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Last modified by Mengting Qiu on 2025/06/04 18:42
From version 107.1
edited by Bei Jinggeng
on 2022/11/18 10:08
Change comment: There is no comment for this version
To version 126.2
edited by Xiaoling
on 2023/06/19 15:31
Change comment: There is no comment for this version

Summary

Details

Page properties
Author
... ... @@ -1,1 +1,1 @@
1 -XWiki.Bei
1 +XWiki.Xiaoling
Content
... ... @@ -15,7 +15,6 @@
15 15  
16 16  = 1.Introduction =
17 17  
18 -
19 19  == 1.1 What is LT Series I/O Controller ==
20 20  
21 21  (((
... ... @@ -27,7 +27,7 @@
27 27  )))
28 28  
29 29  (((
30 -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.
31 31  )))
32 32  
33 33  (((
... ... @@ -54,7 +54,6 @@
54 54  
55 55  )))
56 56  
57 -
58 58  == 1.2  Specifications ==
59 59  
60 60  (((
... ... @@ -171,7 +171,6 @@
171 171  Packet engine up to 256 bytes with CRC.
172 172  
173 173  
174 -
175 175  
176 176  )))
177 177  
... ... @@ -179,11 +179,17 @@
179 179  
180 180  
181 181  * LoRaWAN Class A & Class C protocol
179 +
182 182  * Optional Customized LoRa Protocol
181 +
183 183  * Frequency Bands: CN470/EU433/KR920/US915/EU868/AS923/AU915/RU864/IN865/MA869
183 +
184 184  * AT Commands to change parameters
185 +
185 185  * Remote configure parameters via LoRa Downlink
187 +
186 186  * Firmware upgradable via program port
189 +
187 187  * Counting
188 188  
189 189  == 1.4  Applications ==
... ... @@ -190,18 +190,26 @@
190 190  
191 191  
192 192  * Smart Buildings & Home Automation
196 +
193 193  * Logistics and Supply Chain Management
198 +
194 194  * Smart Metering
200 +
195 195  * Smart Agriculture
202 +
196 196  * Smart Cities
204 +
197 197  * Smart Factory
198 198  
199 199  == 1.5 Hardware Variants ==
200 200  
201 201  
202 -(% border="1" style="background-color:#f7faff; width:500px" %)
203 -|(% style="width:103px" %)**Model**|(% style="width:131px" %)**Photo**|(% style="width:334px" %)**Description**
204 -|(% 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" %)(((
205 205  * 2 x Digital Input (Bi-direction)
206 206  * 2 x Digital Output
207 207  * 2 x Relay Output (5A@250VAC / 30VDC)
... ... @@ -226,10 +226,8 @@
226 226  [[image:1653297104069-180.png]]
227 227  
228 228  
229 -
230 230  = 3. Operation Mode =
231 231  
232 -
233 233  == 3.1 How it works? ==
234 234  
235 235  
... ... @@ -242,7 +242,6 @@
242 242  )))
243 243  
244 244  
245 -
246 246  == 3.2 Example to join LoRaWAN network ==
247 247  
248 248  
... ... @@ -269,7 +269,7 @@
269 269  Each LT is shipped with a sticker with the default device EUI as below:
270 270  )))
271 271  
272 -[[image:1653297924498-393.png]]
280 +[[image:image-20230425173427-2.png||height="246" width="530"]]
273 273  
274 274  
275 275  Input these keys in the LoRaWAN Server portal. Below is TTN screen shot:
... ... @@ -294,7 +294,6 @@
294 294  [[image:1653298044601-602.png||height="405" width="709"]]
295 295  
296 296  
297 -
298 298  == 3.3 Uplink Payload ==
299 299  
300 300  
... ... @@ -301,10 +301,15 @@
301 301  There are five working modes + one interrupt mode on LT for different type application:
302 302  
303 303  * (% style="color:blue" %)**MOD1**(%%): (default setting): 2 x ACI + 2AVI + DI + DO + RO
311 +
304 304  * (% style="color:blue" %)**MOD2**(%%): Double DI Counting + DO + RO
313 +
305 305  * (% style="color:blue" %)**MOD3**(%%): Single DI Counting + 2 x ACI + DO + RO
315 +
306 306  * (% style="color:blue" %)**MOD4**(%%): Single DI Counting + 1 x Voltage Counting + DO + RO
317 +
307 307  * (% style="color:blue" %)**MOD5**(%%): Single DI Counting + 2 x AVI + 1 x ACI + DO + RO
319 +
308 308  * (% style="color:blue" %)**ADDMOD6**(%%): Trigger Mode, Optional, used together with MOD1 ~~ MOD5
309 309  
310 310  === 3.3.1 AT+MOD~=1, 2ACI+2AVI ===
... ... @@ -311,19 +311,31 @@
311 311  
312 312  
313 313  (((
314 -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
315 315  )))
316 316  
317 -[[image:image-20220523174024-3.png]]
318 -
319 319  (((
320 -
321 -
322 322  (% 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
323 323  )))
324 324  
325 -[[image:image-20220523174254-4.png]]
326 -
327 327  * RO is for relay. ROx=1 : close，ROx=0 always open.
328 328  * DI is for digital input. DIx=1: high or float, DIx=0: low.
329 329  * DO is for reverse digital output. DOx=1: output low, DOx=0: high or float.
... ... @@ -372,18 +372,24 @@
372 372  
373 373  (((
374 374  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
375 375  )))
376 376  
377 -[[image:image-20220523180452-3.png]]
378 -
379 -
380 380  (((
381 381  (% style="color:#4f81bd" %)**DIDORO**(%%) is a combination for RO1, RO2, DO3, DO2 and DO1. Totally 1bytes as below
382 -)))
383 383  
384 -[[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
385 385  
386 -* 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 +
387 387  * FIRST: Indicate this is the first packet after join network.
388 388  * DO is for reverse digital output. DOx=1: output low, DOx=0: high or float.
389 389  
... ... @@ -414,14 +414,11 @@
414 414  
415 415  
416 416  (% style="color:#4f81bd" %)**AT Commands for counting:**
417 -
418 -
419 419  )))
420 420  
421 421  (((
422 422  **For LT22222-L:**
423 423  
424 -
425 425  (% style="color:blue" %)**AT+TRIG1=0,100**(%%)**  (set DI1 port to trigger on low level, valid signal is 100ms) **
426 426  
427 427  (% style="color:blue" %)**AT+TRIG1=1,100**(%%)**  (set DI1 port to trigger on high level, valid signal is 100ms ) **
... ... @@ -436,22 +436,27 @@
436 436  )))
437 437  
438 438  
439 -
440 440  === 3.3.3 AT+MOD~=3, Single DI Counting + 2 x ACI ===
441 441  
442 442  
443 443  **LT22222-L**: This mode the DI1 is used as a counting pin.
444 444  
445 -[[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
446 446  
447 447  (((
448 -
449 -
450 450  (% 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
451 451  )))
452 452  
453 -[[image:image-20220523181301-6.png]]
454 -
455 455  * RO is for relay. ROx=1 : close，ROx=0 always open.
456 456  * FIRST: Indicate this is the first packet after join network.
457 457  * DO is for reverse digital output. DOx=1: output low, DOx=0: high or float.
... ... @@ -483,7 +483,6 @@
483 483  )))
484 484  
485 485  
486 -
487 487  === 3.3.4 AT+MOD~=4, Single DI Counting + 1 x Voltage Counting ===
488 488  
489 489  
... ... @@ -493,17 +493,22 @@
493 493  
494 494  (((
495 495  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
496 496  )))
497 497  
498 -[[image:image-20220523181903-8.png]]
499 -
500 -
501 501  (((
502 502  (% 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
503 503  )))
504 504  
505 -[[image:image-20220523181727-7.png]]
506 -
507 507  * RO is for relay. ROx=1 : close，ROx=0 always open.
508 508  * FIRST: Indicate this is the first packet after join network.
509 509  * DO is for reverse digital output. DOx=1: output low, DOx=0: high or float.
... ... @@ -537,11 +537,8 @@
537 537  )))
538 538  
539 539  (((
540 -
541 -
542 542  **Plus below command for AVI1 Counting:**
543 543  
544 -
545 545  (% style="color:blue" %)**AT+SETCNT=3,60**(%%)**  (set AVI Count to 60)**
546 546  
547 547  (% style="color:blue" %)**AT+VOLMAX=20000**(%%)**  (If AVI1 voltage higher than VOLMAX (20000mV =20v), counter increase 1)**
... ... @@ -552,18 +552,29 @@
552 552  )))
553 553  
554 554  
555 -
556 556  === 3.3.5 AT+MOD~=5, Single DI Counting + 2 x AVI + 1 x ACI ===
557 557  
558 558  
559 559  **LT22222-L**: This mode the DI1 is used as a counting pin.
560 560  
561 -[[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
562 562  
563 563  (((
564 -
565 -
566 566  (% 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
567 567  )))
568 568  
569 569  * RO is for relay. ROx=1 : close，ROx=0 always open.
... ... @@ -600,7 +600,6 @@
600 600  )))
601 601  
602 602  
603 -
604 604  === 3.3.6 AT+ADDMOD~=6. (Trigger Mode, Optional) ===
605 605  
606 606  
... ... @@ -655,7 +655,6 @@
655 655  AT+ DTRI =1,0   (Enable DI1 trigger / disable DI2 trigger)
656 656  
657 657  
658 -
659 659  (% style="color:#037691" %)**Downlink Command to set Trigger Condition:**
660 660  
661 661  Type Code: 0xAA. Downlink command same as AT Command **AT+AVLIM, AT+ACLIM**
... ... @@ -690,12 +690,39 @@
690 690  
691 691  MOD6 Payload : total 11 bytes payload
692 692  
693 -[[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 +)))
694 694  
695 -
696 696  (% style="color:#4f81bd" %)**TRI FLAG1**(%%) is a combination to show if trigger is set for this part. Totally 1byte as below
697 697  
698 -[[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 +)))
699 699  
700 700  * Each bits shows if the corresponding trigger has been configured.
701 701  
... ... @@ -704,10 +704,27 @@
704 704  10100000: Means the system has configure to use the trigger: AC1_LOW and AV2_LOW
705 705  
706 706  
707 -
708 708  (% style="color:#4f81bd" %)**TRI Status1**(%%) is a combination to show which condition is trigger. Totally 1byte as below
709 709  
710 -[[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 +)))
711 711  
712 712  * Each bits shows which status has been trigger on this uplink.
713 713  
... ... @@ -716,10 +716,11 @@
716 716  10000000: Means this packet is trigger by AC1_LOW. Means voltage too low.
717 717  
718 718  
719 -
720 720  (% style="color:#4f81bd" %)**TRI_DI FLAG+STA **(%%)is a combination to show which condition is trigger. Totally 1byte as below
721 721  
722 -[[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
723 723  
724 724  * Each bits shows which status has been trigger on this uplink.
725 725  
... ... @@ -730,7 +730,6 @@
730 730  00000101: Means both DI1 and DI2 trigger are enabled.
731 731  
732 732  
733 -
734 734  (% style="color:#4f81bd" %)**Enable/Disable MOD6 **(%%): 0x01: MOD6 is enable. 0x00: MOD6 is disable.
735 735  
736 736  Downlink command to poll MOD6 status:
... ... @@ -740,7 +740,6 @@
740 740  When device got this command, it will send the MOD6 payload.
741 741  
742 742  
743 -
744 744  === 3.3.7 Payload Decoder ===
745 745  
746 746  (((
... ... @@ -750,7 +750,6 @@
750 750  )))
751 751  
752 752  
753 -
754 754  == 3.4 ​Configure LT via AT or Downlink ==
755 755  
756 756  
... ... @@ -776,10 +776,8 @@
776 776  )))
777 777  
778 778  
779 -
780 780  === 3.4.2 Sensor related commands ===
781 781  
782 -
783 783  ==== 3.4.2.1 Set Transmit Interval ====
784 784  
785 785  
... ... @@ -804,14 +804,10 @@
804 804  
805 805  Set work mode.
806 806  
807 -* (% style="color:#037691" %)**AT Command:**
889 +* (% style="color:#037691" %)**AT Command:**(%%) (% style="color:blue" %)**AT+MOD=N  **
808 808  
809 -(% style="color:blue" %)**AT+MOD=N  **
810 -
811 -
812 812  **Example**: AT+MOD=2. Set work mode to Double DI counting mode
813 813  
814 -
815 815  * (% style="color:#037691" %)**Downlink Payload (prefix 0x0A):**
816 816  
817 817  (% style="color:blue" %)**0x0A aa  **(%%)** ** ~/~/ Same as AT+MOD=aa
... ... @@ -821,16 +821,12 @@
821 821  ==== 3.4.2.3 Poll an uplink ====
822 822  
823 823  
824 -* (% style="color:#037691" %)**AT Command:**
902 +* (% style="color:#037691" %)**AT Command:**(%%) There is no AT Command to poll uplink
825 825  
826 -There is no AT Command to poll uplink
827 -
828 -
829 829  * (% style="color:#037691" %)**Downlink Payload (prefix 0x08):**
830 830  
831 831  (% style="color:blue" %)**0x08 FF  **(%%)** **~/~/ Poll an uplink
832 832  
833 -
834 834  **Example**: 0x08FF, ask device to send an Uplink
835 835  
836 836  
... ... @@ -840,10 +840,8 @@
840 840  
841 841  Use of trigger mode, please check [[ADDMOD6>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
842 842  
843 -* (% style="color:#037691" %)**AT Command:**
917 +* (% style="color:#037691" %)**AT Command:**(%%) (% style="color:blue" %)**AT+ADDMOD6=1 or 0**
844 844  
845 -(% style="color:blue" %)**AT+ADDMOD6=1 or 0**
846 -
847 847  (% style="color:red" %)**1:** (%%)Enable Trigger Mode
848 848  
849 849  (% style="color:red" %)**0: **(%%)Disable Trigger Mode
... ... @@ -855,17 +855,15 @@
855 855  
856 856  
857 857  
858 -
859 859  ==== 3.4.2.5 Poll trigger settings ====
860 860  
861 861  
862 -Poll trigger settings,
933 +Poll trigger settings
863 863  
864 864  * (% style="color:#037691" %)**AT Command:**
865 865  
866 866  There is no AT Command for this feature.
867 867  
868 -
869 869  * (% style="color:#037691" %)**Downlink Payload (prefix 0x AB 06):**
870 870  
871 871  (% style="color:blue" %)**0xAB 06  ** (%%) ~/~/ Poll trigger settings, device will uplink trigger settings once receive this command
... ... @@ -877,15 +877,11 @@
877 877  
878 878  Enable Disable DI1/DI2/DI2 as trigger,
879 879  
880 -* (% style="color:#037691" %)**AT Command:**
950 +* (% style="color:#037691" %)**AT Command:**(%%) (% style="color:blue" %)**Format: AT+DTRI=<DI1_TIRGGER_FlAG>,< DI2_TIRGGER_FlAG >**
881 881  
882 -(% style="color:blue" %)**Format: AT+DTRI=<DI1_TIRGGER_FlAG>,< DI2_TIRGGER_FlAG >**
952 +**Example:** AT+ DTRI =1,0   (Enable DI1 trigger / disable DI2 trigger)
883 883  
884 884  
885 -**Example:**
886 -
887 -AT+ DTRI =1,0   (Enable DI1 trigger / disable DI2 trigger)
888 -
889 889  * (% style="color:#037691" %)**Downlink Payload (prefix 0xAA 02):**
890 890  
891 891  (% style="color:blue" %)**0xAA 02 aa bb   ** (%%) ~/~/ Same as AT+DTRI=aa,bb
... ... @@ -897,20 +897,15 @@
897 897  
898 898  Set DI1 or DI3(for LT-33222-L) trigger.
899 899  
900 -* (% style="color:#037691" %)**AT Command:**
966 +* (% style="color:#037691" %)**AT Command:**(%%) (% style="color:blue" %)**AT+TRIG1=a,b**
901 901  
902 -(% style="color:blue" %)**AT+TRIG1=a,b**
903 -
904 904  (% style="color:red" %)**a :** (%%)Interrupt mode. 0: falling edge; 1: rising edge, 2: falling and raising edge(for MOD=1).
905 905  
906 906  (% style="color:red" %)**b :** (%%)delay timing.
907 907  
972 +**Example:** AT+TRIG1=1,100(set DI1 port to trigger on high level, valid signal is 100ms )
908 908  
909 -**Example:**
910 910  
911 -AT+TRIG1=1,100(set DI1 port to trigger on high level, valid signal is 100ms )
912 -
913 -
914 914  * (% style="color:#037691" %)**Downlink Payload (prefix 0x09 01 ):**
915 915  
916 916  (% style="color:blue" %)**0x09 01 aa bb cc    ** (%%) ~/~/ same as AT+TRIG1=aa,0x(bb cc)
... ... @@ -922,23 +922,18 @@
922 922  
923 923  Set DI2 trigger.
924 924  
925 -* (% style="color:#037691" %)**AT Command:**
986 +* (% style="color:#037691" %)**AT Command:**(%%) (% style="color:blue" %)**AT+TRIG2=a,b**
926 926  
927 -(% style="color:blue" %)**AT+TRIG2=a,b**
928 -
929 929  (% style="color:red" %)**a :** (%%)Interrupt mode. 0: falling edge; 1: rising edge, 2: falling and raising edge(for MOD=1).
930 930  
931 931  (% style="color:red" %)**b :** (%%)delay timing.
932 932  
992 +**Example:** AT+TRIG2=0,100(set DI1 port to trigger on low level, valid signal is 100ms )
933 933  
934 -**Example:**
935 935  
936 -AT+TRIG2=0,100(set DI1 port to trigger on low level, valid signal is 100ms )
937 -
938 -
939 939  * (% style="color:#037691" %)**Downlink Payload (prefix 0x09 02 ):**
940 940  
941 -(% style="color:blue" %)**0x09 02 aa bb cc   ** (%%)~/~/ same as AT+TRIG1=aa,0x(bb cc)
997 +(% style="color:blue" %)**0x09 02 aa bb cc   ** (%%)~/~/ same as AT+TRIG2=aa,0x(bb cc)
942 942  
943 943  
944 944  
... ... @@ -947,11 +947,8 @@
947 947  
948 948  Set current trigger , base on AC port. See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
949 949  
950 -* (% style="color:#037691" %)**AT Command**
1006 +* (% style="color:#037691" %)**AT Command:**(%%) (% style="color:blue" %)**AT+ACLIM**
951 951  
952 -(% style="color:blue" %)**AT+ACLIM**
953 -
954 -
955 955  * (% style="color:#037691" %)**Downlink Payload (prefix 0xAA 01 )**
956 956  
957 957  (% 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"]]
... ... @@ -963,11 +963,8 @@
963 963  
964 964  Set current trigger , base on AV port. See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
965 965  
966 -* (% style="color:#037691" %)**AT Command**
1019 +* (% style="color:#037691" %)**AT Command**(%%): (% style="color:blue" %)**AT+AVLIM    **(%%)** See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]**
967 967  
968 -(% style="color:blue" %)**AT+AVLIM    **(%%)** See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]**
969 -
970 -
971 971  * (% style="color:#037691" %)**Downlink Payload (prefix 0xAA 00 )**
972 972  
973 973  (% 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"]]
... ... @@ -979,18 +979,13 @@
979 979  
980 980  Set AV and AC trigger minimum interval, system won't response to the second trigger within this set time after the first trigger.
981 981  
982 -* (% 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.
983 983  
984 -(% style="color:blue" %)**AT+ATDC=5        ** (%%)Device won't response the second trigger within 5 minute after the first trigger.
985 -
986 -
987 987  * (% style="color:#037691" %)**Downlink Payload (prefix 0xAC )**
988 988  
989 989  (% style="color:blue" %)**0x AC aa bb   **(%%) ~/~/ same as AT+ATDC=0x(aa bb)   . Unit (min)
990 990  
991 991  (((
992 -
993 -
994 994  (% style="color:red" %)**Note: ATDC setting must be more than 5min**
995 995  )))
996 996  
... ... @@ -1005,8 +1005,9 @@
1005 1005  
1006 1006  
1007 1007  * (% style="color:#037691" %)**Downlink Payload (prefix 0x02)**
1008 -* (% style="color:blue" %)**0x02 aa bb cc     ** (%%)~/~/ Set DO1/DO2/DO3 output
1009 1009  
1054 +(% style="color:blue" %)**0x02 aa bb cc     ** (%%)~/~/ Set DO1/DO2/DO3 output
1055 +
1010 1010  (((
1011 1011  If payload = 0x02010001, while there is load between V+ and DOx, it means set DO1 to low, DO2 to high and DO3 to low.
1012 1012  )))
... ... @@ -1013,10 +1013,14 @@
1013 1013  
1014 1014  (((
1015 1015  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
1016 1016  )))
1017 1017  
1018 -[[image:image-20220524092754-5.png]]
1019 -
1020 1020  (((
1021 1021  (% style="color:red" %)**Note: For LT-22222-L, there is no DO3, the last byte can use any value.**
1022 1022  )))
... ... @@ -1053,23 +1053,37 @@
1053 1053  
1054 1054  (% style="color:#4f81bd" %)**Third Byte**(%%): Control Method and Ports status:
1055 1055  
1056 -[[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
1057 1057  
1058 -
1059 1059  (% style="color:#4f81bd" %)**Fourth Byte**(%%): Control Method and Ports status:
1060 1060  
1061 -[[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
1062 1062  
1063 -
1064 1064  (% style="color:#4f81bd" %)**Fifth Byte**(%%): Control Method and Ports status:
1065 1065  
1066 -[[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
1067 1067  
1128 +(% style="color:#4f81bd" %)**Sixth and Seventh and Eighth and Ninth Byte**:(%%) Latching time. Unit: ms
1068 1068  
1069 -(% style="color:#4f81bd" %)**Sixth and Seventh and Eighth and Ninth Byte**:
1070 1070  
1071 - Latching time. Unit: ms
1131 +(% style="color:red" %)**Note: **
1072 1072  
1133 + Since Firmware v1.6.0, the latch time support 4 bytes and 2 bytes
1134 +
1135 + Before Firmwre v1.6.0 the latch time only suport 2 bytes.
1136 +
1073 1073  (% style="color:red" %)**Device will upload a packet if downlink code executes successfully.**
1074 1074  
1075 1075  
... ... @@ -1093,7 +1093,7 @@
1093 1093  
1094 1094  
1095 1095  
1096 -==== 3.4.2.14 Relay ~-~- Control Relay Output RO1/RO2 ====
1160 +==== 3.4.2. 14 Relay ~-~- Control Relay Output RO1/RO2 ====
1097 1097  
1098 1098  
1099 1099  * (% style="color:#037691" %)**AT Command:**
... ... @@ -1112,10 +1112,17 @@
1112 1112  
1113 1113  (((
1114 1114  01: Close ,  00: Open , 11: No action
1115 -)))
1116 1116  
1117 -(((
1118 -[[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
1119 1119  )))
1120 1120  
1121 1121  (% style="color:red" %)**Device will upload a packet if downlink code executes successfully.**
... ... @@ -1122,7 +1122,6 @@
1122 1122  
1123 1123  
1124 1124  
1125 -
1126 1126  ==== 3.4.2.15 Relay ~-~- Control Relay Output RO1/RO2 with time control ====
1127 1127  
1128 1128  
... ... @@ -1154,12 +1154,20 @@
1154 1154  
1155 1155  (% style="color:#4f81bd" %)**Fourth/Fifth/Sixth/Seventh Bytes(cc)**(%%): Latching time. Unit: ms
1156 1156  
1227 +
1228 +(% style="color:red" %)**Note:**
1229 +
1230 + Since Firmware v1.6.0, the latch time support 4 bytes and 2 bytes
1231 +
1232 + Before Firmwre v1.6.0 the latch time only suport 2 bytes.
1233 +
1234 +
1157 1157  (% style="color:red" %)**Device will upload a packet if downlink code executes successfully.**
1158 1158  
1159 1159  
1160 1160  **Example payload:**
1161 1161  
1162 -**~1. 05 01 11 07 D**
1240 +**~1. 05 01 11 07 D0**
1163 1163  
1164 1164  Relay1 and Relay 2 will be set to NC , last 2 seconds, then change back to original state.
1165 1165  
... ... @@ -1182,11 +1182,8 @@
1182 1182  
1183 1183  When voltage exceed the threshold, count. Feature see [[MOD4>>||anchor="H3.3.4AT2BMOD3D42CSingleDICounting2B1xVoltageCounting"]]
1184 1184  
1185 -* (% style="color:#037691" %)**AT Command:**
1263 +* (% style="color:#037691" %)**AT Command:**(%%) (% style="color:blue" %)**AT+VOLMAX   ** (%%)~/~/ See [[MOD4>>||anchor="H3.3.4AT2BMOD3D42CSingleDICounting2B1xVoltageCounting"]]
1186 1186  
1187 -(% style="color:blue" %)**AT+VOLMAX   ** (%%)~/~/ See [[MOD4>>||anchor="H3.3.4AT2BMOD3D42CSingleDICounting2B1xVoltageCounting"]]
1188 -
1189 -
1190 1190  * (% style="color:#037691" %)**Downlink Payload (prefix 0xA5):**
1191 1191  
1192 1192  (% style="color:blue" %)**0xA5 aa bb cc   ** (%%)~/~/ Same as AT+VOLMAX=(aa bb),cc
... ... @@ -1196,10 +1196,8 @@
1196 1196  ==== 3.4.2.17 Counting ~-~- Pre-configure the Count Number ====
1197 1197  
1198 1198  
1199 -* (% style="color:#037691" %)**AT Command:**
1274 +* (% style="color:#037691" %)**AT Command:**(%%) (% style="color:blue" %)**AT+SETCNT=aa,(bb cc dd ee) **
1200 1200  
1201 -(% style="color:blue" %)**AT+SETCNT=aa,(bb cc dd ee) **
1202 -
1203 1203  (% style="color:red" %)**aa:**(%%) 1: Set count1; 2: Set count2; 3: Set AV1 count
1204 1204  
1205 1205  (% style="color:red" %)**bb cc dd ee: **(%%)number to be set
... ... @@ -1216,11 +1216,8 @@
1216 1216  
1217 1217  Clear counting for counting mode
1218 1218  
1219 -* (% style="color:#037691" %)**AT Command:**
1292 +* (% style="color:#037691" %)**AT Command:**(%%) (% style="color:blue" %)**AT+CLRCOUNT         **(%%) ~/~/ clear all counting
1220 1220  
1221 -(% style="color:blue" %)**AT+CLRCOUNT **(%%) ~/~/ clear all counting
1222 -
1223 -
1224 1224  * (% style="color:#037691" %)**Downlink Payload (prefix 0xA6):**
1225 1225  
1226 1226  (% style="color:blue" %)**0x A6 01    ** (%%)~/~/ clear all counting
... ... @@ -1294,7 +1294,6 @@
1294 1294  
1295 1295  
1296 1296  
1297 -
1298 1298  ==== 3.4.2.24 When the limit bytes are exceeded, upload in batches ====
1299 1299  
1300 1300  
... ... @@ -1311,7 +1311,6 @@
1311 1311  
1312 1312  
1313 1313  
1314 -
1315 1315  ==== 3.4.2.25 Copy downlink to uplink ====
1316 1316  
1317 1317  
... ... @@ -1350,7 +1350,6 @@
1350 1350  [[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LSN50%20%26%20LSN50-V2%20-%20LoRaWAN%20Sensor%20Node%20User%20Manual/WebHome/image-20220823173929-8.png?width=1205&height=76&rev=1.1||alt="image-20220823173929-8.png"]]
1351 1351  
1352 1352  
1353 -
1354 1354  == 3.5 Integrate with Mydevice ==
1355 1355  
1356 1356  
... ... @@ -1375,7 +1375,7 @@
1375 1375  
1376 1376  (% style="color:blue" %)**Step 3**(%%): Create an account or log in Mydevices.
1377 1377  
1378 -(% 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" %)
1379 1379  
1380 1380  Search under The things network
1381 1381  
... ... @@ -1400,10 +1400,8 @@
1400 1400  [[image:image-20220524094909-5.png||height="341" width="734"]]
1401 1401  
1402 1402  
1403 -
1404 1404  == 3.6 Interface Detail ==
1405 1405  
1406 -
1407 1407  === 3.6.1 Digital Input Port: DI1/DI2 /DI3 ( For LT-33222-L, low active ) ===
1408 1408  
1409 1409  
... ... @@ -1412,17 +1412,16 @@
1412 1412  [[image:1653356991268-289.png]]
1413 1413  
1414 1414  
1415 -
1416 1416  === 3.6.2 Digital Input Port: DI1/DI2 ( For LT-22222-L) ===
1417 1417  
1418 1418  
1419 1419  (((
1420 -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.
1421 1421  )))
1422 1422  
1423 1423  (((
1424 1424  (((
1425 -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.
1426 1426  
1427 1427  
1428 1428  )))
... ... @@ -1469,8 +1469,6 @@
1469 1469  
1470 1470  (((
1471 1471  
1472 -
1473 -
1474 1474  )))
1475 1475  
1476 1476  (((
... ... @@ -1502,8 +1502,6 @@
1502 1502  
1503 1503  (((
1504 1504  
1505 -
1506 -
1507 1507  )))
1508 1508  
1509 1509  (((
... ... @@ -1534,18 +1534,26 @@
1534 1534  )))
1535 1535  
1536 1536  
1597 +(% style="color:blue" %)**Example4**(%%): Connect to Dry Contact sensor
1537 1537  
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 +
1538 1538  === 3.6.3 Digital Output Port: DO1/DO2 /DO3 ===
1539 1539  
1540 1540  
1541 -**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.
1542 1542  
1543 -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.**
1544 1544  
1545 1545  [[image:1653357531600-905.png]]
1546 1546  
1547 1547  
1548 -
1549 1549  === 3.6.4 Analog Input Interface ===
1550 1550  
1551 1551  
... ... @@ -1563,13 +1563,12 @@
1563 1563  
1564 1564  (% style="color:blue" %)**Specifications of the wind speed sensor:**
1565 1565  
1566 -**Red:  12~~24v**
1634 +(% style="color:red" %)**Red:  12~~24v**
1567 1567  
1568 -**Yellow:  4~~20mA**
1636 +(% style="color:#ffc000" %)**Yellow:  4~~20mA**
1569 1569  
1570 1570  **Black:  GND**
1571 1571  
1572 -
1573 1573  **Connection diagram:**
1574 1574  
1575 1575  [[image:1653357640609-758.png]]
... ... @@ -1577,7 +1577,22 @@
1577 1577  [[image:1653357648330-671.png||height="155" width="733"]]
1578 1578  
1579 1579  
1647 +Example connected to a regulated power supply to measure voltage
1580 1580  
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 +
1581 1581  === 3.6.5 Relay Output ===
1582 1582  
1583 1583  
... ... @@ -1593,17 +1593,46 @@
1593 1593  [[image:image-20220524100215-10.png||height="382" width="723"]]
1594 1594  
1595 1595  
1596 -
1597 1597  == 3.7 LEDs Indicators ==
1598 1598  
1599 1599  
1600 -[[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 +)))
1601 1601  
1692 +(((
1693 +Successful join network: TX ON for 5 seconds.
1694 +)))
1602 1602  
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**|
1603 1603  
1604 1604  = 4. Use AT Command =
1605 1605  
1606 -
1607 1607  == 4.1 Access AT Command ==
1608 1608  
1609 1609  
... ... @@ -1814,10 +1814,8 @@
1814 1814  )))
1815 1815  
1816 1816  
1817 -
1818 1818  == 4.2 Common AT Command Sequence ==
1819 1819  
1820 -
1821 1821  === 4.2.1 Multi-channel ABP mode (Use with SX1301/LG308) ===
1822 1822  
1823 1823  (((
... ... @@ -1862,7 +1862,6 @@
1862 1862  )))
1863 1863  
1864 1864  
1865 -
1866 1866  === 4.2.2 Single-channel ABP mode (Use with LG01/LG02) ===
1867 1867  
1868 1868  (((
... ... @@ -1935,7 +1935,7 @@
1935 1935  **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?
1936 1936  dir=LoRa_Gateway/&file=LoRaWAN%201.0.3%20Regional%20Parameters.xlsx]] to see what DR means.**
1937 1937  
1938 -**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**
2046 +**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.**
1939 1939  
1940 1940  
1941 1941  )))
... ... @@ -1948,7 +1948,6 @@
1948 1948  
1949 1949  )))
1950 1950  
1951 -
1952 1952  === 4.2.3 Change to Class A ===
1953 1953  
1954 1954  
... ... @@ -1960,13 +1960,19 @@
1960 1960  )))
1961 1961  
1962 1962  
2070 += 5. Case Study =
1963 1963  
1964 -= 5. FAQ =
2072 +== 5.1 Counting how many objects pass in Flow Line ==
1965 1965  
1966 1966  
1967 -== 5.1 How to upgrade the image? ==
2075 +Reference Link: [[How to set up to count objects pass in flow line>>How to set up to count objects pass in flow line]]?
1968 1968  
1969 1969  
2078 += 6. FAQ =
2079 +
2080 +== 6.1 How to upgrade the image? ==
2081 +
2082 +
1970 1970  The LT LoRaWAN Controller is shipped with a 3.5mm cable, the cable is used to upload image to LT to:
1971 1971  
1972 1972  * Support new features
... ... @@ -1980,7 +1980,7 @@
1980 1980  
1981 1981  (((
1982 1982  (% 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]].
1983 -(% 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]].
1984 1984  (% style="color:blue" %)**Step3**(%%)**:** Open flashloader; choose the correct COM port to update.
1985 1985  
1986 1986  
... ... @@ -1994,8 +1994,10 @@
1994 1994  
1995 1995   [[image:image-20220524103407-12.png]]
1996 1996  
2110 +
1997 1997  [[image:image-20220524103429-13.png]]
1998 1998  
2113 +
1999 1999  [[image:image-20220524104033-15.png]]
2000 2000  
2001 2001  
... ... @@ -2007,10 +2007,8 @@
2007 2007  
2008 2008  (((
2009 2009  (((
2010 -
2125 +== 6.2 How to change the LoRa Frequency Bands/Region? ==
2011 2011  
2012 -== 5.2 How to change the LoRa Frequency Bands/Region? ==
2013 -
2014 2014  
2015 2015  )))
2016 2016  )))
... ... @@ -2022,9 +2022,8 @@
2022 2022  (((
2023 2023  
2024 2024  
2138 +== 6.3 How to set up LT to work with Single Channel Gateway such as LG01/LG02? ==
2025 2025  
2026 -== 5.3 How to set up LT to work with Single Channel Gateway such as LG01/LG02? ==
2027 -
2028 2028  
2029 2029  )))
2030 2030  
... ... @@ -2086,26 +2086,29 @@
2086 2086  [[image:1653360498588-932.png||height="485" width="726"]]
2087 2087  
2088 2088  
2201 +== 6.4 How to change the uplink interval？ ==
2089 2089  
2090 -== 5.4 Can I see counting event in Serial? ==
2091 2091  
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/]]
2092 2092  
2093 -(((
2094 -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.
2095 2095  
2207 +== 6.5 Can I see counting event in Serial? ==
2096 2096  
2097 2097  
2098 -== 5.5 Can i use point to point communication for LT-22222-L? ==
2210 +(((
2211 +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.
2099 2099  
2100 2100  
2101 -Yes, please refer [[Point to Point Communication>>doc:Main. Point to Point Communication of LT-22222-L.WebHome]]  ，this is [[firmware>>https://www.dropbox.com/sh/g99v0fxcltn9r1y/AADKXQ2v5ZT-S3sxdmbvE7UAa/LT-22222-L/image?dl=0&subfolder_nav_tracking=1]].
2214 +== 6.6 Can i use point to point communication for LT-22222-L? ==
2102 2102  
2103 2103  
2217 +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]].
2218 +
2104 2104  
2105 2105  )))
2106 2106  
2107 2107  (((
2108 -== 5.6 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? ==
2109 2109  
2110 2110  
2111 2111  If the device is not shut down, but directly powered off.
... ... @@ -2117,10 +2117,9 @@
2117 2117  After restart, the status before power failure will be read from flash.
2118 2118  
2119 2119  
2235 +== 6.8 Can i set up LT-22222-L as a NC(Normal Close) Relay? ==
2120 2120  
2121 -== 5.7 Can i set up LT-22222-L as a NC(Normal Close) Relay? ==
2122 2122  
2123 -
2124 2124  LT-22222-L built-in relay is NO (Normal Open). User can use an external relay to achieve Normal Close purpose. Diagram as below:
2125 2125  
2126 2126  
... ... @@ -2127,21 +2127,18 @@
2127 2127  [[image:image-20221006170630-1.png||height="610" width="945"]]
2128 2128  
2129 2129  
2130 -== 5.8 Can LT22222-L save RO state? ==
2244 +== 6.9 Can LT22222-L save RO state? ==
2131 2131  
2132 2132  
2133 2133  Firmware version needs to be no less than 1.6.0.
2134 2134  
2135 2135  
2136 -
2137 -= 6. Trouble Shooting =
2138 -
2139 -
2250 += 7. Trouble Shooting =
2140 2140  )))
2141 2141  
2142 2142  (((
2143 2143  (((
2144 -== 6.1 Downlink doesn't work, how to solve it? ==
2255 +== 7.1 Downlink doesn't work, how to solve it? ==
2145 2145  
2146 2146  
2147 2147  )))
... ... @@ -2154,9 +2154,8 @@
2154 2154  (((
2155 2155  
2156 2156  
2268 +== 7.2 Have trouble to upload image. ==
2157 2157  
2158 -== 6.2 Have trouble to upload image. ==
2159 -
2160 2160  
2161 2161  )))
2162 2162  
... ... @@ -2167,9 +2167,8 @@
2167 2167  (((
2168 2168  
2169 2169  
2280 +== 7.3 Why I can't join TTN in US915 /AU915 bands? ==
2170 2170  
2171 -== 6.3 Why I can't join TTN in US915 /AU915 bands? ==
2172 -
2173 2173  
2174 2174  )))
2175 2175  
... ... @@ -2178,10 +2178,9 @@
2178 2178  )))
2179 2179  
2180 2180  
2290 += 8. Order Info =
2181 2181  
2182 -= 7. Order Info =
2183 2183  
2184 -
2185 2185  (% style="color:#4f81bd" %)**LT-22222-L-XXX:**
2186 2186  
2187 2187  (% style="color:#4f81bd" %)**XXX:**
... ... @@ -2196,7 +2196,7 @@
2196 2196  * (% style="color:red" %)**IN865**(%%):  LT with frequency bands IN865
2197 2197  * (% style="color:red" %)**CN779**(%%):  LT with frequency bands CN779
2198 2198  
2199 -= 8. Packing Info =
2307 += 9. Packing Info =
2200 2200  
2201 2201  
2202 2202  **Package Includes**:
... ... @@ -2213,7 +2213,7 @@
2213 2213  * Package Size / pcs : 14.5 x 8 x 5 cm
2214 2214  * Weight / pcs : 170g
2215 2215  
2216 -= 9. Support =
2324 += 10. Support =
2217 2217  
2218 2218  
2219 2219  * (((
... ... @@ -2220,15 +2220,17 @@
2220 2220  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.
2221 2221  )))
2222 2222  * (((
2223 -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]]
2224 2224  
2225 2225  
2226 2226  
2227 2227  )))
2228 2228  
2229 -= 10. Reference​​​​​ =
2337 += 11. Reference​​​​​ =
2230 2230  
2231 2231  
2232 2232  * 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]]
2233 2233  * [[Datasheet, Document Base>>https://www.dropbox.com/sh/gxxmgks42tqfr3a/AACEdsj_mqzeoTOXARRlwYZ2a?dl=0]]
2234 2234  * [[Hardware Source>>url:https://github.com/dragino/Lora/tree/master/LT/LT-33222-L/v1.0]]
2343 +
2344 +
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