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Last modified by Mengting Qiu on 2025/06/04 18:42
From version 126.6
edited by Xiaoling
on 2023/06/19 15:50
Change comment: There is no comment for this version
To version 112.1
edited by Edwin Chen
on 2023/03/30 16:18
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, 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  (((
... ... @@ -176,46 +176,31 @@
176 176  
177 177  
178 178  * LoRaWAN Class A & Class C protocol
179 -
180 180  * Optional Customized LoRa Protocol
181 -
182 182  * Frequency Bands: CN470/EU433/KR920/US915/EU868/AS923/AU915/RU864/IN865/MA869
183 -
184 184  * AT Commands to change parameters
185 -
186 186  * Remote configure parameters via LoRa Downlink
187 -
188 188  * Firmware upgradable via program port
189 -
190 190  * Counting
191 191  
186 +
192 192  == 1.4  Applications ==
193 193  
194 194  
195 195  * Smart Buildings & Home Automation
196 -
197 197  * Logistics and Supply Chain Management
198 -
199 199  * Smart Metering
200 -
201 201  * Smart Agriculture
202 -
203 203  * Smart Cities
204 -
205 205  * Smart Factory
206 206  
207 207  
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**
215 -|(% style="width:103px" %)**LT22222-L**|(% style="width:131px" %)(((
216 -(% style="text-align:center" %)
217 -[[image:image-20230424115112-1.png||height="106" width="58"]]
218 -)))|(% style="width:334px" %)(((
201 +(% border="1" style="background-color:#f7faff; width:500px" %)
202 +|(% style="width:103px" %)**Model**|(% style="width:131px" %)**Photo**|(% style="width:334px" %)**Description**
203 +|(% style="width:103px" %)**LT22222-L**|(% style="width:131px" %)[[image:1653296302983-697.png]]|(% style="width:334px" %)(((
219 219  * 2 x Digital Input (Bi-direction)
220 220  * 2 x Digital Output
221 221  * 2 x Relay Output (5A@250VAC / 30VDC)
... ... @@ -224,6 +224,7 @@
224 224  * 1 x Counting Port
225 225  )))
226 226  
212 +
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"]]
269 +[[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 +311,30 @@
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  
306 +
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:510px" %)
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
311 +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  
314 +[[image:image-20220523174024-3.png]]
315 +
346 346  (((
347 -(% style="color:#4f81bd" %)**DIDORO**(%%) is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below
317 +
348 348  
349 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
350 -|**bit7**|**bit6**|**bit5**|**bit4**|**bit3**|**bit2**|**bit1**|**bit0**
351 -|RO1|RO2|DI3|DI2|DI1|DO3|DO2|DO1
319 +(% 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  
322 +[[image:image-20220523174254-4.png]]
323 +
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.
... ... @@ -391,8 +391,6 @@
391 391  ** DO1 LED is off in both case
392 392  
393 393  
394 -
395 -
396 396  === 3.3.2 AT+MOD~=2, (Double DI Counting) ===
397 397  
398 398  
... ... @@ -402,24 +402,18 @@
402 402  
403 403  (((
404 404  Total : 11 bytes payload
405 -
406 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
407 -|(% 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**
408 -|Value|COUNT1|COUNT2 |DIDORO*|(((
409 -Reserve
410 -)))|MOD
411 411  )))
412 412  
413 -(((
414 -(% style="color:#4f81bd" %)**DIDORO**(%%) is a combination for RO1, RO2, DO3, DO2 and DO1. Totally 1bytes as below
375 +[[image:image-20220523180452-3.png]]
415 415  
416 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
417 -|**bit7**|**bit6**|**bit5**|**bit4**|**bit3**|**bit2**|**bit1**|**bit0**
418 -|RO1|RO2|FIRST|Reserve|Reserve|DO3|DO2|DO1
419 419  
420 -RO is for relay. ROx=1 : close，ROx=0 always open.
378 +(((
379 +(% style="color:#4f81bd" %)**DIDORO**(%%) is a combination for RO1, RO2, DO3, DO2 and DO1. Totally 1bytes as below
421 421  )))
422 422  
382 +[[image:image-20220523180506-4.png]]
383 +
384 +* RO is for relay. ROx=1 : close，ROx=0 always open.
423 423  * FIRST: Indicate this is the first packet after join network.
424 424  * DO is for reverse digital output. DOx=1: output low, DOx=0: high or float.
425 425  
... ... @@ -450,11 +450,14 @@
450 450  
451 451  
452 452  (% style="color:#4f81bd" %)**AT Commands for counting:**
415 +
416 +
453 453  )))
454 454  
455 455  (((
456 456  **For LT22222-L:**
457 457  
422 +
458 458  (% style="color:blue" %)**AT+TRIG1=0,100**(%%)**  (set DI1 port to trigger on low level, valid signal is 100ms) **
459 459  
460 460  (% style="color:blue" %)**AT+TRIG1=1,100**(%%)**  (set DI1 port to trigger on high level, valid signal is 100ms ) **
... ... @@ -474,22 +474,16 @@
474 474  
475 475  **LT22222-L**: This mode the DI1 is used as a counting pin.
476 476  
477 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
478 -|(% 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**
479 -|Value|COUNT1|(((
480 -ACI1 Current
481 -)))|(((
482 -ACI2 Current
483 -)))|DIDORO*|Reserve|MOD
442 +[[image:image-20220523181246-5.png]]
484 484  
485 485  (((
486 -(% style="color:#4f81bd" %)**DIDORO**(%%) is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below
445 +
487 487  
488 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
489 -|**bit7**|**bit6**|**bit5**|**bit4**|**bit3**|**bit2**|**bit1**|**bit0**
490 -|RO1|RO2|FIRST|Reserve|Reserve|DO3|DO2|DO1
447 +(% style="color:#4f81bd" %)**DIDORO**(%%) is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below
491 491  )))
492 492  
450 +[[image:image-20220523181301-6.png]]
451 +
493 493  * RO is for relay. ROx=1 : close，ROx=0 always open.
494 494  * FIRST: Indicate this is the first packet after join network.
495 495  * DO is for reverse digital output. DOx=1: output low, DOx=0: high or float.
... ... @@ -530,22 +530,17 @@
530 530  
531 531  (((
532 532  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.
533 -
534 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
535 -|(% 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**
536 -|Value|COUNT1|AVI1 Counting|DIDORO*|(((
537 -Reserve
538 -)))|MOD
539 539  )))
540 540  
494 +[[image:image-20220523181903-8.png]]
495 +
496 +
541 541  (((
542 542  (% style="color:#4f81bd" %)**DIDORO **(%%)is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below
543 -
544 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
545 -|**bit7**|**bit6**|**bit5**|**bit4**|**bit3**|**bit2**|**bit1**|**bit0**
546 -|RO1|RO2|FIRST|Reserve|Reserve|DO3|DO2|DO1
547 547  )))
548 548  
501 +[[image:image-20220523181727-7.png]]
502 +
549 549  * RO is for relay. ROx=1 : close，ROx=0 always open.
550 550  * FIRST: Indicate this is the first packet after join network.
551 551  * DO is for reverse digital output. DOx=1: output low, DOx=0: high or float.
... ... @@ -579,8 +579,11 @@
579 579  )))
580 580  
581 581  (((
536 +
537 +
582 582  **Plus below command for AVI1 Counting:**
583 583  
540 +
584 584  (% style="color:blue" %)**AT+SETCNT=3,60**(%%)**  (set AVI Count to 60)**
585 585  
586 586  (% style="color:blue" %)**AT+VOLMAX=20000**(%%)**  (If AVI1 voltage higher than VOLMAX (20000mV =20v), counter increase 1)**
... ... @@ -596,24 +596,12 @@
596 596  
597 597  **LT22222-L**: This mode the DI1 is used as a counting pin.
598 598  
599 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
600 -|(% 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**
601 -|Value|(((
602 -AVI1 voltage
603 -)))|(((
604 -AVI2 voltage
605 -)))|(((
606 -ACI1 Current
607 -)))|COUNT1|DIDORO*|(((
608 -Reserve
609 -)))|MOD
556 +[[image:image-20220523182334-9.png]]
610 610  
611 611  (((
612 -(% style="color:#4f81bd" %)**DIDORO**(%%) is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below
559 +
613 613  
614 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
615 -|**bit7**|**bit6**|**bit5**|**bit4**|**bit3**|**bit2**|**bit1**|**bit0**
616 -|RO1|RO2|FIRST|Reserve|Reserve|DO3|DO2|DO1
561 +(% style="color:#4f81bd" %)**DIDORO**(%%) is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below
617 617  )))
618 618  
619 619  * RO is for relay. ROx=1 : close，ROx=0 always open.
... ... @@ -738,39 +738,12 @@
738 738  
739 739  MOD6 Payload : total 11 bytes payload
740 740  
741 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
742 -|(% 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**
743 -|Value|(((
744 -TRI_A FLAG
745 -)))|(((
746 -TRI_A Status
747 -)))|(((
748 -TRI_DI FLAG+STA
749 -)))|Reserve|Enable/Disable MOD6|(((
750 -MOD(6)
751 -)))
686 +[[image:image-20220524085923-1.png]]
752 752  
688 +
753 753  (% style="color:#4f81bd" %)**TRI FLAG1**(%%) is a combination to show if trigger is set for this part. Totally 1byte as below
754 754  
755 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
756 -|**bit7**|**bit6**|**bit5**|**bit4**|**bit3**|**bit2**|**bit1**|**bit0**
757 -|(((
758 -AV1_LOW
759 -)))|(((
760 -AV1_HIGH
761 -)))|(((
762 -AV2_LOW
763 -)))|(((
764 -AV2_HIGH
765 -)))|(((
766 -AC1_LOW
767 -)))|(((
768 -AC1_HIGH
769 -)))|(((
770 -AC2_LOW
771 -)))|(((
772 -AC2_HIGH
773 -)))
691 +[[image:image-20220524090106-2.png]]
774 774  
775 775  * Each bits shows if the corresponding trigger has been configured.
776 776  
... ... @@ -779,27 +779,10 @@
779 779  10100000: Means the system has configure to use the trigger: AC1_LOW and AV2_LOW
780 780  
781 781  
700 +
782 782  (% style="color:#4f81bd" %)**TRI Status1**(%%) is a combination to show which condition is trigger. Totally 1byte as below
783 783  
784 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
785 -|**bit7**|**bit6**|**bit5**|**bit4**|**bit3**|**bit2**|**bit1**|**bit0**
786 -|(((
787 -AV1_LOW
788 -)))|(((
789 -AV1_HIGH
790 -)))|(((
791 -AV2_LOW
792 -)))|(((
793 -AV2_HIGH
794 -)))|(((
795 -AC1_LOW
796 -)))|(((
797 -AC1_HIGH
798 -)))|(((
799 -AC2_LOW
800 -)))|(((
801 -AC2_HIGH
802 -)))
703 +[[image:image-20220524090249-3.png]]
803 803  
804 804  * Each bits shows which status has been trigger on this uplink.
805 805  
... ... @@ -810,9 +810,7 @@
810 810  
811 811  (% style="color:#4f81bd" %)**TRI_DI FLAG+STA **(%%)is a combination to show which condition is trigger. Totally 1byte as below
812 812  
813 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
814 -|**bit7**|**bit6**|**bit5**|**bit4**|**bit3**|**bit2**|**bit1**|**bit0**
815 -|N/A|N/A|N/A|N/A|DI2_STATUS|DI2_FLAG|DI1_STATUS|DI1_FLAG
714 +[[image:image-20220524090456-4.png]]
816 816  
817 817  * Each bits shows which status has been trigger on this uplink.
818 818  
... ... @@ -858,6 +858,7 @@
858 858  
859 859  * (% style="color:blue" %)**Sensor Related Commands**(%%): These commands are special designed for LT-22222-L.  User can see these commands below:
860 860  
760 +
861 861  === 3.4.1 Common Commands ===
862 862  
863 863  
... ... @@ -892,10 +892,14 @@
892 892  
893 893  Set work mode.
894 894  
895 -* (% style="color:#037691" %)**AT Command:**(%%) (% style="color:blue" %)**AT+MOD=N  **
795 +* (% style="color:#037691" %)**AT Command:**
896 896  
797 +(% style="color:blue" %)**AT+MOD=N  **
798 +
799 +
897 897  **Example**: AT+MOD=2. Set work mode to Double DI counting mode
898 898  
802 +
899 899  * (% style="color:#037691" %)**Downlink Payload (prefix 0x0A):**
900 900  
901 901  (% style="color:blue" %)**0x0A aa  **(%%)** ** ~/~/ Same as AT+MOD=aa
... ... @@ -905,12 +905,16 @@
905 905  ==== 3.4.2.3 Poll an uplink ====
906 906  
907 907  
908 -* (% style="color:#037691" %)**AT Command:**(%%) There is no AT Command to poll uplink
812 +* (% style="color:#037691" %)**AT Command:**
909 909  
814 +There is no AT Command to poll uplink
815 +
816 +
910 910  * (% style="color:#037691" %)**Downlink Payload (prefix 0x08):**
911 911  
912 912  (% style="color:blue" %)**0x08 FF  **(%%)** **~/~/ Poll an uplink
913 913  
821 +
914 914  **Example**: 0x08FF, ask device to send an Uplink
915 915  
916 916  
... ... @@ -920,8 +920,10 @@
920 920  
921 921  Use of trigger mode, please check [[ADDMOD6>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
922 922  
923 -* (% style="color:#037691" %)**AT Command:**(%%) (% style="color:blue" %)**AT+ADDMOD6=1 or 0**
831 +* (% style="color:#037691" %)**AT Command:**
924 924  
833 +(% style="color:blue" %)**AT+ADDMOD6=1 or 0**
834 +
925 925  (% style="color:red" %)**1:** (%%)Enable Trigger Mode
926 926  
927 927  (% style="color:red" %)**0: **(%%)Disable Trigger Mode
... ... @@ -936,12 +936,13 @@
936 936  ==== 3.4.2.5 Poll trigger settings ====
937 937  
938 938  
939 -Poll trigger settings
849 +Poll trigger settings,
940 940  
941 941  * (% style="color:#037691" %)**AT Command:**
942 942  
943 943  There is no AT Command for this feature.
944 944  
855 +
945 945  * (% style="color:#037691" %)**Downlink Payload (prefix 0x AB 06):**
946 946  
947 947  (% style="color:blue" %)**0xAB 06  ** (%%) ~/~/ Poll trigger settings, device will uplink trigger settings once receive this command
... ... @@ -953,11 +953,15 @@
953 953  
954 954  Enable Disable DI1/DI2/DI2 as trigger,
955 955  
956 -* (% style="color:#037691" %)**AT Command:**(%%) (% style="color:blue" %)**Format: AT+DTRI=<DI1_TIRGGER_FlAG>,< DI2_TIRGGER_FlAG >**
867 +* (% style="color:#037691" %)**AT Command:**
957 957  
958 -**Example:** AT+ DTRI =1,0   (Enable DI1 trigger / disable DI2 trigger)
869 +(% style="color:blue" %)**Format: AT+DTRI=<DI1_TIRGGER_FlAG>,< DI2_TIRGGER_FlAG >**
959 959  
960 960  
872 +**Example:**
873 +
874 +AT+ DTRI =1,0   (Enable DI1 trigger / disable DI2 trigger)
875 +
961 961  * (% style="color:#037691" %)**Downlink Payload (prefix 0xAA 02):**
962 962  
963 963  (% style="color:blue" %)**0xAA 02 aa bb   ** (%%) ~/~/ Same as AT+DTRI=aa,bb
... ... @@ -969,15 +969,20 @@
969 969  
970 970  Set DI1 or DI3(for LT-33222-L) trigger.
971 971  
972 -* (% style="color:#037691" %)**AT Command:**(%%) (% style="color:blue" %)**AT+TRIG1=a,b**
887 +* (% style="color:#037691" %)**AT Command:**
973 973  
889 +(% style="color:blue" %)**AT+TRIG1=a,b**
890 +
974 974  (% style="color:red" %)**a :** (%%)Interrupt mode. 0: falling edge; 1: rising edge, 2: falling and raising edge(for MOD=1).
975 975  
976 976  (% style="color:red" %)**b :** (%%)delay timing.
977 977  
978 -**Example:** AT+TRIG1=1,100(set DI1 port to trigger on high level, valid signal is 100ms )
979 979  
896 +**Example:**
980 980  
898 +AT+TRIG1=1,100(set DI1 port to trigger on high level, valid signal is 100ms )
899 +
900 +
981 981  * (% style="color:#037691" %)**Downlink Payload (prefix 0x09 01 ):**
982 982  
983 983  (% style="color:blue" %)**0x09 01 aa bb cc    ** (%%) ~/~/ same as AT+TRIG1=aa,0x(bb cc)
... ... @@ -989,15 +989,20 @@
989 989  
990 990  Set DI2 trigger.
991 991  
992 -* (% style="color:#037691" %)**AT Command:**(%%) (% style="color:blue" %)**AT+TRIG2=a,b**
912 +* (% style="color:#037691" %)**AT Command:**
993 993  
914 +(% style="color:blue" %)**AT+TRIG2=a,b**
915 +
994 994  (% style="color:red" %)**a :** (%%)Interrupt mode. 0: falling edge; 1: rising edge, 2: falling and raising edge(for MOD=1).
995 995  
996 996  (% style="color:red" %)**b :** (%%)delay timing.
997 997  
998 -**Example:** AT+TRIG2=0,100(set DI1 port to trigger on low level, valid signal is 100ms )
999 999  
921 +**Example:**
1000 1000  
923 +AT+TRIG2=0,100(set DI1 port to trigger on low level, valid signal is 100ms )
924 +
925 +
1001 1001  * (% style="color:#037691" %)**Downlink Payload (prefix 0x09 02 ):**
1002 1002  
1003 1003  (% style="color:blue" %)**0x09 02 aa bb cc   ** (%%)~/~/ same as AT+TRIG2=aa,0x(bb cc)
... ... @@ -1009,8 +1009,11 @@
1009 1009  
1010 1010  Set current trigger , base on AC port. See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
1011 1011  
1012 -* (% style="color:#037691" %)**AT Command:**(%%) (% style="color:blue" %)**AT+ACLIM**
937 +* (% style="color:#037691" %)**AT Command**
1013 1013  
939 +(% style="color:blue" %)**AT+ACLIM**
940 +
941 +
1014 1014  * (% style="color:#037691" %)**Downlink Payload (prefix 0xAA 01 )**
1015 1015  
1016 1016  (% 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"]]
... ... @@ -1022,8 +1022,11 @@
1022 1022  
1023 1023  Set current trigger , base on AV port. See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
1024 1024  
1025 -* (% style="color:#037691" %)**AT Command**(%%): (% style="color:blue" %)**AT+AVLIM    **(%%)** See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]**
953 +* (% style="color:#037691" %)**AT Command**
1026 1026  
955 +(% style="color:blue" %)**AT+AVLIM    **(%%)** See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]**
956 +
957 +
1027 1027  * (% style="color:#037691" %)**Downlink Payload (prefix 0xAA 00 )**
1028 1028  
1029 1029  (% 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"]]
... ... @@ -1035,13 +1035,18 @@
1035 1035  
1036 1036  Set AV and AC trigger minimum interval, system won't response to the second trigger within this set time after the first trigger.
1037 1037  
1038 -* (% 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.
969 +* (% style="color:#037691" %)**AT Command**
1039 1039  
971 +(% style="color:blue" %)**AT+ATDC=5        ** (%%)Device won't response the second trigger within 5 minute after the first trigger.
972 +
973 +
1040 1040  * (% style="color:#037691" %)**Downlink Payload (prefix 0xAC )**
1041 1041  
1042 1042  (% style="color:blue" %)**0x AC aa bb   **(%%) ~/~/ same as AT+ATDC=0x(aa bb)   . Unit (min)
1043 1043  
1044 1044  (((
979 +
980 +
1045 1045  (% style="color:red" %)**Note: ATDC setting must be more than 5min**
1046 1046  )))
1047 1047  
... ... @@ -1056,9 +1056,8 @@
1056 1056  
1057 1057  
1058 1058  * (% style="color:#037691" %)**Downlink Payload (prefix 0x02)**
995 +* (% style="color:blue" %)**0x02 aa bb cc     ** (%%)~/~/ Set DO1/DO2/DO3 output
1059 1059  
1060 -(% style="color:blue" %)**0x02 aa bb cc     ** (%%)~/~/ Set DO1/DO2/DO3 output
1061 -
1062 1062  (((
1063 1063  If payload = 0x02010001, while there is load between V+ and DOx, it means set DO1 to low, DO2 to high and DO3 to low.
1064 1064  )))
... ... @@ -1065,14 +1065,10 @@
1065 1065  
1066 1066  (((
1067 1067  01: Low,  00: High ,  11: No action
1068 -
1069 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
1070 -|(% 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**
1071 -|02  01  00  11|Low|High|No Action
1072 -|02  00  11  01|High|No Action|Low
1073 -|02  11  01  00|No Action|Low|High
1074 1074  )))
1075 1075  
1005 +[[image:image-20220524092754-5.png]]
1006 +
1076 1076  (((
1077 1077  (% style="color:red" %)**Note: For LT-22222-L, there is no DO3, the last byte can use any value.**
1078 1078  )))
... ... @@ -1109,31 +1109,24 @@
1109 1109  
1110 1110  (% style="color:#4f81bd" %)**Third Byte**(%%): Control Method and Ports status:
1111 1111  
1112 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:300px" %)
1113 -|(% style="background-color:#d9e2f3; color:#0070c0" %)**Second Byte**|(% style="background-color:#d9e2f3; color:#0070c0" %)**Status**
1114 -|0x01|DO1 set to low
1115 -|0x00|DO1 set to high
1116 -|0x11|DO1 NO Action
1043 +[[image:image-20220524093238-6.png]]
1117 1117  
1045 +
1118 1118  (% style="color:#4f81bd" %)**Fourth Byte**(%%): Control Method and Ports status:
1119 1119  
1120 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:300px" %)
1121 -|(% style="background-color:#d9e2f3; color:#0070c0" %)**Second Byte**|(% style="background-color:#d9e2f3; color:#0070c0" %)**Status**
1122 -|0x01|DO2 set to low
1123 -|0x00|DO2 set to high
1124 -|0x11|DO2 NO Action
1048 +[[image:image-20220524093328-7.png]]
1125 1125  
1050 +
1126 1126  (% style="color:#4f81bd" %)**Fifth Byte**(%%): Control Method and Ports status:
1127 1127  
1128 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:300px" %)
1129 -|(% style="background-color:#d9e2f3; color:#0070c0" %)**Second Byte**|(% style="background-color:#d9e2f3; color:#0070c0" %)**Status**
1130 -|0x01|DO3 set to low
1131 -|0x00|DO3 set to high
1132 -|0x11|DO3 NO Action
1053 +[[image:image-20220524093351-8.png]]
1133 1133  
1134 -(% style="color:#4f81bd" %)**Sixth and Seventh and Eighth and Ninth Byte**:(%%) Latching time. Unit: ms
1135 1135  
1056 +(% style="color:#4f81bd" %)**Sixth and Seventh and Eighth and Ninth Byte**:
1136 1136  
1058 + Latching time. Unit: ms
1059 +
1060 +
1137 1137  (% style="color:red" %)**Note: **
1138 1138  
1139 1139   Since Firmware v1.6.0, the latch time support 4 bytes and 2 bytes
... ... @@ -1140,6 +1140,7 @@
1140 1140  
1141 1141   Before Firmwre v1.6.0 the latch time only suport 2 bytes.
1142 1142  
1067 +
1143 1143  (% style="color:red" %)**Device will upload a packet if downlink code executes successfully.**
1144 1144  
1145 1145  
... ... @@ -1182,17 +1182,10 @@
1182 1182  
1183 1183  (((
1184 1184  01: Close ,  00: Open , 11: No action
1110 +)))
1185 1185  
1186 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:320px" %)
1187 -|(% style="background-color:#d9e2f3; color:#0070c0" %)**Downlink Code**|(% style="background-color:#d9e2f3; color:#0070c0" %)**RO1**|(% style="background-color:#d9e2f3; color:#0070c0" %)**RO2**
1188 -|03  00  11|Open|No Action
1189 -|03  01  11|Close|No Action
1190 -|03  11  00|No Action|Open
1191 -|03  11  01|No Action|Close
1192 -|03  00  00|Open|Open
1193 -|03  01  01|Close|Close
1194 -|03  01  00|Close|Open
1195 -|03  00  01|Open|Close
1112 +(((
1113 +[[image:image-20220524093724-9.png]]
1196 1196  )))
1197 1197  
1198 1198  (% style="color:red" %)**Device will upload a packet if downlink code executes successfully.**
... ... @@ -1266,8 +1266,11 @@
1266 1266  
1267 1267  When voltage exceed the threshold, count. Feature see [[MOD4>>||anchor="H3.3.4AT2BMOD3D42CSingleDICounting2B1xVoltageCounting"]]
1268 1268  
1269 -* (% style="color:#037691" %)**AT Command:**(%%) (% style="color:blue" %)**AT+VOLMAX   ** (%%)~/~/ See [[MOD4>>||anchor="H3.3.4AT2BMOD3D42CSingleDICounting2B1xVoltageCounting"]]
1187 +* (% style="color:#037691" %)**AT Command:**
1270 1270  
1189 +(% style="color:blue" %)**AT+VOLMAX   ** (%%)~/~/ See [[MOD4>>||anchor="H3.3.4AT2BMOD3D42CSingleDICounting2B1xVoltageCounting"]]
1190 +
1191 +
1271 1271  * (% style="color:#037691" %)**Downlink Payload (prefix 0xA5):**
1272 1272  
1273 1273  (% style="color:blue" %)**0xA5 aa bb cc   ** (%%)~/~/ Same as AT+VOLMAX=(aa bb),cc
... ... @@ -1277,8 +1277,10 @@
1277 1277  ==== 3.4.2.17 Counting ~-~- Pre-configure the Count Number ====
1278 1278  
1279 1279  
1280 -* (% style="color:#037691" %)**AT Command:**(%%) (% style="color:blue" %)**AT+SETCNT=aa,(bb cc dd ee) **
1201 +* (% style="color:#037691" %)**AT Command:**
1281 1281  
1203 +(% style="color:blue" %)**AT+SETCNT=aa,(bb cc dd ee) **
1204 +
1282 1282  (% style="color:red" %)**aa:**(%%) 1: Set count1; 2: Set count2; 3: Set AV1 count
1283 1283  
1284 1284  (% style="color:red" %)**bb cc dd ee: **(%%)number to be set
... ... @@ -1295,8 +1295,11 @@
1295 1295  
1296 1296  Clear counting for counting mode
1297 1297  
1298 -* (% style="color:#037691" %)**AT Command:**(%%) (% style="color:blue" %)**AT+CLRCOUNT         **(%%) ~/~/ clear all counting
1221 +* (% style="color:#037691" %)**AT Command:**
1299 1299  
1223 +(% style="color:blue" %)**AT+CLRCOUNT **(%%) ~/~/ clear all counting
1224 +
1225 +
1300 1300  * (% style="color:#037691" %)**Downlink Payload (prefix 0xA6):**
1301 1301  
1302 1302  (% style="color:blue" %)**0x A6 01    ** (%%)~/~/ clear all counting
... ... @@ -1448,7 +1448,7 @@
1448 1448  
1449 1449  (% style="color:blue" %)**Step 3**(%%): Create an account or log in Mydevices.
1450 1450  
1451 -(% style="color:blue" %)**Step 4**(%%): Search LT-22222-L(for both LT-22222-L) and add DevEUI.(% style="display:none" %)
1377 +(% style="color:blue" %)**Step 4**(%%): Search LT-22222-L(for both LT-22222-L / LT-33222-L) and add DevEUI.(% style="display:none" %)
1452 1452  
1453 1453  Search under The things network
1454 1454  
... ... @@ -1487,12 +1487,12 @@
1487 1487  
1488 1488  
1489 1489  (((
1490 -The DI port of LT-22222-L can support **NPN** or **PNP** or **Dry Contact** output sensor.
1416 +The DI port of LT-22222-L can support NPN or PNP output sensor.
1491 1491  )))
1492 1492  
1493 1493  (((
1494 1494  (((
1495 -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.
1421 +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.
1496 1496  
1497 1497  
1498 1498  )))
... ... @@ -1600,22 +1600,12 @@
1600 1600  )))
1601 1601  
1602 1602  
1603 -(% style="color:blue" %)**Example4**(%%): Connect to Dry Contact sensor
1604 -
1605 -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.
1606 -
1607 -To detect a Dry Contact, we can provide a power source to one pin of the Dry Contact. Below is a reference connection.
1608 -
1609 -[[image:image-20230616235145-1.png]]
1610 -
1611 -
1612 -
1613 1613  === 3.6.3 Digital Output Port: DO1/DO2 /DO3 ===
1614 1614  
1615 1615  
1616 -(% style="color:blue" %)**NPN output**(%%): GND or Float. Max voltage can apply to output pin is 36v.
1532 +**NPN output**: GND or Float. Max voltage can apply to output pin is 36v.
1617 1617  
1618 -(% style="color:red" %)**Note: DO pins go to float when device is power off.**
1534 +Note: DO pins go to float when device is power off.
1619 1619  
1620 1620  [[image:1653357531600-905.png]]
1621 1621  
... ... @@ -1637,12 +1637,13 @@
1637 1637  
1638 1638  (% style="color:blue" %)**Specifications of the wind speed sensor:**
1639 1639  
1640 -(% style="color:red" %)**Red:  12~~24v**
1556 +**Red:  12~~24v**
1641 1641  
1642 -(% style="color:#ffc000" %)**Yellow:  4~~20mA**
1558 +**Yellow:  4~~20mA**
1643 1643  
1644 1644  **Black:  GND**
1645 1645  
1562 +
1646 1646  **Connection diagram:**
1647 1647  
1648 1648  [[image:1653357640609-758.png]]
... ... @@ -1650,22 +1650,6 @@
1650 1650  [[image:1653357648330-671.png||height="155" width="733"]]
1651 1651  
1652 1652  
1653 -Example connected to a regulated power supply to measure voltage
1654 -
1655 -[[image:image-20230608101532-1.png||height="606" width="447"]]
1656 -
1657 -[[image:image-20230608101608-2.jpeg||height="379" width="284"]]
1658 -
1659 -[[image:image-20230608101722-3.png||height="102" width="1139"]]
1660 -
1661 -
1662 -(% style="color:blue; font-weight:bold" %)**Specifications of the regulated power**(%%) (% style="color:blue" %)**:**
1663 -
1664 -(% style="color:red" %)**Red:  12~~24v**
1665 -
1666 -**Black:  GND**
1667 -
1668 -
1669 1669  === 3.6.5 Relay Output ===
1670 1670  
1671 1671  
... ... @@ -1684,41 +1684,9 @@
1684 1684  == 3.7 LEDs Indicators ==
1685 1685  
1686 1686  
1687 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
1688 -|(% style="background-color:#d9e2f3; color:#0070c0; width:50px" %)**LEDs**|(% style="background-color:#d9e2f3; color:#0070c0; width:470px" %)**Feature**
1689 -|**PWR**|Always on if there is power
1690 -|**SYS**|(((
1691 -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.
1692 -)))
1693 -|**TX**|(((
1694 -(((
1695 -Device boot: TX blinks 5 times.
1696 -)))
1588 +[[image:image-20220524100748-11.png]]
1697 1697  
1698 -(((
1699 -Successful join network: TX ON for 5 seconds.
1700 -)))
1701 1701  
1702 -(((
1703 -Transmit a LoRa packet: TX blinks once
1704 -)))
1705 -)))
1706 -|**RX**|RX blinks once when receive a packet.
1707 -|**DO1**|
1708 -|**DO2**|
1709 -|**DO3**|
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 -|**DI2**|(((
1717 -For LT-22222-L: ON when DI2 is high, LOW when DI2 is low
1718 -)))
1719 -|**RO1**|
1720 -|**RO2**|
1721 -
1722 1722  = 4. Use AT Command =
1723 1723  
1724 1724  == 4.1 Access AT Command ==
... ... @@ -2049,7 +2049,7 @@
2049 2049  **3. Make sure SF / bandwidth setting in LG01/LG02 match the settings of AT+DR. refer [[this link>>url:http://www.dragino.com/downloads/index.php?
2050 2050  dir=LoRa_Gateway/&file=LoRaWAN%201.0.3%20Regional%20Parameters.xlsx]] to see what DR means.**
2051 2051  
2052 -**4. The command AT+RX2FQ and AT+RX2DR is to let downlink work. to set the correct parameters, user can check the actually downlink parameters to be used. As below. Which shows the RX2FQ should use 868400000 and RX2DR should be 5.**
1921 +**4. The command AT+RX2FQ and AT+RX2DR is to let downlink work. to set the correct parameters, user can check the actually downlink parameters to be used. As below. Which shows the RX2FQ should use 868400000 and RX2DR should be 5**
2053 2053  
2054 2054  
2055 2055  )))
... ... @@ -2081,9 +2081,9 @@
2081 2081  Reference Link: [[How to set up to count objects pass in flow line>>How to set up to count objects pass in flow line]]?
2082 2082  
2083 2083  
2084 -= 6. FAQ =
1953 += 5. FAQ =
2085 2085  
2086 -== 6.1 How to upgrade the image? ==
1955 +== 5.1 How to upgrade the image? ==
2087 2087  
2088 2088  
2089 2089  The LT LoRaWAN Controller is shipped with a 3.5mm cable, the cable is used to upload image to LT to:
... ... @@ -2099,7 +2099,7 @@
2099 2099  
2100 2100  (((
2101 2101  (% 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]].
2102 -(% 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]].
1971 +(% 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]].
2103 2103  (% style="color:blue" %)**Step3**(%%)**:** Open flashloader; choose the correct COM port to update.
2104 2104  
2105 2105  
... ... @@ -2113,10 +2113,8 @@
2113 2113  
2114 2114   [[image:image-20220524103407-12.png]]
2115 2115  
2116 -
2117 2117  [[image:image-20220524103429-13.png]]
2118 2118  
2119 -
2120 2120  [[image:image-20220524104033-15.png]]
2121 2121  
2122 2122  
... ... @@ -2128,7 +2128,7 @@
2128 2128  
2129 2129  (((
2130 2130  (((
2131 -== 6.2 How to change the LoRa Frequency Bands/Region? ==
1998 +== 5.2 How to change the LoRa Frequency Bands/Region? ==
2132 2132  
2133 2133  
2134 2134  )))
... ... @@ -2141,7 +2141,7 @@
2141 2141  (((
2142 2142  
2143 2143  
2144 -== 6.3 How to set up LT to work with Single Channel Gateway such as LG01/LG02? ==
2011 +== 5.3 How to set up LT to work with Single Channel Gateway such as LG01/LG02? ==
2145 2145  
2146 2146  
2147 2147  )))
... ... @@ -2204,20 +2204,14 @@
2204 2204  [[image:1653360498588-932.png||height="485" width="726"]]
2205 2205  
2206 2206  
2207 -== 6.4 How to change the uplink interval？ ==
2074 +== 5.4 Can I see counting event in Serial? ==
2208 2208  
2209 2209  
2210 -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/]]
2211 -
2212 -
2213 -== 6.5 Can I see counting event in Serial? ==
2214 -
2215 -
2216 2216  (((
2217 2217  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.
2218 2218  
2219 2219  
2220 -== 6.6 Can i use point to point communication for LT-22222-L? ==
2081 +== 5.5 Can i use point to point communication for LT-22222-L? ==
2221 2221  
2222 2222  
2223 2223  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]].
... ... @@ -2226,7 +2226,7 @@
2226 2226  )))
2227 2227  
2228 2228  (((
2229 -== 6.7 Why does the relay output become the default and open relay after the lt22222 is powered off? ==
2090 +== 5.6 Why does the relay output become the default and open relay after the lt22222 is powered off? ==
2230 2230  
2231 2231  
2232 2232  If the device is not shut down, but directly powered off.
... ... @@ -2238,7 +2238,7 @@
2238 2238  After restart, the status before power failure will be read from flash.
2239 2239  
2240 2240  
2241 -== 6.8 Can i set up LT-22222-L as a NC(Normal Close) Relay? ==
2102 +== 5.7 Can i set up LT-22222-L as a NC(Normal Close) Relay? ==
2242 2242  
2243 2243  
2244 2244  LT-22222-L built-in relay is NO (Normal Open). User can use an external relay to achieve Normal Close purpose. Diagram as below:
... ... @@ -2247,18 +2247,18 @@
2247 2247  [[image:image-20221006170630-1.png||height="610" width="945"]]
2248 2248  
2249 2249  
2250 -== 6.9 Can LT22222-L save RO state? ==
2111 +== 5.8 Can LT22222-L save RO state? ==
2251 2251  
2252 2252  
2253 2253  Firmware version needs to be no less than 1.6.0.
2254 2254  
2255 2255  
2256 -= 7. Trouble Shooting =
2117 += 6. Trouble Shooting =
2257 2257  )))
2258 2258  
2259 2259  (((
2260 2260  (((
2261 -== 7.1 Downlink doesn't work, how to solve it? ==
2122 +== 6.1 Downlink doesn't work, how to solve it? ==
2262 2262  
2263 2263  
2264 2264  )))
... ... @@ -2271,7 +2271,7 @@
2271 2271  (((
2272 2272  
2273 2273  
2274 -== 7.2 Have trouble to upload image. ==
2135 +== 6.2 Have trouble to upload image. ==
2275 2275  
2276 2276  
2277 2277  )))
... ... @@ -2283,7 +2283,7 @@
2283 2283  (((
2284 2284  
2285 2285  
2286 -== 7.3 Why I can't join TTN in US915 /AU915 bands? ==
2147 +== 6.3 Why I can't join TTN in US915 /AU915 bands? ==
2287 2287  
2288 2288  
2289 2289  )))
... ... @@ -2293,7 +2293,7 @@
2293 2293  )))
2294 2294  
2295 2295  
2296 -= 8. Order Info =
2157 += 7. Order Info =
2297 2297  
2298 2298  
2299 2299  (% style="color:#4f81bd" %)**LT-22222-L-XXX:**
... ... @@ -2310,9 +2310,10 @@
2310 2310  * (% style="color:red" %)**IN865**(%%):  LT with frequency bands IN865
2311 2311  * (% style="color:red" %)**CN779**(%%):  LT with frequency bands CN779
2312 2312  
2313 -= 9. Packing Info =
2314 2314  
2175 += 8. Packing Info =
2315 2315  
2177 +
2316 2316  **Package Includes**:
2317 2317  
2318 2318  * LT-22222-L I/O Controller x 1
... ... @@ -2327,20 +2327,21 @@
2327 2327  * Package Size / pcs : 14.5 x 8 x 5 cm
2328 2328  * Weight / pcs : 170g
2329 2329  
2330 -= 10. Support =
2331 2331  
2193 += 9. Support =
2332 2332  
2195 +
2333 2333  * (((
2334 2334  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.
2335 2335  )))
2336 2336  * (((
2337 -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 +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]]
2338 2338  
2339 2339  
2340 2340  
2341 2341  )))
2342 2342  
2343 -= 11. Reference​​​​​ =
2206 += 10. Reference​​​​​ =
2344 2344  
2345 2345  
2346 2346  * LT-22222-L: [[http:~~/~~/www.dragino.com/products/lora-lorawan-end-node/item/156-lt-22222-l.html>>url:http://www.dragino.com/products/lora-lorawan-end-node/item/156-lt-22222-l.html]]
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