 +== 5.1 Access AT Command ==
1133 1133  
1134 -
1135 -
1136 -1. Use AT Command
1137 -11. Access AT Command
1138 -
1627 +(((
1139 1139  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.
1629 +)))
1140 1140  
1141 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image027.png]]
1631 +[[image:1654135840598-282.png]]
1142 1142  
1143 1143  
1144 -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:
1634 +(((
1635 +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:
1636 +)))
1145 1145  
1146 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image028.png]]
1638 +[[image:1654136105500-922.png]]
1147 1147  
1148 1148  
1641 +(((
1642 +More detail AT Command manual can be found at [[AT Command Manual>>||anchor="H3.5ConfigureRS485-BLviaATorDownlink"]]
1643 +)))
1149 1149  
1150 -More detail AT Command manual can be found at [[AT Command Manual>>path:#AT_COMMAND]]
1151 1151  
1646 +== 5.2 Common AT Command Sequence ==
1152 1152  
1648 +=== 5.2.1 Multi-channel ABP mode (Use with SX1301/LG308) ===
1153 1153  
1154 -1.
1155 -11. Common AT Command Sequence
1156 -111. Multi-channel ABP mode (Use with SX1301/LG308)
1157 -
1158 1158  If device has not joined network yet:
1159 1159  
1160 -AT+FDR
1652 +(% class="box infomessage" %)
1653 +(((
1654 +**AT+FDR**
1655 +)))
1161 1161  
1162 -AT+NJM=0
1657 +(% class="box infomessage" %)
1658 +(((
1659 +**AT+NJM=0**
1660 +)))
1163 1163  
1164 -ATZ
1662 +(% class="box infomessage" %)
1663 +(((
1664 +**ATZ**
1665 +)))
1165 1165  
1166 1166  
1668 +(((
1167 1167  If device already joined network:
1670 +)))
1168 1168  
1169 -AT+NJM=0
1672 +(% class="box infomessage" %)
1673 +(((
1674 +**AT+NJM=0**
1675 +)))
1170 1170  
1171 -ATZ
1677 +(% class="box infomessage" %)
1678 +(((
1679 +**ATZ**
1680 +)))
1172 1172  
1173 -1.
1174 -11.
1175 -111. Single-channel ABP mode (Use with LG01/LG02)
1176 1176  
1177 -AT+FDR   Reset Parameters to Factory Default, Keys Reserve
1683 +=== 5.5.2 Single-channel ABP mode (Use with LG01/LG02) ===
1178 1178  
1179 -AT+NJM=0 Set to ABP mode
1180 1180  
1181 -AT+ADR=0 Set the Adaptive Data Rate Off
1686 +(% style="background-color:#dcdcdc" %)**AT+FDR** (%%) Reset Parameters to Factory Default, Keys Reserve
1182 1182  
1183 -AT+DR=5  Set Data Rate
1688 +(% style="background-color:#dcdcdc" %)**AT+NJM=0 **(%%)Set to ABP mode
1184 1184  
1185 -AT+TDC=60000  Set transmit interval to 60 seconds
1690 +(% style="background-color:#dcdcdc" %)**AT+ADR=0** (%%)Set the Adaptive Data Rate Off
1186 1186  
1187 -AT+CHS=868400000 Set transmit frequency to 868.4Mhz
1692 +(% style="background-color:#dcdcdc" %)**AT+DR=5**  (%%)Set Data Rate
1188 1188  
1189 -AT+RX2FQ=868400000 Set RX2Frequency to 868.4Mhz (according to the result from server)
1694 +(% style="background-color:#dcdcdc" %)**AT+TDC=60000** (%%) Set transmit interval to 60 seconds
1190 1190  
1191 -AT+RX2DR=5  Set RX2DR to match the downlink DR from server. see below
1696 +(% style="background-color:#dcdcdc" %)**AT+CHS=868400000**(%%) Set transmit frequency to 868.4Mhz
1192 1192  
1193 -AT+DADDR=26 01 1A F1 Set Device Address to 26 01 1A F1, this ID can be found in the LoRa Server portal.
1698 +(% style="background-color:#dcdcdc" %)**AT+RX2FQ=868400000** (%%) Set RX2Frequency to 868.4Mhz (according to the result from server)
1194 1194  
1195 -ATZ          Reset MCU
1700 +(% style="background-color:#dcdcdc" %)**AT+RX2DR=5**  (%%) Set RX2DR to match the downlink DR from server. see below
1196 1196  
1197 -**Note:**
1702 +(% 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.
1198 1198  
1199 -1. Make sure the device is set to ABP mode in the IoT Server.
1200 -1. Make sure the LG01/02 gateway RX frequency is exactly the same as AT+CHS setting.
1201 -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.
1202 -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
1704 +(% style="background-color:#dcdcdc" %)**ATZ**       (%%) Reset MCU
1203 1203  
1204 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image029.png]]
1205 1205  
1707 +(% style="color:red" %)**Note:**
1206 1206  
1207 -1. FAQ
1208 -11. How to upgrade the image?
1709 +(((
1710 +(% style="color:red" %)1. Make sure the device is set to ABP mode in the IoT Server.
1711 +2. Make sure the LG01/02 gateway RX frequency is exactly the same as AT+CHS setting.
1712 +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.
1713 +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
1714 +)))
1209 1209  
1210 -The RS485-BL LoRaWAN Controller is shipped with a 3.5mm cable, the cable is used to upload image to RS485-BL to:
1716 +[[image:1654136435598-589.png]]
1211 1211  
1212 -* Support new features
1213 -* For bug fix
1214 -* Change LoRaWAN bands.
1215 1215  
1216 -Below shows the hardware connection for how to upload an image to RS485-BL:
1719 += 6. FAQ =
1217 1217  
1218 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image030.png]]
1721 +== 6.1 How to upgrade the image? ==
1219 1219  
1220 -**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]].
1221 -
1222 -**Step2**: Download the [[LT Image files>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/image/]].
1223 -
1224 -**Step3: **Open flashloader; choose the correct COM port to update.
1225 -
1226 -
1227 -|(((
1228 -HOLD PRO then press the RST button, SYS will be ON, then click next
1723 +(((
1724 +The RS485-BL LoRaWAN Controller is shipped with a 3.5mm cable, the cable is used to upload image to RS485-BL to:
1229 1229  )))
1230 1230  
1231 -|(((
1232 -Board detected
1727 +* (((
1728 +Support new features
1233 1233  )))
1730 +* (((
1731 +For bug fix
1732 +)))
1733 +* (((
1734 +Change LoRaWAN bands.
1735 +)))
1234 1234  
1235 -|(((
1236 -
1737 +(((
1738 +Below shows the hardware connection for how to upload an image to RS485-BL:
1237 1237  )))
1238 1238  
1239 -[[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]]
1741 +[[image:1654136646995-976.png]]
1240 1240  
1743 +**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]].
1241 1241  
1745 +**Step2**: Download the [[LT Image files>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/image/]].
1242 1242  
1243 -[[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]]
1747 +**Step3: **Open flashloader; choose the correct COM port to update.
1244 1244  
1749 +[[image:image-20220602102605-1.png]]
1245 1245  
1246 -[[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]]
1247 1247  
1752 +[[image:image-20220602102637-2.png]]
1248 1248  
1249 -1.
1250 -11. How to change the LoRa Frequency Bands/Region?
1251 1251  
1252 -User can follow the introduction for [[how to upgrade image>>path:#upgrade_image]]. When download the images, choose the required image file for download.
1755 +[[image:image-20220602102715-3.png]]
1253 1253  
1254 1254  
1255 1255  
1256 -1.
1257 -11. How many RS485-Slave can RS485-BL connects?
1759 +== 6.2 How to change the LoRa Frequency Bands/Region? ==
1258 1258  
1259 -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]].
1761 +(((
1762 +User can follow the introduction for [[how to upgrade image>>||anchor="H6.1Howtoupgradetheimage3F"]]. When download the images, choose the required image file for download.
1763 +)))
1260 1260  
1261 1261  
1262 1262  
1767 +== 6.3 How many RS485-Slave can RS485-BL connects? ==
1263 1263  
1264 -1. Trouble Shooting     
1265 -11. Downlink doesn’t work, how to solve it?
1769 +(((
1770 +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"]].
1771 +)))
1266 1266  
1267 -Please see this link for debug:
1268 1268  
1269 -[[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]] 
1270 1270  
1775 += 7. Trouble Shooting =
1271 1271  
1272 1272  
1273 -1.
1274 -11. Why I can’t join TTN V3 in US915 /AU915 bands?
1778 +== 7.1 Downlink doesn’t work, how to solve it? ==
1275 1275  
1276 -It might about the channels mapping. Please see for detail.
1780 +Please see this link for debug: [[LoRaWAN Communication Debug>>doc:Main.LoRaWAN Communication Debug.WebHome]]
1277 1277  
1278 -[[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]]
1279 1279  
1783 +== 7.2 Why I can’t join TTN V3 in US915 /AU915 bands? ==
1280 1280  
1785 +It might about the channels mapping. Please see for detail: [[Notice of Frequency band>>doc:Main.LoRaWAN Communication Debug.WebHome||anchor="H2.NoticeofUS9152FCN4702FAU915Frequencyband"]]
1281 1281  
1282 -1. Order Info
1283 1283  
1284 -**Part Number: RS485-BL-XXX**
1788 += 8. Order Info =
1285 1285  
1286 -**XXX:**
1790 +(% style="color:blue" %)**Part Number: RS485-BL-XXX**
1287 1287  
1288 -* **EU433**: frequency bands EU433
1289 -* **EU868**: frequency bands EU868
1290 -* **KR920**: frequency bands KR920
1291 -* **CN470**: frequency bands CN470
1292 -* **AS923**: frequency bands AS923
1293 -* **AU915**: frequency bands AU915
1294 -* **US915**: frequency bands US915
1295 -* **IN865**: frequency bands IN865
1296 -* **RU864**: frequency bands RU864
1297 -* **KZ865: **frequency bands KZ865
1792 +(% style="color:blue" %)**XXX:**
1298 1298  
1299 -1. Packing Info
1794 +* (% style="color:blue" %)**EU433**(%%): frequency bands EU433
1795 +* (% style="color:blue" %)**EU868**(%%): frequency bands EU868
1796 +* (% style="color:blue" %)**KR920**(%%): frequency bands KR920
1797 +* (% style="color:blue" %)**CN470**(%%): frequency bands CN470
1798 +* (% style="color:blue" %)**AS923**(%%): frequency bands AS923
1799 +* (% style="color:blue" %)**AU915**(%%): frequency bands AU915
1800 +* (% style="color:blue" %)**US915**(%%): frequency bands US915
1801 +* (% style="color:blue" %)**IN865**(%%): frequency bands IN865
1802 +* (% style="color:blue" %)**RU864**(%%): frequency bands RU864
1803 +* (% style="color:blue" %)**KZ865**(%%): frequency bands KZ865
1300 1300  
1805 += 9. Packing Info =
1806 +
1807 +(((
1301 1301  **Package Includes**:
1809 +)))
1302 1302  
1303 -* RS485-BL x 1
1304 -* Stick Antenna for LoRa RF part x 1
1305 -* Program cable x 1
1811 +* (((
1812 +RS485-BL x 1
1813 +)))
1814 +* (((
1815 +Stick Antenna for LoRa RF part x 1
1816 +)))
1817 +* (((
1818 +Program cable x 1
1819 +)))
1306 1306  
1821 +(((
1307 1307  **Dimension and weight**:
1823 +)))
1308 1308  
1309 -* Device Size: 13.5 x 7 x 3 cm
1310 -* Device Weight: 105g
1311 -* Package Size / pcs : 14.5 x 8 x 5 cm
1312 -* Weight / pcs : 170g
1825 +* (((
1826 +Device Size: 13.5 x 7 x 3 cm
1827 +)))
1828 +* (((
1829 +Device Weight: 105g
1830 +)))
1831 +* (((
1832 +Package Size / pcs : 14.5 x 8 x 5 cm
1833 +)))
1834 +* (((
1835 +Weight / pcs : 170g
1313 1313  
1314 -1. Support
1837 +
1838 +)))
1315 1315  
1316 -* 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.
1317 -* 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
1840 += 10. Support =
1318 1318  
1319 -[[support@dragino.com>>url:file:///D:/市场资料/说明书/LoRa/LT系列/support@dragino.com]]
1842 +* (((
1843 +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.
1844 +)))
1845 +* (((
1846 +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]]
1847 +)))
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