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Last modified by Mengting Qiu on 2025/06/04 18:42
From version 105.2
edited by Xiaoling
on 2022/11/16 16:12
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
... ... @@ -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  
... ... @@ -179,33 +179,43 @@
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 -
190 -
191 191  == 1.4  Applications ==
192 192  
193 193  
194 194  * Smart Buildings & Home Automation
196 +
195 195  * Logistics and Supply Chain Management
198 +
196 196  * Smart Metering
200 +
197 197  * Smart Agriculture
202 +
198 198  * Smart Cities
204 +
199 199  * Smart Factory
200 200  
201 -
202 -
203 203  == 1.5 Hardware Variants ==
204 204  
205 205  
206 -(% border="1" style="background-color:#f7faff; width:500px" %)
207 -|(% style="width:103px" %)**Model**|(% style="width:131px" %)**Photo**|(% style="width:334px" %)**Description**
208 -|(% 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" %)(((
209 209  * 2 x Digital Input (Bi-direction)
210 210  * 2 x Digital Output
211 211  * 2 x Relay Output (5A@250VAC / 30VDC)
... ... @@ -214,8 +214,6 @@
214 214  * 1 x Counting Port
215 215  )))
216 216  
217 -
218 -
219 219  = 2. Power ON Device =
220 220  
221 221  
... ... @@ -232,10 +232,8 @@
232 232  [[image:1653297104069-180.png]]
233 233  
234 234  
235 -
236 236  = 3. Operation Mode =
237 237  
238 -
239 239  == 3.1 How it works? ==
240 240  
241 241  
... ... @@ -248,7 +248,6 @@
248 248  )))
249 249  
250 250  
251 -
252 252  == 3.2 Example to join LoRaWAN network ==
253 253  
254 254  
... ... @@ -275,7 +275,7 @@
275 275  Each LT is shipped with a sticker with the default device EUI as below:
276 276  )))
277 277  
278 -[[image:1653297924498-393.png]]
280 +[[image:image-20230425173427-2.png||height="246" width="530"]]
279 279  
280 280  
281 281  Input these keys in the LoRaWAN Server portal. Below is TTN screen shot:
... ... @@ -300,7 +300,6 @@
300 300  [[image:1653298044601-602.png||height="405" width="709"]]
301 301  
302 302  
303 -
304 304  == 3.3 Uplink Payload ==
305 305  
306 306  
... ... @@ -307,31 +307,46 @@
307 307  There are five working modes + one interrupt mode on LT for different type application:
308 308  
309 309  * (% style="color:blue" %)**MOD1**(%%): (default setting): 2 x ACI + 2AVI + DI + DO + RO
311 +
310 310  * (% style="color:blue" %)**MOD2**(%%): Double DI Counting + DO + RO
313 +
311 311  * (% style="color:blue" %)**MOD3**(%%): Single DI Counting + 2 x ACI + DO + RO
315 +
312 312  * (% style="color:blue" %)**MOD4**(%%): Single DI Counting + 1 x Voltage Counting + DO + RO
317 +
313 313  * (% style="color:blue" %)**MOD5**(%%): Single DI Counting + 2 x AVI + 1 x ACI + DO + RO
319 +
314 314  * (% style="color:blue" %)**ADDMOD6**(%%): Trigger Mode, Optional, used together with MOD1 ~~ MOD5
315 315  
316 -
317 -
318 318  === 3.3.1 AT+MOD~=1, 2ACI+2AVI ===
319 319  
320 320  
321 321  (((
322 -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
323 323  )))
324 324  
325 -[[image:image-20220523174024-3.png]]
326 -
327 327  (((
328 -
329 -
330 330  (% 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
331 331  )))
332 332  
333 -[[image:image-20220523174254-4.png]]
334 -
335 335  * RO is for relay. ROx=1 : close，ROx=0 always open.
336 336  * DI is for digital input. DIx=1: high or float, DIx=0: low.
337 337  * DO is for reverse digital output. DOx=1: output low, DOx=0: high or float.
... ... @@ -371,8 +371,6 @@
371 371  ** DO1 is high in case there is load between DO1 and V+.
372 372  ** DO1 LED is off in both case
373 373  
374 -
375 -
376 376  === 3.3.2 AT+MOD~=2, (Double DI Counting) ===
377 377  
378 378  
... ... @@ -382,18 +382,24 @@
382 382  
383 383  (((
384 384  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
385 385  )))
386 386  
387 -[[image:image-20220523180452-3.png]]
388 -
389 -
390 390  (((
391 391  (% style="color:#4f81bd" %)**DIDORO**(%%) is a combination for RO1, RO2, DO3, DO2 and DO1. Totally 1bytes as below
392 -)))
393 393  
394 -[[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
395 395  
396 -* 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 +
397 397  * FIRST: Indicate this is the first packet after join network.
398 398  * DO is for reverse digital output. DOx=1: output low, DOx=0: high or float.
399 399  
... ... @@ -424,14 +424,11 @@
424 424  
425 425  
426 426  (% style="color:#4f81bd" %)**AT Commands for counting:**
427 -
428 -
429 429  )))
430 430  
431 431  (((
432 432  **For LT22222-L:**
433 433  
434 -
435 435  (% style="color:blue" %)**AT+TRIG1=0,100**(%%)**  (set DI1 port to trigger on low level, valid signal is 100ms) **
436 436  
437 437  (% style="color:blue" %)**AT+TRIG1=1,100**(%%)**  (set DI1 port to trigger on high level, valid signal is 100ms ) **
... ... @@ -446,22 +446,27 @@
446 446  )))
447 447  
448 448  
449 -
450 450  === 3.3.3 AT+MOD~=3, Single DI Counting + 2 x ACI ===
451 451  
452 452  
453 453  **LT22222-L**: This mode the DI1 is used as a counting pin.
454 454  
455 -[[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
456 456  
457 457  (((
458 -
459 -
460 460  (% 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
461 461  )))
462 462  
463 -[[image:image-20220523181301-6.png]]
464 -
465 465  * RO is for relay. ROx=1 : close，ROx=0 always open.
466 466  * FIRST: Indicate this is the first packet after join network.
467 467  * DO is for reverse digital output. DOx=1: output low, DOx=0: high or float.
... ... @@ -493,7 +493,6 @@
493 493  )))
494 494  
495 495  
496 -
497 497  === 3.3.4 AT+MOD~=4, Single DI Counting + 1 x Voltage Counting ===
498 498  
499 499  
... ... @@ -503,17 +503,22 @@
503 503  
504 504  (((
505 505  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
506 506  )))
507 507  
508 -[[image:image-20220523181903-8.png]]
509 -
510 -
511 511  (((
512 512  (% 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
513 513  )))
514 514  
515 -[[image:image-20220523181727-7.png]]
516 -
517 517  * RO is for relay. ROx=1 : close，ROx=0 always open.
518 518  * FIRST: Indicate this is the first packet after join network.
519 519  * DO is for reverse digital output. DOx=1: output low, DOx=0: high or float.
... ... @@ -547,11 +547,8 @@
547 547  )))
548 548  
549 549  (((
550 -
551 -
552 552  **Plus below command for AVI1 Counting:**
553 553  
554 -
555 555  (% style="color:blue" %)**AT+SETCNT=3,60**(%%)**  (set AVI Count to 60)**
556 556  
557 557  (% style="color:blue" %)**AT+VOLMAX=20000**(%%)**  (If AVI1 voltage higher than VOLMAX (20000mV =20v), counter increase 1)**
... ... @@ -562,18 +562,29 @@
562 562  )))
563 563  
564 564  
565 -
566 566  === 3.3.5 AT+MOD~=5, Single DI Counting + 2 x AVI + 1 x ACI ===
567 567  
568 568  
569 569  **LT22222-L**: This mode the DI1 is used as a counting pin.
570 570  
571 -[[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
572 572  
573 573  (((
574 -
575 -
576 576  (% 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
577 577  )))
578 578  
579 579  * RO is for relay. ROx=1 : close，ROx=0 always open.
... ... @@ -610,7 +610,6 @@
610 610  )))
611 611  
612 612  
613 -
614 614  === 3.3.6 AT+ADDMOD~=6. (Trigger Mode, Optional) ===
615 615  
616 616  
... ... @@ -665,7 +665,6 @@
665 665  AT+ DTRI =1,0   (Enable DI1 trigger / disable DI2 trigger)
666 666  
667 667  
668 -
669 669  (% style="color:#037691" %)**Downlink Command to set Trigger Condition:**
670 670  
671 671  Type Code: 0xAA. Downlink command same as AT Command **AT+AVLIM, AT+ACLIM**
... ... @@ -700,12 +700,39 @@
700 700  
701 701  MOD6 Payload : total 11 bytes payload
702 702  
703 -[[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 +)))
704 704  
705 -
706 706  (% style="color:#4f81bd" %)**TRI FLAG1**(%%) is a combination to show if trigger is set for this part. Totally 1byte as below
707 707  
708 -[[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 +)))
709 709  
710 710  * Each bits shows if the corresponding trigger has been configured.
711 711  
... ... @@ -714,10 +714,27 @@
714 714  10100000: Means the system has configure to use the trigger: AC1_LOW and AV2_LOW
715 715  
716 716  
717 -
718 718  (% style="color:#4f81bd" %)**TRI Status1**(%%) is a combination to show which condition is trigger. Totally 1byte as below
719 719  
720 -[[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 +)))
721 721  
722 722  * Each bits shows which status has been trigger on this uplink.
723 723  
... ... @@ -726,10 +726,11 @@
726 726  10000000: Means this packet is trigger by AC1_LOW. Means voltage too low.
727 727  
728 728  
729 -
730 730  (% style="color:#4f81bd" %)**TRI_DI FLAG+STA **(%%)is a combination to show which condition is trigger. Totally 1byte as below
731 731  
732 -[[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
733 733  
734 734  * Each bits shows which status has been trigger on this uplink.
735 735  
... ... @@ -740,7 +740,6 @@
740 740  00000101: Means both DI1 and DI2 trigger are enabled.
741 741  
742 742  
743 -
744 744  (% style="color:#4f81bd" %)**Enable/Disable MOD6 **(%%): 0x01: MOD6 is enable. 0x00: MOD6 is disable.
745 745  
746 746  Downlink command to poll MOD6 status:
... ... @@ -750,7 +750,6 @@
750 750  When device got this command, it will send the MOD6 payload.
751 751  
752 752  
753 -
754 754  === 3.3.7 Payload Decoder ===
755 755  
756 756  (((
... ... @@ -760,7 +760,6 @@
760 760  )))
761 761  
762 762  
763 -
764 764  == 3.4 ​Configure LT via AT or Downlink ==
765 765  
766 766  
... ... @@ -778,8 +778,6 @@
778 778  
779 779  * (% style="color:blue" %)**Sensor Related Commands**(%%): These commands are special designed for LT-22222-L.  User can see these commands below:
780 780  
781 -
782 -
783 783  === 3.4.1 Common Commands ===
784 784  
785 785  
... ... @@ -788,10 +788,8 @@
788 788  )))
789 789  
790 790  
791 -
792 792  === 3.4.2 Sensor related commands ===
793 793  
794 -
795 795  ==== 3.4.2.1 Set Transmit Interval ====
796 796  
797 797  
... ... @@ -816,14 +816,10 @@
816 816  
817 817  Set work mode.
818 818  
819 -* (% style="color:#037691" %)**AT Command:**
889 +* (% style="color:#037691" %)**AT Command:**(%%) (% style="color:blue" %)**AT+MOD=N  **
820 820  
821 -(% style="color:blue" %)**AT+MOD=N  **
822 -
823 -
824 824  **Example**: AT+MOD=2. Set work mode to Double DI counting mode
825 825  
826 -
827 827  * (% style="color:#037691" %)**Downlink Payload (prefix 0x0A):**
828 828  
829 829  (% style="color:blue" %)**0x0A aa  **(%%)** ** ~/~/ Same as AT+MOD=aa
... ... @@ -833,16 +833,12 @@
833 833  ==== 3.4.2.3 Poll an uplink ====
834 834  
835 835  
836 -* (% style="color:#037691" %)**AT Command:**
902 +* (% style="color:#037691" %)**AT Command:**(%%) There is no AT Command to poll uplink
837 837  
838 -There is no AT Command to poll uplink
839 -
840 -
841 841  * (% style="color:#037691" %)**Downlink Payload (prefix 0x08):**
842 842  
843 843  (% style="color:blue" %)**0x08 FF  **(%%)** **~/~/ Poll an uplink
844 844  
845 -
846 846  **Example**: 0x08FF, ask device to send an Uplink
847 847  
848 848  
... ... @@ -852,10 +852,8 @@
852 852  
853 853  Use of trigger mode, please check [[ADDMOD6>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
854 854  
855 -* (% style="color:#037691" %)**AT Command:**
917 +* (% style="color:#037691" %)**AT Command:**(%%) (% style="color:blue" %)**AT+ADDMOD6=1 or 0**
856 856  
857 -(% style="color:blue" %)**AT+ADDMOD6=1 or 0**
858 -
859 859  (% style="color:red" %)**1:** (%%)Enable Trigger Mode
860 860  
861 861  (% style="color:red" %)**0: **(%%)Disable Trigger Mode
... ... @@ -867,17 +867,15 @@
867 867  
868 868  
869 869  
870 -
871 871  ==== 3.4.2.5 Poll trigger settings ====
872 872  
873 873  
874 -Poll trigger settings,
933 +Poll trigger settings
875 875  
876 876  * (% style="color:#037691" %)**AT Command:**
877 877  
878 878  There is no AT Command for this feature.
879 879  
880 -
881 881  * (% style="color:#037691" %)**Downlink Payload (prefix 0x AB 06):**
882 882  
883 883  (% style="color:blue" %)**0xAB 06  ** (%%) ~/~/ Poll trigger settings, device will uplink trigger settings once receive this command
... ... @@ -889,15 +889,11 @@
889 889  
890 890  Enable Disable DI1/DI2/DI2 as trigger,
891 891  
892 -* (% style="color:#037691" %)**AT Command:**
950 +* (% style="color:#037691" %)**AT Command:**(%%) (% style="color:blue" %)**Format: AT+DTRI=<DI1_TIRGGER_FlAG>,< DI2_TIRGGER_FlAG >**
893 893  
894 -(% style="color:blue" %)**Format: AT+DTRI=<DI1_TIRGGER_FlAG>,< DI2_TIRGGER_FlAG >**
952 +**Example:** AT+ DTRI =1,0   (Enable DI1 trigger / disable DI2 trigger)
895 895  
896 896  
897 -**Example:**
898 -
899 -AT+ DTRI =1,0   (Enable DI1 trigger / disable DI2 trigger)
900 -
901 901  * (% style="color:#037691" %)**Downlink Payload (prefix 0xAA 02):**
902 902  
903 903  (% style="color:blue" %)**0xAA 02 aa bb   ** (%%) ~/~/ Same as AT+DTRI=aa,bb
... ... @@ -909,20 +909,15 @@
909 909  
910 910  Set DI1 or DI3(for LT-33222-L) trigger.
911 911  
912 -* (% style="color:#037691" %)**AT Command:**
966 +* (% style="color:#037691" %)**AT Command:**(%%) (% style="color:blue" %)**AT+TRIG1=a,b**
913 913  
914 -(% style="color:blue" %)**AT+TRIG1=a,b**
915 -
916 916  (% style="color:red" %)**a :** (%%)Interrupt mode. 0: falling edge; 1: rising edge, 2: falling and raising edge(for MOD=1).
917 917  
918 918  (% style="color:red" %)**b :** (%%)delay timing.
919 919  
972 +**Example:** AT+TRIG1=1,100(set DI1 port to trigger on high level, valid signal is 100ms )
920 920  
921 -**Example:**
922 922  
923 -AT+TRIG1=1,100(set DI1 port to trigger on high level, valid signal is 100ms )
924 -
925 -
926 926  * (% style="color:#037691" %)**Downlink Payload (prefix 0x09 01 ):**
927 927  
928 928  (% style="color:blue" %)**0x09 01 aa bb cc    ** (%%) ~/~/ same as AT+TRIG1=aa,0x(bb cc)
... ... @@ -934,23 +934,18 @@
934 934  
935 935  Set DI2 trigger.
936 936  
937 -* (% style="color:#037691" %)**AT Command:**
986 +* (% style="color:#037691" %)**AT Command:**(%%) (% style="color:blue" %)**AT+TRIG2=a,b**
938 938  
939 -(% style="color:blue" %)**AT+TRIG2=a,b**
940 -
941 941  (% style="color:red" %)**a :** (%%)Interrupt mode. 0: falling edge; 1: rising edge, 2: falling and raising edge(for MOD=1).
942 942  
943 943  (% style="color:red" %)**b :** (%%)delay timing.
944 944  
992 +**Example:** AT+TRIG2=0,100(set DI1 port to trigger on low level, valid signal is 100ms )
945 945  
946 -**Example:**
947 947  
948 -AT+TRIG2=0,100(set DI1 port to trigger on low level, valid signal is 100ms )
949 -
950 -
951 951  * (% style="color:#037691" %)**Downlink Payload (prefix 0x09 02 ):**
952 952  
953 -(% 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)
954 954  
955 955  
956 956  
... ... @@ -959,11 +959,8 @@
959 959  
960 960  Set current trigger , base on AC port. See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
961 961  
962 -* (% style="color:#037691" %)**AT Command**
1006 +* (% style="color:#037691" %)**AT Command:**(%%) (% style="color:blue" %)**AT+ACLIM**
963 963  
964 -(% style="color:blue" %)**AT+ACLIM**
965 -
966 -
967 967  * (% style="color:#037691" %)**Downlink Payload (prefix 0xAA 01 )**
968 968  
969 969  (% 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"]]
... ... @@ -975,11 +975,8 @@
975 975  
976 976  Set current trigger , base on AV port. See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
977 977  
978 -* (% style="color:#037691" %)**AT Command**
1019 +* (% style="color:#037691" %)**AT Command**(%%): (% style="color:blue" %)**AT+AVLIM    **(%%)** See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]**
979 979  
980 -(% style="color:blue" %)**AT+AVLIM    **(%%)** See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]**
981 -
982 -
983 983  * (% style="color:#037691" %)**Downlink Payload (prefix 0xAA 00 )**
984 984  
985 985  (% 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"]]
... ... @@ -991,18 +991,13 @@
991 991  
992 992  Set AV and AC trigger minimum interval, system won't response to the second trigger within this set time after the first trigger.
993 993  
994 -* (% 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.
995 995  
996 -(% style="color:blue" %)**AT+ATDC=5        ** (%%)Device won't response the second trigger within 5 minute after the first trigger.
997 -
998 -
999 999  * (% style="color:#037691" %)**Downlink Payload (prefix 0xAC )**
1000 1000  
1001 1001  (% style="color:blue" %)**0x AC aa bb   **(%%) ~/~/ same as AT+ATDC=0x(aa bb)   . Unit (min)
1002 1002  
1003 1003  (((
1004 -
1005 -
1006 1006  (% style="color:red" %)**Note: ATDC setting must be more than 5min**
1007 1007  )))
1008 1008  
... ... @@ -1017,8 +1017,9 @@
1017 1017  
1018 1018  
1019 1019  * (% style="color:#037691" %)**Downlink Payload (prefix 0x02)**
1020 -* (% style="color:blue" %)**0x02 aa bb cc     ** (%%)~/~/ Set DO1/DO2/DO3 output
1021 1021  
1054 +(% style="color:blue" %)**0x02 aa bb cc     ** (%%)~/~/ Set DO1/DO2/DO3 output
1055 +
1022 1022  (((
1023 1023  If payload = 0x02010001, while there is load between V+ and DOx, it means set DO1 to low, DO2 to high and DO3 to low.
1024 1024  )))
... ... @@ -1025,10 +1025,14 @@
1025 1025  
1026 1026  (((
1027 1027  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
1028 1028  )))
1029 1029  
1030 -[[image:image-20220524092754-5.png]]
1031 -
1032 1032  (((
1033 1033  (% style="color:red" %)**Note: For LT-22222-L, there is no DO3, the last byte can use any value.**
1034 1034  )))
... ... @@ -1065,23 +1065,37 @@
1065 1065  
1066 1066  (% style="color:#4f81bd" %)**Third Byte**(%%): Control Method and Ports status:
1067 1067  
1068 -[[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
1069 1069  
1070 -
1071 1071  (% style="color:#4f81bd" %)**Fourth Byte**(%%): Control Method and Ports status:
1072 1072  
1073 -[[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
1074 1074  
1075 -
1076 1076  (% style="color:#4f81bd" %)**Fifth Byte**(%%): Control Method and Ports status:
1077 1077  
1078 -[[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
1079 1079  
1128 +(% style="color:#4f81bd" %)**Sixth and Seventh and Eighth and Ninth Byte**:(%%) Latching time. Unit: ms
1080 1080  
1081 -(% style="color:#4f81bd" %)**Sixth and Seventh and Eighth and Ninth Byte**:
1082 1082  
1083 - Latching time. Unit: ms
1131 +(% style="color:red" %)**Note: **
1084 1084  
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 +
1085 1085  (% style="color:red" %)**Device will upload a packet if downlink code executes successfully.**
1086 1086  
1087 1087  
... ... @@ -1105,7 +1105,7 @@
1105 1105  
1106 1106  
1107 1107  
1108 -==== 3.4.2.14 Relay ~-~- Control Relay Output RO1/RO2 ====
1160 +==== 3.4.2. 14 Relay ~-~- Control Relay Output RO1/RO2 ====
1109 1109  
1110 1110  
1111 1111  * (% style="color:#037691" %)**AT Command:**
... ... @@ -1124,10 +1124,17 @@
1124 1124  
1125 1125  (((
1126 1126  01: Close ,  00: Open , 11: No action
1127 -)))
1128 1128  
1129 -(((
1130 -[[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
1131 1131  )))
1132 1132  
1133 1133  (% style="color:red" %)**Device will upload a packet if downlink code executes successfully.**
... ... @@ -1134,7 +1134,6 @@
1134 1134  
1135 1135  
1136 1136  
1137 -
1138 1138  ==== 3.4.2.15 Relay ~-~- Control Relay Output RO1/RO2 with time control ====
1139 1139  
1140 1140  
... ... @@ -1166,12 +1166,20 @@
1166 1166  
1167 1167  (% style="color:#4f81bd" %)**Fourth/Fifth/Sixth/Seventh Bytes(cc)**(%%): Latching time. Unit: ms
1168 1168  
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 +
1169 1169  (% style="color:red" %)**Device will upload a packet if downlink code executes successfully.**
1170 1170  
1171 1171  
1172 1172  **Example payload:**
1173 1173  
1174 -**~1. 05 01 11 07 D**
1240 +**~1. 05 01 11 07 D0**
1175 1175  
1176 1176  Relay1 and Relay 2 will be set to NC , last 2 seconds, then change back to original state.
1177 1177  
... ... @@ -1194,11 +1194,8 @@
1194 1194  
1195 1195  When voltage exceed the threshold, count. Feature see [[MOD4>>||anchor="H3.3.4AT2BMOD3D42CSingleDICounting2B1xVoltageCounting"]]
1196 1196  
1197 -* (% style="color:#037691" %)**AT Command:**
1263 +* (% style="color:#037691" %)**AT Command:**(%%) (% style="color:blue" %)**AT+VOLMAX   ** (%%)~/~/ See [[MOD4>>||anchor="H3.3.4AT2BMOD3D42CSingleDICounting2B1xVoltageCounting"]]
1198 1198  
1199 -(% style="color:blue" %)**AT+VOLMAX   ** (%%)~/~/ See [[MOD4>>||anchor="H3.3.4AT2BMOD3D42CSingleDICounting2B1xVoltageCounting"]]
1200 -
1201 -
1202 1202  * (% style="color:#037691" %)**Downlink Payload (prefix 0xA5):**
1203 1203  
1204 1204  (% style="color:blue" %)**0xA5 aa bb cc   ** (%%)~/~/ Same as AT+VOLMAX=(aa bb),cc
... ... @@ -1208,10 +1208,8 @@
1208 1208  ==== 3.4.2.17 Counting ~-~- Pre-configure the Count Number ====
1209 1209  
1210 1210  
1211 -* (% style="color:#037691" %)**AT Command:**
1274 +* (% style="color:#037691" %)**AT Command:**(%%) (% style="color:blue" %)**AT+SETCNT=aa,(bb cc dd ee) **
1212 1212  
1213 -(% style="color:blue" %)**AT+SETCNT=aa,(bb cc dd ee) **
1214 -
1215 1215  (% style="color:red" %)**aa:**(%%) 1: Set count1; 2: Set count2; 3: Set AV1 count
1216 1216  
1217 1217  (% style="color:red" %)**bb cc dd ee: **(%%)number to be set
... ... @@ -1228,11 +1228,8 @@
1228 1228  
1229 1229  Clear counting for counting mode
1230 1230  
1231 -* (% style="color:#037691" %)**AT Command:**
1292 +* (% style="color:#037691" %)**AT Command:**(%%) (% style="color:blue" %)**AT+CLRCOUNT         **(%%) ~/~/ clear all counting
1232 1232  
1233 -(% style="color:blue" %)**AT+CLRCOUNT **(%%) ~/~/ clear all counting
1234 -
1235 -
1236 1236  * (% style="color:#037691" %)**Downlink Payload (prefix 0xA6):**
1237 1237  
1238 1238  (% style="color:blue" %)**0x A6 01    ** (%%)~/~/ clear all counting
... ... @@ -1257,14 +1257,14 @@
1257 1257  
1258 1258  
1259 1259  
1260 -==== 3.4.2.20 Reset save DR DO state ====
1318 +==== 3.4.2.20 Reset save RO DO state ====
1261 1261  
1262 1262  
1263 1263  * (% style="color:#037691" %)**AT Command:**
1264 1264  
1265 -(% style="color:blue" %)**AT+RODORET=1    **(%%)~/~/ RODO will close when the device joining the network. (default)
1323 +(% style="color:blue" %)**AT+RODORESET=1    **(%%)~/~/ RODO will close when the device joining the network. (default)
1266 1266  
1267 -(% style="color:blue" %)**AT+RODORET=0    **(%%)~/~/ After the device is reset, the previously saved RODO state (only MOD2 to MOD5) is read, and its state is not changed when it is reconnected to the network.
1325 +(% style="color:blue" %)**AT+RODORESET=0    **(%%)~/~/ After the device is reset, the previously saved RODO state (only MOD2 to MOD5) is read, and its state is not changed when it is reconnected to the network.
1268 1268  
1269 1269  
1270 1270  * (% style="color:#037691" %)**Downlink Payload (prefix 0xAD):**
... ... @@ -1306,7 +1306,6 @@
1306 1306  
1307 1307  
1308 1308  
1309 -
1310 1310  ==== 3.4.2.24 When the limit bytes are exceeded, upload in batches ====
1311 1311  
1312 1312  
... ... @@ -1323,7 +1323,6 @@
1323 1323  
1324 1324  
1325 1325  
1326 -
1327 1327  ==== 3.4.2.25 Copy downlink to uplink ====
1328 1328  
1329 1329  
... ... @@ -1362,7 +1362,6 @@
1362 1362  [[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"]]
1363 1363  
1364 1364  
1365 -
1366 1366  == 3.5 Integrate with Mydevice ==
1367 1367  
1368 1368  
... ... @@ -1387,7 +1387,7 @@
1387 1387  
1388 1388  (% style="color:blue" %)**Step 3**(%%): Create an account or log in Mydevices.
1389 1389  
1390 -(% 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" %)
1391 1391  
1392 1392  Search under The things network
1393 1393  
... ... @@ -1412,10 +1412,8 @@
1412 1412  [[image:image-20220524094909-5.png||height="341" width="734"]]
1413 1413  
1414 1414  
1415 -
1416 1416  == 3.6 Interface Detail ==
1417 1417  
1418 -
1419 1419  === 3.6.1 Digital Input Port: DI1/DI2 /DI3 ( For LT-33222-L, low active ) ===
1420 1420  
1421 1421  
... ... @@ -1424,12 +1424,11 @@
1424 1424  [[image:1653356991268-289.png]]
1425 1425  
1426 1426  
1427 -
1428 1428  === 3.6.2 Digital Input Port: DI1/DI2 ( For LT-22222-L) ===
1429 1429  
1430 1430  
1431 1431  (((
1432 -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.
1433 1433  )))
1434 1434  
1435 1435  (((
... ... @@ -1481,8 +1481,6 @@
1481 1481  
1482 1482  (((
1483 1483  
1484 -
1485 -
1486 1486  )))
1487 1487  
1488 1488  (((
... ... @@ -1514,8 +1514,6 @@
1514 1514  
1515 1515  (((
1516 1516  
1517 -
1518 -
1519 1519  )))
1520 1520  
1521 1521  (((
... ... @@ -1546,18 +1546,26 @@
1546 1546  )))
1547 1547  
1548 1548  
1597 +(% style="color:blue" %)**Example4**(%%): Connect to Dry Contact sensor
1549 1549  
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 +
1550 1550  === 3.6.3 Digital Output Port: DO1/DO2 /DO3 ===
1551 1551  
1552 1552  
1553 -**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.
1554 1554  
1555 -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.**
1556 1556  
1557 1557  [[image:1653357531600-905.png]]
1558 1558  
1559 1559  
1560 -
1561 1561  === 3.6.4 Analog Input Interface ===
1562 1562  
1563 1563  
... ... @@ -1575,13 +1575,12 @@
1575 1575  
1576 1576  (% style="color:blue" %)**Specifications of the wind speed sensor:**
1577 1577  
1578 -**Red:  12~~24v**
1634 +(% style="color:red" %)**Red:  12~~24v**
1579 1579  
1580 -**Yellow:  4~~20mA**
1636 +(% style="color:#ffc000" %)**Yellow:  4~~20mA**
1581 1581  
1582 1582  **Black:  GND**
1583 1583  
1584 -
1585 1585  **Connection diagram:**
1586 1586  
1587 1587  [[image:1653357640609-758.png]]
... ... @@ -1589,7 +1589,22 @@
1589 1589  [[image:1653357648330-671.png||height="155" width="733"]]
1590 1590  
1591 1591  
1647 +Example connected to a regulated power supply to measure voltage
1592 1592  
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 +
1593 1593  === 3.6.5 Relay Output ===
1594 1594  
1595 1595  
... ... @@ -1605,17 +1605,46 @@
1605 1605  [[image:image-20220524100215-10.png||height="382" width="723"]]
1606 1606  
1607 1607  
1608 -
1609 1609  == 3.7 LEDs Indicators ==
1610 1610  
1611 1611  
1612 -[[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 +)))
1613 1613  
1692 +(((
1693 +Successful join network: TX ON for 5 seconds.
1694 +)))
1614 1614  
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**|
1615 1615  
1616 1616  = 4. Use AT Command =
1617 1617  
1618 -
1619 1619  == 4.1 Access AT Command ==
1620 1620  
1621 1621  
... ... @@ -1826,10 +1826,8 @@
1826 1826  )))
1827 1827  
1828 1828  
1829 -
1830 1830  == 4.2 Common AT Command Sequence ==
1831 1831  
1832 -
1833 1833  === 4.2.1 Multi-channel ABP mode (Use with SX1301/LG308) ===
1834 1834  
1835 1835  (((
... ... @@ -1874,7 +1874,6 @@
1874 1874  )))
1875 1875  
1876 1876  
1877 -
1878 1878  === 4.2.2 Single-channel ABP mode (Use with LG01/LG02) ===
1879 1879  
1880 1880  (((
... ... @@ -1947,7 +1947,7 @@
1947 1947  **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?
1948 1948  dir=LoRa_Gateway/&file=LoRaWAN%201.0.3%20Regional%20Parameters.xlsx]] to see what DR means.**
1949 1949  
1950 -**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.**
1951 1951  
1952 1952  
1953 1953  )))
... ... @@ -1960,7 +1960,6 @@
1960 1960  
1961 1961  )))
1962 1962  
1963 -
1964 1964  === 4.2.3 Change to Class A ===
1965 1965  
1966 1966  
... ... @@ -1972,13 +1972,19 @@
1972 1972  )))
1973 1973  
1974 1974  
2070 += 5. Case Study =
1975 1975  
1976 -= 5. FAQ =
2072 +== 5.1 Counting how many objects pass in Flow Line ==
1977 1977  
1978 1978  
1979 -== 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]]?
1980 1980  
1981 1981  
2078 += 6. FAQ =
2079 +
2080 +== 6.1 How to upgrade the image? ==
2081 +
2082 +
1982 1982  The LT LoRaWAN Controller is shipped with a 3.5mm cable, the cable is used to upload image to LT to:
1983 1983  
1984 1984  * Support new features
... ... @@ -1992,7 +1992,7 @@
1992 1992  
1993 1993  (((
1994 1994  (% 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]].
1995 -(% 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]].
1996 1996  (% style="color:blue" %)**Step3**(%%)**:** Open flashloader; choose the correct COM port to update.
1997 1997  
1998 1998  
... ... @@ -2006,8 +2006,10 @@
2006 2006  
2007 2007   [[image:image-20220524103407-12.png]]
2008 2008  
2110 +
2009 2009  [[image:image-20220524103429-13.png]]
2010 2010  
2113 +
2011 2011  [[image:image-20220524104033-15.png]]
2012 2012  
2013 2013  
... ... @@ -2019,10 +2019,8 @@
2019 2019  
2020 2020  (((
2021 2021  (((
2022 -
2125 +== 6.2 How to change the LoRa Frequency Bands/Region? ==
2023 2023  
2024 -== 5.2 How to change the LoRa Frequency Bands/Region? ==
2025 -
2026 2026  
2027 2027  )))
2028 2028  )))
... ... @@ -2034,9 +2034,8 @@
2034 2034  (((
2035 2035  
2036 2036  
2138 +== 6.3 How to set up LT to work with Single Channel Gateway such as LG01/LG02? ==
2037 2037  
2038 -== 5.3 How to set up LT to work with Single Channel Gateway such as LG01/LG02? ==
2039 -
2040 2040  
2041 2041  )))
2042 2042  
... ... @@ -2098,26 +2098,29 @@
2098 2098  [[image:1653360498588-932.png||height="485" width="726"]]
2099 2099  
2100 2100  
2201 +== 6.4 How to change the uplink interval？ ==
2101 2101  
2102 -== 5.4 Can I see counting event in Serial? ==
2103 2103  
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/]]
2104 2104  
2105 -(((
2106 -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.
2107 2107  
2207 +== 6.5 Can I see counting event in Serial? ==
2108 2108  
2109 2109  
2110 -== 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.
2111 2111  
2112 2112  
2113 -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? ==
2114 2114  
2115 2115  
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 +
2116 2116  
2117 2117  )))
2118 2118  
2119 2119  (((
2120 -== 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? ==
2121 2121  
2122 2122  
2123 2123  If the device is not shut down, but directly powered off.
... ... @@ -2129,10 +2129,9 @@
2129 2129  After restart, the status before power failure will be read from flash.
2130 2130  
2131 2131  
2235 +== 6.8 Can i set up LT-22222-L as a NC(Normal Close) Relay? ==
2132 2132  
2133 -== 5.7 Can i set up LT-22222-L as a NC(Normal Close) Relay? ==
2134 2134  
2135 -
2136 2136  LT-22222-L built-in relay is NO (Normal Open). User can use an external relay to achieve Normal Close purpose. Diagram as below:
2137 2137  
2138 2138  
... ... @@ -2139,21 +2139,18 @@
2139 2139  [[image:image-20221006170630-1.png||height="610" width="945"]]
2140 2140  
2141 2141  
2142 -== 5.8 Can LT22222-L save RO state? ==
2244 +== 6.9 Can LT22222-L save RO state? ==
2143 2143  
2144 2144  
2145 2145  Firmware version needs to be no less than 1.6.0.
2146 2146  
2147 2147  
2148 -
2149 -= 6. Trouble Shooting =
2150 -
2151 -
2250 += 7. Trouble Shooting =
2152 2152  )))
2153 2153  
2154 2154  (((
2155 2155  (((
2156 -== 6.1 Downlink doesn't work, how to solve it? ==
2255 +== 7.1 Downlink doesn't work, how to solve it? ==
2157 2157  
2158 2158  
2159 2159  )))
... ... @@ -2166,9 +2166,8 @@
2166 2166  (((
2167 2167  
2168 2168  
2268 +== 7.2 Have trouble to upload image. ==
2169 2169  
2170 -== 6.2 Have trouble to upload image. ==
2171 -
2172 2172  
2173 2173  )))
2174 2174  
... ... @@ -2179,9 +2179,8 @@
2179 2179  (((
2180 2180  
2181 2181  
2280 +== 7.3 Why I can't join TTN in US915 /AU915 bands? ==
2182 2182  
2183 -== 6.3 Why I can't join TTN in US915 /AU915 bands? ==
2184 -
2185 2185  
2186 2186  )))
2187 2187  
... ... @@ -2190,10 +2190,9 @@
2190 2190  )))
2191 2191  
2192 2192  
2290 += 8. Order Info =
2193 2193  
2194 -= 7. Order Info =
2195 2195  
2196 -
2197 2197  (% style="color:#4f81bd" %)**LT-22222-L-XXX:**
2198 2198  
2199 2199  (% style="color:#4f81bd" %)**XXX:**
... ... @@ -2208,11 +2208,9 @@
2208 2208  * (% style="color:red" %)**IN865**(%%):  LT with frequency bands IN865
2209 2209  * (% style="color:red" %)**CN779**(%%):  LT with frequency bands CN779
2210 2210  
2307 += 9. Packing Info =
2211 2211  
2212 2212  
2213 -= 8. Packing Info =
2214 -
2215 -
2216 2216  **Package Includes**:
2217 2217  
2218 2218  * LT-22222-L I/O Controller x 1
... ... @@ -2227,24 +2227,24 @@
2227 2227  * Package Size / pcs : 14.5 x 8 x 5 cm
2228 2228  * Weight / pcs : 170g
2229 2229  
2324 += 10. Support =
2230 2230  
2231 2231  
2232 -= 9. Support =
2233 -
2234 -
2235 2235  * (((
2236 2236  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.
2237 2237  )))
2238 2238  * (((
2239 -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]]
2240 2240  
2241 2241  
2242 2242  
2243 2243  )))
2244 2244  
2245 -= 10. Reference​​​​​ =
2337 += 11. Reference​​​​​ =
2246 2246  
2247 2247  
2248 2248  * 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]]
2249 2249  * [[Datasheet, Document Base>>https://www.dropbox.com/sh/gxxmgks42tqfr3a/AACEdsj_mqzeoTOXARRlwYZ2a?dl=0]]
2250 2250  * [[Hardware Source>>url:https://github.com/dragino/Lora/tree/master/LT/LT-33222-L/v1.0]]
2343 +
2344 +
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