Last modified by Saxer Lin on 2025/04/15 17:24
<
From version < 118.5 >
edited by Xiaoling
on 2023/05/17 10:51
To version < 126.2 >
edited by Xiaoling
on 2023/06/19 15:31
>
Change comment: There is no comment for this version

Summary

Details

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Content
... ... @@ -308,10 +308,15 @@
308 308  There are five working modes + one interrupt mode on LT for different type application:
309 309  
310 310  * (% style="color:blue" %)**MOD1**(%%): (default setting): 2 x ACI + 2AVI + DI + DO + RO
311 +
311 311  * (% style="color:blue" %)**MOD2**(%%): Double DI Counting + DO + RO
313 +
312 312  * (% style="color:blue" %)**MOD3**(%%): Single DI Counting + 2 x ACI + DO + RO
315 +
313 313  * (% style="color:blue" %)**MOD4**(%%): Single DI Counting + 1 x Voltage Counting + DO + RO
317 +
314 314  * (% style="color:blue" %)**MOD5**(%%): Single DI Counting + 2 x AVI + 1 x ACI + DO + RO
319 +
315 315  * (% style="color:blue" %)**ADDMOD6**(%%): Trigger Mode, Optional, used together with MOD1 ~~ MOD5
316 316  
317 317  === 3.3.1 AT+MOD~=1, 2ACI+2AVI ===
... ... @@ -321,36 +321,28 @@
321 321  The uplink payload includes totally 9 bytes. Uplink packets use FPORT=2 and every 10 minutes send one uplink by default. (% style="display:none" %)
322 322  
323 323  (% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
324 -|Size(bytes)(% style="display:none" %) |2|2|2|2|1|1|1
329 +|(% 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**
325 325  |Value|(((
326 -AVI1
327 -voltage
331 +AVI1 voltage
328 328  )))|(((
329 -AVI2
330 -voltage
333 +AVI2 voltage
331 331  )))|(((
332 -ACI1
333 -Current
335 +ACI1 Current
334 334  )))|(((
335 -ACI2
336 -Current
337 +ACI2 Current
337 337  )))|DIDORO*|(((
338 338  Reserve
339 339  )))|MOD
340 340  )))
341 341  
342 -
343 343  (((
344 -
345 -
346 346  (% style="color:#4f81bd" %)**DIDORO**(%%) is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below
347 347  
348 348  (% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
349 -|bit7|bit6|bit5|bit4|bit3|bit2|bit1|bit0
347 +|**bit7**|**bit6**|**bit5**|**bit4**|**bit3**|**bit2**|**bit1**|**bit0**
350 350  |RO1|RO2|DI3|DI2|DI1|DO3|DO2|DO1
351 351  )))
352 352  
353 -
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.
... ... @@ -401,21 +401,17 @@
401 401  Total : 11 bytes payload
402 402  
403 403  (% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
404 -|Size(bytes)|4|4|1|1|1
401 +|(% 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**
405 405  |Value|COUNT1|COUNT2 |DIDORO*|(((
406 -Reserve
407 -
408 -
403 +Reserve
409 409  )))|MOD
410 410  )))
411 411  
412 412  (((
413 -
414 -
415 415  (% style="color:#4f81bd" %)**DIDORO**(%%) is a combination for RO1, RO2, DO3, DO2 and DO1. Totally 1bytes as below
416 416  
417 417  (% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
418 -|bit7|bit6|bit5|bit4|bit3|bit2|bit1|bit0
411 +|**bit7**|**bit6**|**bit5**|**bit4**|**bit3**|**bit2**|**bit1**|**bit0**
419 419  |RO1|RO2|FIRST|Reserve|Reserve|DO3|DO2|DO1
420 420  
421 421  RO is for relay. ROx=1 : close，ROx=0 always open.
... ... @@ -451,14 +451,11 @@
451 451  
452 452  
453 453  (% style="color:#4f81bd" %)**AT Commands for counting:**
454 -
455 -
456 456  )))
457 457  
458 458  (((
459 459  **For LT22222-L:**
460 460  
461 -
462 462  (% style="color:blue" %)**AT+TRIG1=0,100**(%%)**  (set DI1 port to trigger on low level, valid signal is 100ms) **
463 463  
464 464  (% style="color:blue" %)**AT+TRIG1=1,100**(%%)**  (set DI1 port to trigger on high level, valid signal is 100ms ) **
... ... @@ -479,7 +479,7 @@
479 479  **LT22222-L**: This mode the DI1 is used as a counting pin.
480 480  
481 481  (% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
482 -|Size(bytes)|4|2|2|1|1|1
472 +|(% 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**
483 483  |Value|COUNT1|(((
484 484  ACI1 Current
485 485  )))|(((
... ... @@ -486,16 +486,14 @@
486 486  ACI2 Current
487 487  )))|DIDORO*|Reserve|MOD
488 488  
489 -[[image:image-20220523181246-5.png]]
490 -
491 491  (((
492 -
493 -
494 494  (% style="color:#4f81bd" %)**DIDORO**(%%) is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below
481 +
482 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
483 +|**bit7**|**bit6**|**bit5**|**bit4**|**bit3**|**bit2**|**bit1**|**bit0**
484 +|RO1|RO2|FIRST|Reserve|Reserve|DO3|DO2|DO1
495 495  )))
496 496  
497 -[[image:image-20220523181301-6.png]]
498 -
499 499  * RO is for relay. ROx=1 : close，ROx=0 always open.
500 500  * FIRST: Indicate this is the first packet after join network.
501 501  * DO is for reverse digital output. DOx=1: output low, DOx=0: high or float.
... ... @@ -536,17 +536,22 @@
536 536  
537 537  (((
538 538  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.
527 +
528 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
529 +|(% 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**
530 +|Value|COUNT1|AVI1 Counting|DIDORO*|(((
531 +Reserve
532 +)))|MOD
539 539  )))
540 540  
541 -[[image:image-20220523181903-8.png]]
542 -
543 -
544 544  (((
545 545  (% style="color:#4f81bd" %)**DIDORO **(%%)is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below
537 +
538 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
539 +|**bit7**|**bit6**|**bit5**|**bit4**|**bit3**|**bit2**|**bit1**|**bit0**
540 +|RO1|RO2|FIRST|Reserve|Reserve|DO3|DO2|DO1
546 546  )))
547 547  
548 -[[image:image-20220523181727-7.png]]
549 -
550 550  * RO is for relay. ROx=1 : close，ROx=0 always open.
551 551  * FIRST: Indicate this is the first packet after join network.
552 552  * DO is for reverse digital output. DOx=1: output low, DOx=0: high or float.
... ... @@ -580,11 +580,8 @@
580 580  )))
581 581  
582 582  (((
583 -
584 -
585 585  **Plus below command for AVI1 Counting:**
586 586  
587 -
588 588  (% style="color:blue" %)**AT+SETCNT=3,60**(%%)**  (set AVI Count to 60)**
589 589  
590 590  (% style="color:blue" %)**AT+VOLMAX=20000**(%%)**  (If AVI1 voltage higher than VOLMAX (20000mV =20v), counter increase 1)**
... ... @@ -600,12 +600,24 @@
600 600  
601 601  **LT22222-L**: This mode the DI1 is used as a counting pin.
602 602  
603 -[[image:image-20220523182334-9.png]]
593 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
594 +|(% 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**
595 +|Value|(((
596 +AVI1 voltage
597 +)))|(((
598 +AVI2 voltage
599 +)))|(((
600 +ACI1 Current
601 +)))|COUNT1|DIDORO*|(((
602 +Reserve
603 +)))|MOD
604 604  
605 605  (((
606 -
607 -
608 608  (% style="color:#4f81bd" %)**DIDORO**(%%) is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below
607 +
608 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
609 +|**bit7**|**bit6**|**bit5**|**bit4**|**bit3**|**bit2**|**bit1**|**bit0**
610 +|RO1|RO2|FIRST|Reserve|Reserve|DO3|DO2|DO1
609 609  )))
610 610  
611 611  * RO is for relay. ROx=1 : close，ROx=0 always open.
... ... @@ -730,12 +730,39 @@
730 730  
731 731  MOD6 Payload : total 11 bytes payload
732 732  
733 -[[image:image-20220524085923-1.png]]
735 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
736 +|(% 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**
737 +|Value|(((
738 +TRI_A FLAG
739 +)))|(((
740 +TRI_A Status
741 +)))|(((
742 +TRI_DI FLAG+STA
743 +)))|Reserve|Enable/Disable MOD6|(((
744 +MOD(6)
745 +)))
734 734  
735 -
736 736  (% style="color:#4f81bd" %)**TRI FLAG1**(%%) is a combination to show if trigger is set for this part. Totally 1byte as below
737 737  
738 -[[image:image-20220524090106-2.png]]
749 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
750 +|**bit7**|**bit6**|**bit5**|**bit4**|**bit3**|**bit2**|**bit1**|**bit0**
751 +|(((
752 +AV1_LOW
753 +)))|(((
754 +AV1_HIGH
755 +)))|(((
756 +AV2_LOW
757 +)))|(((
758 +AV2_HIGH
759 +)))|(((
760 +AC1_LOW
761 +)))|(((
762 +AC1_HIGH
763 +)))|(((
764 +AC2_LOW
765 +)))|(((
766 +AC2_HIGH
767 +)))
739 739  
740 740  * Each bits shows if the corresponding trigger has been configured.
741 741  
... ... @@ -744,10 +744,27 @@
744 744  10100000: Means the system has configure to use the trigger: AC1_LOW and AV2_LOW
745 745  
746 746  
747 -
748 748  (% style="color:#4f81bd" %)**TRI Status1**(%%) is a combination to show which condition is trigger. Totally 1byte as below
749 749  
750 -[[image:image-20220524090249-3.png]]
778 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
779 +|**bit7**|**bit6**|**bit5**|**bit4**|**bit3**|**bit2**|**bit1**|**bit0**
780 +|(((
781 +AV1_LOW
782 +)))|(((
783 +AV1_HIGH
784 +)))|(((
785 +AV2_LOW
786 +)))|(((
787 +AV2_HIGH
788 +)))|(((
789 +AC1_LOW
790 +)))|(((
791 +AC1_HIGH
792 +)))|(((
793 +AC2_LOW
794 +)))|(((
795 +AC2_HIGH
796 +)))
751 751  
752 752  * Each bits shows which status has been trigger on this uplink.
753 753  
... ... @@ -758,7 +758,9 @@
758 758  
759 759  (% style="color:#4f81bd" %)**TRI_DI FLAG+STA **(%%)is a combination to show which condition is trigger. Totally 1byte as below
760 760  
761 -[[image:image-20220524090456-4.png]]
807 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
808 +|**bit7**|**bit6**|**bit5**|**bit4**|**bit3**|**bit2**|**bit1**|**bit0**
809 +|N/A|N/A|N/A|N/A|DI2_STATUS|DI2_FLAG|DI1_STATUS|DI1_FLAG
762 762  
763 763  * Each bits shows which status has been trigger on this uplink.
764 764  
... ... @@ -838,14 +838,10 @@
838 838  
839 839  Set work mode.
840 840  
841 -* (% style="color:#037691" %)**AT Command:**
889 +* (% style="color:#037691" %)**AT Command:**(%%) (% style="color:blue" %)**AT+MOD=N  **
842 842  
843 -(% style="color:blue" %)**AT+MOD=N  **
844 -
845 -
846 846  **Example**: AT+MOD=2. Set work mode to Double DI counting mode
847 847  
848 -
849 849  * (% style="color:#037691" %)**Downlink Payload (prefix 0x0A):**
850 850  
851 851  (% style="color:blue" %)**0x0A aa  **(%%)** ** ~/~/ Same as AT+MOD=aa
... ... @@ -855,16 +855,12 @@
855 855  ==== 3.4.2.3 Poll an uplink ====
856 856  
857 857  
858 -* (% style="color:#037691" %)**AT Command:**
902 +* (% style="color:#037691" %)**AT Command:**(%%) There is no AT Command to poll uplink
859 859  
860 -There is no AT Command to poll uplink
861 -
862 -
863 863  * (% style="color:#037691" %)**Downlink Payload (prefix 0x08):**
864 864  
865 865  (% style="color:blue" %)**0x08 FF  **(%%)** **~/~/ Poll an uplink
866 866  
867 -
868 868  **Example**: 0x08FF, ask device to send an Uplink
869 869  
870 870  
... ... @@ -874,10 +874,8 @@
874 874  
875 875  Use of trigger mode, please check [[ADDMOD6>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
876 876  
877 -* (% style="color:#037691" %)**AT Command:**
917 +* (% style="color:#037691" %)**AT Command:**(%%) (% style="color:blue" %)**AT+ADDMOD6=1 or 0**
878 878  
879 -(% style="color:blue" %)**AT+ADDMOD6=1 or 0**
880 -
881 881  (% style="color:red" %)**1:** (%%)Enable Trigger Mode
882 882  
883 883  (% style="color:red" %)**0: **(%%)Disable Trigger Mode
... ... @@ -892,13 +892,12 @@
892 892  ==== 3.4.2.5 Poll trigger settings ====
893 893  
894 894  
895 -Poll trigger settings,
933 +Poll trigger settings
896 896  
897 897  * (% style="color:#037691" %)**AT Command:**
898 898  
899 899  There is no AT Command for this feature.
900 900  
901 -
902 902  * (% style="color:#037691" %)**Downlink Payload (prefix 0x AB 06):**
903 903  
904 904  (% style="color:blue" %)**0xAB 06  ** (%%) ~/~/ Poll trigger settings, device will uplink trigger settings once receive this command
... ... @@ -910,15 +910,11 @@
910 910  
911 911  Enable Disable DI1/DI2/DI2 as trigger,
912 912  
913 -* (% style="color:#037691" %)**AT Command:**
950 +* (% style="color:#037691" %)**AT Command:**(%%) (% style="color:blue" %)**Format: AT+DTRI=<DI1_TIRGGER_FlAG>,< DI2_TIRGGER_FlAG >**
914 914  
915 -(% style="color:blue" %)**Format: AT+DTRI=<DI1_TIRGGER_FlAG>,< DI2_TIRGGER_FlAG >**
952 +**Example:** AT+ DTRI =1,0   (Enable DI1 trigger / disable DI2 trigger)
916 916  
917 917  
918 -**Example:**
919 -
920 -AT+ DTRI =1,0   (Enable DI1 trigger / disable DI2 trigger)
921 -
922 922  * (% style="color:#037691" %)**Downlink Payload (prefix 0xAA 02):**
923 923  
924 924  (% style="color:blue" %)**0xAA 02 aa bb   ** (%%) ~/~/ Same as AT+DTRI=aa,bb
... ... @@ -930,20 +930,15 @@
930 930  
931 931  Set DI1 or DI3(for LT-33222-L) trigger.
932 932  
933 -* (% style="color:#037691" %)**AT Command:**
966 +* (% style="color:#037691" %)**AT Command:**(%%) (% style="color:blue" %)**AT+TRIG1=a,b**
934 934  
935 -(% style="color:blue" %)**AT+TRIG1=a,b**
936 -
937 937  (% style="color:red" %)**a :** (%%)Interrupt mode. 0: falling edge; 1: rising edge, 2: falling and raising edge(for MOD=1).
938 938  
939 939  (% style="color:red" %)**b :** (%%)delay timing.
940 940  
972 +**Example:** AT+TRIG1=1,100(set DI1 port to trigger on high level, valid signal is 100ms )
941 941  
942 -**Example:**
943 943  
944 -AT+TRIG1=1,100(set DI1 port to trigger on high level, valid signal is 100ms )
945 -
946 -
947 947  * (% style="color:#037691" %)**Downlink Payload (prefix 0x09 01 ):**
948 948  
949 949  (% style="color:blue" %)**0x09 01 aa bb cc    ** (%%) ~/~/ same as AT+TRIG1=aa,0x(bb cc)
... ... @@ -955,20 +955,15 @@
955 955  
956 956  Set DI2 trigger.
957 957  
958 -* (% style="color:#037691" %)**AT Command:**
986 +* (% style="color:#037691" %)**AT Command:**(%%) (% style="color:blue" %)**AT+TRIG2=a,b**
959 959  
960 -(% style="color:blue" %)**AT+TRIG2=a,b**
961 -
962 962  (% style="color:red" %)**a :** (%%)Interrupt mode. 0: falling edge; 1: rising edge, 2: falling and raising edge(for MOD=1).
963 963  
964 964  (% style="color:red" %)**b :** (%%)delay timing.
965 965  
992 +**Example:** AT+TRIG2=0,100(set DI1 port to trigger on low level, valid signal is 100ms )
966 966  
967 -**Example:**
968 968  
969 -AT+TRIG2=0,100(set DI1 port to trigger on low level, valid signal is 100ms )
970 -
971 -
972 972  * (% style="color:#037691" %)**Downlink Payload (prefix 0x09 02 ):**
973 973  
974 974  (% style="color:blue" %)**0x09 02 aa bb cc   ** (%%)~/~/ same as AT+TRIG2=aa,0x(bb cc)
... ... @@ -980,11 +980,8 @@
980 980  
981 981  Set current trigger , base on AC port. See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
982 982  
983 -* (% style="color:#037691" %)**AT Command**
1006 +* (% style="color:#037691" %)**AT Command:**(%%) (% style="color:blue" %)**AT+ACLIM**
984 984  
985 -(% style="color:blue" %)**AT+ACLIM**
986 -
987 -
988 988  * (% style="color:#037691" %)**Downlink Payload (prefix 0xAA 01 )**
989 989  
990 990  (% 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"]]
... ... @@ -996,11 +996,8 @@
996 996  
997 997  Set current trigger , base on AV port. See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
998 998  
999 -* (% style="color:#037691" %)**AT Command**
1019 +* (% style="color:#037691" %)**AT Command**(%%): (% style="color:blue" %)**AT+AVLIM    **(%%)** See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]**
1000 1000  
1001 -(% style="color:blue" %)**AT+AVLIM    **(%%)** See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]**
1002 -
1003 -
1004 1004  * (% style="color:#037691" %)**Downlink Payload (prefix 0xAA 00 )**
1005 1005  
1006 1006  (% 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"]]
... ... @@ -1012,18 +1012,13 @@
1012 1012  
1013 1013  Set AV and AC trigger minimum interval, system won't response to the second trigger within this set time after the first trigger.
1014 1014  
1015 -* (% style="color:#037691" %)**AT Command**
1032 +* (% 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.
1016 1016  
1017 -(% style="color:blue" %)**AT+ATDC=5        ** (%%)Device won't response the second trigger within 5 minute after the first trigger.
1018 -
1019 -
1020 1020  * (% style="color:#037691" %)**Downlink Payload (prefix 0xAC )**
1021 1021  
1022 1022  (% style="color:blue" %)**0x AC aa bb   **(%%) ~/~/ same as AT+ATDC=0x(aa bb)   . Unit (min)
1023 1023  
1024 1024  (((
1025 -
1026 -
1027 1027  (% style="color:red" %)**Note: ATDC setting must be more than 5min**
1028 1028  )))
1029 1029  
... ... @@ -1038,8 +1038,9 @@
1038 1038  
1039 1039  
1040 1040  * (% style="color:#037691" %)**Downlink Payload (prefix 0x02)**
1041 -* (% style="color:blue" %)**0x02 aa bb cc     ** (%%)~/~/ Set DO1/DO2/DO3 output
1042 1042  
1054 +(% style="color:blue" %)**0x02 aa bb cc     ** (%%)~/~/ Set DO1/DO2/DO3 output
1055 +
1043 1043  (((
1044 1044  If payload = 0x02010001, while there is load between V+ and DOx, it means set DO1 to low, DO2 to high and DO3 to low.
1045 1045  )))
... ... @@ -1046,10 +1046,14 @@
1046 1046  
1047 1047  (((
1048 1048  01: Low,  00: High ,  11: No action
1062 +
1063 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
1064 +|(% 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**
1065 +|02  01  00  11|Low|High|No Action
1066 +|02  00  11  01|High|No Action|Low
1067 +|02  11  01  00|No Action|Low|High
1049 1049  )))
1050 1050  
1051 -[[image:image-20220524092754-5.png]]
1052 -
1053 1053  (((
1054 1054  (% style="color:red" %)**Note: For LT-22222-L, there is no DO3, the last byte can use any value.**
1055 1055  )))
... ... @@ -1086,24 +1086,31 @@
1086 1086  
1087 1087  (% style="color:#4f81bd" %)**Third Byte**(%%): Control Method and Ports status:
1088 1088  
1089 -[[image:image-20220524093238-6.png]]
1106 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:300px" %)
1107 +|(% style="background-color:#d9e2f3; color:#0070c0" %)**Second Byte**|(% style="background-color:#d9e2f3; color:#0070c0" %)**Status**
1108 +|0x01|DO1 set to low
1109 +|0x00|DO1 set to high
1110 +|0x11|DO1 NO Action
1090 1090  
1091 -
1092 1092  (% style="color:#4f81bd" %)**Fourth Byte**(%%): Control Method and Ports status:
1093 1093  
1094 -[[image:image-20220524093328-7.png]]
1114 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:300px" %)
1115 +|(% style="background-color:#d9e2f3; color:#0070c0" %)**Second Byte**|(% style="background-color:#d9e2f3; color:#0070c0" %)**Status**
1116 +|0x01|DO2 set to low
1117 +|0x00|DO2 set to high
1118 +|0x11|DO2 NO Action
1095 1095  
1096 -
1097 1097  (% style="color:#4f81bd" %)**Fifth Byte**(%%): Control Method and Ports status:
1098 1098  
1099 -[[image:image-20220524093351-8.png]]
1122 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:300px" %)
1123 +|(% style="background-color:#d9e2f3; color:#0070c0" %)**Second Byte**|(% style="background-color:#d9e2f3; color:#0070c0" %)**Status**
1124 +|0x01|DO3 set to low
1125 +|0x00|DO3 set to high
1126 +|0x11|DO3 NO Action
1100 1100  
1128 +(% style="color:#4f81bd" %)**Sixth and Seventh and Eighth and Ninth Byte**:(%%) Latching time. Unit: ms
1101 1101  
1102 -(% style="color:#4f81bd" %)**Sixth and Seventh and Eighth and Ninth Byte**:
1103 1103  
1104 - Latching time. Unit: ms
1105 -
1106 -
1107 1107  (% style="color:red" %)**Note: **
1108 1108  
1109 1109   Since Firmware v1.6.0, the latch time support 4 bytes and 2 bytes
... ... @@ -1110,7 +1110,6 @@
1110 1110  
1111 1111   Before Firmwre v1.6.0 the latch time only suport 2 bytes.
1112 1112  
1113 -
1114 1114  (% style="color:red" %)**Device will upload a packet if downlink code executes successfully.**
1115 1115  
1116 1116  
... ... @@ -1153,10 +1153,17 @@
1153 1153  
1154 1154  (((
1155 1155  01: Close ,  00: Open , 11: No action
1156 -)))
1157 1157  
1158 -(((
1159 -[[image:image-20230426161322-1.png]]
1180 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:320px" %)
1181 +|(% style="background-color:#d9e2f3; color:#0070c0" %)**Downlink Code**|(% style="background-color:#d9e2f3; color:#0070c0" %)**RO1**|(% style="background-color:#d9e2f3; color:#0070c0" %)**RO2**
1182 +|03  00  11|Open|No Action
1183 +|03  01  11|Close|No Action
1184 +|03  11  00|No Action|Open
1185 +|03  11  01|No Action|Close
1186 +|03  00  00|Open|Open
1187 +|03  01  01|Close|Close
1188 +|03  01  00|Close|Open
1189 +|03  00  01|Open|Close
1160 1160  )))
1161 1161  
1162 1162  (% style="color:red" %)**Device will upload a packet if downlink code executes successfully.**
... ... @@ -1230,11 +1230,8 @@
1230 1230  
1231 1231  When voltage exceed the threshold, count. Feature see [[MOD4>>||anchor="H3.3.4AT2BMOD3D42CSingleDICounting2B1xVoltageCounting"]]
1232 1232  
1233 -* (% style="color:#037691" %)**AT Command:**
1263 +* (% style="color:#037691" %)**AT Command:**(%%) (% style="color:blue" %)**AT+VOLMAX   ** (%%)~/~/ See [[MOD4>>||anchor="H3.3.4AT2BMOD3D42CSingleDICounting2B1xVoltageCounting"]]
1234 1234  
1235 -(% style="color:blue" %)**AT+VOLMAX   ** (%%)~/~/ See [[MOD4>>||anchor="H3.3.4AT2BMOD3D42CSingleDICounting2B1xVoltageCounting"]]
1236 -
1237 -
1238 1238  * (% style="color:#037691" %)**Downlink Payload (prefix 0xA5):**
1239 1239  
1240 1240  (% style="color:blue" %)**0xA5 aa bb cc   ** (%%)~/~/ Same as AT+VOLMAX=(aa bb),cc
... ... @@ -1244,10 +1244,8 @@
1244 1244  ==== 3.4.2.17 Counting ~-~- Pre-configure the Count Number ====
1245 1245  
1246 1246  
1247 -* (% style="color:#037691" %)**AT Command:**
1274 +* (% style="color:#037691" %)**AT Command:**(%%) (% style="color:blue" %)**AT+SETCNT=aa,(bb cc dd ee) **
1248 1248  
1249 -(% style="color:blue" %)**AT+SETCNT=aa,(bb cc dd ee) **
1250 -
1251 1251  (% style="color:red" %)**aa:**(%%) 1: Set count1; 2: Set count2; 3: Set AV1 count
1252 1252  
1253 1253  (% style="color:red" %)**bb cc dd ee: **(%%)number to be set
... ... @@ -1264,11 +1264,8 @@
1264 1264  
1265 1265  Clear counting for counting mode
1266 1266  
1267 -* (% style="color:#037691" %)**AT Command:**
1292 +* (% style="color:#037691" %)**AT Command:**(%%) (% style="color:blue" %)**AT+CLRCOUNT         **(%%) ~/~/ clear all counting
1268 1268  
1269 -(% style="color:blue" %)**AT+CLRCOUNT **(%%) ~/~/ clear all counting
1270 -
1271 -
1272 1272  * (% style="color:#037691" %)**Downlink Payload (prefix 0xA6):**
1273 1273  
1274 1274  (% style="color:blue" %)**0x A6 01    ** (%%)~/~/ clear all counting
... ... @@ -1420,7 +1420,7 @@
1420 1420  
1421 1421  (% style="color:blue" %)**Step 3**(%%): Create an account or log in Mydevices.
1422 1422  
1423 -(% style="color:blue" %)**Step 4**(%%): Search LT-22222-L(for both LT-22222-L / LT-33222-L) and add DevEUI.(% style="display:none" %)
1445 +(% style="color:blue" %)**Step 4**(%%): Search LT-22222-L(for both LT-22222-L) and add DevEUI.(% style="display:none" %)
1424 1424  
1425 1425  Search under The things network
1426 1426  
... ... @@ -1459,12 +1459,12 @@
1459 1459  
1460 1460  
1461 1461  (((
1462 -The DI port of LT-22222-L can support NPN or PNP output sensor.
1484 +The DI port of LT-22222-L can support **NPN** or **PNP** or **Dry Contact** output sensor.
1463 1463  )))
1464 1464  
1465 1465  (((
1466 1466  (((
1467 -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.
1489 +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.
1468 1468  
1469 1469  
1470 1470  )))
... ... @@ -1572,6 +1572,16 @@
1572 1572  )))
1573 1573  
1574 1574  
1597 +(% style="color:blue" %)**Example4**(%%): Connect to Dry Contact sensor
1598 +
1599 +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.
1600 +
1601 +To detect a Dry Contact, we can provide a power source to one pin of the Dry Contact. Below is a reference connection.
1602 +
1603 +[[image:image-20230616235145-1.png]]
1604 +
1605 +
1606 +
1575 1575  === 3.6.3 Digital Output Port: DO1/DO2 /DO3 ===
1576 1576  
1577 1577  
... ... @@ -1605,7 +1605,6 @@
1605 1605  
1606 1606  **Black:  GND**
1607 1607  
1608 -
1609 1609  **Connection diagram:**
1610 1610  
1611 1611  [[image:1653357640609-758.png]]
... ... @@ -1613,6 +1613,22 @@
1613 1613  [[image:1653357648330-671.png||height="155" width="733"]]
1614 1614  
1615 1615  
1647 +Example connected to a regulated power supply to measure voltage
1648 +
1649 +[[image:image-20230608101532-1.png||height="606" width="447"]]
1650 +
1651 +[[image:image-20230608101608-2.jpeg||height="379" width="284"]]
1652 +
1653 +[[image:image-20230608101722-3.png||height="102" width="1139"]]
1654 +
1655 +
1656 +(% style="color:blue; font-weight:bold" %)**Specifications of the regulated power**(%%) (% style="color:blue" %)**:**
1657 +
1658 +(% style="color:red" %)**Red:  12~~24v**
1659 +
1660 +**Black:  GND**
1661 +
1662 +
1616 1616  === 3.6.5 Relay Output ===
1617 1617  
1618 1618  
... ... @@ -1631,9 +1631,41 @@
1631 1631  == 3.7 LEDs Indicators ==
1632 1632  
1633 1633  
1634 -[[image:image-20220524100748-11.png]]
1681 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
1682 +|(% style="background-color:#d9e2f3; color:#0070c0; width:50px" %)**LEDs**|(% style="background-color:#d9e2f3; color:#0070c0; width:470px" %)**Feature**
1683 +|**PWR**|Always on if there is power
1684 +|**SYS**|(((
1685 +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.
1686 +)))
1687 +|**TX**|(((
1688 +(((
1689 +Device boot: TX blinks 5 times.
1690 +)))
1635 1635  
1692 +(((
1693 +Successful join network: TX ON for 5 seconds.
1694 +)))
1636 1636  
1696 +(((
1697 +Transmit a LoRa packet: TX blinks once
1698 +)))
1699 +)))
1700 +|**RX**|RX blinks once when receive a packet.
1701 +|**DO1**|
1702 +|**DO2**|
1703 +|**DO3**|
1704 +|**DI2**|(((
1705 +For LT-22222-L: ON when DI2 is high, LOW when DI2 is low
1706 +)))
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 +|**RO1**|
1714 +|**RO2**|
1715 +
1637 1637  = 4. Use AT Command =
1638 1638  
1639 1639  == 4.1 Access AT Command ==
... ... @@ -2014,7 +2014,7 @@
2014 2014  
2015 2015  (((
2016 2016  (% 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]].
2017 -(% 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]].
2096 +(% 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]].
2018 2018  (% style="color:blue" %)**Step3**(%%)**:** Open flashloader; choose the correct COM port to update.
2019 2019  
2020 2020  
... ... @@ -2249,7 +2249,7 @@
2249 2249  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.
2250 2250  )))
2251 2251  * (((
2252 -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]]
2331 +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]]
2253 2253  
2254 2254  
2255 2255  
... ... @@ -2261,3 +2261,5 @@
2261 2261  * 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]]
2262 2262  * [[Datasheet, Document Base>>https://www.dropbox.com/sh/gxxmgks42tqfr3a/AACEdsj_mqzeoTOXARRlwYZ2a?dl=0]]
2263 2263  * [[Hardware Source>>url:https://github.com/dragino/Lora/tree/master/LT/LT-33222-L/v1.0]]
2343 +
2344 +
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