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Last modified by Mengting Qiu on 2025/06/04 18:42
From version 77.7
edited by Xiaoling
on 2022/06/10 08:38
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To version 66.21
edited by Xiaoling
on 2022/05/24 13:55
Change comment: There is no comment for this version

Summary

Details

Page properties
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
... ... @@ -187,8 +187,6 @@
187 187  * Smart Cities
188 188  * Smart Factory
189 189  
190 -
191 -
192 192  == 1.5 Hardware Variants ==
193 193  
194 194  (% border="1" style="background-color:#f7faff; width:500px" %)
... ... @@ -202,8 +202,6 @@
202 202  * 1 x Counting Port
203 203  )))
204 204  
205 -
206 -
207 207  = 2. Power ON Device =
208 208  
209 209  The LT controller can be powered by 7 ~~ 24V DC power source. Connect VIN to Power Input V+ and GND to power input V- to power the LT controller.
... ... @@ -214,8 +214,6 @@
214 214  
215 215  [[image:1653297104069-180.png]]
216 216  
217 -
218 -
219 219  = 3. Operation Mode =
220 220  
221 221  == 3.1 How it works? ==
... ... @@ -225,13 +225,13 @@
225 225  )))
226 226  
227 227  (((
228 -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 +)))
229 229  
230 -
210 +(((
211 +3.2 Example to join LoRaWAN network
231 231  )))
232 232  
233 -== 3.2 Example to join LoRaWAN network ==
234 -
235 235  (((
236 236  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. 
237 237  )))
... ... @@ -238,6 +238,7 @@
238 238  
239 239  [[image:image-20220523172350-1.png||height="266" width="864"]]
240 240  
220 +
241 241  (((
242 242  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:
243 243  )))
... ... @@ -258,12 +258,10 @@
258 258  
259 259  [[image:1653297955910-247.png||height="321" width="716"]]
260 260  
261 -
262 262  Add APP KEY and DEV EUI
263 263  
264 264  [[image:1653298023685-319.png]]
265 265  
266 -
267 267  (((
268 268  **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.
269 269  )))
... ... @@ -270,7 +270,6 @@
270 270  
271 271  [[image:1653298044601-602.png||height="405" width="709"]]
272 272  
273 -
274 274  == 3.3 Uplink Payload ==
275 275  
276 276  There are five working modes + one interrupt mode on LT for different type application:
... ... @@ -336,9 +336,7 @@
336 336  
337 337  **For LT-22222-L**: this mode the **DI1 and DI2** are used as counting pins.
338 338  
339 -(((
340 340  Total : 11 bytes payload
341 -)))
342 342  
343 343  [[image:image-20220523180452-3.png]]
344 344  
... ... @@ -352,79 +352,54 @@
352 352  * FIRST: Indicate this is the first packet after join network.
353 353  * DO is for reverse digital output. DOx=1: output low, DOx=0: high or float.
354 354  
355 -(((
356 356  (% style="color:red" %)Note: DO3 bit is not valid for LT-22222-L.
357 -)))
358 358  
359 -(((
360 360  **To use counting mode, please run:**
361 -)))
362 362  
363 363  (% class="box infomessage" %)
364 364  (((
365 -(((
366 366  **AT+MOD=2**
367 367  )))
368 -)))
369 369  
370 370  (% class="box infomessage" %)
371 371  (((
372 -(((
373 373  **ATZ**
374 374  )))
375 -)))
376 376  
377 -(((
378 378  (% style="color:#4f81bd" %)**AT Commands for counting:**
379 -)))
380 380  
381 -(((
382 382  **For LT22222-L:**
383 -)))
384 384  
385 385  (% class="box infomessage" %)
386 386  (((
387 -(((
388 388  **AT+TRIG1=0,100 (set DI1 port to trigger on low level, valid signal is 100ms) **
389 389  )))
390 -)))
391 391  
392 392  (% class="box infomessage" %)
393 393  (((
394 -(((
395 395  **AT+TRIG1=1,100(set DI1 port to trigger on high level, valid signal is 100ms ) **
396 396  )))
397 -)))
398 398  
399 399  (% class="box infomessage" %)
400 400  (((
401 -(((
402 402  **AT+TRIG2=0,100 (set DI2 port to trigger on low level, valid signal is 100ms) **
403 403  )))
404 -)))
405 405  
406 406  (% class="box infomessage" %)
407 407  (((
408 -(((
409 409  **AT+TRIG2=1,100 (set DI2 port to trigger on high level, valid signal is 100ms ) **
410 410  )))
411 -)))
412 412  
413 413  (% class="box infomessage" %)
414 414  (((
415 -(((
416 416  **AT+SETCNT=1,60   (Set COUNT1 value to 60)**
417 417  )))
418 -)))
419 419  
420 420  (% class="box infomessage" %)
421 421  (((
422 -(((
423 423  **AT+SETCNT=2,60   (Set COUNT2 value to 60)**
424 424  )))
425 -)))
426 426  
427 -
428 428  === 3.3.3 AT+MOD~=3, Single DI Counting + 2 x ACI ===
429 429  
430 430  **LT22222-L**: This mode the DI1 is used as a counting pin.
... ... @@ -441,34 +441,22 @@
441 441  * FIRST: Indicate this is the first packet after join network.
442 442  * DO is for reverse digital output. DOx=1: output low, DOx=0: high or float.
443 443  
444 -(((
445 445  (% style="color:red" %)Note: DO3 is not valid for LT-22222-L.
446 -)))
447 447  
448 -(((
449 449  **To use counting mode, please run:**
450 -)))
451 451  
452 452  (% class="box infomessage" %)
453 453  (((
454 -(((
455 455  **AT+MOD=3**
456 456  )))
457 -)))
458 458  
459 459  (% class="box infomessage" %)
460 460  (((
461 -(((
462 462  **ATZ**
463 463  )))
464 -)))
465 465  
466 -(((
467 -Other AT Commands for counting are similar to [[MOD2 Counting Command>>||anchor="H3.3.2AT2BMOD3D22C28DoubleDICounting29"]].
408 +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]].
468 468  
469 -
470 -)))
471 -
472 472  === 3.3.4 AT+MOD~=4, Single DI Counting + 1 x Voltage Counting ===
473 473  
474 474  **LT22222-L**: This mode the DI1 is used as a counting pin.
... ... @@ -487,69 +487,45 @@
487 487  * FIRST: Indicate this is the first packet after join network.
488 488  * DO is for reverse digital output. DOx=1: output low, DOx=0: high or float.
489 489  
490 -(((
491 491  (% style="color:red" %)Note: DO3 is not valid for LT-22222-L.
492 -)))
493 493  
494 -(((
495 495  **To use this mode, please run:**
496 -)))
497 497  
498 498  (% class="box infomessage" %)
499 499  (((
500 -(((
501 501  **AT+MOD=4**
502 502  )))
503 -)))
504 504  
505 505  (% class="box infomessage" %)
506 506  (((
507 -(((
508 508  **ATZ**
509 509  )))
510 -)))
511 511  
512 -(((
513 -
514 -)))
515 515  
516 -(((
517 -Other AT Commands for counting are similar to [[MOD2 Counting Command>>||anchor="H3.3.2AT2BMOD3D22C28DoubleDICounting29"]].
518 -)))
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]].
519 519  
520 -(((
521 521  **Plus below command for AVI1 Counting:**
522 -)))
523 523  
524 524  (% class="box infomessage" %)
525 525  (((
526 -(((
527 527  **AT+SETCNT=3,60   (set AVI Count to 60)**
528 528  )))
529 -)))
530 530  
531 531  (% class="box infomessage" %)
532 532  (((
533 -(((
534 534  **AT+VOLMAX=20000   (If AVI1 voltage higher than VOLMAX (20000mV =20v), counter increase 1)**
535 535  )))
536 -)))
537 537  
538 538  (% class="box infomessage" %)
539 539  (((
540 -(((
541 541  **AT+VOLMAX=20000,0   (If AVI1 voltage lower than VOLMAX (20000mV =20v), counter increase 1)**
542 542  )))
543 -)))
544 544  
545 545  (% class="box infomessage" %)
546 546  (((
547 -(((
548 548  **AT+VOLMAX=20000,1   (If AVI1 voltage higer than VOLMAX (20000mV =20v), counter increase 1)**
549 549  )))
550 -)))
551 551  
552 -
553 553  === 3.3.5 AT+MOD~=5, Single DI Counting + 2 x AVI + 1 x ACI ===
554 554  
555 555  **LT22222-L**: This mode the DI1 is used as a counting pin.
... ... @@ -562,38 +562,24 @@
562 562  
563 563  * RO is for relay. ROx=1 : close，ROx=0 always open.
564 564  * FIRST: Indicate this is the first packet after join network.
565 -* (((
566 -DO is for reverse digital output. DOx=1: output low, DOx=0: high or float.
567 -)))
479 +* DO is for reverse digital output. DOx=1: output low, DOx=0: high or float.
568 568  
569 -(((
570 570  (% style="color:red" %)Note: DO3 is not valid for LT-22222-L.
571 -)))
572 572  
573 -(((
574 574  **To use this mode, please run:**
575 -)))
576 576  
577 577  (% class="box infomessage" %)
578 578  (((
579 -(((
580 580  **AT+MOD=5**
581 581  )))
582 -)))
583 583  
584 584  (% class="box infomessage" %)
585 585  (((
586 -(((
587 587  **ATZ**
588 588  )))
589 -)))
590 590  
591 -(((
592 -Other AT Commands for counting are similar to [[MOD2 Counting Command>>||anchor="H3.3.2AT2BMOD3D22C28DoubleDICounting29"]].
495 +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]].
593 593  
594 -
595 -)))
596 -
597 597  === 3.3.6 AT+ADDMOD~=6. (Trigger Mode, Optional) ===
598 598  
599 599  (% style="color:#4f81bd" %)**This mode is an optional mode for trigger purpose. It can run together with other mode.**
... ... @@ -620,7 +620,6 @@
620 620  
621 621  AT+AVLIM=5000,0,0,0   (If AVI1 voltage lower than 5V , trigger uplink, 0 means ignore)
622 622  
623 -
624 624  (% style="color:#4f81bd" %)**Trigger base on current**:
625 625  
626 626  Format: AT+ACLIM=<AC1_LIMIT_LOW>,< AC1_LIMIT_HIGH>,<AC2_LIMIT_LOW>,< AC2_LIMIT_HIGH>
... ... @@ -629,7 +629,6 @@
629 629  
630 630  AT+ACLIM=10000,15000,0,0   (If ACI1 voltage lower than 10mA or higher than 15mA, trigger an uplink)
631 631  
632 -
633 633  (% style="color:#4f81bd" %)**Trigger base on DI status**:
634 634  
635 635  DI status trigger Flag.
... ... @@ -716,13 +716,10 @@
716 716  
717 717  When device got this command, it will send the MOD6 payload.
718 718  
719 -
720 720  === 3.3.7 Payload Decoder ===
721 721  
722 722  (((
723 723  **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/]]
724 -
725 -
726 726  )))
727 727  
728 728  == 3.4 ​Configure LT via AT or Downlink ==
... ... @@ -733,15 +733,14 @@
733 733  There are two kinds of Commands:
734 734  )))
735 735  
736 -* (% 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]]
631 +* (% 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
737 737  
738 738  * (% style="color:#4f81bd" %)**Sensor Related Commands**(%%): These commands are special designed for LT-22222-L.  User can see these commands below:
739 739  
740 740  === 3.4.1 Common Commands ===
741 741  
742 -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]]
637 +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/]]
743 743  
744 -
745 745  === 3.4.2 Sensor related commands ===
746 746  
747 747  ==== 3.4.2.1 Set Transmit Interval ====
... ... @@ -764,7 +764,6 @@
764 764  **0x01 aa bb cc     ~/~/ Same as AT+TDC=0x(aa bb cc)**
765 765  )))
766 766  
767 -
768 768  ==== 3.4.2.2 Set Work Mode (AT+MOD) ====
769 769  
770 770  Set work mode.
... ... @@ -785,7 +785,6 @@
785 785  **0x0A aa     ~/~/ Same as AT+MOD=aa**
786 786  )))
787 787  
788 -
789 789  ==== 3.4.2.3 Poll an uplink ====
790 790  
791 791  * AT Command:
... ... @@ -801,10 +801,9 @@
801 801  
802 802  **Example**: 0x08FF, ask device to send an Uplink
803 803  
804 -
805 805  ==== 3.4.2.4 Enable Trigger Mode ====
806 806  
807 -Use of trigger mode, please check [[ADDMOD6>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
698 +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]]
808 808  
809 809  * AT Command:
810 810  
... ... @@ -824,7 +824,6 @@
824 824  **0x0A 06 aa     ~/~/ Same as AT+ADDMOD6=aa,**
825 825  )))
826 826  
827 -
828 828  ==== 3.4.2.5 Poll trigger settings ====
829 829  
830 830  Poll trigger settings,
... ... @@ -840,7 +840,6 @@
840 840  **0xAB 06  ~/~/ Poll trigger settings, device will uplink trigger settings once receive this command**
841 841  )))
842 842  
843 -
844 844  ==== 3.4.2.6 Enable / Disable DI1/DI2/DI3 as trigger ====
845 845  
846 846  Enable Disable DI1/DI2/DI2 as trigger,
... ... @@ -863,7 +863,6 @@
863 863  **0xAA 02 aa bb  ~/~/ Same as AT+DTRI=aa,bb**
864 864  )))
865 865  
866 -
867 867  ==== 3.4.2.7 Trigger1 – Set DI1 or DI3 as trigger ====
868 868  
869 869  Set DI1 or DI3(for LT-33222-L) trigger.
... ... @@ -890,7 +890,6 @@
890 890  **0x09 01 aa bb cc ~/~/ same as AT+TRIG1=aa,0x(bb cc)**
891 891  )))
892 892  
893 -
894 894  ==== 3.4.2.8 Trigger2 – Set DI2 as trigger ====
895 895  
896 896  Set DI2 trigger.
... ... @@ -917,10 +917,9 @@
917 917  **0x09 02 aa bb cc ~/~/ same as AT+TRIG1=aa,0x(bb cc)**
918 918  )))
919 919  
920 -
921 921  ==== 3.4.2.9 Trigger – Set AC (current) as trigger ====
922 922  
923 -Set current trigger , base on AC port. See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
809 +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]]
924 924  
925 925  * AT Command:
926 926  
... ... @@ -933,19 +933,18 @@
933 933  
934 934  (% class="box infomessage" %)
935 935  (((
936 -**0x AA 01 aa bb cc dd ee ff gg hh ~/~/ same as AT+ACLIM See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]**
822 +**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]]**
937 937  )))
938 938  
939 -
940 940  ==== 3.4.2.10 Trigger – Set AV (voltage) as trigger ====
941 941  
942 -Set current trigger , base on AV port. See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
827 +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]]
943 943  
944 944  * AT Command:
945 945  
946 946  (% class="box infomessage" %)
947 947  (((
948 -**AT+AVLIM. See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]**
833 +**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]]**
949 949  )))
950 950  
951 951  * Downlink Payload (prefix 0xAA 00 ):
... ... @@ -952,10 +952,9 @@
952 952  
953 953  (% class="box infomessage" %)
954 954  (((
955 -**0x AA 00 aa bb cc dd ee ff gg hh ~/~/ same as AT+AVLIM See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]] **
840 +**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]] **
956 956  )))
957 957  
958 -
959 959  ==== 3.4.2.11 Trigger – Set minimum interval ====
960 960  
961 961  Set AV and AC trigger minimum interval, system won’t response to the second trigger within this set time after the first trigger.
... ... @@ -974,7 +974,6 @@
974 974  **0x AC aa bb ~/~/ same as AT+ATDC=0x(aa bb)   . Unit (min)**
975 975  )))
976 976  
977 -
978 978  ==== 3.4.2.12 DO ~-~- Control Digital Output DO1/DO2/DO3 ====
979 979  
980 980  * AT Command:
... ... @@ -1017,10 +1017,8 @@
1017 1017  
1018 1018  (% class="box infomessage" %)
1019 1019  (((
1020 -(((
1021 1021  **0xA9 aa bb cc     ~/~/ Set DO1/DO2/DO3 output with time control**
1022 1022  )))
1023 -)))
1024 1024  
1025 1025  This is to control the digital output time of DO pin. Include four bytes:
1026 1026  
... ... @@ -1149,13 +1149,13 @@
1149 1149  
1150 1150  ==== 3.4.2.16 Counting ~-~- Voltage threshold counting ====
1151 1151  
1152 -When voltage exceed the threshold, count. Feature see [[MOD4>>||anchor="H3.3.4AT2BMOD3D42CSingleDICounting2B1xVoltageCounting"]]
1033 +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]]
1153 1153  
1154 1154  * AT Command:
1155 1155  
1156 1156  (% class="box infomessage" %)
1157 1157  (((
1158 -**AT+VOLMAX    ~/~/ See [[MOD4>>||anchor="H3.3.4AT2BMOD3D42CSingleDICounting2B1xVoltageCounting"]]**
1039 +**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]]**
1159 1159  )))
1160 1160  
1161 1161  * Downlink Payload (prefix 0xA5):
... ... @@ -1165,7 +1165,6 @@
1165 1165  **0xA5 aa bb cc   ~/~/ Same as AT+VOLMAX=(aa bb),cc**
1166 1166  )))
1167 1167  
1168 -
1169 1169  ==== 3.4.2.17 Counting ~-~- Pre-configure the Count Number ====
1170 1170  
1171 1171  * AT Command:
... ... @@ -1190,7 +1190,6 @@
1190 1190  **0x A8 aa bb cc dd ee     ~/~/ same as AT+SETCNT=aa,(bb cc dd ee)**
1191 1191  )))
1192 1192  
1193 -
1194 1194  ==== 3.4.2.18 Counting ~-~- Clear Counting ====
1195 1195  
1196 1196  Clear counting for counting mode
... ... @@ -1209,7 +1209,6 @@
1209 1209  **0x A6 01     ~/~/ clear all counting,**
1210 1210  )))
1211 1211  
1212 -
1213 1213  ==== 3.4.2.19 Counting ~-~- Change counting mode save time ====
1214 1214  
1215 1215  * AT Command:
... ... @@ -1226,31 +1226,23 @@
1226 1226  **0x A7 aa bb cc     ~/~/ same as AT+COUTIME =aa bb cc,**
1227 1227  )))
1228 1228  
1229 -(((
1230 1230  range: aa bb cc:0 to 16777215,  (unit:second)
1231 1231  
1232 -
1233 -)))
1234 -
1235 1235  == 3.5 Integrate with Mydevice ==
1236 1236  
1237 1237  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:
1238 1238  
1239 -(((
1240 1240  **Step 1**: Be sure that your device is programmed and properly connected to the network at this time.
1241 -)))
1242 1242  
1243 -(((
1244 1244  **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:
1245 -)))
1246 1246  
1247 1247  [[image:1653356737703-362.png||height="232" width="732"]]
1248 1248  
1249 1249  [[image:image-20220524094641-11.png||height="390" width="723"]]
1250 1250  
1121 +
1251 1251  [[image:image-20220524094641-12.png||height="402" width="718"]]
1252 1252  
1253 -
1254 1254  **Step 3**: Create an account or log in Mydevices.
1255 1255  
1256 1256  **Step 4**: Search LT-22222-L(for both LT-22222-L / LT-33222-L) and add DevEUI.(% style="display:none" %)
... ... @@ -1259,7 +1259,6 @@
1259 1259  
1260 1260  [[image:1653356838789-523.png||height="337" width="740"]]
1261 1261  
1262 -
1263 1263  After added, the sensor data arrive TTN, it will also arrive and show in Mydevices.
1264 1264  
1265 1265  [[image:image-20220524094909-1.png||height="335" width="729"]]
... ... @@ -1272,7 +1272,6 @@
1272 1272  
1273 1273  [[image:image-20220524094909-5.png||height="341" width="734"]]
1274 1274  
1275 -
1276 1276  == 3.6 Interface Detail ==
1277 1277  
1278 1278  === 3.6.1 Digital Input Port: DI1/DI2 /DI3 ( For LT-33222-L, low active ) ===
... ... @@ -1281,7 +1281,6 @@
1281 1281  
1282 1282  [[image:1653356991268-289.png]]
1283 1283  
1284 -
1285 1285  === 3.6.2 Digital Input Port: DI1/DI2 ( For LT-22222-L) ===
1286 1286  
1287 1287  (((
... ... @@ -1297,105 +1297,51 @@
1297 1297  [[image:1653357170703-587.png]]
1298 1298  
1299 1299  (((
1300 -(((
1301 1301  When use need to connect a device to the DI port, both DI1+ and DI1- must be connected.
1302 1302  )))
1303 -)))
1304 1304  
1305 -(((
1306 -
1307 -)))
1308 1308  
1309 -(((
1310 1310  **Example1**: Connect to a Low active sensor.
1311 -)))
1312 1312  
1313 -(((
1314 1314  This type of sensor will output a low signal GND when active.
1315 -)))
1316 1316  
1317 -* (((
1318 -Connect sensor’s output to DI1-
1319 -)))
1320 -* (((
1321 -Connect sensor’s VCC to DI1+.
1322 -)))
1175 +* Connect sensor’s output to DI1-
1176 +* Connect sensor’s VCC to DI1+.
1323 1323  
1324 -(((
1325 -So when sensor active, the current between NEC2501 pin1 and pin2 is：
1326 -)))
1178 +So when sensor active, the current between NEC2501 pin1 and pin2 is： ​​
1327 1327  
1328 -(((
1329 -[[image:1653968155772-850.png||height="23" width="19"]]**= DI1+ / 1K.**
1330 -)))
1180 + //IF// = DI1+ / 1K.
1331 1331  
1332 -(((
1333 -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.
1334 -)))
1182 +If DI1+ = 12v, the //IF// = 12mA , So the LT-22222-L will be able to detect this active signal.
1335 1335  
1336 -(((
1337 -
1338 -)))
1339 1339  
1340 -(((
1341 1341  **Example2**: Connect to a High active sensor.
1342 -)))
1343 1343  
1344 -(((
1345 1345  This type of sensor will output a high signal (example 24v) when active.
1346 -)))
1347 1347  
1348 -* (((
1349 -Connect sensor’s output to DI1+
1350 -)))
1351 -* (((
1352 -Connect sensor’s GND DI1-.
1353 -)))
1189 +* Connect sensor’s output to DI1+
1190 +* Connect sensor’s GND DI1-.
1354 1354  
1355 -(((
1356 1356  So when sensor active, the current between NEC2501 pin1 and pin2 is:
1357 -)))
1358 1358  
1359 -(((
1360 -[[image:1653968155772-850.png||height="23" width="19"]]**= DI1+ / 1K.**
1361 -)))
1194 +[[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.**
1362 1362  
1363 -(((
1364 -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.
1365 -)))
1196 +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.
1366 1366  
1367 -(((
1368 -
1369 -)))
1370 1370  
1371 -(((
1372 1372  **Example3**: Connect to a 220v high active sensor.
1373 -)))
1374 1374  
1375 -(((
1376 1376  Assume user want to monitor an active signal higher than 220v, to make sure not burn the photocoupler  
1377 -)))
1378 1378  
1379 -* (((
1380 -Connect sensor’s output to DI1+ with a serial 50K resistor
1381 -)))
1382 -* (((
1383 -Connect sensor’s GND DI1-.
1384 -)))
1203 +* Connect sensor’s output to DI1+ with a serial 50K resistor
1204 +* Connect sensor’s GND DI1-.
1385 1385  
1386 -(((
1387 1387  So when sensor active, the current between NEC2501 pin1 and pin2 is:
1388 -)))
1389 1389  
1390 -(((
1391 - [[image:1653968155772-850.png||height="23" width="19"]]**= DI1+ / 51K.**
1392 -)))
1208 + [[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.**
1393 1393  
1394 -(((
1395 -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.
1396 -)))
1210 +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.
1397 1397  
1398 -
1399 1399  === 3.6.3 Digital Output Port: DO1/DO2 /DO3 ===
1400 1400  
1401 1401  NPN output: GND or Float. Max voltage can apply to output pin is 36v.
... ... @@ -1402,7 +1402,6 @@
1402 1402  
1403 1403  [[image:1653357531600-905.png]]
1404 1404  
1405 -
1406 1406  === 3.6.4 Analog Input Interface ===
1407 1407  
1408 1408  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:
... ... @@ -1430,7 +1430,6 @@
1430 1430  
1431 1431  [[image:1653357648330-671.png||height="155" width="733"]]
1432 1432  
1433 -
1434 1434  === 3.6.5 Relay Output ===
1435 1435  
1436 1436  (((
... ... @@ -1441,12 +1441,10 @@
1441 1441  
1442 1442  [[image:image-20220524100215-10.png||height="382" width="723"]]
1443 1443  
1444 -
1445 1445  == 3.7 LEDs Indicators ==
1446 1446  
1447 1447  [[image:image-20220524100748-11.png]]
1448 1448  
1449 -
1450 1450  = 4. Use AT Command =
1451 1451  
1452 1452  == 4.1 Access AT Command ==
... ... @@ -1455,15 +1455,11 @@
1455 1455  
1456 1456  [[image:1653358238933-385.png]]
1457 1457  
1458 -(((
1459 1459  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:
1460 -)))
1461 1461  
1462 1462  [[image:1653358355238-883.png]]
1463 1463  
1464 -(((
1465 1465  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/]]
1466 -)))
1467 1467  
1468 1468  (((
1469 1469  AT+<CMD>?        : Help on <CMD>
... ... @@ -1647,8 +1647,6 @@
1647 1647  
1648 1648  (((
1649 1649  AT+CFG: Print all settings
1650 -
1651 -
1652 1652  )))
1653 1653  
1654 1654  == 4.2 Common AT Command Sequence ==
... ... @@ -1690,8 +1690,6 @@
1690 1690  
1691 1691  (((
1692 1692  (% style="background-color:#dcdcdc" %)ATZ
1693 -
1694 -
1695 1695  )))
1696 1696  
1697 1697  === 4.2.2 Single-channel ABP mode (Use with LG01/LG02) ===
... ... @@ -1773,7 +1773,6 @@
1773 1773  (% style="background-color:#dcdcdc" %)AT+CLASS=A
1774 1774  ATZ
1775 1775  
1776 -
1777 1777  = 5. FAQ =
1778 1778  
1779 1779  == 5.1 How to upgrade the image? ==
... ... @@ -1786,13 +1786,11 @@
1786 1786  Below shows the hardware connection for how to upload an image to the LT:
1787 1787  * [[image:1653359603330-121.png]]
1788 1788  
1789 -(((
1790 1790  **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]].
1791 1791  **Step2**: Download the [[LT Image files>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/image/]].
1792 1792  **Step3: **Open flashloader; choose the correct COM port to update.
1793 1793  **For LT-22222-L**:
1794 1794  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.
1795 -)))
1796 1796  
1797 1797   [[image:image-20220524103407-12.png]]
1798 1798  
... ... @@ -1804,7 +1804,6 @@
1804 1804  
1805 1805  [[image:1653360054704-518.png||height="186" width="745"]]
1806 1806  
1807 -
1808 1808  (((
1809 1809  (((
1810 1810  == 5.2 How to change the LoRa Frequency Bands/Region? ==
... ... @@ -1812,9 +1812,7 @@
1812 1812  )))
1813 1813  
1814 1814  (((
1815 -User can follow the introduction for [[how to upgrade image>>||anchor="H5.1Howtoupgradetheimage3F"]]. When download the images, choose the required image file for download.
1816 -
1817 -
1612 +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.
1818 1818  )))
1819 1819  
1820 1820  (((
... ... @@ -1841,15 +1841,10 @@
1841 1841  [[image:1653360231087-571.png||height="401" width="727"]]
1842 1842  )))
1843 1843  
1844 -(((
1845 1845  (% 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.
1846 -)))
1847 1847  
1848 -(((
1849 1849  (% style="color:#4f81bd" %)**Step2**(%%)**: **Run AT Command to make LT work in Single frequency & ABP mode. Below is the AT commands:
1850 -)))
1851 1851  
1852 -(((
1853 1853  (% style="background-color:#dcdcdc" %)123456 (%%) Enter Password to have AT access.
1854 1854  (% style="background-color:#dcdcdc" %)AT+FDR  (%%) Reset Parameters to Factory Default, Keys Reserve
1855 1855  (% style="background-color:#dcdcdc" %)123456  (%%) Enter Password to have AT access.
... ... @@ -1860,30 +1860,19 @@
1860 1860  (% style="background-color:#dcdcdc" %)AT+CHS=868400000 (%%)Set transmit frequency to 868.4Mhz
1861 1861  (% style="background-color:#dcdcdc" %)AT+DADDR=26 01 1A F1(%%) Set Device Address to 26 01 1A F1
1862 1862  (% style="background-color:#dcdcdc" %)ATZ                (%%)Reset MCU
1863 -)))
1864 1864  
1865 -(((
1866 1866  As shown in below:
1867 -)))
1868 1868  
1869 1869  [[image:1653360498588-932.png||height="485" width="726"]]
1870 1870  
1871 -
1872 1872  == 5.4 Can I see counting event in Serial? ==
1873 1873  
1874 1874  (((
1875 1875  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.
1876 -
1877 -
1878 -== 5.5 Can i use point to point communication for LT-22222-L? ==
1879 -
1880 -Yes, please refer [[Point to Point Communication>>doc:Main. Point to Point Communication of LT-22222-L.WebHome]]
1881 -
1882 -
1883 1883  )))
1884 1884  
1885 1885  (((
1886 -= 6. Trouble Shooting =
1665 += 6. Trouble Shooting =
1887 1887  )))
1888 1888  
1889 1889  (((
... ... @@ -1893,21 +1893,25 @@
1893 1893  )))
1894 1894  
1895 1895  (((
1896 -Please see this link for how to debug: [[LoRaWAN Communication Debug>>doc:Main.LoRaWAN Communication Debug.WebHome||anchor="H5.1Howitwork"]]
1675 +Please see this link for how to debug:
1897 1897  
1898 -
1677 +[[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/]]
1899 1899  )))
1900 1900  
1901 1901  (((
1681 +[[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]]
1682 +)))
1683 +
1684 +(((
1902 1902  == 6.2 Have trouble to upload image. ==
1903 1903  )))
1904 1904  
1905 1905  (((
1906 -See this link for trouble shooting: [[Firmware Upgrade Instruction>>doc:Main.Firmware Upgrade Instruction for STM32 base products.WebHome]]
1689 +See this link for trouble shooting:
1907 1907  )))
1908 1908  
1909 1909  (((
1910 -
1693 +[[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]]
1911 1911  )))
1912 1912  
1913 1913  (((
... ... @@ -1915,11 +1915,11 @@
1915 1915  )))
1916 1916  
1917 1917  (((
1918 -It might be about the channels mapping. [[Please see this link for detail>>doc:Main.LoRaWAN Communication Debug.WebHome||anchor="H2.NoticeofUS9152FCN4702FAU915Frequencyband"]]
1701 +It might be about the channels mapping. Please see this link for detail:
1919 1919  )))
1920 1920  
1921 1921  (((
1922 -
1705 +[[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]]
1923 1923  )))
1924 1924  
1925 1925  (((
... ... @@ -1938,61 +1938,34 @@
1938 1938  )))
1939 1939  )))
1940 1940  
1941 -(((
1942 1942  * (((
1943 1943  (% style="color:#4f81bd" %)**EU433**(%%): LT with frequency bands EU433
1944 1944  )))
1945 -)))
1946 -
1947 -(((
1948 1948  * (((
1949 1949  (% style="color:#4f81bd" %)**EU868**(%%): LT with frequency bands EU868
1950 1950  )))
1951 -)))
1952 -
1953 -(((
1954 1954  * (((
1955 1955  (% style="color:#4f81bd" %)**KR920**(%%): LT with frequency bands KR920
1956 1956  )))
1957 -)))
1958 -
1959 -(((
1960 1960  * (((
1961 1961  (% style="color:#4f81bd" %)**CN470**(%%): LT with frequency bands CN470
1962 1962  )))
1963 -)))
1964 -
1965 -(((
1966 1966  * (((
1967 1967  (% style="color:#4f81bd" %)**AS923**(%%): LT with frequency bands AS923
1968 1968  )))
1969 -)))
1970 -
1971 -(((
1972 1972  * (((
1973 1973  (% style="color:#4f81bd" %)**AU915**(%%): LT with frequency bands AU915
1974 1974  )))
1975 -)))
1976 -
1977 -(((
1978 1978  * (((
1979 1979  (% style="color:#4f81bd" %)**US915**(%%): LT with frequency bands US915
1980 1980  )))
1981 -)))
1982 -
1983 -(((
1984 1984  * (((
1985 1985  (% style="color:#4f81bd" %)**IN865**(%%): LT with frequency bands IN865
1986 1986  )))
1987 -)))
1988 1988  
1989 1989  (((
1990 -* (((
1991 -(% style="color:#4f81bd" %)**CN779**(%%): LT with frequency bands CN779
1750 +* (% style="color:#4f81bd" %)**CN779**(%%): LT with frequency bands CN779
1992 1992  
1993 -
1994 -)))
1995 -
1996 1996  = 8. Packing Info =
1997 1997  )))
1998 1998  
... ... @@ -2023,8 +2023,6 @@
2023 2023  * Device Weight: 105g
2024 2024  * Package Size / pcs : 14.5 x 8 x 5 cm
2025 2025  * Weight / pcs : 170g
2026 -
2027 -
2028 2028  )))
2029 2029  )))
2030 2030  
... ... @@ -2046,8 +2046,6 @@
2046 2046  (((
2047 2047  (((
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