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Last modified by Mengting Qiu on 2025/06/04 18:42
From version 75.11
edited by Xiaoling
on 2022/06/01 17:29
Change comment: There is no comment for this version
To version 77.85
edited by Xiaoling
on 2022/06/10 09:26
Change comment: There is no comment for this version

Summary

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Content
... ... @@ -11,6 +11,9 @@
11 11  
12 12  
13 13  
14 +
15 +
16 +
14 14  = 1.Introduction =
15 15  
16 16  == 1.1 What is LT Series I/O Controller ==
... ... @@ -48,6 +48,8 @@
48 48  == 1.2  Specifications ==
49 49  
50 50  (((
54 +
55 +
51 51  **Hardware System:**
52 52  )))
53 53  
... ... @@ -167,8 +167,6 @@
167 167  * Firmware upgradable via program port
168 168  * Counting
169 169  
170 -
171 -
172 172  == 1.4  Applications ==
173 173  
174 174  * Smart Buildings & Home Automation
... ... @@ -178,8 +178,6 @@
178 178  * Smart Cities
179 179  * Smart Factory
180 180  
181 -
182 -
183 183  == 1.5 Hardware Variants ==
184 184  
185 185  (% border="1" style="background-color:#f7faff; width:500px" %)
... ... @@ -193,8 +193,6 @@
193 193  * 1 x Counting Port
194 194  )))
195 195  
196 -
197 -
198 198  = 2. Power ON Device =
199 199  
200 200  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.
... ... @@ -206,6 +206,7 @@
206 206  [[image:1653297104069-180.png]]
207 207  
208 208  
208 +
209 209  = 3. Operation Mode =
210 210  
211 211  == 3.1 How it works? ==
... ... @@ -220,6 +220,8 @@
220 220  
221 221  )))
222 222  
223 +
224 +
223 223  == 3.2 Example to join LoRaWAN network ==
224 224  
225 225  (((
... ... @@ -261,6 +261,7 @@
261 261  [[image:1653298044601-602.png||height="405" width="709"]]
262 262  
263 263  
266 +
264 264  == 3.3 Uplink Payload ==
265 265  
266 266  There are five working modes + one interrupt mode on LT for different type application:
... ... @@ -272,8 +272,6 @@
272 272  * **MOD5**: Single DI Counting + 2 x AVI + 1 x ACI + DO + RO
273 273  * **ADDMOD6**: Trigger Mode, Optional, used together with MOD1 ~~ MOD5
274 274  
275 -
276 -
277 277  === 3.3.1 AT+MOD~=1, 2ACI+2AVI ===
278 278  
279 279  The uplink payload includes totally 9 bytes. Uplink packets use FPORT=2 and every 10 minutes send one uplink by default.
... ... @@ -324,10 +324,9 @@
324 324  ** DO1 is high in case there is load between DO1 and V+.
325 325  ** DO1 LED is off in both case
326 326  
327 -
328 -
329 329  === 3.3.2 AT+MOD~=2, (Double DI Counting) ===
330 330  
330 +
331 331  **For LT-22222-L**: this mode the **DI1 and DI2** are used as counting pins.
332 332  
333 333  (((
... ... @@ -336,6 +336,7 @@
336 336  
337 337  [[image:image-20220523180452-3.png]]
338 338  
339 +
339 339  (((
340 340  (% style="color:#4f81bd" %)**DIDORO**(%%) is a combination for RO1, RO2, DO3, DO2 and DO1. Totally 1bytes as below
341 341  )))
... ... @@ -351,6 +351,8 @@
351 351  )))
352 352  
353 353  (((
355 +
356 +
354 354  **To use counting mode, please run:**
355 355  )))
356 356  
... ... @@ -369,6 +369,8 @@
369 369  )))
370 370  
371 371  (((
375 +
376 +
372 372  (% style="color:#4f81bd" %)**AT Commands for counting:**
373 373  )))
374 374  
... ... @@ -419,6 +419,7 @@
419 419  )))
420 420  
421 421  
427 +
422 422  === 3.3.3 AT+MOD~=3, Single DI Counting + 2 x ACI ===
423 423  
424 424  **LT22222-L**: This mode the DI1 is used as a counting pin.
... ... @@ -463,8 +463,10 @@
463 463  
464 464  )))
465 465  
472 +
466 466  === 3.3.4 AT+MOD~=4, Single DI Counting + 1 x Voltage Counting ===
467 467  
475 +
468 468  **LT22222-L**: This mode the DI1 is used as a counting pin.
469 469  
470 470  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.
... ... @@ -471,6 +471,7 @@
471 471  
472 472  [[image:image-20220523181903-8.png]]
473 473  
482 +
474 474  (((
475 475  (% style="color:#4f81bd" %)**DIDORO **(%%)is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below
476 476  )))
... ... @@ -486,6 +486,8 @@
486 486  )))
487 487  
488 488  (((
498 +
499 +
489 489  **To use this mode, please run:**
490 490  )))
491 491  
... ... @@ -512,6 +512,8 @@
512 512  )))
513 513  
514 514  (((
526 +
527 +
515 515  **Plus below command for AVI1 Counting:**
516 516  )))
517 517  
... ... @@ -544,13 +544,17 @@
544 544  )))
545 545  
546 546  
560 +
547 547  === 3.3.5 AT+MOD~=5, Single DI Counting + 2 x AVI + 1 x ACI ===
548 548  
563 +
549 549  **LT22222-L**: This mode the DI1 is used as a counting pin.
550 550  
551 551  [[image:image-20220523182334-9.png]]
552 552  
553 553  (((
569 +
570 +
554 554  (% style="color:#4f81bd" %)**DIDORO**(%%) is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below
555 555  )))
556 556  
... ... @@ -565,6 +565,8 @@
565 565  )))
566 566  
567 567  (((
585 +
586 +
568 568  **To use this mode, please run:**
569 569  )))
570 570  
... ... @@ -584,12 +584,13 @@
584 584  
585 585  (((
586 586  Other AT Commands for counting are similar to [[MOD2 Counting Command>>||anchor="H3.3.2AT2BMOD3D22C28DoubleDICounting29"]].
587 -
588 -
589 589  )))
590 590  
608 +
609 +
591 591  === 3.3.6 AT+ADDMOD~=6. (Trigger Mode, Optional) ===
592 592  
612 +
593 593  (% style="color:#4f81bd" %)**This mode is an optional mode for trigger purpose. It can run together with other mode.**
594 594  
595 595  For example, if user has configured below commands:
... ... @@ -597,11 +597,13 @@
597 597  * **AT+MOD=1 ** **~-~->** The normal working mode
598 598  * **AT+ADDMOD6=1**   **~-~->** Enable trigger
599 599  
620 +
600 600  LT will keep monitoring AV1/AV2/AC1/AC2 every 5 seconds; LT will send uplink packets in two cases:
601 601  
602 602  1. Periodically uplink (Base on TDC time). Payload is same as the normal MOD (MOD 1 for above command). This uplink uses LoRaWAN (% style="color:#4f81bd" %)**unconfirmed**(%%) data type
603 603  1. Trigger uplink when meet the trigger condition. LT will sent two packets in this case, the first uplink use payload specify in this mod (mod=6), the second packets use the normal mod payload(MOD=1 for above settings). Both Uplinks use LoRaWAN (% style="color:#4f81bd" %)**CONFIRMED data type.**
604 604  
626 +
605 605  **AT Command to set Trigger Condition**:
606 606  
607 607  (% style="color:#4f81bd" %)**Trigger base on voltage**:
... ... @@ -614,6 +614,7 @@
614 614  
615 615  AT+AVLIM=5000,0,0,0   (If AVI1 voltage lower than 5V , trigger uplink, 0 means ignore)
616 616  
639 +
617 617  (% style="color:#4f81bd" %)**Trigger base on current**:
618 618  
619 619  Format: AT+ACLIM=<AC1_LIMIT_LOW>,< AC1_LIMIT_HIGH>,<AC2_LIMIT_LOW>,< AC2_LIMIT_HIGH>
... ... @@ -622,6 +622,7 @@
622 622  
623 623  AT+ACLIM=10000,15000,0,0   (If ACI1 voltage lower than 10mA or higher than 15mA, trigger an uplink)
624 624  
648 +
625 625  (% style="color:#4f81bd" %)**Trigger base on DI status**:
626 626  
627 627  DI status trigger Flag.
... ... @@ -651,14 +651,17 @@
651 651  
652 652   Yy4 yy4: AC2 or AV2 high limit.
653 653  
678 +
654 654  **Example1**: AA 00 13 88 00 00 00 00 00 00
655 655  
656 656  Same as AT+AVLIM=5000,0,0,0   (If AVI1 voltage lower than 5V , trigger uplink, 0 means ignore)
657 657  
683 +
658 658  **Example2**: AA 02 01 00
659 659  
660 660  Same as AT+ DTRI =1,0  (Enable DI1 trigger / disable DI2 trigger)
661 661  
688 +
662 662  (% style="color:#4f81bd" %)**Trigger Settings Payload Explanation:**
663 663  
664 664  MOD6 Payload : total 11 bytes payload
... ... @@ -665,6 +665,7 @@
665 665  
666 666  [[image:image-20220524085923-1.png]]
667 667  
695 +
668 668  (% style="color:#4f81bd" %)**TRI FLAG1**(%%) is a combination to show if trigger is set for this part. Totally 1byte as below
669 669  
670 670  [[image:image-20220524090106-2.png]]
... ... @@ -671,6 +671,7 @@
671 671  
672 672  * Each bits shows if the corresponding trigger has been configured.
673 673  
702 +
674 674  **Example:**
675 675  
676 676  10100000: Means the system has configure to use the trigger: AC1_LOW and AV2_LOW
... ... @@ -682,6 +682,7 @@
682 682  
683 683  * Each bits shows which status has been trigger on this uplink.
684 684  
714 +
685 685  **Example:**
686 686  
687 687  10000000: Means this packet is trigger by AC1_LOW. Means voltage too low.
... ... @@ -693,6 +693,7 @@
693 693  
694 694  * Each bits shows which status has been trigger on this uplink.
695 695  
726 +
696 696  **Example:**
697 697  
698 698  00000111: Means both DI1 and DI2 trigger are enabled and this packet is trigger by DI1.
... ... @@ -709,14 +709,19 @@
709 709  When device got this command, it will send the MOD6 payload.
710 710  
711 711  
743 +
712 712  === 3.3.7 Payload Decoder ===
713 713  
714 714  (((
747 +
748 +
715 715  **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/]]
716 716  
717 717  
718 718  )))
719 719  
754 +
755 +
720 720  == 3.4 ​Configure LT via AT or Downlink ==
721 721  
722 722  User can configure LT I/O Controller via AT Commands or LoRaWAN Downlink Commands
... ... @@ -725,15 +725,18 @@
725 725  There are two kinds of Commands:
726 726  )))
727 727  
728 -* (% 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
764 +* (% 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]]
729 729  
730 730  * (% style="color:#4f81bd" %)**Sensor Related Commands**(%%): These commands are special designed for LT-22222-L.  User can see these commands below:
731 731  
768 +
769 +
732 732  === 3.4.1 Common Commands ===
733 733  
734 734  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]]
735 735  
736 736  
775 +
737 737  === 3.4.2 Sensor related commands ===
738 738  
739 739  ==== 3.4.2.1 Set Transmit Interval ====
... ... @@ -749,6 +749,7 @@
749 749  
750 750  **Example: **AT+TDC=30000. Means set interval to 30 seconds
751 751  
791 +
752 752  * Downlink Payload (prefix 0x01):
753 753  
754 754  (% class="box infomessage" %)
... ... @@ -757,6 +757,7 @@
757 757  )))
758 758  
759 759  
800 +
760 760  ==== 3.4.2.2 Set Work Mode (AT+MOD) ====
761 761  
762 762  Set work mode.
... ... @@ -770,6 +770,7 @@
770 770  
771 771  **Example**: AT+MOD=2. Set work mode to Double DI counting mode
772 772  
814 +
773 773  * Downlink Payload (prefix 0x0A):
774 774  
775 775  (% class="box infomessage" %)
... ... @@ -778,6 +778,7 @@
778 778  )))
779 779  
780 780  
823 +
781 781  ==== 3.4.2.3 Poll an uplink ====
782 782  
783 783  * AT Command:
... ... @@ -784,6 +784,7 @@
784 784  
785 785  There is no AT Command to poll uplink
786 786  
830 +
787 787  * Downlink Payload (prefix 0x08):
788 788  
789 789  (% class="box infomessage" %)
... ... @@ -794,9 +794,10 @@
794 794  **Example**: 0x08FF, ask device to send an Uplink
795 795  
796 796  
841 +
797 797  ==== 3.4.2.4 Enable Trigger Mode ====
798 798  
799 -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]]
844 +Use of trigger mode, please check [[ADDMOD6>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
800 800  
801 801  * AT Command:
802 802  
... ... @@ -809,6 +809,7 @@
809 809  
810 810  0: Disable Trigger Mode
811 811  
857 +
812 812  * Downlink Payload (prefix 0x0A 06):
813 813  
814 814  (% class="box infomessage" %)
... ... @@ -817,6 +817,7 @@
817 817  )))
818 818  
819 819  
866 +
820 820  ==== 3.4.2.5 Poll trigger settings ====
821 821  
822 822  Poll trigger settings,
... ... @@ -825,6 +825,7 @@
825 825  
826 826  There is no AT Command for this feature.
827 827  
875 +
828 828  * Downlink Payload (prefix 0x AB 06):
829 829  
830 830  (% class="box infomessage" %)
... ... @@ -833,6 +833,7 @@
833 833  )))
834 834  
835 835  
884 +
836 836  ==== 3.4.2.6 Enable / Disable DI1/DI2/DI3 as trigger ====
837 837  
838 838  Enable Disable DI1/DI2/DI2 as trigger,
... ... @@ -844,6 +844,7 @@
844 844  **Format: AT+DTRI=<DI1_TIRGGER_FlAG>,< DI2_TIRGGER_FlAG >**
845 845  )))
846 846  
896 +
847 847  **Example:**
848 848  
849 849  AT+ DTRI =1,0   (Enable DI1 trigger / disable DI2 trigger)
... ... @@ -856,6 +856,7 @@
856 856  )))
857 857  
858 858  
909 +
859 859  ==== 3.4.2.7 Trigger1 – Set DI1 or DI3 as trigger ====
860 860  
861 861  Set DI1 or DI3(for LT-33222-L) trigger.
... ... @@ -871,10 +871,12 @@
871 871  
872 872  b : delay timing.
873 873  
925 +
874 874  **Example:**
875 875  
876 876  AT+TRIG1=1,100(set DI1 port to trigger on high level, valid signal is 100ms )
877 877  
930 +
878 878  * Downlink Payload (prefix 0x09 01 ):
879 879  
880 880  (% class="box infomessage" %)
... ... @@ -883,6 +883,7 @@
883 883  )))
884 884  
885 885  
939 +
886 886  ==== 3.4.2.8 Trigger2 – Set DI2 as trigger ====
887 887  
888 888  Set DI2 trigger.
... ... @@ -898,10 +898,12 @@
898 898  
899 899  b : delay timing.
900 900  
955 +
901 901  **Example:**
902 902  
903 903  AT+TRIG2=0,100(set DI1 port to trigger on low level, valid signal is 100ms )
904 904  
960 +
905 905  * Downlink Payload (prefix 0x09 02 ):
906 906  
907 907  (% class="box infomessage" %)
... ... @@ -910,9 +910,10 @@
910 910  )))
911 911  
912 912  
969 +
913 913  ==== 3.4.2.9 Trigger – Set AC (current) as trigger ====
914 914  
915 -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]]
972 +Set current trigger , base on AC port. See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
916 916  
917 917  * AT Command:
918 918  
... ... @@ -921,33 +921,37 @@
921 921  **AT+ACLIM. **
922 922  )))
923 923  
981 +
924 924  * Downlink Payload (prefix 0xAA 01 ):
925 925  
926 926  (% class="box infomessage" %)
927 927  (((
928 -**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]]**
986 +**0x AA 01 aa bb cc dd ee ff gg hh ~/~/ same as AT+ACLIM See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]**
929 929  )))
930 930  
931 931  
990 +
932 932  ==== 3.4.2.10 Trigger – Set AV (voltage) as trigger ====
933 933  
934 -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]]
993 +Set current trigger , base on AV port. See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
935 935  
936 936  * AT Command:
937 937  
938 938  (% class="box infomessage" %)
939 939  (((
940 -**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]]**
999 +**AT+AVLIM. See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]**
941 941  )))
942 942  
1002 +
943 943  * Downlink Payload (prefix 0xAA 00 ):
944 944  
945 945  (% class="box infomessage" %)
946 946  (((
947 -**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]] **
1007 +**0x AA 00 aa bb cc dd ee ff gg hh ~/~/ same as AT+AVLIM See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]] **
948 948  )))
949 949  
950 950  
1011 +
951 951  ==== 3.4.2.11 Trigger – Set minimum interval ====
952 952  
953 953  Set AV and AC trigger minimum interval, system won’t response to the second trigger within this set time after the first trigger.
... ... @@ -959,6 +959,7 @@
959 959  **AT+ATDC=5. Device won’t response the second trigger within 5 minute after the first trigger.**
960 960  )))
961 961  
1023 +
962 962  * Downlink Payload (prefix 0xAC ):
963 963  
964 964  (% class="box infomessage" %)
... ... @@ -967,6 +967,7 @@
967 967  )))
968 968  
969 969  
1032 +
970 970  ==== 3.4.2.12 DO ~-~- Control Digital Output DO1/DO2/DO3 ====
971 971  
972 972  * AT Command:
... ... @@ -973,6 +973,7 @@
973 973  
974 974  There is no AT Command to control Digital Output
975 975  
1039 +
976 976  * Downlink Payload (prefix 0x02):
977 977  
978 978  (% class="box infomessage" %)
... ... @@ -999,6 +999,7 @@
999 999  )))
1000 1000  
1001 1001  
1066 +
1002 1002  ==== 3.4.2.13 DO ~-~- Control Digital Output DO1/DO2/DO3 with time control ====
1003 1003  
1004 1004  * AT Command:
... ... @@ -1005,6 +1005,7 @@
1005 1005  
1006 1006  There is no AT Command to control Digital Output
1007 1007  
1073 +
1008 1008  * Downlink Payload (prefix 0xA9):
1009 1009  
1010 1010  (% class="box infomessage" %)
... ... @@ -1024,18 +1024,22 @@
1024 1024  
1025 1025  00: DO pins will change to an inverter state after timeout 
1026 1026  
1093 +
1027 1027  (% style="color:#4f81bd" %)**Third Byte**(%%): Control Method and Ports status:
1028 1028  
1029 1029  [[image:image-20220524093238-6.png]]
1030 1030  
1098 +
1031 1031  (% style="color:#4f81bd" %)**Fourth Byte**(%%): Control Method and Ports status:
1032 1032  
1033 1033  [[image:image-20220524093328-7.png]]
1034 1034  
1103 +
1035 1035  (% style="color:#4f81bd" %)**Fifth Byte**(%%): Control Method and Ports status:
1036 1036  
1037 1037  [[image:image-20220524093351-8.png]]
1038 1038  
1108 +
1039 1039  (% style="color:#4f81bd" %)**Sixth and Seventh Byte**:
1040 1040  
1041 1041   Latching time. Unit: ms
... ... @@ -1042,6 +1042,7 @@
1042 1042  
1043 1043  Device will upload a packet if downlink code executes successfully.
1044 1044  
1115 +
1045 1045  **Example payload:**
1046 1046  
1047 1047  **~1. A9 01 01 01 01 07 D0**
... ... @@ -1061,12 +1061,14 @@
1061 1061  DO1 pin no action, DO2 pin set low, DO3 pin set high, last 2 seconds, then DO1 pin no action, DO2 pin set high, DO3 pin set low
1062 1062  
1063 1063  
1064 -=== 3.4.2.14 Relay ~-~- Control Relay Output RO1/RO2 ===
1065 1065  
1136 +==== 3.4.2.14 Relay ~-~- Control Relay Output RO1/RO2 ====
1137 +
1066 1066  * AT Command:
1067 1067  
1068 1068  There is no AT Command to control Relay Output
1069 1069  
1142 +
1070 1070  * Downlink Payload (prefix 0x03):
1071 1071  
1072 1072  (% class="box infomessage" %)
... ... @@ -1089,6 +1089,7 @@
1089 1089  Device will upload a packet if downlink code executes successfully.
1090 1090  
1091 1091  
1165 +
1092 1092  ==== 3.4.2.15 Relay ~-~- Control Relay Output RO1/RO2 with time control ====
1093 1093  
1094 1094  * AT Command:
... ... @@ -1095,6 +1095,7 @@
1095 1095  
1096 1096  There is no AT Command to control Relay Output
1097 1097  
1172 +
1098 1098  * Downlink Payload (prefix 0x05):
1099 1099  
1100 1100  (% class="box infomessage" %)
... ... @@ -1112,14 +1112,17 @@
1112 1112  
1113 1113  00: Relays will change to an inverter state after timeout
1114 1114  
1190 +
1115 1115  (% style="color:#4f81bd" %)**Third Byte(bb)**(%%): Control Method and Ports status:
1116 1116  
1117 1117  [[image:image-20220524093831-10.png]]
1118 1118  
1195 +
1119 1119  (% style="color:#4f81bd" %)**Fourth/Fifth Bytes(cc)**(%%): Latching time. Unit: ms
1120 1120  
1121 1121  Device will upload a packet if downlink code executes successfully.
1122 1122  
1200 +
1123 1123  **Example payload:**
1124 1124  
1125 1125  **~1. 05 01 11 07 D0**
... ... @@ -1139,17 +1139,19 @@
1139 1139  Relay 1 & relay2 will change to NC, last 2 seconds, then both change to NO.
1140 1140  
1141 1141  
1220 +
1142 1142  ==== 3.4.2.16 Counting ~-~- Voltage threshold counting ====
1143 1143  
1144 -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]]
1223 +When voltage exceed the threshold, count. Feature see [[MOD4>>||anchor="H3.3.4AT2BMOD3D42CSingleDICounting2B1xVoltageCounting"]]
1145 1145  
1146 1146  * AT Command:
1147 1147  
1148 1148  (% class="box infomessage" %)
1149 1149  (((
1150 -**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]]**
1229 +**AT+VOLMAX    ~/~/ See [[MOD4>>||anchor="H3.3.4AT2BMOD3D42CSingleDICounting2B1xVoltageCounting"]]**
1151 1151  )))
1152 1152  
1232 +
1153 1153  * Downlink Payload (prefix 0xA5):
1154 1154  
1155 1155  (% class="box infomessage" %)
... ... @@ -1158,6 +1158,7 @@
1158 1158  )))
1159 1159  
1160 1160  
1241 +
1161 1161  ==== 3.4.2.17 Counting ~-~- Pre-configure the Count Number ====
1162 1162  
1163 1163  * AT Command:
... ... @@ -1175,6 +1175,7 @@
1175 1175  
1176 1176  Bb cc dd ee: number to be set
1177 1177  
1259 +
1178 1178  * Downlink Payload (prefix 0xA8):
1179 1179  
1180 1180  (% class="box infomessage" %)
... ... @@ -1183,6 +1183,7 @@
1183 1183  )))
1184 1184  
1185 1185  
1268 +
1186 1186  ==== 3.4.2.18 Counting ~-~- Clear Counting ====
1187 1187  
1188 1188  Clear counting for counting mode
... ... @@ -1202,6 +1202,7 @@
1202 1202  )))
1203 1203  
1204 1204  
1288 +
1205 1205  ==== 3.4.2.19 Counting ~-~- Change counting mode save time ====
1206 1206  
1207 1207  * AT Command:
... ... @@ -1224,16 +1224,17 @@
1224 1224  
1225 1225  )))
1226 1226  
1311 +
1227 1227  == 3.5 Integrate with Mydevice ==
1228 1228  
1229 1229  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:
1230 1230  
1231 1231  (((
1232 -**Step 1**: Be sure that your device is programmed and properly connected to the network at this time.
1317 +(% style="color:blue" %)**Step 1**(%%): Be sure that your device is programmed and properly connected to the network at this time.
1233 1233  )))
1234 1234  
1235 1235  (((
1236 -**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:
1321 +(% style="color:blue" %)**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:
1237 1237  )))
1238 1238  
1239 1239  [[image:1653356737703-362.png||height="232" width="732"]]
... ... @@ -1240,30 +1240,38 @@
1240 1240  
1241 1241  [[image:image-20220524094641-11.png||height="390" width="723"]]
1242 1242  
1328 +
1243 1243  [[image:image-20220524094641-12.png||height="402" width="718"]]
1244 1244  
1245 -**Step 3**: Create an account or log in Mydevices.
1246 1246  
1247 -**Step 4**: Search LT-22222-L(for both LT-22222-L / LT-33222-L) and add DevEUI.(% style="display:none" %)
1332 +(% style="color:blue" %)**Step 3**(%%): Create an account or log in Mydevices.
1248 1248  
1334 +(% style="color:blue" %)**Step 4**(%%): Search LT-22222-L(for both LT-22222-L / LT-33222-L) and add DevEUI.(% style="display:none" %)
1335 +
1249 1249  Search under The things network
1250 1250  
1251 1251  [[image:1653356838789-523.png||height="337" width="740"]]
1252 1252  
1253 1253  
1341 +
1254 1254  After added, the sensor data arrive TTN, it will also arrive and show in Mydevices.
1255 1255  
1256 1256  [[image:image-20220524094909-1.png||height="335" width="729"]]
1257 1257  
1346 +
1258 1258  [[image:image-20220524094909-2.png||height="337" width="729"]]
1259 1259  
1349 +
1260 1260  [[image:image-20220524094909-3.png||height="338" width="727"]]
1261 1261  
1352 +
1262 1262  [[image:image-20220524094909-4.png||height="339" width="728"]](% style="display:none" %)
1263 1263  
1355 +
1264 1264  [[image:image-20220524094909-5.png||height="341" width="734"]]
1265 1265  
1266 1266  
1359 +
1267 1267  == 3.6 Interface Detail ==
1268 1268  
1269 1269  === 3.6.1 Digital Input Port: DI1/DI2 /DI3 ( For LT-33222-L, low active ) ===
... ... @@ -1273,6 +1273,7 @@
1273 1273  [[image:1653356991268-289.png]]
1274 1274  
1275 1275  
1369 +
1276 1276  === 3.6.2 Digital Input Port: DI1/DI2 ( For LT-22222-L) ===
1277 1277  
1278 1278  (((
... ... @@ -1298,7 +1298,7 @@
1298 1298  )))
1299 1299  
1300 1300  (((
1301 -**Example1**: Connect to a Low active sensor.
1395 +(% style="color:blue" %)**Example1**(%%): Connect to a Low active sensor.
1302 1302  )))
1303 1303  
1304 1304  (((
... ... @@ -1329,7 +1329,7 @@
1329 1329  )))
1330 1330  
1331 1331  (((
1332 -**Example2**: Connect to a High active sensor.
1426 +(% style="color:blue" %)**Example2**(%%): Connect to a High active sensor.
1333 1333  )))
1334 1334  
1335 1335  (((
... ... @@ -1360,7 +1360,7 @@
1360 1360  )))
1361 1361  
1362 1362  (((
1363 -**Example3**: Connect to a 220v high active sensor.
1457 +(% style="color:blue" %)**Example3**(%%): Connect to a 220v high active sensor.
1364 1364  )))
1365 1365  
1366 1366  (((
... ... @@ -1387,6 +1387,7 @@
1387 1387  )))
1388 1388  
1389 1389  
1484 +
1390 1390  === 3.6.3 Digital Output Port: DO1/DO2 /DO3 ===
1391 1391  
1392 1392  NPN output: GND or Float. Max voltage can apply to output pin is 36v.
... ... @@ -1394,12 +1394,14 @@
1394 1394  [[image:1653357531600-905.png]]
1395 1395  
1396 1396  
1492 +
1397 1397  === 3.6.4 Analog Input Interface ===
1398 1398  
1399 1399  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:
1400 1400  
1401 -**AC2 = (IN2 voltage )/12**
1402 1402  
1498 +(% style="color:blue" %)**AC2 = (IN2 voltage )/12**
1499 +
1403 1403  [[image:1653357592296-182.png]]
1404 1404  
1405 1405  Example to connect a 4~~20mA sensor
... ... @@ -1406,22 +1406,24 @@
1406 1406  
1407 1407  We take the wind speed sensor as an example for reference only.
1408 1408  
1409 -Specifications of the wind speed sensor:
1410 1410  
1411 -Red:12~~24v
1507 +**Specifications of the wind speed sensor:**
1412 1412  
1413 -Yellow:4~~20mA
1509 +Red:  12~~24v
1414 1414  
1415 -Black:GND
1511 +Yellow:  4~~20mA
1416 1416  
1513 +Black:  GND
1417 1417  
1418 -Connection diagram:
1419 1419  
1516 +**Connection diagram:**
1517 +
1420 1420  [[image:1653357640609-758.png]]
1421 1421  
1422 1422  [[image:1653357648330-671.png||height="155" width="733"]]
1423 1423  
1424 1424  
1523 +
1425 1425  === 3.6.5 Relay Output ===
1426 1426  
1427 1427  (((
... ... @@ -1433,6 +1433,7 @@
1433 1433  [[image:image-20220524100215-10.png||height="382" width="723"]]
1434 1434  
1435 1435  
1535 +
1436 1436  == 3.7 LEDs Indicators ==
1437 1437  
1438 1438  [[image:image-20220524100748-11.png]]
... ... @@ -1446,6 +1446,7 @@
1446 1446  
1447 1447  [[image:1653358238933-385.png]]
1448 1448  
1549 +
1449 1449  (((
1450 1450  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:
1451 1451  )))
... ... @@ -1452,6 +1452,7 @@
1452 1452  
1453 1453  [[image:1653358355238-883.png]]
1454 1454  
1556 +
1455 1455  (((
1456 1456  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/]]
1457 1457  )))
... ... @@ -1642,12 +1642,16 @@
1642 1642  
1643 1643  )))
1644 1644  
1747 +
1748 +
1645 1645  == 4.2 Common AT Command Sequence ==
1646 1646  
1647 1647  === 4.2.1 Multi-channel ABP mode (Use with SX1301/LG308) ===
1648 1648  
1649 1649  (((
1650 -If device has not joined network yet:
1754 +
1755 +
1756 +**If device has not joined network yet:**
1651 1651  )))
1652 1652  
1653 1653  (((
... ... @@ -1672,7 +1672,7 @@
1672 1672  
1673 1673  
1674 1674  (((
1675 -If device already joined network:
1781 +**If device already joined network:**
1676 1676  )))
1677 1677  
1678 1678  (((
... ... @@ -1685,10 +1685,14 @@
1685 1685  
1686 1686  )))
1687 1687  
1794 +
1795 +
1688 1688  === 4.2.2 Single-channel ABP mode (Use with LG01/LG02) ===
1689 1689  
1690 1690  (((
1691 -(% style="background-color:#dcdcdc" %) 123456(%%)   Enter Password to have AT access.
1799 +
1800 +
1801 +(% style="background-color:#dcdcdc" %)123456(%%)  Enter Password to have AT access.
1692 1692  )))
1693 1693  
1694 1694  (((
... ... @@ -1696,7 +1696,7 @@
1696 1696  )))
1697 1697  
1698 1698  (((
1699 -(% style="background-color:#dcdcdc" %) 123456(%%)   Enter Password to have AT access.
1809 +(% style="background-color:#dcdcdc" %) 123456(%%)  Enter Password to have AT access.
1700 1700  )))
1701 1701  
1702 1702  (((
... ... @@ -1704,39 +1704,41 @@
1704 1704  )))
1705 1705  
1706 1706  (((
1707 -(% style="background-color:#dcdcdc" %) AT+NJM=0(%%) Set to ABP mode
1817 +(% style="background-color:#dcdcdc" %) AT+NJM=0(%%)  Set to ABP mode
1708 1708  )))
1709 1709  
1710 1710  (((
1711 -(% style="background-color:#dcdcdc" %) AT+ADR=0(%%) Set the Adaptive Data Rate Off
1821 +(% style="background-color:#dcdcdc" %) AT+ADR=0(%%)  Set the Adaptive Data Rate Off
1712 1712  )))
1713 1713  
1714 1714  (((
1715 -(% style="background-color:#dcdcdc" %) AT+DR=5(%%)  Set Data Rate
1825 +(% style="background-color:#dcdcdc" %) AT+DR=5(%%)  Set Data Rate
1716 1716  )))
1717 1717  
1718 1718  (((
1719 -(% style="background-color:#dcdcdc" %) AT+TDC=60000(%%)  Set transmit interval to 60 seconds
1829 +(% style="background-color:#dcdcdc" %) AT+TDC=60000(%%)  Set transmit interval to 60 seconds
1720 1720  )))
1721 1721  
1722 1722  (((
1723 -(% style="background-color:#dcdcdc" %) AT+CHS=868400000(%%) Set transmit frequency to 868.4Mhz
1833 +(% style="background-color:#dcdcdc" %) AT+CHS=868400000(%%)  Set transmit frequency to 868.4Mhz
1724 1724  )))
1725 1725  
1726 1726  (((
1727 -(% style="background-color:#dcdcdc" %) AT+RX2FQ=868400000(%%) Set RX2Frequency to 868.4Mhz (according to the result from server)
1837 +(% style="background-color:#dcdcdc" %) AT+RX2FQ=868400000(%%)  Set RX2Frequency to 868.4Mhz (according to the result from server)
1728 1728  )))
1729 1729  
1730 1730  (((
1731 -(% style="background-color:#dcdcdc" %) AT+RX2DR=5(%%)  Set RX2DR to match the downlink DR from server. see below
1841 +(% style="background-color:#dcdcdc" %) AT+RX2DR=5(%%)  Set RX2DR to match the downlink DR from server. see below
1732 1732  )))
1733 1733  
1734 1734  (((
1735 -(% 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.
1845 +(% 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.
1736 1736  )))
1737 1737  
1738 1738  (((
1739 -(% style="background-color:#dcdcdc" %) ATZ         (%%) Reset MCU
1849 +(% style="background-color:#dcdcdc" %) ATZ         (%%) Reset MCU
1850 +
1851 +
1740 1740  )))
1741 1741  
1742 1742  (((
... ... @@ -1758,6 +1758,7 @@
1758 1758  
1759 1759  )))
1760 1760  
1873 +
1761 1761  === 4.2.3 Change to Class A ===
1762 1762  
1763 1763  If sensor JOINED
... ... @@ -1769,19 +1769,25 @@
1769 1769  
1770 1770  == 5.1 How to upgrade the image? ==
1771 1771  
1885 +
1772 1772  The LT LoRaWAN Controller is shipped with a 3.5mm cable, the cable is used to upload image to LT to:
1773 1773  
1774 1774  * Support new features
1775 1775  * For bug fix
1776 1776  * Change LoRaWAN bands.
1891 +
1777 1777  Below shows the hardware connection for how to upload an image to the LT:
1778 -* [[image:1653359603330-121.png]]
1779 1779  
1894 +[[image:1653359603330-121.png]]
1895 +
1896 +
1780 1780  (((
1781 -**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]].
1782 -**Step2**: Download the [[LT Image files>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/image/]].
1783 -**Step3: **Open flashloader; choose the correct COM port to update.
1784 -**For LT-22222-L**:
1898 +(% 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]].
1899 +(% 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/]].
1900 +(% style="color:blue" %)**Step3**(%%)**:** Open flashloader; choose the correct COM port to update.
1901 +
1902 +
1903 +(% style="color:blue" %)**For LT-22222-L**(%%):
1785 1785  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.
1786 1786  )))
1787 1787  
... ... @@ -1791,6 +1791,7 @@
1791 1791  
1792 1792  [[image:image-20220524104033-15.png]]
1793 1793  
1913 +
1794 1794  (% style="color:red" %)**Notice**(%%): In case user has lost the program cable. User can hand made one from a 3.5mm cable. The pin mapping is:
1795 1795  
1796 1796  [[image:1653360054704-518.png||height="186" width="745"]]
... ... @@ -1798,6 +1798,8 @@
1798 1798  
1799 1799  (((
1800 1800  (((
1921 +
1922 +
1801 1801  == 5.2 How to change the LoRa Frequency Bands/Region? ==
1802 1802  )))
1803 1803  )))
... ... @@ -1804,11 +1804,11 @@
1804 1804  
1805 1805  (((
1806 1806  User can follow the introduction for [[how to upgrade image>>||anchor="H5.1Howtoupgradetheimage3F"]]. When download the images, choose the required image file for download.
1807 -
1808 -
1809 1809  )))
1810 1810  
1811 1811  (((
1932 +
1933 +
1812 1812  == 5.3 How to set up LT to work with Single Channel Gateway such as LG01/LG02? ==
1813 1813  )))
1814 1814  
... ... @@ -1821,6 +1821,8 @@
1821 1821  (((
1822 1822  (((
1823 1823  Assume we have a LG02 working in the frequency 868400000 now , below is the step.
1946 +
1947 +
1824 1824  )))
1825 1825  )))
1826 1826  
... ... @@ -1836,23 +1836,25 @@
1836 1836  (% 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.
1837 1837  )))
1838 1838  
1963 +
1839 1839  (((
1840 1840  (% style="color:#4f81bd" %)**Step2**(%%)**: **Run AT Command to make LT work in Single frequency & ABP mode. Below is the AT commands:
1841 1841  )))
1842 1842  
1843 1843  (((
1844 -(% style="background-color:#dcdcdc" %)123456 (%%) Enter Password to have AT access.
1845 -(% style="background-color:#dcdcdc" %)AT+FDR  (%%) Reset Parameters to Factory Default, Keys Reserve
1846 -(% style="background-color:#dcdcdc" %)123456  (%%) Enter Password to have AT access.
1847 -(% style="background-color:#dcdcdc" %)AT+NJM=0 (%%)Set to ABP mode
1848 -(% style="background-color:#dcdcdc" %)AT+ADR=0 (%%)Set the Adaptive Data Rate Off
1849 -(% style="background-color:#dcdcdc" %)AT+DR=5 (%%) Set Data Rate (Set AT+DR=3 for 915 band)
1850 -(% style="background-color:#dcdcdc" %)AT+TDC=60000  (%%)Set transmit interval to 60 seconds
1851 -(% style="background-color:#dcdcdc" %)AT+CHS=868400000 (%%)Set transmit frequency to 868.4Mhz
1852 -(% style="background-color:#dcdcdc" %)AT+DADDR=26 01 1A F1(%%) Set Device Address to 26 01 1A F1
1853 -(% style="background-color:#dcdcdc" %)ATZ                (%%)Reset MCU
1969 +(% style="background-color:#dcdcdc" %)123456 (%%) Enter Password to have AT access.
1970 +(% style="background-color:#dcdcdc" %)AT+FDR(%%)  Reset Parameters to Factory Default, Keys Reserve
1971 +(% style="background-color:#dcdcdc" %)123456 (%%) Enter Password to have AT access.
1972 +(% style="background-color:#dcdcdc" %)AT+NJM=0 (%%) Set to ABP mode
1973 +(% style="background-color:#dcdcdc" %)AT+ADR=0 (%%) Set the Adaptive Data Rate Off
1974 +(% style="background-color:#dcdcdc" %)AT+DR=5 (%%) Set Data Rate (Set AT+DR=3 for 915 band)
1975 +(% style="background-color:#dcdcdc" %)AT+TDC=60000 (%%) Set transmit interval to 60 seconds
1976 +(% style="background-color:#dcdcdc" %)AT+CHS=868400000(%%)  Set transmit frequency to 868.4Mhz
1977 +(% style="background-color:#dcdcdc" %)AT+DADDR=26 01 1A F1(%%)  Set Device Address to 26 01 1A F1
1978 +(% style="background-color:#dcdcdc" %)ATZ        (%%) Reset MCU
1854 1854  )))
1855 1855  
1981 +
1856 1856  (((
1857 1857  As shown in below:
1858 1858  )))
... ... @@ -1865,10 +1865,15 @@
1865 1865  (((
1866 1866  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.
1867 1867  
1868 -
1994 +
1995 +== 5.5 Can i use point to point communication for LT-22222-L? ==
1996 +
1997 +Yes, please refer [[Point to Point Communication>>doc:Main. Point to Point Communication of LT-22222-L.WebHome]]
1869 1869  )))
1870 1870  
1871 1871  (((
2001 +
2002 +
1872 1872  = 6. Trouble Shooting =
1873 1873  )))
1874 1874  
... ... @@ -1880,11 +1880,11 @@
1880 1880  
1881 1881  (((
1882 1882  Please see this link for how to debug: [[LoRaWAN Communication Debug>>doc:Main.LoRaWAN Communication Debug.WebHome||anchor="H5.1Howitwork"]]
1883 -
1884 -
1885 1885  )))
1886 1886  
1887 1887  (((
2017 +
2018 +
1888 1888  == 6.2 Have trouble to upload image. ==
1889 1889  )))
1890 1890  
... ... @@ -1894,9 +1894,7 @@
1894 1894  
1895 1895  (((
1896 1896  
1897 -)))
1898 1898  
1899 -(((
1900 1900  == 6.3 Why I can’t join TTN in US915 /AU915 bands? ==
1901 1901  )))
1902 1902  
... ... @@ -1904,147 +1904,55 @@
1904 1904  It might be about the channels mapping. [[Please see this link for detail>>doc:Main.LoRaWAN Communication Debug.WebHome||anchor="H2.NoticeofUS9152FCN4702FAU915Frequencyband"]]
1905 1905  )))
1906 1906  
1907 -(((
1908 -
1909 -)))
1910 1910  
1911 -(((
2037 +
1912 1912  = 7. Order Info =
1913 -)))
1914 1914  
1915 -(((
1916 -(((
2040 +
1917 1917  (% style="color:#4f81bd" %)**LT-22222-L-XXX:**
1918 -)))
1919 -)))
1920 1920  
1921 -(((
1922 -(((
2043 +
1923 1923  (% style="color:#4f81bd" %)**XXX:**
1924 -)))
1925 -)))
1926 1926  
1927 -(((
1928 -* (((
1929 -(% style="color:#4f81bd" %)**EU433**(%%): LT with frequency bands EU433
1930 -)))
1931 -)))
2046 +* (% style="color:#4f81bd" %)**EU433**(%%): LT with frequency bands EU433
2047 +* (% style="color:#4f81bd" %)**EU868**(%%): LT with frequency bands EU868
2048 +* (% style="color:#4f81bd" %)**KR920**(%%): LT with frequency bands KR920
2049 +* (% style="color:#4f81bd" %)**CN470**(%%): LT with frequency bands CN470
2050 +* (% style="color:#4f81bd" %)**AS923**(%%): LT with frequency bands AS923
2051 +* (% style="color:#4f81bd" %)**AU915**(%%): LT with frequency bands AU915
2052 +* (% style="color:#4f81bd" %)**US915**(%%): LT with frequency bands US915
2053 +* (% style="color:#4f81bd" %)**IN865**(%%): LT with frequency bands IN865
2054 +* (% style="color:#4f81bd" %)**CN779**(%%): LT with frequency bands CN779
1932 1932  
1933 -(((
1934 -* (((
1935 -(% style="color:#4f81bd" %)**EU868**(%%): LT with frequency bands EU868
1936 -)))
1937 -)))
1938 -
1939 -(((
1940 -* (((
1941 -(% style="color:#4f81bd" %)**KR920**(%%): LT with frequency bands KR920
1942 -)))
1943 -)))
1944 -
1945 -(((
1946 -* (((
1947 -(% style="color:#4f81bd" %)**CN470**(%%): LT with frequency bands CN470
1948 -)))
1949 -)))
1950 -
1951 -(((
1952 -* (((
1953 -(% style="color:#4f81bd" %)**AS923**(%%): LT with frequency bands AS923
1954 -)))
1955 -)))
1956 -
1957 -(((
1958 -* (((
1959 -(% style="color:#4f81bd" %)**AU915**(%%): LT with frequency bands AU915
1960 -)))
1961 -)))
1962 -
1963 -(((
1964 -* (((
1965 -(% style="color:#4f81bd" %)**US915**(%%): LT with frequency bands US915
1966 -)))
1967 -)))
1968 -
1969 -(((
1970 -* (((
1971 -(% style="color:#4f81bd" %)**IN865**(%%): LT with frequency bands IN865
1972 -)))
1973 -)))
1974 -
1975 -(((
1976 -* (((
1977 -(% style="color:#4f81bd" %)**CN779**(%%): LT with frequency bands CN779
1978 -
1979 -
1980 -)))
1981 -
1982 1982  = 8. Packing Info =
1983 -)))
1984 1984  
1985 -(((
1986 -(((
2058 +
1987 1987  **Package Includes**:
1988 -)))
1989 -)))
1990 1990  
1991 -(((
1992 -(((
1993 1993  * LT-22222-L I/O Controller x 1
1994 1994  * Stick Antenna for LoRa RF part x 1
1995 1995  * Bracket for controller x1
1996 1996  * Program cable x 1
1997 -)))
1998 -)))
1999 1999  
2000 -(((
2001 -(((
2002 2002  **Dimension and weight**:
2003 -)))
2004 -)))
2005 2005  
2006 -(((
2007 -(((
2008 2008  * Device Size: 13.5 x 7 x 3 cm
2009 2009  * Device Weight: 105g
2010 2010  * Package Size / pcs : 14.5 x 8 x 5 cm
2011 2011  * Weight / pcs : 170g
2012 2012  
2013 -
2014 -)))
2015 -)))
2016 -
2017 -(((
2018 2018  = 9. Support =
2019 -)))
2020 2020  
2021 2021  * (((
2022 -(((
2023 2023  Support is provided Monday to Friday, from 09:00 to 18:00 GMT+8. Due to different timezones we cannot offer live support. However, your questions will be answered as soon as possible in the before-mentioned schedule.
2024 2024  )))
2025 -)))
2026 2026  * (((
2027 -(((
2028 -Provide as much information as possible regarding your enquiry (product models, accurately describe your problem and steps to replicate it etc) and send a mail to
2079 +Provide as much information as possible regarding your enquiry (product models, accurately describe your problem and steps to replicate it etc) and send a mail to [[support@dragino.com>>url:file:///D:/市场资料/说明书/LoRa/LT系列/support@dragino.com]]
2029 2029  )))
2030 -)))
2031 2031  
2032 -(((
2033 -(((
2034 - [[support@dragino.com>>url:file:///D:/市场资料/说明书/LoRa/LT系列/support@dragino.com]]
2035 -
2036 -
2037 -)))
2038 -
2039 -(((
2040 2040  = 10. Reference​​​​​ =
2041 2041  
2042 -* Product Page:
2043 -
2044 -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]]
2045 -
2084 +* 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]]
2046 2046  * [[Image Download>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/image/]]
2047 2047  * [[AT Command Manual>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/]]
2048 2048  * [[Hardware Source>>url:https://github.com/dragino/Lora/tree/master/LT/LT-33222-L/v1.0]]
2049 -)))
2050 -)))