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Last modified by Mengting Qiu on 2025/06/04 18:42
From version 77.2
edited by Xiaoling
on 2022/06/10 08:37
Change comment: There is no comment for this version
To version 66.20
edited by Xiaoling
on 2022/05/24 13:53
Change comment: There is no comment for this version

Summary

Details

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Content
... ... @@ -11,15 +11,12 @@
11 11  
12 12  
13 13  
14 -
15 -
16 -
17 17  = 1.Introduction =
18 18  
19 19  == 1.1 What is LT Series I/O Controller ==
20 20  
21 21  (((
22 -The Dragino (% style="color:blue" %)**LT series I/O Modules**(%%) are Long Range LoRaWAN I/O Controller. It contains different I/O Interfaces such as:** (% style="color:blue" %)analog current Input, analog voltage input(%%)**(% style="color:blue" %), **relay output**, **digital input**(%%) and (% style="color:blue" %)**digital output**(%%) etc. The LT I/O Modules are designed to simplify the installation of I/O monitoring.
19 +The Dragino LT series I/O Modules are Long Range LoRaWAN I/O Controller. It contains different I/O Interfaces such as: analog current Input, analog voltage input, relay output, digital input and digital output etc. The LT I/O Modules are designed to simplify the installation of I/O monitoring.
23 23  )))
24 24  
25 25  (((
... ... @@ -27,7 +27,7 @@
27 27  )))
28 28  
29 29  (((
30 -The LT I/O Controllers is aiming to provide an (% style="color:blue" %)**easy and low cost installation** (%%)by using LoRa wireless technology.
27 +The LT I/O Controllers is aiming to provide a simple plug and play, low cost installation by using LoRaWAN wireless technology.
31 31  )))
32 32  
33 33  (((
... ... @@ -44,8 +44,6 @@
44 44  
45 45  (((
46 46  [[image:1653295757274-912.png]]
47 -
48 -
49 49  )))
50 50  
51 51  == 1.2  Specifications ==
... ... @@ -156,8 +156,6 @@
156 156  )))
157 157  * (((
158 158  Packet engine up to 256 bytes with CRC.
159 -
160 -
161 161  )))
162 162  
163 163  == 1.3 Features ==
... ... @@ -202,29 +202,21 @@
202 202  
203 203  [[image:1653297104069-180.png]]
204 204  
205 -
206 206  = 3. Operation Mode =
207 207  
208 208  == 3.1 How it works? ==
209 209  
210 -(((
211 211  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. 
212 -)))
213 213  
214 -(((
215 -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>>||anchor="H4.UseATCommand"]] to set the keys in the devices.
204 +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.
216 216  
217 -
218 -)))
206 +3.2 Example to join LoRaWAN network
219 219  
220 -== 3.2 Example to join LoRaWAN network ==
221 -
222 -(((
223 223  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. 
224 -)))
225 225  
226 226  [[image:image-20220523172350-1.png||height="266" width="864"]]
227 227  
212 +
228 228  (((
229 229  The LG308 is already set to connect to [[TTN network >>url:https://www.thethingsnetwork.org/]]. So what we need to do now is only configure register this device to TTN:
230 230  )))
... ... @@ -245,12 +245,10 @@
245 245  
246 246  [[image:1653297955910-247.png||height="321" width="716"]]
247 247  
248 -
249 249  Add APP KEY and DEV EUI
250 250  
251 251  [[image:1653298023685-319.png]]
252 252  
253 -
254 254  (((
255 255  **Step 2**: Power on LT and it will auto join to the TTN network. After join success, it will start to upload message to TTN and user can see in the panel.
256 256  )))
... ... @@ -257,7 +257,6 @@
257 257  
258 258  [[image:1653298044601-602.png||height="405" width="709"]]
259 259  
260 -
261 261  == 3.3 Uplink Payload ==
262 262  
263 263  There are five working modes + one interrupt mode on LT for different type application:
... ... @@ -323,9 +323,7 @@
323 323  
324 324  **For LT-22222-L**: this mode the **DI1 and DI2** are used as counting pins.
325 325  
326 -(((
327 327  Total : 11 bytes payload
328 -)))
329 329  
330 330  [[image:image-20220523180452-3.png]]
331 331  
... ... @@ -339,79 +339,54 @@
339 339  * FIRST: Indicate this is the first packet after join network.
340 340  * DO is for reverse digital output. DOx=1: output low, DOx=0: high or float.
341 341  
342 -(((
343 343  (% style="color:red" %)Note: DO3 bit is not valid for LT-22222-L.
344 -)))
345 345  
346 -(((
347 347  **To use counting mode, please run:**
348 -)))
349 349  
350 350  (% class="box infomessage" %)
351 351  (((
352 -(((
353 353  **AT+MOD=2**
354 354  )))
355 -)))
356 356  
357 357  (% class="box infomessage" %)
358 358  (((
359 -(((
360 360  **ATZ**
361 361  )))
362 -)))
363 363  
364 -(((
365 365  (% style="color:#4f81bd" %)**AT Commands for counting:**
366 -)))
367 367  
368 -(((
369 369  **For LT22222-L:**
370 -)))
371 371  
372 372  (% class="box infomessage" %)
373 373  (((
374 -(((
375 375  **AT+TRIG1=0,100 (set DI1 port to trigger on low level, valid signal is 100ms) **
376 376  )))
377 -)))
378 378  
379 379  (% class="box infomessage" %)
380 380  (((
381 -(((
382 382  **AT+TRIG1=1,100(set DI1 port to trigger on high level, valid signal is 100ms ) **
383 383  )))
384 -)))
385 385  
386 386  (% class="box infomessage" %)
387 387  (((
388 -(((
389 389  **AT+TRIG2=0,100 (set DI2 port to trigger on low level, valid signal is 100ms) **
390 390  )))
391 -)))
392 392  
393 393  (% class="box infomessage" %)
394 394  (((
395 -(((
396 396  **AT+TRIG2=1,100 (set DI2 port to trigger on high level, valid signal is 100ms ) **
397 397  )))
398 -)))
399 399  
400 400  (% class="box infomessage" %)
401 401  (((
402 -(((
403 403  **AT+SETCNT=1,60   (Set COUNT1 value to 60)**
404 404  )))
405 -)))
406 406  
407 407  (% class="box infomessage" %)
408 408  (((
409 -(((
410 410  **AT+SETCNT=2,60   (Set COUNT2 value to 60)**
411 411  )))
412 -)))
413 413  
414 -
415 415  === 3.3.3 AT+MOD~=3, Single DI Counting + 2 x ACI ===
416 416  
417 417  **LT22222-L**: This mode the DI1 is used as a counting pin.
... ... @@ -428,34 +428,22 @@
428 428  * FIRST: Indicate this is the first packet after join network.
429 429  * DO is for reverse digital output. DOx=1: output low, DOx=0: high or float.
430 430  
431 -(((
432 432  (% style="color:red" %)Note: DO3 is not valid for LT-22222-L.
433 -)))
434 434  
435 -(((
436 436  **To use counting mode, please run:**
437 -)))
438 438  
439 439  (% class="box infomessage" %)
440 440  (((
441 -(((
442 442  **AT+MOD=3**
443 443  )))
444 -)))
445 445  
446 446  (% class="box infomessage" %)
447 447  (((
448 -(((
449 449  **ATZ**
450 450  )))
451 -)))
452 452  
453 -(((
454 -Other AT Commands for counting are similar to [[MOD2 Counting Command>>||anchor="H3.3.2AT2BMOD3D22C28DoubleDICounting29"]].
400 +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]].
455 455  
456 -
457 -)))
458 -
459 459  === 3.3.4 AT+MOD~=4, Single DI Counting + 1 x Voltage Counting ===
460 460  
461 461  **LT22222-L**: This mode the DI1 is used as a counting pin.
... ... @@ -474,69 +474,45 @@
474 474  * FIRST: Indicate this is the first packet after join network.
475 475  * DO is for reverse digital output. DOx=1: output low, DOx=0: high or float.
476 476  
477 -(((
478 478  (% style="color:red" %)Note: DO3 is not valid for LT-22222-L.
479 -)))
480 480  
481 -(((
482 482  **To use this mode, please run:**
483 -)))
484 484  
485 485  (% class="box infomessage" %)
486 486  (((
487 -(((
488 488  **AT+MOD=4**
489 489  )))
490 -)))
491 491  
492 492  (% class="box infomessage" %)
493 493  (((
494 -(((
495 495  **ATZ**
496 496  )))
497 -)))
498 498  
499 -(((
500 -
501 -)))
502 502  
503 -(((
504 -Other AT Commands for counting are similar to [[MOD2 Counting Command>>||anchor="H3.3.2AT2BMOD3D22C28DoubleDICounting29"]].
505 -)))
435 +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]].
506 506  
507 -(((
508 508  **Plus below command for AVI1 Counting:**
509 -)))
510 510  
511 511  (% class="box infomessage" %)
512 512  (((
513 -(((
514 514  **AT+SETCNT=3,60   (set AVI Count to 60)**
515 515  )))
516 -)))
517 517  
518 518  (% class="box infomessage" %)
519 519  (((
520 -(((
521 521  **AT+VOLMAX=20000   (If AVI1 voltage higher than VOLMAX (20000mV =20v), counter increase 1)**
522 522  )))
523 -)))
524 524  
525 525  (% class="box infomessage" %)
526 526  (((
527 -(((
528 528  **AT+VOLMAX=20000,0   (If AVI1 voltage lower than VOLMAX (20000mV =20v), counter increase 1)**
529 529  )))
530 -)))
531 531  
532 532  (% class="box infomessage" %)
533 533  (((
534 -(((
535 535  **AT+VOLMAX=20000,1   (If AVI1 voltage higer than VOLMAX (20000mV =20v), counter increase 1)**
536 536  )))
537 -)))
538 538  
539 -
540 540  === 3.3.5 AT+MOD~=5, Single DI Counting + 2 x AVI + 1 x ACI ===
541 541  
542 542  **LT22222-L**: This mode the DI1 is used as a counting pin.
... ... @@ -549,38 +549,24 @@
549 549  
550 550  * RO is for relay. ROx=1 : close，ROx=0 always open.
551 551  * FIRST: Indicate this is the first packet after join network.
552 -* (((
553 -DO is for reverse digital output. DOx=1: output low, DOx=0: high or float.
554 -)))
471 +* DO is for reverse digital output. DOx=1: output low, DOx=0: high or float.
555 555  
556 -(((
557 557  (% style="color:red" %)Note: DO3 is not valid for LT-22222-L.
558 -)))
559 559  
560 -(((
561 561  **To use this mode, please run:**
562 -)))
563 563  
564 564  (% class="box infomessage" %)
565 565  (((
566 -(((
567 567  **AT+MOD=5**
568 568  )))
569 -)))
570 570  
571 571  (% class="box infomessage" %)
572 572  (((
573 -(((
574 574  **ATZ**
575 575  )))
576 -)))
577 577  
578 -(((
579 -Other AT Commands for counting are similar to [[MOD2 Counting Command>>||anchor="H3.3.2AT2BMOD3D22C28DoubleDICounting29"]].
487 +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]].
580 580  
581 -
582 -)))
583 -
584 584  === 3.3.6 AT+ADDMOD~=6. (Trigger Mode, Optional) ===
585 585  
586 586  (% style="color:#4f81bd" %)**This mode is an optional mode for trigger purpose. It can run together with other mode.**
... ... @@ -607,7 +607,6 @@
607 607  
608 608  AT+AVLIM=5000,0,0,0   (If AVI1 voltage lower than 5V , trigger uplink, 0 means ignore)
609 609  
610 -
611 611  (% style="color:#4f81bd" %)**Trigger base on current**:
612 612  
613 613  Format: AT+ACLIM=<AC1_LIMIT_LOW>,< AC1_LIMIT_HIGH>,<AC2_LIMIT_LOW>,< AC2_LIMIT_HIGH>
... ... @@ -616,7 +616,6 @@
616 616  
617 617  AT+ACLIM=10000,15000,0,0   (If ACI1 voltage lower than 10mA or higher than 15mA, trigger an uplink)
618 618  
619 -
620 620  (% style="color:#4f81bd" %)**Trigger base on DI status**:
621 621  
622 622  DI status trigger Flag.
... ... @@ -703,13 +703,10 @@
703 703  
704 704  When device got this command, it will send the MOD6 payload.
705 705  
706 -
707 707  === 3.3.7 Payload Decoder ===
708 708  
709 709  (((
710 710  **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/]]
711 -
712 -
713 713  )))
714 714  
715 715  == 3.4 ​Configure LT via AT or Downlink ==
... ... @@ -720,15 +720,14 @@
720 720  There are two kinds of Commands:
721 721  )))
722 722  
723 -* (% 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: [[End Device AT Commands and Downlink Command>>doc:Main.End Device AT Commands and Downlink Command.WebHome]]
623 +* (% 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
724 724  
725 725  * (% style="color:#4f81bd" %)**Sensor Related Commands**(%%): These commands are special designed for LT-22222-L.  User can see these commands below:
726 726  
727 727  === 3.4.1 Common Commands ===
728 728  
729 -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>>doc:Main.End Device AT Commands and Downlink Command.WebHome]]
629 +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/]]
730 730  
731 -
732 732  === 3.4.2 Sensor related commands ===
733 733  
734 734  ==== 3.4.2.1 Set Transmit Interval ====
... ... @@ -751,7 +751,6 @@
751 751  **0x01 aa bb cc     ~/~/ Same as AT+TDC=0x(aa bb cc)**
752 752  )))
753 753  
754 -
755 755  ==== 3.4.2.2 Set Work Mode (AT+MOD) ====
756 756  
757 757  Set work mode.
... ... @@ -772,7 +772,6 @@
772 772  **0x0A aa     ~/~/ Same as AT+MOD=aa**
773 773  )))
774 774  
775 -
776 776  ==== 3.4.2.3 Poll an uplink ====
777 777  
778 778  * AT Command:
... ... @@ -788,10 +788,9 @@
788 788  
789 789  **Example**: 0x08FF, ask device to send an Uplink
790 790  
791 -
792 792  ==== 3.4.2.4 Enable Trigger Mode ====
793 793  
794 -Use of trigger mode, please check [[ADDMOD6>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
690 +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]]
795 795  
796 796  * AT Command:
797 797  
... ... @@ -811,7 +811,6 @@
811 811  **0x0A 06 aa     ~/~/ Same as AT+ADDMOD6=aa,**
812 812  )))
813 813  
814 -
815 815  ==== 3.4.2.5 Poll trigger settings ====
816 816  
817 817  Poll trigger settings,
... ... @@ -827,7 +827,6 @@
827 827  **0xAB 06  ~/~/ Poll trigger settings, device will uplink trigger settings once receive this command**
828 828  )))
829 829  
830 -
831 831  ==== 3.4.2.6 Enable / Disable DI1/DI2/DI3 as trigger ====
832 832  
833 833  Enable Disable DI1/DI2/DI2 as trigger,
... ... @@ -850,7 +850,6 @@
850 850  **0xAA 02 aa bb  ~/~/ Same as AT+DTRI=aa,bb**
851 851  )))
852 852  
853 -
854 854  ==== 3.4.2.7 Trigger1 – Set DI1 or DI3 as trigger ====
855 855  
856 856  Set DI1 or DI3(for LT-33222-L) trigger.
... ... @@ -877,7 +877,6 @@
877 877  **0x09 01 aa bb cc ~/~/ same as AT+TRIG1=aa,0x(bb cc)**
878 878  )))
879 879  
880 -
881 881  ==== 3.4.2.8 Trigger2 – Set DI2 as trigger ====
882 882  
883 883  Set DI2 trigger.
... ... @@ -904,10 +904,9 @@
904 904  **0x09 02 aa bb cc ~/~/ same as AT+TRIG1=aa,0x(bb cc)**
905 905  )))
906 906  
907 -
908 908  ==== 3.4.2.9 Trigger – Set AC (current) as trigger ====
909 909  
910 -Set current trigger , base on AC port. See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
801 +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]]
911 911  
912 912  * AT Command:
913 913  
... ... @@ -920,19 +920,18 @@
920 920  
921 921  (% class="box infomessage" %)
922 922  (((
923 -**0x AA 01 aa bb cc dd ee ff gg hh ~/~/ same as AT+ACLIM See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]**
814 +**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]]**
924 924  )))
925 925  
926 -
927 927  ==== 3.4.2.10 Trigger – Set AV (voltage) as trigger ====
928 928  
929 -Set current trigger , base on AV port. See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
819 +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]]
930 930  
931 931  * AT Command:
932 932  
933 933  (% class="box infomessage" %)
934 934  (((
935 -**AT+AVLIM. See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]**
825 +**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]]**
936 936  )))
937 937  
938 938  * Downlink Payload (prefix 0xAA 00 ):
... ... @@ -939,10 +939,9 @@
939 939  
940 940  (% class="box infomessage" %)
941 941  (((
942 -**0x AA 00 aa bb cc dd ee ff gg hh ~/~/ same as AT+AVLIM See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]] **
832 +**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]] **
943 943  )))
944 944  
945 -
946 946  ==== 3.4.2.11 Trigger – Set minimum interval ====
947 947  
948 948  Set AV and AC trigger minimum interval, system won’t response to the second trigger within this set time after the first trigger.
... ... @@ -961,7 +961,6 @@
961 961  **0x AC aa bb ~/~/ same as AT+ATDC=0x(aa bb)   . Unit (min)**
962 962  )))
963 963  
964 -
965 965  ==== 3.4.2.12 DO ~-~- Control Digital Output DO1/DO2/DO3 ====
966 966  
967 967  * AT Command:
... ... @@ -1004,10 +1004,8 @@
1004 1004  
1005 1005  (% class="box infomessage" %)
1006 1006  (((
1007 -(((
1008 1008  **0xA9 aa bb cc     ~/~/ Set DO1/DO2/DO3 output with time control**
1009 1009  )))
1010 -)))
1011 1011  
1012 1012  This is to control the digital output time of DO pin. Include four bytes:
1013 1013  
... ... @@ -1136,13 +1136,13 @@
1136 1136  
1137 1137  ==== 3.4.2.16 Counting ~-~- Voltage threshold counting ====
1138 1138  
1139 -When voltage exceed the threshold, count. Feature see [[MOD4>>||anchor="H3.3.4AT2BMOD3D42CSingleDICounting2B1xVoltageCounting"]]
1025 +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]]
1140 1140  
1141 1141  * AT Command:
1142 1142  
1143 1143  (% class="box infomessage" %)
1144 1144  (((
1145 -**AT+VOLMAX    ~/~/ See [[MOD4>>||anchor="H3.3.4AT2BMOD3D42CSingleDICounting2B1xVoltageCounting"]]**
1031 +**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]]**
1146 1146  )))
1147 1147  
1148 1148  * Downlink Payload (prefix 0xA5):
... ... @@ -1152,7 +1152,6 @@
1152 1152  **0xA5 aa bb cc   ~/~/ Same as AT+VOLMAX=(aa bb),cc**
1153 1153  )))
1154 1154  
1155 -
1156 1156  ==== 3.4.2.17 Counting ~-~- Pre-configure the Count Number ====
1157 1157  
1158 1158  * AT Command:
... ... @@ -1177,7 +1177,6 @@
1177 1177  **0x A8 aa bb cc dd ee     ~/~/ same as AT+SETCNT=aa,(bb cc dd ee)**
1178 1178  )))
1179 1179  
1180 -
1181 1181  ==== 3.4.2.18 Counting ~-~- Clear Counting ====
1182 1182  
1183 1183  Clear counting for counting mode
... ... @@ -1196,7 +1196,6 @@
1196 1196  **0x A6 01     ~/~/ clear all counting,**
1197 1197  )))
1198 1198  
1199 -
1200 1200  ==== 3.4.2.19 Counting ~-~- Change counting mode save time ====
1201 1201  
1202 1202  * AT Command:
... ... @@ -1213,31 +1213,23 @@
1213 1213  **0x A7 aa bb cc     ~/~/ same as AT+COUTIME =aa bb cc,**
1214 1214  )))
1215 1215  
1216 -(((
1217 1217  range: aa bb cc:0 to 16777215,  (unit:second)
1218 1218  
1219 -
1220 -)))
1221 -
1222 1222  == 3.5 Integrate with Mydevice ==
1223 1223  
1224 1224  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:
1225 1225  
1226 -(((
1227 1227  **Step 1**: Be sure that your device is programmed and properly connected to the network at this time.
1228 -)))
1229 1229  
1230 -(((
1231 1231  **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:
1232 -)))
1233 1233  
1234 1234  [[image:1653356737703-362.png||height="232" width="732"]]
1235 1235  
1236 1236  [[image:image-20220524094641-11.png||height="390" width="723"]]
1237 1237  
1113 +
1238 1238  [[image:image-20220524094641-12.png||height="402" width="718"]]
1239 1239  
1240 -
1241 1241  **Step 3**: Create an account or log in Mydevices.
1242 1242  
1243 1243  **Step 4**: Search LT-22222-L(for both LT-22222-L / LT-33222-L) and add DevEUI.(% style="display:none" %)
... ... @@ -1246,7 +1246,6 @@
1246 1246  
1247 1247  [[image:1653356838789-523.png||height="337" width="740"]]
1248 1248  
1249 -
1250 1250  After added, the sensor data arrive TTN, it will also arrive and show in Mydevices.
1251 1251  
1252 1252  [[image:image-20220524094909-1.png||height="335" width="729"]]
... ... @@ -1259,7 +1259,6 @@
1259 1259  
1260 1260  [[image:image-20220524094909-5.png||height="341" width="734"]]
1261 1261  
1262 -
1263 1263  == 3.6 Interface Detail ==
1264 1264  
1265 1265  === 3.6.1 Digital Input Port: DI1/DI2 /DI3 ( For LT-33222-L, low active ) ===
... ... @@ -1268,7 +1268,6 @@
1268 1268  
1269 1269  [[image:1653356991268-289.png]]
1270 1270  
1271 -
1272 1272  === 3.6.2 Digital Input Port: DI1/DI2 ( For LT-22222-L) ===
1273 1273  
1274 1274  (((
... ... @@ -1284,105 +1284,51 @@
1284 1284  [[image:1653357170703-587.png]]
1285 1285  
1286 1286  (((
1287 -(((
1288 1288  When use need to connect a device to the DI port, both DI1+ and DI1- must be connected.
1289 1289  )))
1290 -)))
1291 1291  
1292 -(((
1293 -
1294 -)))
1295 1295  
1296 -(((
1297 1297  **Example1**: Connect to a Low active sensor.
1298 -)))
1299 1299  
1300 -(((
1301 1301  This type of sensor will output a low signal GND when active.
1302 -)))
1303 1303  
1304 -* (((
1305 -Connect sensor’s output to DI1-
1306 -)))
1307 -* (((
1308 -Connect sensor’s VCC to DI1+.
1309 -)))
1167 +* Connect sensor’s output to DI1-
1168 +* Connect sensor’s VCC to DI1+.
1310 1310  
1311 -(((
1312 -So when sensor active, the current between NEC2501 pin1 and pin2 is：
1313 -)))
1170 +So when sensor active, the current between NEC2501 pin1 and pin2 is： ​​
1314 1314  
1315 -(((
1316 -[[image:1653968155772-850.png||height="23" width="19"]]**= DI1+ / 1K.**
1317 -)))
1172 + //IF// = DI1+ / 1K.
1318 1318  
1319 -(((
1320 -If DI1+ = 12v, the [[image:1653968155772-850.png||height="23" width="19"]]= 12mA , So the LT-22222-L will be able to detect this active signal.
1321 -)))
1174 +If DI1+ = 12v, the //IF// = 12mA , So the LT-22222-L will be able to detect this active signal.
1322 1322  
1323 -(((
1324 -
1325 -)))
1326 1326  
1327 -(((
1328 1328  **Example2**: Connect to a High active sensor.
1329 -)))
1330 1330  
1331 -(((
1332 1332  This type of sensor will output a high signal (example 24v) when active.
1333 -)))
1334 1334  
1335 -* (((
1336 -Connect sensor’s output to DI1+
1337 -)))
1338 -* (((
1339 -Connect sensor’s GND DI1-.
1340 -)))
1181 +* Connect sensor’s output to DI1+
1182 +* Connect sensor’s GND DI1-.
1341 1341  
1342 -(((
1343 1343  So when sensor active, the current between NEC2501 pin1 and pin2 is:
1344 -)))
1345 1345  
1346 -(((
1347 -[[image:1653968155772-850.png||height="23" width="19"]]**= DI1+ / 1K.**
1348 -)))
1186 +[[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.**
1349 1349  
1350 -(((
1351 -If **DI1+ = 24v**, the[[image:1653968155772-850.png||height="23" width="19"]] 24mA , So the LT-22222-L will be able to detect this high active signal.
1352 -)))
1188 +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.
1353 1353  
1354 -(((
1355 -
1356 -)))
1357 1357  
1358 -(((
1359 1359  **Example3**: Connect to a 220v high active sensor.
1360 -)))
1361 1361  
1362 -(((
1363 1363  Assume user want to monitor an active signal higher than 220v, to make sure not burn the photocoupler  
1364 -)))
1365 1365  
1366 -* (((
1367 -Connect sensor’s output to DI1+ with a serial 50K resistor
1368 -)))
1369 -* (((
1370 -Connect sensor’s GND DI1-.
1371 -)))
1195 +* Connect sensor’s output to DI1+ with a serial 50K resistor
1196 +* Connect sensor’s GND DI1-.
1372 1372  
1373 -(((
1374 1374  So when sensor active, the current between NEC2501 pin1 and pin2 is:
1375 -)))
1376 1376  
1377 -(((
1378 - [[image:1653968155772-850.png||height="23" width="19"]]**= DI1+ / 51K.**
1379 -)))
1200 + [[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.**
1380 1380  
1381 -(((
1382 -If sensor output is 220v, the [[image:1653968155772-850.png||height="23" width="19"]](% 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.
1383 -)))
1202 +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.
1384 1384  
1385 -
1386 1386  === 3.6.3 Digital Output Port: DO1/DO2 /DO3 ===
1387 1387  
1388 1388  NPN output: GND or Float. Max voltage can apply to output pin is 36v.
... ... @@ -1389,7 +1389,6 @@
1389 1389  
1390 1390  [[image:1653357531600-905.png]]
1391 1391  
1392 -
1393 1393  === 3.6.4 Analog Input Interface ===
1394 1394  
1395 1395  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:
... ... @@ -1417,7 +1417,6 @@
1417 1417  
1418 1418  [[image:1653357648330-671.png||height="155" width="733"]]
1419 1419  
1420 -
1421 1421  === 3.6.5 Relay Output ===
1422 1422  
1423 1423  (((
... ... @@ -1428,12 +1428,10 @@
1428 1428  
1429 1429  [[image:image-20220524100215-10.png||height="382" width="723"]]
1430 1430  
1431 -
1432 1432  == 3.7 LEDs Indicators ==
1433 1433  
1434 1434  [[image:image-20220524100748-11.png]]
1435 1435  
1436 -
1437 1437  = 4. Use AT Command =
1438 1438  
1439 1439  == 4.1 Access AT Command ==
... ... @@ -1442,15 +1442,11 @@
1442 1442  
1443 1443  [[image:1653358238933-385.png]]
1444 1444  
1445 -(((
1446 1446  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:
1447 -)))
1448 1448  
1449 1449  [[image:1653358355238-883.png]]
1450 1450  
1451 -(((
1452 1452  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/]]
1453 -)))
1454 1454  
1455 1455  (((
1456 1456  AT+<CMD>?        : Help on <CMD>
... ... @@ -1634,8 +1634,6 @@
1634 1634  
1635 1635  (((
1636 1636  AT+CFG: Print all settings
1637 -
1638 -
1639 1639  )))
1640 1640  
1641 1641  == 4.2 Common AT Command Sequence ==
... ... @@ -1677,8 +1677,6 @@
1677 1677  
1678 1678  (((
1679 1679  (% style="background-color:#dcdcdc" %)ATZ
1680 -
1681 -
1682 1682  )))
1683 1683  
1684 1684  === 4.2.2 Single-channel ABP mode (Use with LG01/LG02) ===
... ... @@ -1760,7 +1760,6 @@
1760 1760  (% style="background-color:#dcdcdc" %)AT+CLASS=A
1761 1761  ATZ
1762 1762  
1763 -
1764 1764  = 5. FAQ =
1765 1765  
1766 1766  == 5.1 How to upgrade the image? ==
... ... @@ -1773,13 +1773,11 @@
1773 1773  Below shows the hardware connection for how to upload an image to the LT:
1774 1774  * [[image:1653359603330-121.png]]
1775 1775  
1776 -(((
1777 1777  **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]].
1778 1778  **Step2**: Download the [[LT Image files>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/image/]].
1779 1779  **Step3: **Open flashloader; choose the correct COM port to update.
1780 1780  **For LT-22222-L**:
1781 1781  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.
1782 -)))
1783 1783  
1784 1784   [[image:image-20220524103407-12.png]]
1785 1785  
... ... @@ -1791,7 +1791,6 @@
1791 1791  
1792 1792  [[image:1653360054704-518.png||height="186" width="745"]]
1793 1793  
1794 -
1795 1795  (((
1796 1796  (((
1797 1797  == 5.2 How to change the LoRa Frequency Bands/Region? ==
... ... @@ -1799,9 +1799,7 @@
1799 1799  )))
1800 1800  
1801 1801  (((
1802 -User can follow the introduction for [[how to upgrade image>>||anchor="H5.1Howtoupgradetheimage3F"]]. When download the images, choose the required image file for download.
1803 -
1804 -
1604 +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.
1805 1805  )))
1806 1806  
1807 1807  (((
... ... @@ -1828,15 +1828,10 @@
1828 1828  [[image:1653360231087-571.png||height="401" width="727"]]
1829 1829  )))
1830 1830  
1831 -(((
1832 1832  (% 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.
1833 -)))
1834 1834  
1835 -(((
1836 1836  (% style="color:#4f81bd" %)**Step2**(%%)**: **Run AT Command to make LT work in Single frequency & ABP mode. Below is the AT commands:
1837 -)))
1838 1838  
1839 -(((
1840 1840  (% style="background-color:#dcdcdc" %)123456 (%%) Enter Password to have AT access.
1841 1841  (% style="background-color:#dcdcdc" %)AT+FDR  (%%) Reset Parameters to Factory Default, Keys Reserve
1842 1842  (% style="background-color:#dcdcdc" %)123456  (%%) Enter Password to have AT access.
... ... @@ -1847,30 +1847,19 @@
1847 1847  (% style="background-color:#dcdcdc" %)AT+CHS=868400000 (%%)Set transmit frequency to 868.4Mhz
1848 1848  (% style="background-color:#dcdcdc" %)AT+DADDR=26 01 1A F1(%%) Set Device Address to 26 01 1A F1
1849 1849  (% style="background-color:#dcdcdc" %)ATZ                (%%)Reset MCU
1850 -)))
1851 1851  
1852 -(((
1853 1853  As shown in below:
1854 -)))
1855 1855  
1856 1856  [[image:1653360498588-932.png||height="485" width="726"]]
1857 1857  
1858 -
1859 1859  == 5.4 Can I see counting event in Serial? ==
1860 1860  
1861 1861  (((
1862 1862  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.
1863 -
1864 -
1865 -== 5.5 Can i use point to point communication for LT-22222-L? ==
1866 -
1867 -Yes, please refer [[Point to Point Communication>>doc:Main. Point to Point Communication of LT-22222-L.WebHome]]
1868 -
1869 -
1870 1870  )))
1871 1871  
1872 1872  (((
1873 -= 6. Trouble Shooting =
1657 += 6. Trouble Shooting =
1874 1874  )))
1875 1875  
1876 1876  (((
... ... @@ -1880,21 +1880,25 @@
1880 1880  )))
1881 1881  
1882 1882  (((
1883 -Please see this link for how to debug: [[LoRaWAN Communication Debug>>doc:Main.LoRaWAN Communication Debug.WebHome||anchor="H5.1Howitwork"]]
1667 +Please see this link for how to debug:
1884 1884  
1885 -
1669 +[[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/]]
1886 1886  )))
1887 1887  
1888 1888  (((
1673 +[[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]]
1674 +)))
1675 +
1676 +(((
1889 1889  == 6.2 Have trouble to upload image. ==
1890 1890  )))
1891 1891  
1892 1892  (((
1893 -See this link for trouble shooting: [[Firmware Upgrade Instruction>>doc:Main.Firmware Upgrade Instruction for STM32 base products.WebHome]]
1681 +See this link for trouble shooting:
1894 1894  )))
1895 1895  
1896 1896  (((
1897 -
1685 +[[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]]
1898 1898  )))
1899 1899  
1900 1900  (((
... ... @@ -1902,11 +1902,11 @@
1902 1902  )))
1903 1903  
1904 1904  (((
1905 -It might be about the channels mapping. [[Please see this link for detail>>doc:Main.LoRaWAN Communication Debug.WebHome||anchor="H2.NoticeofUS9152FCN4702FAU915Frequencyband"]]
1693 +It might be about the channels mapping. Please see this link for detail:
1906 1906  )))
1907 1907  
1908 1908  (((
1909 -
1697 +[[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]]
1910 1910  )))
1911 1911  
1912 1912  (((
... ... @@ -1925,61 +1925,34 @@
1925 1925  )))
1926 1926  )))
1927 1927  
1928 -(((
1929 1929  * (((
1930 1930  (% style="color:#4f81bd" %)**EU433**(%%): LT with frequency bands EU433
1931 1931  )))
1932 -)))
1933 -
1934 -(((
1935 1935  * (((
1936 1936  (% style="color:#4f81bd" %)**EU868**(%%): LT with frequency bands EU868
1937 1937  )))
1938 -)))
1939 -
1940 -(((
1941 1941  * (((
1942 1942  (% style="color:#4f81bd" %)**KR920**(%%): LT with frequency bands KR920
1943 1943  )))
1944 -)))
1945 -
1946 -(((
1947 1947  * (((
1948 1948  (% style="color:#4f81bd" %)**CN470**(%%): LT with frequency bands CN470
1949 1949  )))
1950 -)))
1951 -
1952 -(((
1953 1953  * (((
1954 1954  (% style="color:#4f81bd" %)**AS923**(%%): LT with frequency bands AS923
1955 1955  )))
1956 -)))
1957 -
1958 -(((
1959 1959  * (((
1960 1960  (% style="color:#4f81bd" %)**AU915**(%%): LT with frequency bands AU915
1961 1961  )))
1962 -)))
1963 -
1964 -(((
1965 1965  * (((
1966 1966  (% style="color:#4f81bd" %)**US915**(%%): LT with frequency bands US915
1967 1967  )))
1968 -)))
1969 -
1970 -(((
1971 1971  * (((
1972 1972  (% style="color:#4f81bd" %)**IN865**(%%): LT with frequency bands IN865
1973 1973  )))
1974 -)))
1975 1975  
1976 1976  (((
1977 -* (((
1978 -(% style="color:#4f81bd" %)**CN779**(%%): LT with frequency bands CN779
1742 +* (% style="color:#4f81bd" %)**CN779**(%%): LT with frequency bands CN779
1979 1979  
1980 -
1981 -)))
1982 -
1983 1983  = 8. Packing Info =
1984 1984  )))
1985 1985  
... ... @@ -2010,8 +2010,6 @@
2010 2010  * Device Weight: 105g
2011 2011  * Package Size / pcs : 14.5 x 8 x 5 cm
2012 2012  * Weight / pcs : 170g
2013 -
2014 -
2015 2015  )))
2016 2016  )))
2017 2017  
... ... @@ -2033,8 +2033,6 @@
2033 2033  (((
2034 2034  (((
2035 2035   [[support@dragino.com>>url:file:///D:/市场资料/说明书/LoRa/LT系列/support@dragino.com]]
2036 -
2037 -
2038 2038  )))
2039 2039  
2040 2040  (((
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