Last modified by Saxer Lin on 2025/04/15 17:24
<
From version < 126.4 >
edited by Xiaoling
on 2023/06/19 15:47
To version < 115.1 >
edited by Xiaoling
on 2023/04/25 17:34
>
Change comment: Uploaded new attachment "image-20230425173427-2.png", version {1}

Summary

Details

Page properties
Content
... ... @@ -26,7 +26,7 @@
26 26  )))
27 27  
28 28  (((
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, building automation, and so on.
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.
30 30  )))
31 31  
32 32  (((
... ... @@ -206,12 +206,11 @@
206 206  
207 207  
208 208  
209 -
210 210  == 1.5 Hardware Variants ==
211 211  
212 212  
213 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:500px" %)
214 -|(% style="background-color:#d9e2f3; color:#0070c0; width:103px" %)**Model**|(% style="background-color:#d9e2f3; color:#0070c0; width:131px" %)**Photo**|(% style="background-color:#d9e2f3; color:#0070c0; width:266px" %)**Description**
212 +(% border="1" style="background-color:#f2f2f2; width:500px" %)
213 +|(% style="background-color:#d9e2f3; color:#0070c0; width:103px" %)**Model**|(% style="background-color:#d9e2f3; color:#0070c0; width:131px" %)**Photo**|(% style="background-color:#d9e2f3; color:#0070c0; width:334px" %)**Description**
215 215  |(% style="width:103px" %)**LT22222-L**|(% style="width:131px" %)(((
216 216  (% style="text-align:center" %)
217 217  [[image:image-20230424115112-1.png||height="106" width="58"]]
... ... @@ -224,6 +224,8 @@
224 224  * 1 x Counting Port
225 225  )))
226 226  
226 +
227 +
227 227  = 2. Power ON Device =
228 228  
229 229  
... ... @@ -280,7 +280,7 @@
280 280  Each LT is shipped with a sticker with the default device EUI as below:
281 281  )))
282 282  
283 -[[image:image-20230425173427-2.png||height="246" width="530"]]
284 +[[image:1653297924498-393.png]]
284 284  
285 285  
286 286  Input these keys in the LoRaWAN Server portal. Below is TTN screen shot:
... ... @@ -311,46 +311,31 @@
311 311  There are five working modes + one interrupt mode on LT for different type application:
312 312  
313 313  * (% style="color:blue" %)**MOD1**(%%): (default setting): 2 x ACI + 2AVI + DI + DO + RO
314 -
315 315  * (% style="color:blue" %)**MOD2**(%%): Double DI Counting + DO + RO
316 -
317 317  * (% style="color:blue" %)**MOD3**(%%): Single DI Counting + 2 x ACI + DO + RO
318 -
319 319  * (% style="color:blue" %)**MOD4**(%%): Single DI Counting + 1 x Voltage Counting + DO + RO
320 -
321 321  * (% style="color:blue" %)**MOD5**(%%): Single DI Counting + 2 x AVI + 1 x ACI + DO + RO
322 -
323 323  * (% style="color:blue" %)**ADDMOD6**(%%): Trigger Mode, Optional, used together with MOD1 ~~ MOD5
324 324  
321 +
322 +
325 325  === 3.3.1 AT+MOD~=1, 2ACI+2AVI ===
326 326  
327 327  
328 328  (((
329 -The uplink payload includes totally 9 bytes. Uplink packets use FPORT=2 and every 10 minutes send one uplink by default. (% style="display:none" %)
330 -
331 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
332 -|(% style="background-color:#d9e2f3; color:#0070c0" %)**Size(bytes)**|(% style="background-color:#d9e2f3; color:#0070c0" %)**2**|(% style="background-color:#d9e2f3; color:#0070c0" %)**2**|(% style="background-color:#d9e2f3; color:#0070c0" %)**2**|(% style="background-color:#d9e2f3; color:#0070c0" %)**2**|(% style="background-color:#d9e2f3; color:#0070c0" %)**1**|(% style="background-color:#d9e2f3; color:#0070c0" %)**1**|(% style="background-color:#d9e2f3; color:#0070c0" %)**1**
333 -|Value|(((
334 -AVI1 voltage
335 -)))|(((
336 -AVI2 voltage
337 -)))|(((
338 -ACI1 Current
339 -)))|(((
340 -ACI2 Current
341 -)))|DIDORO*|(((
342 -Reserve
343 -)))|MOD
327 +The uplink payload includes totally 9 bytes. Uplink packets use FPORT=2 and every 10 minutes send one uplink by default.
344 344  )))
345 345  
330 +[[image:image-20220523174024-3.png]]
331 +
346 346  (((
347 -(% style="color:#4f81bd" %)**DIDORO**(%%) is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below
333 +
348 348  
349 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
350 -|**bit7**|**bit6**|**bit5**|**bit4**|**bit3**|**bit2**|**bit1**|**bit0**
351 -|RO1|RO2|DI3|DI2|DI1|DO3|DO2|DO1
335 +(% style="color:#4f81bd" %)**DIDORO**(%%) is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below
352 352  )))
353 353  
338 +[[image:image-20220523174254-4.png]]
339 +
354 354  * RO is for relay. ROx=1 : close，ROx=0 always open.
355 355  * DI is for digital input. DIx=1: high or float, DIx=0: low.
356 356  * DO is for reverse digital output. DOx=1: output low, DOx=0: high or float.
... ... @@ -390,6 +390,8 @@
390 390  ** DO1 is high in case there is load between DO1 and V+.
391 391  ** DO1 LED is off in both case
392 392  
379 +
380 +
393 393  === 3.3.2 AT+MOD~=2, (Double DI Counting) ===
394 394  
395 395  
... ... @@ -399,24 +399,18 @@
399 399  
400 400  (((
401 401  Total : 11 bytes payload
402 -
403 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
404 -|(% style="background-color:#d9e2f3; color:#0070c0" %)**Size(bytes)**|(% style="background-color:#d9e2f3; color:#0070c0" %)**4**|(% style="background-color:#d9e2f3; color:#0070c0" %)**4**|(% style="background-color:#d9e2f3; color:#0070c0" %)**1**|(% style="background-color:#d9e2f3; color:#0070c0" %)**1**|(% style="background-color:#d9e2f3; color:#0070c0" %)**1**
405 -|Value|COUNT1|COUNT2 |DIDORO*|(((
406 -Reserve
407 -)))|MOD
408 408  )))
409 409  
410 -(((
411 -(% style="color:#4f81bd" %)**DIDORO**(%%) is a combination for RO1, RO2, DO3, DO2 and DO1. Totally 1bytes as below
392 +[[image:image-20220523180452-3.png]]
412 412  
413 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
414 -|**bit7**|**bit6**|**bit5**|**bit4**|**bit3**|**bit2**|**bit1**|**bit0**
415 -|RO1|RO2|FIRST|Reserve|Reserve|DO3|DO2|DO1
416 416  
417 -RO is for relay. ROx=1 : close，ROx=0 always open.
395 +(((
396 +(% style="color:#4f81bd" %)**DIDORO**(%%) is a combination for RO1, RO2, DO3, DO2 and DO1. Totally 1bytes as below
418 418  )))
419 419  
399 +[[image:image-20220523180506-4.png]]
400 +
401 +* RO is for relay. ROx=1 : close，ROx=0 always open.
420 420  * FIRST: Indicate this is the first packet after join network.
421 421  * DO is for reverse digital output. DOx=1: output low, DOx=0: high or float.
422 422  
... ... @@ -447,11 +447,14 @@
447 447  
448 448  
449 449  (% style="color:#4f81bd" %)**AT Commands for counting:**
432 +
433 +
450 450  )))
451 451  
452 452  (((
453 453  **For LT22222-L:**
454 454  
439 +
455 455  (% style="color:blue" %)**AT+TRIG1=0,100**(%%)**  (set DI1 port to trigger on low level, valid signal is 100ms) **
456 456  
457 457  (% style="color:blue" %)**AT+TRIG1=1,100**(%%)**  (set DI1 port to trigger on high level, valid signal is 100ms ) **
... ... @@ -471,22 +471,16 @@
471 471  
472 472  **LT22222-L**: This mode the DI1 is used as a counting pin.
473 473  
474 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
475 -|(% style="background-color:#d9e2f3; color:#0070c0" %)**Size(bytes)**|(% style="background-color:#d9e2f3; color:#0070c0" %)**4**|(% style="background-color:#d9e2f3; color:#0070c0" %)**2**|(% style="background-color:#d9e2f3; color:#0070c0" %)**2**|(% style="background-color:#d9e2f3; color:#0070c0" %)**1**|(% style="background-color:#d9e2f3; color:#0070c0" %)**1**|(% style="background-color:#d9e2f3; color:#0070c0" %)**1**
476 -|Value|COUNT1|(((
477 -ACI1 Current
478 -)))|(((
479 -ACI2 Current
480 -)))|DIDORO*|Reserve|MOD
459 +[[image:image-20220523181246-5.png]]
481 481  
482 482  (((
483 -(% style="color:#4f81bd" %)**DIDORO**(%%) is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below
462 +
484 484  
485 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
486 -|**bit7**|**bit6**|**bit5**|**bit4**|**bit3**|**bit2**|**bit1**|**bit0**
487 -|RO1|RO2|FIRST|Reserve|Reserve|DO3|DO2|DO1
464 +(% style="color:#4f81bd" %)**DIDORO**(%%) is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below
488 488  )))
489 489  
467 +[[image:image-20220523181301-6.png]]
468 +
490 490  * RO is for relay. ROx=1 : close，ROx=0 always open.
491 491  * FIRST: Indicate this is the first packet after join network.
492 492  * DO is for reverse digital output. DOx=1: output low, DOx=0: high or float.
... ... @@ -527,22 +527,17 @@
527 527  
528 528  (((
529 529  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.
530 -
531 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
532 -|(% style="background-color:#d9e2f3; color:#0070c0" %)**Size(bytes)**|(% style="background-color:#d9e2f3; color:#0070c0" %)**4**|(% style="background-color:#d9e2f3; color:#0070c0" %)**4**|(% style="background-color:#d9e2f3; color:#0070c0" %)**1**|(% style="background-color:#d9e2f3; color:#0070c0" %)**1**|(% style="background-color:#d9e2f3; color:#0070c0" %)**1**
533 -|Value|COUNT1|AVI1 Counting|DIDORO*|(((
534 -Reserve
535 -)))|MOD
536 536  )))
537 537  
511 +[[image:image-20220523181903-8.png]]
512 +
513 +
538 538  (((
539 539  (% style="color:#4f81bd" %)**DIDORO **(%%)is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below
540 -
541 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
542 -|**bit7**|**bit6**|**bit5**|**bit4**|**bit3**|**bit2**|**bit1**|**bit0**
543 -|RO1|RO2|FIRST|Reserve|Reserve|DO3|DO2|DO1
544 544  )))
545 545  
518 +[[image:image-20220523181727-7.png]]
519 +
546 546  * RO is for relay. ROx=1 : close，ROx=0 always open.
547 547  * FIRST: Indicate this is the first packet after join network.
548 548  * DO is for reverse digital output. DOx=1: output low, DOx=0: high or float.
... ... @@ -576,8 +576,11 @@
576 576  )))
577 577  
578 578  (((
553 +
554 +
579 579  **Plus below command for AVI1 Counting:**
580 580  
557 +
581 581  (% style="color:blue" %)**AT+SETCNT=3,60**(%%)**  (set AVI Count to 60)**
582 582  
583 583  (% style="color:blue" %)**AT+VOLMAX=20000**(%%)**  (If AVI1 voltage higher than VOLMAX (20000mV =20v), counter increase 1)**
... ... @@ -593,24 +593,12 @@
593 593  
594 594  **LT22222-L**: This mode the DI1 is used as a counting pin.
595 595  
596 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
597 -|(% style="background-color:#d9e2f3; color:#0070c0" %)**Size(bytes)**|(% style="background-color:#d9e2f3; color:#0070c0" %)**2**|(% style="background-color:#d9e2f3; color:#0070c0" %)**2**|(% style="background-color:#d9e2f3; color:#0070c0" %)**2**|(% style="background-color:#d9e2f3; color:#0070c0" %)**2**|(% style="background-color:#d9e2f3; color:#0070c0" %)**1**|(% style="background-color:#d9e2f3; color:#0070c0" %)**1**|(% style="background-color:#d9e2f3; color:#0070c0" %)**1**
598 -|Value|(((
599 -AVI1 voltage
600 -)))|(((
601 -AVI2 voltage
602 -)))|(((
603 -ACI1 Current
604 -)))|COUNT1|DIDORO*|(((
605 -Reserve
606 -)))|MOD
573 +[[image:image-20220523182334-9.png]]
607 607  
608 608  (((
609 -(% style="color:#4f81bd" %)**DIDORO**(%%) is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below
576 +
610 610  
611 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
612 -|**bit7**|**bit6**|**bit5**|**bit4**|**bit3**|**bit2**|**bit1**|**bit0**
613 -|RO1|RO2|FIRST|Reserve|Reserve|DO3|DO2|DO1
578 +(% style="color:#4f81bd" %)**DIDORO**(%%) is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below
614 614  )))
615 615  
616 616  * RO is for relay. ROx=1 : close，ROx=0 always open.
... ... @@ -735,39 +735,12 @@
735 735  
736 736  MOD6 Payload : total 11 bytes payload
737 737  
738 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
739 -|(% style="background-color:#d9e2f3; color:#0070c0; width:60px" %)**Size(bytes)**|(% style="background-color:#d9e2f3; color:#0070c0; width:70px" %)**1**|(% style="background-color:#d9e2f3; color:#0070c0; width:70px" %)**1**|(% style="background-color:#d9e2f3; color:#0070c0; width:110px" %)**1**|(% style="background-color:#d9e2f3; color:#0070c0; width:50px" %)**6**|(% style="background-color:#d9e2f3; color:#0070c0; width:110px" %)**1**|(% style="background-color:#d9e2f3; color:#0070c0; width:50px" %)**1**
740 -|Value|(((
741 -TRI_A FLAG
742 -)))|(((
743 -TRI_A Status
744 -)))|(((
745 -TRI_DI FLAG+STA
746 -)))|Reserve|Enable/Disable MOD6|(((
747 -MOD(6)
748 -)))
703 +[[image:image-20220524085923-1.png]]
749 749  
705 +
750 750  (% style="color:#4f81bd" %)**TRI FLAG1**(%%) is a combination to show if trigger is set for this part. Totally 1byte as below
751 751  
752 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
753 -|**bit7**|**bit6**|**bit5**|**bit4**|**bit3**|**bit2**|**bit1**|**bit0**
754 -|(((
755 -AV1_LOW
756 -)))|(((
757 -AV1_HIGH
758 -)))|(((
759 -AV2_LOW
760 -)))|(((
761 -AV2_HIGH
762 -)))|(((
763 -AC1_LOW
764 -)))|(((
765 -AC1_HIGH
766 -)))|(((
767 -AC2_LOW
768 -)))|(((
769 -AC2_HIGH
770 -)))
708 +[[image:image-20220524090106-2.png]]
771 771  
772 772  * Each bits shows if the corresponding trigger has been configured.
773 773  
... ... @@ -776,27 +776,10 @@
776 776  10100000: Means the system has configure to use the trigger: AC1_LOW and AV2_LOW
777 777  
778 778  
717 +
779 779  (% style="color:#4f81bd" %)**TRI Status1**(%%) is a combination to show which condition is trigger. Totally 1byte as below
780 780  
781 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
782 -|**bit7**|**bit6**|**bit5**|**bit4**|**bit3**|**bit2**|**bit1**|**bit0**
783 -|(((
784 -AV1_LOW
785 -)))|(((
786 -AV1_HIGH
787 -)))|(((
788 -AV2_LOW
789 -)))|(((
790 -AV2_HIGH
791 -)))|(((
792 -AC1_LOW
793 -)))|(((
794 -AC1_HIGH
795 -)))|(((
796 -AC2_LOW
797 -)))|(((
798 -AC2_HIGH
799 -)))
720 +[[image:image-20220524090249-3.png]]
800 800  
801 801  * Each bits shows which status has been trigger on this uplink.
802 802  
... ... @@ -807,9 +807,7 @@
807 807  
808 808  (% style="color:#4f81bd" %)**TRI_DI FLAG+STA **(%%)is a combination to show which condition is trigger. Totally 1byte as below
809 809  
810 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
811 -|**bit7**|**bit6**|**bit5**|**bit4**|**bit3**|**bit2**|**bit1**|**bit0**
812 -|N/A|N/A|N/A|N/A|DI2_STATUS|DI2_FLAG|DI1_STATUS|DI1_FLAG
731 +[[image:image-20220524090456-4.png]]
813 813  
814 814  * Each bits shows which status has been trigger on this uplink.
815 815  
... ... @@ -855,6 +855,8 @@
855 855  
856 856  * (% style="color:blue" %)**Sensor Related Commands**(%%): These commands are special designed for LT-22222-L.  User can see these commands below:
857 857  
777 +
778 +
858 858  === 3.4.1 Common Commands ===
859 859  
860 860  
... ... @@ -889,10 +889,14 @@
889 889  
890 890  Set work mode.
891 891  
892 -* (% style="color:#037691" %)**AT Command:**(%%) (% style="color:blue" %)**AT+MOD=N  **
813 +* (% style="color:#037691" %)**AT Command:**
893 893  
815 +(% style="color:blue" %)**AT+MOD=N  **
816 +
817 +
894 894  **Example**: AT+MOD=2. Set work mode to Double DI counting mode
895 895  
820 +
896 896  * (% style="color:#037691" %)**Downlink Payload (prefix 0x0A):**
897 897  
898 898  (% style="color:blue" %)**0x0A aa  **(%%)** ** ~/~/ Same as AT+MOD=aa
... ... @@ -902,12 +902,16 @@
902 902  ==== 3.4.2.3 Poll an uplink ====
903 903  
904 904  
905 -* (% style="color:#037691" %)**AT Command:**(%%) There is no AT Command to poll uplink
830 +* (% style="color:#037691" %)**AT Command:**
906 906  
832 +There is no AT Command to poll uplink
833 +
834 +
907 907  * (% style="color:#037691" %)**Downlink Payload (prefix 0x08):**
908 908  
909 909  (% style="color:blue" %)**0x08 FF  **(%%)** **~/~/ Poll an uplink
910 910  
839 +
911 911  **Example**: 0x08FF, ask device to send an Uplink
912 912  
913 913  
... ... @@ -917,8 +917,10 @@
917 917  
918 918  Use of trigger mode, please check [[ADDMOD6>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
919 919  
920 -* (% style="color:#037691" %)**AT Command:**(%%) (% style="color:blue" %)**AT+ADDMOD6=1 or 0**
849 +* (% style="color:#037691" %)**AT Command:**
921 921  
851 +(% style="color:blue" %)**AT+ADDMOD6=1 or 0**
852 +
922 922  (% style="color:red" %)**1:** (%%)Enable Trigger Mode
923 923  
924 924  (% style="color:red" %)**0: **(%%)Disable Trigger Mode
... ... @@ -933,12 +933,13 @@
933 933  ==== 3.4.2.5 Poll trigger settings ====
934 934  
935 935  
936 -Poll trigger settings
867 +Poll trigger settings,
937 937  
938 938  * (% style="color:#037691" %)**AT Command:**
939 939  
940 940  There is no AT Command for this feature.
941 941  
873 +
942 942  * (% style="color:#037691" %)**Downlink Payload (prefix 0x AB 06):**
943 943  
944 944  (% style="color:blue" %)**0xAB 06  ** (%%) ~/~/ Poll trigger settings, device will uplink trigger settings once receive this command
... ... @@ -950,11 +950,15 @@
950 950  
951 951  Enable Disable DI1/DI2/DI2 as trigger,
952 952  
953 -* (% style="color:#037691" %)**AT Command:**(%%) (% style="color:blue" %)**Format: AT+DTRI=<DI1_TIRGGER_FlAG>,< DI2_TIRGGER_FlAG >**
885 +* (% style="color:#037691" %)**AT Command:**
954 954  
955 -**Example:** AT+ DTRI =1,0   (Enable DI1 trigger / disable DI2 trigger)
887 +(% style="color:blue" %)**Format: AT+DTRI=<DI1_TIRGGER_FlAG>,< DI2_TIRGGER_FlAG >**
956 956  
957 957  
890 +**Example:**
891 +
892 +AT+ DTRI =1,0   (Enable DI1 trigger / disable DI2 trigger)
893 +
958 958  * (% style="color:#037691" %)**Downlink Payload (prefix 0xAA 02):**
959 959  
960 960  (% style="color:blue" %)**0xAA 02 aa bb   ** (%%) ~/~/ Same as AT+DTRI=aa,bb
... ... @@ -966,15 +966,20 @@
966 966  
967 967  Set DI1 or DI3(for LT-33222-L) trigger.
968 968  
969 -* (% style="color:#037691" %)**AT Command:**(%%) (% style="color:blue" %)**AT+TRIG1=a,b**
905 +* (% style="color:#037691" %)**AT Command:**
970 970  
907 +(% style="color:blue" %)**AT+TRIG1=a,b**
908 +
971 971  (% style="color:red" %)**a :** (%%)Interrupt mode. 0: falling edge; 1: rising edge, 2: falling and raising edge(for MOD=1).
972 972  
973 973  (% style="color:red" %)**b :** (%%)delay timing.
974 974  
975 -**Example:** AT+TRIG1=1,100(set DI1 port to trigger on high level, valid signal is 100ms )
976 976  
914 +**Example:**
977 977  
916 +AT+TRIG1=1,100(set DI1 port to trigger on high level, valid signal is 100ms )
917 +
918 +
978 978  * (% style="color:#037691" %)**Downlink Payload (prefix 0x09 01 ):**
979 979  
980 980  (% style="color:blue" %)**0x09 01 aa bb cc    ** (%%) ~/~/ same as AT+TRIG1=aa,0x(bb cc)
... ... @@ -986,15 +986,20 @@
986 986  
987 987  Set DI2 trigger.
988 988  
989 -* (% style="color:#037691" %)**AT Command:**(%%) (% style="color:blue" %)**AT+TRIG2=a,b**
930 +* (% style="color:#037691" %)**AT Command:**
990 990  
932 +(% style="color:blue" %)**AT+TRIG2=a,b**
933 +
991 991  (% style="color:red" %)**a :** (%%)Interrupt mode. 0: falling edge; 1: rising edge, 2: falling and raising edge(for MOD=1).
992 992  
993 993  (% style="color:red" %)**b :** (%%)delay timing.
994 994  
995 -**Example:** AT+TRIG2=0,100(set DI1 port to trigger on low level, valid signal is 100ms )
996 996  
939 +**Example:**
997 997  
941 +AT+TRIG2=0,100(set DI1 port to trigger on low level, valid signal is 100ms )
942 +
943 +
998 998  * (% style="color:#037691" %)**Downlink Payload (prefix 0x09 02 ):**
999 999  
1000 1000  (% style="color:blue" %)**0x09 02 aa bb cc   ** (%%)~/~/ same as AT+TRIG2=aa,0x(bb cc)
... ... @@ -1006,8 +1006,11 @@
1006 1006  
1007 1007  Set current trigger , base on AC port. See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
1008 1008  
1009 -* (% style="color:#037691" %)**AT Command:**(%%) (% style="color:blue" %)**AT+ACLIM**
955 +* (% style="color:#037691" %)**AT Command**
1010 1010  
957 +(% style="color:blue" %)**AT+ACLIM**
958 +
959 +
1011 1011  * (% style="color:#037691" %)**Downlink Payload (prefix 0xAA 01 )**
1012 1012  
1013 1013  (% 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"]]
... ... @@ -1019,8 +1019,11 @@
1019 1019  
1020 1020  Set current trigger , base on AV port. See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
1021 1021  
1022 -* (% style="color:#037691" %)**AT Command**(%%): (% style="color:blue" %)**AT+AVLIM    **(%%)** See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]**
971 +* (% style="color:#037691" %)**AT Command**
1023 1023  
973 +(% style="color:blue" %)**AT+AVLIM    **(%%)** See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]**
974 +
975 +
1024 1024  * (% style="color:#037691" %)**Downlink Payload (prefix 0xAA 00 )**
1025 1025  
1026 1026  (% 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"]]
... ... @@ -1032,13 +1032,18 @@
1032 1032  
1033 1033  Set AV and AC trigger minimum interval, system won't response to the second trigger within this set time after the first trigger.
1034 1034  
1035 -* (% style="color:#037691" %)**AT Command**(%%): (% style="color:blue" %)**AT+ATDC=5        ** ~/~/ (%%)Device won't response the second trigger within 5 minute after the first trigger.
987 +* (% style="color:#037691" %)**AT Command**
1036 1036  
989 +(% style="color:blue" %)**AT+ATDC=5        ** (%%)Device won't response the second trigger within 5 minute after the first trigger.
990 +
991 +
1037 1037  * (% style="color:#037691" %)**Downlink Payload (prefix 0xAC )**
1038 1038  
1039 1039  (% style="color:blue" %)**0x AC aa bb   **(%%) ~/~/ same as AT+ATDC=0x(aa bb)   . Unit (min)
1040 1040  
1041 1041  (((
997 +
998 +
1042 1042  (% style="color:red" %)**Note: ATDC setting must be more than 5min**
1043 1043  )))
1044 1044  
... ... @@ -1053,9 +1053,8 @@
1053 1053  
1054 1054  
1055 1055  * (% style="color:#037691" %)**Downlink Payload (prefix 0x02)**
1013 +* (% style="color:blue" %)**0x02 aa bb cc     ** (%%)~/~/ Set DO1/DO2/DO3 output
1056 1056  
1057 -(% style="color:blue" %)**0x02 aa bb cc     ** (%%)~/~/ Set DO1/DO2/DO3 output
1058 -
1059 1059  (((
1060 1060  If payload = 0x02010001, while there is load between V+ and DOx, it means set DO1 to low, DO2 to high and DO3 to low.
1061 1061  )))
... ... @@ -1062,14 +1062,10 @@
1062 1062  
1063 1063  (((
1064 1064  01: Low,  00: High ,  11: No action
1065 -
1066 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
1067 -|(% style="background-color:#d9e2f3; color:#0070c0" %)**Downlink Code**|(% style="background-color:#d9e2f3; color:#0070c0" %)**DO1**|(% style="background-color:#d9e2f3; color:#0070c0" %)**DO2**|(% style="background-color:#d9e2f3; color:#0070c0" %)**DO3**
1068 -|02  01  00  11|Low|High|No Action
1069 -|02  00  11  01|High|No Action|Low
1070 -|02  11  01  00|No Action|Low|High
1071 1071  )))
1072 1072  
1023 +[[image:image-20220524092754-5.png]]
1024 +
1073 1073  (((
1074 1074  (% style="color:red" %)**Note: For LT-22222-L, there is no DO3, the last byte can use any value.**
1075 1075  )))
... ... @@ -1106,31 +1106,24 @@
1106 1106  
1107 1107  (% style="color:#4f81bd" %)**Third Byte**(%%): Control Method and Ports status:
1108 1108  
1109 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:300px" %)
1110 -|(% style="background-color:#d9e2f3; color:#0070c0" %)**Second Byte**|(% style="background-color:#d9e2f3; color:#0070c0" %)**Status**
1111 -|0x01|DO1 set to low
1112 -|0x00|DO1 set to high
1113 -|0x11|DO1 NO Action
1061 +[[image:image-20220524093238-6.png]]
1114 1114  
1063 +
1115 1115  (% style="color:#4f81bd" %)**Fourth Byte**(%%): Control Method and Ports status:
1116 1116  
1117 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:300px" %)
1118 -|(% style="background-color:#d9e2f3; color:#0070c0" %)**Second Byte**|(% style="background-color:#d9e2f3; color:#0070c0" %)**Status**
1119 -|0x01|DO2 set to low
1120 -|0x00|DO2 set to high
1121 -|0x11|DO2 NO Action
1066 +[[image:image-20220524093328-7.png]]
1122 1122  
1068 +
1123 1123  (% style="color:#4f81bd" %)**Fifth Byte**(%%): Control Method and Ports status:
1124 1124  
1125 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:300px" %)
1126 -|(% style="background-color:#d9e2f3; color:#0070c0" %)**Second Byte**|(% style="background-color:#d9e2f3; color:#0070c0" %)**Status**
1127 -|0x01|DO3 set to low
1128 -|0x00|DO3 set to high
1129 -|0x11|DO3 NO Action
1071 +[[image:image-20220524093351-8.png]]
1130 1130  
1131 -(% style="color:#4f81bd" %)**Sixth and Seventh and Eighth and Ninth Byte**:(%%) Latching time. Unit: ms
1132 1132  
1074 +(% style="color:#4f81bd" %)**Sixth and Seventh and Eighth and Ninth Byte**:
1133 1133  
1076 + Latching time. Unit: ms
1077 +
1078 +
1134 1134  (% style="color:red" %)**Note: **
1135 1135  
1136 1136   Since Firmware v1.6.0, the latch time support 4 bytes and 2 bytes
... ... @@ -1137,6 +1137,7 @@
1137 1137  
1138 1138   Before Firmwre v1.6.0 the latch time only suport 2 bytes.
1139 1139  
1085 +
1140 1140  (% style="color:red" %)**Device will upload a packet if downlink code executes successfully.**
1141 1141  
1142 1142  
... ... @@ -1179,17 +1179,10 @@
1179 1179  
1180 1180  (((
1181 1181  01: Close ,  00: Open , 11: No action
1128 +)))
1182 1182  
1183 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:320px" %)
1184 -|(% style="background-color:#d9e2f3; color:#0070c0" %)**Downlink Code**|(% style="background-color:#d9e2f3; color:#0070c0" %)**RO1**|(% style="background-color:#d9e2f3; color:#0070c0" %)**RO2**
1185 -|03  00  11|Open|No Action
1186 -|03  01  11|Close|No Action
1187 -|03  11  00|No Action|Open
1188 -|03  11  01|No Action|Close
1189 -|03  00  00|Open|Open
1190 -|03  01  01|Close|Close
1191 -|03  01  00|Close|Open
1192 -|03  00  01|Open|Close
1130 +(((
1131 +[[image:image-20220524093724-9.png]]
1193 1193  )))
1194 1194  
1195 1195  (% style="color:red" %)**Device will upload a packet if downlink code executes successfully.**
... ... @@ -1263,8 +1263,11 @@
1263 1263  
1264 1264  When voltage exceed the threshold, count. Feature see [[MOD4>>||anchor="H3.3.4AT2BMOD3D42CSingleDICounting2B1xVoltageCounting"]]
1265 1265  
1266 -* (% style="color:#037691" %)**AT Command:**(%%) (% style="color:blue" %)**AT+VOLMAX   ** (%%)~/~/ See [[MOD4>>||anchor="H3.3.4AT2BMOD3D42CSingleDICounting2B1xVoltageCounting"]]
1205 +* (% style="color:#037691" %)**AT Command:**
1267 1267  
1207 +(% style="color:blue" %)**AT+VOLMAX   ** (%%)~/~/ See [[MOD4>>||anchor="H3.3.4AT2BMOD3D42CSingleDICounting2B1xVoltageCounting"]]
1208 +
1209 +
1268 1268  * (% style="color:#037691" %)**Downlink Payload (prefix 0xA5):**
1269 1269  
1270 1270  (% style="color:blue" %)**0xA5 aa bb cc   ** (%%)~/~/ Same as AT+VOLMAX=(aa bb),cc
... ... @@ -1274,8 +1274,10 @@
1274 1274  ==== 3.4.2.17 Counting ~-~- Pre-configure the Count Number ====
1275 1275  
1276 1276  
1277 -* (% style="color:#037691" %)**AT Command:**(%%) (% style="color:blue" %)**AT+SETCNT=aa,(bb cc dd ee) **
1219 +* (% style="color:#037691" %)**AT Command:**
1278 1278  
1221 +(% style="color:blue" %)**AT+SETCNT=aa,(bb cc dd ee) **
1222 +
1279 1279  (% style="color:red" %)**aa:**(%%) 1: Set count1; 2: Set count2; 3: Set AV1 count
1280 1280  
1281 1281  (% style="color:red" %)**bb cc dd ee: **(%%)number to be set
... ... @@ -1292,8 +1292,11 @@
1292 1292  
1293 1293  Clear counting for counting mode
1294 1294  
1295 -* (% style="color:#037691" %)**AT Command:**(%%) (% style="color:blue" %)**AT+CLRCOUNT         **(%%) ~/~/ clear all counting
1239 +* (% style="color:#037691" %)**AT Command:**
1296 1296  
1241 +(% style="color:blue" %)**AT+CLRCOUNT **(%%) ~/~/ clear all counting
1242 +
1243 +
1297 1297  * (% style="color:#037691" %)**Downlink Payload (prefix 0xA6):**
1298 1298  
1299 1299  (% style="color:blue" %)**0x A6 01    ** (%%)~/~/ clear all counting
... ... @@ -1445,7 +1445,7 @@
1445 1445  
1446 1446  (% style="color:blue" %)**Step 3**(%%): Create an account or log in Mydevices.
1447 1447  
1448 -(% style="color:blue" %)**Step 4**(%%): Search LT-22222-L(for both LT-22222-L) and add DevEUI.(% style="display:none" %)
1395 +(% style="color:blue" %)**Step 4**(%%): Search LT-22222-L(for both LT-22222-L / LT-33222-L) and add DevEUI.(% style="display:none" %)
1449 1449  
1450 1450  Search under The things network
1451 1451  
... ... @@ -1484,12 +1484,12 @@
1484 1484  
1485 1485  
1486 1486  (((
1487 -The DI port of LT-22222-L can support **NPN** or **PNP** or **Dry Contact** output sensor.
1434 +The DI port of LT-22222-L can support NPN or PNP output sensor.
1488 1488  )))
1489 1489  
1490 1490  (((
1491 1491  (((
1492 -Internal circuit as below, the NEC2501 is a photocoupler, the Active current (from NEC2501 pin 1 to pin 2 is 1ma and the max current is 50mA). (% class="mark" %)When there is active current pass NEC2501 pin1 to pin2. The DI will be active high and DI LED status will change.
1439 +Internal circuit as below, the NEC2501 is a photocoupler, the Active current (from NEC2501 pin 1 to pin 2 is 1ma and the max current is 50mA. When there is active current pass NEC2501 pin1 to pin2. The DI will be active high.
1493 1493  
1494 1494  
1495 1495  )))
... ... @@ -1597,16 +1597,6 @@
1597 1597  )))
1598 1598  
1599 1599  
1600 -(% style="color:blue" %)**Example4**(%%): Connect to Dry Contact sensor
1601 -
1602 -From above DI ports circuit, we can see that active the photocoupler will need to have a voltage difference between DI+ and DI- port. While the Dry Contact sensor is a passive component which can't provide this voltage difference.
1603 -
1604 -To detect a Dry Contact, we can provide a power source to one pin of the Dry Contact. Below is a reference connection.
1605 -
1606 -[[image:image-20230616235145-1.png]]
1607 -
1608 -
1609 -
1610 1610  === 3.6.3 Digital Output Port: DO1/DO2 /DO3 ===
1611 1611  
1612 1612  
... ... @@ -1640,6 +1640,7 @@
1640 1640  
1641 1641  **Black:  GND**
1642 1642  
1580 +
1643 1643  **Connection diagram:**
1644 1644  
1645 1645  [[image:1653357640609-758.png]]
... ... @@ -1647,22 +1647,6 @@
1647 1647  [[image:1653357648330-671.png||height="155" width="733"]]
1648 1648  
1649 1649  
1650 -Example connected to a regulated power supply to measure voltage
1651 -
1652 -[[image:image-20230608101532-1.png||height="606" width="447"]]
1653 -
1654 -[[image:image-20230608101608-2.jpeg||height="379" width="284"]]
1655 -
1656 -[[image:image-20230608101722-3.png||height="102" width="1139"]]
1657 -
1658 -
1659 -(% style="color:blue; font-weight:bold" %)**Specifications of the regulated power**(%%) (% style="color:blue" %)**:**
1660 -
1661 -(% style="color:red" %)**Red:  12~~24v**
1662 -
1663 -**Black:  GND**
1664 -
1665 -
1666 1666  === 3.6.5 Relay Output ===
1667 1667  
1668 1668  
... ... @@ -1681,41 +1681,9 @@
1681 1681  == 3.7 LEDs Indicators ==
1682 1682  
1683 1683  
1684 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
1685 -|(% style="background-color:#d9e2f3; color:#0070c0; width:50px" %)**LEDs**|(% style="background-color:#d9e2f3; color:#0070c0; width:470px" %)**Feature**
1686 -|**PWR**|Always on if there is power
1687 -|**SYS**|(((
1688 -After device is powered on, the SYS will **fast blink in GREEN** for 5 times, means RS485-LN start to join LoRaWAN network. If join success, SYS will be **on GREEN for 5 seconds. **SYS will **blink Blue** on every upload and **blink Green** once receive a downlink message.
1689 -)))
1690 -|**TX**|(((
1691 -(((
1692 -Device boot: TX blinks 5 times.
1693 -)))
1606 +[[image:image-20220524100748-11.png]]
1694 1694  
1695 -(((
1696 -Successful join network: TX ON for 5 seconds.
1697 -)))
1698 1698  
1699 -(((
1700 -Transmit a LoRa packet: TX blinks once
1701 -)))
1702 -)))
1703 -|**RX**|RX blinks once when receive a packet.
1704 -|**DO1**|
1705 -|**DO2**|
1706 -|**DO3**|
1707 -|**DI2**|(((
1708 -For LT-22222-L: ON when DI2 is high, LOW when DI2 is low
1709 -)))
1710 -|**DI2**|(((
1711 -For LT-22222-L: ON when DI2 is high, LOW when DI2 is low
1712 -)))
1713 -|**DI2**|(((
1714 -For LT-22222-L: ON when DI2 is high, LOW when DI2 is low
1715 -)))
1716 -|**RO1**|
1717 -|**RO2**|
1718 -
1719 1719  = 4. Use AT Command =
1720 1720  
1721 1721  == 4.1 Access AT Command ==
... ... @@ -2096,7 +2096,7 @@
2096 2096  
2097 2097  (((
2098 2098  (% style="color:blue" %)**Step1**(%%)**:** Download [[flash loader>>url:https://www.st.com/content/st_com/en/products/development-tools/software-development-tools/stm32-software-development-tools/stm32-programmers/flasher-stm32.html]].
2099 -(% style="color:blue" %)**Step2**(%%)**:** Download the [[LT Image files>>https://www.dropbox.com/sh/g99v0fxcltn9r1y/AACrbrDN0AqLHbBat0ViWx5Da/LT-22222-L/Firmware?dl=0&subfolder_nav_tracking=1]].
1989 +(% style="color:blue" %)**Step2**(%%)**:** Download the [[LT Image files>>url:https://www.dropbox.com/sh/g99v0fxcltn9r1y/AADKXQ2v5ZT-S3sxdmbvE7UAa/LT-22222-L/image?dl=0&subfolder_nav_tracking=1]].
2100 2100  (% style="color:blue" %)**Step3**(%%)**:** Open flashloader; choose the correct COM port to update.
2101 2101  
2102 2102  
... ... @@ -2201,20 +2201,14 @@
2201 2201  [[image:1653360498588-932.png||height="485" width="726"]]
2202 2202  
2203 2203  
2204 -== 6.4 How to change the uplink interval？ ==
2094 +== 6.4 Can I see counting event in Serial? ==
2205 2205  
2206 2206  
2207 -Please see this link: [[http:~~/~~/wiki.dragino.com/xwiki/bin/view/Main/How%20to%20set%20the%20transmit%20time%20interval/>>url:http://wiki.dragino.com/xwiki/bin/view/Main/How%20to%20set%20the%20transmit%20time%20interval/]]
2208 -
2209 -
2210 -== 6.5 Can I see counting event in Serial? ==
2211 -
2212 -
2213 2213  (((
2214 2214  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.
2215 2215  
2216 2216  
2217 -== 6.6 Can i use point to point communication for LT-22222-L? ==
2101 +== 6.5 Can i use point to point communication for LT-22222-L? ==
2218 2218  
2219 2219  
2220 2220  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]].
... ... @@ -2223,7 +2223,7 @@
2223 2223  )))
2224 2224  
2225 2225  (((
2226 -== 6.7 Why does the relay output become the default and open relay after the lt22222 is powered off? ==
2110 +== 6.6 Why does the relay output become the default and open relay after the lt22222 is powered off? ==
2227 2227  
2228 2228  
2229 2229  If the device is not shut down, but directly powered off.
... ... @@ -2235,7 +2235,7 @@
2235 2235  After restart, the status before power failure will be read from flash.
2236 2236  
2237 2237  
2238 -== 6.8 Can i set up LT-22222-L as a NC(Normal Close) Relay? ==
2122 +== 6.7 Can i set up LT-22222-L as a NC(Normal Close) Relay? ==
2239 2239  
2240 2240  
2241 2241  LT-22222-L built-in relay is NO (Normal Open). User can use an external relay to achieve Normal Close purpose. Diagram as below:
... ... @@ -2244,7 +2244,7 @@
2244 2244  [[image:image-20221006170630-1.png||height="610" width="945"]]
2245 2245  
2246 2246  
2247 -== 6.9 Can LT22222-L save RO state? ==
2131 +== 6.8 Can LT22222-L save RO state? ==
2248 2248  
2249 2249  
2250 2250  Firmware version needs to be no less than 1.6.0.
... ... @@ -2307,6 +2307,8 @@
2307 2307  * (% style="color:red" %)**IN865**(%%):  LT with frequency bands IN865
2308 2308  * (% style="color:red" %)**CN779**(%%):  LT with frequency bands CN779
2309 2309  
2194 +
2195 +
2310 2310  = 9. Packing Info =
2311 2311  
2312 2312  
... ... @@ -2324,6 +2324,8 @@
2324 2324  * Package Size / pcs : 14.5 x 8 x 5 cm
2325 2325  * Weight / pcs : 170g
2326 2326  
2213 +
2214 +
2327 2327  = 10. Support =
2328 2328  
2329 2329  
... ... @@ -2331,7 +2331,7 @@
2331 2331  Support is provided Monday to Friday, from 09:00 to 18:00 GMT+8. Due to different timezones we cannot offer live support. However, your questions will be answered as soon as possible in the before-mentioned schedule.
2332 2332  )))
2333 2333  * (((
2334 -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.cc>>mailto:Support@dragino.cc]]
2222 +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]]
2335 2335  
2336 2336  
2337 2337  
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