Last modified by Saxer Lin on 2025/04/15 17:24
<
From version < 94.1 >
edited by Bei Jinggeng
on 2022/08/24 15:57
To version < 102.5 >
edited by Xiaoling
on 2022/10/29 10:07
>
Change comment: There is no comment for this version

Summary

Details

Page properties
Author
... ... @@ -1,1 +1,1 @@
1 -XWiki.Bei
1 +XWiki.Xiaoling
Content
... ... @@ -15,13 +15,16 @@
15 15  
16 16  = 1.Introduction =
17 17  
18 +
18 18  == 1.1 What is LT Series I/O Controller ==
19 19  
20 20  (((
21 21  
22 22  
24 +(((
23 23  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.
24 24  )))
27 +)))
25 25  
26 26  (((
27 27  The LT I/O Controllers allows the user to send data and reach extremely long ranges. It provides ultra-long range spread spectrum communication and high interference immunity whilst minimizing current consumption. It targets professional wireless sensor network applications such as irrigation systems, smart metering, smart cities, smartphone detection, building automation, and so on.
... ... @@ -57,7 +57,7 @@
57 57  (((
58 58  
59 59  
60 -**Hardware System:**
63 +(% style="color:#037691" %)**Hardware System:**
61 61  )))
62 62  
63 63  * (((
... ... @@ -82,7 +82,7 @@
82 82  (((
83 83  
84 84  
85 -**Interface for Model: LT22222-L:**
88 +(% style="color:#037691" %)**Interface for Model: LT22222-L:**
86 86  )))
87 87  
88 88  * (((
... ... @@ -107,7 +107,7 @@
107 107  (((
108 108  
109 109  
110 -**LoRa Spec:**
113 +(% style="color:#037691" %)**LoRa Spec:**
111 111  )))
112 112  
113 113  * (((
... ... @@ -183,6 +183,8 @@
183 183  * Firmware upgradable via program port
184 184  * Counting
185 185  
189 +
190 +
186 186  == 1.4  Applications ==
187 187  
188 188  
... ... @@ -193,6 +193,8 @@
193 193  * Smart Cities
194 194  * Smart Factory
195 195  
201 +
202 +
196 196  == 1.5 Hardware Variants ==
197 197  
198 198  
... ... @@ -207,13 +207,19 @@
207 207  * 1 x Counting Port
208 208  )))
209 209  
217 +
218 +
210 210  = 2. Power ON Device =
211 211  
212 212  
222 +(((
213 213  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.
224 +)))
214 214  
215 215  (((
216 216  PWR will on when device is properly powered.
228 +
229 +
217 217  )))
218 218  
219 219  [[image:1653297104069-180.png]]
... ... @@ -222,6 +222,7 @@
222 222  
223 223  = 3. Operation Mode =
224 224  
238 +
225 225  == 3.1 How it works? ==
226 226  
227 227  
... ... @@ -266,12 +266,12 @@
266 266  
267 267  Input these keys in the LoRaWAN Server portal. Below is TTN screen shot:
268 268  
269 -Add APP EUI in the application.
283 +**Add APP EUI in the application.**
270 270  
271 271  [[image:1653297955910-247.png||height="321" width="716"]]
272 272  
273 273  
274 -Add APP KEY and DEV EUI
288 +**Add APP KEY and DEV EUI**
275 275  
276 276  [[image:1653298023685-319.png]]
277 277  
... ... @@ -279,6 +279,8 @@
279 279  
280 280  (((
281 281  (% style="color:blue" %)**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.
296 +
297 +
282 282  )))
283 283  
284 284  [[image:1653298044601-602.png||height="405" width="709"]]
... ... @@ -297,10 +297,15 @@
297 297  * (% style="color:blue" %)**MOD5**(%%): Single DI Counting + 2 x AVI + 1 x ACI + DO + RO
298 298  * (% style="color:blue" %)**ADDMOD6**(%%): Trigger Mode, Optional, used together with MOD1 ~~ MOD5
299 299  
316 +
317 +
318 +
300 300  === 3.3.1 AT+MOD~=1, 2ACI+2AVI ===
301 301  
302 302  
322 +(((
303 303  The uplink payload includes totally 9 bytes. Uplink packets use FPORT=2 and every 10 minutes send one uplink by default.
324 +)))
304 304  
305 305  [[image:image-20220523174024-3.png]]
306 306  
... ... @@ -316,7 +316,7 @@
316 316  * DI is for digital input. DIx=1: high or float, DIx=0: low.
317 317  * DO is for reverse digital output. DOx=1: output low, DOx=0: high or float.
318 318  
319 -(% style="color:red" %)Note: DI3 and DO3 bit are not valid for LT-22222-L
340 +(% style="color:red" %)**Note: DI3 and DO3 bit are not valid for LT-22222-L**
320 320  
321 321  For example if payload is: [[image:image-20220523175847-2.png]]
322 322  
... ... @@ -351,10 +351,15 @@
351 351  ** DO1 is high in case there is load between DO1 and V+.
352 352  ** DO1 LED is off in both case
353 353  
375 +
376 +
377 +
354 354  === 3.3.2 AT+MOD~=2, (Double DI Counting) ===
355 355  
356 356  
381 +(((
357 357  **For LT-22222-L**: this mode the **DI1 and DI2** are used as counting pins.
383 +)))
358 358  
359 359  (((
360 360  Total : 11 bytes payload
... ... @@ -374,7 +374,7 @@
374 374  * DO is for reverse digital output. DOx=1: output low, DOx=0: high or float.
375 375  
376 376  (((
377 -(% style="color:red" %)Note: DO3 bit is not valid for LT-22222-L.
403 +(% style="color:red" %)**Note: DO3 bit is not valid for LT-22222-L.**
378 378  )))
379 379  
380 380  (((
... ... @@ -386,16 +386,22 @@
386 386  (% class="box infomessage" %)
387 387  (((
388 388  (((
415 +(((
389 389  **AT+MOD=2**
417 +)))
390 390  
419 +(((
391 391  **ATZ**
392 392  )))
393 393  )))
423 +)))
394 394  
395 395  (((
396 396  
397 397  
398 398  (% style="color:#4f81bd" %)**AT Commands for counting:**
429 +
430 +
399 399  )))
400 400  
401 401  (((
... ... @@ -437,7 +437,7 @@
437 437  * DO is for reverse digital output. DOx=1: output low, DOx=0: high or float.
438 438  
439 439  (((
440 -(% style="color:red" %)Note: DO3 is not valid for LT-22222-L.
472 +(% style="color:red" %)**Note: DO3 is not valid for LT-22222-L.**
441 441  )))
442 442  
443 443  
... ... @@ -448,11 +448,15 @@
448 448  (% class="box infomessage" %)
449 449  (((
450 450  (((
483 +(((
451 451  **AT+MOD=3**
485 +)))
452 452  
487 +(((
453 453  **ATZ**
454 454  )))
455 455  )))
491 +)))
456 456  
457 457  (((
458 458  Other AT Commands for counting are similar to [[MOD2 Counting Command>>||anchor="H3.3.2AT2BMOD3D22C28DoubleDICounting29"]].
... ... @@ -463,9 +463,13 @@
463 463  === 3.3.4 AT+MOD~=4, Single DI Counting + 1 x Voltage Counting ===
464 464  
465 465  
502 +(((
466 466  **LT22222-L**: This mode the DI1 is used as a counting pin.
504 +)))
467 467  
506 +(((
468 468  The AVI1 is also used for counting. AVI1 is used to monitor the voltage. It will check the voltage **every 60s**, if voltage is higher or lower than VOLMAX mV, the AVI1 Counting increase 1, so AVI1 counting can be used to measure a machine working hour.
508 +)))
469 469  
470 470  [[image:image-20220523181903-8.png]]
471 471  
... ... @@ -481,7 +481,7 @@
481 481  * DO is for reverse digital output. DOx=1: output low, DOx=0: high or float.
482 482  
483 483  (((
484 -(% style="color:red" %)Note: DO3 is not valid for LT-22222-L.
524 +(% style="color:red" %)**Note: DO3 is not valid for LT-22222-L.**
485 485  )))
486 486  
487 487  (((
... ... @@ -493,14 +493,17 @@
493 493  (% class="box infomessage" %)
494 494  (((
495 495  (((
536 +(((
496 496  **AT+MOD=4**
538 +)))
497 497  
540 +(((
498 498  **ATZ**
499 499  )))
500 500  )))
544 +)))
501 501  
502 502  
503 -
504 504  (((
505 505  Other AT Commands for counting are similar to [[MOD2 Counting Command>>||anchor="H3.3.2AT2BMOD3D22C28DoubleDICounting29"]].
506 506  )))
... ... @@ -542,7 +542,7 @@
542 542  )))
543 543  
544 544  (((
545 -(% style="color:red" %)Note: DO3 is not valid for LT-22222-L.
588 +(% style="color:red" %)**Note: DO3 is not valid for LT-22222-L.**
546 546  )))
547 547  
548 548  (((
... ... @@ -554,11 +554,15 @@
554 554  (% class="box infomessage" %)
555 555  (((
556 556  (((
600 +(((
557 557  **AT+MOD=5**
602 +)))
558 558  
604 +(((
559 559  **ATZ**
560 560  )))
561 561  )))
608 +)))
562 562  
563 563  (((
564 564  Other AT Commands for counting are similar to [[MOD2 Counting Command>>||anchor="H3.3.2AT2BMOD3D22C28DoubleDICounting29"]].
... ... @@ -588,6 +588,7 @@
588 588  
589 589  Format: AT+AVLIM=<AV1_LIMIT_LOW>,< AV1_LIMIT_HIGH>,<AV2_LIMIT_LOW>,< AV2_LIMIT_HIGH>
590 590  
638 +
591 591  **Example:**
592 592  
593 593  AT+AVLIM=3000,6000,0,2000   (If AVI1 voltage lower than 3v or higher than 6v. or AV2 voltage is higher than 2v, LT will trigger Uplink)
... ... @@ -600,6 +600,7 @@
600 600  
601 601  Format: AT+ACLIM=<AC1_LIMIT_LOW>,< AC1_LIMIT_HIGH>,<AC2_LIMIT_LOW>,< AC2_LIMIT_HIGH>
602 602  
651 +
603 603  **Example:**
604 604  
605 605  AT+ACLIM=10000,15000,0,0   (If ACI1 voltage lower than 10mA or higher than 15mA, trigger an uplink)
... ... @@ -618,6 +618,7 @@
618 618  AT+ DTRI =1,0   (Enable DI1 trigger / disable DI2 trigger)
619 619  
620 620  
670 +
621 621  (% style="color:#037691" %)**Downlink Command to set Trigger Condition:**
622 622  
623 623  Type Code: 0xAA. Downlink command same as AT Command **AT+AVLIM, AT+ACLIM**
... ... @@ -666,6 +666,7 @@
666 666  10100000: Means the system has configure to use the trigger: AC1_LOW and AV2_LOW
667 667  
668 668  
719 +
669 669  (% style="color:#4f81bd" %)**TRI Status1**(%%) is a combination to show which condition is trigger. Totally 1byte as below
670 670  
671 671  [[image:image-20220524090249-3.png]]
... ... @@ -677,6 +677,7 @@
677 677  10000000: Means this packet is trigger by AC1_LOW. Means voltage too low.
678 678  
679 679  
731 +
680 680  (% style="color:#4f81bd" %)**TRI_DI FLAG+STA **(%%)is a combination to show which condition is trigger. Totally 1byte as below
681 681  
682 682  [[image:image-20220524090456-4.png]]
... ... @@ -690,6 +690,7 @@
690 690  00000101: Means both DI1 and DI2 trigger are enabled.
691 691  
692 692  
745 +
693 693  (% style="color:#4f81bd" %)**Enable/Disable MOD6 **(%%): 0x01: MOD6 is enable. 0x00: MOD6 is disable.
694 694  
695 695  Downlink command to poll MOD6 status:
... ... @@ -705,7 +705,7 @@
705 705  (((
706 706  
707 707  
708 -**Decoder for TTN/loraserver/ChirpStack**:  [[https:~~/~~/www.dropbox.com/sh/wtrzu7avdtkmn3z/AACK5NwOMkU9jnvf1uCMuqrVa?dl=0>>https://www.dropbox.com/sh/wtrzu7avdtkmn3z/AACK5NwOMkU9jnvf1uCMuqrVa?dl=0]]
761 +**Decoder for TTN/loraserver/ChirpStack**:  [[https:~~/~~/github.com/dragino/dragino-end-node-decoder>>https://github.com/dragino/dragino-end-node-decoder]]
709 709  )))
710 710  
711 711  
... ... @@ -713,20 +713,28 @@
713 713  == 3.4 ​Configure LT via AT or Downlink ==
714 714  
715 715  
769 +(((
716 716  User can configure LT I/O Controller via AT Commands or LoRaWAN Downlink Commands
771 +)))
717 717  
718 718  (((
774 +(((
719 719  There are two kinds of Commands:
720 720  )))
777 +)))
721 721  
722 -* (% 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]]
779 +* (% style="color:blue" %)**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]]
723 723  
724 -* (% style="color:#4f81bd" %)**Sensor Related Commands**(%%): These commands are special designed for LT-22222-L.  User can see these commands below:
781 +* (% style="color:blue" %)**Sensor Related Commands**(%%): These commands are special designed for LT-22222-L.  User can see these commands below:
725 725  
783 +
784 +
726 726  === 3.4.1 Common Commands ===
727 727  
728 728  
788 +(((
729 729  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]]
790 +)))
730 730  
731 731  
732 732  
... ... @@ -740,7 +740,7 @@
740 740  
741 741  * (% style="color:#037691" %)**AT Command:**
742 742  
743 -**AT+TDC=N **
804 +(% style="color:blue" %)**AT+TDC=N **
744 744  
745 745  
746 746  **Example: **AT+TDC=30000. Means set interval to 30 seconds
... ... @@ -748,11 +748,10 @@
748 748  
749 749  * (% style="color:#037691" %)**Downlink Payload (prefix 0x01):**
750 750  
751 -**0x01 aa bb cc     ~/~/ Same as AT+TDC=0x(aa bb cc)**
812 +(% style="color:blue" %)**0x01 aa bb cc  **(%%)** ~/~/ Same as AT+TDC=0x(aa bb cc)**
752 752  
753 753  
754 754  
755 -
756 756  ==== 3.4.2.2 Set Work Mode (AT+MOD) ====
757 757  
758 758  
... ... @@ -760,7 +760,7 @@
760 760  
761 761  * (% style="color:#037691" %)**AT Command:**
762 762  
763 -**AT+MOD=N  **
823 +(% style="color:blue" %)**AT+MOD=N  **
764 764  
765 765  
766 766  **Example**: AT+MOD=2. Set work mode to Double DI counting mode
... ... @@ -768,11 +768,10 @@
768 768  
769 769  * (% style="color:#037691" %)**Downlink Payload (prefix 0x0A):**
770 770  
771 -**0x0A aa    ** ~/~/ Same as AT+MOD=aa
831 +(% style="color:blue" %)**0x0A aa  **(%%)** ** ~/~/ Same as AT+MOD=aa
772 772  
773 773  
774 774  
775 -
776 776  ==== 3.4.2.3 Poll an uplink ====
777 777  
778 778  
... ... @@ -783,13 +783,13 @@
783 783  
784 784  * (% style="color:#037691" %)**Downlink Payload (prefix 0x08):**
785 785  
786 -**0x08 FF     **~/~/ Poll an uplink
845 +(% style="color:blue" %)**0x08 FF  **(%%)** **~/~/ Poll an uplink
787 787  
847 +
788 788  **Example**: 0x08FF, ask device to send an Uplink
789 789  
790 790  
791 791  
792 -
793 793  ==== 3.4.2.4 Enable Trigger Mode ====
794 794  
795 795  
... ... @@ -797,16 +797,16 @@
797 797  
798 798  * (% style="color:#037691" %)**AT Command:**
799 799  
800 -**AT+ADDMOD6=1 or 0**
859 +(% style="color:blue" %)**AT+ADDMOD6=1 or 0**
801 801  
802 -1: Enable Trigger Mode
861 +(% style="color:red" %)**1:** (%%)Enable Trigger Mode
803 803  
804 -0: Disable Trigger Mode
863 +(% style="color:red" %)**0: **(%%)Disable Trigger Mode
805 805  
806 806  
807 807  * (% style="color:#037691" %)**Downlink Payload (prefix 0x0A 06):**
808 808  
809 -**0x0A 06 aa    ** ~/~/ Same as AT+ADDMOD6=aa
868 +(% style="color:blue" %)**0x0A 06 aa    **(%%) ~/~/ Same as AT+ADDMOD6=aa
810 810  
811 811  
812 812  
... ... @@ -823,11 +823,10 @@
823 823  
824 824  * (% style="color:#037691" %)**Downlink Payload (prefix 0x AB 06):**
825 825  
826 -**0xAB 06         **~/~/ Poll trigger settings, device will uplink trigger settings once receive this command
885 +(% style="color:blue" %)**0xAB 06  ** (%%) ~/~/ Poll trigger settings, device will uplink trigger settings once receive this command
827 827  
828 828  
829 829  
830 -
831 831  ==== 3.4.2.6 Enable / Disable DI1/DI2/DI3 as trigger ====
832 832  
833 833  
... ... @@ -835,7 +835,7 @@
835 835  
836 836  * (% style="color:#037691" %)**AT Command:**
837 837  
838 -**Format: AT+DTRI=<DI1_TIRGGER_FlAG>,< DI2_TIRGGER_FlAG >**
896 +(% style="color:blue" %)**Format: AT+DTRI=<DI1_TIRGGER_FlAG>,< DI2_TIRGGER_FlAG >**
839 839  
840 840  
841 841  **Example:**
... ... @@ -844,11 +844,10 @@
844 844  
845 845  * (% style="color:#037691" %)**Downlink Payload (prefix 0xAA 02):**
846 846  
847 -**0xAA 02 aa bb        **~/~/ Same as AT+DTRI=aa,bb
905 +(% style="color:blue" %)**0xAA 02 aa bb   ** (%%) ~/~/ Same as AT+DTRI=aa,bb
848 848  
849 849  
850 850  
851 -
852 852  ==== 3.4.2.7 Trigger1 – Set DI1 or DI3 as trigger ====
853 853  
854 854  
... ... @@ -856,11 +856,11 @@
856 856  
857 857  * (% style="color:#037691" %)**AT Command:**
858 858  
859 -**AT+TRIG1=a,b**
916 +(% style="color:blue" %)**AT+TRIG1=a,b**
860 860  
861 -a : Interrupt mode. 0: falling edge; 1: rising edge, 2: falling and raising edge(for MOD=1).
918 +(% style="color:red" %)**a :** (%%)Interrupt mode. 0: falling edge; 1: rising edge, 2: falling and raising edge(for MOD=1).
862 862  
863 -b : delay timing.
920 +(% style="color:red" %)**b :** (%%)delay timing.
864 864  
865 865  
866 866  **Example:**
... ... @@ -869,8 +869,11 @@
869 869  
870 870  
871 871  * (% style="color:#037691" %)**Downlink Payload (prefix 0x09 01 ):**
872 -* **0x09 01 aa bb cc    ** ~/~/ same as AT+TRIG1=aa,0x(bb cc)
873 873  
930 +(% style="color:blue" %)**0x09 01 aa bb cc    ** (%%) ~/~/ same as AT+TRIG1=aa,0x(bb cc)
931 +
932 +
933 +
874 874  ==== 3.4.2.8 Trigger2 – Set DI2 as trigger ====
875 875  
876 876  
... ... @@ -878,14 +878,13 @@
878 878  
879 879  * (% style="color:#037691" %)**AT Command:**
880 880  
881 -**AT+TRIG2=a,b**
941 +(% style="color:blue" %)**AT+TRIG2=a,b**
882 882  
943 +(% style="color:red" %)**a :** (%%)Interrupt mode. 0: falling edge; 1: rising edge, 2: falling and raising edge(for MOD=1).
883 883  
884 -a : Interrupt mode. 0: falling edge; 1: rising edge, 2: falling and raising edge(for MOD=1).
945 +(% style="color:red" %)**b :** (%%)delay timing.
885 885  
886 -b : delay timing.
887 887  
888 -
889 889  **Example:**
890 890  
891 891  AT+TRIG2=0,100(set DI1 port to trigger on low level, valid signal is 100ms )
... ... @@ -893,11 +893,10 @@
893 893  
894 894  * (% style="color:#037691" %)**Downlink Payload (prefix 0x09 02 ):**
895 895  
896 -**0x09 02 aa bb cc           **~/~/ same as AT+TRIG1=aa,0x(bb cc)
955 +(% style="color:blue" %)**0x09 02 aa bb cc   ** (%%)~/~/ same as AT+TRIG1=aa,0x(bb cc)
897 897  
898 898  
899 899  
900 -
901 901  ==== 3.4.2.9 Trigger – Set AC (current) as trigger ====
902 902  
903 903  
... ... @@ -905,16 +905,15 @@
905 905  
906 906  * (% style="color:#037691" %)**AT Command**
907 907  
908 -**AT+ACLIM**
966 +(% style="color:blue" %)**AT+ACLIM**
909 909  
910 910  
911 911  * (% style="color:#037691" %)**Downlink Payload (prefix 0xAA 01 )**
912 912  
913 -**0x AA 01 aa bb cc dd ee ff gg hh        ** ~/~/ same as AT+ACLIM See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
971 +(% style="color:blue" %)**0x AA 01 aa bb cc dd ee ff gg hh        ** (%%) ~/~/ same as AT+ACLIM See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
914 914  
915 915  
916 916  
917 -
918 918  ==== 3.4.2.10 Trigger – Set AV (voltage) as trigger ====
919 919  
920 920  
... ... @@ -922,16 +922,15 @@
922 922  
923 923  * (% style="color:#037691" %)**AT Command**
924 924  
925 -**AT+AVLIM  See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]**
982 +(% style="color:blue" %)**AT+AVLIM    **(%%)** See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]**
926 926  
927 927  
928 928  * (% style="color:#037691" %)**Downlink Payload (prefix 0xAA 00 )**
929 929  
930 -**0x AA 00 aa bb cc dd ee ff gg hh    ** ~/~/ same as AT+AVLIM See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
987 +(% style="color:blue" %)**0x AA 00 aa bb cc dd ee ff gg hh    ** (%%) ~/~/ same as AT+AVLIM See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
931 931  
932 932  
933 933  
934 -
935 935  ==== 3.4.2.11 Trigger – Set minimum interval ====
936 936  
937 937  
... ... @@ -939,22 +939,21 @@
939 939  
940 940  * (% style="color:#037691" %)**AT Command**
941 941  
942 -**AT+ATDC=5        ** Device won't response the second trigger within 5 minute after the first trigger.
998 +(% style="color:blue" %)**AT+ATDC=5        ** (%%)Device won't response the second trigger within 5 minute after the first trigger.
943 943  
944 944  
945 945  * (% style="color:#037691" %)**Downlink Payload (prefix 0xAC )**
946 946  
947 -**0x AC aa bb   ** ~/~/ same as AT+ATDC=0x(aa bb)   . Unit (min)
1003 +(% style="color:blue" %)**0x AC aa bb   **(%%) ~/~/ same as AT+ATDC=0x(aa bb)   . Unit (min)
948 948  
949 949  (((
950 950  
951 951  
952 -(% style="color:red" %)Note: ATDC setting must be more than 5min
1008 +(% style="color:red" %)**Note: ATDC setting must be more than 5min**
953 953  )))
954 954  
955 955  
956 956  
957 -
958 958  ==== 3.4.2.12 DO ~-~- Control Digital Output DO1/DO2/DO3 ====
959 959  
960 960  
... ... @@ -964,7 +964,7 @@
964 964  
965 965  
966 966  * (% style="color:#037691" %)**Downlink Payload (prefix 0x02)**
967 -* **0x02 aa bb cc     **~/~/ Set DO1/DO2/DO3 output
1022 +* (% style="color:blue" %)**0x02 aa bb cc     ** (%%)~/~/ Set DO1/DO2/DO3 output
968 968  
969 969  (((
970 970  If payload = 0x02010001, while there is load between V+ and DOx, it means set DO1 to low, DO2 to high and DO3 to low.
... ... @@ -977,16 +977,15 @@
977 977  [[image:image-20220524092754-5.png]]
978 978  
979 979  (((
980 -(% style="color:red" %)Note: For LT-22222-L, there is no DO3, the last byte can use any value.
1035 +(% style="color:red" %)**Note: For LT-22222-L, there is no DO3, the last byte can use any value.**
981 981  )))
982 982  
983 983  (((
984 -(% style="color:red" %)Device will upload a packet if downlink code executes successfully.
1039 +(% style="color:red" %)**Device will upload a packet if downlink code executes successfully.**
985 985  )))
986 986  
987 987  
988 988  
989 -
990 990  ==== 3.4.2.13 DO ~-~- Control Digital Output DO1/DO2/DO3 with time control ====
991 991  
992 992  
... ... @@ -997,7 +997,7 @@
997 997  
998 998  * (% style="color:#037691" %)**Downlink Payload (prefix 0xA9)**
999 999  
1000 -**0xA9 aa bb cc     **~/~/ Set DO1/DO2/DO3 output with time control
1054 +(% style="color:blue" %)**0xA9 aa bb cc     **(%%) ~/~/ Set DO1/DO2/DO3 output with time control
1001 1001  
1002 1002  
1003 1003  This is to control the digital output time of DO pin. Include four bytes:
... ... @@ -1030,7 +1030,7 @@
1030 1030  
1031 1031   Latching time. Unit: ms
1032 1032  
1033 -(% style="color:red" %)Device will upload a packet if downlink code executes successfully.
1087 +(% style="color:red" %)**Device will upload a packet if downlink code executes successfully.**
1034 1034  
1035 1035  
1036 1036  **Example payload:**
... ... @@ -1053,7 +1053,6 @@
1053 1053  
1054 1054  
1055 1055  
1056 -
1057 1057  ==== 3.4.2.14 Relay ~-~- Control Relay Output RO1/RO2 ====
1058 1058  
1059 1059  
... ... @@ -1064,7 +1064,7 @@
1064 1064  
1065 1065  * (% style="color:#037691" %)**Downlink Payload (prefix 0x03):**
1066 1066  
1067 -**0x03 aa bb     **~/~/ Set RO1/RO2 output
1120 +(% style="color:blue" %)**0x03 aa bb     ** (%%)~/~/ Set RO1/RO2 output
1068 1068  
1069 1069  
1070 1070  (((
... ... @@ -1079,7 +1079,7 @@
1079 1079  [[image:image-20220524093724-9.png]]
1080 1080  )))
1081 1081  
1082 -(% style="color:red" %)Device will upload a packet if downlink code executes successfully.
1135 +(% style="color:red" %)**Device will upload a packet if downlink code executes successfully.**
1083 1083  
1084 1084  
1085 1085  
... ... @@ -1094,7 +1094,7 @@
1094 1094  
1095 1095  * (% style="color:#037691" %)**Downlink Payload (prefix 0x05):**
1096 1096  
1097 -**0x05 aa bb cc dd     **~/~/ Set RO1/RO2 relay with time control
1150 +(% style="color:blue" %)**0x05 aa bb cc dd     ** (%%)~/~/ Set RO1/RO2 relay with time control
1098 1098  
1099 1099  
1100 1100  This is to control the relay output time of relay. Include four bytes:
... ... @@ -1110,12 +1110,12 @@
1110 1110  
1111 1111  (% style="color:#4f81bd" %)**Third Byte(bb)**(%%): Control Method and Ports status:
1112 1112  
1113 -[[image:image-20220714135731-1.png||height="406" width="627"]]
1166 +[[image:image-20221008095908-1.png||height="364" width="564"]]
1114 1114  
1115 1115  
1116 1116  (% style="color:#4f81bd" %)**Fourth/Fifth/Sixth/Seventh Bytes(cc)**(%%): Latching time. Unit: ms
1117 1117  
1118 -(% style="color:red" %)Device will upload a packet if downlink code executes successfully.
1171 +(% style="color:red" %)**Device will upload a packet if downlink code executes successfully.**
1119 1119  
1120 1120  
1121 1121  **Example payload:**
... ... @@ -1138,7 +1138,6 @@
1138 1138  
1139 1139  
1140 1140  
1141 -
1142 1142  ==== 3.4.2.16 Counting ~-~- Voltage threshold counting ====
1143 1143  
1144 1144  
... ... @@ -1146,39 +1146,33 @@
1146 1146  
1147 1147  * (% style="color:#037691" %)**AT Command:**
1148 1148  
1149 -**AT+VOLMAX   ** ~/~/ See [[MOD4>>||anchor="H3.3.4AT2BMOD3D42CSingleDICounting2B1xVoltageCounting"]]
1201 +(% style="color:blue" %)**AT+VOLMAX   ** (%%)~/~/ See [[MOD4>>||anchor="H3.3.4AT2BMOD3D42CSingleDICounting2B1xVoltageCounting"]]
1150 1150  
1151 1151  
1152 1152  * (% style="color:#037691" %)**Downlink Payload (prefix 0xA5):**
1153 1153  
1154 -**0xA5 aa bb cc   **~/~/ Same as AT+VOLMAX=(aa bb),cc
1206 +(% style="color:blue" %)**0xA5 aa bb cc   ** (%%)~/~/ Same as AT+VOLMAX=(aa bb),cc
1155 1155  
1156 1156  
1157 1157  
1158 -
1159 1159  ==== 3.4.2.17 Counting ~-~- Pre-configure the Count Number ====
1160 1160  
1161 1161  
1162 1162  * (% style="color:#037691" %)**AT Command:**
1163 1163  
1164 -**AT+SETCNT=aa,(bb cc dd ee) **
1215 +(% style="color:blue" %)**AT+SETCNT=aa,(bb cc dd ee) **
1165 1165  
1166 -aa: 1: Set count1,
1217 +(% style="color:red" %)**aa:**(%%) 1: Set count1; 2: Set count2; 3: Set AV1 count
1167 1167  
1168 -2: Set count2,
1219 +(% style="color:red" %)**bb cc dd ee: **(%%)number to be set
1169 1169  
1170 -3: Set AV1 count
1171 1171  
1172 -Bb cc dd ee: number to be set
1173 -
1174 -
1175 1175  * (% style="color:#037691" %)**Downlink Payload (prefix 0xA8):**
1176 1176  
1177 -**0x A8 aa bb cc dd ee     **~/~/ same as AT+SETCNT=aa,(bb cc dd ee)
1224 +(% style="color:blue" %)**0x A8 aa bb cc dd ee     ** (%%)~/~/ same as AT+SETCNT=aa,(bb cc dd ee)
1178 1178  
1179 1179  
1180 1180  
1181 -
1182 1182  ==== 3.4.2.18 Counting ~-~- Clear Counting ====
1183 1183  
1184 1184  
... ... @@ -1186,102 +1186,116 @@
1186 1186  
1187 1187  * (% style="color:#037691" %)**AT Command:**
1188 1188  
1189 -**AT+CLRCOUNT ** ~/~/ clear all counting
1235 +(% style="color:blue" %)**AT+CLRCOUNT **(%%) ~/~/ clear all counting
1190 1190  
1191 1191  
1192 1192  * (% style="color:#037691" %)**Downlink Payload (prefix 0xA6):**
1193 1193  
1194 -**0x A6 01    ** ~/~/ clear all counting
1240 +(% style="color:blue" %)**0x A6 01    ** (%%)~/~/ clear all counting
1195 1195  
1196 1196  
1197 1197  
1198 -
1199 1199  ==== 3.4.2.19 Counting ~-~- Change counting mode save time ====
1200 1200  
1201 1201  
1202 1202  * (% style="color:#037691" %)**AT Command:**
1203 1203  
1204 -**AT+COUTIME=60  **~/~/ Set save time to 60 seconds. Device will save the counting result in internal flash every 60 seconds. (min value: 30)
1249 +(% style="color:blue" %)**AT+COUTIME=60  **(%%)~/~/ Set save time to 60 seconds. Device will save the counting result in internal flash every 60 seconds. (min value: 30)
1205 1205  
1206 1206  
1207 1207  * (% style="color:#037691" %)**Downlink Payload (prefix 0xA7):**
1208 1208  
1209 -**0x A7 aa bb cc     **~/~/ same as AT+COUTIME =aa bb cc,
1254 +(% style="color:blue" %)**0x A7 aa bb cc     ** (%%)~/~/ same as AT+COUTIME =aa bb cc,
1210 1210  
1211 1211  (((
1212 1212  range: aa bb cc:0 to 16777215,  (unit:second)
1213 -
1214 -
1215 1215  )))
1216 1216  
1260 +
1261 +
1217 1217  ==== 3.4.2.20 Reset save DR DO state ====
1218 1218  
1264 +
1219 1219  * (% style="color:#037691" %)**AT Command:**
1220 1220  
1221 -**AT+RODORET=1  **~/~/ RODO will close when the device joining the network. (default)
1267 +(% style="color:blue" %)**AT+RODORET=1    **(%%)~/~/ RODO will close when the device joining the network. (default)
1222 1222  
1223 -**AT+RODORET=0  **~/~/After the device is reset, the previously saved RODO state (only MOD2 to MOD5) is read, and its state is not changed when it is reconnected to the network.
1269 +(% style="color:blue" %)**AT+RODORET=0    **(%%)~/~/ After the device is reset, the previously saved RODO state (only MOD2 to MOD5) is read, and its state is not changed when it is reconnected to the network.
1224 1224  
1225 1225  
1226 1226  * (% style="color:#037691" %)**Downlink Payload (prefix 0xAD):**
1227 1227  
1228 -**0x AD aa      **~/~/ same as AT+RODORET =aa
1274 +(% style="color:blue" %)**0x AD aa      ** (%%)~/~/ same as AT+RODORET =aa
1229 1229  
1230 -(((
1231 -
1232 1232  
1277 +
1233 1233  ==== 3.4.2.21 Encrypted payload ====
1234 1234  
1280 +
1235 1235  * (% style="color:#037691" %)**AT Command:**
1236 1236  
1237 -**AT+DECRYPT=1  **~/~/ The payload is uploaded without encryption
1283 +(% style="color:blue" %)**AT+DECRYPT=1  ** (%%)~/~/ The payload is uploaded without encryption
1238 1238  
1239 -**AT+DECRYPT=0  **~/~/Encrypt when uploading payload (default)
1285 +(% style="color:blue" %)**AT+DECRYPT=0    **(%%)~/~/  Encrypt when uploading payload (default)
1240 1240  
1241 1241  
1288 +
1242 1242  ==== 3.4.2.22 Get sensor value ====
1243 1243  
1291 +
1244 1244  * (% style="color:#037691" %)**AT Command:**
1245 1245  
1246 -**AT+GETSENSORVALUE=0  **~/~/ The serial port gets the reading of the current sensor
1294 +(% style="color:blue" %)**AT+GETSENSORVALUE=0    **(%%)~/~/ The serial port gets the reading of the current sensor
1247 1247  
1248 -**AT+GETSENSORVALUE=1  **~/~/The serial port gets the current sensor reading and uploads it.
1296 +(% style="color:blue" %)**AT+GETSENSORVALUE=1    **(%%)~/~/ The serial port gets the current sensor reading and uploads it.
1249 1249  
1250 1250  
1299 +
1251 1251  ==== 3.4.2.23 Resets the downlink packet count ====
1252 1252  
1302 +
1253 1253  * (% style="color:#037691" %)**AT Command:**
1254 1254  
1255 -**AT+DISFCNTCHECK=0  **~/~/ When the downlink packet count sent by the server is less than the node downlink packet count or exceeds 16384, the node will no longer receive downlink packets (default)
1305 +(% style="color:blue" %)**AT+DISFCNTCHECK=0   **(%%)~/~/ When the downlink packet count sent by the server is less than the node downlink packet count or exceeds 16384, the node will no longer receive downlink packets (default)
1256 1256  
1257 -**AT+DISFCNTCHECK=1  **~/~/When the downlink packet count sent by the server is less than the node downlink packet count or exceeds 16384, the node resets the downlink packet count and keeps it consistent with the server downlink packet count.
1307 +(% style="color:blue" %)**AT+DISFCNTCHECK=1   **(%%)~/~/ When the downlink packet count sent by the server is less than the node downlink packet count or exceeds 16384, the node resets the downlink packet count and keeps it consistent with the server downlink packet count.
1258 1258  
1259 1259  
1310 +
1311 +
1260 1260  ==== 3.4.2.24 When the limit bytes are exceeded, upload in batches ====
1261 1261  
1314 +
1262 1262  * (% style="color:#037691" %)**AT Command:**
1263 1263  
1264 - **AT+DISMACANS=0**  ~/~/ When the MACANS of the reply server plus the payload exceeds the maximum number of bytes of 11 bytes (DR0 of US915, DR2 of AS923, DR2 of AU195), the node will send a packet with a payload of 00 and a port of 4. (default)
1317 +(% style="color:blue" %)**AT+DISMACANS=0**   (%%) ~/~/ When the MACANS of the reply server plus the payload exceeds the maximum number of bytes of 11 bytes (DR0 of US915, DR2 of AS923, DR2 of AU195), the node will send a packet with a payload of 00 and a port of 4. (default)
1265 1265  
1266 - **AT+DISMACANS=1**      ~/~/ When the MACANS of the reply server plus the payload exceeds the maximum number of bytes of the DR, the node will ignore the MACANS and not reply, and only upload the payload part.
1319 +(% style="color:blue" %)**AT+DISMACANS=1**  (%%) ~/~/ When the MACANS of the reply server plus the payload exceeds the maximum number of bytes of the DR, the node will ignore the MACANS and not reply, and only upload the payload part.
1267 1267  
1268 1268  
1269 1269  * (% style="color:#037691" %)**Downlink Payload **(%%)**:**
1270 1270  
1271 -**0x21 00 01 ** ~/~/ Set  the DISMACANS=1
1324 +(% style="color:blue" %)**0x21 00 01 ** (%%) ~/~/ Set  the DISMACANS=1
1272 1272  
1326 +
1327 +
1328 +
1273 1273  ==== 3.4.2.25 Copy downlink to uplink ====
1274 1274  
1331 +
1275 1275  * (% style="color:#037691" %)**AT Command**(%%)**:**
1276 1276  
1277 - **AT+RPL=5**  ~/~/ After receiving the package from the server, it will immediately upload the content of the package to the server, the port number is 100.
1334 +(% style="color:blue" %)**AT+RPL=5**   (%%) ~/~/ After receiving the package from the server, it will immediately upload the content of the package to the server, the port number is 100.
1278 1278  
1279 1279  Example：**aa xx xx xx xx**         ~/~/ aa indicates whether the configuration has changed, 00 is yes, 01 is no; xx xx xx xx are the bytes sent.
1280 1280  
1338 +
1281 1281  [[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LSN50%20%26%20LSN50-V2%20-%20LoRaWAN%20Sensor%20Node%20User%20Manual/WebHome/image-20220823173747-6.png?width=1124&height=165&rev=1.1||alt="image-20220823173747-6.png"]]
1282 1282  
1283 1283  For example, sending 11 22 33 44 55 66 77 will return invalid configuration 00 11 22 33 44 55 66 77.
1284 1284  
1343 +
1344 +
1285 1285  [[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LSN50%20%26%20LSN50-V2%20-%20LoRaWAN%20Sensor%20Node%20User%20Manual/WebHome/image-20220823173833-7.png?width=1124&height=149&rev=1.1||alt="image-20220823173833-7.png"]]
1286 1286  
1287 1287  For example, if 01 00 02 58 is issued, a valid configuration of 01 01 00 02 58 will be returned.
... ... @@ -1290,17 +1290,20 @@
1290 1290  
1291 1291  ==== 3.4.2.26 Query version number and frequency band 、TDC ====
1292 1292  
1353 +
1293 1293  * (((
1294 -(% style="color:#037691" %)**Downlink Payload**(%%)**: 26 01  ** ~/~/ Downlink 26 01 can query device upload frequency, frequency band, software version number, TDC time.
1355 +(% style="color:#037691" %)**Downlink Payload**(%%)**:**
1356 +
1357 +(% style="color:blue" %)**26 01  ** (%%) ~/~/  Downlink 26 01 can query device upload frequency, frequency band, software version number, TDC time.
1358 +
1359 +
1295 1295  )))
1296 1296  
1297 -Example：
1362 +**Example：**
1298 1298  
1299 1299  [[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LSN50%20%26%20LSN50-V2%20-%20LoRaWAN%20Sensor%20Node%20User%20Manual/WebHome/image-20220823173929-8.png?width=1205&height=76&rev=1.1||alt="image-20220823173929-8.png"]]
1300 1300  
1301 1301  
1302 -
1303 -)))
1304 1304  
1305 1305  == 3.5 Integrate with Mydevice ==
1306 1306  
... ... @@ -1400,10 +1400,10 @@
1400 1400  )))
1401 1401  
1402 1402  * (((
1403 -Connect sensor’s output to DI1-
1466 +Connect sensor's output to DI1-
1404 1404  )))
1405 1405  * (((
1406 -Connect sensor’s VCC to DI1+.
1469 +Connect sensor's VCC to DI1+.
1407 1407  )))
1408 1408  
1409 1409  (((
... ... @@ -1411,11 +1411,11 @@
1411 1411  )))
1412 1412  
1413 1413  (((
1414 -[[image:1653968155772-850.png||height="23" width="19"]]**= DI1+ / 1K.**
1477 +[[image:1653968155772-850.png||height="23" width="19"]]**= DI1**+** / 1K.**
1415 1415  )))
1416 1416  
1417 1417  (((
1418 -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.
1481 +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.
1419 1419  )))
1420 1420  
1421 1421  (((
... ... @@ -1433,10 +1433,10 @@
1433 1433  )))
1434 1434  
1435 1435  * (((
1436 -Connect sensor’s output to DI1+
1499 +Connect sensor's output to DI1+
1437 1437  )))
1438 1438  * (((
1439 -Connect sensor’s GND DI1-.
1502 +Connect sensor's GND DI1-.
1440 1440  )))
1441 1441  
1442 1442  (((
... ... @@ -1466,10 +1466,10 @@
1466 1466  )))
1467 1467  
1468 1468  * (((
1469 -Connect sensor’s output to DI1+ with a serial 50K resistor
1532 +Connect sensor's output to DI1+ with a serial 50K resistor
1470 1470  )))
1471 1471  * (((
1472 -Connect sensor’s GND DI1-.
1535 +Connect sensor's GND DI1-.
1473 1473  )))
1474 1474  
1475 1475  (((
... ... @@ -1510,13 +1510,13 @@
1510 1510  We take the wind speed sensor as an example for reference only.
1511 1511  
1512 1512  
1513 -**Specifications of the wind speed sensor:**
1576 +(% style="color:blue" %)**Specifications of the wind speed sensor:**
1514 1514  
1515 -Red:  12~~24v
1578 +**Red:  12~~24v**
1516 1516  
1517 -Yellow:  4~~20mA
1580 +**Yellow:  4~~20mA**
1518 1518  
1519 -Black:  GND
1582 +**Black:  GND**
1520 1520  
1521 1521  
1522 1522  **Connection diagram:**
... ... @@ -1536,6 +1536,7 @@
1536 1536  
1537 1537  [[image:image-20220524100215-9.png]]
1538 1538  
1602 +
1539 1539  [[image:image-20220524100215-10.png||height="382" width="723"]]
1540 1540  
1541 1541  
... ... @@ -1553,8 +1553,14 @@
1553 1553  == 4.1 Access AT Command ==
1554 1554  
1555 1555  
1620 +(((
1556 1556  LT supports AT Command set. User can use a USB to TTL adapter plus the 3.5mm Program Cable to connect to LT for using AT command, as below.
1622 +)))
1557 1557  
1624 +(((
1625 +
1626 +)))
1627 +
1558 1558  [[image:1653358238933-385.png]]
1559 1559  
1560 1560  
... ... @@ -1582,7 +1582,7 @@
1582 1582  )))
1583 1583  
1584 1584  (((
1585 -AT+<CMD>=?       : Get the value
1655 +AT+<CMD>=?       :  Get the value
1586 1586  )))
1587 1587  
1588 1588  (((
... ... @@ -1610,11 +1610,11 @@
1610 1610  )))
1611 1611  
1612 1612  (((
1613 -AT+APPSKEY: Get or Set the Application Session Key
1683 +AT+APPSKEY:  Get or Set the Application Session Key
1614 1614  )))
1615 1615  
1616 1616  (((
1617 -AT+APPEUI: Get or Set the Application EUI
1687 +AT+APPEUI:  Get or Set the Application EUI
1618 1618  )))
1619 1619  
1620 1620  (((
... ... @@ -1626,7 +1626,7 @@
1626 1626  )))
1627 1627  
1628 1628  (((
1629 -AT+DR: Get or Set the Data Rate. (0-7 corresponding to DR_X)  
1699 +AT+DR:  Get or Set the Data Rate. (0-7 corresponding to DR_X)  
1630 1630  )))
1631 1631  
1632 1632  (((
... ... @@ -1662,7 +1662,7 @@
1662 1662  )))
1663 1663  
1664 1664  (((
1665 -AT+NJM: Get or Set the Network Join Mode. (0: ABP, 1: OTAA)
1735 +AT+NJM:  Get or Set the Network Join Mode. (0: ABP, 1: OTAA)
1666 1666  )))
1667 1667  
1668 1668  (((
... ... @@ -1706,7 +1706,7 @@
1706 1706  )))
1707 1707  
1708 1708  (((
1709 -AT+VER: Get current image version and Frequency Band
1779 +AT+VER:  Get current image version and Frequency Band
1710 1710  )))
1711 1711  
1712 1712  (((
... ... @@ -1714,7 +1714,7 @@
1714 1714  )))
1715 1715  
1716 1716  (((
1717 -AT+CFS: Get confirmation status of the last AT+SEND (0-1)
1787 +AT+CFS:  Get confirmation status of the last AT+SEND (0-1)
1718 1718  )))
1719 1719  
1720 1720  (((
... ... @@ -1763,40 +1763,42 @@
1763 1763  (((
1764 1764  
1765 1765  
1766 -**If device has not joined network yet:**
1836 +(((
1837 +(% style="color:blue" %)**If device has not joined network yet:**
1767 1767  )))
1839 +)))
1768 1768  
1769 1769  (((
1770 -(% style="background-color:#dcdcdc" %)123456
1842 +(% style="background-color:#dcdcdc" %)**123456**
1771 1771  )))
1772 1772  
1773 1773  (((
1774 -(% style="background-color:#dcdcdc" %)AT+FDR
1846 +(% style="background-color:#dcdcdc" %)**AT+FDR**
1775 1775  )))
1776 1776  
1777 1777  (((
1778 -(% style="background-color:#dcdcdc" %)123456
1850 +(% style="background-color:#dcdcdc" %)**123456**
1779 1779  )))
1780 1780  
1781 1781  (((
1782 -(% style="background-color:#dcdcdc" %)AT+NJM=0
1854 +(% style="background-color:#dcdcdc" %)**AT+NJM=0**
1783 1783  )))
1784 1784  
1785 1785  (((
1786 -(% style="background-color:#dcdcdc" %)ATZ
1858 +(% style="background-color:#dcdcdc" %)**ATZ**
1787 1787  )))
1788 1788  
1789 1789  
1790 1790  (((
1791 -**If device already joined network:**
1863 +(% style="color:blue" %)**If device already joined network:**
1792 1792  )))
1793 1793  
1794 1794  (((
1795 -(% style="background-color:#dcdcdc" %)AT+NJM=0
1867 +(% style="background-color:#dcdcdc" %)**AT+NJM=0**
1796 1796  )))
1797 1797  
1798 1798  (((
1799 -(% style="background-color:#dcdcdc" %)ATZ
1871 +(% style="background-color:#dcdcdc" %)**ATZ**
1800 1800  )))
1801 1801  
1802 1802  
... ... @@ -1806,55 +1806,57 @@
1806 1806  (((
1807 1807  
1808 1808  
1809 -(% style="background-color:#dcdcdc" %)123456(%%)  Enter Password to have AT access.
1881 +(((
1882 +(% style="background-color:#dcdcdc" %)**123456**(%%)  ~/~/ Enter Password to have AT access.
1810 1810  )))
1884 +)))
1811 1811  
1812 1812  (((
1813 -(% style="background-color:#dcdcdc" %) AT+FDR(%%)   Reset Parameters to Factory Default, Keys Reserve
1887 +(% style="background-color:#dcdcdc" %)** AT+FDR**(%%)  ~/~/ Reset Parameters to Factory Default, Keys Reserve
1814 1814  )))
1815 1815  
1816 1816  (((
1817 -(% style="background-color:#dcdcdc" %) 123456(%%)  Enter Password to have AT access.
1891 +(% style="background-color:#dcdcdc" %)** 123456**(%%)  ~/~/ Enter Password to have AT access.
1818 1818  )))
1819 1819  
1820 1820  (((
1821 -(% style="background-color:#dcdcdc" %) AT+CLASS=C(%%) Set to work in CLASS C
1895 +(% style="background-color:#dcdcdc" %)** AT+CLASS=C**(%%)  ~/~/ Set to work in CLASS C
1822 1822  )))
1823 1823  
1824 1824  (((
1825 -(% style="background-color:#dcdcdc" %) AT+NJM=0(%%)  Set to ABP mode
1899 +(% style="background-color:#dcdcdc" %)** AT+NJM=0**(%%)  ~/~/ Set to ABP mode
1826 1826  )))
1827 1827  
1828 1828  (((
1829 -(% style="background-color:#dcdcdc" %) AT+ADR=0(%%)  Set the Adaptive Data Rate Off
1903 +(% style="background-color:#dcdcdc" %) **AT+ADR=0**(%%)  ~/~/ Set the Adaptive Data Rate Off
1830 1830  )))
1831 1831  
1832 1832  (((
1833 -(% style="background-color:#dcdcdc" %) AT+DR=5(%%)  Set Data Rate
1907 +(% style="background-color:#dcdcdc" %)** AT+DR=5**(%%)  ~/~/ Set Data Rate
1834 1834  )))
1835 1835  
1836 1836  (((
1837 -(% style="background-color:#dcdcdc" %) AT+TDC=60000(%%)  Set transmit interval to 60 seconds
1911 +(% style="background-color:#dcdcdc" %)** AT+TDC=60000**(%%)  ~/~/ Set transmit interval to 60 seconds
1838 1838  )))
1839 1839  
1840 1840  (((
1841 -(% style="background-color:#dcdcdc" %) AT+CHS=868400000(%%)  Set transmit frequency to 868.4Mhz
1915 +(% style="background-color:#dcdcdc" %)** AT+CHS=868400000**(%%)  ~/~/ Set transmit frequency to 868.4Mhz
1842 1842  )))
1843 1843  
1844 1844  (((
1845 -(% style="background-color:#dcdcdc" %) AT+RX2FQ=868400000(%%)  Set RX2Frequency to 868.4Mhz (according to the result from server)
1919 +(% style="background-color:#dcdcdc" %)** AT+RX2FQ=868400000**(%%)  ~/~/ Set RX2Frequency to 868.4Mhz (according to the result from server)
1846 1846  )))
1847 1847  
1848 1848  (((
1849 -(% style="background-color:#dcdcdc" %) AT+RX2DR=5(%%)  Set RX2DR to match the downlink DR from server. see below
1923 +(% style="background-color:#dcdcdc" %)** AT+RX2DR=5**(%%)** ** ~/~/ Set RX2DR to match the downlink DR from server. see below
1850 1850  )))
1851 1851  
1852 1852  (((
1853 -(% style="background-color:#dcdcdc" %) AT+DADDR=26 01 1A F1 (%%) Set Device Address to 26 01 1A F1, this ID can be found in the LoRa Server portal.
1927 +(% style="background-color:#dcdcdc" %)** AT+DADDR=26 01 1A F1** (%%) ~/~/ Set Device Address to 26 01 1A F1, this ID can be found in the LoRa Server portal.
1854 1854  )))
1855 1855  
1856 1856  (((
1857 -(% style="background-color:#dcdcdc" %) ATZ         (%%) Reset MCU
1931 +(% style="background-color:#dcdcdc" %)** ATZ**         (%%) ~/~/ Reset MCU
1858 1858  
1859 1859  
1860 1860  )))
... ... @@ -1864,11 +1864,15 @@
1864 1864  )))
1865 1865  
1866 1866  (((
1867 -(% style="color:red" %)1. Make sure the device is set to ABP mode in the IoT Server.
1868 -2. Make sure the LG01/02 gateway RX frequency is exactly the same as AT+CHS setting.
1869 -3. Make sure SF / bandwidth setting in LG01/LG02 match the settings of AT+DR. refer [[this link>>url:http://www.dragino.com/downloads/index.php?dir=LoRa_Gateway/&file=LoRaWAN%201.0.3%20Regional%20Parameters.xlsx]] to see what DR means.
1870 -4. The command AT+RX2FQ and AT+RX2DR is to let downlink work. to set the correct parameters, user can check the actually downlink parameters to be used. As below. Which shows the RX2FQ should use 868400000 and RX2DR should be 5
1941 +**~1. Make sure the device is set to ABP mode in the IoT Server.**
1871 1871  
1943 +**2. Make sure the LG01/02 gateway RX frequency is exactly the same as AT+CHS setting.**
1944 +
1945 +**3. Make sure SF / bandwidth setting in LG01/LG02 match the settings of AT+DR. refer [[this link>>url:http://www.dragino.com/downloads/index.php?
1946 +dir=LoRa_Gateway/&file=LoRaWAN%201.0.3%20Regional%20Parameters.xlsx]] to see what DR means.**
1947 +
1948 +**4. The command AT+RX2FQ and AT+RX2DR is to let downlink work. to set the correct parameters, user can check the actually downlink parameters to be used. As below. Which shows the RX2FQ should use 868400000 and RX2DR should be 5**
1949 +
1872 1872  
1873 1873  )))
1874 1874  
... ... @@ -1884,12 +1884,15 @@
1884 1884  === 4.2.3 Change to Class A ===
1885 1885  
1886 1886  
1887 -If sensor JOINED
1888 -(% style="background-color:#dcdcdc" %)AT+CLASS=A
1889 -ATZ
1965 +(((
1966 +(% style="color:blue" %)**If sensor JOINED:**
1890 1890  
1968 +(% style="background-color:#dcdcdc" %)**AT+CLASS=A
1969 +ATZ**
1970 +)))
1891 1891  
1892 1892  
1973 +
1893 1893  = 5. FAQ =
1894 1894  
1895 1895  
... ... @@ -1909,12 +1909,14 @@
1909 1909  
1910 1910  (((
1911 1911  (% style="color:blue" %)**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]].
1912 -(% style="color:blue" %)**Step2**(%%)**:** Download the [[LT Image files>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/image/]].
1993 +(% style="color:blue" %)**Step2**(%%)**:** Download the [[LT Image files>>url:https://www.dropbox.com/sh/g99v0fxcltn9r1y/AADKXQ2v5ZT-S3sxdmbvE7UAa/LT-22222-L/image?dl=0&subfolder_nav_tracking=1]].
1913 1913  (% style="color:blue" %)**Step3**(%%)**:** Open flashloader; choose the correct COM port to update.
1914 1914  
1915 1915  
1997 +(((
1916 1916  (% style="color:blue" %)**For LT-22222-L**(%%):
1917 1917  Hold down the PRO button and then momentarily press the RST reset button and the (% style="color:red" %)**DO1 led**(%%) will change from OFF to ON. When (% style="color:red" %)**DO1 LED**(%%) is on, it means the device is in download mode.
2000 +)))
1918 1918  
1919 1919  
1920 1920  )))
... ... @@ -1971,10 +1971,14 @@
1971 1971  
1972 1972  (((
1973 1973  (% style="color:blue" %)**Step1**(%%):  Log in TTN, Create an ABP device in the application and input the network session key (NETSKEY), app session key (APPSKEY) from the device.
2057 +
2058 +
1974 1974  )))
1975 1975  
1976 1976  (((
1977 1977  [[image:1653360231087-571.png||height="401" width="727"]]
2063 +
2064 +
1978 1978  )))
1979 1979  
1980 1980  (((
... ... @@ -1982,21 +1982,23 @@
1982 1982  )))
1983 1983  
1984 1984  
2072 +
1985 1985  (((
1986 1986  (% style="color:blue" %)**Step2**(%%)**:  **Run AT Command to make LT work in Single frequency & ABP mode. Below is the AT commands:
2075 +
2076 +
1987 1987  )))
1988 1988  
1989 1989  (((
1990 -(% style="background-color:#dcdcdc" %)123456 (%%) Enter Password to have AT access.
1991 -(% style="background-color:#dcdcdc" %)AT+FDR(%%)  Reset Parameters to Factory Default, Keys Reserve
1992 -(% style="background-color:#dcdcdc" %)123456 (%%) Enter Password to have AT access.
1993 -(% style="background-color:#dcdcdc" %)AT+NJM=0 (%%) Set to ABP mode
1994 -(% style="background-color:#dcdcdc" %)AT+ADR=0 (%%) Set the Adaptive Data Rate Off
1995 -(% style="background-color:#dcdcdc" %)AT+DR=5 (%%) Set Data Rate (Set AT+DR=3 for 915 band)
1996 -(% style="background-color:#dcdcdc" %)AT+TDC=60000 (%%) Set transmit interval to 60 seconds
1997 -(% style="background-color:#dcdcdc" %)AT+CHS=868400000(%%)  Set transmit frequency to 868.4Mhz
1998 -(% style="background-color:#dcdcdc" %)AT+DADDR=26 01 1A F1(%%)  Set Device Address to 26 01 1A F1
1999 -(% style="background-color:#dcdcdc" %)ATZ        (%%) Reset MCU
2080 +(% style="background-color:#dcdcdc" %)**123456** (%%) :  Enter Password to have AT access.
2081 +(% style="background-color:#dcdcdc" %)**AT+FDR**(%%)  :  Reset Parameters to Factory Default, Keys Reserve
2082 +(% style="background-color:#dcdcdc" %)**AT+NJM=0** (%%) :  Set to ABP mode
2083 +(% style="background-color:#dcdcdc" %)**AT+ADR=0** (%%) :  Set the Adaptive Data Rate Off
2084 +(% style="background-color:#dcdcdc" %)**AT+DR=5** (%%) :  Set Data Rate (Set AT+DR=3 for 915 band)
2085 +(% style="background-color:#dcdcdc" %)**AT+TDC=60000 **(%%) :  Set transmit interval to 60 seconds
2086 +(% style="background-color:#dcdcdc" %)**AT+CHS=868400000**(%%) : Set transmit frequency to 868.4Mhz
2087 +(% style="background-color:#dcdcdc" %)**AT+DADDR=26 01 1A F1**(%%)  :  Set Device Address to 26 01 1A F1
2088 +(% style="background-color:#dcdcdc" %)**ATZ**        (%%) :  Reset MCU
2000 2000  )))
2001 2001  
2002 2002  
... ... @@ -2019,7 +2019,7 @@
2019 2019  == 5.5 Can i use point to point communication for LT-22222-L? ==
2020 2020  
2021 2021  
2022 -Yes, please refer [[Point to Point Communication>>doc:Main. Point to Point Communication of LT-22222-L.WebHome]]
2111 +Yes, please refer [[Point to Point Communication>>doc:Main. Point to Point Communication of LT-22222-L.WebHome]]  ，this is [[firmware>>https://www.dropbox.com/sh/g99v0fxcltn9r1y/AADKXQ2v5ZT-S3sxdmbvE7UAa/LT-22222-L/image?dl=0&subfolder_nav_tracking=1]].
2023 2023  
2024 2024  
2025 2025  
... ... @@ -2039,7 +2039,19 @@
2039 2039  
2040 2040  
2041 2041  
2131 +== 5.7 Can i set up LT-22222-L as a NC(Normal Close) Relay? ==
2132 +
2133 +
2134 +LT-22222-L built-in relay is NO (Normal Open). User can use an external relay to achieve Normal Close purpose. Diagram as below:
2135 +
2136 +
2137 +[[image:image-20221006170630-1.png||height="610" width="945"]]
2138 +
2139 +
2140 +
2042 2042  = 6. Trouble Shooting =
2142 +
2143 +
2043 2043  )))
2044 2044  
2045 2045  (((
... ... @@ -2099,6 +2099,8 @@
2099 2099  * (% style="color:red" %)**IN865**(%%):  LT with frequency bands IN865
2100 2100  * (% style="color:red" %)**CN779**(%%):  LT with frequency bands CN779
2101 2101  
2203 +
2204 +
2102 2102  = 8. Packing Info =
2103 2103  
2104 2104  
... ... @@ -2116,6 +2116,8 @@
2116 2116  * Package Size / pcs : 14.5 x 8 x 5 cm
2117 2117  * Weight / pcs : 170g
2118 2118  
2222 +
2223 +
2119 2119  = 9. Support =
2120 2120  
2121 2121  
... ... @@ -2136,5 +2136,3 @@
2136 2136  * LT-22222-L: [[http:~~/~~/www.dragino.com/products/lora-lorawan-end-node/item/156-lt-22222-l.html>>url:http://www.dragino.com/products/lora-lorawan-end-node/item/156-lt-22222-l.html]]
2137 2137  * [[Datasheet, Document Base>>https://www.dropbox.com/sh/gxxmgks42tqfr3a/AACEdsj_mqzeoTOXARRlwYZ2a?dl=0]]
2138 2138  * [[Hardware Source>>url:https://github.com/dragino/Lora/tree/master/LT/LT-33222-L/v1.0]]
2139 -
2140 -
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