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Last modified by Mengting Qiu on 2025/06/04 18:42
From version 112.3
edited by Xiaoling
on 2023/03/31 09:39
Change comment: There is no comment for this version
To version 125.1
edited by Edwin Chen
on 2023/06/16 23:57
Change comment: There is no comment for this version

Summary

Details

Page properties
Author
... ... @@ -1,1 +1,1 @@
1 -XWiki.Xiaoling
1 +XWiki.Edwin
Content
... ... @@ -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, smartphone detection, 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, building automation, and so on.
30 30  )))
31 31  
32 32  (((
... ... @@ -176,11 +176,17 @@
176 176  
177 177  
178 178  * LoRaWAN Class A & Class C protocol
179 +
179 179  * Optional Customized LoRa Protocol
181 +
180 180  * Frequency Bands: CN470/EU433/KR920/US915/EU868/AS923/AU915/RU864/IN865/MA869
183 +
181 181  * AT Commands to change parameters
185 +
182 182  * Remote configure parameters via LoRa Downlink
187 +
183 183  * Firmware upgradable via program port
189 +
184 184  * Counting
185 185  
186 186  == 1.4  Applications ==
... ... @@ -187,18 +187,26 @@
187 187  
188 188  
189 189  * Smart Buildings & Home Automation
196 +
190 190  * Logistics and Supply Chain Management
198 +
191 191  * Smart Metering
200 +
192 192  * Smart Agriculture
202 +
193 193  * Smart Cities
204 +
194 194  * Smart Factory
195 195  
196 196  == 1.5 Hardware Variants ==
197 197  
198 198  
199 -(% border="1" style="background-color:#f7faff; width:500px" %)
200 -|(% style="width:103px" %)**Model**|(% style="width:131px" %)**Photo**|(% style="width:334px" %)**Description**
201 -|(% style="width:103px" %)**LT22222-L**|(% style="width:131px" %)[[image:1653296302983-697.png]]|(% style="width:334px" %)(((
210 +(% border="1" style="background-color:#f2f2f2; width:500px" %)
211 +|(% 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**
212 +|(% style="width:103px" %)**LT22222-L**|(% style="width:131px" %)(((
213 +(% style="text-align:center" %)
214 +[[image:image-20230424115112-1.png||height="106" width="58"]]
215 +)))|(% style="width:334px" %)(((
202 202  * 2 x Digital Input (Bi-direction)
203 203  * 2 x Digital Output
204 204  * 2 x Relay Output (5A@250VAC / 30VDC)
... ... @@ -263,7 +263,7 @@
263 263  Each LT is shipped with a sticker with the default device EUI as below:
264 264  )))
265 265  
266 -[[image:1653297924498-393.png]]
280 +[[image:image-20230425173427-2.png||height="246" width="530"]]
267 267  
268 268  
269 269  Input these keys in the LoRaWAN Server portal. Below is TTN screen shot:
... ... @@ -294,10 +294,15 @@
294 294  There are five working modes + one interrupt mode on LT for different type application:
295 295  
296 296  * (% style="color:blue" %)**MOD1**(%%): (default setting): 2 x ACI + 2AVI + DI + DO + RO
311 +
297 297  * (% style="color:blue" %)**MOD2**(%%): Double DI Counting + DO + RO
313 +
298 298  * (% style="color:blue" %)**MOD3**(%%): Single DI Counting + 2 x ACI + DO + RO
315 +
299 299  * (% style="color:blue" %)**MOD4**(%%): Single DI Counting + 1 x Voltage Counting + DO + RO
317 +
300 300  * (% style="color:blue" %)**MOD5**(%%): Single DI Counting + 2 x AVI + 1 x ACI + DO + RO
319 +
301 301  * (% style="color:blue" %)**ADDMOD6**(%%): Trigger Mode, Optional, used together with MOD1 ~~ MOD5
302 302  
303 303  === 3.3.1 AT+MOD~=1, 2ACI+2AVI ===
... ... @@ -304,19 +304,31 @@
304 304  
305 305  
306 306  (((
307 -The uplink payload includes totally 9 bytes. Uplink packets use FPORT=2 and every 10 minutes send one uplink by default.
326 +The uplink payload includes totally 9 bytes. Uplink packets use FPORT=2 and every 10 minutes send one uplink by default. (% style="display:none" %)
327 +
328 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
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**
330 +|Value|(((
331 +AVI1 voltage
332 +)))|(((
333 +AVI2 voltage
334 +)))|(((
335 +ACI1 Current
336 +)))|(((
337 +ACI2 Current
338 +)))|DIDORO*|(((
339 +Reserve
340 +)))|MOD
308 308  )))
309 309  
310 -[[image:image-20220523174024-3.png]]
311 -
312 312  (((
313 -
314 -
315 315  (% style="color:#4f81bd" %)**DIDORO**(%%) is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below
345 +
346 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
347 +|**bit7**|**bit6**|**bit5**|**bit4**|**bit3**|**bit2**|**bit1**|**bit0**
348 +|RO1|RO2|DI3|DI2|DI1|DO3|DO2|DO1
316 316  )))
317 317  
318 -[[image:image-20220523174254-4.png]]
319 -
320 320  * RO is for relay. ROx=1 : close，ROx=0 always open.
321 321  * DI is for digital input. DIx=1: high or float, DIx=0: low.
322 322  * DO is for reverse digital output. DOx=1: output low, DOx=0: high or float.
... ... @@ -365,18 +365,24 @@
365 365  
366 366  (((
367 367  Total : 11 bytes payload
399 +
400 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
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**
402 +|Value|COUNT1|COUNT2 |DIDORO*|(((
403 +Reserve
404 +)))|MOD
368 368  )))
369 369  
370 -[[image:image-20220523180452-3.png]]
371 -
372 -
373 373  (((
374 374  (% style="color:#4f81bd" %)**DIDORO**(%%) is a combination for RO1, RO2, DO3, DO2 and DO1. Totally 1bytes as below
375 -)))
376 376  
377 -[[image:image-20220523180506-4.png]]
410 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
411 +|**bit7**|**bit6**|**bit5**|**bit4**|**bit3**|**bit2**|**bit1**|**bit0**
412 +|RO1|RO2|FIRST|Reserve|Reserve|DO3|DO2|DO1
378 378  
379 -* RO is for relay. ROx=1 : close，ROx=0 always open.
414 +RO is for relay. ROx=1 : close，ROx=0 always open.
415 +)))
416 +
380 380  * FIRST: Indicate this is the first packet after join network.
381 381  * DO is for reverse digital output. DOx=1: output low, DOx=0: high or float.
382 382  
... ... @@ -407,14 +407,11 @@
407 407  
408 408  
409 409  (% style="color:#4f81bd" %)**AT Commands for counting:**
410 -
411 -
412 412  )))
413 413  
414 414  (((
415 415  **For LT22222-L:**
416 416  
417 -
418 418  (% style="color:blue" %)**AT+TRIG1=0,100**(%%)**  (set DI1 port to trigger on low level, valid signal is 100ms) **
419 419  
420 420  (% style="color:blue" %)**AT+TRIG1=1,100**(%%)**  (set DI1 port to trigger on high level, valid signal is 100ms ) **
... ... @@ -434,16 +434,22 @@
434 434  
435 435  **LT22222-L**: This mode the DI1 is used as a counting pin.
436 436  
437 -[[image:image-20220523181246-5.png]]
471 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
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**
473 +|Value|COUNT1|(((
474 +ACI1 Current
475 +)))|(((
476 +ACI2 Current
477 +)))|DIDORO*|Reserve|MOD
438 438  
439 439  (((
440 -
441 -
442 442  (% 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
443 443  )))
444 444  
445 -[[image:image-20220523181301-6.png]]
446 -
447 447  * RO is for relay. ROx=1 : close，ROx=0 always open.
448 448  * FIRST: Indicate this is the first packet after join network.
449 449  * DO is for reverse digital output. DOx=1: output low, DOx=0: high or float.
... ... @@ -484,17 +484,22 @@
484 484  
485 485  (((
486 486  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
487 487  )))
488 488  
489 -[[image:image-20220523181903-8.png]]
490 -
491 -
492 492  (((
493 493  (% 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
494 494  )))
495 495  
496 -[[image:image-20220523181727-7.png]]
497 -
498 498  * RO is for relay. ROx=1 : close，ROx=0 always open.
499 499  * FIRST: Indicate this is the first packet after join network.
500 500  * DO is for reverse digital output. DOx=1: output low, DOx=0: high or float.
... ... @@ -528,11 +528,8 @@
528 528  )))
529 529  
530 530  (((
531 -
532 -
533 533  **Plus below command for AVI1 Counting:**
534 534  
535 -
536 536  (% style="color:blue" %)**AT+SETCNT=3,60**(%%)**  (set AVI Count to 60)**
537 537  
538 538  (% style="color:blue" %)**AT+VOLMAX=20000**(%%)**  (If AVI1 voltage higher than VOLMAX (20000mV =20v), counter increase 1)**
... ... @@ -548,12 +548,24 @@
548 548  
549 549  **LT22222-L**: This mode the DI1 is used as a counting pin.
550 550  
551 -[[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
552 552  
553 553  (((
554 -
555 -
556 556  (% 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
557 557  )))
558 558  
559 559  * RO is for relay. ROx=1 : close，ROx=0 always open.
... ... @@ -678,12 +678,39 @@
678 678  
679 679  MOD6 Payload : total 11 bytes payload
680 680  
681 -[[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 +)))
682 682  
683 -
684 684  (% style="color:#4f81bd" %)**TRI FLAG1**(%%) is a combination to show if trigger is set for this part. Totally 1byte as below
685 685  
686 -[[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 +)))
687 687  
688 688  * Each bits shows if the corresponding trigger has been configured.
689 689  
... ... @@ -692,10 +692,27 @@
692 692  10100000: Means the system has configure to use the trigger: AC1_LOW and AV2_LOW
693 693  
694 694  
695 -
696 696  (% style="color:#4f81bd" %)**TRI Status1**(%%) is a combination to show which condition is trigger. Totally 1byte as below
697 697  
698 -[[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 +)))
699 699  
700 700  * Each bits shows which status has been trigger on this uplink.
701 701  
... ... @@ -706,7 +706,9 @@
706 706  
707 707  (% style="color:#4f81bd" %)**TRI_DI FLAG+STA **(%%)is a combination to show which condition is trigger. Totally 1byte as below
708 708  
709 -[[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
710 710  
711 711  * Each bits shows which status has been trigger on this uplink.
712 712  
... ... @@ -786,14 +786,10 @@
786 786  
787 787  Set work mode.
788 788  
789 -* (% style="color:#037691" %)**AT Command:**
889 +* (% style="color:#037691" %)**AT Command:**(%%) (% style="color:blue" %)**AT+MOD=N  **
790 790  
791 -(% style="color:blue" %)**AT+MOD=N  **
792 -
793 -
794 794  **Example**: AT+MOD=2. Set work mode to Double DI counting mode
795 795  
796 -
797 797  * (% style="color:#037691" %)**Downlink Payload (prefix 0x0A):**
798 798  
799 799  (% style="color:blue" %)**0x0A aa  **(%%)** ** ~/~/ Same as AT+MOD=aa
... ... @@ -803,16 +803,12 @@
803 803  ==== 3.4.2.3 Poll an uplink ====
804 804  
805 805  
806 -* (% style="color:#037691" %)**AT Command:**
902 +* (% style="color:#037691" %)**AT Command:**(%%) There is no AT Command to poll uplink
807 807  
808 -There is no AT Command to poll uplink
809 -
810 -
811 811  * (% style="color:#037691" %)**Downlink Payload (prefix 0x08):**
812 812  
813 813  (% style="color:blue" %)**0x08 FF  **(%%)** **~/~/ Poll an uplink
814 814  
815 -
816 816  **Example**: 0x08FF, ask device to send an Uplink
817 817  
818 818  
... ... @@ -822,10 +822,8 @@
822 822  
823 823  Use of trigger mode, please check [[ADDMOD6>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
824 824  
825 -* (% style="color:#037691" %)**AT Command:**
917 +* (% style="color:#037691" %)**AT Command:**(%%) (% style="color:blue" %)**AT+ADDMOD6=1 or 0**
826 826  
827 -(% style="color:blue" %)**AT+ADDMOD6=1 or 0**
828 -
829 829  (% style="color:red" %)**1:** (%%)Enable Trigger Mode
830 830  
831 831  (% style="color:red" %)**0: **(%%)Disable Trigger Mode
... ... @@ -840,13 +840,12 @@
840 840  ==== 3.4.2.5 Poll trigger settings ====
841 841  
842 842  
843 -Poll trigger settings,
933 +Poll trigger settings
844 844  
845 845  * (% style="color:#037691" %)**AT Command:**
846 846  
847 847  There is no AT Command for this feature.
848 848  
849 -
850 850  * (% style="color:#037691" %)**Downlink Payload (prefix 0x AB 06):**
851 851  
852 852  (% style="color:blue" %)**0xAB 06  ** (%%) ~/~/ Poll trigger settings, device will uplink trigger settings once receive this command
... ... @@ -858,15 +858,11 @@
858 858  
859 859  Enable Disable DI1/DI2/DI2 as trigger,
860 860  
861 -* (% style="color:#037691" %)**AT Command:**
950 +* (% style="color:#037691" %)**AT Command:**(%%) (% style="color:blue" %)**Format: AT+DTRI=<DI1_TIRGGER_FlAG>,< DI2_TIRGGER_FlAG >**
862 862  
863 -(% style="color:blue" %)**Format: AT+DTRI=<DI1_TIRGGER_FlAG>,< DI2_TIRGGER_FlAG >**
952 +**Example:** AT+ DTRI =1,0   (Enable DI1 trigger / disable DI2 trigger)
864 864  
865 865  
866 -**Example:**
867 -
868 -AT+ DTRI =1,0   (Enable DI1 trigger / disable DI2 trigger)
869 -
870 870  * (% style="color:#037691" %)**Downlink Payload (prefix 0xAA 02):**
871 871  
872 872  (% style="color:blue" %)**0xAA 02 aa bb   ** (%%) ~/~/ Same as AT+DTRI=aa,bb
... ... @@ -878,20 +878,15 @@
878 878  
879 879  Set DI1 or DI3(for LT-33222-L) trigger.
880 880  
881 -* (% style="color:#037691" %)**AT Command:**
966 +* (% style="color:#037691" %)**AT Command:**(%%) (% style="color:blue" %)**AT+TRIG1=a,b**
882 882  
883 -(% style="color:blue" %)**AT+TRIG1=a,b**
884 -
885 885  (% style="color:red" %)**a :** (%%)Interrupt mode. 0: falling edge; 1: rising edge, 2: falling and raising edge(for MOD=1).
886 886  
887 887  (% style="color:red" %)**b :** (%%)delay timing.
888 888  
972 +**Example:** AT+TRIG1=1,100(set DI1 port to trigger on high level, valid signal is 100ms )
889 889  
890 -**Example:**
891 891  
892 -AT+TRIG1=1,100(set DI1 port to trigger on high level, valid signal is 100ms )
893 -
894 -
895 895  * (% style="color:#037691" %)**Downlink Payload (prefix 0x09 01 ):**
896 896  
897 897  (% style="color:blue" %)**0x09 01 aa bb cc    ** (%%) ~/~/ same as AT+TRIG1=aa,0x(bb cc)
... ... @@ -903,20 +903,15 @@
903 903  
904 904  Set DI2 trigger.
905 905  
906 -* (% style="color:#037691" %)**AT Command:**
986 +* (% style="color:#037691" %)**AT Command:**(%%) (% style="color:blue" %)**AT+TRIG2=a,b**
907 907  
908 -(% style="color:blue" %)**AT+TRIG2=a,b**
909 -
910 910  (% style="color:red" %)**a :** (%%)Interrupt mode. 0: falling edge; 1: rising edge, 2: falling and raising edge(for MOD=1).
911 911  
912 912  (% style="color:red" %)**b :** (%%)delay timing.
913 913  
992 +**Example:** AT+TRIG2=0,100(set DI1 port to trigger on low level, valid signal is 100ms )
914 914  
915 -**Example:**
916 916  
917 -AT+TRIG2=0,100(set DI1 port to trigger on low level, valid signal is 100ms )
918 -
919 -
920 920  * (% style="color:#037691" %)**Downlink Payload (prefix 0x09 02 ):**
921 921  
922 922  (% style="color:blue" %)**0x09 02 aa bb cc   ** (%%)~/~/ same as AT+TRIG2=aa,0x(bb cc)
... ... @@ -928,11 +928,8 @@
928 928  
929 929  Set current trigger , base on AC port. See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
930 930  
931 -* (% style="color:#037691" %)**AT Command**
1006 +* (% style="color:#037691" %)**AT Command:**(%%) (% style="color:blue" %)**AT+ACLIM**
932 932  
933 -(% style="color:blue" %)**AT+ACLIM**
934 -
935 -
936 936  * (% style="color:#037691" %)**Downlink Payload (prefix 0xAA 01 )**
937 937  
938 938  (% 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"]]
... ... @@ -944,11 +944,8 @@
944 944  
945 945  Set current trigger , base on AV port. See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
946 946  
947 -* (% style="color:#037691" %)**AT Command**
1019 +* (% style="color:#037691" %)**AT Command**(%%): (% style="color:blue" %)**AT+AVLIM    **(%%)** See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]**
948 948  
949 -(% style="color:blue" %)**AT+AVLIM    **(%%)** See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]**
950 -
951 -
952 952  * (% style="color:#037691" %)**Downlink Payload (prefix 0xAA 00 )**
953 953  
954 954  (% 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"]]
... ... @@ -960,18 +960,13 @@
960 960  
961 961  Set AV and AC trigger minimum interval, system won't response to the second trigger within this set time after the first trigger.
962 962  
963 -* (% 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.
964 964  
965 -(% style="color:blue" %)**AT+ATDC=5        ** (%%)Device won't response the second trigger within 5 minute after the first trigger.
966 -
967 -
968 968  * (% style="color:#037691" %)**Downlink Payload (prefix 0xAC )**
969 969  
970 970  (% style="color:blue" %)**0x AC aa bb   **(%%) ~/~/ same as AT+ATDC=0x(aa bb)   . Unit (min)
971 971  
972 972  (((
973 -
974 -
975 975  (% style="color:red" %)**Note: ATDC setting must be more than 5min**
976 976  )))
977 977  
... ... @@ -986,8 +986,9 @@
986 986  
987 987  
988 988  * (% style="color:#037691" %)**Downlink Payload (prefix 0x02)**
989 -* (% style="color:blue" %)**0x02 aa bb cc     ** (%%)~/~/ Set DO1/DO2/DO3 output
990 990  
1054 +(% style="color:blue" %)**0x02 aa bb cc     ** (%%)~/~/ Set DO1/DO2/DO3 output
1055 +
991 991  (((
992 992  If payload = 0x02010001, while there is load between V+ and DOx, it means set DO1 to low, DO2 to high and DO3 to low.
993 993  )))
... ... @@ -994,10 +994,14 @@
994 994  
995 995  (((
996 996  01: Low,  00: High ,  11: No action
1062 +
1063 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
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
997 997  )))
998 998  
999 -[[image:image-20220524092754-5.png]]
1000 -
1001 1001  (((
1002 1002  (% style="color:red" %)**Note: For LT-22222-L, there is no DO3, the last byte can use any value.**
1003 1003  )))
... ... @@ -1034,24 +1034,31 @@
1034 1034  
1035 1035  (% style="color:#4f81bd" %)**Third Byte**(%%): Control Method and Ports status:
1036 1036  
1037 -[[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
1038 1038  
1039 -
1040 1040  (% style="color:#4f81bd" %)**Fourth Byte**(%%): Control Method and Ports status:
1041 1041  
1042 -[[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
1043 1043  
1044 -
1045 1045  (% style="color:#4f81bd" %)**Fifth Byte**(%%): Control Method and Ports status:
1046 1046  
1047 -[[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
1048 1048  
1128 +(% style="color:#4f81bd" %)**Sixth and Seventh and Eighth and Ninth Byte**:(%%) Latching time. Unit: ms
1049 1049  
1050 -(% style="color:#4f81bd" %)**Sixth and Seventh and Eighth and Ninth Byte**:
1051 1051  
1052 - Latching time. Unit: ms
1053 -
1054 -
1055 1055  (% style="color:red" %)**Note: **
1056 1056  
1057 1057   Since Firmware v1.6.0, the latch time support 4 bytes and 2 bytes
... ... @@ -1058,7 +1058,6 @@
1058 1058  
1059 1059   Before Firmwre v1.6.0 the latch time only suport 2 bytes.
1060 1060  
1061 -
1062 1062  (% style="color:red" %)**Device will upload a packet if downlink code executes successfully.**
1063 1063  
1064 1064  
... ... @@ -1101,10 +1101,17 @@
1101 1101  
1102 1102  (((
1103 1103  01: Close ,  00: Open , 11: No action
1104 -)))
1105 1105  
1106 -(((
1107 -[[image:image-20220524093724-9.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
1108 1108  )))
1109 1109  
1110 1110  (% style="color:red" %)**Device will upload a packet if downlink code executes successfully.**
... ... @@ -1178,11 +1178,8 @@
1178 1178  
1179 1179  When voltage exceed the threshold, count. Feature see [[MOD4>>||anchor="H3.3.4AT2BMOD3D42CSingleDICounting2B1xVoltageCounting"]]
1180 1180  
1181 -* (% style="color:#037691" %)**AT Command:**
1263 +* (% style="color:#037691" %)**AT Command:**(%%) (% style="color:blue" %)**AT+VOLMAX   ** (%%)~/~/ See [[MOD4>>||anchor="H3.3.4AT2BMOD3D42CSingleDICounting2B1xVoltageCounting"]]
1182 1182  
1183 -(% style="color:blue" %)**AT+VOLMAX   ** (%%)~/~/ See [[MOD4>>||anchor="H3.3.4AT2BMOD3D42CSingleDICounting2B1xVoltageCounting"]]
1184 -
1185 -
1186 1186  * (% style="color:#037691" %)**Downlink Payload (prefix 0xA5):**
1187 1187  
1188 1188  (% style="color:blue" %)**0xA5 aa bb cc   ** (%%)~/~/ Same as AT+VOLMAX=(aa bb),cc
... ... @@ -1192,10 +1192,8 @@
1192 1192  ==== 3.4.2.17 Counting ~-~- Pre-configure the Count Number ====
1193 1193  
1194 1194  
1195 -* (% style="color:#037691" %)**AT Command:**
1274 +* (% style="color:#037691" %)**AT Command:**(%%) (% style="color:blue" %)**AT+SETCNT=aa,(bb cc dd ee) **
1196 1196  
1197 -(% style="color:blue" %)**AT+SETCNT=aa,(bb cc dd ee) **
1198 -
1199 1199  (% style="color:red" %)**aa:**(%%) 1: Set count1; 2: Set count2; 3: Set AV1 count
1200 1200  
1201 1201  (% style="color:red" %)**bb cc dd ee: **(%%)number to be set
... ... @@ -1212,11 +1212,8 @@
1212 1212  
1213 1213  Clear counting for counting mode
1214 1214  
1215 -* (% style="color:#037691" %)**AT Command:**
1292 +* (% style="color:#037691" %)**AT Command:**(%%) (% style="color:blue" %)**AT+CLRCOUNT         **(%%) ~/~/ clear all counting
1216 1216  
1217 -(% style="color:blue" %)**AT+CLRCOUNT **(%%) ~/~/ clear all counting
1218 -
1219 -
1220 1220  * (% style="color:#037691" %)**Downlink Payload (prefix 0xA6):**
1221 1221  
1222 1222  (% style="color:blue" %)**0x A6 01    ** (%%)~/~/ clear all counting
... ... @@ -1368,7 +1368,7 @@
1368 1368  
1369 1369  (% style="color:blue" %)**Step 3**(%%): Create an account or log in Mydevices.
1370 1370  
1371 -(% 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" %)
1372 1372  
1373 1373  Search under The things network
1374 1374  
... ... @@ -1407,7 +1407,7 @@
1407 1407  
1408 1408  
1409 1409  (((
1410 -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.
1411 1411  )))
1412 1412  
1413 1413  (((
... ... @@ -1520,12 +1520,22 @@
1520 1520  )))
1521 1521  
1522 1522  
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 +
1523 1523  === 3.6.3 Digital Output Port: DO1/DO2 /DO3 ===
1524 1524  
1525 1525  
1526 -**(% style="color:blue" %)NPN output**: GND or Float. Max voltage can apply to output pin is 36v.
1610 +(% style="color:blue" %)**NPN output**(%%): GND or Float. Max voltage can apply to output pin is 36v.
1527 1527  
1528 -**(% style="color:red" %)Note: DO pins go to float when device is power off.**
1612 +(% style="color:red" %)**Note: DO pins go to float when device is power off.**
1529 1529  
1530 1530  [[image:1653357531600-905.png]]
1531 1531  
... ... @@ -1547,13 +1547,12 @@
1547 1547  
1548 1548  (% style="color:blue" %)**Specifications of the wind speed sensor:**
1549 1549  
1550 -**Red:  12~~24v**
1634 +(% style="color:red" %)**Red:  12~~24v**
1551 1551  
1552 -**Yellow:  4~~20mA**
1636 +(% style="color:#ffc000" %)**Yellow:  4~~20mA**
1553 1553  
1554 1554  **Black:  GND**
1555 1555  
1556 -
1557 1557  **Connection diagram:**
1558 1558  
1559 1559  [[image:1653357640609-758.png]]
... ... @@ -1561,6 +1561,22 @@
1561 1561  [[image:1653357648330-671.png||height="155" width="733"]]
1562 1562  
1563 1563  
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 +
1564 1564  === 3.6.5 Relay Output ===
1565 1565  
1566 1566  
... ... @@ -1579,9 +1579,41 @@
1579 1579  == 3.7 LEDs Indicators ==
1580 1580  
1581 1581  
1582 -[[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 +)))
1583 1583  
1692 +(((
1693 +Successful join network: TX ON for 5 seconds.
1694 +)))
1584 1584  
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 +
1585 1585  = 4. Use AT Command =
1586 1586  
1587 1587  == 4.1 Access AT Command ==
... ... @@ -1962,7 +1962,7 @@
1962 1962  
1963 1963  (((
1964 1964  (% 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]].
1965 -(% 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]].
1966 1966  (% style="color:blue" %)**Step3**(%%)**:** Open flashloader; choose the correct COM port to update.
1967 1967  
1968 1968  
... ... @@ -2067,14 +2067,20 @@
2067 2067  [[image:1653360498588-932.png||height="485" width="726"]]
2068 2068  
2069 2069  
2070 -== 6.4 Can I see counting event in Serial? ==
2201 +== 6.4 How to change the uplink interval？ ==
2071 2071  
2072 2072  
2204 +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/]]
2205 +
2206 +
2207 +== 6.5 Can I see counting event in Serial? ==
2208 +
2209 +
2073 2073  (((
2074 2074  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.
2075 2075  
2076 2076  
2077 -== 6.5 Can i use point to point communication for LT-22222-L? ==
2214 +== 6.6 Can i use point to point communication for LT-22222-L? ==
2078 2078  
2079 2079  
2080 2080  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]].
... ... @@ -2083,7 +2083,7 @@
2083 2083  )))
2084 2084  
2085 2085  (((
2086 -== 6.6 Why does the relay output become the default and open relay after the lt22222 is powered off? ==
2223 +== 6.7 Why does the relay output become the default and open relay after the lt22222 is powered off? ==
2087 2087  
2088 2088  
2089 2089  If the device is not shut down, but directly powered off.
... ... @@ -2095,7 +2095,7 @@
2095 2095  After restart, the status before power failure will be read from flash.
2096 2096  
2097 2097  
2098 -== 6.7 Can i set up LT-22222-L as a NC(Normal Close) Relay? ==
2235 +== 6.8 Can i set up LT-22222-L as a NC(Normal Close) Relay? ==
2099 2099  
2100 2100  
2101 2101  LT-22222-L built-in relay is NO (Normal Open). User can use an external relay to achieve Normal Close purpose. Diagram as below:
... ... @@ -2104,7 +2104,7 @@
2104 2104  [[image:image-20221006170630-1.png||height="610" width="945"]]
2105 2105  
2106 2106  
2107 -== 6.8 Can LT22222-L save RO state? ==
2244 +== 6.9 Can LT22222-L save RO state? ==
2108 2108  
2109 2109  
2110 2110  Firmware version needs to be no less than 1.6.0.
... ... @@ -2167,8 +2167,6 @@
2167 2167  * (% style="color:red" %)**IN865**(%%):  LT with frequency bands IN865
2168 2168  * (% style="color:red" %)**CN779**(%%):  LT with frequency bands CN779
2169 2169  
2170 -
2171 -
2172 2172  = 9. Packing Info =
2173 2173  
2174 2174  
... ... @@ -2179,7 +2179,6 @@
2179 2179  * Bracket for controller x1
2180 2180  * Program cable x 1
2181 2181  
2182 -
2183 2183  **Dimension and weight**:
2184 2184  
2185 2185  * Device Size: 13.5 x 7 x 3 cm
... ... @@ -2187,8 +2187,6 @@
2187 2187  * Package Size / pcs : 14.5 x 8 x 5 cm
2188 2188  * Weight / pcs : 170g
2189 2189  
2190 -
2191 -
2192 2192  = 10. Support =
2193 2193  
2194 2194  
... ... @@ -2196,7 +2196,7 @@
2196 2196  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.
2197 2197  )))
2198 2198  * (((
2199 -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]]
2200 2200  
2201 2201  
2202 2202  
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1 +XWiki.Edwin
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