Last modified by Saxer Lin on 2025/04/15 17:24
<
From version < 102.5 >
edited by Xiaoling
on 2022/10/29 10:07
To version < 99.1 >
edited by Edwin Chen
on 2022/10/06 17:06
>
Change comment: There is no comment for this version

Summary

Details

Page properties
Author
... ... @@ -1,1 +1,1 @@
1 -XWiki.Xiaoling
1 +XWiki.Edwin
Content
... ... @@ -21,10 +21,8 @@
21 21  (((
22 22  
23 23  
24 -(((
25 25  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.
26 26  )))
27 -)))
28 28  
29 29  (((
30 30  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.
... ... @@ -219,9 +219,7 @@
219 219  = 2. Power ON Device =
220 220  
221 221  
222 -(((
223 223  The LT controller can be powered by 7 ~~ 24V DC power source. Connect VIN to Power Input V+ and GND to power input V- to power the LT controller.
224 -)))
225 225  
226 226  (((
227 227  PWR will on when device is properly powered.
... ... @@ -280,12 +280,12 @@
280 280  
281 281  Input these keys in the LoRaWAN Server portal. Below is TTN screen shot:
282 282  
283 -**Add APP EUI in the application.**
279 +Add APP EUI in the application.
284 284  
285 285  [[image:1653297955910-247.png||height="321" width="716"]]
286 286  
287 287  
288 -**Add APP KEY and DEV EUI**
284 +Add APP KEY and DEV EUI
289 289  
290 290  [[image:1653298023685-319.png]]
291 291  
... ... @@ -293,8 +293,6 @@
293 293  
294 294  (((
295 295  (% style="color:blue" %)**Step 2**(%%): Power on LT and it will auto join to the TTN network. After join success, it will start to upload message to TTN and user can see in the panel.
296 -
297 -
298 298  )))
299 299  
300 300  [[image:1653298044601-602.png||height="405" width="709"]]
... ... @@ -315,13 +315,10 @@
315 315  
316 316  
317 317  
318 -
319 319  === 3.3.1 AT+MOD~=1, 2ACI+2AVI ===
320 320  
321 321  
322 -(((
323 323  The uplink payload includes totally 9 bytes. Uplink packets use FPORT=2 and every 10 minutes send one uplink by default.
324 -)))
325 325  
326 326  [[image:image-20220523174024-3.png]]
327 327  
... ... @@ -337,6 +337,7 @@
337 337  * DI is for digital input. DIx=1: high or float, DIx=0: low.
338 338  * DO is for reverse digital output. DOx=1: output low, DOx=0: high or float.
339 339  
331 +
340 340  (% style="color:red" %)**Note: DI3 and DO3 bit are not valid for LT-22222-L**
341 341  
342 342  For example if payload is: [[image:image-20220523175847-2.png]]
... ... @@ -357,6 +357,7 @@
357 357  * [1] RO1 relay channel is close and the RO1 LED is ON.
358 358  * [0] RO2 relay channel is open and RO2 LED is OFF;
359 359  
352 +
360 360  **LT22222-L:**
361 361  
362 362  * [1] DI2 channel is high input and DI2 LED is ON;
... ... @@ -378,9 +378,7 @@
378 378  === 3.3.2 AT+MOD~=2, (Double DI Counting) ===
379 379  
380 380  
381 -(((
382 382  **For LT-22222-L**: this mode the **DI1 and DI2** are used as counting pins.
383 -)))
384 384  
385 385  (((
386 386  Total : 11 bytes payload
... ... @@ -412,15 +412,11 @@
412 412  (% class="box infomessage" %)
413 413  (((
414 414  (((
415 -(((
416 416  **AT+MOD=2**
417 -)))
418 418  
419 -(((
420 420  **ATZ**
421 421  )))
422 422  )))
423 -)))
424 424  
425 425  (((
426 426  
... ... @@ -480,15 +480,11 @@
480 480  (% class="box infomessage" %)
481 481  (((
482 482  (((
483 -(((
484 484  **AT+MOD=3**
485 -)))
486 486  
487 -(((
488 488  **ATZ**
489 489  )))
490 490  )))
491 -)))
492 492  
493 493  (((
494 494  Other AT Commands for counting are similar to [[MOD2 Counting Command>>||anchor="H3.3.2AT2BMOD3D22C28DoubleDICounting29"]].
... ... @@ -499,13 +499,9 @@
499 499  === 3.3.4 AT+MOD~=4, Single DI Counting + 1 x Voltage Counting ===
500 500  
501 501  
502 -(((
503 503  **LT22222-L**: This mode the DI1 is used as a counting pin.
504 -)))
505 505  
506 -(((
507 507  The AVI1 is also used for counting. AVI1 is used to monitor the voltage. It will check the voltage **every 60s**, if voltage is higher or lower than VOLMAX mV, the AVI1 Counting increase 1, so AVI1 counting can be used to measure a machine working hour.
508 -)))
509 509  
510 510  [[image:image-20220523181903-8.png]]
511 511  
... ... @@ -533,17 +533,14 @@
533 533  (% class="box infomessage" %)
534 534  (((
535 535  (((
536 -(((
537 537  **AT+MOD=4**
538 -)))
539 539  
540 -(((
541 541  **ATZ**
542 542  )))
543 543  )))
544 -)))
545 545  
546 546  
522 +
547 547  (((
548 548  Other AT Commands for counting are similar to [[MOD2 Counting Command>>||anchor="H3.3.2AT2BMOD3D22C28DoubleDICounting29"]].
549 549  )))
... ... @@ -597,15 +597,11 @@
597 597  (% class="box infomessage" %)
598 598  (((
599 599  (((
600 -(((
601 601  **AT+MOD=5**
602 -)))
603 603  
604 -(((
605 605  **ATZ**
606 606  )))
607 607  )))
608 -)))
609 609  
610 610  (((
611 611  Other AT Commands for counting are similar to [[MOD2 Counting Command>>||anchor="H3.3.2AT2BMOD3D22C28DoubleDICounting29"]].
... ... @@ -623,11 +623,14 @@
623 623  * **AT+MOD=1 ** **~-~->**  The normal working mode
624 624  * **AT+ADDMOD6=1**   **~-~->**  Enable trigger
625 625  
598 +
626 626  LT will keep monitoring AV1/AV2/AC1/AC2 every 5 seconds; LT will send uplink packets in two cases:
627 627  
628 628  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
629 629  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.**
630 630  
604 +
605 +
631 631  (% style="color:#037691" %)**AT Command to set Trigger Condition**:
632 632  
633 633  
... ... @@ -711,6 +711,7 @@
711 711  
712 712  * Each bits shows if the corresponding trigger has been configured.
713 713  
689 +
714 714  **Example:**
715 715  
716 716  10100000: Means the system has configure to use the trigger: AC1_LOW and AV2_LOW
... ... @@ -723,6 +723,7 @@
723 723  
724 724  * Each bits shows which status has been trigger on this uplink.
725 725  
702 +
726 726  **Example:**
727 727  
728 728  10000000: Means this packet is trigger by AC1_LOW. Means voltage too low.
... ... @@ -735,6 +735,7 @@
735 735  
736 736  * Each bits shows which status has been trigger on this uplink.
737 737  
715 +
738 738  **Example:**
739 739  
740 740  00000111: Means both DI1 and DI2 trigger are enabled and this packet is trigger by DI1.
... ... @@ -753,12 +753,13 @@
753 753  
754 754  
755 755  
734 +
756 756  === 3.3.7 Payload Decoder ===
757 757  
758 758  (((
759 759  
760 760  
761 -**Decoder for TTN/loraserver/ChirpStack**:  [[https:~~/~~/github.com/dragino/dragino-end-node-decoder>>https://github.com/dragino/dragino-end-node-decoder]]
740 +**Decoder for TTN/loraserver/ChirpStack**:  [[https:~~/~~/www.dropbox.com/sh/wtrzu7avdtkmn3z/AACK5NwOMkU9jnvf1uCMuqrVa?dl=0>>https://www.dropbox.com/sh/wtrzu7avdtkmn3z/AACK5NwOMkU9jnvf1uCMuqrVa?dl=0]]
762 762  )))
763 763  
764 764  
... ... @@ -766,19 +766,15 @@
766 766  == 3.4 ​Configure LT via AT or Downlink ==
767 767  
768 768  
769 -(((
770 770  User can configure LT I/O Controller via AT Commands or LoRaWAN Downlink Commands
771 -)))
772 772  
773 773  (((
774 -(((
775 775  There are two kinds of Commands:
776 776  )))
777 -)))
778 778  
779 -* (% style="color:blue" %)**Common Commands**(%%): They should be available for each sensor, such as: change uplink interval, reset device. For firmware v1.5.4, user can find what common commands it supports: [[End Device AT Commands and Downlink Command>>doc:Main.End Device AT Commands and Downlink Command.WebHome]]
754 +* (% 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]]
780 780  
781 -* (% style="color:blue" %)**Sensor Related Commands**(%%): These commands are special designed for LT-22222-L.  User can see these commands below:
756 +* (% style="color:#4f81bd" %)**Sensor Related Commands**(%%): These commands are special designed for LT-22222-L.  User can see these commands below:
782 782  
783 783  
784 784  
... ... @@ -785,9 +785,7 @@
785 785  === 3.4.1 Common Commands ===
786 786  
787 787  
788 -(((
789 789  They should be available for each of Dragino Sensors, such as: change uplink interval, reset device. For firmware v1.5.4, user can find what common commands it supports: [[End Device AT Commands and Downlink Command>>doc:Main.End Device AT Commands and Downlink Command.WebHome]]
790 -)))
791 791  
792 792  
793 793  
... ... @@ -801,7 +801,7 @@
801 801  
802 802  * (% style="color:#037691" %)**AT Command:**
803 803  
804 -(% style="color:blue" %)**AT+TDC=N **
777 +**AT+TDC=N **
805 805  
806 806  
807 807  **Example: **AT+TDC=30000. Means set interval to 30 seconds
... ... @@ -809,10 +809,11 @@
809 809  
810 810  * (% style="color:#037691" %)**Downlink Payload (prefix 0x01):**
811 811  
812 -(% style="color:blue" %)**0x01 aa bb cc  **(%%)** ~/~/ Same as AT+TDC=0x(aa bb cc)**
785 +**0x01 aa bb cc     ~/~/ Same as AT+TDC=0x(aa bb cc)**
813 813  
814 814  
815 815  
789 +
816 816  ==== 3.4.2.2 Set Work Mode (AT+MOD) ====
817 817  
818 818  
... ... @@ -820,7 +820,7 @@
820 820  
821 821  * (% style="color:#037691" %)**AT Command:**
822 822  
823 -(% style="color:blue" %)**AT+MOD=N  **
797 +**AT+MOD=N  **
824 824  
825 825  
826 826  **Example**: AT+MOD=2. Set work mode to Double DI counting mode
... ... @@ -828,10 +828,11 @@
828 828  
829 829  * (% style="color:#037691" %)**Downlink Payload (prefix 0x0A):**
830 830  
831 -(% style="color:blue" %)**0x0A aa  **(%%)** ** ~/~/ Same as AT+MOD=aa
805 +**0x0A aa    ** ~/~/ Same as AT+MOD=aa
832 832  
833 833  
834 834  
809 +
835 835  ==== 3.4.2.3 Poll an uplink ====
836 836  
837 837  
... ... @@ -842,7 +842,7 @@
842 842  
843 843  * (% style="color:#037691" %)**Downlink Payload (prefix 0x08):**
844 844  
845 -(% style="color:blue" %)**0x08 FF  **(%%)** **~/~/ Poll an uplink
820 +**0x08 FF     **~/~/ Poll an uplink
846 846  
847 847  
848 848  **Example**: 0x08FF, ask device to send an Uplink
... ... @@ -849,6 +849,7 @@
849 849  
850 850  
851 851  
827 +
852 852  ==== 3.4.2.4 Enable Trigger Mode ====
853 853  
854 854  
... ... @@ -856,16 +856,16 @@
856 856  
857 857  * (% style="color:#037691" %)**AT Command:**
858 858  
859 -(% style="color:blue" %)**AT+ADDMOD6=1 or 0**
835 +**AT+ADDMOD6=1 or 0**
860 860  
861 -(% style="color:red" %)**1:** (%%)Enable Trigger Mode
837 +1: Enable Trigger Mode
862 862  
863 -(% style="color:red" %)**0: **(%%)Disable Trigger Mode
839 +0: Disable Trigger Mode
864 864  
865 865  
866 866  * (% style="color:#037691" %)**Downlink Payload (prefix 0x0A 06):**
867 867  
868 -(% style="color:blue" %)**0x0A 06 aa    **(%%) ~/~/ Same as AT+ADDMOD6=aa
844 +**0x0A 06 aa    ** ~/~/ Same as AT+ADDMOD6=aa
869 869  
870 870  
871 871  
... ... @@ -882,10 +882,11 @@
882 882  
883 883  * (% style="color:#037691" %)**Downlink Payload (prefix 0x AB 06):**
884 884  
885 -(% style="color:blue" %)**0xAB 06  ** (%%) ~/~/ Poll trigger settings, device will uplink trigger settings once receive this command
861 +**0xAB 06         **~/~/ Poll trigger settings, device will uplink trigger settings once receive this command
886 886  
887 887  
888 888  
865 +
889 889  ==== 3.4.2.6 Enable / Disable DI1/DI2/DI3 as trigger ====
890 890  
891 891  
... ... @@ -893,7 +893,7 @@
893 893  
894 894  * (% style="color:#037691" %)**AT Command:**
895 895  
896 -(% style="color:blue" %)**Format: AT+DTRI=<DI1_TIRGGER_FlAG>,< DI2_TIRGGER_FlAG >**
873 +**Format: AT+DTRI=<DI1_TIRGGER_FlAG>,< DI2_TIRGGER_FlAG >**
897 897  
898 898  
899 899  **Example:**
... ... @@ -902,10 +902,11 @@
902 902  
903 903  * (% style="color:#037691" %)**Downlink Payload (prefix 0xAA 02):**
904 904  
905 -(% style="color:blue" %)**0xAA 02 aa bb   ** (%%) ~/~/ Same as AT+DTRI=aa,bb
882 +**0xAA 02 aa bb        **~/~/ Same as AT+DTRI=aa,bb
906 906  
907 907  
908 908  
886 +
909 909  ==== 3.4.2.7 Trigger1 – Set DI1 or DI3 as trigger ====
910 910  
911 911  
... ... @@ -913,11 +913,11 @@
913 913  
914 914  * (% style="color:#037691" %)**AT Command:**
915 915  
916 -(% style="color:blue" %)**AT+TRIG1=a,b**
894 +**AT+TRIG1=a,b**
917 917  
918 -(% style="color:red" %)**a :** (%%)Interrupt mode. 0: falling edge; 1: rising edge, 2: falling and raising edge(for MOD=1).
896 +a : Interrupt mode. 0: falling edge; 1: rising edge, 2: falling and raising edge(for MOD=1).
919 919  
920 -(% style="color:red" %)**b :** (%%)delay timing.
898 +b : delay timing.
921 921  
922 922  
923 923  **Example:**
... ... @@ -926,11 +926,10 @@
926 926  
927 927  
928 928  * (% style="color:#037691" %)**Downlink Payload (prefix 0x09 01 ):**
907 +* **0x09 01 aa bb cc    ** ~/~/ same as AT+TRIG1=aa,0x(bb cc)
929 929  
930 -(% style="color:blue" %)**0x09 01 aa bb cc    ** (%%) ~/~/ same as AT+TRIG1=aa,0x(bb cc)
931 931  
932 932  
933 -
934 934  ==== 3.4.2.8 Trigger2 – Set DI2 as trigger ====
935 935  
936 936  
... ... @@ -938,13 +938,14 @@
938 938  
939 939  * (% style="color:#037691" %)**AT Command:**
940 940  
941 -(% style="color:blue" %)**AT+TRIG2=a,b**
918 +**AT+TRIG2=a,b**
942 942  
943 -(% style="color:red" %)**a :** (%%)Interrupt mode. 0: falling edge; 1: rising edge, 2: falling and raising edge(for MOD=1).
944 944  
945 -(% style="color:red" %)**b :** (%%)delay timing.
921 +a : Interrupt mode. 0: falling edge; 1: rising edge, 2: falling and raising edge(for MOD=1).
946 946  
923 +b : delay timing.
947 947  
925 +
948 948  **Example:**
949 949  
950 950  AT+TRIG2=0,100(set DI1 port to trigger on low level, valid signal is 100ms )
... ... @@ -952,10 +952,11 @@
952 952  
953 953  * (% style="color:#037691" %)**Downlink Payload (prefix 0x09 02 ):**
954 954  
955 -(% style="color:blue" %)**0x09 02 aa bb cc   ** (%%)~/~/ same as AT+TRIG1=aa,0x(bb cc)
933 +**0x09 02 aa bb cc           **~/~/ same as AT+TRIG1=aa,0x(bb cc)
956 956  
957 957  
958 958  
937 +
959 959  ==== 3.4.2.9 Trigger – Set AC (current) as trigger ====
960 960  
961 961  
... ... @@ -963,15 +963,16 @@
963 963  
964 964  * (% style="color:#037691" %)**AT Command**
965 965  
966 -(% style="color:blue" %)**AT+ACLIM**
945 +**AT+ACLIM**
967 967  
968 968  
969 969  * (% style="color:#037691" %)**Downlink Payload (prefix 0xAA 01 )**
970 970  
971 -(% style="color:blue" %)**0x AA 01 aa bb cc dd ee ff gg hh        ** (%%) ~/~/ same as AT+ACLIM See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
950 +**0x AA 01 aa bb cc dd ee ff gg hh        ** ~/~/ same as AT+ACLIM See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
972 972  
973 973  
974 974  
954 +
975 975  ==== 3.4.2.10 Trigger – Set AV (voltage) as trigger ====
976 976  
977 977  
... ... @@ -979,15 +979,16 @@
979 979  
980 980  * (% style="color:#037691" %)**AT Command**
981 981  
982 -(% style="color:blue" %)**AT+AVLIM    **(%%)** See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]**
962 +**AT+AVLIM  See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]**
983 983  
984 984  
985 985  * (% style="color:#037691" %)**Downlink Payload (prefix 0xAA 00 )**
986 986  
987 -(% style="color:blue" %)**0x AA 00 aa bb cc dd ee ff gg hh    ** (%%) ~/~/ same as AT+AVLIM See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
967 +**0x AA 00 aa bb cc dd ee ff gg hh    ** ~/~/ same as AT+AVLIM See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
988 988  
989 989  
990 990  
971 +
991 991  ==== 3.4.2.11 Trigger – Set minimum interval ====
992 992  
993 993  
... ... @@ -995,12 +995,12 @@
995 995  
996 996  * (% style="color:#037691" %)**AT Command**
997 997  
998 -(% style="color:blue" %)**AT+ATDC=5        ** (%%)Device won't response the second trigger within 5 minute after the first trigger.
979 +**AT+ATDC=5        ** Device won't response the second trigger within 5 minute after the first trigger.
999 999  
1000 1000  
1001 1001  * (% style="color:#037691" %)**Downlink Payload (prefix 0xAC )**
1002 1002  
1003 -(% style="color:blue" %)**0x AC aa bb   **(%%) ~/~/ same as AT+ATDC=0x(aa bb)   . Unit (min)
984 +**0x AC aa bb   ** ~/~/ same as AT+ATDC=0x(aa bb)   . Unit (min)
1004 1004  
1005 1005  (((
1006 1006  
... ... @@ -1010,6 +1010,7 @@
1010 1010  
1011 1011  
1012 1012  
994 +
1013 1013  ==== 3.4.2.12 DO ~-~- Control Digital Output DO1/DO2/DO3 ====
1014 1014  
1015 1015  
... ... @@ -1019,7 +1019,7 @@
1019 1019  
1020 1020  
1021 1021  * (% style="color:#037691" %)**Downlink Payload (prefix 0x02)**
1022 -* (% style="color:blue" %)**0x02 aa bb cc     ** (%%)~/~/ Set DO1/DO2/DO3 output
1004 +* **0x02 aa bb cc     **~/~/ Set DO1/DO2/DO3 output
1023 1023  
1024 1024  (((
1025 1025  If payload = 0x02010001, while there is load between V+ and DOx, it means set DO1 to low, DO2 to high and DO3 to low.
... ... @@ -1041,6 +1041,7 @@
1041 1041  
1042 1042  
1043 1043  
1026 +
1044 1044  ==== 3.4.2.13 DO ~-~- Control Digital Output DO1/DO2/DO3 with time control ====
1045 1045  
1046 1046  
... ... @@ -1051,7 +1051,7 @@
1051 1051  
1052 1052  * (% style="color:#037691" %)**Downlink Payload (prefix 0xA9)**
1053 1053  
1054 -(% style="color:blue" %)**0xA9 aa bb cc     **(%%) ~/~/ Set DO1/DO2/DO3 output with time control
1037 +**0xA9 aa bb cc     **~/~/ Set DO1/DO2/DO3 output with time control
1055 1055  
1056 1056  
1057 1057  This is to control the digital output time of DO pin. Include four bytes:
... ... @@ -1107,6 +1107,7 @@
1107 1107  
1108 1108  
1109 1109  
1093 +
1110 1110  ==== 3.4.2.14 Relay ~-~- Control Relay Output RO1/RO2 ====
1111 1111  
1112 1112  
... ... @@ -1117,7 +1117,7 @@
1117 1117  
1118 1118  * (% style="color:#037691" %)**Downlink Payload (prefix 0x03):**
1119 1119  
1120 -(% style="color:blue" %)**0x03 aa bb     ** (%%)~/~/ Set RO1/RO2 output
1104 +**0x03 aa bb     **~/~/ Set RO1/RO2 output
1121 1121  
1122 1122  
1123 1123  (((
... ... @@ -1147,7 +1147,7 @@
1147 1147  
1148 1148  * (% style="color:#037691" %)**Downlink Payload (prefix 0x05):**
1149 1149  
1150 -(% style="color:blue" %)**0x05 aa bb cc dd     ** (%%)~/~/ Set RO1/RO2 relay with time control
1134 +**0x05 aa bb cc dd     **~/~/ Set RO1/RO2 relay with time control
1151 1151  
1152 1152  
1153 1153  This is to control the relay output time of relay. Include four bytes:
... ... @@ -1163,7 +1163,7 @@
1163 1163  
1164 1164  (% style="color:#4f81bd" %)**Third Byte(bb)**(%%): Control Method and Ports status:
1165 1165  
1166 -[[image:image-20221008095908-1.png||height="364" width="564"]]
1150 +[[image:image-20220714135731-1.png||height="406" width="627"]]
1167 1167  
1168 1168  
1169 1169  (% style="color:#4f81bd" %)**Fourth/Fifth/Sixth/Seventh Bytes(cc)**(%%): Latching time. Unit: ms
... ... @@ -1198,33 +1198,39 @@
1198 1198  
1199 1199  * (% style="color:#037691" %)**AT Command:**
1200 1200  
1201 -(% style="color:blue" %)**AT+VOLMAX   ** (%%)~/~/ See [[MOD4>>||anchor="H3.3.4AT2BMOD3D42CSingleDICounting2B1xVoltageCounting"]]
1185 +**AT+VOLMAX   ** ~/~/ See [[MOD4>>||anchor="H3.3.4AT2BMOD3D42CSingleDICounting2B1xVoltageCounting"]]
1202 1202  
1203 1203  
1204 1204  * (% style="color:#037691" %)**Downlink Payload (prefix 0xA5):**
1205 1205  
1206 -(% style="color:blue" %)**0xA5 aa bb cc   ** (%%)~/~/ Same as AT+VOLMAX=(aa bb),cc
1190 +**0xA5 aa bb cc   **~/~/ Same as AT+VOLMAX=(aa bb),cc
1207 1207  
1208 1208  
1209 1209  
1194 +
1210 1210  ==== 3.4.2.17 Counting ~-~- Pre-configure the Count Number ====
1211 1211  
1212 1212  
1213 1213  * (% style="color:#037691" %)**AT Command:**
1214 1214  
1215 -(% style="color:blue" %)**AT+SETCNT=aa,(bb cc dd ee) **
1200 +**AT+SETCNT=aa,(bb cc dd ee) **
1216 1216  
1217 -(% style="color:red" %)**aa:**(%%) 1: Set count1; 2: Set count2; 3: Set AV1 count
1202 +aa: 1: Set count1,
1218 1218  
1219 -(% style="color:red" %)**bb cc dd ee: **(%%)number to be set
1204 +2: Set count2,
1220 1220  
1206 +3: Set AV1 count
1221 1221  
1208 +Bb cc dd ee: number to be set
1209 +
1210 +
1222 1222  * (% style="color:#037691" %)**Downlink Payload (prefix 0xA8):**
1223 1223  
1224 -(% style="color:blue" %)**0x A8 aa bb cc dd ee     ** (%%)~/~/ same as AT+SETCNT=aa,(bb cc dd ee)
1213 +**0x A8 aa bb cc dd ee     **~/~/ same as AT+SETCNT=aa,(bb cc dd ee)
1225 1225  
1226 1226  
1227 1227  
1217 +
1228 1228  ==== 3.4.2.18 Counting ~-~- Clear Counting ====
1229 1229  
1230 1230  
... ... @@ -1232,79 +1232,87 @@
1232 1232  
1233 1233  * (% style="color:#037691" %)**AT Command:**
1234 1234  
1235 -(% style="color:blue" %)**AT+CLRCOUNT **(%%) ~/~/ clear all counting
1225 +**AT+CLRCOUNT ** ~/~/ clear all counting
1236 1236  
1237 1237  
1238 1238  * (% style="color:#037691" %)**Downlink Payload (prefix 0xA6):**
1239 1239  
1240 -(% style="color:blue" %)**0x A6 01    ** (%%)~/~/ clear all counting
1230 +**0x A6 01    ** ~/~/ clear all counting
1241 1241  
1242 1242  
1243 1243  
1234 +
1244 1244  ==== 3.4.2.19 Counting ~-~- Change counting mode save time ====
1245 1245  
1246 1246  
1247 1247  * (% style="color:#037691" %)**AT Command:**
1248 1248  
1249 -(% style="color:blue" %)**AT+COUTIME=60  **(%%)~/~/ Set save time to 60 seconds. Device will save the counting result in internal flash every 60 seconds. (min value: 30)
1240 +**AT+COUTIME=60  **~/~/ Set save time to 60 seconds. Device will save the counting result in internal flash every 60 seconds. (min value: 30)
1250 1250  
1251 1251  
1252 1252  * (% style="color:#037691" %)**Downlink Payload (prefix 0xA7):**
1253 1253  
1254 -(% style="color:blue" %)**0x A7 aa bb cc     ** (%%)~/~/ same as AT+COUTIME =aa bb cc,
1245 +**0x A7 aa bb cc     **~/~/ same as AT+COUTIME =aa bb cc,
1255 1255  
1256 1256  (((
1257 1257  range: aa bb cc:0 to 16777215,  (unit:second)
1258 -)))
1259 1259  
1260 1260  
1261 1261  
1252 +
1253 +)))
1254 +
1262 1262  ==== 3.4.2.20 Reset save DR DO state ====
1263 1263  
1264 1264  
1265 1265  * (% style="color:#037691" %)**AT Command:**
1266 1266  
1267 -(% style="color:blue" %)**AT+RODORET=1    **(%%)~/~/ RODO will close when the device joining the network. (default)
1260 +**AT+RODORET=1  **~/~/ RODO will close when the device joining the network. (default)
1268 1268  
1269 -(% style="color:blue" %)**AT+RODORET=0    **(%%)~/~/ After the device is reset, the previously saved RODO state (only MOD2 to MOD5) is read, and its state is not changed when it is reconnected to the network.
1262 +**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.
1270 1270  
1271 1271  
1272 1272  * (% style="color:#037691" %)**Downlink Payload (prefix 0xAD):**
1273 1273  
1274 -(% style="color:blue" %)**0x AD aa      ** (%%)~/~/ same as AT+RODORET =aa
1267 +**0x AD aa      **~/~/ same as AT+RODORET =aa
1275 1275  
1269 +(((
1270 +
1276 1276  
1277 1277  
1273 +
1278 1278  ==== 3.4.2.21 Encrypted payload ====
1279 1279  
1280 1280  
1281 1281  * (% style="color:#037691" %)**AT Command:**
1282 1282  
1283 -(% style="color:blue" %)**AT+DECRYPT=1  ** (%%)~/~/ The payload is uploaded without encryption
1279 +**AT+DECRYPT=1  **~/~/ The payload is uploaded without encryption
1284 1284  
1285 -(% style="color:blue" %)**AT+DECRYPT=0    **(%%)~/~/  Encrypt when uploading payload (default)
1281 +**AT+DECRYPT=0  **~/~/Encrypt when uploading payload (default)
1286 1286  
1287 1287  
1288 1288  
1285 +
1289 1289  ==== 3.4.2.22 Get sensor value ====
1290 1290  
1291 1291  
1292 1292  * (% style="color:#037691" %)**AT Command:**
1293 1293  
1294 -(% style="color:blue" %)**AT+GETSENSORVALUE=0    **(%%)~/~/ The serial port gets the reading of the current sensor
1291 +**AT+GETSENSORVALUE=0  **~/~/ The serial port gets the reading of the current sensor
1295 1295  
1296 -(% style="color:blue" %)**AT+GETSENSORVALUE=1    **(%%)~/~/ The serial port gets the current sensor reading and uploads it.
1293 +**AT+GETSENSORVALUE=1  **~/~/The serial port gets the current sensor reading and uploads it.
1297 1297  
1298 1298  
1299 1299  
1297 +
1300 1300  ==== 3.4.2.23 Resets the downlink packet count ====
1301 1301  
1302 1302  
1303 1303  * (% style="color:#037691" %)**AT Command:**
1304 1304  
1305 -(% style="color:blue" %)**AT+DISFCNTCHECK=0   **(%%)~/~/ When the downlink packet count sent by the server is less than the node downlink packet count or exceeds 16384, the node will no longer receive downlink packets (default)
1303 +**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)
1306 1306  
1307 -(% style="color:blue" %)**AT+DISFCNTCHECK=1   **(%%)~/~/ When the downlink packet count sent by the server is less than the node downlink packet count or exceeds 16384, the node resets the downlink packet count and keeps it consistent with the server downlink packet count.
1305 +**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.
1308 1308  
1309 1309  
1310 1310  
... ... @@ -1314,14 +1314,14 @@
1314 1314  
1315 1315  * (% style="color:#037691" %)**AT Command:**
1316 1316  
1317 -(% style="color:blue" %)**AT+DISMACANS=0**   (%%) ~/~/ When the MACANS of the reply server plus the payload exceeds the maximum number of bytes of 11 bytes (DR0 of US915, DR2 of AS923, DR2 of AU195), the node will send a packet with a payload of 00 and a port of 4. (default)
1315 + **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)
1318 1318  
1319 -(% style="color:blue" %)**AT+DISMACANS=1**  (%%) ~/~/ When the MACANS of the reply server plus the payload exceeds the maximum number of bytes of the DR, the node will ignore the MACANS and not reply, and only upload the payload part.
1317 + **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.
1320 1320  
1321 1321  
1322 1322  * (% style="color:#037691" %)**Downlink Payload **(%%)**:**
1323 1323  
1324 -(% style="color:blue" %)**0x21 00 01 ** (%%) ~/~/ Set  the DISMACANS=1
1322 +**0x21 00 01 ** ~/~/ Set  the DISMACANS=1
1325 1325  
1326 1326  
1327 1327  
... ... @@ -1331,17 +1331,14 @@
1331 1331  
1332 1332  * (% style="color:#037691" %)**AT Command**(%%)**:**
1333 1333  
1334 -(% style="color:blue" %)**AT+RPL=5**   (%%) ~/~/ After receiving the package from the server, it will immediately upload the content of the package to the server, the port number is 100.
1332 + **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.
1335 1335  
1336 1336  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.
1337 1337  
1338 -
1339 1339  [[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LSN50%20%26%20LSN50-V2%20-%20LoRaWAN%20Sensor%20Node%20User%20Manual/WebHome/image-20220823173747-6.png?width=1124&height=165&rev=1.1||alt="image-20220823173747-6.png"]]
1340 1340  
1341 1341  For example, sending 11 22 33 44 55 66 77 will return invalid configuration 00 11 22 33 44 55 66 77.
1342 1342  
1343 -
1344 -
1345 1345  [[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LSN50%20%26%20LSN50-V2%20-%20LoRaWAN%20Sensor%20Node%20User%20Manual/WebHome/image-20220823173833-7.png?width=1124&height=149&rev=1.1||alt="image-20220823173833-7.png"]]
1346 1346  
1347 1347  For example, if 01 00 02 58 is issued, a valid configuration of 01 01 00 02 58 will be returned.
... ... @@ -1354,7 +1354,7 @@
1354 1354  * (((
1355 1355  (% style="color:#037691" %)**Downlink Payload**(%%)**:**
1356 1356  
1357 -(% style="color:blue" %)**26 01  ** (%%) ~/~/  Downlink 26 01 can query device upload frequency, frequency band, software version number, TDC time.
1352 +**26 01  ** ~/~/ Downlink 26 01 can query device upload frequency, frequency band, software version number, TDC time.
1358 1358  
1359 1359  
1360 1360  )))
... ... @@ -1364,6 +1364,8 @@
1364 1364  [[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"]]
1365 1365  
1366 1366  
1362 +
1363 +)))
1367 1367  
1368 1368  == 3.5 Integrate with Mydevice ==
1369 1369  
... ... @@ -1573,13 +1573,13 @@
1573 1573  We take the wind speed sensor as an example for reference only.
1574 1574  
1575 1575  
1576 -(% style="color:blue" %)**Specifications of the wind speed sensor:**
1573 +**Specifications of the wind speed sensor:**
1577 1577  
1578 -**Red:  12~~24v**
1575 +Red:  12~~24v
1579 1579  
1580 -**Yellow:  4~~20mA**
1577 +Yellow:  4~~20mA
1581 1581  
1582 -**Black:  GND**
1579 +Black:  GND
1583 1583  
1584 1584  
1585 1585  **Connection diagram:**
... ... @@ -1617,14 +1617,8 @@
1617 1617  == 4.1 Access AT Command ==
1618 1618  
1619 1619  
1620 -(((
1621 1621  LT supports AT Command set. User can use a USB to TTL adapter plus the 3.5mm Program Cable to connect to LT for using AT command, as below.
1622 -)))
1623 1623  
1624 -(((
1625 -
1626 -)))
1627 -
1628 1628  [[image:1653358238933-385.png]]
1629 1629  
1630 1630  
... ... @@ -1652,7 +1652,7 @@
1652 1652  )))
1653 1653  
1654 1654  (((
1655 -AT+<CMD>=?       :  Get the value
1646 +AT+<CMD>=?       : Get the value
1656 1656  )))
1657 1657  
1658 1658  (((
... ... @@ -1680,11 +1680,11 @@
1680 1680  )))
1681 1681  
1682 1682  (((
1683 -AT+APPSKEY:  Get or Set the Application Session Key
1674 +AT+APPSKEY: Get or Set the Application Session Key
1684 1684  )))
1685 1685  
1686 1686  (((
1687 -AT+APPEUI:  Get or Set the Application EUI
1678 +AT+APPEUI: Get or Set the Application EUI
1688 1688  )))
1689 1689  
1690 1690  (((
... ... @@ -1696,7 +1696,7 @@
1696 1696  )))
1697 1697  
1698 1698  (((
1699 -AT+DR:  Get or Set the Data Rate. (0-7 corresponding to DR_X)  
1690 +AT+DR: Get or Set the Data Rate. (0-7 corresponding to DR_X)  
1700 1700  )))
1701 1701  
1702 1702  (((
... ... @@ -1732,7 +1732,7 @@
1732 1732  )))
1733 1733  
1734 1734  (((
1735 -AT+NJM:  Get or Set the Network Join Mode. (0: ABP, 1: OTAA)
1726 +AT+NJM: Get or Set the Network Join Mode. (0: ABP, 1: OTAA)
1736 1736  )))
1737 1737  
1738 1738  (((
... ... @@ -1776,7 +1776,7 @@
1776 1776  )))
1777 1777  
1778 1778  (((
1779 -AT+VER:  Get current image version and Frequency Band
1770 +AT+VER: Get current image version and Frequency Band
1780 1780  )))
1781 1781  
1782 1782  (((
... ... @@ -1784,7 +1784,7 @@
1784 1784  )))
1785 1785  
1786 1786  (((
1787 -AT+CFS:  Get confirmation status of the last AT+SEND (0-1)
1778 +AT+CFS: Get confirmation status of the last AT+SEND (0-1)
1788 1788  )))
1789 1789  
1790 1790  (((
... ... @@ -1833,42 +1833,40 @@
1833 1833  (((
1834 1834  
1835 1835  
1836 -(((
1837 -(% style="color:blue" %)**If device has not joined network yet:**
1827 +**If device has not joined network yet:**
1838 1838  )))
1839 -)))
1840 1840  
1841 1841  (((
1842 -(% style="background-color:#dcdcdc" %)**123456**
1831 +(% style="background-color:#dcdcdc" %)123456
1843 1843  )))
1844 1844  
1845 1845  (((
1846 -(% style="background-color:#dcdcdc" %)**AT+FDR**
1835 +(% style="background-color:#dcdcdc" %)AT+FDR
1847 1847  )))
1848 1848  
1849 1849  (((
1850 -(% style="background-color:#dcdcdc" %)**123456**
1839 +(% style="background-color:#dcdcdc" %)123456
1851 1851  )))
1852 1852  
1853 1853  (((
1854 -(% style="background-color:#dcdcdc" %)**AT+NJM=0**
1843 +(% style="background-color:#dcdcdc" %)AT+NJM=0
1855 1855  )))
1856 1856  
1857 1857  (((
1858 -(% style="background-color:#dcdcdc" %)**ATZ**
1847 +(% style="background-color:#dcdcdc" %)ATZ
1859 1859  )))
1860 1860  
1861 1861  
1862 1862  (((
1863 -(% style="color:blue" %)**If device already joined network:**
1852 +**If device already joined network:**
1864 1864  )))
1865 1865  
1866 1866  (((
1867 -(% style="background-color:#dcdcdc" %)**AT+NJM=0**
1856 +(% style="background-color:#dcdcdc" %)AT+NJM=0
1868 1868  )))
1869 1869  
1870 1870  (((
1871 -(% style="background-color:#dcdcdc" %)**ATZ**
1860 +(% style="background-color:#dcdcdc" %)ATZ
1872 1872  )))
1873 1873  
1874 1874  
... ... @@ -1878,57 +1878,55 @@
1878 1878  (((
1879 1879  
1880 1880  
1881 -(((
1882 -(% style="background-color:#dcdcdc" %)**123456**(%%)  ~/~/ Enter Password to have AT access.
1870 +(% style="background-color:#dcdcdc" %)123456(%%)  Enter Password to have AT access.
1883 1883  )))
1884 -)))
1885 1885  
1886 1886  (((
1887 -(% style="background-color:#dcdcdc" %)** AT+FDR**(%%)  ~/~/ Reset Parameters to Factory Default, Keys Reserve
1874 +(% style="background-color:#dcdcdc" %) AT+FDR(%%)   Reset Parameters to Factory Default, Keys Reserve
1888 1888  )))
1889 1889  
1890 1890  (((
1891 -(% style="background-color:#dcdcdc" %)** 123456**(%%)  ~/~/ Enter Password to have AT access.
1878 +(% style="background-color:#dcdcdc" %) 123456(%%)  Enter Password to have AT access.
1892 1892  )))
1893 1893  
1894 1894  (((
1895 -(% style="background-color:#dcdcdc" %)** AT+CLASS=C**(%%)  ~/~/ Set to work in CLASS C
1882 +(% style="background-color:#dcdcdc" %) AT+CLASS=C(%%) Set to work in CLASS C
1896 1896  )))
1897 1897  
1898 1898  (((
1899 -(% style="background-color:#dcdcdc" %)** AT+NJM=0**(%%)  ~/~/ Set to ABP mode
1886 +(% style="background-color:#dcdcdc" %) AT+NJM=0(%%)  Set to ABP mode
1900 1900  )))
1901 1901  
1902 1902  (((
1903 -(% style="background-color:#dcdcdc" %) **AT+ADR=0**(%%)  ~/~/ Set the Adaptive Data Rate Off
1890 +(% style="background-color:#dcdcdc" %) AT+ADR=0(%%)  Set the Adaptive Data Rate Off
1904 1904  )))
1905 1905  
1906 1906  (((
1907 -(% style="background-color:#dcdcdc" %)** AT+DR=5**(%%)  ~/~/ Set Data Rate
1894 +(% style="background-color:#dcdcdc" %) AT+DR=5(%%)  Set Data Rate
1908 1908  )))
1909 1909  
1910 1910  (((
1911 -(% style="background-color:#dcdcdc" %)** AT+TDC=60000**(%%)  ~/~/ Set transmit interval to 60 seconds
1898 +(% style="background-color:#dcdcdc" %) AT+TDC=60000(%%)  Set transmit interval to 60 seconds
1912 1912  )))
1913 1913  
1914 1914  (((
1915 -(% style="background-color:#dcdcdc" %)** AT+CHS=868400000**(%%)  ~/~/ Set transmit frequency to 868.4Mhz
1902 +(% style="background-color:#dcdcdc" %) AT+CHS=868400000(%%)  Set transmit frequency to 868.4Mhz
1916 1916  )))
1917 1917  
1918 1918  (((
1919 -(% style="background-color:#dcdcdc" %)** AT+RX2FQ=868400000**(%%)  ~/~/ Set RX2Frequency to 868.4Mhz (according to the result from server)
1906 +(% style="background-color:#dcdcdc" %) AT+RX2FQ=868400000(%%)  Set RX2Frequency to 868.4Mhz (according to the result from server)
1920 1920  )))
1921 1921  
1922 1922  (((
1923 -(% style="background-color:#dcdcdc" %)** AT+RX2DR=5**(%%)** ** ~/~/ Set RX2DR to match the downlink DR from server. see below
1910 +(% style="background-color:#dcdcdc" %) AT+RX2DR=5(%%)  Set RX2DR to match the downlink DR from server. see below
1924 1924  )))
1925 1925  
1926 1926  (((
1927 -(% style="background-color:#dcdcdc" %)** AT+DADDR=26 01 1A F1** (%%) ~/~/ Set Device Address to 26 01 1A F1, this ID can be found in the LoRa Server portal.
1914 +(% 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.
1928 1928  )))
1929 1929  
1930 1930  (((
1931 -(% style="background-color:#dcdcdc" %)** ATZ**         (%%) ~/~/ Reset MCU
1918 +(% style="background-color:#dcdcdc" %) ATZ         (%%) Reset MCU
1932 1932  
1933 1933  
1934 1934  )))
... ... @@ -1938,15 +1938,11 @@
1938 1938  )))
1939 1939  
1940 1940  (((
1941 -**~1. Make sure the device is set to ABP mode in the IoT Server.**
1928 +(% style="color:red" %)1. Make sure the device is set to ABP mode in the IoT Server.
1929 +2. Make sure the LG01/02 gateway RX frequency is exactly the same as AT+CHS setting.
1930 +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.
1931 +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
1942 1942  
1943 -**2. Make sure the LG01/02 gateway RX frequency is exactly the same as AT+CHS setting.**
1944 -
1945 -**3. Make sure SF / bandwidth setting in LG01/LG02 match the settings of AT+DR. refer [[this link>>url:http://www.dragino.com/downloads/index.php?
1946 -dir=LoRa_Gateway/&file=LoRaWAN%201.0.3%20Regional%20Parameters.xlsx]] to see what DR means.**
1947 -
1948 -**4. The command AT+RX2FQ and AT+RX2DR is to let downlink work. to set the correct parameters, user can check the actually downlink parameters to be used. As below. Which shows the RX2FQ should use 868400000 and RX2DR should be 5**
1949 -
1950 1950  
1951 1951  )))
1952 1952  
... ... @@ -1962,15 +1962,12 @@
1962 1962  === 4.2.3 Change to Class A ===
1963 1963  
1964 1964  
1965 -(((
1966 -(% style="color:blue" %)**If sensor JOINED:**
1948 +If sensor JOINED
1949 +(% style="background-color:#dcdcdc" %)AT+CLASS=A
1950 +ATZ
1967 1967  
1968 -(% style="background-color:#dcdcdc" %)**AT+CLASS=A
1969 -ATZ**
1970 -)))
1971 1971  
1972 1972  
1973 -
1974 1974  = 5. FAQ =
1975 1975  
1976 1976  
... ... @@ -1994,10 +1994,8 @@
1994 1994  (% style="color:blue" %)**Step3**(%%)**:** Open flashloader; choose the correct COM port to update.
1995 1995  
1996 1996  
1997 -(((
1998 1998  (% style="color:blue" %)**For LT-22222-L**(%%):
1999 1999  Hold down the PRO button and then momentarily press the RST reset button and the (% style="color:red" %)**DO1 led**(%%) will change from OFF to ON. When (% style="color:red" %)**DO1 LED**(%%) is on, it means the device is in download mode.
2000 -)))
2001 2001  
2002 2002  
2003 2003  )))
... ... @@ -2048,6 +2048,7 @@
2048 2048  (((
2049 2049  Assume we have a LG02 working in the frequency 868400000 now , below is the step.
2050 2050  
2029 +
2051 2051  
2052 2052  )))
2053 2053  )))
... ... @@ -2077,15 +2077,16 @@
2077 2077  )))
2078 2078  
2079 2079  (((
2080 -(% style="background-color:#dcdcdc" %)**123456** (%%) :  Enter Password to have AT access.
2081 -(% style="background-color:#dcdcdc" %)**AT+FDR**(%%)  :  Reset Parameters to Factory Default, Keys Reserve
2082 -(% style="background-color:#dcdcdc" %)**AT+NJM=0** (%%) :  Set to ABP mode
2083 -(% style="background-color:#dcdcdc" %)**AT+ADR=0** (%%) :  Set the Adaptive Data Rate Off
2084 -(% style="background-color:#dcdcdc" %)**AT+DR=5** (%%) :  Set Data Rate (Set AT+DR=3 for 915 band)
2085 -(% style="background-color:#dcdcdc" %)**AT+TDC=60000 **(%%) :  Set transmit interval to 60 seconds
2086 -(% style="background-color:#dcdcdc" %)**AT+CHS=868400000**(%%) : Set transmit frequency to 868.4Mhz
2087 -(% style="background-color:#dcdcdc" %)**AT+DADDR=26 01 1A F1**(%%)  :  Set Device Address to 26 01 1A F1
2088 -(% style="background-color:#dcdcdc" %)**ATZ**        (%%) :  Reset MCU
2059 +(% style="background-color:#dcdcdc" %)123456 (%%) Enter Password to have AT access.
2060 +(% style="background-color:#dcdcdc" %)AT+FDR(%%)  Reset Parameters to Factory Default, Keys Reserve
2061 +(% style="background-color:#dcdcdc" %)123456 (%%) Enter Password to have AT access.
2062 +(% style="background-color:#dcdcdc" %)AT+NJM=0 (%%) Set to ABP mode
2063 +(% style="background-color:#dcdcdc" %)AT+ADR=0 (%%) Set the Adaptive Data Rate Off
2064 +(% style="background-color:#dcdcdc" %)AT+DR=5 (%%) Set Data Rate (Set AT+DR=3 for 915 band)
2065 +(% style="background-color:#dcdcdc" %)AT+TDC=60000 (%%) Set transmit interval to 60 seconds
2066 +(% style="background-color:#dcdcdc" %)AT+CHS=868400000(%%)  Set transmit frequency to 868.4Mhz
2067 +(% style="background-color:#dcdcdc" %)AT+DADDR=26 01 1A F1(%%)  Set Device Address to 26 01 1A F1
2068 +(% style="background-color:#dcdcdc" %)ATZ        (%%) Reset MCU
2089 2089  )))
2090 2090  
2091 2091  
... ... @@ -2108,7 +2108,7 @@
2108 2108  == 5.5 Can i use point to point communication for LT-22222-L? ==
2109 2109  
2110 2110  
2111 -Yes, please refer [[Point to Point Communication>>doc:Main. Point to Point Communication of LT-22222-L.WebHome]]  ，this is [[firmware>>https://www.dropbox.com/sh/g99v0fxcltn9r1y/AADKXQ2v5ZT-S3sxdmbvE7UAa/LT-22222-L/image?dl=0&subfolder_nav_tracking=1]].
2091 +Yes, please refer [[Point to Point Communication>>doc:Main. Point to Point Communication of LT-22222-L.WebHome]]
2112 2112  
2113 2113  
2114 2114  
... ... @@ -2127,17 +2127,15 @@
2127 2127  After restart, the status before power failure will be read from flash.
2128 2128  
2129 2129  
2130 -
2131 2131  == 5.7 Can i set up LT-22222-L as a NC(Normal Close) Relay? ==
2132 2132  
2133 -
2134 2134  LT-22222-L built-in relay is NO (Normal Open). User can use an external relay to achieve Normal Close purpose. Diagram as below:
2135 2135  
2136 -
2137 2137  [[image:image-20221006170630-1.png||height="610" width="945"]]
2138 2138  
2139 2139  
2140 2140  
2118 +
2141 2141  = 6. Trouble Shooting =
2142 2142  
2143 2143  
... ... @@ -2241,3 +2241,4 @@
2241 2241  * 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]]
2242 2242  * [[Datasheet, Document Base>>https://www.dropbox.com/sh/gxxmgks42tqfr3a/AACEdsj_mqzeoTOXARRlwYZ2a?dl=0]]
2243 2243  * [[Hardware Source>>url:https://github.com/dragino/Lora/tree/master/LT/LT-33222-L/v1.0]]
2222 +
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