Last modified by Saxer Lin on 2025/04/15 17:24
<
From version < 111.2 >
edited by Xiaoling
on 2023/01/29 11:26
To version < 101.2 >
edited by Xiaoling
on 2022/10/13 16:38
>
Change comment: There is no comment for this version

Summary

Details

Page properties
Content
... ... @@ -15,15 +15,14 @@
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  
23 -(((
24 24  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.
25 25  )))
26 -)))
27 27  
28 28  (((
29 29  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.
... ... @@ -53,6 +53,7 @@
53 53  
54 54  )))
55 55  
55 +
56 56  == 1.2  Specifications ==
57 57  
58 58  (((
... ... @@ -62,7 +62,7 @@
62 62  )))
63 63  
64 64  * (((
65 -STM32L072xxxx MCU
65 +STM32L072CZT6 MCU
66 66  )))
67 67  * (((
68 68  SX1276/78 Wireless Chip 
... ... @@ -169,6 +169,7 @@
169 169  Packet engine up to 256 bytes with CRC.
170 170  
171 171  
172 +
172 172  
173 173  )))
174 174  
... ... @@ -216,9 +216,7 @@
216 216  = 2. Power ON Device =
217 217  
218 218  
219 -(((
220 220  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.
221 -)))
222 222  
223 223  (((
224 224  PWR will on when device is properly powered.
... ... @@ -229,8 +229,10 @@
229 229  [[image:1653297104069-180.png]]
230 230  
231 231  
231 +
232 232  = 3. Operation Mode =
233 233  
234 +
234 234  == 3.1 How it works? ==
235 235  
236 236  
... ... @@ -243,6 +243,7 @@
243 243  )))
244 244  
245 245  
247 +
246 246  == 3.2 Example to join LoRaWAN network ==
247 247  
248 248  
... ... @@ -274,12 +274,12 @@
274 274  
275 275  Input these keys in the LoRaWAN Server portal. Below is TTN screen shot:
276 276  
277 -**Add APP EUI in the application.**
279 +Add APP EUI in the application.
278 278  
279 279  [[image:1653297955910-247.png||height="321" width="716"]]
280 280  
281 281  
282 -**Add APP KEY and DEV EUI**
284 +Add APP KEY and DEV EUI
283 283  
284 284  [[image:1653298023685-319.png]]
285 285  
... ... @@ -287,13 +287,12 @@
287 287  
288 288  (((
289 289  (% 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.
290 -
291 -
292 292  )))
293 293  
294 294  [[image:1653298044601-602.png||height="405" width="709"]]
295 295  
296 296  
297 +
297 297  == 3.3 Uplink Payload ==
298 298  
299 299  
... ... @@ -311,9 +311,7 @@
311 311  === 3.3.1 AT+MOD~=1, 2ACI+2AVI ===
312 312  
313 313  
314 -(((
315 315  The uplink payload includes totally 9 bytes. Uplink packets use FPORT=2 and every 10 minutes send one uplink by default.
316 -)))
317 317  
318 318  [[image:image-20220523174024-3.png]]
319 319  
... ... @@ -349,6 +349,8 @@
349 349  * [1] RO1 relay channel is close and the RO1 LED is ON.
350 350  * [0] RO2 relay channel is open and RO2 LED is OFF;
351 351  
351 +
352 +
352 352  **LT22222-L:**
353 353  
354 354  * [1] DI2 channel is high input and DI2 LED is ON;
... ... @@ -365,13 +365,10 @@
365 365  ** DO1 LED is off in both case
366 366  
367 367  
368 -
369 369  === 3.3.2 AT+MOD~=2, (Double DI Counting) ===
370 370  
371 371  
372 -(((
373 373  **For LT-22222-L**: this mode the **DI1 and DI2** are used as counting pins.
374 -)))
375 375  
376 376  (((
377 377  Total : 11 bytes payload
... ... @@ -403,15 +403,11 @@
403 403  (% class="box infomessage" %)
404 404  (((
405 405  (((
406 -(((
407 407  **AT+MOD=2**
408 -)))
409 409  
410 -(((
411 411  **ATZ**
412 412  )))
413 413  )))
414 -)))
415 415  
416 416  (((
417 417  
... ... @@ -439,6 +439,7 @@
439 439  )))
440 440  
441 441  
436 +
442 442  === 3.3.3 AT+MOD~=3, Single DI Counting + 2 x ACI ===
443 443  
444 444  
... ... @@ -470,15 +470,11 @@
470 470  (% class="box infomessage" %)
471 471  (((
472 472  (((
473 -(((
474 474  **AT+MOD=3**
475 -)))
476 476  
477 -(((
478 478  **ATZ**
479 479  )))
480 480  )))
481 -)))
482 482  
483 483  (((
484 484  Other AT Commands for counting are similar to [[MOD2 Counting Command>>||anchor="H3.3.2AT2BMOD3D22C28DoubleDICounting29"]].
... ... @@ -485,16 +485,13 @@
485 485  )))
486 486  
487 487  
479 +
488 488  === 3.3.4 AT+MOD~=4, Single DI Counting + 1 x Voltage Counting ===
489 489  
490 490  
491 -(((
492 492  **LT22222-L**: This mode the DI1 is used as a counting pin.
493 -)))
494 494  
495 -(((
496 496  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.
497 -)))
498 498  
499 499  [[image:image-20220523181903-8.png]]
500 500  
... ... @@ -522,17 +522,14 @@
522 522  (% class="box infomessage" %)
523 523  (((
524 524  (((
525 -(((
526 526  **AT+MOD=4**
527 -)))
528 528  
529 -(((
530 530  **ATZ**
531 531  )))
532 532  )))
533 -)))
534 534  
535 535  
520 +
536 536  (((
537 537  Other AT Commands for counting are similar to [[MOD2 Counting Command>>||anchor="H3.3.2AT2BMOD3D22C28DoubleDICounting29"]].
538 538  )))
... ... @@ -553,6 +553,7 @@
553 553  )))
554 554  
555 555  
541 +
556 556  === 3.3.5 AT+MOD~=5, Single DI Counting + 2 x AVI + 1 x ACI ===
557 557  
558 558  
... ... @@ -585,15 +585,11 @@
585 585  (% class="box infomessage" %)
586 586  (((
587 587  (((
588 -(((
589 589  **AT+MOD=5**
590 -)))
591 591  
592 -(((
593 593  **ATZ**
594 594  )))
595 595  )))
596 -)))
597 597  
598 598  (((
599 599  Other AT Commands for counting are similar to [[MOD2 Counting Command>>||anchor="H3.3.2AT2BMOD3D22C28DoubleDICounting29"]].
... ... @@ -600,6 +600,7 @@
600 600  )))
601 601  
602 602  
585 +
603 603  === 3.3.6 AT+ADDMOD~=6. (Trigger Mode, Optional) ===
604 604  
605 605  
... ... @@ -654,6 +654,7 @@
654 654  AT+ DTRI =1,0   (Enable DI1 trigger / disable DI2 trigger)
655 655  
656 656  
640 +
657 657  (% style="color:#037691" %)**Downlink Command to set Trigger Condition:**
658 658  
659 659  Type Code: 0xAA. Downlink command same as AT Command **AT+AVLIM, AT+ACLIM**
... ... @@ -714,6 +714,7 @@
714 714  10000000: Means this packet is trigger by AC1_LOW. Means voltage too low.
715 715  
716 716  
701 +
717 717  (% style="color:#4f81bd" %)**TRI_DI FLAG+STA **(%%)is a combination to show which condition is trigger. Totally 1byte as below
718 718  
719 719  [[image:image-20220524090456-4.png]]
... ... @@ -727,6 +727,7 @@
727 727  00000101: Means both DI1 and DI2 trigger are enabled.
728 728  
729 729  
715 +
730 730  (% style="color:#4f81bd" %)**Enable/Disable MOD6 **(%%): 0x01: MOD6 is enable. 0x00: MOD6 is disable.
731 731  
732 732  Downlink command to poll MOD6 status:
... ... @@ -736,6 +736,8 @@
736 736  When device got this command, it will send the MOD6 payload.
737 737  
738 738  
725 +
726 +
739 739  === 3.3.7 Payload Decoder ===
740 740  
741 741  (((
... ... @@ -745,22 +745,19 @@
745 745  )))
746 746  
747 747  
736 +
748 748  == 3.4 ​Configure LT via AT or Downlink ==
749 749  
750 750  
751 -(((
752 752  User can configure LT I/O Controller via AT Commands or LoRaWAN Downlink Commands
753 -)))
754 754  
755 755  (((
756 -(((
757 757  There are two kinds of Commands:
758 758  )))
759 -)))
760 760  
761 -* (% 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]]
746 +* (% 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]]
762 762  
763 -* (% style="color:blue" %)**Sensor Related Commands**(%%): These commands are special designed for LT-22222-L.  User can see these commands below:
748 +* (% style="color:#4f81bd" %)**Sensor Related Commands**(%%): These commands are special designed for LT-22222-L.  User can see these commands below:
764 764  
765 765  
766 766  
... ... @@ -767,13 +767,13 @@
767 767  === 3.4.1 Common Commands ===
768 768  
769 769  
770 -(((
771 771  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]]
772 -)))
773 773  
774 774  
758 +
775 775  === 3.4.2 Sensor related commands ===
776 776  
761 +
777 777  ==== 3.4.2.1 Set Transmit Interval ====
778 778  
779 779  
... ... @@ -781,7 +781,7 @@
781 781  
782 782  * (% style="color:#037691" %)**AT Command:**
783 783  
784 -(% style="color:blue" %)**AT+TDC=N **
769 +**AT+TDC=N **
785 785  
786 786  
787 787  **Example: **AT+TDC=30000. Means set interval to 30 seconds
... ... @@ -789,10 +789,11 @@
789 789  
790 790  * (% style="color:#037691" %)**Downlink Payload (prefix 0x01):**
791 791  
792 -(% style="color:blue" %)**0x01 aa bb cc  **(%%)** ~/~/ Same as AT+TDC=0x(aa bb cc)**
777 +**0x01 aa bb cc     ~/~/ Same as AT+TDC=0x(aa bb cc)**
793 793  
794 794  
795 795  
781 +
796 796  ==== 3.4.2.2 Set Work Mode (AT+MOD) ====
797 797  
798 798  
... ... @@ -800,7 +800,7 @@
800 800  
801 801  * (% style="color:#037691" %)**AT Command:**
802 802  
803 -(% style="color:blue" %)**AT+MOD=N  **
789 +**AT+MOD=N  **
804 804  
805 805  
806 806  **Example**: AT+MOD=2. Set work mode to Double DI counting mode
... ... @@ -808,10 +808,11 @@
808 808  
809 809  * (% style="color:#037691" %)**Downlink Payload (prefix 0x0A):**
810 810  
811 -(% style="color:blue" %)**0x0A aa  **(%%)** ** ~/~/ Same as AT+MOD=aa
797 +**0x0A aa    ** ~/~/ Same as AT+MOD=aa
812 812  
813 813  
814 814  
801 +
815 815  ==== 3.4.2.3 Poll an uplink ====
816 816  
817 817  
... ... @@ -822,7 +822,7 @@
822 822  
823 823  * (% style="color:#037691" %)**Downlink Payload (prefix 0x08):**
824 824  
825 -(% style="color:blue" %)**0x08 FF  **(%%)** **~/~/ Poll an uplink
812 +**0x08 FF     **~/~/ Poll an uplink
826 826  
827 827  
828 828  **Example**: 0x08FF, ask device to send an Uplink
... ... @@ -829,6 +829,7 @@
829 829  
830 830  
831 831  
819 +
832 832  ==== 3.4.2.4 Enable Trigger Mode ====
833 833  
834 834  
... ... @@ -836,19 +836,20 @@
836 836  
837 837  * (% style="color:#037691" %)**AT Command:**
838 838  
839 -(% style="color:blue" %)**AT+ADDMOD6=1 or 0**
827 +**AT+ADDMOD6=1 or 0**
840 840  
841 -(% style="color:red" %)**1:** (%%)Enable Trigger Mode
829 +1: Enable Trigger Mode
842 842  
843 -(% style="color:red" %)**0: **(%%)Disable Trigger Mode
831 +0: Disable Trigger Mode
844 844  
845 845  
846 846  * (% style="color:#037691" %)**Downlink Payload (prefix 0x0A 06):**
847 847  
848 -(% style="color:blue" %)**0x0A 06 aa    **(%%) ~/~/ Same as AT+ADDMOD6=aa
836 +**0x0A 06 aa    ** ~/~/ Same as AT+ADDMOD6=aa
849 849  
850 850  
851 851  
840 +
852 852  ==== 3.4.2.5 Poll trigger settings ====
853 853  
854 854  
... ... @@ -861,10 +861,11 @@
861 861  
862 862  * (% style="color:#037691" %)**Downlink Payload (prefix 0x AB 06):**
863 863  
864 -(% style="color:blue" %)**0xAB 06  ** (%%) ~/~/ Poll trigger settings, device will uplink trigger settings once receive this command
853 +**0xAB 06         **~/~/ Poll trigger settings, device will uplink trigger settings once receive this command
865 865  
866 866  
867 867  
857 +
868 868  ==== 3.4.2.6 Enable / Disable DI1/DI2/DI3 as trigger ====
869 869  
870 870  
... ... @@ -872,7 +872,7 @@
872 872  
873 873  * (% style="color:#037691" %)**AT Command:**
874 874  
875 -(% style="color:blue" %)**Format: AT+DTRI=<DI1_TIRGGER_FlAG>,< DI2_TIRGGER_FlAG >**
865 +**Format: AT+DTRI=<DI1_TIRGGER_FlAG>,< DI2_TIRGGER_FlAG >**
876 876  
877 877  
878 878  **Example:**
... ... @@ -881,10 +881,11 @@
881 881  
882 882  * (% style="color:#037691" %)**Downlink Payload (prefix 0xAA 02):**
883 883  
884 -(% style="color:blue" %)**0xAA 02 aa bb   ** (%%) ~/~/ Same as AT+DTRI=aa,bb
874 +**0xAA 02 aa bb        **~/~/ Same as AT+DTRI=aa,bb
885 885  
886 886  
887 887  
878 +
888 888  ==== 3.4.2.7 Trigger1 – Set DI1 or DI3 as trigger ====
889 889  
890 890  
... ... @@ -892,11 +892,11 @@
892 892  
893 893  * (% style="color:#037691" %)**AT Command:**
894 894  
895 -(% style="color:blue" %)**AT+TRIG1=a,b**
886 +**AT+TRIG1=a,b**
896 896  
897 -(% style="color:red" %)**a :** (%%)Interrupt mode. 0: falling edge; 1: rising edge, 2: falling and raising edge(for MOD=1).
888 +a : Interrupt mode. 0: falling edge; 1: rising edge, 2: falling and raising edge(for MOD=1).
898 898  
899 -(% style="color:red" %)**b :** (%%)delay timing.
890 +b : delay timing.
900 900  
901 901  
902 902  **Example:**
... ... @@ -905,11 +905,10 @@
905 905  
906 906  
907 907  * (% style="color:#037691" %)**Downlink Payload (prefix 0x09 01 ):**
899 +* **0x09 01 aa bb cc    ** ~/~/ same as AT+TRIG1=aa,0x(bb cc)
908 908  
909 -(% style="color:blue" %)**0x09 01 aa bb cc    ** (%%) ~/~/ same as AT+TRIG1=aa,0x(bb cc)
910 910  
911 911  
912 -
913 913  ==== 3.4.2.8 Trigger2 – Set DI2 as trigger ====
914 914  
915 915  
... ... @@ -917,13 +917,14 @@
917 917  
918 918  * (% style="color:#037691" %)**AT Command:**
919 919  
920 -(% style="color:blue" %)**AT+TRIG2=a,b**
910 +**AT+TRIG2=a,b**
921 921  
922 -(% style="color:red" %)**a :** (%%)Interrupt mode. 0: falling edge; 1: rising edge, 2: falling and raising edge(for MOD=1).
923 923  
924 -(% style="color:red" %)**b :** (%%)delay timing.
913 +a : Interrupt mode. 0: falling edge; 1: rising edge, 2: falling and raising edge(for MOD=1).
925 925  
915 +b : delay timing.
926 926  
917 +
927 927  **Example:**
928 928  
929 929  AT+TRIG2=0,100(set DI1 port to trigger on low level, valid signal is 100ms )
... ... @@ -931,10 +931,11 @@
931 931  
932 932  * (% style="color:#037691" %)**Downlink Payload (prefix 0x09 02 ):**
933 933  
934 -(% style="color:blue" %)**0x09 02 aa bb cc   ** (%%)~/~/ same as AT+TRIG2=aa,0x(bb cc)
925 +**0x09 02 aa bb cc           **~/~/ same as AT+TRIG1=aa,0x(bb cc)
935 935  
936 936  
937 937  
929 +
938 938  ==== 3.4.2.9 Trigger – Set AC (current) as trigger ====
939 939  
940 940  
... ... @@ -942,15 +942,16 @@
942 942  
943 943  * (% style="color:#037691" %)**AT Command**
944 944  
945 -(% style="color:blue" %)**AT+ACLIM**
937 +**AT+ACLIM**
946 946  
947 947  
948 948  * (% style="color:#037691" %)**Downlink Payload (prefix 0xAA 01 )**
949 949  
950 -(% 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"]]
942 +**0x AA 01 aa bb cc dd ee ff gg hh        ** ~/~/ same as AT+ACLIM See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
951 951  
952 952  
953 953  
946 +
954 954  ==== 3.4.2.10 Trigger – Set AV (voltage) as trigger ====
955 955  
956 956  
... ... @@ -958,15 +958,16 @@
958 958  
959 959  * (% style="color:#037691" %)**AT Command**
960 960  
961 -(% style="color:blue" %)**AT+AVLIM    **(%%)** See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]**
954 +**AT+AVLIM  See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]**
962 962  
963 963  
964 964  * (% style="color:#037691" %)**Downlink Payload (prefix 0xAA 00 )**
965 965  
966 -(% 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"]]
959 +**0x AA 00 aa bb cc dd ee ff gg hh    ** ~/~/ same as AT+AVLIM See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
967 967  
968 968  
969 969  
963 +
970 970  ==== 3.4.2.11 Trigger – Set minimum interval ====
971 971  
972 972  
... ... @@ -974,12 +974,12 @@
974 974  
975 975  * (% style="color:#037691" %)**AT Command**
976 976  
977 -(% style="color:blue" %)**AT+ATDC=5        ** (%%)Device won't response the second trigger within 5 minute after the first trigger.
971 +**AT+ATDC=5        ** Device won't response the second trigger within 5 minute after the first trigger.
978 978  
979 979  
980 980  * (% style="color:#037691" %)**Downlink Payload (prefix 0xAC )**
981 981  
982 -(% style="color:blue" %)**0x AC aa bb   **(%%) ~/~/ same as AT+ATDC=0x(aa bb)   . Unit (min)
976 +**0x AC aa bb   ** ~/~/ same as AT+ATDC=0x(aa bb)   . Unit (min)
983 983  
984 984  (((
985 985  
... ... @@ -989,6 +989,7 @@
989 989  
990 990  
991 991  
986 +
992 992  ==== 3.4.2.12 DO ~-~- Control Digital Output DO1/DO2/DO3 ====
993 993  
994 994  
... ... @@ -998,7 +998,7 @@
998 998  
999 999  
1000 1000  * (% style="color:#037691" %)**Downlink Payload (prefix 0x02)**
1001 -* (% style="color:blue" %)**0x02 aa bb cc     ** (%%)~/~/ Set DO1/DO2/DO3 output
996 +* **0x02 aa bb cc     **~/~/ Set DO1/DO2/DO3 output
1002 1002  
1003 1003  (((
1004 1004  If payload = 0x02010001, while there is load between V+ and DOx, it means set DO1 to low, DO2 to high and DO3 to low.
... ... @@ -1020,6 +1020,7 @@
1020 1020  
1021 1021  
1022 1022  
1018 +
1023 1023  ==== 3.4.2.13 DO ~-~- Control Digital Output DO1/DO2/DO3 with time control ====
1024 1024  
1025 1025  
... ... @@ -1030,7 +1030,7 @@
1030 1030  
1031 1031  * (% style="color:#037691" %)**Downlink Payload (prefix 0xA9)**
1032 1032  
1033 -(% style="color:blue" %)**0xA9 aa bb cc     **(%%) ~/~/ Set DO1/DO2/DO3 output with time control
1029 +**0xA9 aa bb cc     **~/~/ Set DO1/DO2/DO3 output with time control
1034 1034  
1035 1035  
1036 1036  This is to control the digital output time of DO pin. Include four bytes:
... ... @@ -1063,14 +1063,6 @@
1063 1063  
1064 1064   Latching time. Unit: ms
1065 1065  
1066 -
1067 -(% style="color:red" %)**Note: **
1068 -
1069 - Since Firmware v1.6.0, the latch time support 4 bytes and 2 bytes
1070 -
1071 - Before Firmwre v1.6.0 the latch time only suport 2 bytes.
1072 -
1073 -
1074 1074  (% style="color:red" %)**Device will upload a packet if downlink code executes successfully.**
1075 1075  
1076 1076  
... ... @@ -1094,9 +1094,10 @@
1094 1094  
1095 1095  
1096 1096  
1097 -==== 3.4.2. 14 Relay ~-~- Control Relay Output RO1/RO2 ====
1098 1098  
1086 +==== 3.4.2.14 Relay ~-~- Control Relay Output RO1/RO2 ====
1099 1099  
1088 +
1100 1100  * (% style="color:#037691" %)**AT Command:**
1101 1101  
1102 1102  There is no AT Command to control Relay Output
... ... @@ -1104,7 +1104,7 @@
1104 1104  
1105 1105  * (% style="color:#037691" %)**Downlink Payload (prefix 0x03):**
1106 1106  
1107 -(% style="color:blue" %)**0x03 aa bb     ** (%%)~/~/ Set RO1/RO2 output
1096 +**0x03 aa bb     **~/~/ Set RO1/RO2 output
1108 1108  
1109 1109  
1110 1110  (((
... ... @@ -1123,6 +1123,7 @@
1123 1123  
1124 1124  
1125 1125  
1115 +
1126 1126  ==== 3.4.2.15 Relay ~-~- Control Relay Output RO1/RO2 with time control ====
1127 1127  
1128 1128  
... ... @@ -1133,7 +1133,7 @@
1133 1133  
1134 1134  * (% style="color:#037691" %)**Downlink Payload (prefix 0x05):**
1135 1135  
1136 -(% style="color:blue" %)**0x05 aa bb cc dd     ** (%%)~/~/ Set RO1/RO2 relay with time control
1126 +**0x05 aa bb cc dd     **~/~/ Set RO1/RO2 relay with time control
1137 1137  
1138 1138  
1139 1139  This is to control the relay output time of relay. Include four bytes:
... ... @@ -1154,20 +1154,12 @@
1154 1154  
1155 1155  (% style="color:#4f81bd" %)**Fourth/Fifth/Sixth/Seventh Bytes(cc)**(%%): Latching time. Unit: ms
1156 1156  
1157 -
1158 -(% style="color:red" %)**Note:**
1159 -
1160 - Since Firmware v1.6.0, the latch time support 4 bytes and 2 bytes
1161 -
1162 - Before Firmwre v1.6.0 the latch time only suport 2 bytes.
1163 -
1164 -
1165 1165  (% style="color:red" %)**Device will upload a packet if downlink code executes successfully.**
1166 1166  
1167 1167  
1168 1168  **Example payload:**
1169 1169  
1170 -**~1. 05 01 11 07 D0**
1152 +**~1. 05 01 11 07 D**
1171 1171  
1172 1172  Relay1 and Relay 2 will be set to NC , last 2 seconds, then change back to original state.
1173 1173  
... ... @@ -1192,33 +1192,39 @@
1192 1192  
1193 1193  * (% style="color:#037691" %)**AT Command:**
1194 1194  
1195 -(% style="color:blue" %)**AT+VOLMAX   ** (%%)~/~/ See [[MOD4>>||anchor="H3.3.4AT2BMOD3D42CSingleDICounting2B1xVoltageCounting"]]
1177 +**AT+VOLMAX   ** ~/~/ See [[MOD4>>||anchor="H3.3.4AT2BMOD3D42CSingleDICounting2B1xVoltageCounting"]]
1196 1196  
1197 1197  
1198 1198  * (% style="color:#037691" %)**Downlink Payload (prefix 0xA5):**
1199 1199  
1200 -(% style="color:blue" %)**0xA5 aa bb cc   ** (%%)~/~/ Same as AT+VOLMAX=(aa bb),cc
1182 +**0xA5 aa bb cc   **~/~/ Same as AT+VOLMAX=(aa bb),cc
1201 1201  
1202 1202  
1203 1203  
1186 +
1204 1204  ==== 3.4.2.17 Counting ~-~- Pre-configure the Count Number ====
1205 1205  
1206 1206  
1207 1207  * (% style="color:#037691" %)**AT Command:**
1208 1208  
1209 -(% style="color:blue" %)**AT+SETCNT=aa,(bb cc dd ee) **
1192 +**AT+SETCNT=aa,(bb cc dd ee) **
1210 1210  
1211 -(% style="color:red" %)**aa:**(%%) 1: Set count1; 2: Set count2; 3: Set AV1 count
1194 +aa: 1: Set count1,
1212 1212  
1213 -(% style="color:red" %)**bb cc dd ee: **(%%)number to be set
1196 +2: Set count2,
1214 1214  
1198 +3: Set AV1 count
1215 1215  
1200 +Bb cc dd ee: number to be set
1201 +
1202 +
1216 1216  * (% style="color:#037691" %)**Downlink Payload (prefix 0xA8):**
1217 1217  
1218 -(% style="color:blue" %)**0x A8 aa bb cc dd ee     ** (%%)~/~/ same as AT+SETCNT=aa,(bb cc dd ee)
1205 +**0x A8 aa bb cc dd ee     **~/~/ same as AT+SETCNT=aa,(bb cc dd ee)
1219 1219  
1220 1220  
1221 1221  
1209 +
1222 1222  ==== 3.4.2.18 Counting ~-~- Clear Counting ====
1223 1223  
1224 1224  
... ... @@ -1226,104 +1226,114 @@
1226 1226  
1227 1227  * (% style="color:#037691" %)**AT Command:**
1228 1228  
1229 -(% style="color:blue" %)**AT+CLRCOUNT **(%%) ~/~/ clear all counting
1217 +**AT+CLRCOUNT ** ~/~/ clear all counting
1230 1230  
1231 1231  
1232 1232  * (% style="color:#037691" %)**Downlink Payload (prefix 0xA6):**
1233 1233  
1234 -(% style="color:blue" %)**0x A6 01    ** (%%)~/~/ clear all counting
1222 +**0x A6 01    ** ~/~/ clear all counting
1235 1235  
1236 1236  
1237 1237  
1226 +
1238 1238  ==== 3.4.2.19 Counting ~-~- Change counting mode save time ====
1239 1239  
1240 1240  
1241 1241  * (% style="color:#037691" %)**AT Command:**
1242 1242  
1243 -(% 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)
1232 +**AT+COUTIME=60  **~/~/ Set save time to 60 seconds. Device will save the counting result in internal flash every 60 seconds. (min value: 30)
1244 1244  
1245 1245  
1246 1246  * (% style="color:#037691" %)**Downlink Payload (prefix 0xA7):**
1247 1247  
1248 -(% style="color:blue" %)**0x A7 aa bb cc     ** (%%)~/~/ same as AT+COUTIME =aa bb cc,
1237 +**0x A7 aa bb cc     **~/~/ same as AT+COUTIME =aa bb cc,
1249 1249  
1250 1250  (((
1251 1251  range: aa bb cc:0 to 16777215,  (unit:second)
1252 -)))
1253 1253  
1254 1254  
1255 1255  
1256 -==== 3.4.2.20 Reset save RO DO state ====
1244 +
1245 +)))
1257 1257  
1247 +==== 3.4.2.20 Reset save DR DO state ====
1258 1258  
1249 +
1259 1259  * (% style="color:#037691" %)**AT Command:**
1260 1260  
1261 -(% style="color:blue" %)**AT+RODORESET=1    **(%%)~/~/ RODO will close when the device joining the network. (default)
1252 +**AT+RODORET=1  **~/~/ RODO will close when the device joining the network. (default)
1262 1262  
1263 -(% style="color:blue" %)**AT+RODORESET=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.
1254 +**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.
1264 1264  
1265 1265  
1266 1266  * (% style="color:#037691" %)**Downlink Payload (prefix 0xAD):**
1267 1267  
1268 -(% style="color:blue" %)**0x AD aa      ** (%%)~/~/ same as AT+RODORET =aa
1259 +**0x AD aa      **~/~/ same as AT+RODORET =aa
1269 1269  
1261 +(((
1262 +
1270 1270  
1271 1271  
1265 +
1272 1272  ==== 3.4.2.21 Encrypted payload ====
1273 1273  
1274 1274  
1275 1275  * (% style="color:#037691" %)**AT Command:**
1276 1276  
1277 -(% style="color:blue" %)**AT+DECRYPT=1  ** (%%)~/~/ The payload is uploaded without encryption
1271 +**AT+DECRYPT=1  **~/~/ The payload is uploaded without encryption
1278 1278  
1279 -(% style="color:blue" %)**AT+DECRYPT=0    **(%%)~/~/  Encrypt when uploading payload (default)
1273 +**AT+DECRYPT=0  **~/~/Encrypt when uploading payload (default)
1280 1280  
1281 1281  
1282 1282  
1277 +
1283 1283  ==== 3.4.2.22 Get sensor value ====
1284 1284  
1285 1285  
1286 1286  * (% style="color:#037691" %)**AT Command:**
1287 1287  
1288 -(% style="color:blue" %)**AT+GETSENSORVALUE=0    **(%%)~/~/ The serial port gets the reading of the current sensor
1283 +**AT+GETSENSORVALUE=0  **~/~/ The serial port gets the reading of the current sensor
1289 1289  
1290 -(% style="color:blue" %)**AT+GETSENSORVALUE=1    **(%%)~/~/ The serial port gets the current sensor reading and uploads it.
1285 +**AT+GETSENSORVALUE=1  **~/~/The serial port gets the current sensor reading and uploads it.
1291 1291  
1292 1292  
1293 1293  
1289 +
1294 1294  ==== 3.4.2.23 Resets the downlink packet count ====
1295 1295  
1296 1296  
1297 1297  * (% style="color:#037691" %)**AT Command:**
1298 1298  
1299 -(% 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)
1295 +**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)
1300 1300  
1301 -(% 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.
1297 +**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.
1302 1302  
1303 1303  
1304 1304  
1301 +
1305 1305  ==== 3.4.2.24 When the limit bytes are exceeded, upload in batches ====
1306 1306  
1307 1307  
1308 1308  * (% style="color:#037691" %)**AT Command:**
1309 1309  
1310 -(% 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)
1307 + **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)
1311 1311  
1312 -(% 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.
1309 + **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.
1313 1313  
1314 1314  
1315 1315  * (% style="color:#037691" %)**Downlink Payload **(%%)**:**
1316 1316  
1317 -(% style="color:blue" %)**0x21 00 01 ** (%%) ~/~/ Set  the DISMACANS=1
1314 +**0x21 00 01 ** ~/~/ Set  the DISMACANS=1
1318 1318  
1319 1319  
1320 1320  
1318 +
1321 1321  ==== 3.4.2.25 Copy downlink to uplink ====
1322 1322  
1323 1323  
1324 1324  * (% style="color:#037691" %)**AT Command**(%%)**:**
1325 1325  
1326 -(% 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.
1324 + **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.
1327 1327  
1328 1328  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.
1329 1329  
... ... @@ -1346,7 +1346,7 @@
1346 1346  * (((
1347 1347  (% style="color:#037691" %)**Downlink Payload**(%%)**:**
1348 1348  
1349 -(% style="color:blue" %)**26 01  ** (%%) ~/~/  Downlink 26 01 can query device upload frequency, frequency band, software version number, TDC time.
1347 +**26 01  ** ~/~/  Downlink 26 01 can query device upload frequency, frequency band, software version number, TDC time.
1350 1350  
1351 1351  
1352 1352  )))
... ... @@ -1356,6 +1356,9 @@
1356 1356  [[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"]]
1357 1357  
1358 1358  
1357 +
1358 +)))
1359 +
1359 1359  == 3.5 Integrate with Mydevice ==
1360 1360  
1361 1361  
... ... @@ -1405,8 +1405,10 @@
1405 1405  [[image:image-20220524094909-5.png||height="341" width="734"]]
1406 1406  
1407 1407  
1409 +
1408 1408  == 3.6 Interface Detail ==
1409 1409  
1412 +
1410 1410  === 3.6.1 Digital Input Port: DI1/DI2 /DI3 ( For LT-33222-L, low active ) ===
1411 1411  
1412 1412  
... ... @@ -1415,6 +1415,7 @@
1415 1415  [[image:1653356991268-289.png]]
1416 1416  
1417 1417  
1421 +
1418 1418  === 3.6.2 Digital Input Port: DI1/DI2 ( For LT-22222-L) ===
1419 1419  
1420 1420  
... ... @@ -1471,6 +1471,8 @@
1471 1471  
1472 1472  (((
1473 1473  
1478 +
1479 +
1474 1474  )))
1475 1475  
1476 1476  (((
... ... @@ -1502,6 +1502,8 @@
1502 1502  
1503 1503  (((
1504 1504  
1511 +
1512 +
1505 1505  )))
1506 1506  
1507 1507  (((
... ... @@ -1532,16 +1532,16 @@
1532 1532  )))
1533 1533  
1534 1534  
1543 +
1535 1535  === 3.6.3 Digital Output Port: DO1/DO2 /DO3 ===
1536 1536  
1537 1537  
1538 -**NPN output**: GND or Float. Max voltage can apply to output pin is 36v.
1547 +NPN output: GND or Float. Max voltage can apply to output pin is 36v.
1539 1539  
1540 -Note: DO pins go to float when device is power off.
1541 -
1542 1542  [[image:1653357531600-905.png]]
1543 1543  
1544 1544  
1552 +
1545 1545  === 3.6.4 Analog Input Interface ===
1546 1546  
1547 1547  
... ... @@ -1557,13 +1557,13 @@
1557 1557  We take the wind speed sensor as an example for reference only.
1558 1558  
1559 1559  
1560 -(% style="color:blue" %)**Specifications of the wind speed sensor:**
1568 +**Specifications of the wind speed sensor:**
1561 1561  
1562 -**Red:  12~~24v**
1570 +Red:  12~~24v
1563 1563  
1564 -**Yellow:  4~~20mA**
1572 +Yellow:  4~~20mA
1565 1565  
1566 -**Black:  GND**
1574 +Black:  GND
1567 1567  
1568 1568  
1569 1569  **Connection diagram:**
... ... @@ -1573,13 +1573,12 @@
1573 1573  [[image:1653357648330-671.png||height="155" width="733"]]
1574 1574  
1575 1575  
1584 +
1576 1576  === 3.6.5 Relay Output ===
1577 1577  
1578 1578  
1579 1579  (((
1580 -The LT serial controller has two relay interfaces; each interface uses two pins of the screw terminal. User can connect other device's Power Line to in serial of RO1_1 and RO_2. Such as below:
1581 -
1582 -**Note**: RO pins go to Open(NO) when device is power off.
1589 +The LT serial controller has two relay interfaces; each interface uses two pins of the screw terminal. User can connect other device’s Power Line to in serial of RO1_1 and RO_2. Such as below:
1583 1583  )))
1584 1584  
1585 1585  [[image:image-20220524100215-9.png]]
... ... @@ -1588,6 +1588,7 @@
1588 1588  [[image:image-20220524100215-10.png||height="382" width="723"]]
1589 1589  
1590 1590  
1598 +
1591 1591  == 3.7 LEDs Indicators ==
1592 1592  
1593 1593  
... ... @@ -1594,19 +1594,15 @@
1594 1594  [[image:image-20220524100748-11.png]]
1595 1595  
1596 1596  
1605 +
1597 1597  = 4. Use AT Command =
1598 1598  
1608 +
1599 1599  == 4.1 Access AT Command ==
1600 1600  
1601 1601  
1602 -(((
1603 1603  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.
1604 -)))
1605 1605  
1606 -(((
1607 -
1608 -)))
1609 -
1610 1610  [[image:1653358238933-385.png]]
1611 1611  
1612 1612  
... ... @@ -1634,7 +1634,7 @@
1634 1634  )))
1635 1635  
1636 1636  (((
1637 -AT+<CMD>=?       :  Get the value
1641 +AT+<CMD>=?       : Get the value
1638 1638  )))
1639 1639  
1640 1640  (((
... ... @@ -1662,11 +1662,11 @@
1662 1662  )))
1663 1663  
1664 1664  (((
1665 -AT+APPSKEY:  Get or Set the Application Session Key
1669 +AT+APPSKEY: Get or Set the Application Session Key
1666 1666  )))
1667 1667  
1668 1668  (((
1669 -AT+APPEUI:  Get or Set the Application EUI
1673 +AT+APPEUI: Get or Set the Application EUI
1670 1670  )))
1671 1671  
1672 1672  (((
... ... @@ -1678,7 +1678,7 @@
1678 1678  )))
1679 1679  
1680 1680  (((
1681 -AT+DR:  Get or Set the Data Rate. (0-7 corresponding to DR_X)  
1685 +AT+DR: Get or Set the Data Rate. (0-7 corresponding to DR_X)  
1682 1682  )))
1683 1683  
1684 1684  (((
... ... @@ -1714,7 +1714,7 @@
1714 1714  )))
1715 1715  
1716 1716  (((
1717 -AT+NJM:  Get or Set the Network Join Mode. (0: ABP, 1: OTAA)
1721 +AT+NJM: Get or Set the Network Join Mode. (0: ABP, 1: OTAA)
1718 1718  )))
1719 1719  
1720 1720  (((
... ... @@ -1758,7 +1758,7 @@
1758 1758  )))
1759 1759  
1760 1760  (((
1761 -AT+VER:  Get current image version and Frequency Band
1765 +AT+VER: Get current image version and Frequency Band
1762 1762  )))
1763 1763  
1764 1764  (((
... ... @@ -1766,7 +1766,7 @@
1766 1766  )))
1767 1767  
1768 1768  (((
1769 -AT+CFS:  Get confirmation status of the last AT+SEND (0-1)
1773 +AT+CFS: Get confirmation status of the last AT+SEND (0-1)
1770 1770  )))
1771 1771  
1772 1772  (((
... ... @@ -1806,108 +1806,107 @@
1806 1806  )))
1807 1807  
1808 1808  
1813 +
1809 1809  == 4.2 Common AT Command Sequence ==
1810 1810  
1816 +
1811 1811  === 4.2.1 Multi-channel ABP mode (Use with SX1301/LG308) ===
1812 1812  
1813 1813  (((
1814 1814  
1815 1815  
1816 -(((
1817 -(% style="color:blue" %)**If device has not joined network yet:**
1822 +**If device has not joined network yet:**
1818 1818  )))
1819 -)))
1820 1820  
1821 1821  (((
1822 -(% style="background-color:#dcdcdc" %)**123456**
1826 +(% style="background-color:#dcdcdc" %)123456
1823 1823  )))
1824 1824  
1825 1825  (((
1826 -(% style="background-color:#dcdcdc" %)**AT+FDR**
1830 +(% style="background-color:#dcdcdc" %)AT+FDR
1827 1827  )))
1828 1828  
1829 1829  (((
1830 -(% style="background-color:#dcdcdc" %)**123456**
1834 +(% style="background-color:#dcdcdc" %)123456
1831 1831  )))
1832 1832  
1833 1833  (((
1834 -(% style="background-color:#dcdcdc" %)**AT+NJM=0**
1838 +(% style="background-color:#dcdcdc" %)AT+NJM=0
1835 1835  )))
1836 1836  
1837 1837  (((
1838 -(% style="background-color:#dcdcdc" %)**ATZ**
1842 +(% style="background-color:#dcdcdc" %)ATZ
1839 1839  )))
1840 1840  
1841 1841  
1842 1842  (((
1843 -(% style="color:blue" %)**If device already joined network:**
1847 +**If device already joined network:**
1844 1844  )))
1845 1845  
1846 1846  (((
1847 -(% style="background-color:#dcdcdc" %)**AT+NJM=0**
1851 +(% style="background-color:#dcdcdc" %)AT+NJM=0
1848 1848  )))
1849 1849  
1850 1850  (((
1851 -(% style="background-color:#dcdcdc" %)**ATZ**
1855 +(% style="background-color:#dcdcdc" %)ATZ
1852 1852  )))
1853 1853  
1854 1854  
1859 +
1855 1855  === 4.2.2 Single-channel ABP mode (Use with LG01/LG02) ===
1856 1856  
1857 1857  (((
1858 1858  
1859 1859  
1860 -(((
1861 -(% style="background-color:#dcdcdc" %)**123456**(%%)  ~/~/ Enter Password to have AT access.
1865 +(% style="background-color:#dcdcdc" %)123456(%%)  Enter Password to have AT access.
1862 1862  )))
1863 -)))
1864 1864  
1865 1865  (((
1866 -(% style="background-color:#dcdcdc" %)** AT+FDR**(%%)  ~/~/ Reset Parameters to Factory Default, Keys Reserve
1869 +(% style="background-color:#dcdcdc" %) AT+FDR(%%)   Reset Parameters to Factory Default, Keys Reserve
1867 1867  )))
1868 1868  
1869 1869  (((
1870 -(% style="background-color:#dcdcdc" %)** 123456**(%%)  ~/~/ Enter Password to have AT access.
1873 +(% style="background-color:#dcdcdc" %) 123456(%%)  Enter Password to have AT access.
1871 1871  )))
1872 1872  
1873 1873  (((
1874 -(% style="background-color:#dcdcdc" %)** AT+CLASS=C**(%%)  ~/~/ Set to work in CLASS C
1877 +(% style="background-color:#dcdcdc" %) AT+CLASS=C(%%) Set to work in CLASS C
1875 1875  )))
1876 1876  
1877 1877  (((
1878 -(% style="background-color:#dcdcdc" %)** AT+NJM=0**(%%)  ~/~/ Set to ABP mode
1881 +(% style="background-color:#dcdcdc" %) AT+NJM=0(%%)  Set to ABP mode
1879 1879  )))
1880 1880  
1881 1881  (((
1882 -(% style="background-color:#dcdcdc" %) **AT+ADR=0**(%%)  ~/~/ Set the Adaptive Data Rate Off
1885 +(% style="background-color:#dcdcdc" %) AT+ADR=0(%%)  Set the Adaptive Data Rate Off
1883 1883  )))
1884 1884  
1885 1885  (((
1886 -(% style="background-color:#dcdcdc" %)** AT+DR=5**(%%)  ~/~/ Set Data Rate
1889 +(% style="background-color:#dcdcdc" %) AT+DR=5(%%)  Set Data Rate
1887 1887  )))
1888 1888  
1889 1889  (((
1890 -(% style="background-color:#dcdcdc" %)** AT+TDC=60000**(%%)  ~/~/ Set transmit interval to 60 seconds
1893 +(% style="background-color:#dcdcdc" %) AT+TDC=60000(%%)  Set transmit interval to 60 seconds
1891 1891  )))
1892 1892  
1893 1893  (((
1894 -(% style="background-color:#dcdcdc" %)** AT+CHS=868400000**(%%)  ~/~/ Set transmit frequency to 868.4Mhz
1897 +(% style="background-color:#dcdcdc" %) AT+CHS=868400000(%%)  Set transmit frequency to 868.4Mhz
1895 1895  )))
1896 1896  
1897 1897  (((
1898 -(% style="background-color:#dcdcdc" %)** AT+RX2FQ=868400000**(%%)  ~/~/ Set RX2Frequency to 868.4Mhz (according to the result from server)
1901 +(% style="background-color:#dcdcdc" %) AT+RX2FQ=868400000(%%)  Set RX2Frequency to 868.4Mhz (according to the result from server)
1899 1899  )))
1900 1900  
1901 1901  (((
1902 -(% style="background-color:#dcdcdc" %)** AT+RX2DR=5**(%%)** ** ~/~/ Set RX2DR to match the downlink DR from server. see below
1905 +(% style="background-color:#dcdcdc" %) AT+RX2DR=5(%%)  Set RX2DR to match the downlink DR from server. see below
1903 1903  )))
1904 1904  
1905 1905  (((
1906 -(% 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.
1909 +(% 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.
1907 1907  )))
1908 1908  
1909 1909  (((
1910 -(% style="background-color:#dcdcdc" %)** ATZ**         (%%) ~/~/ Reset MCU
1913 +(% style="background-color:#dcdcdc" %) ATZ         (%%) Reset MCU
1911 1911  
1912 1912  
1913 1913  )))
... ... @@ -1917,15 +1917,11 @@
1917 1917  )))
1918 1918  
1919 1919  (((
1920 -**~1. Make sure the device is set to ABP mode in the IoT Server.**
1923 +(% style="color:red" %)1. Make sure the device is set to ABP mode in the IoT Server.
1924 +2. Make sure the LG01/02 gateway RX frequency is exactly the same as AT+CHS setting.
1925 +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.
1926 +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
1921 1921  
1922 -**2. Make sure the LG01/02 gateway RX frequency is exactly the same as AT+CHS setting.**
1923 -
1924 -**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?
1925 -dir=LoRa_Gateway/&file=LoRaWAN%201.0.3%20Regional%20Parameters.xlsx]] to see what DR means.**
1926 -
1927 -**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**
1928 -
1929 1929  
1930 1930  )))
1931 1931  
... ... @@ -1937,19 +1937,19 @@
1937 1937  
1938 1938  )))
1939 1939  
1939 +
1940 1940  === 4.2.3 Change to Class A ===
1941 1941  
1942 1942  
1943 -(((
1944 -(% style="color:blue" %)**If sensor JOINED:**
1943 +If sensor JOINED
1944 +(% style="background-color:#dcdcdc" %)AT+CLASS=A
1945 +ATZ
1945 1945  
1946 -(% style="background-color:#dcdcdc" %)**AT+CLASS=A
1947 -ATZ**
1948 -)))
1949 1949  
1950 1950  
1951 1951  = 5. FAQ =
1952 1952  
1951 +
1953 1953  == 5.1 How to upgrade the image? ==
1954 1954  
1955 1955  
... ... @@ -1970,10 +1970,8 @@
1970 1970  (% style="color:blue" %)**Step3**(%%)**:** Open flashloader; choose the correct COM port to update.
1971 1971  
1972 1972  
1973 -(((
1974 1974  (% style="color:blue" %)**For LT-22222-L**(%%):
1975 1975  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.
1976 -)))
1977 1977  
1978 1978  
1979 1979  )))
... ... @@ -1993,6 +1993,8 @@
1993 1993  
1994 1994  (((
1995 1995  (((
1993 +
1994 +
1996 1996  == 5.2 How to change the LoRa Frequency Bands/Region? ==
1997 1997  
1998 1998  
... ... @@ -2006,6 +2006,7 @@
2006 2006  (((
2007 2007  
2008 2008  
2008 +
2009 2009  == 5.3 How to set up LT to work with Single Channel Gateway such as LG01/LG02? ==
2010 2010  
2011 2011  
... ... @@ -2021,6 +2021,7 @@
2021 2021  (((
2022 2022  Assume we have a LG02 working in the frequency 868400000 now , below is the step.
2023 2023  
2024 +
2024 2024  
2025 2025  )))
2026 2026  )))
... ... @@ -2050,15 +2050,16 @@
2050 2050  )))
2051 2051  
2052 2052  (((
2053 -(% style="background-color:#dcdcdc" %)**123456** (%%) :  Enter Password to have AT access.
2054 -(% style="background-color:#dcdcdc" %)**AT+FDR**(%%)  :  Reset Parameters to Factory Default, Keys Reserve
2055 -(% style="background-color:#dcdcdc" %)**AT+NJM=0** (%%) :  Set to ABP mode
2056 -(% style="background-color:#dcdcdc" %)**AT+ADR=0** (%%) :  Set the Adaptive Data Rate Off
2057 -(% style="background-color:#dcdcdc" %)**AT+DR=5** (%%) :  Set Data Rate (Set AT+DR=3 for 915 band)
2058 -(% style="background-color:#dcdcdc" %)**AT+TDC=60000 **(%%) :  Set transmit interval to 60 seconds
2059 -(% style="background-color:#dcdcdc" %)**AT+CHS=868400000**(%%) : Set transmit frequency to 868.4Mhz
2060 -(% style="background-color:#dcdcdc" %)**AT+DADDR=26 01 1A F1**(%%)  :  Set Device Address to 26 01 1A F1
2061 -(% style="background-color:#dcdcdc" %)**ATZ**        (%%) :  Reset MCU
2054 +(% style="background-color:#dcdcdc" %)123456 (%%) Enter Password to have AT access.
2055 +(% style="background-color:#dcdcdc" %)AT+FDR(%%)  Reset Parameters to Factory Default, Keys Reserve
2056 +(% style="background-color:#dcdcdc" %)123456 (%%) Enter Password to have AT access.
2057 +(% style="background-color:#dcdcdc" %)AT+NJM=0 (%%) Set to ABP mode
2058 +(% style="background-color:#dcdcdc" %)AT+ADR=0 (%%) Set the Adaptive Data Rate Off
2059 +(% style="background-color:#dcdcdc" %)AT+DR=5 (%%) Set Data Rate (Set AT+DR=3 for 915 band)
2060 +(% style="background-color:#dcdcdc" %)AT+TDC=60000 (%%) Set transmit interval to 60 seconds
2061 +(% style="background-color:#dcdcdc" %)AT+CHS=868400000(%%)  Set transmit frequency to 868.4Mhz
2062 +(% style="background-color:#dcdcdc" %)AT+DADDR=26 01 1A F1(%%)  Set Device Address to 26 01 1A F1
2063 +(% style="background-color:#dcdcdc" %)ATZ        (%%) Reset MCU
2062 2062  )))
2063 2063  
2064 2064  
... ... @@ -2069,6 +2069,7 @@
2069 2069  [[image:1653360498588-932.png||height="485" width="726"]]
2070 2070  
2071 2071  
2074 +
2072 2072  == 5.4 Can I see counting event in Serial? ==
2073 2073  
2074 2074  
... ... @@ -2076,11 +2076,13 @@
2076 2076  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.
2077 2077  
2078 2078  
2082 +
2079 2079  == 5.5 Can i use point to point communication for LT-22222-L? ==
2080 2080  
2081 2081  
2082 -Yes, please refer [[Point to Point Communication>>doc:Main. Point to Point Communication of LT-22222-L.WebHome]]  ，this is [[firmware>>https://github.com/dragino/LT-22222-L/releases]].
2086 +Yes, please refer [[Point to Point Communication>>doc:Main. Point to Point Communication of LT-22222-L.WebHome]]
2083 2083  
2088 +
2084 2084  
2085 2085  )))
2086 2086  
... ... @@ -2099,20 +2099,15 @@
2099 2099  
2100 2100  == 5.7 Can i set up LT-22222-L as a NC(Normal Close) Relay? ==
2101 2101  
2102 -
2103 2103  LT-22222-L built-in relay is NO (Normal Open). User can use an external relay to achieve Normal Close purpose. Diagram as below:
2104 2104  
2105 -
2106 2106  [[image:image-20221006170630-1.png||height="610" width="945"]]
2107 2107  
2108 2108  
2109 -== 5.8 Can LT22222-L save RO state? ==
2110 2110  
2111 -
2112 -Firmware version needs to be no less than 1.6.0.
2113 -
2114 -
2115 2115  = 6. Trouble Shooting =
2114 +
2115 +
2116 2116  )))
2117 2117  
2118 2118  (((
... ... @@ -2130,6 +2130,7 @@
2130 2130  (((
2131 2131  
2132 2132  
2133 +
2133 2133  == 6.2 Have trouble to upload image. ==
2134 2134  
2135 2135  
... ... @@ -2142,6 +2142,7 @@
2142 2142  (((
2143 2143  
2144 2144  
2146 +
2145 2145  == 6.3 Why I can't join TTN in US915 /AU915 bands? ==
2146 2146  
2147 2147  
... ... @@ -2152,6 +2152,7 @@
2152 2152  )))
2153 2153  
2154 2154  
2157 +
2155 2155  = 7. Order Info =
2156 2156  
2157 2157  
... ... @@ -2200,6 +2200,7 @@
2200 2200  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]]
2201 2201  
2202 2202  
2206 +
2203 2203  
2204 2204  )))
2205 2205  
... ... @@ -2209,5 +2209,3 @@
2209 2209  * 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]]
2210 2210  * [[Datasheet, Document Base>>https://www.dropbox.com/sh/gxxmgks42tqfr3a/AACEdsj_mqzeoTOXARRlwYZ2a?dl=0]]
2211 2211  * [[Hardware Source>>url:https://github.com/dragino/Lora/tree/master/LT/LT-33222-L/v1.0]]
2212 -
2213 -
image-20221112174847-1.png
Author
... ... @@ -1,1 +1,0 @@
1 -XWiki.Xiaoling
Size
... ... @@ -1,1 +1,0 @@
1 -102.6 KB
Content

Applications

Navigation

Copyright ©2010-2024 Dragino Technology Co., LTD. All rights reserved
Dragino Wiki v2.0