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Last modified by Mengting Qiu on 2025/06/04 18:42
From version 101.2
edited by Xiaoling
on 2022/10/13 16:38
Change comment: There is no comment for this version
To version 82.6
edited by Xiaoling
on 2022/06/20 11:17
Change comment: There is no comment for this version

Summary

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Content
... ... @@ -1,6 +1,7 @@
1 1  (% style="text-align:center" %)
2 2  [[image:image-20220523163353-1.jpeg||height="604" width="500"]]
3 3  
4 +**LT-22222-L LoRa IO Controller User Manual **
4 4  
5 5  
6 6  **Table of Contents:**
... ... @@ -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  (((
... ... @@ -37,13 +37,11 @@
37 37  )))
38 38  
39 39  (((
40 -1) If user's area has LoRaWAN service coverage, they can just install the I/O controller and configure it to connect the LoRaWAN provider via wireless.
40 +1) If user’s area has LoRaWAN service coverage, they can just install the I/O controller and configure it to connect the LoRaWAN provider via wireless.
41 41  )))
42 42  
43 43  (((
44 44  2) User can set up a LoRaWAN gateway locally and configure the controller to connect to the gateway via wireless.
45 -
46 -
47 47  )))
48 48  
49 49  (((
... ... @@ -58,7 +58,7 @@
58 58  (((
59 59  
60 60  
61 -(% style="color:#037691" %)**Hardware System:**
59 +**Hardware System:**
62 62  )))
63 63  
64 64  * (((
... ... @@ -83,7 +83,7 @@
83 83  (((
84 84  
85 85  
86 -(% style="color:#037691" %)**Interface for Model: LT22222-L:**
84 +**Interface for Model: LT22222-L:**
87 87  )))
88 88  
89 89  * (((
... ... @@ -108,7 +108,7 @@
108 108  (((
109 109  
110 110  
111 -(% style="color:#037691" %)**LoRa Spec:**
109 +**LoRa Spec:**
112 112  )))
113 113  
114 114  * (((
... ... @@ -175,10 +175,9 @@
175 175  
176 176  == 1.3 Features ==
177 177  
178 -
179 179  * LoRaWAN Class A & Class C protocol
180 180  * Optional Customized LoRa Protocol
181 -* Frequency Bands: CN470/EU433/KR920/US915/EU868/AS923/AU915/RU864/IN865/MA869
178 +* Frequency Bands: CN470/EU433/KR920/US915/EU868/AS923/AU915/RU864/IN865
182 182  * AT Commands to change parameters
183 183  * Remote configure parameters via LoRa Downlink
184 184  * Firmware upgradable via program port
... ... @@ -186,9 +186,9 @@
186 186  
187 187  
188 188  
186 +
189 189  == 1.4  Applications ==
190 190  
191 -
192 192  * Smart Buildings & Home Automation
193 193  * Logistics and Supply Chain Management
194 194  * Smart Metering
... ... @@ -198,9 +198,9 @@
198 198  
199 199  
200 200  
198 +
201 201  == 1.5 Hardware Variants ==
202 202  
203 -
204 204  (% border="1" style="background-color:#f7faff; width:500px" %)
205 205  |(% style="width:103px" %)**Model**|(% style="width:131px" %)**Photo**|(% style="width:334px" %)**Description**
206 206  |(% style="width:103px" %)**LT22222-L**|(% style="width:131px" %)[[image:1653296302983-697.png]]|(% style="width:334px" %)(((
... ... @@ -213,16 +213,12 @@
213 213  )))
214 214  
215 215  
216 -
217 217  = 2. Power ON Device =
218 218  
219 -
220 220  The LT controller can be powered by 7 ~~ 24V DC power source. Connect VIN to Power Input V+ and GND to power input V- to power the LT controller.
221 221  
222 222  (((
223 223  PWR will on when device is properly powered.
224 -
225 -
226 226  )))
227 227  
228 228  [[image:1653297104069-180.png]]
... ... @@ -231,27 +231,21 @@
231 231  
232 232  = 3. Operation Mode =
233 233  
234 -
235 235  == 3.1 How it works? ==
236 236  
237 -
238 238  (((
239 -The LT is configured as LoRaWAN OTAA Class C mode by default. It has OTAA keys to join network. To connect a local LoRaWAN network, user just need to input the OTAA keys in the network server and power on the LT. It will auto join the network via OTAA. For LT-22222-L, the LED will show the Join status: After power on (% style="color:green" %)**TX LED**(%%) will fast blink 5 times, LT-22222-L will enter working mode and start to JOIN LoRaWAN network. (% style="color:green" %)**TX LED**(%%) will be on for 5 seconds after joined in network. When there is message from server, the RX LED will be on for 1 second. 
230 +The LT is configured as LoRaWAN OTAA Class C mode by default. It has OTAA keys to join network. To connect a local LoRaWAN network, user just need to input the OTAA keys in the network server and power on the LT. It will auto join the network via OTAA. For LT-22222-L, the LED will show the Join status: After power on **TX LED** will fast blink 5 times, LT-22222-L will enter working mode and start to JOIN LoRaWAN network. **TX LED** will be on for 5 seconds after joined in network. When there is message from server, the **RX LED** will be on for 1 second. 
240 240  )))
241 241  
242 242  (((
243 -In case user can't set the OTAA keys in the network server and has to use the existing keys from server. User can [[use AT Command>>||anchor="H4.UseATCommand"]] to set the keys in the devices.
234 +In case user can’t set the OTAA keys in the network server and has to use the existing keys from server. User can [[use AT Command>>||anchor="H4.UseATCommand"]] to set the keys in the devices.
244 244  )))
245 245  
246 246  
247 -
248 248  == 3.2 Example to join LoRaWAN network ==
249 249  
250 -
251 251  (((
252 252  This chapter shows an example for how to join the TTN LoRaWAN Network. Below is the network structure, we use our LG308 as LoRaWAN gateway here. 
253 -
254 -
255 255  )))
256 256  
257 257  [[image:image-20220523172350-1.png||height="266" width="864"]]
... ... @@ -259,8 +259,6 @@
259 259  
260 260  (((
261 261  The LG308 is already set to connect to [[TTN network >>url:https://www.thethingsnetwork.org/]]. So what we need to do now is only configure register this device to TTN:
262 -
263 -
264 264  )))
265 265  
266 266  (((
... ... @@ -286,7 +286,6 @@
286 286  [[image:1653298023685-319.png]]
287 287  
288 288  
289 -
290 290  (((
291 291  (% style="color:blue" %)**Step 2**(%%): Power on LT and it will auto join to the TTN network. After join success, it will start to upload message to TTN and user can see in the panel.
292 292  )))
... ... @@ -297,21 +297,17 @@
297 297  
298 298  == 3.3 Uplink Payload ==
299 299  
300 -
301 301  There are five working modes + one interrupt mode on LT for different type application:
302 302  
303 -* (% style="color:blue" %)**MOD1**(%%): (default setting): 2 x ACI + 2AVI + DI + DO + RO
304 -* (% style="color:blue" %)**MOD2**(%%): Double DI Counting + DO + RO
305 -* (% style="color:blue" %)**MOD3**(%%): Single DI Counting + 2 x ACI + DO + RO
306 -* (% style="color:blue" %)**MOD4**(%%): Single DI Counting + 1 x Voltage Counting + DO + RO
307 -* (% style="color:blue" %)**MOD5**(%%): Single DI Counting + 2 x AVI + 1 x ACI + DO + RO
308 -* (% style="color:blue" %)**ADDMOD6**(%%): Trigger Mode, Optional, used together with MOD1 ~~ MOD5
286 +* **MOD1**: (default setting): 2 x ACI + 2AVI + DI + DO + RO
287 +* **MOD2**: Double DI Counting + DO + RO
288 +* **MOD3**: Single DI Counting + 2 x ACI + DO + RO
289 +* **MOD4**: Single DI Counting + 1 x Voltage Counting + DO + RO
290 +* **MOD5**: Single DI Counting + 2 x AVI + 1 x ACI + DO + RO
291 +* **ADDMOD6**: Trigger Mode, Optional, used together with MOD1 ~~ MOD5
309 309  
310 -
311 -
312 312  === 3.3.1 AT+MOD~=1, 2ACI+2AVI ===
313 313  
314 -
315 315  The uplink payload includes totally 9 bytes. Uplink packets use FPORT=2 and every 10 minutes send one uplink by default.
316 316  
317 317  [[image:image-20220523174024-3.png]]
... ... @@ -328,7 +328,7 @@
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.
330 330  
331 -(% style="color:red" %)**Note: DI3 and DO3 bit are not valid for LT-22222-L**
311 +(% style="color:red" %)Note: DI3 and DO3 bit are not valid for LT-22222-L
332 332  
333 333  For example if payload is: [[image:image-20220523175847-2.png]]
334 334  
... ... @@ -348,8 +348,6 @@
348 348  * [1] RO1 relay channel is close and the RO1 LED is ON.
349 349  * [0] RO2 relay channel is open and RO2 LED is OFF;
350 350  
351 -
352 -
353 353  **LT22222-L:**
354 354  
355 355  * [1] DI2 channel is high input and DI2 LED is ON;
... ... @@ -365,7 +365,6 @@
365 365  ** DO1 is high in case there is load between DO1 and V+.
366 366  ** DO1 LED is off in both case
367 367  
368 -
369 369  === 3.3.2 AT+MOD~=2, (Double DI Counting) ===
370 370  
371 371  
... ... @@ -389,7 +389,7 @@
389 389  * DO is for reverse digital output. DOx=1: output low, DOx=0: high or float.
390 390  
391 391  (((
392 -(% style="color:red" %)**Note: DO3 bit is not valid for LT-22222-L.**
369 +(% style="color:red" %)Note: DO3 bit is not valid for LT-22222-L.
393 393  )))
394 394  
395 395  (((
... ... @@ -402,7 +402,12 @@
402 402  (((
403 403  (((
404 404  **AT+MOD=2**
382 +)))
383 +)))
405 405  
385 +(% class="box infomessage" %)
386 +(((
387 +(((
406 406  **ATZ**
407 407  )))
408 408  )))
... ... @@ -411,39 +411,63 @@
411 411  
412 412  
413 413  (% style="color:#4f81bd" %)**AT Commands for counting:**
414 -
415 -
416 416  )))
417 417  
418 418  (((
419 419  **For LT22222-L:**
400 +)))
420 420  
402 +(% class="box infomessage" %)
403 +(((
404 +(((
405 +**AT+TRIG1=0,100 (set DI1 port to trigger on low level, valid signal is 100ms) **
406 +)))
407 +)))
421 421  
422 -(% style="color:blue" %)**AT+TRIG1=0,100**(%%)**  (set DI1 port to trigger on low level, valid signal is 100ms) **
409 +(% class="box infomessage" %)
410 +(((
411 +(((
412 +**AT+TRIG1=1,100(set DI1 port to trigger on high level, valid signal is 100ms ) **
413 +)))
414 +)))
423 423  
424 -(% style="color:blue" %)**AT+TRIG1=1,100**(%%)**  (set DI1 port to trigger on high level, valid signal is 100ms ) **
416 +(% class="box infomessage" %)
417 +(((
418 +(((
419 +**AT+TRIG2=0,100 (set DI2 port to trigger on low level, valid signal is 100ms) **
420 +)))
421 +)))
425 425  
426 -(% style="color:blue" %)**AT+TRIG2=0,100**(%%)**  (set DI2 port to trigger on low level, valid signal is 100ms) **
423 +(% class="box infomessage" %)
424 +(((
425 +(((
426 +**AT+TRIG2=1,100 (set DI2 port to trigger on high level, valid signal is 100ms ) **
427 +)))
428 +)))
427 427  
428 -(% style="color:blue" %)**AT+TRIG2=1,100**(%%)**  (set DI2 port to trigger on high level, valid signal is 100ms ) **
430 +(% class="box infomessage" %)
431 +(((
432 +(((
433 +**AT+SETCNT=1,60   (Set COUNT1 value to 60)**
434 +)))
435 +)))
429 429  
430 -(% style="color:blue" %)**AT+SETCNT=1,60**(%%)**   (Set COUNT1 value to 60)**
431 -
432 -(% style="color:blue" %)**AT+SETCNT=2,60**(%%)**   (Set COUNT2 value to 60)**
437 +(% class="box infomessage" %)
438 +(((
439 +(((
440 +**AT+SETCNT=2,60   (Set COUNT2 value to 60)**
433 433  )))
442 +)))
434 434  
435 435  
436 436  
437 437  === 3.3.3 AT+MOD~=3, Single DI Counting + 2 x ACI ===
438 438  
439 -
440 440  **LT22222-L**: This mode the DI1 is used as a counting pin.
441 441  
442 442  [[image:image-20220523181246-5.png]]
443 443  
444 444  (((
445 -
446 -
447 447  (% style="color:#4f81bd" %)**DIDORO**(%%) is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below
448 448  )))
449 449  
... ... @@ -454,10 +454,9 @@
454 454  * DO is for reverse digital output. DOx=1: output low, DOx=0: high or float.
455 455  
456 456  (((
457 -(% style="color:red" %)**Note: DO3 is not valid for LT-22222-L.**
463 +(% style="color:red" %)Note: DO3 is not valid for LT-22222-L.
458 458  )))
459 459  
460 -
461 461  (((
462 462  **To use counting mode, please run:**
463 463  )))
... ... @@ -466,7 +466,12 @@
466 466  (((
467 467  (((
468 468  **AT+MOD=3**
474 +)))
475 +)))
469 469  
477 +(% class="box infomessage" %)
478 +(((
479 +(((
470 470  **ATZ**
471 471  )))
472 472  )))
... ... @@ -498,7 +498,7 @@
498 498  * DO is for reverse digital output. DOx=1: output low, DOx=0: high or float.
499 499  
500 500  (((
501 -(% style="color:red" %)**Note: DO3 is not valid for LT-22222-L.**
511 +(% style="color:red" %)Note: DO3 is not valid for LT-22222-L.
502 502  )))
503 503  
504 504  (((
... ... @@ -511,13 +511,20 @@
511 511  (((
512 512  (((
513 513  **AT+MOD=4**
524 +)))
525 +)))
514 514  
527 +(% class="box infomessage" %)
528 +(((
529 +(((
515 515  **ATZ**
516 516  )))
517 517  )))
518 518  
534 +(((
535 +
536 +)))
519 519  
520 -
521 521  (((
522 522  Other AT Commands for counting are similar to [[MOD2 Counting Command>>||anchor="H3.3.2AT2BMOD3D22C28DoubleDICounting29"]].
523 523  )))
... ... @@ -526,16 +526,35 @@
526 526  
527 527  
528 528  **Plus below command for AVI1 Counting:**
546 +)))
529 529  
548 +(% class="box infomessage" %)
549 +(((
550 +(((
551 +**AT+SETCNT=3,60   (set AVI Count to 60)**
552 +)))
553 +)))
530 530  
531 -(% style="color:blue" %)**AT+SETCNT=3,60**(%%)**  (set AVI Count to 60)**
555 +(% class="box infomessage" %)
556 +(((
557 +(((
558 +**AT+VOLMAX=20000   (If AVI1 voltage higher than VOLMAX (20000mV =20v), counter increase 1)**
559 +)))
560 +)))
532 532  
533 -(% style="color:blue" %)**AT+VOLMAX=20000**(%%)**  (If AVI1 voltage higher than VOLMAX (20000mV =20v), counter increase 1)**
562 +(% class="box infomessage" %)
563 +(((
564 +(((
565 +**AT+VOLMAX=20000,0   (If AVI1 voltage lower than VOLMAX (20000mV =20v), counter increase 1)**
566 +)))
567 +)))
534 534  
535 -(% style="color:blue" %)**AT+VOLMAX=20000,0**(%%)**  (If AVI1 voltage lower than VOLMAX (20000mV =20v), counter increase 1)**
536 -
537 -(% style="color:blue" %)**AT+VOLMAX=20000,1**(%%)**  (If AVI1 voltage higer than VOLMAX (20000mV =20v), counter increase 1)**
569 +(% class="box infomessage" %)
570 +(((
571 +(((
572 +**AT+VOLMAX=20000,1   (If AVI1 voltage higer than VOLMAX (20000mV =20v), counter increase 1)**
538 538  )))
574 +)))
539 539  
540 540  
541 541  
... ... @@ -559,7 +559,7 @@
559 559  )))
560 560  
561 561  (((
562 -(% style="color:red" %)**Note: DO3 is not valid for LT-22222-L.**
598 +(% style="color:red" %)Note: DO3 is not valid for LT-22222-L.
563 563  )))
564 564  
565 565  (((
... ... @@ -572,7 +572,12 @@
572 572  (((
573 573  (((
574 574  **AT+MOD=5**
611 +)))
612 +)))
575 575  
614 +(% class="box infomessage" %)
615 +(((
616 +(((
576 576  **ATZ**
577 577  )))
578 578  )))
... ... @@ -590,8 +590,8 @@
590 590  
591 591  For example, if user has configured below commands:
592 592  
593 -* **AT+MOD=1 ** **~-~->**  The normal working mode
594 -* **AT+ADDMOD6=1**   **~-~->**  Enable trigger
634 +* **AT+MOD=1 ** **~-~->** The normal working mode
635 +* **AT+ADDMOD6=1**   **~-~->** Enable trigger
595 595  
596 596  LT will keep monitoring AV1/AV2/AC1/AC2 every 5 seconds; LT will send uplink packets in two cases:
597 597  
... ... @@ -598,14 +598,12 @@
598 598  1. Periodically uplink (Base on TDC time). Payload is same as the normal MOD (MOD 1 for above command). This uplink uses LoRaWAN (% style="color:#4f81bd" %)**unconfirmed**(%%) data type
599 599  1. Trigger uplink when meet the trigger condition. LT will sent two packets in this case, the first uplink use payload specify in this mod (mod=6), the second packets use the normal mod payload(MOD=1 for above settings). Both Uplinks use LoRaWAN (% style="color:#4f81bd" %)**CONFIRMED data type.**
600 600  
601 -(% style="color:#037691" %)**AT Command to set Trigger Condition**:
642 +**AT Command to set Trigger Condition**:
602 602  
603 -
604 604  (% style="color:#4f81bd" %)**Trigger base on voltage**:
605 605  
606 606  Format: AT+AVLIM=<AV1_LIMIT_LOW>,< AV1_LIMIT_HIGH>,<AV2_LIMIT_LOW>,< AV2_LIMIT_HIGH>
607 607  
608 -
609 609  **Example:**
610 610  
611 611  AT+AVLIM=3000,6000,0,2000   (If AVI1 voltage lower than 3v or higher than 6v. or AV2 voltage is higher than 2v, LT will trigger Uplink)
... ... @@ -618,7 +618,6 @@
618 618  
619 619  Format: AT+ACLIM=<AC1_LIMIT_LOW>,< AC1_LIMIT_HIGH>,<AC2_LIMIT_LOW>,< AC2_LIMIT_HIGH>
620 620  
621 -
622 622  **Example:**
623 623  
624 624  AT+ACLIM=10000,15000,0,0   (If ACI1 voltage lower than 10mA or higher than 15mA, trigger an uplink)
... ... @@ -637,9 +637,8 @@
637 637  AT+ DTRI =1,0   (Enable DI1 trigger / disable DI2 trigger)
638 638  
639 639  
678 +**Downlink Command to set Trigger Condition:**
640 640  
641 -(% style="color:#037691" %)**Downlink Command to set Trigger Condition:**
642 -
643 643  Type Code: 0xAA. Downlink command same as AT Command **AT+AVLIM, AT+ACLIM**
644 644  
645 645  Format: AA xx yy1 yy1 yy2 yy2 yy3 yy3 yy4 yy4
... ... @@ -686,7 +686,6 @@
686 686  10100000: Means the system has configure to use the trigger: AC1_LOW and AV2_LOW
687 687  
688 688  
689 -
690 690  (% style="color:#4f81bd" %)**TRI Status1**(%%) is a combination to show which condition is trigger. Totally 1byte as below
691 691  
692 692  [[image:image-20220524090249-3.png]]
... ... @@ -698,7 +698,6 @@
698 698  10000000: Means this packet is trigger by AC1_LOW. Means voltage too low.
699 699  
700 700  
701 -
702 702  (% style="color:#4f81bd" %)**TRI_DI FLAG+STA **(%%)is a combination to show which condition is trigger. Totally 1byte as below
703 703  
704 704  [[image:image-20220524090456-4.png]]
... ... @@ -712,7 +712,6 @@
712 712  00000101: Means both DI1 and DI2 trigger are enabled.
713 713  
714 714  
715 -
716 716  (% style="color:#4f81bd" %)**Enable/Disable MOD6 **(%%): 0x01: MOD6 is enable. 0x00: MOD6 is disable.
717 717  
718 718  Downlink command to poll MOD6 status:
... ... @@ -723,20 +723,19 @@
723 723  
724 724  
725 725  
726 -
727 727  === 3.3.7 Payload Decoder ===
728 728  
729 729  (((
730 730  
731 731  
732 -**Decoder for TTN/loraserver/ChirpStack**:  [[https:~~/~~/github.com/dragino/dragino-end-node-decoder>>https://github.com/dragino/dragino-end-node-decoder]]
765 +**Decoder for TTN/loraserver/ChirpStack**: [[http:~~/~~/www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/Payload_decoder/>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/Payload_decoder/]]
766 +
767 +
733 733  )))
734 734  
735 735  
736 -
737 737  == 3.4 ​Configure LT via AT or Downlink ==
738 738  
739 -
740 740  User can configure LT I/O Controller via AT Commands or LoRaWAN Downlink Commands
741 741  
742 742  (((
... ... @@ -747,11 +747,8 @@
747 747  
748 748  * (% style="color:#4f81bd" %)**Sensor Related Commands**(%%): These commands are special designed for LT-22222-L.  User can see these commands below:
749 749  
750 -
751 -
752 752  === 3.4.1 Common Commands ===
753 753  
754 -
755 755  They should be available for each of Dragino Sensors, such as: change uplink interval, reset device. For firmware v1.5.4, user can find what common commands it supports: [[End Device AT Commands and Downlink Command>>doc:Main.End Device AT Commands and Downlink Command.WebHome]]
756 756  
757 757  
... ... @@ -758,73 +758,80 @@
758 758  
759 759  === 3.4.2 Sensor related commands ===
760 760  
761 -
762 762  ==== 3.4.2.1 Set Transmit Interval ====
763 763  
764 -
765 765  Set device uplink interval.
766 766  
767 -* (% style="color:#037691" %)**AT Command:**
795 +* AT Command:
768 768  
797 +(% class="box infomessage" %)
798 +(((
769 769  **AT+TDC=N **
800 +)))
770 770  
771 -
772 772  **Example: **AT+TDC=30000. Means set interval to 30 seconds
773 773  
774 774  
775 -* (% style="color:#037691" %)**Downlink Payload (prefix 0x01):**
805 +* Downlink Payload (prefix 0x01):
776 776  
807 +(% class="box infomessage" %)
808 +(((
777 777  **0x01 aa bb cc     ~/~/ Same as AT+TDC=0x(aa bb cc)**
810 +)))
778 778  
779 779  
780 780  
781 -
782 782  ==== 3.4.2.2 Set Work Mode (AT+MOD) ====
783 783  
784 -
785 785  Set work mode.
786 786  
787 -* (% style="color:#037691" %)**AT Command:**
818 +* AT Command:
788 788  
820 +(% class="box infomessage" %)
821 +(((
789 789  **AT+MOD=N  **
823 +)))
790 790  
791 -
792 792  **Example**: AT+MOD=2. Set work mode to Double DI counting mode
793 793  
794 794  
795 -* (% style="color:#037691" %)**Downlink Payload (prefix 0x0A):**
828 +* Downlink Payload (prefix 0x0A):
796 796  
797 -**0x0A aa    ** ~/~/ Same as AT+MOD=aa
830 +(% class="box infomessage" %)
831 +(((
832 +**0x0A aa     ~/~/ Same as AT+MOD=aa**
833 +)))
798 798  
799 799  
800 800  
801 -
802 802  ==== 3.4.2.3 Poll an uplink ====
803 803  
839 +* AT Command:
804 804  
805 -* (% style="color:#037691" %)**AT Command:**
806 -
807 807  There is no AT Command to poll uplink
808 808  
809 809  
810 -* (% style="color:#037691" %)**Downlink Payload (prefix 0x08):**
844 +* Downlink Payload (prefix 0x08):
811 811  
812 -**0x08 FF     **~/~/ Poll an uplink
846 +(% class="box infomessage" %)
847 +(((
848 +**0x08 FF     ~/~/ Poll an uplink,**
849 +)))
813 813  
814 -
815 815  **Example**: 0x08FF, ask device to send an Uplink
816 816  
817 817  
818 818  
819 -
820 820  ==== 3.4.2.4 Enable Trigger Mode ====
821 821  
822 -
823 823  Use of trigger mode, please check [[ADDMOD6>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
824 824  
825 -* (% style="color:#037691" %)**AT Command:**
859 +* AT Command:
826 826  
861 +(% class="box infomessage" %)
862 +(((
827 827  **AT+ADDMOD6=1 or 0**
864 +)))
828 828  
829 829  1: Enable Trigger Mode
830 830  
... ... @@ -831,38 +831,43 @@
831 831  0: Disable Trigger Mode
832 832  
833 833  
834 -* (% style="color:#037691" %)**Downlink Payload (prefix 0x0A 06):**
871 +* Downlink Payload (prefix 0x0A 06):
835 835  
836 -**0x0A 06 aa    ** ~/~/ Same as AT+ADDMOD6=aa
873 +(% class="box infomessage" %)
874 +(((
875 +**0x0A 06 aa     ~/~/ Same as AT+ADDMOD6=aa,**
876 +)))
837 837  
838 838  
839 839  
840 -
841 841  ==== 3.4.2.5 Poll trigger settings ====
842 842  
843 -
844 844  Poll trigger settings,
845 845  
846 -* (% style="color:#037691" %)**AT Command:**
884 +* AT Command:
847 847  
848 848  There is no AT Command for this feature.
849 849  
850 850  
851 -* (% style="color:#037691" %)**Downlink Payload (prefix 0x AB 06):**
889 +* Downlink Payload (prefix 0x AB 06):
852 852  
853 -**0xAB 06         **~/~/ Poll trigger settings, device will uplink trigger settings once receive this command
891 +(% class="box infomessage" %)
892 +(((
893 +**0xAB 06  ~/~/ Poll trigger settings, device will uplink trigger settings once receive this command**
894 +)))
854 854  
855 855  
856 856  
857 -
858 858  ==== 3.4.2.6 Enable / Disable DI1/DI2/DI3 as trigger ====
859 859  
860 -
861 861  Enable Disable DI1/DI2/DI2 as trigger,
862 862  
863 -* (% style="color:#037691" %)**AT Command:**
902 +* AT Command:
864 864  
904 +(% class="box infomessage" %)
905 +(((
865 865  **Format: AT+DTRI=<DI1_TIRGGER_FlAG>,< DI2_TIRGGER_FlAG >**
907 +)))
866 866  
867 867  
868 868  **Example:**
... ... @@ -869,21 +869,25 @@
869 869  
870 870  AT+ DTRI =1,0   (Enable DI1 trigger / disable DI2 trigger)
871 871  
872 -* (% style="color:#037691" %)**Downlink Payload (prefix 0xAA 02):**
914 +* Downlink Payload (prefix 0xAA 02):
873 873  
874 -**0xAA 02 aa bb        **~/~/ Same as AT+DTRI=aa,bb
916 +(% class="box infomessage" %)
917 +(((
918 +**0xAA 02 aa bb  ~/~/ Same as AT+DTRI=aa,bb**
919 +)))
875 875  
876 876  
877 877  
878 -
879 879  ==== 3.4.2.7 Trigger1 – Set DI1 or DI3 as trigger ====
880 880  
881 -
882 882  Set DI1 or DI3(for LT-33222-L) trigger.
883 883  
884 -* (% style="color:#037691" %)**AT Command:**
927 +* AT Command:
885 885  
929 +(% class="box infomessage" %)
930 +(((
886 886  **AT+TRIG1=a,b**
932 +)))
887 887  
888 888  a : Interrupt mode. 0: falling edge; 1: rising edge, 2: falling and raising edge(for MOD=1).
889 889  
... ... @@ -895,21 +895,26 @@
895 895  AT+TRIG1=1,100(set DI1 port to trigger on high level, valid signal is 100ms )
896 896  
897 897  
898 -* (% style="color:#037691" %)**Downlink Payload (prefix 0x09 01 ):**
899 -* **0x09 01 aa bb cc    ** ~/~/ same as AT+TRIG1=aa,0x(bb cc)
944 +* Downlink Payload (prefix 0x09 01 ):
900 900  
946 +(% class="box infomessage" %)
947 +(((
948 +**0x09 01 aa bb cc ~/~/ same as AT+TRIG1=aa,0x(bb cc)**
949 +)))
901 901  
902 902  
952 +
903 903  ==== 3.4.2.8 Trigger2 – Set DI2 as trigger ====
904 904  
905 -
906 906  Set DI2 trigger.
907 907  
908 -* (% style="color:#037691" %)**AT Command:**
957 +* AT Command:
909 909  
959 +(% class="box infomessage" %)
960 +(((
910 910  **AT+TRIG2=a,b**
962 +)))
911 911  
912 -
913 913  a : Interrupt mode. 0: falling edge; 1: rising edge, 2: falling and raising edge(for MOD=1).
914 914  
915 915  b : delay timing.
... ... @@ -920,82 +920,93 @@
920 920  AT+TRIG2=0,100(set DI1 port to trigger on low level, valid signal is 100ms )
921 921  
922 922  
923 -* (% style="color:#037691" %)**Downlink Payload (prefix 0x09 02 ):**
974 +* Downlink Payload (prefix 0x09 02 ):
924 924  
925 -**0x09 02 aa bb cc           **~/~/ same as AT+TRIG1=aa,0x(bb cc)
976 +(% class="box infomessage" %)
977 +(((
978 +**0x09 02 aa bb cc ~/~/ same as AT+TRIG1=aa,0x(bb cc)**
979 +)))
926 926  
927 927  
928 928  
929 -
930 930  ==== 3.4.2.9 Trigger – Set AC (current) as trigger ====
931 931  
932 -
933 933  Set current trigger , base on AC port. See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
934 934  
935 -* (% style="color:#037691" %)**AT Command**
987 +* AT Command:
936 936  
937 -**AT+ACLIM**
989 +(% class="box infomessage" %)
990 +(((
991 +**AT+ACLIM. **
992 +)))
938 938  
939 939  
940 -* (% style="color:#037691" %)**Downlink Payload (prefix 0xAA 01 )**
995 +* Downlink Payload (prefix 0xAA 01 ):
941 941  
942 -**0x AA 01 aa bb cc dd ee ff gg hh        ** ~/~/ same as AT+ACLIM See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
997 +(% class="box infomessage" %)
998 +(((
999 +**0x AA 01 aa bb cc dd ee ff gg hh ~/~/ same as AT+ACLIM See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]**
1000 +)))
943 943  
944 944  
945 945  
946 -
947 947  ==== 3.4.2.10 Trigger – Set AV (voltage) as trigger ====
948 948  
949 -
950 950  Set current trigger , base on AV port. See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
951 951  
952 -* (% style="color:#037691" %)**AT Command**
1008 +* AT Command:
953 953  
954 -**AT+AVLIM  See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]**
1010 +(% class="box infomessage" %)
1011 +(((
1012 +**AT+AVLIM. See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]**
1013 +)))
955 955  
956 956  
957 -* (% style="color:#037691" %)**Downlink Payload (prefix 0xAA 00 )**
1016 +* Downlink Payload (prefix 0xAA 00 ):
958 958  
959 -**0x AA 00 aa bb cc dd ee ff gg hh    ** ~/~/ same as AT+AVLIM See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
1018 +(% class="box infomessage" %)
1019 +(((
1020 +**0x AA 00 aa bb cc dd ee ff gg hh ~/~/ same as AT+AVLIM See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]] **
1021 +)))
960 960  
961 961  
962 962  
963 -
964 964  ==== 3.4.2.11 Trigger – Set minimum interval ====
965 965  
1027 +Set AV and AC trigger minimum interval, system won’t response to the second trigger within this set time after the first trigger.
966 966  
967 -Set AV and AC trigger minimum interval, system won't response to the second trigger within this set time after the first trigger.
1029 +* AT Command:
968 968  
969 -* (% style="color:#037691" %)**AT Command**
1031 +(% class="box infomessage" %)
1032 +(((
1033 +**AT+ATDC=5. Device won’t response the second trigger within 5 minute after the first trigger.**
1034 +)))
970 970  
971 -**AT+ATDC=5        ** Device won't response the second trigger within 5 minute after the first trigger.
972 972  
1037 +* Downlink Payload (prefix 0xAC ):
973 973  
974 -* (% style="color:#037691" %)**Downlink Payload (prefix 0xAC )**
975 -
976 -**0x AC aa bb   ** ~/~/ same as AT+ATDC=0x(aa bb)   . Unit (min)
977 -
1039 +(% class="box infomessage" %)
978 978  (((
979 -
980 -
981 -(% style="color:red" %)**Note: ATDC setting must be more than 5min**
1041 +**0x AC aa bb ~/~/ same as AT+ATDC=0x(aa bb)   . Unit (min)**
982 982  )))
983 983  
984 984  
985 985  
986 -
987 987  ==== 3.4.2.12 DO ~-~- Control Digital Output DO1/DO2/DO3 ====
988 988  
1048 +* AT Command:
989 989  
990 -* (% style="color:#037691" %)**AT Command**
991 -
992 992  There is no AT Command to control Digital Output
993 993  
994 994  
995 -* (% style="color:#037691" %)**Downlink Payload (prefix 0x02)**
996 -* **0x02 aa bb cc     **~/~/ Set DO1/DO2/DO3 output
1053 +* Downlink Payload (prefix 0x02):
997 997  
1055 +(% class="box infomessage" %)
998 998  (((
1057 +**0x02 aa bb cc     ~/~/ Set DO1/DO2/DO3 output**
1058 +)))
1059 +
1060 +(((
999 999  If payload = 0x02010001, while there is load between V+ and DOx, it means set DO1 to low, DO2 to high and DO3 to low.
1000 1000  )))
1001 1001  
... ... @@ -1006,29 +1006,31 @@
1006 1006  [[image:image-20220524092754-5.png]]
1007 1007  
1008 1008  (((
1009 -(% style="color:red" %)**Note: For LT-22222-L, there is no DO3, the last byte can use any value.**
1071 +(% style="color:red" %)Note: For LT-22222-L, there is no DO3, the last byte can use any value.
1010 1010  )))
1011 1011  
1012 1012  (((
1013 -(% style="color:red" %)**Device will upload a packet if downlink code executes successfully.**
1075 +(% style="color:red" %)Device will upload a packet if downlink code executes successfully.
1014 1014  )))
1015 1015  
1016 1016  
1017 1017  
1018 -
1019 1019  ==== 3.4.2.13 DO ~-~- Control Digital Output DO1/DO2/DO3 with time control ====
1020 1020  
1082 +* AT Command:
1021 1021  
1022 -* (% style="color:#037691" %)**AT Command**
1023 -
1024 1024  There is no AT Command to control Digital Output
1025 1025  
1026 1026  
1027 -* (% style="color:#037691" %)**Downlink Payload (prefix 0xA9)**
1087 +* Downlink Payload (prefix 0xA9):
1028 1028  
1029 -**0xA9 aa bb cc     **~/~/ Set DO1/DO2/DO3 output with time control
1089 +(% class="box infomessage" %)
1090 +(((
1091 +(((
1092 +**0xA9 aa bb cc     ~/~/ Set DO1/DO2/DO3 output with time control**
1093 +)))
1094 +)))
1030 1030  
1031 -
1032 1032  This is to control the digital output time of DO pin. Include four bytes:
1033 1033  
1034 1034  (% style="color:#4f81bd" %)**First Byte**(%%)**:** Type code (0xA9)
... ... @@ -1055,11 +1055,11 @@
1055 1055  [[image:image-20220524093351-8.png]]
1056 1056  
1057 1057  
1058 -(% style="color:#4f81bd" %)**Sixth and Seventh and Eighth and Ninth Byte**:
1122 +(% style="color:#4f81bd" %)**Sixth and Seventh Byte**:
1059 1059  
1060 1060   Latching time. Unit: ms
1061 1061  
1062 -(% style="color:red" %)**Device will upload a packet if downlink code executes successfully.**
1126 +Device will upload a packet if downlink code executes successfully.
1063 1063  
1064 1064  
1065 1065  **Example payload:**
... ... @@ -1082,20 +1082,20 @@
1082 1082  
1083 1083  
1084 1084  
1085 -
1086 1086  ==== 3.4.2.14 Relay ~-~- Control Relay Output RO1/RO2 ====
1087 1087  
1151 +* AT Command:
1088 1088  
1089 -* (% style="color:#037691" %)**AT Command:**
1090 -
1091 1091  There is no AT Command to control Relay Output
1092 1092  
1093 1093  
1094 -* (% style="color:#037691" %)**Downlink Payload (prefix 0x03):**
1156 +* Downlink Payload (prefix 0x03):
1095 1095  
1096 -**0x03 aa bb     **~/~/ Set RO1/RO2 output
1158 +(% class="box infomessage" %)
1159 +(((
1160 +**0x03 aa bb     ~/~/ Set RO1/RO2 output**
1161 +)))
1097 1097  
1098 -
1099 1099  (((
1100 1100  If payload = 0x030100, it means set RO1 to close and RO2 to open.
1101 1101  )))
... ... @@ -1108,24 +1108,24 @@
1108 1108  [[image:image-20220524093724-9.png]]
1109 1109  )))
1110 1110  
1111 -(% style="color:red" %)**Device will upload a packet if downlink code executes successfully.**
1175 +Device will upload a packet if downlink code executes successfully.
1112 1112  
1113 1113  
1114 1114  
1115 -
1116 1116  ==== 3.4.2.15 Relay ~-~- Control Relay Output RO1/RO2 with time control ====
1117 1117  
1181 +* AT Command:
1118 1118  
1119 -* (% style="color:#037691" %)**AT Command:**
1120 -
1121 1121  There is no AT Command to control Relay Output
1122 1122  
1123 1123  
1124 -* (% style="color:#037691" %)**Downlink Payload (prefix 0x05):**
1186 +* Downlink Payload (prefix 0x05):
1125 1125  
1126 -**0x05 aa bb cc dd     **~/~/ Set RO1/RO2 relay with time control
1188 +(% class="box infomessage" %)
1189 +(((
1190 +**0x05 aa bb cc dd     ~/~/ Set RO1/RO2 relay with time control:**
1191 +)))
1127 1127  
1128 -
1129 1129  This is to control the relay output time of relay. Include four bytes:
1130 1130  
1131 1131  (% style="color:#4f81bd" %)**First Byte **(%%)**:** Type code (0x05)
... ... @@ -1139,57 +1139,63 @@
1139 1139  
1140 1140  (% style="color:#4f81bd" %)**Third Byte(bb)**(%%): Control Method and Ports status:
1141 1141  
1142 -[[image:image-20221008095908-1.png||height="364" width="564"]]
1206 +[[image:image-20220524093831-10.png]]
1143 1143  
1144 1144  
1145 -(% style="color:#4f81bd" %)**Fourth/Fifth/Sixth/Seventh Bytes(cc)**(%%): Latching time. Unit: ms
1209 +(% style="color:#4f81bd" %)**Fourth/Fifth Bytes(cc)**(%%): Latching time. Unit: ms
1146 1146  
1147 -(% style="color:red" %)**Device will upload a packet if downlink code executes successfully.**
1211 +Device will upload a packet if downlink code executes successfully.
1148 1148  
1149 1149  
1150 1150  **Example payload:**
1151 1151  
1152 -**~1. 05 01 11 07 D**
1216 +**~1. 05 01 11 07 D0**
1153 1153  
1154 -Relay1 and Relay 2 will be set to NC , last 2 seconds, then change back to original state.
1218 +Relay1 and Relay 2 will be set to NO , last 2 seconds, then change back to original state.
1155 1155  
1156 1156  **2. 05 01 10 07 D0**
1157 1157  
1158 -Relay1 will change to NC, Relay2 will change to NO, last 2 seconds, then both change back to original state.
1222 +Relay1 will change to NO, Relay2 will change to NC, last 2 seconds, then both change back to original state.
1159 1159  
1160 1160  **3. 05 00 01 07 D0**
1161 1161  
1162 -Relay1 will change to NO, Relay2 will change to NC, last 2 seconds, then relay change to NC,Relay2 change to NO.
1226 +Relay1 will change to NC, Relay2 will change to NO, last 2 seconds, then relay change to NO, Relay2 change to NC.
1163 1163  
1164 1164  **4. 05 00 00 07 D0**
1165 1165  
1166 -Relay 1 & relay2 will change to NO, last 2 seconds, then both change to NC.
1230 +Relay 1 & relay2 will change to NC, last 2 seconds, then both change to NO.
1167 1167  
1168 1168  
1169 1169  
1170 1170  ==== 3.4.2.16 Counting ~-~- Voltage threshold counting ====
1171 1171  
1172 -
1173 1173  When voltage exceed the threshold, count. Feature see [[MOD4>>||anchor="H3.3.4AT2BMOD3D42CSingleDICounting2B1xVoltageCounting"]]
1174 1174  
1175 -* (% style="color:#037691" %)**AT Command:**
1238 +* AT Command:
1176 1176  
1177 -**AT+VOLMAX   ** ~/~/ See [[MOD4>>||anchor="H3.3.4AT2BMOD3D42CSingleDICounting2B1xVoltageCounting"]]
1240 +(% class="box infomessage" %)
1241 +(((
1242 +**AT+VOLMAX    ~/~/ See [[MOD4>>||anchor="H3.3.4AT2BMOD3D42CSingleDICounting2B1xVoltageCounting"]]**
1243 +)))
1178 1178  
1179 1179  
1180 -* (% style="color:#037691" %)**Downlink Payload (prefix 0xA5):**
1246 +* Downlink Payload (prefix 0xA5):
1181 1181  
1182 -**0xA5 aa bb cc   **~/~/ Same as AT+VOLMAX=(aa bb),cc
1248 +(% class="box infomessage" %)
1249 +(((
1250 +**0xA5 aa bb cc   ~/~/ Same as AT+VOLMAX=(aa bb),cc**
1251 +)))
1183 1183  
1184 1184  
1185 1185  
1186 -
1187 1187  ==== 3.4.2.17 Counting ~-~- Pre-configure the Count Number ====
1188 1188  
1257 +* AT Command:
1189 1189  
1190 -* (% style="color:#037691" %)**AT Command:**
1191 -
1259 +(% class="box infomessage" %)
1260 +(((
1192 1192  **AT+SETCNT=aa,(bb cc dd ee) **
1262 +)))
1193 1193  
1194 1194  aa: 1: Set count1,
1195 1195  
... ... @@ -1200,166 +1200,60 @@
1200 1200  Bb cc dd ee: number to be set
1201 1201  
1202 1202  
1203 -* (% style="color:#037691" %)**Downlink Payload (prefix 0xA8):**
1273 +* Downlink Payload (prefix 0xA8):
1204 1204  
1205 -**0x A8 aa bb cc dd ee     **~/~/ same as AT+SETCNT=aa,(bb cc dd ee)
1275 +(% class="box infomessage" %)
1276 +(((
1277 +**0x A8 aa bb cc dd ee     ~/~/ same as AT+SETCNT=aa,(bb cc dd ee)**
1278 +)))
1206 1206  
1207 1207  
1208 1208  
1209 -
1210 1210  ==== 3.4.2.18 Counting ~-~- Clear Counting ====
1211 1211  
1212 -
1213 1213  Clear counting for counting mode
1214 1214  
1215 -* (% style="color:#037691" %)**AT Command:**
1286 +* AT Command:
1216 1216  
1217 -**AT+CLRCOUNT ** ~/~/ clear all counting
1288 +(% class="box infomessage" %)
1289 +(((
1290 +**AT+CLRCOUNT ~/~/ clear all counting**
1291 +)))
1218 1218  
1293 +* Downlink Payload (prefix 0xA6):
1219 1219  
1220 -* (% style="color:#037691" %)**Downlink Payload (prefix 0xA6):**
1295 +(% class="box infomessage" %)
1296 +(((
1297 +**0x A6 01     ~/~/ clear all counting,**
1298 +)))
1221 1221  
1222 -**0x A6 01    ** ~/~/ clear all counting
1223 1223  
1224 1224  
1225 -
1226 -
1227 1227  ==== 3.4.2.19 Counting ~-~- Change counting mode save time ====
1228 1228  
1304 +* AT Command:
1229 1229  
1230 -* (% style="color:#037691" %)**AT Command:**
1231 -
1232 -**AT+COUTIME=60  **~/~/ Set save time to 60 seconds. Device will save the counting result in internal flash every 60 seconds. (min value: 30)
1233 -
1234 -
1235 -* (% style="color:#037691" %)**Downlink Payload (prefix 0xA7):**
1236 -
1237 -**0x A7 aa bb cc     **~/~/ same as AT+COUTIME =aa bb cc,
1238 -
1306 +(% class="box infomessage" %)
1239 1239  (((
1240 -range: aa bb cc:0 to 16777215,  (unit:second)
1241 -
1242 -
1243 -
1244 -
1308 +**AT+COUTIME=60  ~/~/ Set save time to 60 seconds. Device will save the counting result in internal flash every 60 seconds. (min value: 30)**
1245 1245  )))
1246 1246  
1247 -==== 3.4.2.20 Reset save DR DO state ====
1311 +* Downlink Payload (prefix 0xA7):
1248 1248  
1249 -
1250 -* (% style="color:#037691" %)**AT Command:**
1251 -
1252 -**AT+RODORET=1  **~/~/ RODO will close when the device joining the network. (default)
1253 -
1254 -**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.
1255 -
1256 -
1257 -* (% style="color:#037691" %)**Downlink Payload (prefix 0xAD):**
1258 -
1259 -**0x AD aa      **~/~/ same as AT+RODORET =aa
1260 -
1313 +(% class="box infomessage" %)
1261 1261  (((
1262 -
1263 -
1264 -
1265 -
1266 -==== 3.4.2.21 Encrypted payload ====
1267 -
1268 -
1269 -* (% style="color:#037691" %)**AT Command:**
1270 -
1271 -**AT+DECRYPT=1  **~/~/ The payload is uploaded without encryption
1272 -
1273 -**AT+DECRYPT=0  **~/~/Encrypt when uploading payload (default)
1274 -
1275 -
1276 -
1277 -
1278 -==== 3.4.2.22 Get sensor value ====
1279 -
1280 -
1281 -* (% style="color:#037691" %)**AT Command:**
1282 -
1283 -**AT+GETSENSORVALUE=0  **~/~/ The serial port gets the reading of the current sensor
1284 -
1285 -**AT+GETSENSORVALUE=1  **~/~/The serial port gets the current sensor reading and uploads it.
1286 -
1287 -
1288 -
1289 -
1290 -==== 3.4.2.23 Resets the downlink packet count ====
1291 -
1292 -
1293 -* (% style="color:#037691" %)**AT Command:**
1294 -
1295 -**AT+DISFCNTCHECK=0  **~/~/ When the downlink packet count sent by the server is less than the node downlink packet count or exceeds 16384, the node will no longer receive downlink packets (default)
1296 -
1297 -**AT+DISFCNTCHECK=1  **~/~/When the downlink packet count sent by the server is less than the node downlink packet count or exceeds 16384, the node resets the downlink packet count and keeps it consistent with the server downlink packet count.
1298 -
1299 -
1300 -
1301 -
1302 -==== 3.4.2.24 When the limit bytes are exceeded, upload in batches ====
1303 -
1304 -
1305 -* (% style="color:#037691" %)**AT Command:**
1306 -
1307 - **AT+DISMACANS=0**  ~/~/ When the MACANS of the reply server plus the payload exceeds the maximum number of bytes of 11 bytes (DR0 of US915, DR2 of AS923, DR2 of AU195), the node will send a packet with a payload of 00 and a port of 4. (default)
1308 -
1309 - **AT+DISMACANS=1**      ~/~/ When the MACANS of the reply server plus the payload exceeds the maximum number of bytes of the DR, the node will ignore the MACANS and not reply, and only upload the payload part.
1310 -
1311 -
1312 -* (% style="color:#037691" %)**Downlink Payload **(%%)**:**
1313 -
1314 -**0x21 00 01 ** ~/~/ Set  the DISMACANS=1
1315 -
1316 -
1317 -
1318 -
1319 -==== 3.4.2.25 Copy downlink to uplink ====
1320 -
1321 -
1322 -* (% style="color:#037691" %)**AT Command**(%%)**:**
1323 -
1324 - **AT+RPL=5**  ~/~/ After receiving the package from the server, it will immediately upload the content of the package to the server, the port number is 100.
1325 -
1326 -Example：**aa xx xx xx xx**         ~/~/ aa indicates whether the configuration has changed, 00 is yes, 01 is no; xx xx xx xx are the bytes sent.
1327 -
1328 -
1329 -[[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-20220823173747-6.png?width=1124&height=165&rev=1.1||alt="image-20220823173747-6.png"]]
1330 -
1331 -For example, sending 11 22 33 44 55 66 77 will return invalid configuration 00 11 22 33 44 55 66 77.
1332 -
1333 -
1334 -
1335 -[[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-20220823173833-7.png?width=1124&height=149&rev=1.1||alt="image-20220823173833-7.png"]]
1336 -
1337 -For example, if 01 00 02 58 is issued, a valid configuration of 01 01 00 02 58 will be returned.
1338 -
1339 -
1340 -
1341 -==== 3.4.2.26 Query version number and frequency band 、TDC ====
1342 -
1343 -
1344 -* (((
1345 -(% style="color:#037691" %)**Downlink Payload**(%%)**:**
1346 -
1347 -**26 01  ** ~/~/  Downlink 26 01 can query device upload frequency, frequency band, software version number, TDC time.
1348 -
1349 -
1315 +**0x A7 aa bb cc     ~/~/ same as AT+COUTIME =aa bb cc,**
1350 1350  )))
1351 1351  
1352 -**Example：**
1318 +(((
1319 +range: aa bb cc:0 to 16777215,  (unit:second)
1353 1353  
1354 -[[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"]]
1355 -
1356 -
1357 1357  
1358 1358  )))
1359 1359  
1324 +
1360 1360  == 3.5 Integrate with Mydevice ==
1361 1361  
1362 -
1363 1363  Mydevices provides a human friendly interface to show the sensor data, once we have data in TTN, we can use Mydevices to connect to TTN and see the data in Mydevices. Below are the steps:
1364 1364  
1365 1365  (((
... ... @@ -1368,15 +1368,14 @@
1368 1368  
1369 1369  (((
1370 1370  (% style="color:blue" %)**Step 2**(%%): To configure the Application to forward data to Mydevices you will need to add integration. To add the Mydevices integration, perform the following steps:
1371 -
1372 -
1373 1373  )))
1374 1374  
1375 -[[image:image-20220719105525-1.png||height="377" width="677"]]
1337 +[[image:1653356737703-362.png||height="232" width="732"]]
1376 1376  
1339 +[[image:image-20220524094641-11.png||height="390" width="723"]]
1377 1377  
1378 1378  
1379 -[[image:image-20220719110247-2.png||height="388" width="683"]]
1342 +[[image:image-20220524094641-12.png||height="402" width="718"]]
1380 1380  
1381 1381  
1382 1382  (% style="color:blue" %)**Step 3**(%%): Create an account or log in Mydevices.
... ... @@ -1409,10 +1409,8 @@
1409 1409  
1410 1410  == 3.6 Interface Detail ==
1411 1411  
1412 -
1413 1413  === 3.6.1 Digital Input Port: DI1/DI2 /DI3 ( For LT-33222-L, low active ) ===
1414 1414  
1415 -
1416 1416  Support NPN Type sensor
1417 1417  
1418 1418  [[image:1653356991268-289.png]]
... ... @@ -1421,7 +1421,6 @@
1421 1421  
1422 1422  === 3.6.2 Digital Input Port: DI1/DI2 ( For LT-22222-L) ===
1423 1423  
1424 -
1425 1425  (((
1426 1426  The DI port of LT-22222-L can support NPN or PNP output sensor.
1427 1427  )))
... ... @@ -1428,9 +1428,7 @@
1428 1428  
1429 1429  (((
1430 1430  (((
1431 -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.
1432 -
1433 -
1391 +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
1434 1434  )))
1435 1435  )))
1436 1436  
... ... @@ -1455,10 +1455,10 @@
1455 1455  )))
1456 1456  
1457 1457  * (((
1458 -Connect sensor's output to DI1-
1416 +Connect sensor’s output to DI1-
1459 1459  )))
1460 1460  * (((
1461 -Connect sensor's VCC to DI1+.
1419 +Connect sensor’s VCC to DI1+.
1462 1462  )))
1463 1463  
1464 1464  (((
... ... @@ -1466,17 +1466,15 @@
1466 1466  )))
1467 1467  
1468 1468  (((
1469 -[[image:1653968155772-850.png||height="23" width="19"]]**= DI1**+** / 1K.**
1427 +[[image:1653968155772-850.png||height="23" width="19"]]**= DI1+ / 1K.**
1470 1470  )))
1471 1471  
1472 1472  (((
1473 -If** DI1+ **= **12v**, the [[image:1653968155772-850.png||height="23" width="19"]]= 12mA , So the LT-22222-L will be able to detect this active signal.
1431 +If DI1+ = 12v, the [[image:1653968155772-850.png||height="23" width="19"]]= 12mA , So the LT-22222-L will be able to detect this active signal.
1474 1474  )))
1475 1475  
1476 1476  (((
1477 1477  
1478 -
1479 -
1480 1480  )))
1481 1481  
1482 1482  (((
... ... @@ -1488,10 +1488,10 @@
1488 1488  )))
1489 1489  
1490 1490  * (((
1491 -Connect sensor's output to DI1+
1447 +Connect sensor’s output to DI1+
1492 1492  )))
1493 1493  * (((
1494 -Connect sensor's GND DI1-.
1450 +Connect sensor’s GND DI1-.
1495 1495  )))
1496 1496  
1497 1497  (((
... ... @@ -1508,8 +1508,6 @@
1508 1508  
1509 1509  (((
1510 1510  
1511 -
1512 -
1513 1513  )))
1514 1514  
1515 1515  (((
... ... @@ -1521,10 +1521,10 @@
1521 1521  )))
1522 1522  
1523 1523  * (((
1524 -Connect sensor's output to DI1+ with a serial 50K resistor
1478 +Connect sensor’s output to DI1+ with a serial 50K resistor
1525 1525  )))
1526 1526  * (((
1527 -Connect sensor's GND DI1-.
1481 +Connect sensor’s GND DI1-.
1528 1528  )))
1529 1529  
1530 1530  (((
... ... @@ -1543,7 +1543,6 @@
1543 1543  
1544 1544  === 3.6.3 Digital Output Port: DO1/DO2 /DO3 ===
1545 1545  
1546 -
1547 1547  NPN output: GND or Float. Max voltage can apply to output pin is 36v.
1548 1548  
1549 1549  [[image:1653357531600-905.png]]
... ... @@ -1552,7 +1552,6 @@
1552 1552  
1553 1553  === 3.6.4 Analog Input Interface ===
1554 1554  
1555 -
1556 1556  The analog input interface is as below. The LT will measure the IN2 voltage so to calculate the current pass the Load. The formula is:
1557 1557  
1558 1558  
... ... @@ -1584,7 +1584,6 @@
1584 1584  
1585 1585  === 3.6.5 Relay Output ===
1586 1586  
1587 -
1588 1588  (((
1589 1589  The LT serial controller has two relay interfaces; each interface uses two pins of the screw terminal. User can connect other device’s Power Line to in serial of RO1_1 and RO_2. Such as below:
1590 1590  )))
... ... @@ -1591,7 +1591,6 @@
1591 1591  
1592 1592  [[image:image-20220524100215-9.png]]
1593 1593  
1594 -
1595 1595  [[image:image-20220524100215-10.png||height="382" width="723"]]
1596 1596  
1597 1597  
... ... @@ -1598,17 +1598,13 @@
1598 1598  
1599 1599  == 3.7 LEDs Indicators ==
1600 1600  
1601 -
1602 1602  [[image:image-20220524100748-11.png]]
1603 1603  
1604 1604  
1605 -
1606 1606  = 4. Use AT Command =
1607 1607  
1608 -
1609 1609  == 4.1 Access AT Command ==
1610 1610  
1611 -
1612 1612  LT supports AT Command set. User can use a USB to TTL adapter plus the 3.5mm Program Cable to connect to LT for using AT command, as below.
1613 1613  
1614 1614  [[image:1653358238933-385.png]]
... ... @@ -1807,6 +1807,8 @@
1807 1807  
1808 1808  (((
1809 1809  AT+CFG: Print all settings
1756 +
1757 +
1810 1810  )))
1811 1811  
1812 1812  
... ... @@ -1813,7 +1813,6 @@
1813 1813  
1814 1814  == 4.2 Common AT Command Sequence ==
1815 1815  
1816 -
1817 1817  === 4.2.1 Multi-channel ABP mode (Use with SX1301/LG308) ===
1818 1818  
1819 1819  (((
... ... @@ -1853,6 +1853,8 @@
1853 1853  
1854 1854  (((
1855 1855  (% style="background-color:#dcdcdc" %)ATZ
1803 +
1804 +
1856 1856  )))
1857 1857  
1858 1858  
... ... @@ -1924,8 +1924,6 @@
1924 1924  2. Make sure the LG01/02 gateway RX frequency is exactly the same as AT+CHS setting.
1925 1925  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?dir=LoRa_Gateway/&file=LoRaWAN%201.0.3%20Regional%20Parameters.xlsx]] to see what DR means.
1926 1926  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
1927 -
1928 -
1929 1929  )))
1930 1930  
1931 1931  (((
... ... @@ -1939,16 +1939,13 @@
1939 1939  
1940 1940  === 4.2.3 Change to Class A ===
1941 1941  
1942 -
1943 1943  If sensor JOINED
1944 1944  (% style="background-color:#dcdcdc" %)AT+CLASS=A
1945 1945  ATZ
1946 1946  
1947 1947  
1948 -
1949 1949  = 5. FAQ =
1950 1950  
1951 -
1952 1952  == 5.1 How to upgrade the image? ==
1953 1953  
1954 1954  
... ... @@ -1965,14 +1965,12 @@
1965 1965  
1966 1966  (((
1967 1967  (% 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]].
1968 -(% 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]].
1912 +(% style="color:blue" %)**Step2**(%%)**:** Download the [[LT Image files>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/image/]].
1969 1969  (% style="color:blue" %)**Step3**(%%)**:** Open flashloader; choose the correct COM port to update.
1970 1970  
1971 1971  
1972 1972  (% style="color:blue" %)**For LT-22222-L**(%%):
1973 -Hold down the PRO button and then momentarily press the RST reset button and the (% style="color:red" %)**DO1 led**(%%) will change from OFF to ON. When (% style="color:red" %)**DO1 LED**(%%) is on, it means the device is in download mode.
1974 -
1975 -
1917 +Hold down the PRO button and then momentarily press the RST reset button and the **DO1 led** will change from OFF to ON. When **DO1 LED** is on, it means the device is in download mode.
1976 1976  )))
1977 1977  
1978 1978   [[image:image-20220524103407-12.png]]
... ... @@ -1984,7 +1984,6 @@
1984 1984  
1985 1985  (% style="color:red" %)**Notice**(%%): In case user has lost the program cable. User can hand made one from a 3.5mm cable. The pin mapping is:
1986 1986  
1987 -
1988 1988  [[image:1653360054704-518.png||height="186" width="745"]]
1989 1989  
1990 1990  
... ... @@ -1993,8 +1993,6 @@
1993 1993  
1994 1994  
1995 1995  == 5.2 How to change the LoRa Frequency Bands/Region? ==
1996 -
1997 -
1998 1998  )))
1999 1999  )))
2000 2000  
... ... @@ -2005,10 +2005,7 @@
2005 2005  (((
2006 2006  
2007 2007  
2008 -
2009 2009  == 5.3 How to set up LT to work with Single Channel Gateway such as LG01/LG02? ==
2010 -
2011 -
2012 2012  )))
2013 2013  
2014 2014  (((
... ... @@ -2021,33 +2021,25 @@
2021 2021  (((
2022 2022  Assume we have a LG02 working in the frequency 868400000 now , below is the step.
2023 2023  
2024 -
2025 2025  
2026 2026  )))
2027 2027  )))
2028 2028  
2029 2029  (((
2030 -(% style="color:blue" %)**Step1**(%%):  Log in TTN, Create an ABP device in the application and input the network session key (NETSKEY), app session key (APPSKEY) from the device.
2031 -
2032 -
1965 +(% style="color:#4f81bd" %)**Step1**(%%): Log in TTN, Create an ABP device in the application and input the network session key (NETSKEY), app session key (APPSKEY) from the device.
2033 2033  )))
2034 2034  
2035 2035  (((
2036 2036  [[image:1653360231087-571.png||height="401" width="727"]]
2037 -
2038 -
2039 2039  )))
2040 2040  
2041 2041  (((
2042 -(% style="color:red" %)**Note: user just need to make sure above three keys match, User can change either in TTN or Device to make then match. In TTN, NETSKEY and APPSKEY can be configured by user in setting page, but Device Addr is generated by TTN.**
1973 +(% style="color:red" %)Note: user just need to make sure above three keys match, User can change either in TTN or Device to make then match. In TTN, NETSKEY and APPSKEY can be configured by user in setting page, but Device Addr is generated by TTN.
2043 2043  )))
2044 2044  
2045 2045  
2046 -
2047 2047  (((
2048 -(% style="color:blue" %)**Step2**(%%)**:  **Run AT Command to make LT work in Single frequency & ABP mode. Below is the AT commands:
2049 -
2050 -
1978 +(% style="color:#4f81bd" %)**Step2**(%%)**: **Run AT Command to make LT work in Single frequency & ABP mode. Below is the AT commands:
2051 2051  )))
2052 2052  
2053 2053  (((
... ... @@ -2071,28 +2071,20 @@
2071 2071  [[image:1653360498588-932.png||height="485" width="726"]]
2072 2072  
2073 2073  
2074 -
2075 2075  == 5.4 Can I see counting event in Serial? ==
2076 2076  
2077 -
2078 2078  (((
2079 -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.
2005 +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.
2080 2080  
2081 2081  
2082 -
2083 2083  == 5.5 Can i use point to point communication for LT-22222-L? ==
2084 2084  
2085 -
2086 2086  Yes, please refer [[Point to Point Communication>>doc:Main. Point to Point Communication of LT-22222-L.WebHome]]
2087 -
2088 -
2089 -
2090 2090  )))
2091 2091  
2092 2092  (((
2093 2093  == 5.6 Why does the relay output become the default and open relay after the lt22222 is powered off? ==
2094 2094  
2095 -
2096 2096  If the device is not shut down, but directly powered off.
2097 2097  
2098 2098  It will default that this is a power-off state.
... ... @@ -2101,25 +2101,12 @@
2101 2101  
2102 2102  After restart, the status before power failure will be read from flash.
2103 2103  
2104 -
2105 -== 5.7 Can i set up LT-22222-L as a NC(Normal Close) Relay? ==
2106 -
2107 -LT-22222-L built-in relay is NO (Normal Open). User can use an external relay to achieve Normal Close purpose. Diagram as below:
2108 -
2109 -[[image:image-20221006170630-1.png||height="610" width="945"]]
2110 -
2111 -
2112 -
2113 2113  = 6. Trouble Shooting =
2114 -
2115 -
2116 2116  )))
2117 2117  
2118 2118  (((
2119 2119  (((
2120 -== 6.1 Downlink doesn't work, how to solve it? ==
2121 -
2122 -
2029 +== 6.1 Downlink doesn’t work, how to solve it? ==
2123 2123  )))
2124 2124  )))
2125 2125  
... ... @@ -2130,10 +2130,7 @@
2130 2130  (((
2131 2131  
2132 2132  
2133 -
2134 2134  == 6.2 Have trouble to upload image. ==
2135 -
2136 -
2137 2137  )))
2138 2138  
2139 2139  (((
... ... @@ -2143,10 +2143,7 @@
2143 2143  (((
2144 2144  
2145 2145  
2146 -
2147 -== 6.3 Why I can't join TTN in US915 /AU915 bands? ==
2148 -
2149 -
2050 +== 6.3 Why I can’t join TTN in US915 /AU915 bands? ==
2150 2150  )))
2151 2151  
2152 2152  (((
... ... @@ -2160,20 +2160,19 @@
2160 2160  
2161 2161  (% style="color:#4f81bd" %)**LT-22222-L-XXX:**
2162 2162  
2064 +
2163 2163  (% style="color:#4f81bd" %)**XXX:**
2164 2164  
2165 -* (% style="color:red" %)**EU433**(%%):  LT with frequency bands EU433
2166 -* (% style="color:red" %)**EU868**(%%):  LT with frequency bands EU868
2167 -* (% style="color:red" %)**KR920**(%%):  LT with frequency bands KR920
2168 -* (% style="color:red" %)**CN470**(%%):  LT with frequency bands CN470
2169 -* (% style="color:red" %)**AS923**(%%):  LT with frequency bands AS923
2170 -* (% style="color:red" %)**AU915**(%%):  LT with frequency bands AU915
2171 -* (% style="color:red" %)**US915**(%%):  LT with frequency bands US915
2172 -* (% style="color:red" %)**IN865**(%%):  LT with frequency bands IN865
2173 -* (% style="color:red" %)**CN779**(%%):  LT with frequency bands CN779
2067 +* (% style="color:#4f81bd" %)**EU433**(%%): LT with frequency bands EU433
2068 +* (% style="color:#4f81bd" %)**EU868**(%%): LT with frequency bands EU868
2069 +* (% style="color:#4f81bd" %)**KR920**(%%): LT with frequency bands KR920
2070 +* (% style="color:#4f81bd" %)**CN470**(%%): LT with frequency bands CN470
2071 +* (% style="color:#4f81bd" %)**AS923**(%%): LT with frequency bands AS923
2072 +* (% style="color:#4f81bd" %)**AU915**(%%): LT with frequency bands AU915
2073 +* (% style="color:#4f81bd" %)**US915**(%%): LT with frequency bands US915
2074 +* (% style="color:#4f81bd" %)**IN865**(%%): LT with frequency bands IN865
2075 +* (% style="color:#4f81bd" %)**CN779**(%%): LT with frequency bands CN779
2174 2174  
2175 -
2176 -
2177 2177  = 8. Packing Info =
2178 2178  
2179 2179  
... ... @@ -2191,25 +2191,18 @@
2191 2191  * Package Size / pcs : 14.5 x 8 x 5 cm
2192 2192  * Weight / pcs : 170g
2193 2193  
2194 -
2195 -
2196 2196  = 9. Support =
2197 2197  
2198 -
2199 2199  * (((
2200 2200  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.
2201 2201  )))
2202 2202  * (((
2203 2203  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]]
2204 -
2205 -
2206 -
2207 -
2208 2208  )))
2209 2209  
2210 2210  = 10. Reference​​​​​ =
2211 2211  
2212 -
2213 2213  * 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]]
2214 -* [[Datasheet, Document Base>>https://www.dropbox.com/sh/gxxmgks42tqfr3a/AACEdsj_mqzeoTOXARRlwYZ2a?dl=0]]
2106 +* [[Image Download>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/image/]]
2107 +* [[AT Command Manual>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/]]
2215 2215  * [[Hardware Source>>url:https://github.com/dragino/Lora/tree/master/LT/LT-33222-L/v1.0]]
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