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Last modified by Mengting Qiu on 2025/06/04 18:42
From version 66.24
edited by Xiaoling
on 2022/05/24 13:58
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To version 27.1
edited by Xiaoling
on 2022/05/24 09:04
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Summary

Details

Page properties
Content
... ... @@ -45,114 +45,44 @@
45 45  
46 46  == 1.2  Specifications ==
47 47  
48 -(((
49 49  **Hardware System:**
50 -)))
51 51  
52 -* (((
53 -STM32L072CZT6 MCU
54 -)))
55 -* (((
56 -SX1276/78 Wireless Chip 
57 -)))
58 -* (((
59 -(((
60 -Power Consumption:
61 -)))
50 +* STM32L072CZT6 MCU
51 +* SX1276/78 Wireless Chip 
52 +* Power Consumption:
53 +** Idle: 4mA@12v
54 +** 20dB Transmit: 34mA@12v
62 62  
63 -* (((
64 -Idle: 4mA@12v
65 -)))
66 -* (((
67 -20dB Transmit: 34mA@12v
68 -)))
69 -)))
70 -
71 -(((
72 72  **Interface for Model: LT22222-L:**
73 -)))
74 74  
75 -* (((
76 -2 x Digital dual direction Input (Detect High/Low signal, Max: 50v, or 220v with optional external resistor)
77 -)))
78 -* (((
79 -2 x Digital Output (NPN output. Max pull up voltage 36V,450mA)
80 -)))
81 -* (((
82 -2 x Relay Output (5A@250VAC / 30VDC)
83 -)))
84 -* (((
85 -2 x 0~~20mA Analog Input (res:0.01mA)
86 -)))
87 -* (((
88 -2 x 0~~30V Analog Input (res:0.01v)
89 -)))
90 -* (((
91 -Power Input 7~~ 24V DC. 
92 -)))
58 +* 2 x Digital dual direction Input (Detect High/Low signal, Max: 50v, or 220v with optional external resistor)
59 +* 2 x Digital Output (NPN output. Max pull up voltage 36V,450mA)
60 +* 2 x Relay Output (5A@250VAC / 30VDC)
61 +* 2 x 0~~20mA Analog Input (res:0.01mA)
62 +* 2 x 0~~30V Analog Input (res:0.01v)
63 +* Power Input 7~~ 24V DC. 
93 93  
94 -(((
95 95  **LoRa Spec:**
96 -)))
97 97  
98 -* (((
99 -(((
100 -Frequency Range:
101 -)))
67 +* Frequency Range:
68 +** Band 1 (HF): 862 ~~ 1020 Mhz
69 +** Band 2 (LF): 410 ~~ 528 Mhz
70 +* 168 dB maximum link budget.
71 +* +20 dBm - 100 mW constant RF output vs.
72 +* +14 dBm high efficiency PA.
73 +* Programmable bit rate up to 300 kbps.
74 +* High sensitivity: down to -148 dBm.
75 +* Bullet-proof front end: IIP3 = -12.5 dBm.
76 +* Excellent blocking immunity.
77 +* Low RX current of 10.3 mA, 200 nA register retention.
78 +* Fully integrated synthesizer with a resolution of 61 Hz.
79 +* FSK, GFSK, MSK, GMSK, LoRaTM and OOK modulation.
80 +* Built-in bit synchronizer for clock recovery.
81 +* Preamble detection.
82 +* 127 dB Dynamic Range RSSI.
83 +* Automatic RF Sense and CAD with ultra-fast AFC.
84 +* Packet engine up to 256 bytes with CRC.
102 102  
103 -* (((
104 -Band 1 (HF): 862 ~~ 1020 Mhz
105 -)))
106 -* (((
107 -Band 2 (LF): 410 ~~ 528 Mhz
108 -)))
109 -)))
110 -* (((
111 -168 dB maximum link budget.
112 -)))
113 -* (((
114 -+20 dBm - 100 mW constant RF output vs.
115 -)))
116 -* (((
117 -+14 dBm high efficiency PA.
118 -)))
119 -* (((
120 -Programmable bit rate up to 300 kbps.
121 -)))
122 -* (((
123 -High sensitivity: down to -148 dBm.
124 -)))
125 -* (((
126 -Bullet-proof front end: IIP3 = -12.5 dBm.
127 -)))
128 -* (((
129 -Excellent blocking immunity.
130 -)))
131 -* (((
132 -Low RX current of 10.3 mA, 200 nA register retention.
133 -)))
134 -* (((
135 -Fully integrated synthesizer with a resolution of 61 Hz.
136 -)))
137 -* (((
138 -FSK, GFSK, MSK, GMSK, LoRaTM and OOK modulation.
139 -)))
140 -* (((
141 -Built-in bit synchronizer for clock recovery.
142 -)))
143 -* (((
144 -Preamble detection.
145 -)))
146 -* (((
147 -127 dB Dynamic Range RSSI.
148 -)))
149 -* (((
150 -Automatic RF Sense and CAD with ultra-fast AFC.
151 -)))
152 -* (((
153 -Packet engine up to 256 bytes with CRC.
154 -)))
155 -
156 156  == 1.3 Features ==
157 157  
158 158  * LoRaWAN Class A & Class C protocol
... ... @@ -199,21 +199,13 @@
199 199  
200 200  == 3.1 How it works? ==
201 201  
202 -(((
203 203  The LT is configured as LoRaWAN OTAA Class C mode by default. It has OTAA keys to join network. To connect a local LoRaWAN network, user just need to input the OTAA keys in the network server and power on the LT. It will auto join the network via OTAA. For LT-22222-L, the LED will show the Join status: After power on **TX LED** will fast blink 5 times, LT-22222-L will enter working mode and start to JOIN LoRaWAN network. **TX LED** will be on for 5 seconds after joined in network. When there is message from server, the **RX LED** will be on for 1 second. 
204 -)))
205 205  
206 -(((
207 -In case user can’t set the OTAA keys in the network server and has to use the existing keys from server. User can [[use AT Command>>path:http://8.211.40.43/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/#H4.UseATCommand]] to set the keys in the devices.
208 -)))
134 +In case user can’t set the OTAA keys in the network server and has to use the existing keys from server. User can [[use AT Command>>path:#AT_Command]] to set the keys in the devices.
209 209  
210 -(((
211 211  3.2 Example to join LoRaWAN network
212 -)))
213 213  
214 -(((
215 215  This chapter shows an example for how to join the TTN LoRaWAN Network. Below is the network structure, we use our LG308 as LoRaWAN gateway here. 
216 -)))
217 217  
218 218  [[image:image-20220523172350-1.png||height="266" width="864"]]
219 219  
... ... @@ -313,9 +313,7 @@
313 313  
314 314  **For LT-22222-L**: this mode the **DI1 and DI2** are used as counting pins.
315 315  
316 -(((
317 317  Total : 11 bytes payload
318 -)))
319 319  
320 320  [[image:image-20220523180452-3.png]]
321 321  
... ... @@ -329,77 +329,53 @@
329 329  * FIRST: Indicate this is the first packet after join network.
330 330  * DO is for reverse digital output. DOx=1: output low, DOx=0: high or float.
331 331  
332 -(((
333 333  (% style="color:red" %)Note: DO3 bit is not valid for LT-22222-L.
334 -)))
335 335  
336 -(((
337 337  **To use counting mode, please run:**
338 -)))
339 339  
340 340  (% class="box infomessage" %)
341 341  (((
342 -(((
343 343  **AT+MOD=2**
344 344  )))
345 -)))
346 346  
347 347  (% class="box infomessage" %)
348 348  (((
349 -(((
350 350  **ATZ**
351 351  )))
352 -)))
353 353  
354 -(((
355 355  (% style="color:#4f81bd" %)**AT Commands for counting:**
356 -)))
357 357  
358 -(((
359 359  **For LT22222-L:**
360 -)))
361 361  
362 362  (% class="box infomessage" %)
363 363  (((
364 -(((
365 365  **AT+TRIG1=0,100 (set DI1 port to trigger on low level, valid signal is 100ms) **
366 366  )))
367 -)))
368 368  
369 369  (% class="box infomessage" %)
370 370  (((
371 -(((
372 372  **AT+TRIG1=1,100(set DI1 port to trigger on high level, valid signal is 100ms ) **
373 373  )))
374 -)))
375 375  
376 376  (% class="box infomessage" %)
377 377  (((
378 -(((
379 379  **AT+TRIG2=0,100 (set DI2 port to trigger on low level, valid signal is 100ms) **
380 380  )))
381 -)))
382 382  
383 383  (% class="box infomessage" %)
384 384  (((
385 -(((
386 386  **AT+TRIG2=1,100 (set DI2 port to trigger on high level, valid signal is 100ms ) **
387 387  )))
388 -)))
389 389  
390 390  (% class="box infomessage" %)
391 391  (((
392 -(((
393 393  **AT+SETCNT=1,60   (Set COUNT1 value to 60)**
394 394  )))
395 -)))
396 396  
397 397  (% class="box infomessage" %)
398 398  (((
399 -(((
400 400  **AT+SETCNT=2,60   (Set COUNT2 value to 60)**
401 401  )))
402 -)))
403 403  
404 404  === 3.3.3 AT+MOD~=3, Single DI Counting + 2 x ACI ===
405 405  
... ... @@ -417,31 +417,21 @@
417 417  * FIRST: Indicate this is the first packet after join network.
418 418  * DO is for reverse digital output. DOx=1: output low, DOx=0: high or float.
419 419  
420 -(((
421 421  (% style="color:red" %)Note: DO3 is not valid for LT-22222-L.
422 -)))
423 423  
424 -(((
425 425  **To use counting mode, please run:**
426 -)))
427 427  
428 428  (% class="box infomessage" %)
429 429  (((
430 -(((
431 431  **AT+MOD=3**
432 432  )))
433 -)))
434 434  
435 435  (% class="box infomessage" %)
436 436  (((
437 -(((
438 438  **ATZ**
439 439  )))
440 -)))
441 441  
442 -(((
443 -Other AT Commands for counting are similar to [[MOD2 Counting Command>>path:http://8.211.40.43/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/#H3.3.2AT2BMOD3D22C28DoubleDICounting29]].
444 -)))
330 +Other AT Commands for counting are similar to [[MOD2 Counting Command>>path:#COUNT_COMMAND]].
445 445  
446 446  === 3.3.4 AT+MOD~=4, Single DI Counting + 1 x Voltage Counting ===
447 447  
... ... @@ -461,67 +461,44 @@
461 461  * FIRST: Indicate this is the first packet after join network.
462 462  * DO is for reverse digital output. DOx=1: output low, DOx=0: high or float.
463 463  
464 -(((
465 465  (% style="color:red" %)Note: DO3 is not valid for LT-22222-L.
466 -)))
467 467  
468 -(((
469 469  **To use this mode, please run:**
470 -)))
471 471  
472 472  (% class="box infomessage" %)
473 473  (((
474 -(((
475 475  **AT+MOD=4**
476 476  )))
477 -)))
478 478  
479 479  (% class="box infomessage" %)
480 480  (((
481 -(((
482 482  **ATZ**
483 483  )))
484 -)))
485 485  
486 -(((
487 -
488 -)))
489 489  
490 -(((
491 -Other AT Commands for counting are similar to [[MOD2 Counting Command>>path:http://8.211.40.43/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/#H3.3.2AT2BMOD3D22C28DoubleDICounting29]].
492 -)))
365 +Other AT Commands for counting are similar to [[MOD2 Counting Command>>path:#COUNT_COMMAND]].
493 493  
494 -(((
495 495  **Plus below command for AVI1 Counting:**
496 -)))
497 497  
498 498  (% class="box infomessage" %)
499 499  (((
500 -(((
501 501  **AT+SETCNT=3,60   (set AVI Count to 60)**
502 502  )))
503 -)))
504 504  
505 505  (% class="box infomessage" %)
506 506  (((
507 -(((
508 508  **AT+VOLMAX=20000   (If AVI1 voltage higher than VOLMAX (20000mV =20v), counter increase 1)**
509 509  )))
510 -)))
511 511  
512 512  (% class="box infomessage" %)
513 513  (((
514 -(((
515 515  **AT+VOLMAX=20000,0   (If AVI1 voltage lower than VOLMAX (20000mV =20v), counter increase 1)**
516 516  )))
517 -)))
518 518  
519 519  (% class="box infomessage" %)
520 520  (((
521 -(((
522 522  **AT+VOLMAX=20000,1   (If AVI1 voltage higer than VOLMAX (20000mV =20v), counter increase 1)**
523 523  )))
524 -)))
525 525  
526 526  === 3.3.5 AT+MOD~=5, Single DI Counting + 2 x AVI + 1 x ACI ===
527 527  
... ... @@ -535,35 +535,23 @@
535 535  
536 536  * RO is for relay. ROx=1 : close，ROx=0 always open.
537 537  * FIRST: Indicate this is the first packet after join network.
538 -* (((
539 -DO is for reverse digital output. DOx=1: output low, DOx=0: high or float.
540 -)))
401 +* DO is for reverse digital output. DOx=1: output low, DOx=0: high or float.
541 541  
542 -(((
543 543  (% style="color:red" %)Note: DO3 is not valid for LT-22222-L.
544 -)))
545 545  
546 -(((
547 547  **To use this mode, please run:**
548 -)))
549 549  
550 550  (% class="box infomessage" %)
551 551  (((
552 -(((
553 553  **AT+MOD=5**
554 554  )))
555 -)))
556 556  
557 557  (% class="box infomessage" %)
558 558  (((
559 -(((
560 560  **ATZ**
561 561  )))
562 -)))
563 563  
564 -(((
565 -Other AT Commands for counting are similar to [[MOD2 Counting Command>>path:http://8.211.40.43/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/#H3.3.2AT2BMOD3D22C28DoubleDICounting29]].
566 -)))
417 +Other AT Commands for counting are similar to [[MOD2 Counting Command>>path:#COUNT_COMMAND]].
567 567  
568 568  === 3.3.6 AT+ADDMOD~=6. (Trigger Mode, Optional) ===
569 569  
... ... @@ -612,7 +612,7 @@
612 612  
613 613  **Downlink Command to set Trigger Condition**
614 614  
615 -Type Code: 0xAA. Downlink command same as AT Command **AT+AVLIM, AT+ACLIM**
466 +Type Code: 0xAA. Downlink command same as AT Command [[AT+AVLIM, AT+ACLIM>>path:#AT_Trigger]]
616 616  
617 617  Format: AA xx yy1 yy1 yy2 yy2 yy3 yy3 yy4 yy4
618 618  
... ... @@ -632,7 +632,7 @@
632 632  
633 633  Same as AT+AVLIM=5000,0,0,0   (If AVI1 voltage lower than 5V , trigger uplink, 0 means ignore)
634 634  
635 -**Example2**: AA 02 01 00
486 +Example2: AA 02 01 00
636 636  
637 637  Same as AT+ DTRI =1,0  (Enable DI1 trigger / disable DI2 trigger)
638 638  
... ... @@ -648,7 +648,7 @@
648 648  
649 649  * Each bits shows if the corresponding trigger has been configured.
650 650  
651 -**Example:**
502 +Example:
652 652  
653 653  10100000: Means the system has configure to use the trigger: AC1_LOW and AV2_LOW
654 654  
... ... @@ -655,22 +655,60 @@
655 655  
656 656  (% style="color:#4f81bd" %)**TRI Status1**(%%) is a combination to show which condition is trigger. Totally 1byte as below
657 657  
658 -[[image:image-20220524090249-3.png]]
509 +(% border="1" style="background-color:#f7faff" %)
510 +|bit7|bit6|bit5|bit4|bit3|bit2|bit1|bit0
511 +|(((
512 +AV1_
659 659  
514 +LOW
515 +)))|(((
516 +AV1_
517 +
518 +HIGH
519 +)))|(((
520 +AV2_
521 +
522 +LOW
523 +)))|(((
524 +AV2_
525 +
526 +HIGH
527 +)))|(((
528 +AC1_
529 +
530 +LOW
531 +)))|(((
532 +AC1_
533 +
534 +HIGH
535 +)))|(((
536 +AC2_
537 +
538 +LOW
539 +)))|(((
540 +AC2_
541 +
542 +HIGH
543 +)))
544 +
660 660  * Each bits shows which status has been trigger on this uplink.
661 661  
662 -**Example:**
547 +Example:
663 663  
664 664  10000000: Means this packet is trigger by AC1_LOW. Means voltage too low.
665 665  
666 666  
552 +
553 +
667 667  (% style="color:#4f81bd" %)**TRI_DI FLAG+STA **(%%)is a combination to show which condition is trigger. Totally 1byte as below
668 668  
669 -[[image:image-20220524090456-4.png]]
556 +(% border="1" style="background-color:#f7faff" %)
557 +|bit7|bit6|bit5|bit4|bit3|bit2|bit1|bit0
558 +|N/A|N/A|N/A|N/A|DI2_STATUS|DI2_FLAG|DI1_STATUS|DI1_FLAG
670 670  
671 671  * Each bits shows which status has been trigger on this uplink.
672 672  
673 -**Example:**
562 +Example:
674 674  
675 675  00000111: Means both DI1 and DI2 trigger are enabled and this packet is trigger by DI1.
676 676  
... ... @@ -679,115 +679,115 @@
679 679  
680 680  (% style="color:#4f81bd" %)**Enable/Disable MOD6 **(%%): 0x01: MOD6 is enable. 0x00: MOD6 is disable.
681 681  
571 +
682 682  Downlink command to poll MOD6 status:
683 683  
684 -**AB 06**
574 +AB 06
685 685  
686 686  When device got this command, it will send the MOD6 payload.
687 687  
688 -=== 3.3.7 Payload Decoder ===
689 689  
690 -(((
579 +1.
580 +11.
581 +111. Payload Decoder
582 +
691 691  **Decoder for TTN/loraserver/ChirpStack**: [[http:~~/~~/www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/Payload_decoder/>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/Payload_decoder/]]
692 -)))
693 693  
694 -== 3.4 ​Configure LT via AT or Downlink ==
695 695  
696 -User can configure LT I/O Controller via AT Commands or LoRaWAN Downlink Commands
697 697  
698 -(((
587 +
588 +
589 +
590 +
591 +1.
592 +11. ​Configure LT via AT or Downlink
593 +
594 +User can configure LT I/O Controller via [[AT Commands >>path:#_​Using_the_AT]]or LoRaWAN Downlink Commands
595 +
699 699  There are two kinds of Commands:
700 -)))
701 701  
702 -* (% style="color:#4f81bd" %)**Common Commands**(%%): They should be available for each sensor, such as: change uplink interval, reset device. For firmware v1.5.4, user can find what common commands it supports: http:~/~/wiki.dragino.com/index.php?title=End_Device_AT_Commands_and_Downlink_Commands
598 +* **Common Commands**: They should be available for each sensor, such as: change uplink interval, reset device. For firmware v1.5.4, user can find what common commands it supports: http:~/~/wiki.dragino.com/index.php?title=End_Device_AT_Commands_and_Downlink_Commands
703 703  
704 -* (% style="color:#4f81bd" %)**Sensor Related Commands**(%%): These commands are special designed for LT-22222-L.  User can see these commands below:
600 +* **Sensor Related Commands**: These commands are special designed for LT-22222-L.  User can see these commands below:
705 705  
706 -=== 3.4.1 Common Commands ===
602 +1.
603 +11.
604 +111. Common Commands:
707 707  
708 -They should be available for each of Dragino Sensors, such as: change uplink interval, reset device. For firmware v1.5.4, user can find what common commands it supports: [[End Device AT Commands and Downlink Command>>http://8.211.40.43:8080/xwiki/bin/view/Main/End%20Device%20AT%20Commands%20and%20Downlink%20Command/]]
606 +They should be available for each of Dragino Sensors, such as: change uplink interval, reset device. For firmware v1.5.4, user can find what common commands it supports: http:~/~/wiki.dragino.com/index.php?title=End_Device_AT_Commands_and_Downlink_Commands
709 709  
710 -=== 3.4.2 Sensor related commands ===
711 711  
712 -==== 3.4.2.1 Set Transmit Interval ====
609 +1.
610 +11.
611 +111. Sensor related commands:
713 713  
613 +==== Set Transmit Interval ====
614 +
714 714  Set device uplink interval.
715 715  
716 716  * AT Command:
717 717  
718 -(% class="box infomessage" %)
719 -(((
720 -**AT+TDC=N **
721 -)))
619 +AT+TDC=N
722 722  
723 -**Example: **AT+TDC=30000. Means set interval to 30 seconds
621 +Example: AT+TDC=30000. Means set interval to 30 seconds
724 724  
623 +
725 725  * Downlink Payload (prefix 0x01):
726 726  
727 -(% class="box infomessage" %)
728 -(((
729 -**0x01 aa bb cc     ~/~/ Same as AT+TDC=0x(aa bb cc)**
730 -)))
626 +0x01 aa bb cc     ~/~/ Same as AT+TDC=0x(aa bb cc)
731 731  
732 -==== 3.4.2.2 Set Work Mode (AT+MOD) ====
733 733  
629 +==== Set Work Mode (AT+MOD) ====
630 +
734 734  Set work mode.
735 735  
736 736  * AT Command:
737 737  
738 -(% class="box infomessage" %)
739 -(((
740 -**AT+MOD=N  **
741 -)))
635 +AT+MOD=N 
742 742  
743 -**Example**: AT+MOD=2. Set work mode to Double DI counting mode
637 +Example: AT+MOD=2. Set work mode to Double DI counting mode
744 744  
639 +
745 745  * Downlink Payload (prefix 0x0A):
746 746  
747 -(% class="box infomessage" %)
748 -(((
749 -**0x0A aa     ~/~/ Same as AT+MOD=aa**
750 -)))
642 +0x0A aa     ~/~/ Same as AT+MOD=aa
751 751  
752 -==== 3.4.2.3 Poll an uplink ====
753 753  
645 +
646 +==== Poll an uplink ====
647 +
754 754  * AT Command:
755 755  
756 756  There is no AT Command to poll uplink
757 757  
652 +
758 758  * Downlink Payload (prefix 0x08):
759 759  
760 -(% class="box infomessage" %)
761 -(((
762 -**0x08 FF     ~/~/ Poll an uplink,**
763 -)))
655 +0x08 FF     ~/~/ Poll an uplink,
764 764  
765 -**Example**: 0x08FF, ask device to send an Uplink
657 +Example: 0x08FF, ask device to send an Uplink
766 766  
767 -==== 3.4.2.4 Enable Trigger Mode ====
768 768  
769 -Use of trigger mode, please check [[ADDMOD6>>path:http://8.211.40.43:8080/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/#H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29]]
660 +==== Enable Trigger Mode ====
770 770  
662 +Use of trigger mode, please check [[ADDMOD6>>path:#MOD6]]
663 +
771 771  * AT Command:
772 772  
773 -(% class="box infomessage" %)
774 -(((
775 -**AT+ADDMOD6=1 or 0**
776 -)))
666 +AT+ADDMOD6=1 or 0
777 777  
778 778  1: Enable Trigger Mode
779 779  
780 780  0: Disable Trigger Mode
781 781  
672 +
782 782  * Downlink Payload (prefix 0x0A 06):
783 783  
784 -(% class="box infomessage" %)
785 -(((
786 -**0x0A 06 aa     ~/~/ Same as AT+ADDMOD6=aa,**
787 -)))
675 +0x0A 06 aa     ~/~/ Same as AT+ADDMOD6=aa,
788 788  
789 -==== 3.4.2.5 Poll trigger settings ====
790 790  
678 +==== Poll trigger settings ====
679 +
791 791  Poll trigger settings,
792 792  
793 793  * AT Command:
... ... @@ -794,337 +794,339 @@
794 794  
795 795  There is no AT Command for this feature.
796 796  
686 +
797 797  * Downlink Payload (prefix 0x AB 06):
798 798  
799 -(% class="box infomessage" %)
800 -(((
801 -**0xAB 06  ~/~/ Poll trigger settings, device will uplink trigger settings once receive this command**
802 -)))
689 +0xAB 06  ~/~/ Poll trigger settings, device will uplink [[trigger settings>>path:#Trigger_Settings]] once receive this command
803 803  
804 -==== 3.4.2.6 Enable / Disable DI1/DI2/DI3 as trigger ====
805 805  
692 +==== Enable / Disable DI1/DI2/DI3 as trigger ====
693 +
806 806  Enable Disable DI1/DI2/DI2 as trigger,
807 807  
808 808  * AT Command:
809 809  
810 -(% class="box infomessage" %)
811 -(((
812 -**Format: AT+DTRI=<DI1_TIRGGER_FlAG>,< DI2_TIRGGER_FlAG >**
813 -)))
698 +Format: AT+DTRI=<DI1_TIRGGER_FlAG>,< DI2_TIRGGER_FlAG >
814 814  
815 -**Example:**
700 +Example:
816 816  
817 817  AT+ DTRI =1,0   (Enable DI1 trigger / disable DI2 trigger)
818 818  
704 +
705 +
819 819  * Downlink Payload (prefix 0xAA 02):
820 820  
821 -(% class="box infomessage" %)
822 -(((
823 -**0xAA 02 aa bb  ~/~/ Same as AT+DTRI=aa,bb**
824 -)))
708 +0xAA 02 aa bb  ~/~/ Same as AT+DTRI=aa,bb
825 825  
826 -==== 3.4.2.7 Trigger1 – Set DI1 or DI3 as trigger ====
827 827  
711 +
712 +==== Trigger1 – Set DI1 or DI3 as trigger ====
713 +
828 828  Set DI1 or DI3(for LT-33222-L) trigger.
829 829  
830 830  * AT Command:
831 831  
832 -(% class="box infomessage" %)
833 -(((
834 -**AT+TRIG1=a,b**
835 -)))
718 +AT+TRIG1=a,b
836 836  
837 837  a : Interrupt mode. 0: falling edge; 1: rising edge, 2: falling and raising edge(for MOD=1).
838 838  
839 839  b : delay timing.
840 840  
841 -**Example:**
724 +Example:
842 842  
843 843  AT+TRIG1=1,100(set DI1 port to trigger on high level, valid signal is 100ms )
844 844  
728 +
845 845  * Downlink Payload (prefix 0x09 01 ):
846 846  
847 -(% class="box infomessage" %)
848 -(((
849 -**0x09 01 aa bb cc ~/~/ same as AT+TRIG1=aa,0x(bb cc)**
850 -)))
731 +0x09 01 aa bb cc ~/~/ same as AT+TRIG1=aa,0x(bb cc)
851 851  
852 -==== 3.4.2.8 Trigger2 – Set DI2 as trigger ====
853 853  
734 +==== Trigger2 – Set DI2 as trigger ====
735 +
854 854  Set DI2 trigger.
855 855  
856 856  * AT Command:
857 857  
858 -(% class="box infomessage" %)
859 -(((
860 -**AT+TRIG2=a,b**
861 -)))
740 +AT+TRIG2=a,b
862 862  
863 863  a : Interrupt mode. 0: falling edge; 1: rising edge, 2: falling and raising edge(for MOD=1).
864 864  
865 865  b : delay timing.
866 866  
867 -**Example:**
746 +Example:
868 868  
869 869  AT+TRIG2=0,100(set DI1 port to trigger on low level, valid signal is 100ms )
870 870  
750 +
871 871  * Downlink Payload (prefix 0x09 02 ):
872 872  
873 -(% class="box infomessage" %)
874 -(((
875 -**0x09 02 aa bb cc ~/~/ same as AT+TRIG1=aa,0x(bb cc)**
876 -)))
753 +0x09 02 aa bb cc ~/~/ same as AT+TRIG1=aa,0x(bb cc)
877 877  
878 -==== 3.4.2.9 Trigger – Set AC (current) as trigger ====
879 879  
880 -Set current trigger , base on AC port. See [[trigger mode>>path:http://8.211.40.43:8080/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/#H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29]]
756 +==== Trigger – Set AC (current) as trigger ====
881 881  
758 +Set current trigger , base on AC port. See [[trigger mode>>path:#MOD6]]
759 +
882 882  * AT Command:
883 883  
884 -(% class="box infomessage" %)
885 -(((
886 -**AT+ACLIM. **
887 -)))
762 +AT+ACLIM. See [[trigger mode>>path:#MOD6]]
888 888  
764 +
889 889  * Downlink Payload (prefix 0xAA 01 ):
890 890  
891 -(% class="box infomessage" %)
892 -(((
893 -**0x AA 01 aa bb cc dd ee ff gg hh ~/~/ same as AT+ACLIM See [[trigger mode>>url:http://8.211.40.43:8080/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/#H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29]]**
894 -)))
767 +0x AA 01 aa bb cc dd ee ff gg hh ~/~/ same as AT+ACLIM See [[trigger mode>>path:#MOD6]]
895 895  
896 -==== 3.4.2.10 Trigger – Set AV (voltage) as trigger ====
897 897  
898 -Set current trigger , base on AV port. See [[trigger mode>>url:http://8.211.40.43:8080/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/#H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29]]
770 +==== Trigger – Set AV (voltage) as trigger ====
899 899  
772 +Set current trigger , base on AV port. See [[trigger mode>>path:#MOD6]]
773 +
900 900  * AT Command:
901 901  
902 -(% class="box infomessage" %)
903 -(((
904 -**AT+AVLIM. See [[trigger mode>>url:http://8.211.40.43:8080/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/#H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29]]**
905 -)))
776 +AT+AVLIM. See [[trigger mode>>path:#MOD6]]
906 906  
778 +
907 907  * Downlink Payload (prefix 0xAA 00 ):
908 908  
909 -(% class="box infomessage" %)
910 -(((
911 -**0x AA 00 aa bb cc dd ee ff gg hh ~/~/ same as AT+AVLIM See [[trigger mode>>url:http://8.211.40.43:8080/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/#H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29]] **
912 -)))
781 +0x AA 00 aa bb cc dd ee ff gg hh ~/~/ same as AT+AVLIM See [[trigger mode>>path:#MOD6]]
913 913  
914 -==== 3.4.2.11 Trigger – Set minimum interval ====
783 +==== Trigger – Set minimum interval ====
915 915  
916 916  Set AV and AC trigger minimum interval, system won’t response to the second trigger within this set time after the first trigger.
917 917  
918 918  * AT Command:
919 919  
920 -(% class="box infomessage" %)
921 -(((
922 -**AT+ATDC=5. Device won’t response the second trigger within 5 minute after the first trigger.**
923 -)))
789 +AT+ATDC=5. Device won’t response the second trigger within 5 minute after the first trigger.
924 924  
791 +
925 925  * Downlink Payload (prefix 0xAC ):
926 926  
927 -(% class="box infomessage" %)
928 -(((
929 -**0x AC aa bb ~/~/ same as AT+ATDC=0x(aa bb)   . Unit (min)**
930 -)))
794 +0x AC aa bb ~/~/ same as AT+ATDC=0x(aa bb)   . Unit (min)
931 931  
932 -==== 3.4.2.12 DO ~-~- Control Digital Output DO1/DO2/DO3 ====
933 933  
797 +==== DO ~-~- Control Digital Output DO1/DO2/DO3 ====
798 +
934 934  * AT Command:
935 935  
936 936  There is no AT Command to control Digital Output
937 937  
803 +
938 938  * Downlink Payload (prefix 0x02):
939 939  
940 -(% class="box infomessage" %)
941 -(((
942 -**0x02 aa bb cc     ~/~/ Set DO1/DO2/DO3 output**
943 -)))
806 +0x02 aa bb cc     ~/~/ Set DO1/DO2/DO3 output
944 944  
945 -(((
946 946  If payload = 0x02010001, while there is load between V+ and DOx, it means set DO1 to low, DO2 to high and DO3 to low.
947 -)))
948 948  
949 -(((
950 950  01: Low,  00: High ,  11: No action
951 -)))
952 952  
953 -[[image:image-20220524092754-5.png]]
812 +(% border="1" style="background-color:#f7faff" %)
813 +|Downlink Code|DO1|DO2|DO3
814 +|02  01  00  11|Low|High|No Action
815 +|02  00  11  01|High|No Action|Low
816 +|02  11  01  00|No Action|Low|High
954 954  
955 -(((
956 -(% style="color:red" %)Note: For LT-22222-L, there is no DO3, the last byte can use any value.
957 -)))
818 +Note: For LT-22222-L, there is no DO3, the last byte can use any value.
958 958  
959 -(((
960 -(% style="color:red" %)Device will upload a packet if downlink code executes successfully.
961 -)))
820 +Device will upload a packet if downlink code executes successfully.
962 962  
963 963  
964 -==== 3.4.2.13 DO ~-~- Control Digital Output DO1/DO2/DO3 with time control ====
965 965  
824 +
825 +
826 +==== DO ~-~- Control Digital Output DO1/DO2/DO3 with time control ====
827 +
966 966  * AT Command:
967 967  
968 968  There is no AT Command to control Digital Output
969 969  
832 +
970 970  * Downlink Payload (prefix 0xA9):
971 971  
972 -(% class="box infomessage" %)
973 -(((
974 -**0xA9 aa bb cc     ~/~/ Set DO1/DO2/DO3 output with time control**
975 -)))
835 +0xA9 aa bb cc     ~/~/ Set DO1/DO2/DO3 output with time control
976 976  
977 977  This is to control the digital output time of DO pin. Include four bytes:
978 978  
979 -(% style="color:#4f81bd" %)**First Byte**(%%)**:** Type code (0xA9)
839 +**First Byte:** Type code (0xA9)
980 980  
981 -(% style="color:#4f81bd" %)**Second Byte**(%%): Inverter Mode
841 +**Second Byte**: Inverter Mode
982 982  
983 983  01: DO pins will change back to original state after timeout.
984 984  
985 985  00: DO pins will change to an inverter state after timeout 
986 986  
987 -(% style="color:#4f81bd" %)**Third Byte**(%%): Control Method and Ports status:
988 988  
989 -[[image:image-20220524093238-6.png]]
848 +**Third Byte**: Control Method and Ports status:
990 990  
991 -(% style="color:#4f81bd" %)**Fourth Byte**(%%): Control Method and Ports status:
850 +(% border="1" style="background-color:#f7faff" %)
851 +|Second Byte|Status
852 +|0x01|DO1 set to low
853 +|0x00|DO1 set to high
854 +|0x11|DO1 NO Action
992 992  
993 -[[image:image-20220524093328-7.png]]
856 +**Fourth Byte**: Control Method and Ports status:
994 994  
995 -(% style="color:#4f81bd" %)**Fifth Byte**(%%): Control Method and Ports status:
858 +(% border="1" style="background-color:#f7faff" %)
859 +|Second Byte|Status
860 +|0x01|DO2 set to low
861 +|0x00|DO2 set to high
862 +|0x11|DO2 NO Action
996 996  
997 -[[image:image-20220524093351-8.png]]
864 +**Fifth Byte**: Control Method and Ports status:
998 998  
999 -(% style="color:#4f81bd" %)**Sixth and Seventh Byte**:
866 +(% border="1" style="background-color:#f7faff" %)
867 +|Second Byte|Status
868 +|0x01|DO3 set to low
869 +|0x00|DO3 set to high
870 +|0x11|DO3 NO Action
1000 1000  
872 +**Sixth and Seventh Byte**:
873 +
1001 1001   Latching time. Unit: ms
1002 1002  
1003 1003  Device will upload a packet if downlink code executes successfully.
1004 1004  
1005 -**Example payload:**
1006 1006  
1007 -**~1. A9 01 01 01 01 07 D0**
1008 1008  
880 +Example payload:
881 +
882 +1. A9 01 01 01 01 07 D0
883 +
1009 1009  DO1 pin & DO2 pin & DO3 pin will be set to Low, last 2 seconds, then change back to original state.
1010 1010  
1011 -**2. A9 01 00 01 11 07 D0**
1012 1012  
887 +1. A9 01 00 01 11 07 D0
888 +
1013 1013  DO1 pin set high, DO2 pin set low, DO3 pin no action, last 2 seconds, then change back to original state.
1014 1014  
1015 -**3. A9 00 00 00 00 07 D0**
1016 1016  
892 +1. A9 00 00 00 00 07 D0
893 +
1017 1017  DO1 pin & DO2 pin & DO3 pin will be set to high, last 2 seconds, then both change to low.
1018 1018  
1019 -**4. A9 00 11 01 00 07 D0**
1020 1020  
897 +1. A9 00 11 01 00 07 D0
898 +
1021 1021  DO1 pin no action, DO2 pin set low, DO3 pin set high, last 2 seconds, then DO1 pin no action, DO2 pin set high, DO3 pin set low
1022 1022  
1023 1023  
1024 -=== 3.4.2.14 Relay ~-~- Control Relay Output RO1/RO2 ===
1025 1025  
903 +
904 +==== Relay ~-~- Control Relay Output RO1/RO2 ====
905 +
1026 1026  * AT Command:
1027 1027  
1028 1028  There is no AT Command to control Relay Output
1029 1029  
910 +
1030 1030  * Downlink Payload (prefix 0x03):
1031 1031  
1032 -(% class="box infomessage" %)
1033 -(((
1034 -**0x03 aa bb     ~/~/ Set RO1/RO2 output**
1035 -)))
913 +0x03 aa bb     ~/~/ Set RO1/RO2 output
1036 1036  
1037 -(((
1038 1038  If payload = 0x030100, it means set RO1 to close and RO2 to open.
1039 -)))
1040 1040  
1041 -(((
1042 1042  01: Close ,  00: Open , 11: No action
1043 -)))
1044 1044  
1045 -(((
1046 -[[image:image-20220524093724-9.png]]
1047 -)))
919 +(% border="1" style="background-color:#f7faff" %)
920 +|Downlink Code|RO1|RO2
921 +|03  00  11|Open|No Action
922 +|03  01  11|Close|No Action
923 +|03  11  00|No Action|Open
924 +|03  11  01|No Action|Close
925 +|03  00  00|Open|Open
926 +|03  01  01|Close|Close
927 +|03  01  00|Close|Open
928 +|03  00  01|Open|Close
1048 1048  
1049 1049  Device will upload a packet if downlink code executes successfully.
1050 1050  
1051 1051  
1052 -==== 3.4.2.15 Relay ~-~- Control Relay Output RO1/RO2 with time control ====
933 +==== Relay ~-~- Control Relay Output RO1/RO2 with time control ====
1053 1053  
1054 1054  * AT Command:
1055 1055  
1056 1056  There is no AT Command to control Relay Output
1057 1057  
939 +
1058 1058  * Downlink Payload (prefix 0x05):
1059 1059  
1060 -(% class="box infomessage" %)
1061 -(((
1062 -**0x05 aa bb cc dd     ~/~/ Set RO1/RO2 relay with time control:**
1063 -)))
942 +0x05 aa bb cc dd     ~/~/ Set RO1/RO2 relay with time control:
1064 1064  
1065 1065  This is to control the relay output time of relay. Include four bytes:
1066 1066  
1067 -(% style="color:#4f81bd" %)**First Byte **(%%)**:** Type code (0x05)
946 +**First Byte:** Type code (0x05)
1068 1068  
1069 -(% style="color:#4f81bd" %)**Second Byte(aa)**(%%): Inverter Mode
948 +**Second Byte(aa)**: Inverter Mode
1070 1070  
1071 1071  01: Relays will change back to original state after timeout.
1072 1072  
1073 1073  00: Relays will change to an inverter state after timeout
1074 1074  
1075 -(% style="color:#4f81bd" %)**Third Byte(bb)**(%%): Control Method and Ports status:
1076 1076  
1077 -[[image:image-20220524093831-10.png]]
955 +**Third Byte(bb)**: Control Method and Ports status:
1078 1078  
1079 -(% style="color:#4f81bd" %)**Fourth/Fifth Bytes(cc)**(%%): Latching time. Unit: ms
957 +(% border="1" style="background-color:#f7faff" %)
958 +|Value|Status
959 +|0x11|RO1 and RO2 to NO
960 +|0x10|RO2 to NO, RO1 to NC
961 +|0x01|RO2 to NC, RO1 to NO
962 +|0x00|RO1 and RO2 to NC.
963 +|0x20|RO1 No Action, RO2 to NC
964 +|0x21|RO1 No Action, RO2 to NO
965 +|0x02|RO1 to NC, RO2 No Action
966 +|0x12|RO1 to NO, RO2 No Action
1080 1080  
968 +**Fourth / Fifth Bytes (cc)**: Latching time. Unit: ms
969 +
1081 1081  Device will upload a packet if downlink code executes successfully.
1082 1082  
972 +
973 +
1083 1083  **Example payload:**
1084 1084  
1085 -**~1. 05 01 11 07 D0**
976 +1. 05 01 11 07 D0
1086 1086  
1087 1087  Relay1 and Relay 2 will be set to NO , last 2 seconds, then change back to original state.
1088 1088  
1089 -**2. 05 01 10 07 D0**
1090 1090  
981 +1. 05 01 10 07 D0
982 +
1091 1091  Relay1 will change to NO, Relay2 will change to NC, last 2 seconds, then both change back to original state.
1092 1092  
1093 -**3. 05 00 01 07 D0**
1094 1094  
986 +1. 05 00 01 07 D0
987 +
1095 1095  Relay1 will change to NC, Relay2 will change to NO, last 2 seconds, then relay change to NO, Relay2 change to NC.
1096 1096  
1097 -**4. 05 00 00 07 D0**
1098 1098  
991 +1. 05 00 00 07 D0
992 +
1099 1099  Relay 1 & relay2 will change to NC, last 2 seconds, then both change to NO.
1100 1100  
1101 1101  
1102 -==== 3.4.2.16 Counting ~-~- Voltage threshold counting ====
1103 1103  
1104 -When voltage exceed the threshold, count. Feature see [[MOD4>>path:http://8.211.40.43:8080/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/#H3.3.4AT2BMOD3D42CSingleDICounting2B1xVoltageCounting]]
1105 1105  
998 +
999 +
1000 +==== Counting ~-~- Voltage threshold counting ====
1001 +
1002 +When voltage exceed the threshold, count. Feature see [[MOD4>>path:#MOD4]]
1003 +
1106 1106  * AT Command:
1107 1107  
1108 -(% class="box infomessage" %)
1109 -(((
1110 -**AT+VOLMAX    ~/~/ See [[MOD4>>path:http://8.211.40.43:8080/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/#H3.3.4AT2BMOD3D42CSingleDICounting2B1xVoltageCounting]]**
1111 -)))
1006 +AT+VOLMAX    ~/~/ See [[MOD4>>path:#MOD4]]
1112 1112  
1008 +
1113 1113  * Downlink Payload (prefix 0xA5):
1114 1114  
1115 -(% class="box infomessage" %)
1116 -(((
1117 -**0xA5 aa bb cc   ~/~/ Same as AT+VOLMAX=(aa bb),cc**
1118 -)))
1011 +0xA5 aa bb cc   ~/~/ Same as AT+VOLMAX=(aa bb),cc
1119 1119  
1120 -==== 3.4.2.17 Counting ~-~- Pre-configure the Count Number ====
1121 1121  
1014 +==== Counting ~-~- Pre-configure the Count Number ====
1015 +
1122 1122  * AT Command:
1123 1123  
1124 -(% class="box infomessage" %)
1125 -(((
1126 -**AT+SETCNT=aa,(bb cc dd ee) **
1127 -)))
1018 +AT+SETCNT=aa,(bb cc dd ee)
1128 1128  
1129 1129  aa: 1: Set count1,
1130 1130  
... ... @@ -1134,109 +1134,115 @@
1134 1134  
1135 1135  Bb cc dd ee: number to be set
1136 1136  
1028 +
1137 1137  * Downlink Payload (prefix 0xA8):
1138 1138  
1139 -(% class="box infomessage" %)
1140 -(((
1141 -**0x A8 aa bb cc dd ee     ~/~/ same as AT+SETCNT=aa,(bb cc dd ee)**
1142 -)))
1031 +0x A8 aa bb cc dd ee     ~/~/ same as AT+SETCNT=aa,(bb cc dd ee)
1143 1143  
1144 -==== 3.4.2.18 Counting ~-~- Clear Counting ====
1145 1145  
1034 +
1035 +
1036 +
1037 +==== Counting ~-~- Clear Counting ====
1038 +
1146 1146  Clear counting for counting mode
1147 1147  
1148 1148  * AT Command:
1149 1149  
1150 -(% class="box infomessage" %)
1151 -(((
1152 -**AT+CLRCOUNT ~/~/ clear all counting**
1153 -)))
1043 +AT+CLRCOUNT ~/~/ clear all counting
1154 1154  
1045 +
1155 1155  * Downlink Payload (prefix 0xA6):
1156 1156  
1157 -(% class="box infomessage" %)
1158 -(((
1159 -**0x A6 01     ~/~/ clear all counting,**
1160 -)))
1048 +0x A6 01     ~/~/ clear all counting,
1161 1161  
1162 -==== 3.4.2.19 Counting ~-~- Change counting mode save time ====
1163 1163  
1051 +
1052 +
1053 +==== Counting ~-~- Change counting mode save time ====
1054 +
1164 1164  * AT Command:
1165 1165  
1166 -(% class="box infomessage" %)
1167 -(((
1168 -**AT+COUTIME=60  ~/~/ Set save time to 60 seconds. Device will save the counting result in internal flash every 60 seconds. (min value: 30)**
1169 -)))
1057 +AT+COUTIME=60  ~/~/ Set save time to 60 seconds. Device will save the counting result in internal flash every 60 seconds. (min value: 30)
1170 1170  
1059 +
1171 1171  * Downlink Payload (prefix 0xA7):
1172 1172  
1173 -(% class="box infomessage" %)
1174 -(((
1175 -**0x A7 aa bb cc     ~/~/ same as AT+COUTIME =aa bb cc,**
1176 -)))
1062 +0x A7 aa bb cc     ~/~/ same as AT+COUTIME =aa bb cc,
1177 1177  
1178 1178  range: aa bb cc:0 to 16777215,  (unit:second)
1179 1179  
1180 -== 3.5 Integrate with Mydevice ==
1181 1181  
1067 +
1068 +
1069 +1.
1070 +11. Integrate with Mydevice
1071 +
1182 1182  Mydevices provides a human friendly interface to show the sensor data, once we have data in TTN, we can use Mydevices to connect to TTN and see the data in Mydevices. Below are the steps:
1183 1183  
1184 -**Step 1**: Be sure that your device is programmed and properly connected to the network at this time.
1185 1185  
1186 -**Step 2**: To configure the Application to forward data to Mydevices you will need to add integration. To add the Mydevices integration, perform the following steps:
1075 +Step 1: Be sure that your device is programmed and properly connected to the network at this time.
1187 1187  
1188 -[[image:1653356737703-362.png||height="232" width="732"]]
1077 +Step 2: To configure the Application to forward data to Mydevices you will need to add integration. To add the Mydevices integration, perform the following steps:
1189 1189  
1190 -[[image:image-20220524094641-11.png||height="390" width="723"]]
1191 1191  
1080 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image010.png]]
1192 1192  
1193 -[[image:image-20220524094641-12.png||height="402" width="718"]]
1194 1194  
1195 -**Step 3**: Create an account or log in Mydevices.
1083 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image011.png]]
1196 1196  
1197 -**Step 4**: Search LT-22222-L(for both LT-22222-L / LT-33222-L) and add DevEUI.(% style="display:none" %)
1198 1198  
1086 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image012.png]]
1087 +
1088 +
1089 +
1090 +Step 3: Create an account or log in Mydevices.
1091 +
1092 +Step 4: Search LT-22222-L(for both LT-22222-L / LT-33222-L) and add DevEUI.
1093 +
1199 1199  Search under The things network
1200 1200  
1201 -[[image:1653356838789-523.png||height="337" width="740"]]
1096 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image013.png]]
1202 1202  
1098 +
1203 1203  After added, the sensor data arrive TTN, it will also arrive and show in Mydevices.
1204 1204  
1205 -[[image:image-20220524094909-1.png||height="335" width="729"]]
1101 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image014.png]]
1206 1206  
1207 -[[image:image-20220524094909-2.png||height="337" width="729"]]
1208 1208  
1209 -[[image:image-20220524094909-3.png||height="338" width="727"]]
1104 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image015.png]]
1210 1210  
1211 -[[image:image-20220524094909-4.png||height="339" width="728"]](% style="display:none" %)
1212 1212  
1213 -[[image:image-20220524094909-5.png||height="341" width="734"]]
1107 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image016.png]]
1214 1214  
1215 -== 3.6 Interface Detail ==
1216 1216  
1217 -=== 3.6.1 Digital Input Port: DI1/DI2 /DI3 ( For LT-33222-L, low active ) ===
1110 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image017.png]]
1218 1218  
1112 +
1113 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image018.png]]
1114 +
1115 +
1116 +1.
1117 +11. Interface Detail
1118 +111. Digital Input Port: DI1/DI2 /DI3 ( For LT-33222-L, low active )
1119 +
1219 1219  Support NPN Type sensor
1220 1220  
1221 -[[image:1653356991268-289.png]]
1122 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image019.png]]
1222 1222  
1223 -=== 3.6.2 Digital Input Port: DI1/DI2 ( For LT-22222-L) ===
1224 1224  
1225 -(((
1125 +
1126 +1.
1127 +11.
1128 +111. Digital Input Port: DI1/DI2 ( For LT-22222-L)
1129 +
1226 1226  The DI port of LT-22222-L can support NPN or PNP output sensor.
1227 -)))
1228 1228  
1229 -(((
1230 -(((
1231 1231  Internal circuit as below, the NEC2501 is a photocoupler, the Active current (from NEC2501 pin 1 to pin 2 is 1ma and the max current is 50mA. When there is active current pass NEC2501 pin1 to pin2. The DI will be active high
1232 -)))
1233 -)))
1234 1234  
1235 -[[image:1653357170703-587.png]]
1134 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image020.png]]
1236 1236  
1237 -(((
1238 1238  When use need to connect a device to the DI port, both DI1+ and DI1- must be connected.
1239 -)))
1240 1240  
1241 1241  
1242 1242  **Example1**: Connect to a Low active sensor.
... ... @@ -1246,11 +1246,11 @@
1246 1246  * Connect sensor’s output to DI1-
1247 1247  * Connect sensor’s VCC to DI1+.
1248 1248  
1249 -So when sensor active, the current between NEC2501 pin1 and pin2 is： ​​
1146 +So when sensor active, the current between NEC2501 pin1 and pin2 is:
1250 1250  
1251 - //IF// = DI1+ / 1K.
1148 + //IF//[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image021.png]] = DI1+ / 1K.
1252 1252  
1253 -If DI1+ = 12v, the //IF// = 12mA , So the LT-22222-L will be able to detect this active signal.
1150 +If DI1+ = 12v, the //IF//[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image022.png]] = 12mA , So the LT-22222-L will be able to detect this active signal.
1254 1254  
1255 1255  
1256 1256  **Example2**: Connect to a High active sensor.
... ... @@ -1262,12 +1262,12 @@
1262 1262  
1263 1263  So when sensor active, the current between NEC2501 pin1 and pin2 is:
1264 1264  
1265 -[[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/WebHome/image-20220524095628-8.png?rev=1.1||alt="image-20220524095628-8.png"]][[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/WebHome/image-20220524095628-8.png?rev=1.1||alt="image-20220524095628-8.png"]][[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/WebHome/image-20220524095628-8.png?rev=1.1||alt="image-20220524095628-8.png"]]** [[image:image-20220524095628-8.png]]= DI1+ / 1K.**
1162 + //IF//[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image021.png]] = DI1+ / 1K.
1266 1266  
1267 -If **DI1+ = 24v**, the [[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/WebHome/image-20220524095628-8.png?rev=1.1||alt="image-20220524095628-8.png"]][[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/WebHome/image-20220524095628-8.png?rev=1.1||alt="image-20220524095628-8.png"]][[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/WebHome/image-20220524095628-8.png?rev=1.1||alt="image-20220524095628-8.png"]]**[[image:image-20220524095628-8.png]]** = 24mA , So the LT-22222-L will be able to detect this high active signal.
1164 +If DI1+ = 24v, the //IF//[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image022.png]] = 24mA , So the LT-22222-L will be able to detect this high active signal.
1268 1268  
1269 1269  
1270 -**Example3**: Connect to a 220v high active sensor.
1167 +**Example3**: Connect to a 220v high active sensor.公司测试一下
1271 1271  
1272 1272  Assume user want to monitor an active signal higher than 220v, to make sure not burn the photocoupler  
1273 1273  
... ... @@ -1276,24 +1276,34 @@
1276 1276  
1277 1277  So when sensor active, the current between NEC2501 pin1 and pin2 is:
1278 1278  
1279 - [[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/WebHome/image-20220524095628-8.png?rev=1.1||alt="image-20220524095628-8.png"]][[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/WebHome/image-20220524095628-8.png?rev=1.1||alt="image-20220524095628-8.png"]][[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/WebHome/image-20220524095628-8.png?rev=1.1||alt="image-20220524095628-8.png"]]**[[image:image-20220524095628-8.png]] = DI1+ / 51K.**
1176 + //IF//[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image021.png]] = DI1+ / 51K.
1280 1280  
1281 -If sensor output is 220v, the (% id="cke_bm_243359S" style="display:none" %)[[image:image-20220524095628-8.png]](%%) = DI1+ / 51K.  = 4.3mA , So the LT-22222-L will be able to detect this high active signal safely.
1178 +If sensor output is 220v, the //IF//[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image022.png]] = 4.3mA , So the LT-22222-L will be able to detect this high active signal safely.
1282 1282  
1283 -=== 3.6.3 Digital Output Port: DO1/DO2 /DO3 ===
1284 1284  
1181 +1.
1182 +11.
1183 +111. Digital Output Port: DO1/DO2 /DO3
1184 +
1285 1285  NPN output: GND or Float. Max voltage can apply to output pin is 36v.
1286 1286  
1287 -[[image:1653357531600-905.png]]
1187 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image023.png]]
1288 1288  
1289 -=== 3.6.4 Analog Input Interface ===
1290 1290  
1190 +
1191 +
1192 +1.
1193 +11.
1194 +111. Analog Input Interface
1195 +
1291 1291  The analog input interface is as below. The LT will measure the IN2 voltage so to calculate the current pass the Load. The formula is:
1292 1292  
1293 -**AC2 = (IN2 voltage )/12**
1198 +AC2 = (IN2 voltage )/12
1294 1294  
1295 -[[image:1653357592296-182.png]]
1200 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image024.png]]
1296 1296  
1202 +
1203 +
1297 1297  Example to connect a 4~~20mA sensor
1298 1298  
1299 1299  We take the wind speed sensor as an example for reference only.
... ... @@ -1309,579 +1309,423 @@
1309 1309  
1310 1310  Connection diagram:
1311 1311  
1312 -[[image:1653357640609-758.png]]
1219 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image025.jpg]]
1313 1313  
1314 -[[image:1653357648330-671.png||height="155" width="733"]]
1221 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image026.png]]
1315 1315  
1316 -=== 3.6.5 Relay Output ===
1317 1317  
1318 -(((
1224 +
1225 +1.
1226 +11.
1227 +111. Relay Output
1228 +
1319 1319  The LT serial controller has two relay interfaces; each interface uses two pins of the screw terminal. User can connect other device’s Power Line to in serial of RO1_1 and RO_2. Such as below:
1320 -)))
1321 1321  
1322 -[[image:image-20220524100215-9.png]]
1231 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image027.png]]
1323 1323  
1324 -[[image:image-20220524100215-10.png||height="382" width="723"]]
1325 1325  
1326 -== 3.7 LEDs Indicators ==
1234 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image028.png]]
1327 1327  
1328 -[[image:image-20220524100748-11.png]]
1329 1329  
1330 -= 4. Use AT Command =
1331 1331  
1332 -== 4.1 Access AT Command ==
1333 1333  
1239 +
1240 +1.
1241 +11. LEDs Indicators
1242 +
1243 +(% border="1" style="background-color:#f7faff" %)
1244 +|**LEDs**|**Feature**
1245 +|**PWR**|Always on if there is power
1246 +|**SYS**|After device is powered on, the SYS will **fast blink in GREEN** for 5 times, means RS485-LN start to join LoRaWAN network. If join success, SYS will be **on GREEN for 5 seconds. **SYS will **blink Blue** on every upload and **blink Green** once receive a downlink message.
1247 +|**TX**|(((
1248 +Device boot: TX blinks 5 times.
1249 +
1250 +Successful join network: TX ON for 5 seconds.
1251 +
1252 +Transmit a LoRa packet: TX blinks once
1253 +)))
1254 +|**RX**|RX blinks once when receive a packet.
1255 +|**DO1**|
1256 +|**DO2**|
1257 +|**DO3**|
1258 +|**DI2**|(((
1259 +For LT-22222-L: ON when DI2 is high, LOW when DI2 is low
1260 +
1261 +For LT-33222-L: ON when DI2 is low, LOW when DI2 is high
1262 +)))
1263 +|**DI2**|(((
1264 +For LT-22222-L: ON when DI2 is high, LOW when DI2 is low
1265 +
1266 +For LT-33222-L: ON when DI2 is low, LOW when DI2 is high
1267 +)))
1268 +|**DI3**|For LT-33222-L ONLY: ON when DI3 is low, LOW when DI3 is high
1269 +|**DI2**|(((
1270 +For LT-22222-L: ON when DI2 is high, LOW when DI2 is low
1271 +
1272 +For LT-33222-L: ON when DI2 is low, LOW when DI2 is high
1273 +)))
1274 +|**RO1**|
1275 +|**RO2**|
1276 +
1277 +1. Use AT Command
1278 +11. Access AT Command
1279 +
1334 1334  LT supports AT Command set. User can use a USB to TTL adapter plus the 3.5mm Program Cable to connect to LT for using AT command, as below.
1335 1335  
1336 -[[image:1653358238933-385.png]]
1282 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image029.png]]
1337 1337  
1338 -In PC, User needs to set (% style="color:#4f81bd" %)**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 for LT. The AT commands are disable by default and need to enter password (default:(% style="color:green" %)**123456**)(%%) to active it. As shown below:
1339 1339  
1340 -[[image:1653358355238-883.png]]
1285 +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 for LT. The AT commands are disable by default and need to enter password (default:**123456**) to active it. As shown below:
1341 1341  
1287 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image030.png]]
1288 +
1289 +
1342 1342  More detail AT Command manual can be found at [[AT Command Manual>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/]]
1343 1343  
1344 -(((
1345 1345  AT+<CMD>?        : Help on <CMD>
1346 -)))
1347 1347  
1348 -(((
1349 1349  AT+<CMD>         : Run <CMD>
1350 -)))
1351 1351  
1352 -(((
1353 1353  AT+<CMD>=<value> : Set the value
1354 -)))
1355 1355  
1356 -(((
1357 1357  AT+<CMD>=?       : Get the value
1358 -)))
1359 1359  
1360 -(((
1361 1361  ATZ: Trig a reset of the MCU
1362 -)))
1363 1363  
1364 -(((
1365 1365  AT+FDR: Reset Parameters to Factory Default, Keys Reserve 
1366 -)))
1367 1367  
1368 -(((
1369 1369  AT+DEUI: Get or Set the Device EUI
1370 -)))
1371 1371  
1372 -(((
1373 1373  AT+DADDR: Get or Set the Device Address
1374 -)))
1375 1375  
1376 -(((
1377 1377  AT+APPKEY: Get or Set the Application Key
1378 -)))
1379 1379  
1380 -(((
1381 1381  AT+NWKSKEY: Get or Set the Network Session Key
1382 -)))
1383 1383  
1384 -(((
1385 1385  AT+APPSKEY: Get or Set the Application Session Key
1386 -)))
1387 1387  
1388 -(((
1389 1389  AT+APPEUI: Get or Set the Application EUI
1390 -)))
1391 1391  
1392 -(((
1393 1393  AT+ADR: Get or Set the Adaptive Data Rate setting. (0: off, 1: on)
1394 -)))
1395 1395  
1396 -(((
1397 1397  AT+TXP: Get or Set the Transmit Power (0-5, MAX:0, MIN:5, according to LoRaWAN Spec)
1398 -)))
1399 1399  
1400 -(((
1401 1401  AT+DR: Get or Set the Data Rate. (0-7 corresponding to DR_X)  
1402 -)))
1403 1403  
1404 -(((
1405 1405  AT+DCS: Get or Set the ETSI Duty Cycle setting - 0=disable, 1=enable - Only for testing
1406 -)))
1407 1407  
1408 -(((
1409 1409  AT+PNM: Get or Set the public network mode. (0: off, 1: on)
1410 -)))
1411 1411  
1412 -(((
1413 1413  AT+RX2FQ: Get or Set the Rx2 window frequency
1414 -)))
1415 1415  
1416 -(((
1417 1417  AT+RX2DR: Get or Set the Rx2 window data rate (0-7 corresponding to DR_X)
1418 -)))
1419 1419  
1420 -(((
1421 1421  AT+RX1DL: Get or Set the delay between the end of the Tx and the Rx Window 1 in ms
1422 -)))
1423 1423  
1424 -(((
1425 1425  AT+RX2DL: Get or Set the delay between the end of the Tx and the Rx Window 2 in ms
1426 -)))
1427 1427  
1428 -(((
1429 1429  AT+JN1DL: Get or Set the Join Accept Delay between the end of the Tx and the Join Rx Window 1 in ms
1430 -)))
1431 1431  
1432 -(((
1433 1433  AT+JN2DL: Get or Set the Join Accept Delay between the end of the Tx and the Join Rx Window 2 in ms
1434 -)))
1435 1435  
1436 -(((
1437 1437  AT+NJM: Get or Set the Network Join Mode. (0: ABP, 1: OTAA)
1438 -)))
1439 1439  
1440 -(((
1441 1441  AT+NWKID: Get or Set the Network ID
1442 -)))
1443 1443  
1444 -(((
1445 1445  AT+FCU: Get or Set the Frame Counter Uplink
1446 -)))
1447 1447  
1448 -(((
1449 1449  AT+FCD: Get or Set the Frame Counter Downlink
1450 -)))
1451 1451  
1452 -(((
1453 1453  AT+CLASS: Get or Set the Device Class
1454 -)))
1455 1455  
1456 -(((
1457 1457  AT+JOIN: Join network
1458 -)))
1459 1459  
1460 -(((
1461 1461  AT+NJS: Get OTAA Join Status
1462 -)))
1463 1463  
1464 -(((
1465 1465  AT+SENDB: Send hexadecimal data along with the application port
1466 -)))
1467 1467  
1468 -(((
1469 1469  AT+SEND: Send text data along with the application port
1470 -)))
1471 1471  
1472 -(((
1473 1473  AT+RECVB: Print last received data in binary format (with hexadecimal values)
1474 -)))
1475 1475  
1476 -(((
1477 1477  AT+RECV: Print last received data in raw format
1478 -)))
1479 1479  
1480 -(((
1481 1481  AT+VER: Get current image version and Frequency Band
1482 -)))
1483 1483  
1484 -(((
1485 1485  AT+CFM: Get or Set the confirmation mode (0-1)
1486 -)))
1487 1487  
1488 -(((
1489 1489  AT+CFS: Get confirmation status of the last AT+SEND (0-1)
1490 -)))
1491 1491  
1492 -(((
1493 1493  AT+SNR: Get the SNR of the last received packet
1494 -)))
1495 1495  
1496 -(((
1497 1497  AT+RSSI: Get the RSSI of the last received packet
1498 -)))
1499 1499  
1500 -(((
1501 1501  AT+TDC: Get or set the application data transmission interval in ms
1502 -)))
1503 1503  
1504 -(((
1505 1505  AT+PORT: Get or set the application port
1506 -)))
1507 1507  
1508 -(((
1509 1509  AT+DISAT: Disable AT commands
1510 -)))
1511 1511  
1512 -(((
1513 1513  AT+PWORD: Set password, max 9 digits
1514 -)))
1515 1515  
1516 -(((
1517 1517  AT+CHS: Get or Set Frequency (Unit: Hz) for Single Channel Mode
1518 -)))
1519 1519  
1520 -(((
1521 1521  AT+CHE: Get or Set eight channels mode, Only for US915, AU915, CN470
1522 -)))
1523 1523  
1524 -(((
1525 1525  AT+CFG: Print all settings
1526 -)))
1527 1527  
1528 -== 4.2 Common AT Command Sequence ==
1529 1529  
1530 -=== 4.2.1 Multi-channel ABP mode (Use with SX1301/LG308) ===
1531 1531  
1532 -(((
1386 +1.
1387 +11. Common AT Command Sequence
1388 +111. Multi-channel ABP mode (Use with SX1301/LG308)
1389 +
1533 1533  If device has not joined network yet:
1534 -)))
1535 1535  
1536 -(((
1537 -(% style="background-color:#dcdcdc" %)123456
1538 -)))
1392 +123456
1539 1539  
1540 -(((
1541 -(% style="background-color:#dcdcdc" %)AT+FDR
1542 -)))
1394 +AT+FDR
1543 1543  
1544 -(((
1545 -(% style="background-color:#dcdcdc" %)123456
1546 -)))
1396 +123456
1547 1547  
1548 -(((
1549 -(% style="background-color:#dcdcdc" %)AT+NJM=0
1550 -)))
1398 +AT+NJM=0
1551 1551  
1552 -(((
1553 -(% style="background-color:#dcdcdc" %)ATZ
1554 -)))
1400 +ATZ
1555 1555  
1556 1556  
1557 -(((
1558 1558  If device already joined network:
1559 -)))
1560 1560  
1561 -(((
1562 -(% style="background-color:#dcdcdc" %)AT+NJM=0
1563 -)))
1405 +AT+NJM=0
1564 1564  
1565 -(((
1566 -(% style="background-color:#dcdcdc" %)ATZ
1567 -)))
1407 +ATZ
1568 1568  
1569 -=== 4.2.2 Single-channel ABP mode (Use with LG01/LG02) ===
1409 +1.
1410 +11.
1411 +111. Single-channel ABP mode (Use with LG01/LG02)
1570 1570  
1571 -(((
1572 -(% style="background-color:#dcdcdc" %) 123456(%%)   Enter Password to have AT access.
1573 -)))
1413 +123456   Enter Password to have AT access.
1574 1574  
1575 -(((
1576 -(% style="background-color:#dcdcdc" %) AT+FDR(%%)   Reset Parameters to Factory Default, Keys Reserve
1577 -)))
1415 +AT+FDR   Reset Parameters to Factory Default, Keys Reserve
1578 1578  
1579 -(((
1580 -(% style="background-color:#dcdcdc" %) 123456(%%)   Enter Password to have AT access.
1581 -)))
1417 +123456   Enter Password to have AT access.
1582 1582  
1583 -(((
1584 -(% style="background-color:#dcdcdc" %) AT+CLASS=C(%%) Set to work in CLASS C
1585 -)))
1419 +AT+CLASS=C Set to work in CLASS C
1586 1586  
1587 -(((
1588 -(% style="background-color:#dcdcdc" %) AT+NJM=0(%%) Set to ABP mode
1589 -)))
1421 +AT+NJM=0 Set to ABP mode
1590 1590  
1591 -(((
1592 -(% style="background-color:#dcdcdc" %) AT+ADR=0(%%) Set the Adaptive Data Rate Off
1593 -)))
1423 +AT+ADR=0 Set the Adaptive Data Rate Off
1594 1594  
1595 -(((
1596 -(% style="background-color:#dcdcdc" %) AT+DR=5(%%)  Set Data Rate
1597 -)))
1425 +AT+DR=5  Set Data Rate
1598 1598  
1599 -(((
1600 -(% style="background-color:#dcdcdc" %) AT+TDC=60000(%%)  Set transmit interval to 60 seconds
1601 -)))
1427 +AT+TDC=60000  Set transmit interval to 60 seconds
1602 1602  
1603 -(((
1604 -(% style="background-color:#dcdcdc" %) AT+CHS=868400000(%%) Set transmit frequency to 868.4Mhz
1605 -)))
1429 +AT+CHS=868400000 Set transmit frequency to 868.4Mhz
1606 1606  
1607 -(((
1608 -(% style="background-color:#dcdcdc" %) AT+RX2FQ=868400000(%%) Set RX2Frequency to 868.4Mhz (according to the result from server)
1609 -)))
1431 +AT+RX2FQ=868400000 Set RX2Frequency to 868.4Mhz (according to the result from server)
1610 1610  
1611 -(((
1612 -(% style="background-color:#dcdcdc" %) AT+RX2DR=5(%%)  Set RX2DR to match the downlink DR from server. see below
1613 -)))
1433 +AT+RX2DR=5  Set RX2DR to match the downlink DR from server. see below
1614 1614  
1615 -(((
1616 -(% 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.
1617 -)))
1435 +AT+DADDR=26 01 1A F1 Set Device Address to 26 01 1A F1, this ID can be found in the LoRa Server portal.
1618 1618  
1619 -(((
1620 -(% style="background-color:#dcdcdc" %) ATZ         (%%) Reset MCU
1621 -)))
1437 +ATZ          Reset MCU
1622 1622  
1623 -(((
1624 -(% style="color:red" %)**Note:**
1625 -)))
1439 +**Note:**
1626 1626  
1627 -(((
1628 -(% style="color:red" %)1. Make sure the device is set to ABP mode in the IoT Server.
1629 -2. Make sure the LG01/02 gateway RX frequency is exactly the same as AT+CHS setting.
1630 -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.
1631 -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
1632 -)))
1441 +1. Make sure the device is set to ABP mode in the IoT Server.
1442 +1. Make sure the LG01/02 gateway RX frequency is exactly the same as AT+CHS setting.
1443 +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.
1444 +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
1633 1633  
1634 -(((
1635 -[[image:1653359097980-169.png||height="188" width="729"]]
1636 -)))
1446 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image031.png]]
1637 1637  
1638 -(((
1639 -
1640 -)))
1641 1641  
1642 -=== 4.2.3 Change to Class A ===
1449 +1.
1450 +11.
1451 +111. Change to Class A
1643 1643  
1644 1644  If sensor JOINED
1645 -(% style="background-color:#dcdcdc" %)AT+CLASS=A
1454 +
1455 +AT+CLASS=A
1456 +
1646 1646  ATZ
1647 1647  
1648 -= 5. FAQ =
1649 1649  
1650 -== 5.1 How to upgrade the image? ==
1651 1651  
1461 +
1462 +
1463 +1. FAQ
1464 +
1465 +1.
1466 +11. How to upgrade the image?
1467 +
1652 1652  The LT LoRaWAN Controller is shipped with a 3.5mm cable, the cable is used to upload image to LT to:
1653 1653  
1654 1654  * Support new features
1655 1655  * For bug fix
1656 1656  * Change LoRaWAN bands.
1473 +
1657 1657  Below shows the hardware connection for how to upload an image to the LT:
1658 -* [[image:1653359603330-121.png]]
1659 1659  
1476 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image029.png]]
1477 +
1478 +
1660 1660  **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]].
1480 +
1661 1661  **Step2**: Download the [[LT Image files>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/image/]].
1482 +
1662 1662  **Step3: **Open flashloader; choose the correct COM port to update.
1663 -**For LT-22222-L**:
1664 -Hold down the PRO button and then momentarily press the RST reset button and the **DO1 led** will change from OFF to ON. When **DO1 LED** is on, it means the device is in download mode.
1665 1665  
1666 - [[image:image-20220524103407-12.png]]
1485 +**For LT-33222-L**:
1667 1667  
1668 -[[image:image-20220524103429-13.png]]
1487 +Hold down the PRO button and then momentarily press the RST reset button and the **DO2 led** will change from OFF to ON. When **DO2 LED** is on, it means the device is in download mode.
1669 1669  
1670 -[[image:image-20220524104033-15.png]]
1489 +**For LT-22222-L**:
1671 1671  
1672 -(% style="color:red" %)**Notice**(%%): In case user has lost the program cable. User can hand made one from a 3.5mm cable. The pin mapping is:
1491 +Hold down the PRO button and then momentarily press the RST reset button and the **DO1 led** will change from OFF to ON. When **DO1 LED** is on, it means the device is in download mode.
1673 1673  
1674 -[[image:1653360054704-518.png||height="186" width="745"]]
1675 1675  
1676 -(((
1677 -(((
1678 -== 5.2 How to change the LoRa Frequency Bands/Region? ==
1679 -)))
1680 -)))
1681 1681  
1682 -(((
1683 -User can follow the introduction for [[how to upgrade image>>path:http://8.211.40.43:8080/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/#H5.1Howtoupgradetheimage3F]]. When download the images, choose the required image file for download.
1495 +|(((
1496 +Board detected
1684 1684  )))
1685 1685  
1686 -(((
1687 -== 5.3 How to set up LT to work with Single Channel Gateway such as LG01/LG02? ==
1499 +|(((
1500 +
1688 1688  )))
1689 1689  
1690 -(((
1691 -(((
1503 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image032.png]] [[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image033.png]]
1504 +
1505 +
1506 +
1507 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image034.png]] [[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image035.png]]
1508 +
1509 +
1510 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image036.png]] [[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image037.png]]
1511 +
1512 +
1513 +**Notice**: In case user has lost the program cable. User can hand made one from a 3.5mm cable. The pin mapping is:
1514 +
1515 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image038.png]]
1516 +
1517 +
1518 +1.
1519 +11. How to change the LoRa Frequency Bands/Region?
1520 +
1521 +User can follow the introduction for [[how to upgrade image>>path:#upgrade_image]]. When download the images, choose the required image file for download.
1522 +
1523 +
1524 +1.
1525 +11. How to set up LT to work with Single Channel Gateway such as LG01/LG02?
1526 +
1692 1692  In this case, users need to set LT-33222-L to work in ABP mode & transmit in only one frequency.
1693 -)))
1694 -)))
1695 1695  
1696 -(((
1697 -(((
1698 1698  Assume we have a LG02 working in the frequency 868400000 now , below is the step.
1699 -)))
1700 -)))
1701 1701  
1702 -(((
1703 -(% style="color:#4f81bd" %)**Step1**(%%): Log in TTN, Create an ABP device in the application and input the network session key (NETSKEY), app session key (APPSKEY) from the device.
1704 -)))
1705 1705  
1706 -(((
1707 -[[image:1653360231087-571.png||height="401" width="727"]]
1708 -)))
1532 +**Step1**: Log in TTN, Create an ABP device in the application and input the network session key (NETSKEY), app session key (APPSKEY) from the device.
1709 1709  
1710 -(% style="color:red" %)Note: user just need to make sure above three keys match, User can change either in TTN or Device to make then match. In TTN, NETSKEY and APPSKEY can be configured by user in setting page, but Device Addr is generated by TTN.
1534 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image039.png]]
1711 1711  
1712 -(% style="color:#4f81bd" %)**Step2**(%%)**: **Run AT Command to make LT work in Single frequency & ABP mode. Below is the AT commands:
1536 +Note: user just need to make sure above three keys match, User can change either in TTN or Device to make then match. In TTN, NETSKEY and APPSKEY can be configured by user in setting page, but Device Addr is generated by TTN.
1713 1713  
1714 -(% style="background-color:#dcdcdc" %)123456 (%%) Enter Password to have AT access.
1715 -(% style="background-color:#dcdcdc" %)AT+FDR  (%%) Reset Parameters to Factory Default, Keys Reserve
1716 -(% style="background-color:#dcdcdc" %)123456  (%%) Enter Password to have AT access.
1717 -(% style="background-color:#dcdcdc" %)AT+NJM=0 (%%)Set to ABP mode
1718 -(% style="background-color:#dcdcdc" %)AT+ADR=0 (%%)Set the Adaptive Data Rate Off
1719 -(% style="background-color:#dcdcdc" %)AT+DR=5 (%%) Set Data Rate (Set AT+DR=3 for 915 band)
1720 -(% style="background-color:#dcdcdc" %)AT+TDC=60000  (%%)Set transmit interval to 60 seconds
1721 -(% style="background-color:#dcdcdc" %)AT+CHS=868400000 (%%)Set transmit frequency to 868.4Mhz
1722 -(% style="background-color:#dcdcdc" %)AT+DADDR=26 01 1A F1(%%) Set Device Address to 26 01 1A F1
1723 -(% style="background-color:#dcdcdc" %)ATZ                (%%)Reset MCU
1724 1724  
1539 +**Step2: **Run AT Command to make LT work in Single frequency & ABP mode. Below is the AT commands:
1540 +
1541 +123456   Enter Password to have AT access.
1542 +
1543 +AT+FDR   Reset Parameters to Factory Default, Keys Reserve
1544 +
1545 +123456   Enter Password to have AT access.
1546 +
1547 +AT+NJM=0 Set to ABP mode
1548 +
1549 +AT+ADR=0 Set the Adaptive Data Rate Off
1550 +
1551 +AT+DR=5  Set Data Rate (Set AT+DR=3 for 915 band)
1552 +
1553 +AT+TDC=60000  Set transmit interval to 60 seconds
1554 +
1555 +AT+CHS=868400000 Set transmit frequency to 868.4Mhz
1556 +
1557 +AT+DADDR=26 01 1A F1 Set Device Address to 26 01 1A F1
1558 +
1559 +ATZ                Reset MCU
1560 +
1725 1725  As shown in below:
1726 1726  
1727 -[[image:1653360498588-932.png||height="485" width="726"]]
1563 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image040.png]]
1728 1728  
1729 -== 5.4 Can I see counting event in Serial? ==
1730 1730  
1731 -(((
1566 +
1567 +1.
1568 +11. Can I see counting event in Serial?
1569 +
1732 1732  User can run AT+DEBUG command to see the counting event in serial. If firmware too old and doesn’t support AT+DEBUG. User can update to latest firmware first.
1733 -)))
1734 1734  
1735 -(((
1736 -= 6. Trouble Shooting =
1737 -)))
1738 1738  
1739 -(((
1740 -(((
1741 -== 6.1 Downlink doesn’t work, how to solve it? ==
1742 -)))
1743 -)))
1744 1744  
1745 -(((
1746 -Please see this link for how to debug:
1747 1747  
1748 -[[http:~~/~~/8.211.40.43:8080/xwiki/bin/view/Main/LoRaWAN%20Communication%20Debug/>>http://8.211.40.43:8080/xwiki/bin/view/Main/LoRaWAN%20Communication%20Debug/]]
1749 -)))
1575 +1. Trouble Shooting     
1576 +11. Downlink doesn’t work, how to solve it?
1750 1750  
1751 -(((
1578 +Please see this link for how to debug:
1579 +
1752 1752  [[http:~~/~~/wiki.dragino.com/index.php?title=LoRaWAN_Communication_Debug#How_it_work>>url:http://wiki.dragino.com/index.php?title=LoRaWAN_Communication_Debug#How_it_work]]
1753 -)))
1754 1754  
1755 -(((
1756 -== 6.2 Have trouble to upload image. ==
1757 -)))
1758 1758  
1759 -(((
1583 +1.
1584 +11. Have trouble to upload image.
1585 +
1760 1760  See this link for trouble shooting:
1761 -)))
1762 1762  
1763 -(((
1764 1764  [[http:~~/~~/wiki.dragino.com/index.php?title=Firmware_Upgrade_Trouble_Shooting#UART_upgrade_trouble_shooting>>url:http://wiki.dragino.com/index.php?title=Firmware_Upgrade_Trouble_Shooting#UART_upgrade_trouble_shooting]]
1765 -)))
1766 1766  
1767 -(((
1768 -== 6.3 Why I can’t join TTN in US915 /AU915 bands? ==
1769 -)))
1770 1770  
1771 -(((
1591 +1.
1592 +11. Why I can’t join TTN in US915 /AU915 bands?
1593 +
1772 1772  It might be about the channels mapping. Please see this link for detail:
1773 -)))
1774 1774  
1775 -(((
1776 1776  [[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]]
1777 -)))
1778 1778  
1779 -(((
1780 -= 7. Order Info =
1781 -)))
1782 1782  
1783 -(((
1784 -(((
1785 -(% style="color:#4f81bd" %)**LT-22222-L-XXX:**
1786 -)))
1787 -)))
1788 1788  
1789 -(((
1790 -(((
1791 -(% style="color:#4f81bd" %)**XXX:**
1792 -)))
1793 -)))
1794 1794  
1795 -* (((
1796 -(% style="color:#4f81bd" %)**EU433**(%%): LT with frequency bands EU433
1797 -)))
1798 -* (((
1799 -(% style="color:#4f81bd" %)**EU868**(%%): LT with frequency bands EU868
1800 -)))
1801 -* (((
1802 -(% style="color:#4f81bd" %)**KR920**(%%): LT with frequency bands KR920
1803 -)))
1804 -* (((
1805 -(% style="color:#4f81bd" %)**CN470**(%%): LT with frequency bands CN470
1806 -)))
1807 -* (((
1808 -(% style="color:#4f81bd" %)**AS923**(%%): LT with frequency bands AS923
1809 -)))
1810 -* (((
1811 -(% style="color:#4f81bd" %)**AU915**(%%): LT with frequency bands AU915
1812 -)))
1813 -* (((
1814 -(% style="color:#4f81bd" %)**US915**(%%): LT with frequency bands US915
1815 -)))
1816 -* (((
1817 -(% style="color:#4f81bd" %)**IN865**(%%): LT with frequency bands IN865
1818 -)))
1601 +1. Order Info
1819 1819  
1820 -(((
1821 -* (% style="color:#4f81bd" %)**CN779**(%%): LT with frequency bands CN779
1603 +**For LT-33222-L-XXX or LT-22222-L-XXX:**
1822 1822  
1823 -= 8. Packing Info =
1824 -)))
1605 +**XXX:**
1825 1825  
1826 -(((
1827 -(((
1607 +* **EU433**: LT with frequency bands EU433
1608 +* **EU868**: LT with frequency bands EU868
1609 +* **KR920**: LT with frequency bands KR920
1610 +* **CN470**: LT with frequency bands CN470
1611 +* **AS923**: LT with frequency bands AS923
1612 +* **AU915**: LT with frequency bands AU915
1613 +* **US915**: LT with frequency bands US915
1614 +* **IN865**: LT with frequency bands IN865
1615 +* **CN779**: LT with frequency bands CN779
1616 +
1617 +1. Packing Info
1618 +
1828 1828  **Package Includes**:
1829 -)))
1830 -)))
1831 1831  
1832 -(((
1833 -(((
1834 -* LT-22222-L I/O Controller x 1
1621 +* LT I/O Controller x 1
1835 1835  * Stick Antenna for LoRa RF part x 1
1836 1836  * Bracket for controller x1
1837 1837  * Program cable x 1
1838 -)))
1839 -)))
1840 1840  
1841 -(((
1842 -(((
1843 1843  **Dimension and weight**:
1844 -)))
1845 -)))
1846 1846  
1847 -(((
1848 -(((
1849 1849  * Device Size: 13.5 x 7 x 3 cm
1850 1850  * Device Weight: 105g
1851 1851  * Package Size / pcs : 14.5 x 8 x 5 cm
1852 1852  * Weight / pcs : 170g
1853 -)))
1854 -)))
1855 1855  
1856 -(((
1857 -= 9. Support =
1858 -)))
1633 +1. Support
1859 1859  
1860 -* (((
1861 -(((
1862 -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.
1863 -)))
1864 -)))
1865 -* (((
1866 -(((
1867 -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
1868 -)))
1869 -)))
1635 +* 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.
1636 +* 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
1870 1870  
1871 -(((
1872 -(((
1873 - [[support@dragino.com>>url:file:///D:/市场资料/说明书/LoRa/LT系列/support@dragino.com]]
1874 -)))
1875 -
1876 -(((
1877 -= 10. Reference​​​​​ =
1878 -
1879 -* Product Page:
1880 -
1881 -LT-22222-L: [[http:~~/~~/www.dragino.com/products/lora-lorawan-end-node/item/156-lt-22222-l.html>>url:http://www.dragino.com/products/lora-lorawan-end-node/item/156-lt-22222-l.html]]
1882 -
1883 -* [[Image Download>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/image/]]
1884 -* [[AT Command Manual>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/]]
1885 -* [[Hardware Source>>url:https://github.com/dragino/Lora/tree/master/LT/LT-33222-L/v1.0]]
1886 -)))
1887 -)))
1638 +[[support@dragino.com>>url:file:///D:/市场资料/说明书/LoRa/LT系列/support@dragino.com]]
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