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Last modified by Mengting Qiu on 2025/06/04 18:42
From version 82.7
edited by Xiaoling
on 2022/06/20 11:17
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To version 88.1
edited by Bei Jinggeng
on 2022/07/19 11:02
Change comment: Uploaded new attachment "image-20220719110247-2.png", version {1}

Summary

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Author
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1 -XWiki.Xiaoling
1 +XWiki.Bei
Content
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1 1  (% style="text-align:center" %)
2 2  [[image:image-20220523163353-1.jpeg||height="604" width="500"]]
3 3  
4 -**LT-22222-L LoRa IO Controller User Manual **
5 5  
6 6  
7 7  **Table of Contents:**
... ... @@ -167,7 +167,6 @@
167 167  Packet engine up to 256 bytes with CRC.
168 168  
169 169  
170 -
171 171  
172 172  )))
173 173  
... ... @@ -181,9 +181,6 @@
181 181  * Firmware upgradable via program port
182 182  * Counting
183 183  
184 -
185 -
186 -
187 187  == 1.4  Applications ==
188 188  
189 189  * Smart Buildings & Home Automation
... ... @@ -193,9 +193,6 @@
193 193  * Smart Cities
194 194  * Smart Factory
195 195  
196 -
197 -
198 -
199 199  == 1.5 Hardware Variants ==
200 200  
201 201  (% border="1" style="background-color:#f7faff; width:500px" %)
... ... @@ -209,8 +209,6 @@
209 209  * 1 x Counting Port
210 210  )))
211 211  
212 -
213 -
214 214  = 2. Power ON Device =
215 215  
216 216  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.
... ... @@ -228,11 +228,11 @@
228 228  == 3.1 How it works? ==
229 229  
230 230  (((
231 -The LT is configured as LoRaWAN OTAA Class C mode by default. It has OTAA keys to join network. To connect a local LoRaWAN network, user just need to input the OTAA keys in the network server and power on the LT. It will auto join the network via OTAA. For LT-22222-L, the LED will show the Join status: After power on **TX LED** will fast blink 5 times, LT-22222-L will enter working mode and start to JOIN LoRaWAN network. **TX LED** will be on for 5 seconds after joined in network. When there is message from server, the **RX LED** will be on for 1 second. 
221 +The LT is configured as LoRaWAN OTAA Class C mode by default. It has OTAA keys to join network. To connect a local LoRaWAN network, user just need to input the OTAA keys in the network server and power on the LT. It will auto join the network via OTAA. For LT-22222-L, the LED will show the Join status: After power on (% style="color:green" %)**TX LED**(%%) will fast blink 5 times, LT-22222-L will enter working mode and start to JOIN LoRaWAN network. (% style="color:green" %)**TX LED**(%%) will be on for 5 seconds after joined in network. When there is message from server, the RX LED will be on for 1 second. 
232 232  )))
233 233  
234 234  (((
235 -In case user can’t set the OTAA keys in the network server and has to use the existing keys from server. User can [[use AT Command>>||anchor="H4.UseATCommand"]] to set the keys in the devices.
225 +In case user can't set the OTAA keys in the network server and has to use the existing keys from server. User can [[use AT Command>>||anchor="H4.UseATCommand"]] to set the keys in the devices.
236 236  )))
237 237  
238 238  
... ... @@ -284,12 +284,12 @@
284 284  
285 285  There are five working modes + one interrupt mode on LT for different type application:
286 286  
287 -* **MOD1**: (default setting): 2 x ACI + 2AVI + DI + DO + RO
288 -* **MOD2**: Double DI Counting + DO + RO
289 -* **MOD3**: Single DI Counting + 2 x ACI + DO + RO
290 -* **MOD4**: Single DI Counting + 1 x Voltage Counting + DO + RO
291 -* **MOD5**: Single DI Counting + 2 x AVI + 1 x ACI + DO + RO
292 -* **ADDMOD6**: Trigger Mode, Optional, used together with MOD1 ~~ MOD5
277 +* (% style="color:blue" %)**MOD1**(%%): (default setting): 2 x ACI + 2AVI + DI + DO + RO
278 +* (% style="color:blue" %)**MOD2**(%%): Double DI Counting + DO + RO
279 +* (% style="color:blue" %)**MOD3**(%%): Single DI Counting + 2 x ACI + DO + RO
280 +* (% style="color:blue" %)**MOD4**(%%): Single DI Counting + 1 x Voltage Counting + DO + RO
281 +* (% style="color:blue" %)**MOD5**(%%): Single DI Counting + 2 x AVI + 1 x ACI + DO + RO
282 +* (% style="color:blue" %)**ADDMOD6**(%%): Trigger Mode, Optional, used together with MOD1 ~~ MOD5
293 293  
294 294  === 3.3.1 AT+MOD~=1, 2ACI+2AVI ===
295 295  
... ... @@ -380,12 +380,7 @@
380 380  (((
381 381  (((
382 382  **AT+MOD=2**
383 -)))
384 -)))
385 385  
386 -(% class="box infomessage" %)
387 -(((
388 -(((
389 389  **ATZ**
390 390  )))
391 391  )))
... ... @@ -398,49 +398,20 @@
398 398  
399 399  (((
400 400  **For LT22222-L:**
401 -)))
402 402  
403 -(% class="box infomessage" %)
404 -(((
405 -(((
406 -**AT+TRIG1=0,100 (set DI1 port to trigger on low level, valid signal is 100ms) **
407 -)))
408 -)))
409 409  
410 -(% class="box infomessage" %)
411 -(((
412 -(((
413 -**AT+TRIG1=1,100(set DI1 port to trigger on high level, valid signal is 100ms ) **
414 -)))
415 -)))
388 +(% style="color:blue" %)**AT+TRIG1=0,100**(%%)**  (set DI1 port to trigger on low level, valid signal is 100ms) **
416 416  
417 -(% class="box infomessage" %)
418 -(((
419 -(((
420 -**AT+TRIG2=0,100 (set DI2 port to trigger on low level, valid signal is 100ms) **
421 -)))
422 -)))
390 +(% style="color:blue" %)**AT+TRIG1=1,100**(%%)**  (set DI1 port to trigger on high level, valid signal is 100ms ) **
423 423  
424 -(% class="box infomessage" %)
425 -(((
426 -(((
427 -**AT+TRIG2=1,100 (set DI2 port to trigger on high level, valid signal is 100ms ) **
428 -)))
429 -)))
392 +(% style="color:blue" %)**AT+TRIG2=0,100**(%%)**  (set DI2 port to trigger on low level, valid signal is 100ms) **
430 430  
431 -(% class="box infomessage" %)
432 -(((
433 -(((
434 -**AT+SETCNT=1,60   (Set COUNT1 value to 60)**
435 -)))
436 -)))
394 +(% style="color:blue" %)**AT+TRIG2=1,100**(%%)**  (set DI2 port to trigger on high level, valid signal is 100ms ) **
437 437  
438 -(% class="box infomessage" %)
439 -(((
440 -(((
441 -**AT+SETCNT=2,60   (Set COUNT2 value to 60)**
396 +(% style="color:blue" %)**AT+SETCNT=1,60**(%%)**   (Set COUNT1 value to 60)**
397 +
398 +(% style="color:blue" %)**AT+SETCNT=2,60**(%%)**   (Set COUNT2 value to 60)**
442 442  )))
443 -)))
444 444  
445 445  
446 446  
... ... @@ -451,6 +451,8 @@
451 451  [[image:image-20220523181246-5.png]]
452 452  
453 453  (((
410 +
411 +
454 454  (% style="color:#4f81bd" %)**DIDORO**(%%) is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below
455 455  )))
456 456  
... ... @@ -464,6 +464,7 @@
464 464  (% style="color:red" %)Note: DO3 is not valid for LT-22222-L.
465 465  )))
466 466  
425 +
467 467  (((
468 468  **To use counting mode, please run:**
469 469  )))
... ... @@ -472,12 +472,7 @@
472 472  (((
473 473  (((
474 474  **AT+MOD=3**
475 -)))
476 -)))
477 477  
478 -(% class="box infomessage" %)
479 -(((
480 -(((
481 481  **ATZ**
482 482  )))
483 483  )))
... ... @@ -522,20 +522,13 @@
522 522  (((
523 523  (((
524 524  **AT+MOD=4**
525 -)))
526 -)))
527 527  
528 -(% class="box infomessage" %)
529 -(((
530 -(((
531 531  **ATZ**
532 532  )))
533 533  )))
534 534  
535 -(((
536 -
537 -)))
538 538  
485 +
539 539  (((
540 540  Other AT Commands for counting are similar to [[MOD2 Counting Command>>||anchor="H3.3.2AT2BMOD3D22C28DoubleDICounting29"]].
541 541  )))
... ... @@ -544,35 +544,16 @@
544 544  
545 545  
546 546  **Plus below command for AVI1 Counting:**
547 -)))
548 548  
549 -(% class="box infomessage" %)
550 -(((
551 -(((
552 -**AT+SETCNT=3,60   (set AVI Count to 60)**
553 -)))
554 -)))
555 555  
556 -(% class="box infomessage" %)
557 -(((
558 -(((
559 -**AT+VOLMAX=20000   (If AVI1 voltage higher than VOLMAX (20000mV =20v), counter increase 1)**
560 -)))
561 -)))
496 +(% style="color:blue" %)**AT+SETCNT=3,60**(%%)**  (set AVI Count to 60)**
562 562  
563 -(% class="box infomessage" %)
564 -(((
565 -(((
566 -**AT+VOLMAX=20000,0   (If AVI1 voltage lower than VOLMAX (20000mV =20v), counter increase 1)**
567 -)))
568 -)))
498 +(% style="color:blue" %)**AT+VOLMAX=20000**(%%)**  (If AVI1 voltage higher than VOLMAX (20000mV =20v), counter increase 1)**
569 569  
570 -(% class="box infomessage" %)
571 -(((
572 -(((
573 -**AT+VOLMAX=20000,1   (If AVI1 voltage higer than VOLMAX (20000mV =20v), counter increase 1)**
500 +(% style="color:blue" %)**AT+VOLMAX=20000,0**(%%)**  (If AVI1 voltage lower than VOLMAX (20000mV =20v), counter increase 1)**
501 +
502 +(% style="color:blue" %)**AT+VOLMAX=20000,1**(%%)**  (If AVI1 voltage higer than VOLMAX (20000mV =20v), counter increase 1)**
574 574  )))
575 -)))
576 576  
577 577  
578 578  
... ... @@ -609,12 +609,7 @@
609 609  (((
610 610  (((
611 611  **AT+MOD=5**
612 -)))
613 -)))
614 614  
615 -(% class="box infomessage" %)
616 -(((
617 -(((
618 618  **ATZ**
619 619  )))
620 620  )))
... ... @@ -632,8 +632,8 @@
632 632  
633 633  For example, if user has configured below commands:
634 634  
635 -* **AT+MOD=1 ** **~-~->** The normal working mode
636 -* **AT+ADDMOD6=1**   **~-~->** Enable trigger
558 +* **AT+MOD=1 ** **~-~->**  The normal working mode
559 +* **AT+ADDMOD6=1**   **~-~->**  Enable trigger
637 637  
638 638  LT will keep monitoring AV1/AV2/AC1/AC2 every 5 seconds; LT will send uplink packets in two cases:
639 639  
... ... @@ -640,8 +640,9 @@
640 640  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
641 641  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.**
642 642  
643 -**AT Command to set Trigger Condition**:
566 +(% style="color:#037691" %)**AT Command to set Trigger Condition**:
644 644  
568 +
645 645  (% style="color:#4f81bd" %)**Trigger base on voltage**:
646 646  
647 647  Format: AT+AVLIM=<AV1_LIMIT_LOW>,< AV1_LIMIT_HIGH>,<AV2_LIMIT_LOW>,< AV2_LIMIT_HIGH>
... ... @@ -676,7 +676,7 @@
676 676  AT+ DTRI =1,0   (Enable DI1 trigger / disable DI2 trigger)
677 677  
678 678  
679 -**Downlink Command to set Trigger Condition:**
603 +(% style="color:#037691" %)**Downlink Command to set Trigger Condition:**
680 680  
681 681  Type Code: 0xAA. Downlink command same as AT Command **AT+AVLIM, AT+ACLIM**
682 682  
... ... @@ -789,80 +789,68 @@
789 789  
790 790  === 3.4.2 Sensor related commands ===
791 791  
716 +
792 792  ==== 3.4.2.1 Set Transmit Interval ====
793 793  
794 794  Set device uplink interval.
795 795  
796 -* AT Command:
721 +* (% style="color:#037691" %)**AT Command:**
797 797  
798 -(% class="box infomessage" %)
799 -(((
800 800  **AT+TDC=N **
801 -)))
802 802  
725 +
803 803  **Example: **AT+TDC=30000. Means set interval to 30 seconds
804 804  
805 805  
806 -* Downlink Payload (prefix 0x01):
729 +* (% style="color:#037691" %)**Downlink Payload (prefix 0x01):**
807 807  
808 -(% class="box infomessage" %)
809 -(((
810 810  **0x01 aa bb cc     ~/~/ Same as AT+TDC=0x(aa bb cc)**
811 -)))
812 812  
813 813  
814 814  
735 +
815 815  ==== 3.4.2.2 Set Work Mode (AT+MOD) ====
816 816  
817 817  Set work mode.
818 818  
819 -* AT Command:
740 +* (% style="color:#037691" %)**AT Command:**
820 820  
821 -(% class="box infomessage" %)
822 -(((
823 823  **AT+MOD=N  **
824 -)))
825 825  
744 +
826 826  **Example**: AT+MOD=2. Set work mode to Double DI counting mode
827 827  
828 828  
829 -* Downlink Payload (prefix 0x0A):
748 +* (% style="color:#037691" %)**Downlink Payload (prefix 0x0A):**
830 830  
831 -(% class="box infomessage" %)
832 -(((
833 -**0x0A aa     ~/~/ Same as AT+MOD=aa**
834 -)))
750 +**0x0A aa    ** ~/~/ Same as AT+MOD=aa
835 835  
836 836  
837 837  
754 +
838 838  ==== 3.4.2.3 Poll an uplink ====
839 839  
840 -* AT Command:
757 +* (% style="color:#037691" %)**AT Command:**
841 841  
842 842  There is no AT Command to poll uplink
843 843  
844 844  
845 -* Downlink Payload (prefix 0x08):
762 +* (% style="color:#037691" %)**Downlink Payload (prefix 0x08):**
846 846  
847 -(% class="box infomessage" %)
848 -(((
849 -**0x08 FF     ~/~/ Poll an uplink,**
850 -)))
764 +**0x08 FF     **~/~/ Poll an uplink
851 851  
852 852  **Example**: 0x08FF, ask device to send an Uplink
853 853  
854 854  
855 855  
770 +
856 856  ==== 3.4.2.4 Enable Trigger Mode ====
857 857  
858 858  Use of trigger mode, please check [[ADDMOD6>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
859 859  
860 -* AT Command:
775 +* (% style="color:#037691" %)**AT Command:**
861 861  
862 -(% class="box infomessage" %)
863 -(((
864 864  **AT+ADDMOD6=1 or 0**
865 -)))
866 866  
867 867  1: Enable Trigger Mode
868 868  
... ... @@ -869,43 +869,36 @@
869 869  0: Disable Trigger Mode
870 870  
871 871  
872 -* Downlink Payload (prefix 0x0A 06):
784 +* (% style="color:#037691" %)**Downlink Payload (prefix 0x0A 06):**
873 873  
874 -(% class="box infomessage" %)
875 -(((
876 -**0x0A 06 aa     ~/~/ Same as AT+ADDMOD6=aa,**
877 -)))
786 +**0x0A 06 aa    ** ~/~/ Same as AT+ADDMOD6=aa
878 878  
879 879  
880 880  
790 +
881 881  ==== 3.4.2.5 Poll trigger settings ====
882 882  
883 883  Poll trigger settings,
884 884  
885 -* AT Command:
795 +* (% style="color:#037691" %)**AT Command:**
886 886  
887 887  There is no AT Command for this feature.
888 888  
889 889  
890 -* Downlink Payload (prefix 0x AB 06):
800 +* (% style="color:#037691" %)**Downlink Payload (prefix 0x AB 06):**
891 891  
892 -(% class="box infomessage" %)
893 -(((
894 -**0xAB 06  ~/~/ Poll trigger settings, device will uplink trigger settings once receive this command**
895 -)))
802 +**0xAB 06         **~/~/ Poll trigger settings, device will uplink trigger settings once receive this command
896 896  
897 897  
898 898  
806 +
899 899  ==== 3.4.2.6 Enable / Disable DI1/DI2/DI3 as trigger ====
900 900  
901 901  Enable Disable DI1/DI2/DI2 as trigger,
902 902  
903 -* AT Command:
811 +* (% style="color:#037691" %)**AT Command:**
904 904  
905 -(% class="box infomessage" %)
906 -(((
907 907  **Format: AT+DTRI=<DI1_TIRGGER_FlAG>,< DI2_TIRGGER_FlAG >**
908 -)))
909 909  
910 910  
911 911  **Example:**
... ... @@ -912,25 +912,20 @@
912 912  
913 913  AT+ DTRI =1,0   (Enable DI1 trigger / disable DI2 trigger)
914 914  
915 -* Downlink Payload (prefix 0xAA 02):
820 +* (% style="color:#037691" %)**Downlink Payload (prefix 0xAA 02):**
916 916  
917 -(% class="box infomessage" %)
918 -(((
919 -**0xAA 02 aa bb  ~/~/ Same as AT+DTRI=aa,bb**
920 -)))
822 +**0xAA 02 aa bb        **~/~/ Same as AT+DTRI=aa,bb
921 921  
922 922  
923 923  
826 +
924 924  ==== 3.4.2.7 Trigger1 – Set DI1 or DI3 as trigger ====
925 925  
926 926  Set DI1 or DI3(for LT-33222-L) trigger.
927 927  
928 -* AT Command:
831 +* (% style="color:#037691" %)**AT Command:**
929 929  
930 -(% class="box infomessage" %)
931 -(((
932 932  **AT+TRIG1=a,b**
933 -)))
934 934  
935 935  a : Interrupt mode. 0: falling edge; 1: rising edge, 2: falling and raising edge(for MOD=1).
936 936  
... ... @@ -942,26 +942,18 @@
942 942  AT+TRIG1=1,100(set DI1 port to trigger on high level, valid signal is 100ms )
943 943  
944 944  
945 -* Downlink Payload (prefix 0x09 01 ):
845 +* (% style="color:#037691" %)**Downlink Payload (prefix 0x09 01 ):**
846 +* **0x09 01 aa bb cc    ** ~/~/ same as AT+TRIG1=aa,0x(bb cc)
946 946  
947 -(% class="box infomessage" %)
948 -(((
949 -**0x09 01 aa bb cc ~/~/ same as AT+TRIG1=aa,0x(bb cc)**
950 -)))
951 -
952 -
953 -
954 954  ==== 3.4.2.8 Trigger2 – Set DI2 as trigger ====
955 955  
956 956  Set DI2 trigger.
957 957  
958 -* AT Command:
852 +* (% style="color:#037691" %)**AT Command:**
959 959  
960 -(% class="box infomessage" %)
961 -(((
962 962  **AT+TRIG2=a,b**
963 -)))
964 964  
856 +
965 965  a : Interrupt mode. 0: falling edge; 1: rising edge, 2: falling and raising edge(for MOD=1).
966 966  
967 967  b : delay timing.
... ... @@ -972,93 +972,78 @@
972 972  AT+TRIG2=0,100(set DI1 port to trigger on low level, valid signal is 100ms )
973 973  
974 974  
975 -* Downlink Payload (prefix 0x09 02 ):
867 +* (% style="color:#037691" %)**Downlink Payload (prefix 0x09 02 ):**
976 976  
977 -(% class="box infomessage" %)
978 -(((
979 -**0x09 02 aa bb cc ~/~/ same as AT+TRIG1=aa,0x(bb cc)**
980 -)))
869 +**0x09 02 aa bb cc           **~/~/ same as AT+TRIG1=aa,0x(bb cc)
981 981  
982 982  
983 983  
873 +
984 984  ==== 3.4.2.9 Trigger – Set AC (current) as trigger ====
985 985  
986 986  Set current trigger , base on AC port. See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
987 987  
988 -* AT Command:
878 +* (% style="color:#037691" %)**AT Command**
989 989  
990 -(% class="box infomessage" %)
991 -(((
992 -**AT+ACLIM. **
993 -)))
880 +**AT+ACLIM**
994 994  
995 995  
996 -* Downlink Payload (prefix 0xAA 01 ):
883 +* (% style="color:#037691" %)**Downlink Payload (prefix 0xAA 01 )**
997 997  
998 -(% class="box infomessage" %)
999 -(((
1000 -**0x AA 01 aa bb cc dd ee ff gg hh ~/~/ same as AT+ACLIM See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]**
1001 -)))
885 +**0x AA 01 aa bb cc dd ee ff gg hh        ** ~/~/ same as AT+ACLIM See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
1002 1002  
1003 1003  
1004 1004  
889 +
1005 1005  ==== 3.4.2.10 Trigger – Set AV (voltage) as trigger ====
1006 1006  
1007 1007  Set current trigger , base on AV port. See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
1008 1008  
1009 -* AT Command:
894 +* (% style="color:#037691" %)**AT Command**
1010 1010  
1011 -(% class="box infomessage" %)
1012 -(((
1013 -**AT+AVLIM. See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]**
1014 -)))
896 +**AT+AVLIM  See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]**
1015 1015  
1016 1016  
1017 -* Downlink Payload (prefix 0xAA 00 ):
899 +* (% style="color:#037691" %)**Downlink Payload (prefix 0xAA 00 )**
1018 1018  
1019 -(% class="box infomessage" %)
1020 -(((
1021 -**0x AA 00 aa bb cc dd ee ff gg hh ~/~/ same as AT+AVLIM See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]] **
1022 -)))
901 +**0x AA 00 aa bb cc dd ee ff gg hh    ** ~/~/ same as AT+AVLIM See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
1023 1023  
1024 1024  
1025 1025  
905 +
1026 1026  ==== 3.4.2.11 Trigger – Set minimum interval ====
1027 1027  
1028 -Set AV and AC trigger minimum interval, system won’t response to the second trigger within this set time after the first trigger.
908 +Set AV and AC trigger minimum interval, system won't response to the second trigger within this set time after the first trigger.
1029 1029  
1030 -* AT Command:
910 +* (% style="color:#037691" %)**AT Command**
1031 1031  
1032 -(% class="box infomessage" %)
1033 -(((
1034 -**AT+ATDC=5. Device won’t response the second trigger within 5 minute after the first trigger.**
1035 -)))
912 +**AT+ATDC=5        ** Device won't response the second trigger within 5 minute after the first trigger.
1036 1036  
1037 1037  
1038 -* Downlink Payload (prefix 0xAC ):
915 +* (% style="color:#037691" %)**Downlink Payload (prefix 0xAC )**
1039 1039  
1040 -(% class="box infomessage" %)
917 +**0x AC aa bb   ** ~/~/ same as AT+ATDC=0x(aa bb)   . Unit (min)
918 +
1041 1041  (((
1042 -**0x AC aa bb ~/~/ same as AT+ATDC=0x(aa bb)   . Unit (min)**
920 +
921 +
922 +(% style="color:red" %)Note: ATDC setting must be more than 5min
1043 1043  )))
1044 1044  
1045 1045  
1046 1046  
927 +
1047 1047  ==== 3.4.2.12 DO ~-~- Control Digital Output DO1/DO2/DO3 ====
1048 1048  
1049 -* AT Command:
930 +* (% style="color:#037691" %)**AT Command**
1050 1050  
1051 1051  There is no AT Command to control Digital Output
1052 1052  
1053 1053  
1054 -* Downlink Payload (prefix 0x02):
935 +* (% style="color:#037691" %)**Downlink Payload (prefix 0x02)**
936 +* **0x02 aa bb cc     **~/~/ Set DO1/DO2/DO3 output
1055 1055  
1056 -(% class="box infomessage" %)
1057 1057  (((
1058 -**0x02 aa bb cc     ~/~/ Set DO1/DO2/DO3 output**
1059 -)))
1060 -
1061 -(((
1062 1062  If payload = 0x02010001, while there is load between V+ and DOx, it means set DO1 to low, DO2 to high and DO3 to low.
1063 1063  )))
1064 1064  
... ... @@ -1078,22 +1078,19 @@
1078 1078  
1079 1079  
1080 1080  
958 +
1081 1081  ==== 3.4.2.13 DO ~-~- Control Digital Output DO1/DO2/DO3 with time control ====
1082 1082  
1083 -* AT Command:
961 +* (% style="color:#037691" %)**AT Command**
1084 1084  
1085 1085  There is no AT Command to control Digital Output
1086 1086  
1087 1087  
1088 -* Downlink Payload (prefix 0xA9):
966 +* (% style="color:#037691" %)**Downlink Payload (prefix 0xA9)**
1089 1089  
1090 -(% class="box infomessage" %)
1091 -(((
1092 -(((
1093 -**0xA9 aa bb cc     ~/~/ Set DO1/DO2/DO3 output with time control**
1094 -)))
1095 -)))
968 +**0xA9 aa bb cc     **~/~/ Set DO1/DO2/DO3 output with time control
1096 1096  
970 +
1097 1097  This is to control the digital output time of DO pin. Include four bytes:
1098 1098  
1099 1099  (% style="color:#4f81bd" %)**First Byte**(%%)**:** Type code (0xA9)
... ... @@ -1147,20 +1147,19 @@
1147 1147  
1148 1148  
1149 1149  
1024 +
1150 1150  ==== 3.4.2.14 Relay ~-~- Control Relay Output RO1/RO2 ====
1151 1151  
1152 -* AT Command:
1027 +* (% style="color:#037691" %)**AT Command:**
1153 1153  
1154 1154  There is no AT Command to control Relay Output
1155 1155  
1156 1156  
1157 -* Downlink Payload (prefix 0x03):
1032 +* (% style="color:#037691" %)**Downlink Payload (prefix 0x03):**
1158 1158  
1159 -(% class="box infomessage" %)
1160 -(((
1161 -**0x03 aa bb     ~/~/ Set RO1/RO2 output**
1162 -)))
1034 +**0x03 aa bb     **~/~/ Set RO1/RO2 output
1163 1163  
1036 +
1164 1164  (((
1165 1165  If payload = 0x030100, it means set RO1 to close and RO2 to open.
1166 1166  )))
... ... @@ -1177,20 +1177,19 @@
1177 1177  
1178 1178  
1179 1179  
1053 +
1180 1180  ==== 3.4.2.15 Relay ~-~- Control Relay Output RO1/RO2 with time control ====
1181 1181  
1182 -* AT Command:
1056 +* (% style="color:#037691" %)**AT Command:**
1183 1183  
1184 1184  There is no AT Command to control Relay Output
1185 1185  
1186 1186  
1187 -* Downlink Payload (prefix 0x05):
1061 +* (% style="color:#037691" %)**Downlink Payload (prefix 0x05):**
1188 1188  
1189 -(% class="box infomessage" %)
1190 -(((
1191 -**0x05 aa bb cc dd     ~/~/ Set RO1/RO2 relay with time control:**
1192 -)))
1063 +**0x05 aa bb cc dd     **~/~/ Set RO1/RO2 relay with time control
1193 1193  
1065 +
1194 1194  This is to control the relay output time of relay. Include four bytes:
1195 1195  
1196 1196  (% style="color:#4f81bd" %)**First Byte **(%%)**:** Type code (0x05)
... ... @@ -1204,7 +1204,7 @@
1204 1204  
1205 1205  (% style="color:#4f81bd" %)**Third Byte(bb)**(%%): Control Method and Ports status:
1206 1206  
1207 -[[image:image-20220524093831-10.png]]
1079 +[[image:image-20220714135731-1.png||height="406" width="627"]]
1208 1208  
1209 1209  
1210 1210  (% style="color:#4f81bd" %)**Fourth/Fifth Bytes(cc)**(%%): Latching time. Unit: ms
... ... @@ -1214,53 +1214,46 @@
1214 1214  
1215 1215  **Example payload:**
1216 1216  
1217 -**~1. 05 01 11 07 D0**
1089 +**~1. 05 01 11 07 D**
1218 1218  
1219 -Relay1 and Relay 2 will be set to NO , last 2 seconds, then change back to original state.
1091 +Relay1 and Relay 2 will be set to NC , last 2 seconds, then change back to original state.
1220 1220  
1221 1221  **2. 05 01 10 07 D0**
1222 1222  
1223 -Relay1 will change to NO, Relay2 will change to NC, last 2 seconds, then both change back to original state.
1095 +Relay1 will change to NC, Relay2 will change to NO, last 2 seconds, then both change back to original state.
1224 1224  
1225 1225  **3. 05 00 01 07 D0**
1226 1226  
1227 -Relay1 will change to NC, Relay2 will change to NO, last 2 seconds, then relay change to NO, Relay2 change to NC.
1099 +Relay1 will change to NO, Relay2 will change to NC, last 2 seconds, then relay change to NC,Relay2 change to NO.
1228 1228  
1229 1229  **4. 05 00 00 07 D0**
1230 1230  
1231 -Relay 1 & relay2 will change to NC, last 2 seconds, then both change to NO.
1103 +Relay 1 & relay2 will change to NO, last 2 seconds, then both change to NC.
1232 1232  
1233 1233  
1234 1234  
1107 +
1235 1235  ==== 3.4.2.16 Counting ~-~- Voltage threshold counting ====
1236 1236  
1237 1237  When voltage exceed the threshold, count. Feature see [[MOD4>>||anchor="H3.3.4AT2BMOD3D42CSingleDICounting2B1xVoltageCounting"]]
1238 1238  
1239 -* AT Command:
1112 +* (% style="color:#037691" %)**AT Command:**
1240 1240  
1241 -(% class="box infomessage" %)
1242 -(((
1243 -**AT+VOLMAX    ~/~/ See [[MOD4>>||anchor="H3.3.4AT2BMOD3D42CSingleDICounting2B1xVoltageCounting"]]**
1244 -)))
1114 +**AT+VOLMAX   ** ~/~/ See [[MOD4>>||anchor="H3.3.4AT2BMOD3D42CSingleDICounting2B1xVoltageCounting"]]
1245 1245  
1246 1246  
1247 -* Downlink Payload (prefix 0xA5):
1117 +* (% style="color:#037691" %)**Downlink Payload (prefix 0xA5):**
1248 1248  
1249 -(% class="box infomessage" %)
1250 -(((
1251 -**0xA5 aa bb cc   ~/~/ Same as AT+VOLMAX=(aa bb),cc**
1252 -)))
1119 +**0xA5 aa bb cc   **~/~/ Same as AT+VOLMAX=(aa bb),cc
1253 1253  
1254 1254  
1255 1255  
1123 +
1256 1256  ==== 3.4.2.17 Counting ~-~- Pre-configure the Count Number ====
1257 1257  
1258 -* AT Command:
1126 +* (% style="color:#037691" %)**AT Command:**
1259 1259  
1260 -(% class="box infomessage" %)
1261 -(((
1262 1262  **AT+SETCNT=aa,(bb cc dd ee) **
1263 -)))
1264 1264  
1265 1265  aa: 1: Set count1,
1266 1266  
... ... @@ -1271,51 +1271,40 @@
1271 1271  Bb cc dd ee: number to be set
1272 1272  
1273 1273  
1274 -* Downlink Payload (prefix 0xA8):
1139 +* (% style="color:#037691" %)**Downlink Payload (prefix 0xA8):**
1275 1275  
1276 -(% class="box infomessage" %)
1277 -(((
1278 -**0x A8 aa bb cc dd ee     ~/~/ same as AT+SETCNT=aa,(bb cc dd ee)**
1279 -)))
1141 +**0x A8 aa bb cc dd ee     **~/~/ same as AT+SETCNT=aa,(bb cc dd ee)
1280 1280  
1281 1281  
1282 1282  
1145 +
1283 1283  ==== 3.4.2.18 Counting ~-~- Clear Counting ====
1284 1284  
1285 1285  Clear counting for counting mode
1286 1286  
1287 -* AT Command:
1150 +* (% style="color:#037691" %)**AT Command:**
1288 1288  
1289 -(% class="box infomessage" %)
1290 -(((
1291 -**AT+CLRCOUNT ~/~/ clear all counting**
1292 -)))
1152 +**AT+CLRCOUNT ** ~/~/ clear all counting
1293 1293  
1294 -* Downlink Payload (prefix 0xA6):
1295 1295  
1296 -(% class="box infomessage" %)
1297 -(((
1298 -**0x A6 01     ~/~/ clear all counting,**
1299 -)))
1155 +* (% style="color:#037691" %)**Downlink Payload (prefix 0xA6):**
1300 1300  
1157 +**0x A6 01    ** ~/~/ clear all counting
1301 1301  
1302 1302  
1160 +
1161 +
1303 1303  ==== 3.4.2.19 Counting ~-~- Change counting mode save time ====
1304 1304  
1305 -* AT Command:
1164 +* (% style="color:#037691" %)**AT Command:**
1306 1306  
1307 -(% class="box infomessage" %)
1308 -(((
1309 -**AT+COUTIME=60  ~/~/ Set save time to 60 seconds. Device will save the counting result in internal flash every 60 seconds. (min value: 30)**
1310 -)))
1166 +**AT+COUTIME=60  **~/~/ Set save time to 60 seconds. Device will save the counting result in internal flash every 60 seconds. (min value: 30)
1311 1311  
1312 -* Downlink Payload (prefix 0xA7):
1313 1313  
1314 -(% class="box infomessage" %)
1315 -(((
1316 -**0x A7 aa bb cc     ~/~/ same as AT+COUTIME =aa bb cc,**
1317 -)))
1169 +* (% style="color:#037691" %)**Downlink Payload (prefix 0xA7):**
1318 1318  
1171 +**0x A7 aa bb cc     **~/~/ same as AT+COUTIME =aa bb cc,
1172 +
1319 1319  (((
1320 1320  range: aa bb cc:0 to 16777215,  (unit:second)
1321 1321  
... ... @@ -1323,6 +1323,7 @@
1323 1323  )))
1324 1324  
1325 1325  
1180 +
1326 1326  == 3.5 Integrate with Mydevice ==
1327 1327  
1328 1328  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:
... ... @@ -1552,6 +1552,7 @@
1552 1552  [[image:image-20220524100748-11.png]]
1553 1553  
1554 1554  
1410 +
1555 1555  = 4. Use AT Command =
1556 1556  
1557 1557  == 4.1 Access AT Command ==
... ... @@ -1754,8 +1754,6 @@
1754 1754  
1755 1755  (((
1756 1756  AT+CFG: Print all settings
1757 -
1758 -
1759 1759  )))
1760 1760  
1761 1761  
... ... @@ -1801,8 +1801,6 @@
1801 1801  
1802 1802  (((
1803 1803  (% style="background-color:#dcdcdc" %)ATZ
1804 -
1805 -
1806 1806  )))
1807 1807  
1808 1808  
... ... @@ -1915,7 +1915,7 @@
1915 1915  
1916 1916  
1917 1917  (% style="color:blue" %)**For LT-22222-L**(%%):
1918 -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.
1770 +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.
1919 1919  )))
1920 1920  
1921 1921   [[image:image-20220524103407-12.png]]
... ... @@ -2009,6 +2009,8 @@
2009 2009  == 5.5 Can i use point to point communication for LT-22222-L? ==
2010 2010  
2011 2011  Yes, please refer [[Point to Point Communication>>doc:Main. Point to Point Communication of LT-22222-L.WebHome]]
1864 +
1865 +
2012 2012  )))
2013 2013  
2014 2014  (((
... ... @@ -2022,12 +2022,13 @@
2022 2022  
2023 2023  After restart, the status before power failure will be read from flash.
2024 2024  
1879 +
2025 2025  = 6. Trouble Shooting =
2026 2026  )))
2027 2027  
2028 2028  (((
2029 2029  (((
2030 -== 6.1 Downlink doesn’t work, how to solve it? ==
1885 +== 6.1 Downlink doesn't work, how to solve it? ==
2031 2031  )))
2032 2032  )))
2033 2033  
... ... @@ -2048,7 +2048,7 @@
2048 2048  (((
2049 2049  
2050 2050  
2051 -== 6.3 Why I can’t join TTN in US915 /AU915 bands? ==
1906 +== 6.3 Why I can't join TTN in US915 /AU915 bands? ==
2052 2052  )))
2053 2053  
2054 2054  (((
... ... @@ -2056,25 +2056,26 @@
2056 2056  )))
2057 2057  
2058 2058  
2059 -
2060 2060  = 7. Order Info =
2061 2061  
2062 2062  
2063 2063  (% style="color:#4f81bd" %)**LT-22222-L-XXX:**
2064 2064  
2065 -
2066 2066  (% style="color:#4f81bd" %)**XXX:**
2067 2067  
2068 -* (% style="color:#4f81bd" %)**EU433**(%%): LT with frequency bands EU433
2069 -* (% style="color:#4f81bd" %)**EU868**(%%): LT with frequency bands EU868
2070 -* (% style="color:#4f81bd" %)**KR920**(%%): LT with frequency bands KR920
2071 -* (% style="color:#4f81bd" %)**CN470**(%%): LT with frequency bands CN470
2072 -* (% style="color:#4f81bd" %)**AS923**(%%): LT with frequency bands AS923
2073 -* (% style="color:#4f81bd" %)**AU915**(%%): LT with frequency bands AU915
2074 -* (% style="color:#4f81bd" %)**US915**(%%): LT with frequency bands US915
2075 -* (% style="color:#4f81bd" %)**IN865**(%%): LT with frequency bands IN865
2076 -* (% style="color:#4f81bd" %)**CN779**(%%): LT with frequency bands CN779
1921 +* (% style="color:red" %)**EU433**(%%):  LT with frequency bands EU433
1922 +* (% style="color:red" %)**EU868**(%%):  LT with frequency bands EU868
1923 +* (% style="color:red" %)**KR920**(%%):  LT with frequency bands KR920
1924 +* (% style="color:red" %)**CN470**(%%):  LT with frequency bands CN470
1925 +* (% style="color:red" %)**AS923**(%%):  LT with frequency bands AS923
1926 +* (% style="color:red" %)**AU915**(%%):  LT with frequency bands AU915
1927 +* (% style="color:red" %)**US915**(%%):  LT with frequency bands US915
1928 +* (% style="color:red" %)**IN865**(%%):  LT with frequency bands IN865
1929 +* (% style="color:red" %)**CN779**(%%):  LT with frequency bands CN779
2077 2077  
1931 +
1932 +
1933 +
2078 2078  = 8. Packing Info =
2079 2079  
2080 2080  
... ... @@ -2092,6 +2092,9 @@
2092 2092  * Package Size / pcs : 14.5 x 8 x 5 cm
2093 2093  * Weight / pcs : 170g
2094 2094  
1951 +
1952 +
1953 +
2095 2095  = 9. Support =
2096 2096  
2097 2097  * (((
... ... @@ -2101,6 +2101,8 @@
2101 2101  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]]
2102 2102  )))
2103 2103  
1963 +
1964 +
2104 2104  = 10. Reference​​​​​ =
2105 2105  
2106 2106  * 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]]
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