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Last modified by Mengting Qiu on 2025/06/04 18:42
From version 77.4
edited by Xiaoling
on 2022/06/10 08:38
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To version 66.22
edited by Xiaoling
on 2022/05/24 13:56
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  (((
... ... @@ -44,15 +44,11 @@
44 44  
45 45  (((
46 46  [[image:1653295757274-912.png]]
47 -
48 -
49 49  )))
50 50  
51 51  == 1.2  Specifications ==
52 52  
53 53  (((
54 -
55 -
56 56  **Hardware System:**
57 57  )))
58 58  
... ... @@ -75,7 +75,6 @@
75 75  )))
76 76  )))
77 77  
78 -
79 79  (((
80 80  **Interface for Model: LT22222-L:**
81 81  )))
... ... @@ -99,7 +99,6 @@
99 99  Power Input 7~~ 24V DC. 
100 100  )))
101 101  
102 -
103 103  (((
104 104  **LoRa Spec:**
105 105  )))
... ... @@ -160,12 +160,8 @@
160 160  )))
161 161  * (((
162 162  Packet engine up to 256 bytes with CRC.
163 -
164 -
165 165  )))
166 166  
167 -
168 -
169 169  == 1.3 Features ==
170 170  
171 171  * LoRaWAN Class A & Class C protocol
... ... @@ -176,8 +176,6 @@
176 176  * Firmware upgradable via program port
177 177  * Counting
178 178  
179 -
180 -
181 181  == 1.4  Applications ==
182 182  
183 183  * Smart Buildings & Home Automation
... ... @@ -210,7 +210,6 @@
210 210  
211 211  [[image:1653297104069-180.png]]
212 212  
213 -
214 214  = 3. Operation Mode =
215 215  
216 216  == 3.1 How it works? ==
... ... @@ -220,13 +220,13 @@
220 220  )))
221 221  
222 222  (((
223 -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.
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 +)))
224 224  
225 -
210 +(((
211 +3.2 Example to join LoRaWAN network
226 226  )))
227 227  
228 -== 3.2 Example to join LoRaWAN network ==
229 -
230 230  (((
231 231  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. 
232 232  )))
... ... @@ -233,6 +233,7 @@
233 233  
234 234  [[image:image-20220523172350-1.png||height="266" width="864"]]
235 235  
220 +
236 236  (((
237 237  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:
238 238  )))
... ... @@ -253,12 +253,10 @@
253 253  
254 254  [[image:1653297955910-247.png||height="321" width="716"]]
255 255  
256 -
257 257  Add APP KEY and DEV EUI
258 258  
259 259  [[image:1653298023685-319.png]]
260 260  
261 -
262 262  (((
263 263  **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.
264 264  )))
... ... @@ -265,7 +265,6 @@
265 265  
266 266  [[image:1653298044601-602.png||height="405" width="709"]]
267 267  
268 -
269 269  == 3.3 Uplink Payload ==
270 270  
271 271  There are five working modes + one interrupt mode on LT for different type application:
... ... @@ -347,79 +347,54 @@
347 347  * FIRST: Indicate this is the first packet after join network.
348 348  * DO is for reverse digital output. DOx=1: output low, DOx=0: high or float.
349 349  
350 -(((
351 351  (% style="color:red" %)Note: DO3 bit is not valid for LT-22222-L.
352 -)))
353 353  
354 -(((
355 355  **To use counting mode, please run:**
356 -)))
357 357  
358 358  (% class="box infomessage" %)
359 359  (((
360 -(((
361 361  **AT+MOD=2**
362 362  )))
363 -)))
364 364  
365 365  (% class="box infomessage" %)
366 366  (((
367 -(((
368 368  **ATZ**
369 369  )))
370 -)))
371 371  
372 -(((
373 373  (% style="color:#4f81bd" %)**AT Commands for counting:**
374 -)))
375 375  
376 -(((
377 377  **For LT22222-L:**
378 -)))
379 379  
380 380  (% class="box infomessage" %)
381 381  (((
382 -(((
383 383  **AT+TRIG1=0,100 (set DI1 port to trigger on low level, valid signal is 100ms) **
384 384  )))
385 -)))
386 386  
387 387  (% class="box infomessage" %)
388 388  (((
389 -(((
390 390  **AT+TRIG1=1,100(set DI1 port to trigger on high level, valid signal is 100ms ) **
391 391  )))
392 -)))
393 393  
394 394  (% class="box infomessage" %)
395 395  (((
396 -(((
397 397  **AT+TRIG2=0,100 (set DI2 port to trigger on low level, valid signal is 100ms) **
398 398  )))
399 -)))
400 400  
401 401  (% class="box infomessage" %)
402 402  (((
403 -(((
404 404  **AT+TRIG2=1,100 (set DI2 port to trigger on high level, valid signal is 100ms ) **
405 405  )))
406 -)))
407 407  
408 408  (% class="box infomessage" %)
409 409  (((
410 -(((
411 411  **AT+SETCNT=1,60   (Set COUNT1 value to 60)**
412 412  )))
413 -)))
414 414  
415 415  (% class="box infomessage" %)
416 416  (((
417 -(((
418 418  **AT+SETCNT=2,60   (Set COUNT2 value to 60)**
419 419  )))
420 -)))
421 421  
422 -
423 423  === 3.3.3 AT+MOD~=3, Single DI Counting + 2 x ACI ===
424 424  
425 425  **LT22222-L**: This mode the DI1 is used as a counting pin.
... ... @@ -436,34 +436,22 @@
436 436  * FIRST: Indicate this is the first packet after join network.
437 437  * DO is for reverse digital output. DOx=1: output low, DOx=0: high or float.
438 438  
439 -(((
440 440  (% style="color:red" %)Note: DO3 is not valid for LT-22222-L.
441 -)))
442 442  
443 -(((
444 444  **To use counting mode, please run:**
445 -)))
446 446  
447 447  (% class="box infomessage" %)
448 448  (((
449 -(((
450 450  **AT+MOD=3**
451 451  )))
452 -)))
453 453  
454 454  (% class="box infomessage" %)
455 455  (((
456 -(((
457 457  **ATZ**
458 458  )))
459 -)))
460 460  
461 -(((
462 -Other AT Commands for counting are similar to [[MOD2 Counting Command>>||anchor="H3.3.2AT2BMOD3D22C28DoubleDICounting29"]].
410 +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]].
463 463  
464 -
465 -)))
466 -
467 467  === 3.3.4 AT+MOD~=4, Single DI Counting + 1 x Voltage Counting ===
468 468  
469 469  **LT22222-L**: This mode the DI1 is used as a counting pin.
... ... @@ -482,69 +482,45 @@
482 482  * FIRST: Indicate this is the first packet after join network.
483 483  * DO is for reverse digital output. DOx=1: output low, DOx=0: high or float.
484 484  
485 -(((
486 486  (% style="color:red" %)Note: DO3 is not valid for LT-22222-L.
487 -)))
488 488  
489 -(((
490 490  **To use this mode, please run:**
491 -)))
492 492  
493 493  (% class="box infomessage" %)
494 494  (((
495 -(((
496 496  **AT+MOD=4**
497 497  )))
498 -)))
499 499  
500 500  (% class="box infomessage" %)
501 501  (((
502 -(((
503 503  **ATZ**
504 504  )))
505 -)))
506 506  
507 -(((
508 -
509 -)))
510 510  
511 -(((
512 -Other AT Commands for counting are similar to [[MOD2 Counting Command>>||anchor="H3.3.2AT2BMOD3D22C28DoubleDICounting29"]].
513 -)))
445 +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]].
514 514  
515 -(((
516 516  **Plus below command for AVI1 Counting:**
517 -)))
518 518  
519 519  (% class="box infomessage" %)
520 520  (((
521 -(((
522 522  **AT+SETCNT=3,60   (set AVI Count to 60)**
523 523  )))
524 -)))
525 525  
526 526  (% class="box infomessage" %)
527 527  (((
528 -(((
529 529  **AT+VOLMAX=20000   (If AVI1 voltage higher than VOLMAX (20000mV =20v), counter increase 1)**
530 530  )))
531 -)))
532 532  
533 533  (% class="box infomessage" %)
534 534  (((
535 -(((
536 536  **AT+VOLMAX=20000,0   (If AVI1 voltage lower than VOLMAX (20000mV =20v), counter increase 1)**
537 537  )))
538 -)))
539 539  
540 540  (% class="box infomessage" %)
541 541  (((
542 -(((
543 543  **AT+VOLMAX=20000,1   (If AVI1 voltage higer than VOLMAX (20000mV =20v), counter increase 1)**
544 544  )))
545 -)))
546 546  
547 -
548 548  === 3.3.5 AT+MOD~=5, Single DI Counting + 2 x AVI + 1 x ACI ===
549 549  
550 550  **LT22222-L**: This mode the DI1 is used as a counting pin.
... ... @@ -557,38 +557,24 @@
557 557  
558 558  * RO is for relay. ROx=1 : close，ROx=0 always open.
559 559  * FIRST: Indicate this is the first packet after join network.
560 -* (((
561 -DO is for reverse digital output. DOx=1: output low, DOx=0: high or float.
562 -)))
481 +* DO is for reverse digital output. DOx=1: output low, DOx=0: high or float.
563 563  
564 -(((
565 565  (% style="color:red" %)Note: DO3 is not valid for LT-22222-L.
566 -)))
567 567  
568 -(((
569 569  **To use this mode, please run:**
570 -)))
571 571  
572 572  (% class="box infomessage" %)
573 573  (((
574 -(((
575 575  **AT+MOD=5**
576 576  )))
577 -)))
578 578  
579 579  (% class="box infomessage" %)
580 580  (((
581 -(((
582 582  **ATZ**
583 583  )))
584 -)))
585 585  
586 -(((
587 -Other AT Commands for counting are similar to [[MOD2 Counting Command>>||anchor="H3.3.2AT2BMOD3D22C28DoubleDICounting29"]].
497 +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]].
588 588  
589 -
590 -)))
591 -
592 592  === 3.3.6 AT+ADDMOD~=6. (Trigger Mode, Optional) ===
593 593  
594 594  (% style="color:#4f81bd" %)**This mode is an optional mode for trigger purpose. It can run together with other mode.**
... ... @@ -615,7 +615,6 @@
615 615  
616 616  AT+AVLIM=5000,0,0,0   (If AVI1 voltage lower than 5V , trigger uplink, 0 means ignore)
617 617  
618 -
619 619  (% style="color:#4f81bd" %)**Trigger base on current**:
620 620  
621 621  Format: AT+ACLIM=<AC1_LIMIT_LOW>,< AC1_LIMIT_HIGH>,<AC2_LIMIT_LOW>,< AC2_LIMIT_HIGH>
... ... @@ -624,7 +624,6 @@
624 624  
625 625  AT+ACLIM=10000,15000,0,0   (If ACI1 voltage lower than 10mA or higher than 15mA, trigger an uplink)
626 626  
627 -
628 628  (% style="color:#4f81bd" %)**Trigger base on DI status**:
629 629  
630 630  DI status trigger Flag.
... ... @@ -711,13 +711,10 @@
711 711  
712 712  When device got this command, it will send the MOD6 payload.
713 713  
714 -
715 715  === 3.3.7 Payload Decoder ===
716 716  
717 717  (((
718 718  **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/]]
719 -
720 -
721 721  )))
722 722  
723 723  == 3.4 ​Configure LT via AT or Downlink ==
... ... @@ -728,15 +728,14 @@
728 728  There are two kinds of Commands:
729 729  )))
730 730  
731 -* (% 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]]
633 +* (% 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
732 732  
733 733  * (% style="color:#4f81bd" %)**Sensor Related Commands**(%%): These commands are special designed for LT-22222-L.  User can see these commands below:
734 734  
735 735  === 3.4.1 Common Commands ===
736 736  
737 -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]]
639 +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/]]
738 738  
739 -
740 740  === 3.4.2 Sensor related commands ===
741 741  
742 742  ==== 3.4.2.1 Set Transmit Interval ====
... ... @@ -759,7 +759,6 @@
759 759  **0x01 aa bb cc     ~/~/ Same as AT+TDC=0x(aa bb cc)**
760 760  )))
761 761  
762 -
763 763  ==== 3.4.2.2 Set Work Mode (AT+MOD) ====
764 764  
765 765  Set work mode.
... ... @@ -780,7 +780,6 @@
780 780  **0x0A aa     ~/~/ Same as AT+MOD=aa**
781 781  )))
782 782  
783 -
784 784  ==== 3.4.2.3 Poll an uplink ====
785 785  
786 786  * AT Command:
... ... @@ -796,10 +796,9 @@
796 796  
797 797  **Example**: 0x08FF, ask device to send an Uplink
798 798  
799 -
800 800  ==== 3.4.2.4 Enable Trigger Mode ====
801 801  
802 -Use of trigger mode, please check [[ADDMOD6>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
700 +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]]
803 803  
804 804  * AT Command:
805 805  
... ... @@ -819,7 +819,6 @@
819 819  **0x0A 06 aa     ~/~/ Same as AT+ADDMOD6=aa,**
820 820  )))
821 821  
822 -
823 823  ==== 3.4.2.5 Poll trigger settings ====
824 824  
825 825  Poll trigger settings,
... ... @@ -835,7 +835,6 @@
835 835  **0xAB 06  ~/~/ Poll trigger settings, device will uplink trigger settings once receive this command**
836 836  )))
837 837  
838 -
839 839  ==== 3.4.2.6 Enable / Disable DI1/DI2/DI3 as trigger ====
840 840  
841 841  Enable Disable DI1/DI2/DI2 as trigger,
... ... @@ -858,7 +858,6 @@
858 858  **0xAA 02 aa bb  ~/~/ Same as AT+DTRI=aa,bb**
859 859  )))
860 860  
861 -
862 862  ==== 3.4.2.7 Trigger1 – Set DI1 or DI3 as trigger ====
863 863  
864 864  Set DI1 or DI3(for LT-33222-L) trigger.
... ... @@ -885,7 +885,6 @@
885 885  **0x09 01 aa bb cc ~/~/ same as AT+TRIG1=aa,0x(bb cc)**
886 886  )))
887 887  
888 -
889 889  ==== 3.4.2.8 Trigger2 – Set DI2 as trigger ====
890 890  
891 891  Set DI2 trigger.
... ... @@ -912,10 +912,9 @@
912 912  **0x09 02 aa bb cc ~/~/ same as AT+TRIG1=aa,0x(bb cc)**
913 913  )))
914 914  
915 -
916 916  ==== 3.4.2.9 Trigger – Set AC (current) as trigger ====
917 917  
918 -Set current trigger , base on AC port. See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
811 +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]]
919 919  
920 920  * AT Command:
921 921  
... ... @@ -928,19 +928,18 @@
928 928  
929 929  (% class="box infomessage" %)
930 930  (((
931 -**0x AA 01 aa bb cc dd ee ff gg hh ~/~/ same as AT+ACLIM See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]**
824 +**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]]**
932 932  )))
933 933  
934 -
935 935  ==== 3.4.2.10 Trigger – Set AV (voltage) as trigger ====
936 936  
937 -Set current trigger , base on AV port. See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
829 +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]]
938 938  
939 939  * AT Command:
940 940  
941 941  (% class="box infomessage" %)
942 942  (((
943 -**AT+AVLIM. See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]**
835 +**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]]**
944 944  )))
945 945  
946 946  * Downlink Payload (prefix 0xAA 00 ):
... ... @@ -947,10 +947,9 @@
947 947  
948 948  (% class="box infomessage" %)
949 949  (((
950 -**0x AA 00 aa bb cc dd ee ff gg hh ~/~/ same as AT+AVLIM See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]] **
842 +**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]] **
951 951  )))
952 952  
953 -
954 954  ==== 3.4.2.11 Trigger – Set minimum interval ====
955 955  
956 956  Set AV and AC trigger minimum interval, system won’t response to the second trigger within this set time after the first trigger.
... ... @@ -969,7 +969,6 @@
969 969  **0x AC aa bb ~/~/ same as AT+ATDC=0x(aa bb)   . Unit (min)**
970 970  )))
971 971  
972 -
973 973  ==== 3.4.2.12 DO ~-~- Control Digital Output DO1/DO2/DO3 ====
974 974  
975 975  * AT Command:
... ... @@ -1012,10 +1012,8 @@
1012 1012  
1013 1013  (% class="box infomessage" %)
1014 1014  (((
1015 -(((
1016 1016  **0xA9 aa bb cc     ~/~/ Set DO1/DO2/DO3 output with time control**
1017 1017  )))
1018 -)))
1019 1019  
1020 1020  This is to control the digital output time of DO pin. Include four bytes:
1021 1021  
... ... @@ -1144,13 +1144,13 @@
1144 1144  
1145 1145  ==== 3.4.2.16 Counting ~-~- Voltage threshold counting ====
1146 1146  
1147 -When voltage exceed the threshold, count. Feature see [[MOD4>>||anchor="H3.3.4AT2BMOD3D42CSingleDICounting2B1xVoltageCounting"]]
1035 +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]]
1148 1148  
1149 1149  * AT Command:
1150 1150  
1151 1151  (% class="box infomessage" %)
1152 1152  (((
1153 -**AT+VOLMAX    ~/~/ See [[MOD4>>||anchor="H3.3.4AT2BMOD3D42CSingleDICounting2B1xVoltageCounting"]]**
1041 +**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]]**
1154 1154  )))
1155 1155  
1156 1156  * Downlink Payload (prefix 0xA5):
... ... @@ -1160,7 +1160,6 @@
1160 1160  **0xA5 aa bb cc   ~/~/ Same as AT+VOLMAX=(aa bb),cc**
1161 1161  )))
1162 1162  
1163 -
1164 1164  ==== 3.4.2.17 Counting ~-~- Pre-configure the Count Number ====
1165 1165  
1166 1166  * AT Command:
... ... @@ -1185,7 +1185,6 @@
1185 1185  **0x A8 aa bb cc dd ee     ~/~/ same as AT+SETCNT=aa,(bb cc dd ee)**
1186 1186  )))
1187 1187  
1188 -
1189 1189  ==== 3.4.2.18 Counting ~-~- Clear Counting ====
1190 1190  
1191 1191  Clear counting for counting mode
... ... @@ -1204,7 +1204,6 @@
1204 1204  **0x A6 01     ~/~/ clear all counting,**
1205 1205  )))
1206 1206  
1207 -
1208 1208  ==== 3.4.2.19 Counting ~-~- Change counting mode save time ====
1209 1209  
1210 1210  * AT Command:
... ... @@ -1221,31 +1221,23 @@
1221 1221  **0x A7 aa bb cc     ~/~/ same as AT+COUTIME =aa bb cc,**
1222 1222  )))
1223 1223  
1224 -(((
1225 1225  range: aa bb cc:0 to 16777215,  (unit:second)
1226 1226  
1227 -
1228 -)))
1229 -
1230 1230  == 3.5 Integrate with Mydevice ==
1231 1231  
1232 1232  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:
1233 1233  
1234 -(((
1235 1235  **Step 1**: Be sure that your device is programmed and properly connected to the network at this time.
1236 -)))
1237 1237  
1238 -(((
1239 1239  **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:
1240 -)))
1241 1241  
1242 1242  [[image:1653356737703-362.png||height="232" width="732"]]
1243 1243  
1244 1244  [[image:image-20220524094641-11.png||height="390" width="723"]]
1245 1245  
1123 +
1246 1246  [[image:image-20220524094641-12.png||height="402" width="718"]]
1247 1247  
1248 -
1249 1249  **Step 3**: Create an account or log in Mydevices.
1250 1250  
1251 1251  **Step 4**: Search LT-22222-L(for both LT-22222-L / LT-33222-L) and add DevEUI.(% style="display:none" %)
... ... @@ -1254,7 +1254,6 @@
1254 1254  
1255 1255  [[image:1653356838789-523.png||height="337" width="740"]]
1256 1256  
1257 -
1258 1258  After added, the sensor data arrive TTN, it will also arrive and show in Mydevices.
1259 1259  
1260 1260  [[image:image-20220524094909-1.png||height="335" width="729"]]
... ... @@ -1267,7 +1267,6 @@
1267 1267  
1268 1268  [[image:image-20220524094909-5.png||height="341" width="734"]]
1269 1269  
1270 -
1271 1271  == 3.6 Interface Detail ==
1272 1272  
1273 1273  === 3.6.1 Digital Input Port: DI1/DI2 /DI3 ( For LT-33222-L, low active ) ===
... ... @@ -1276,7 +1276,6 @@
1276 1276  
1277 1277  [[image:1653356991268-289.png]]
1278 1278  
1279 -
1280 1280  === 3.6.2 Digital Input Port: DI1/DI2 ( For LT-22222-L) ===
1281 1281  
1282 1282  (((
... ... @@ -1292,105 +1292,51 @@
1292 1292  [[image:1653357170703-587.png]]
1293 1293  
1294 1294  (((
1295 -(((
1296 1296  When use need to connect a device to the DI port, both DI1+ and DI1- must be connected.
1297 1297  )))
1298 -)))
1299 1299  
1300 -(((
1301 -
1302 -)))
1303 1303  
1304 -(((
1305 1305  **Example1**: Connect to a Low active sensor.
1306 -)))
1307 1307  
1308 -(((
1309 1309  This type of sensor will output a low signal GND when active.
1310 -)))
1311 1311  
1312 -* (((
1313 -Connect sensor’s output to DI1-
1314 -)))
1315 -* (((
1316 -Connect sensor’s VCC to DI1+.
1317 -)))
1177 +* Connect sensor’s output to DI1-
1178 +* Connect sensor’s VCC to DI1+.
1318 1318  
1319 -(((
1320 -So when sensor active, the current between NEC2501 pin1 and pin2 is：
1321 -)))
1180 +So when sensor active, the current between NEC2501 pin1 and pin2 is： ​​
1322 1322  
1323 -(((
1324 -[[image:1653968155772-850.png||height="23" width="19"]]**= DI1+ / 1K.**
1325 -)))
1182 + //IF// = DI1+ / 1K.
1326 1326  
1327 -(((
1328 -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.
1329 -)))
1184 +If DI1+ = 12v, the //IF// = 12mA , So the LT-22222-L will be able to detect this active signal.
1330 1330  
1331 -(((
1332 -
1333 -)))
1334 1334  
1335 -(((
1336 1336  **Example2**: Connect to a High active sensor.
1337 -)))
1338 1338  
1339 -(((
1340 1340  This type of sensor will output a high signal (example 24v) when active.
1341 -)))
1342 1342  
1343 -* (((
1344 -Connect sensor’s output to DI1+
1345 -)))
1346 -* (((
1347 -Connect sensor’s GND DI1-.
1348 -)))
1191 +* Connect sensor’s output to DI1+
1192 +* Connect sensor’s GND DI1-.
1349 1349  
1350 -(((
1351 1351  So when sensor active, the current between NEC2501 pin1 and pin2 is:
1352 -)))
1353 1353  
1354 -(((
1355 -[[image:1653968155772-850.png||height="23" width="19"]]**= DI1+ / 1K.**
1356 -)))
1196 +[[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.**
1357 1357  
1358 -(((
1359 -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.
1360 -)))
1198 +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.
1361 1361  
1362 -(((
1363 -
1364 -)))
1365 1365  
1366 -(((
1367 1367  **Example3**: Connect to a 220v high active sensor.
1368 -)))
1369 1369  
1370 -(((
1371 1371  Assume user want to monitor an active signal higher than 220v, to make sure not burn the photocoupler  
1372 -)))
1373 1373  
1374 -* (((
1375 -Connect sensor’s output to DI1+ with a serial 50K resistor
1376 -)))
1377 -* (((
1378 -Connect sensor’s GND DI1-.
1379 -)))
1205 +* Connect sensor’s output to DI1+ with a serial 50K resistor
1206 +* Connect sensor’s GND DI1-.
1380 1380  
1381 -(((
1382 1382  So when sensor active, the current between NEC2501 pin1 and pin2 is:
1383 -)))
1384 1384  
1385 -(((
1386 - [[image:1653968155772-850.png||height="23" width="19"]]**= DI1+ / 51K.**
1387 -)))
1210 + [[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.**
1388 1388  
1389 -(((
1390 -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.
1391 -)))
1212 +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.
1392 1392  
1393 -
1394 1394  === 3.6.3 Digital Output Port: DO1/DO2 /DO3 ===
1395 1395  
1396 1396  NPN output: GND or Float. Max voltage can apply to output pin is 36v.
... ... @@ -1397,7 +1397,6 @@
1397 1397  
1398 1398  [[image:1653357531600-905.png]]
1399 1399  
1400 -
1401 1401  === 3.6.4 Analog Input Interface ===
1402 1402  
1403 1403  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:
... ... @@ -1425,7 +1425,6 @@
1425 1425  
1426 1426  [[image:1653357648330-671.png||height="155" width="733"]]
1427 1427  
1428 -
1429 1429  === 3.6.5 Relay Output ===
1430 1430  
1431 1431  (((
... ... @@ -1436,12 +1436,10 @@
1436 1436  
1437 1437  [[image:image-20220524100215-10.png||height="382" width="723"]]
1438 1438  
1439 -
1440 1440  == 3.7 LEDs Indicators ==
1441 1441  
1442 1442  [[image:image-20220524100748-11.png]]
1443 1443  
1444 -
1445 1445  = 4. Use AT Command =
1446 1446  
1447 1447  == 4.1 Access AT Command ==
... ... @@ -1450,15 +1450,11 @@
1450 1450  
1451 1451  [[image:1653358238933-385.png]]
1452 1452  
1453 -(((
1454 1454  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:
1455 -)))
1456 1456  
1457 1457  [[image:1653358355238-883.png]]
1458 1458  
1459 -(((
1460 1460  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/]]
1461 -)))
1462 1462  
1463 1463  (((
1464 1464  AT+<CMD>?        : Help on <CMD>
... ... @@ -1642,8 +1642,6 @@
1642 1642  
1643 1643  (((
1644 1644  AT+CFG: Print all settings
1645 -
1646 -
1647 1647  )))
1648 1648  
1649 1649  == 4.2 Common AT Command Sequence ==
... ... @@ -1685,8 +1685,6 @@
1685 1685  
1686 1686  (((
1687 1687  (% style="background-color:#dcdcdc" %)ATZ
1688 -
1689 -
1690 1690  )))
1691 1691  
1692 1692  === 4.2.2 Single-channel ABP mode (Use with LG01/LG02) ===
... ... @@ -1768,7 +1768,6 @@
1768 1768  (% style="background-color:#dcdcdc" %)AT+CLASS=A
1769 1769  ATZ
1770 1770  
1771 -
1772 1772  = 5. FAQ =
1773 1773  
1774 1774  == 5.1 How to upgrade the image? ==
... ... @@ -1781,13 +1781,11 @@
1781 1781  Below shows the hardware connection for how to upload an image to the LT:
1782 1782  * [[image:1653359603330-121.png]]
1783 1783  
1784 -(((
1785 1785  **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]].
1786 1786  **Step2**: Download the [[LT Image files>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/image/]].
1787 1787  **Step3: **Open flashloader; choose the correct COM port to update.
1788 1788  **For LT-22222-L**:
1789 1789  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.
1790 -)))
1791 1791  
1792 1792   [[image:image-20220524103407-12.png]]
1793 1793  
... ... @@ -1799,7 +1799,6 @@
1799 1799  
1800 1800  [[image:1653360054704-518.png||height="186" width="745"]]
1801 1801  
1802 -
1803 1803  (((
1804 1804  (((
1805 1805  == 5.2 How to change the LoRa Frequency Bands/Region? ==
... ... @@ -1807,9 +1807,7 @@
1807 1807  )))
1808 1808  
1809 1809  (((
1810 -User can follow the introduction for [[how to upgrade image>>||anchor="H5.1Howtoupgradetheimage3F"]]. When download the images, choose the required image file for download.
1811 -
1812 -
1614 +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.
1813 1813  )))
1814 1814  
1815 1815  (((
... ... @@ -1836,15 +1836,10 @@
1836 1836  [[image:1653360231087-571.png||height="401" width="727"]]
1837 1837  )))
1838 1838  
1839 -(((
1840 1840  (% 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.
1841 -)))
1842 1842  
1843 -(((
1844 1844  (% style="color:#4f81bd" %)**Step2**(%%)**: **Run AT Command to make LT work in Single frequency & ABP mode. Below is the AT commands:
1845 -)))
1846 1846  
1847 -(((
1848 1848  (% style="background-color:#dcdcdc" %)123456 (%%) Enter Password to have AT access.
1849 1849  (% style="background-color:#dcdcdc" %)AT+FDR  (%%) Reset Parameters to Factory Default, Keys Reserve
1850 1850  (% style="background-color:#dcdcdc" %)123456  (%%) Enter Password to have AT access.
... ... @@ -1855,30 +1855,19 @@
1855 1855  (% style="background-color:#dcdcdc" %)AT+CHS=868400000 (%%)Set transmit frequency to 868.4Mhz
1856 1856  (% style="background-color:#dcdcdc" %)AT+DADDR=26 01 1A F1(%%) Set Device Address to 26 01 1A F1
1857 1857  (% style="background-color:#dcdcdc" %)ATZ                (%%)Reset MCU
1858 -)))
1859 1859  
1860 -(((
1861 1861  As shown in below:
1862 -)))
1863 1863  
1864 1864  [[image:1653360498588-932.png||height="485" width="726"]]
1865 1865  
1866 -
1867 1867  == 5.4 Can I see counting event in Serial? ==
1868 1868  
1869 1869  (((
1870 1870  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.
1871 -
1872 -
1873 -== 5.5 Can i use point to point communication for LT-22222-L? ==
1874 -
1875 -Yes, please refer [[Point to Point Communication>>doc:Main. Point to Point Communication of LT-22222-L.WebHome]]
1876 -
1877 -
1878 1878  )))
1879 1879  
1880 1880  (((
1881 -= 6. Trouble Shooting =
1667 += 6. Trouble Shooting =
1882 1882  )))
1883 1883  
1884 1884  (((
... ... @@ -1888,21 +1888,25 @@
1888 1888  )))
1889 1889  
1890 1890  (((
1891 -Please see this link for how to debug: [[LoRaWAN Communication Debug>>doc:Main.LoRaWAN Communication Debug.WebHome||anchor="H5.1Howitwork"]]
1677 +Please see this link for how to debug:
1892 1892  
1893 -
1679 +[[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/]]
1894 1894  )))
1895 1895  
1896 1896  (((
1683 +[[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]]
1684 +)))
1685 +
1686 +(((
1897 1897  == 6.2 Have trouble to upload image. ==
1898 1898  )))
1899 1899  
1900 1900  (((
1901 -See this link for trouble shooting: [[Firmware Upgrade Instruction>>doc:Main.Firmware Upgrade Instruction for STM32 base products.WebHome]]
1691 +See this link for trouble shooting:
1902 1902  )))
1903 1903  
1904 1904  (((
1905 -
1695 +[[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]]
1906 1906  )))
1907 1907  
1908 1908  (((
... ... @@ -1910,11 +1910,11 @@
1910 1910  )))
1911 1911  
1912 1912  (((
1913 -It might be about the channels mapping. [[Please see this link for detail>>doc:Main.LoRaWAN Communication Debug.WebHome||anchor="H2.NoticeofUS9152FCN4702FAU915Frequencyband"]]
1703 +It might be about the channels mapping. Please see this link for detail:
1914 1914  )))
1915 1915  
1916 1916  (((
1917 -
1707 +[[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]]
1918 1918  )))
1919 1919  
1920 1920  (((
... ... @@ -1933,61 +1933,34 @@
1933 1933  )))
1934 1934  )))
1935 1935  
1936 -(((
1937 1937  * (((
1938 1938  (% style="color:#4f81bd" %)**EU433**(%%): LT with frequency bands EU433
1939 1939  )))
1940 -)))
1941 -
1942 -(((
1943 1943  * (((
1944 1944  (% style="color:#4f81bd" %)**EU868**(%%): LT with frequency bands EU868
1945 1945  )))
1946 -)))
1947 -
1948 -(((
1949 1949  * (((
1950 1950  (% style="color:#4f81bd" %)**KR920**(%%): LT with frequency bands KR920
1951 1951  )))
1952 -)))
1953 -
1954 -(((
1955 1955  * (((
1956 1956  (% style="color:#4f81bd" %)**CN470**(%%): LT with frequency bands CN470
1957 1957  )))
1958 -)))
1959 -
1960 -(((
1961 1961  * (((
1962 1962  (% style="color:#4f81bd" %)**AS923**(%%): LT with frequency bands AS923
1963 1963  )))
1964 -)))
1965 -
1966 -(((
1967 1967  * (((
1968 1968  (% style="color:#4f81bd" %)**AU915**(%%): LT with frequency bands AU915
1969 1969  )))
1970 -)))
1971 -
1972 -(((
1973 1973  * (((
1974 1974  (% style="color:#4f81bd" %)**US915**(%%): LT with frequency bands US915
1975 1975  )))
1976 -)))
1977 -
1978 -(((
1979 1979  * (((
1980 1980  (% style="color:#4f81bd" %)**IN865**(%%): LT with frequency bands IN865
1981 1981  )))
1982 -)))
1983 1983  
1984 1984  (((
1985 -* (((
1986 -(% style="color:#4f81bd" %)**CN779**(%%): LT with frequency bands CN779
1752 +* (% style="color:#4f81bd" %)**CN779**(%%): LT with frequency bands CN779
1987 1987  
1988 -
1989 -)))
1990 -
1991 1991  = 8. Packing Info =
1992 1992  )))
1993 1993  
... ... @@ -2018,8 +2018,6 @@
2018 2018  * Device Weight: 105g
2019 2019  * Package Size / pcs : 14.5 x 8 x 5 cm
2020 2020  * Weight / pcs : 170g
2021 -
2022 -
2023 2023  )))
2024 2024  )))
2025 2025  
... ... @@ -2041,8 +2041,6 @@
2041 2041  (((
2042 2042  (((
2043 2043   [[support@dragino.com>>url:file:///D:/市场资料/说明书/LoRa/LT系列/support@dragino.com]]
2044 -
2045 -
2046 2046  )))
2047 2047  
2048 2048  (((
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