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Last modified by Mengting Qiu on 2025/06/04 18:42
From version 92.1
edited by Bei Jinggeng
on 2022/08/24 15:31
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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Author
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1 -XWiki.Bei
1 +XWiki.Xiaoling
Content
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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:**
... ... @@ -36,13 +36,11 @@
36 36  )))
37 37  
38 38  (((
39 -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.
40 40  )))
41 41  
42 42  (((
43 43  2) User can set up a LoRaWAN gateway locally and configure the controller to connect to the gateway via wireless.
44 -
45 -
46 46  )))
47 47  
48 48  (((
... ... @@ -174,10 +174,9 @@
174 174  
175 175  == 1.3 Features ==
176 176  
177 -
178 178  * LoRaWAN Class A & Class C protocol
179 179  * Optional Customized LoRa Protocol
180 -* Frequency Bands: CN470/EU433/KR920/US915/EU868/AS923/AU915/RU864/IN865/MA869
178 +* Frequency Bands: CN470/EU433/KR920/US915/EU868/AS923/AU915/RU864/IN865
181 181  * AT Commands to change parameters
182 182  * Remote configure parameters via LoRa Downlink
183 183  * Firmware upgradable via program port
... ... @@ -185,9 +185,9 @@
185 185  
186 186  
187 187  
186 +
188 188  == 1.4  Applications ==
189 189  
190 -
191 191  * Smart Buildings & Home Automation
192 192  * Logistics and Supply Chain Management
193 193  * Smart Metering
... ... @@ -197,9 +197,9 @@
197 197  
198 198  
199 199  
198 +
200 200  == 1.5 Hardware Variants ==
201 201  
202 -
203 203  (% border="1" style="background-color:#f7faff; width:500px" %)
204 204  |(% style="width:103px" %)**Model**|(% style="width:131px" %)**Photo**|(% style="width:334px" %)**Description**
205 205  |(% style="width:103px" %)**LT22222-L**|(% style="width:131px" %)[[image:1653296302983-697.png]]|(% style="width:334px" %)(((
... ... @@ -214,7 +214,6 @@
214 214  
215 215  = 2. Power ON Device =
216 216  
217 -
218 218  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.
219 219  
220 220  (((
... ... @@ -229,24 +229,19 @@
229 229  
230 230  == 3.1 How it works? ==
231 231  
232 -
233 233  (((
234 -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. 
235 235  )))
236 236  
237 237  (((
238 -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.
239 239  )))
240 240  
241 241  
242 -
243 243  == 3.2 Example to join LoRaWAN network ==
244 244  
245 -
246 246  (((
247 247  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. 
248 -
249 -
250 250  )))
251 251  
252 252  [[image:image-20220523172350-1.png||height="266" width="864"]]
... ... @@ -254,8 +254,6 @@
254 254  
255 255  (((
256 256  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:
257 -
258 -
259 259  )))
260 260  
261 261  (((
... ... @@ -281,7 +281,6 @@
281 281  [[image:1653298023685-319.png]]
282 282  
283 283  
284 -
285 285  (((
286 286  (% 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.
287 287  )))
... ... @@ -292,21 +292,17 @@
292 292  
293 293  == 3.3 Uplink Payload ==
294 294  
295 -
296 296  There are five working modes + one interrupt mode on LT for different type application:
297 297  
298 -* (% style="color:blue" %)**MOD1**(%%): (default setting): 2 x ACI + 2AVI + DI + DO + RO
299 -* (% style="color:blue" %)**MOD2**(%%): Double DI Counting + DO + RO
300 -* (% style="color:blue" %)**MOD3**(%%): Single DI Counting + 2 x ACI + DO + RO
301 -* (% style="color:blue" %)**MOD4**(%%): Single DI Counting + 1 x Voltage Counting + DO + RO
302 -* (% style="color:blue" %)**MOD5**(%%): Single DI Counting + 2 x AVI + 1 x ACI + DO + RO
303 -* (% 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
304 304  
305 -
306 -
307 307  === 3.3.1 AT+MOD~=1, 2ACI+2AVI ===
308 308  
309 -
310 310  The uplink payload includes totally 9 bytes. Uplink packets use FPORT=2 and every 10 minutes send one uplink by default.
311 311  
312 312  [[image:image-20220523174024-3.png]]
... ... @@ -358,8 +358,6 @@
358 358  ** DO1 is high in case there is load between DO1 and V+.
359 359  ** DO1 LED is off in both case
360 360  
361 -
362 -
363 363  === 3.3.2 AT+MOD~=2, (Double DI Counting) ===
364 364  
365 365  
... ... @@ -396,7 +396,12 @@
396 396  (((
397 397  (((
398 398  **AT+MOD=2**
382 +)))
383 +)))
399 399  
385 +(% class="box infomessage" %)
386 +(((
387 +(((
400 400  **ATZ**
401 401  )))
402 402  )))
... ... @@ -409,33 +409,59 @@
409 409  
410 410  (((
411 411  **For LT22222-L:**
400 +)))
412 412  
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 +)))
413 413  
414 -(% 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 +)))
415 415  
416 -(% 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 +)))
417 417  
418 -(% 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 +)))
419 419  
420 -(% 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 +)))
421 421  
422 -(% style="color:blue" %)**AT+SETCNT=1,60**(%%)**   (Set COUNT1 value to 60)**
423 -
424 -(% 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)**
425 425  )))
442 +)))
426 426  
427 427  
428 428  
429 429  === 3.3.3 AT+MOD~=3, Single DI Counting + 2 x ACI ===
430 430  
431 -
432 432  **LT22222-L**: This mode the DI1 is used as a counting pin.
433 433  
434 434  [[image:image-20220523181246-5.png]]
435 435  
436 436  (((
437 -
438 -
439 439  (% style="color:#4f81bd" %)**DIDORO**(%%) is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below
440 440  )))
441 441  
... ... @@ -449,7 +449,6 @@
449 449  (% style="color:red" %)Note: DO3 is not valid for LT-22222-L.
450 450  )))
451 451  
452 -
453 453  (((
454 454  **To use counting mode, please run:**
455 455  )))
... ... @@ -458,7 +458,12 @@
458 458  (((
459 459  (((
460 460  **AT+MOD=3**
474 +)))
475 +)))
461 461  
477 +(% class="box infomessage" %)
478 +(((
479 +(((
462 462  **ATZ**
463 463  )))
464 464  )))
... ... @@ -503,13 +503,20 @@
503 503  (((
504 504  (((
505 505  **AT+MOD=4**
524 +)))
525 +)))
506 506  
527 +(% class="box infomessage" %)
528 +(((
529 +(((
507 507  **ATZ**
508 508  )))
509 509  )))
510 510  
534 +(((
535 +
536 +)))
511 511  
512 -
513 513  (((
514 514  Other AT Commands for counting are similar to [[MOD2 Counting Command>>||anchor="H3.3.2AT2BMOD3D22C28DoubleDICounting29"]].
515 515  )))
... ... @@ -518,16 +518,35 @@
518 518  
519 519  
520 520  **Plus below command for AVI1 Counting:**
546 +)))
521 521  
548 +(% class="box infomessage" %)
549 +(((
550 +(((
551 +**AT+SETCNT=3,60   (set AVI Count to 60)**
552 +)))
553 +)))
522 522  
523 -(% 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 +)))
524 524  
525 -(% 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 +)))
526 526  
527 -(% style="color:blue" %)**AT+VOLMAX=20000,0**(%%)**  (If AVI1 voltage lower than VOLMAX (20000mV =20v), counter increase 1)**
528 -
529 -(% 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)**
530 530  )))
574 +)))
531 531  
532 532  
533 533  
... ... @@ -564,7 +564,12 @@
564 564  (((
565 565  (((
566 566  **AT+MOD=5**
611 +)))
612 +)))
567 567  
614 +(% class="box infomessage" %)
615 +(((
616 +(((
568 568  **ATZ**
569 569  )))
570 570  )))
... ... @@ -582,8 +582,8 @@
582 582  
583 583  For example, if user has configured below commands:
584 584  
585 -* **AT+MOD=1 ** **~-~->**  The normal working mode
586 -* **AT+ADDMOD6=1**   **~-~->**  Enable trigger
634 +* **AT+MOD=1 ** **~-~->** The normal working mode
635 +* **AT+ADDMOD6=1**   **~-~->** Enable trigger
587 587  
588 588  LT will keep monitoring AV1/AV2/AC1/AC2 every 5 seconds; LT will send uplink packets in two cases:
589 589  
... ... @@ -590,9 +590,8 @@
590 590  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
591 591  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.**
592 592  
593 -(% style="color:#037691" %)**AT Command to set Trigger Condition**:
642 +**AT Command to set Trigger Condition**:
594 594  
595 -
596 596  (% style="color:#4f81bd" %)**Trigger base on voltage**:
597 597  
598 598  Format: AT+AVLIM=<AV1_LIMIT_LOW>,< AV1_LIMIT_HIGH>,<AV2_LIMIT_LOW>,< AV2_LIMIT_HIGH>
... ... @@ -627,7 +627,7 @@
627 627  AT+ DTRI =1,0   (Enable DI1 trigger / disable DI2 trigger)
628 628  
629 629  
630 -(% style="color:#037691" %)**Downlink Command to set Trigger Condition:**
678 +**Downlink Command to set Trigger Condition:**
631 631  
632 632  Type Code: 0xAA. Downlink command same as AT Command **AT+AVLIM, AT+ACLIM**
633 633  
... ... @@ -714,14 +714,14 @@
714 714  (((
715 715  
716 716  
717 -**Decoder for TTN/loraserver/ChirpStack**:  [[https:~~/~~/www.dropbox.com/sh/wtrzu7avdtkmn3z/AACK5NwOMkU9jnvf1uCMuqrVa?dl=0>>https://www.dropbox.com/sh/wtrzu7avdtkmn3z/AACK5NwOMkU9jnvf1uCMuqrVa?dl=0]]
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 +
718 718  )))
719 719  
720 720  
721 -
722 722  == 3.4 ​Configure LT via AT or Downlink ==
723 723  
724 -
725 725  User can configure LT I/O Controller via AT Commands or LoRaWAN Downlink Commands
726 726  
727 727  (((
... ... @@ -732,10 +732,8 @@
732 732  
733 733  * (% style="color:#4f81bd" %)**Sensor Related Commands**(%%): These commands are special designed for LT-22222-L.  User can see these commands below:
734 734  
735 -
736 736  === 3.4.1 Common Commands ===
737 737  
738 -
739 739  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]]
740 740  
741 741  
... ... @@ -742,72 +742,80 @@
742 742  
743 743  === 3.4.2 Sensor related commands ===
744 744  
745 -
746 746  ==== 3.4.2.1 Set Transmit Interval ====
747 747  
748 -
749 749  Set device uplink interval.
750 750  
751 -* (% style="color:#037691" %)**AT Command:**
795 +* AT Command:
752 752  
797 +(% class="box infomessage" %)
798 +(((
753 753  **AT+TDC=N **
800 +)))
754 754  
755 -
756 756  **Example: **AT+TDC=30000. Means set interval to 30 seconds
757 757  
758 758  
759 -* (% style="color:#037691" %)**Downlink Payload (prefix 0x01):**
805 +* Downlink Payload (prefix 0x01):
760 760  
807 +(% class="box infomessage" %)
808 +(((
761 761  **0x01 aa bb cc     ~/~/ Same as AT+TDC=0x(aa bb cc)**
810 +)))
762 762  
763 763  
764 764  
765 -
766 766  ==== 3.4.2.2 Set Work Mode (AT+MOD) ====
767 767  
768 -
769 769  Set work mode.
770 770  
771 -* (% style="color:#037691" %)**AT Command:**
818 +* AT Command:
772 772  
820 +(% class="box infomessage" %)
821 +(((
773 773  **AT+MOD=N  **
823 +)))
774 774  
775 -
776 776  **Example**: AT+MOD=2. Set work mode to Double DI counting mode
777 777  
778 778  
779 -* (% style="color:#037691" %)**Downlink Payload (prefix 0x0A):**
828 +* Downlink Payload (prefix 0x0A):
780 780  
781 -**0x0A aa    ** ~/~/ Same as AT+MOD=aa
830 +(% class="box infomessage" %)
831 +(((
832 +**0x0A aa     ~/~/ Same as AT+MOD=aa**
833 +)))
782 782  
783 783  
784 784  
785 -
786 786  ==== 3.4.2.3 Poll an uplink ====
787 787  
839 +* AT Command:
788 788  
789 -* (% style="color:#037691" %)**AT Command:**
790 -
791 791  There is no AT Command to poll uplink
792 792  
793 793  
794 -* (% style="color:#037691" %)**Downlink Payload (prefix 0x08):**
844 +* Downlink Payload (prefix 0x08):
795 795  
796 -**0x08 FF     **~/~/ Poll an uplink
846 +(% class="box infomessage" %)
847 +(((
848 +**0x08 FF     ~/~/ Poll an uplink,**
849 +)))
797 797  
798 798  **Example**: 0x08FF, ask device to send an Uplink
799 799  
800 800  
801 801  
802 -
803 803  ==== 3.4.2.4 Enable Trigger Mode ====
804 804  
805 -
806 806  Use of trigger mode, please check [[ADDMOD6>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
807 807  
808 -* (% style="color:#037691" %)**AT Command:**
859 +* AT Command:
809 809  
861 +(% class="box infomessage" %)
862 +(((
810 810  **AT+ADDMOD6=1 or 0**
864 +)))
811 811  
812 812  1: Enable Trigger Mode
813 813  
... ... @@ -814,38 +814,43 @@
814 814  0: Disable Trigger Mode
815 815  
816 816  
817 -* (% style="color:#037691" %)**Downlink Payload (prefix 0x0A 06):**
871 +* Downlink Payload (prefix 0x0A 06):
818 818  
819 -**0x0A 06 aa    ** ~/~/ Same as AT+ADDMOD6=aa
873 +(% class="box infomessage" %)
874 +(((
875 +**0x0A 06 aa     ~/~/ Same as AT+ADDMOD6=aa,**
876 +)))
820 820  
821 821  
822 822  
823 -
824 824  ==== 3.4.2.5 Poll trigger settings ====
825 825  
826 -
827 827  Poll trigger settings,
828 828  
829 -* (% style="color:#037691" %)**AT Command:**
884 +* AT Command:
830 830  
831 831  There is no AT Command for this feature.
832 832  
833 833  
834 -* (% style="color:#037691" %)**Downlink Payload (prefix 0x AB 06):**
889 +* Downlink Payload (prefix 0x AB 06):
835 835  
836 -**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 +)))
837 837  
838 838  
839 839  
840 -
841 841  ==== 3.4.2.6 Enable / Disable DI1/DI2/DI3 as trigger ====
842 842  
843 -
844 844  Enable Disable DI1/DI2/DI2 as trigger,
845 845  
846 -* (% style="color:#037691" %)**AT Command:**
902 +* AT Command:
847 847  
904 +(% class="box infomessage" %)
905 +(((
848 848  **Format: AT+DTRI=<DI1_TIRGGER_FlAG>,< DI2_TIRGGER_FlAG >**
907 +)))
849 849  
850 850  
851 851  **Example:**
... ... @@ -852,21 +852,25 @@
852 852  
853 853  AT+ DTRI =1,0   (Enable DI1 trigger / disable DI2 trigger)
854 854  
855 -* (% style="color:#037691" %)**Downlink Payload (prefix 0xAA 02):**
914 +* Downlink Payload (prefix 0xAA 02):
856 856  
857 -**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 +)))
858 858  
859 859  
860 860  
861 -
862 862  ==== 3.4.2.7 Trigger1 – Set DI1 or DI3 as trigger ====
863 863  
864 -
865 865  Set DI1 or DI3(for LT-33222-L) trigger.
866 866  
867 -* (% style="color:#037691" %)**AT Command:**
927 +* AT Command:
868 868  
929 +(% class="box infomessage" %)
930 +(((
869 869  **AT+TRIG1=a,b**
932 +)))
870 870  
871 871  a : Interrupt mode. 0: falling edge; 1: rising edge, 2: falling and raising edge(for MOD=1).
872 872  
... ... @@ -878,21 +878,26 @@
878 878  AT+TRIG1=1,100(set DI1 port to trigger on high level, valid signal is 100ms )
879 879  
880 880  
881 -* (% style="color:#037691" %)**Downlink Payload (prefix 0x09 01 ):**
882 -* **0x09 01 aa bb cc    ** ~/~/ same as AT+TRIG1=aa,0x(bb cc)
944 +* Downlink Payload (prefix 0x09 01 ):
883 883  
946 +(% class="box infomessage" %)
947 +(((
948 +**0x09 01 aa bb cc ~/~/ same as AT+TRIG1=aa,0x(bb cc)**
949 +)))
884 884  
885 885  
952 +
886 886  ==== 3.4.2.8 Trigger2 – Set DI2 as trigger ====
887 887  
888 -
889 889  Set DI2 trigger.
890 890  
891 -* (% style="color:#037691" %)**AT Command:**
957 +* AT Command:
892 892  
959 +(% class="box infomessage" %)
960 +(((
893 893  **AT+TRIG2=a,b**
962 +)))
894 894  
895 -
896 896  a : Interrupt mode. 0: falling edge; 1: rising edge, 2: falling and raising edge(for MOD=1).
897 897  
898 898  b : delay timing.
... ... @@ -903,82 +903,93 @@
903 903  AT+TRIG2=0,100(set DI1 port to trigger on low level, valid signal is 100ms )
904 904  
905 905  
906 -* (% style="color:#037691" %)**Downlink Payload (prefix 0x09 02 ):**
974 +* Downlink Payload (prefix 0x09 02 ):
907 907  
908 -**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 +)))
909 909  
910 910  
911 911  
912 -
913 913  ==== 3.4.2.9 Trigger – Set AC (current) as trigger ====
914 914  
915 -
916 916  Set current trigger , base on AC port. See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
917 917  
918 -* (% style="color:#037691" %)**AT Command**
987 +* AT Command:
919 919  
920 -**AT+ACLIM**
989 +(% class="box infomessage" %)
990 +(((
991 +**AT+ACLIM. **
992 +)))
921 921  
922 922  
923 -* (% style="color:#037691" %)**Downlink Payload (prefix 0xAA 01 )**
995 +* Downlink Payload (prefix 0xAA 01 ):
924 924  
925 -**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 +)))
926 926  
927 927  
928 928  
929 -
930 930  ==== 3.4.2.10 Trigger – Set AV (voltage) as trigger ====
931 931  
932 -
933 933  Set current trigger , base on AV port. See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
934 934  
935 -* (% style="color:#037691" %)**AT Command**
1008 +* AT Command:
936 936  
937 -**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 +)))
938 938  
939 939  
940 -* (% style="color:#037691" %)**Downlink Payload (prefix 0xAA 00 )**
1016 +* Downlink Payload (prefix 0xAA 00 ):
941 941  
942 -**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 +)))
943 943  
944 944  
945 945  
946 -
947 947  ==== 3.4.2.11 Trigger – Set minimum interval ====
948 948  
1027 +Set AV and AC trigger minimum interval, system won’t response to the second trigger within this set time after the first trigger.
949 949  
950 -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:
951 951  
952 -* (% 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 +)))
953 953  
954 -**AT+ATDC=5        ** Device won't response the second trigger within 5 minute after the first trigger.
955 955  
1037 +* Downlink Payload (prefix 0xAC ):
956 956  
957 -* (% style="color:#037691" %)**Downlink Payload (prefix 0xAC )**
958 -
959 -**0x AC aa bb   ** ~/~/ same as AT+ATDC=0x(aa bb)   . Unit (min)
960 -
1039 +(% class="box infomessage" %)
961 961  (((
962 -
963 -
964 -(% 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)**
965 965  )))
966 966  
967 967  
968 968  
969 -
970 970  ==== 3.4.2.12 DO ~-~- Control Digital Output DO1/DO2/DO3 ====
971 971  
1048 +* AT Command:
972 972  
973 -* (% style="color:#037691" %)**AT Command**
974 -
975 975  There is no AT Command to control Digital Output
976 976  
977 977  
978 -* (% style="color:#037691" %)**Downlink Payload (prefix 0x02)**
979 -* **0x02 aa bb cc     **~/~/ Set DO1/DO2/DO3 output
1053 +* Downlink Payload (prefix 0x02):
980 980  
1055 +(% class="box infomessage" %)
981 981  (((
1057 +**0x02 aa bb cc     ~/~/ Set DO1/DO2/DO3 output**
1058 +)))
1059 +
1060 +(((
982 982  If payload = 0x02010001, while there is load between V+ and DOx, it means set DO1 to low, DO2 to high and DO3 to low.
983 983  )))
984 984  
... ... @@ -998,20 +998,22 @@
998 998  
999 999  
1000 1000  
1001 -
1002 1002  ==== 3.4.2.13 DO ~-~- Control Digital Output DO1/DO2/DO3 with time control ====
1003 1003  
1082 +* AT Command:
1004 1004  
1005 -* (% style="color:#037691" %)**AT Command**
1006 -
1007 1007  There is no AT Command to control Digital Output
1008 1008  
1009 1009  
1010 -* (% style="color:#037691" %)**Downlink Payload (prefix 0xA9)**
1087 +* Downlink Payload (prefix 0xA9):
1011 1011  
1012 -**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 +)))
1013 1013  
1014 -
1015 1015  This is to control the digital output time of DO pin. Include four bytes:
1016 1016  
1017 1017  (% style="color:#4f81bd" %)**First Byte**(%%)**:** Type code (0xA9)
... ... @@ -1065,20 +1065,20 @@
1065 1065  
1066 1066  
1067 1067  
1068 -
1069 1069  ==== 3.4.2.14 Relay ~-~- Control Relay Output RO1/RO2 ====
1070 1070  
1151 +* AT Command:
1071 1071  
1072 -* (% style="color:#037691" %)**AT Command:**
1073 -
1074 1074  There is no AT Command to control Relay Output
1075 1075  
1076 1076  
1077 -* (% style="color:#037691" %)**Downlink Payload (prefix 0x03):**
1156 +* Downlink Payload (prefix 0x03):
1078 1078  
1079 -**0x03 aa bb     **~/~/ Set RO1/RO2 output
1158 +(% class="box infomessage" %)
1159 +(((
1160 +**0x03 aa bb     ~/~/ Set RO1/RO2 output**
1161 +)))
1080 1080  
1081 -
1082 1082  (((
1083 1083  If payload = 0x030100, it means set RO1 to close and RO2 to open.
1084 1084  )))
... ... @@ -1095,20 +1095,20 @@
1095 1095  
1096 1096  
1097 1097  
1098 -
1099 1099  ==== 3.4.2.15 Relay ~-~- Control Relay Output RO1/RO2 with time control ====
1100 1100  
1181 +* AT Command:
1101 1101  
1102 -* (% style="color:#037691" %)**AT Command:**
1103 -
1104 1104  There is no AT Command to control Relay Output
1105 1105  
1106 1106  
1107 -* (% style="color:#037691" %)**Downlink Payload (prefix 0x05):**
1186 +* Downlink Payload (prefix 0x05):
1108 1108  
1109 -**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 +)))
1110 1110  
1111 -
1112 1112  This is to control the relay output time of relay. Include four bytes:
1113 1113  
1114 1114  (% style="color:#4f81bd" %)**First Byte **(%%)**:** Type code (0x05)
... ... @@ -1122,7 +1122,7 @@
1122 1122  
1123 1123  (% style="color:#4f81bd" %)**Third Byte(bb)**(%%): Control Method and Ports status:
1124 1124  
1125 -[[image:image-20220714135731-1.png||height="406" width="627"]]
1206 +[[image:image-20220524093831-10.png]]
1126 1126  
1127 1127  
1128 1128  (% style="color:#4f81bd" %)**Fourth/Fifth Bytes(cc)**(%%): Latching time. Unit: ms
... ... @@ -1132,48 +1132,53 @@
1132 1132  
1133 1133  **Example payload:**
1134 1134  
1135 -**~1. 05 01 11 07 D**
1216 +**~1. 05 01 11 07 D0**
1136 1136  
1137 -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.
1138 1138  
1139 1139  **2. 05 01 10 07 D0**
1140 1140  
1141 -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.
1142 1142  
1143 1143  **3. 05 00 01 07 D0**
1144 1144  
1145 -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.
1146 1146  
1147 1147  **4. 05 00 00 07 D0**
1148 1148  
1149 -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.
1150 1150  
1151 1151  
1152 1152  
1153 -
1154 1154  ==== 3.4.2.16 Counting ~-~- Voltage threshold counting ====
1155 1155  
1156 -
1157 1157  When voltage exceed the threshold, count. Feature see [[MOD4>>||anchor="H3.3.4AT2BMOD3D42CSingleDICounting2B1xVoltageCounting"]]
1158 1158  
1159 -* (% style="color:#037691" %)**AT Command:**
1238 +* AT Command:
1160 1160  
1161 -**AT+VOLMAX   ** ~/~/ See [[MOD4>>||anchor="H3.3.4AT2BMOD3D42CSingleDICounting2B1xVoltageCounting"]]
1240 +(% class="box infomessage" %)
1241 +(((
1242 +**AT+VOLMAX    ~/~/ See [[MOD4>>||anchor="H3.3.4AT2BMOD3D42CSingleDICounting2B1xVoltageCounting"]]**
1243 +)))
1162 1162  
1163 1163  
1164 -* (% style="color:#037691" %)**Downlink Payload (prefix 0xA5):**
1246 +* Downlink Payload (prefix 0xA5):
1165 1165  
1166 -**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 +)))
1167 1167  
1168 1168  
1169 1169  
1170 -
1171 1171  ==== 3.4.2.17 Counting ~-~- Pre-configure the Count Number ====
1172 1172  
1257 +* AT Command:
1173 1173  
1174 -* (% style="color:#037691" %)**AT Command:**
1175 -
1259 +(% class="box infomessage" %)
1260 +(((
1176 1176  **AT+SETCNT=aa,(bb cc dd ee) **
1262 +)))
1177 1177  
1178 1178  aa: 1: Set count1,
1179 1179  
... ... @@ -1184,139 +1184,60 @@
1184 1184  Bb cc dd ee: number to be set
1185 1185  
1186 1186  
1187 -* (% style="color:#037691" %)**Downlink Payload (prefix 0xA8):**
1273 +* Downlink Payload (prefix 0xA8):
1188 1188  
1189 -**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 +)))
1190 1190  
1191 1191  
1192 1192  
1193 -
1194 1194  ==== 3.4.2.18 Counting ~-~- Clear Counting ====
1195 1195  
1196 -
1197 1197  Clear counting for counting mode
1198 1198  
1199 -* (% style="color:#037691" %)**AT Command:**
1286 +* AT Command:
1200 1200  
1201 -**AT+CLRCOUNT ** ~/~/ clear all counting
1288 +(% class="box infomessage" %)
1289 +(((
1290 +**AT+CLRCOUNT ~/~/ clear all counting**
1291 +)))
1202 1202  
1293 +* Downlink Payload (prefix 0xA6):
1203 1203  
1204 -* (% style="color:#037691" %)**Downlink Payload (prefix 0xA6):**
1295 +(% class="box infomessage" %)
1296 +(((
1297 +**0x A6 01     ~/~/ clear all counting,**
1298 +)))
1205 1205  
1206 -**0x A6 01    ** ~/~/ clear all counting
1207 1207  
1208 1208  
1209 -
1210 -
1211 1211  ==== 3.4.2.19 Counting ~-~- Change counting mode save time ====
1212 1212  
1304 +* AT Command:
1213 1213  
1214 -* (% style="color:#037691" %)**AT Command:**
1215 -
1216 -**AT+COUTIME=60  **~/~/ Set save time to 60 seconds. Device will save the counting result in internal flash every 60 seconds. (min value: 30)
1217 -
1218 -
1219 -* (% style="color:#037691" %)**Downlink Payload (prefix 0xA7):**
1220 -
1221 -**0x A7 aa bb cc     **~/~/ same as AT+COUTIME =aa bb cc,
1222 -
1306 +(% class="box infomessage" %)
1223 1223  (((
1224 -range: aa bb cc:0 to 16777215,  (unit:second)
1225 -
1226 -
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)**
1227 1227  )))
1228 1228  
1229 -==== 3.4.2.20 Reset save DR DO state ====
1311 +* Downlink Payload (prefix 0xA7):
1230 1230  
1231 -* (% style="color:#037691" %)**AT Command:**
1232 -
1233 -**AT+RODORET=1  **~/~/ RODO will close when the device joining the network. (default)
1234 -
1235 -**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.
1236 -
1237 -
1238 -* (% style="color:#037691" %)**Downlink Payload (prefix 0xAD):**
1239 -
1240 -**0x AD aa      **~/~/ same as AT+RODORET =aa
1241 -
1313 +(% class="box infomessage" %)
1242 1242  (((
1243 -
1244 -
1245 -==== 3.4.2.21 Encrypted payload ====
1246 -
1247 -* (% style="color:#037691" %)**AT Command:**
1248 -
1249 -**AT+DECRYPT=1  **~/~/ The payload is uploaded without encryption
1250 -
1251 -**AT+DECRYPT=0  **~/~/Encrypt when uploading payload (default)
1252 -
1253 -
1254 -==== 3.4.2.22 Get sensor value ====
1255 -
1256 -* (% style="color:#037691" %)**AT Command:**
1257 -
1258 -**AT+GETSENSORVALUE=0  **~/~/ The serial port gets the reading of the current sensor
1259 -
1260 -**AT+GETSENSORVALUE=1  **~/~/The serial port gets the current sensor reading and uploads it.
1261 -
1262 -
1263 -==== 3.4.2.23 Resets the downlink packet count ====
1264 -
1265 -* (% style="color:#037691" %)**AT Command:**
1266 -
1267 -**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)
1268 -
1269 -**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.
1270 -
1271 -
1272 -==== 3.4.2.24 When the limit bytes are exceeded, upload in batches ====
1273 -
1274 -* (% style="color:#037691" %)**AT Command:**
1275 -
1276 - **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)
1277 -
1278 - **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.
1279 -
1280 -
1281 -* (% style="color:#037691" %)**Downlink Payload **(%%)**:**
1282 -
1283 -**0x21 00 01 ** ~/~/ Set  the DISMACANS=1
1284 -
1285 -==== 3.4.2.25 Copy downlink to uplink ====
1286 -
1287 -* (% style="color:#037691" %)**AT Command**(%%)**:**
1288 -
1289 - **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.
1290 -
1291 -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.
1292 -
1293 -[[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"]]
1294 -
1295 -For example, sending 11 22 33 44 55 66 77 will return invalid configuration 00 11 22 33 44 55 66 77.
1296 -
1297 -[[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"]]
1298 -
1299 -For example, if 01 00 02 58 is issued, a valid configuration of 01 01 00 02 58 will be returned.
1300 -
1301 -
1302 -
1303 -==== 3.4.2.26 Query version number and frequency band 、TDC ====
1304 -
1305 -* (((
1306 -(% style="color:#037691" %)**Downlink Payload**(%%)**: 26 01  ** ~/~/ Downlink 26 01 can query device upload frequency, frequency band, software version number, TDC time.
1315 +**0x A7 aa bb cc     ~/~/ same as AT+COUTIME =aa bb cc,**
1307 1307  )))
1308 1308  
1309 -Example：
1318 +(((
1319 +range: aa bb cc:0 to 16777215,  (unit:second)
1310 1310  
1311 -[[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"]]
1312 -
1313 -
1314 1314  
1315 1315  )))
1316 1316  
1324 +
1317 1317  == 3.5 Integrate with Mydevice ==
1318 1318  
1319 -
1320 1320  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:
1321 1321  
1322 1322  (((
... ... @@ -1325,15 +1325,14 @@
1325 1325  
1326 1326  (((
1327 1327  (% 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:
1328 -
1329 -
1330 1330  )))
1331 1331  
1332 -[[image:image-20220719105525-1.png||height="377" width="677"]]
1337 +[[image:1653356737703-362.png||height="232" width="732"]]
1333 1333  
1339 +[[image:image-20220524094641-11.png||height="390" width="723"]]
1334 1334  
1335 1335  
1336 -[[image:image-20220719110247-2.png||height="388" width="683"]]
1342 +[[image:image-20220524094641-12.png||height="402" width="718"]]
1337 1337  
1338 1338  
1339 1339  (% style="color:blue" %)**Step 3**(%%): Create an account or log in Mydevices.
... ... @@ -1366,10 +1366,8 @@
1366 1366  
1367 1367  == 3.6 Interface Detail ==
1368 1368  
1369 -
1370 1370  === 3.6.1 Digital Input Port: DI1/DI2 /DI3 ( For LT-33222-L, low active ) ===
1371 1371  
1372 -
1373 1373  Support NPN Type sensor
1374 1374  
1375 1375  [[image:1653356991268-289.png]]
... ... @@ -1378,7 +1378,6 @@
1378 1378  
1379 1379  === 3.6.2 Digital Input Port: DI1/DI2 ( For LT-22222-L) ===
1380 1380  
1381 -
1382 1382  (((
1383 1383  The DI port of LT-22222-L can support NPN or PNP output sensor.
1384 1384  )))
... ... @@ -1385,9 +1385,7 @@
1385 1385  
1386 1386  (((
1387 1387  (((
1388 -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.
1389 -
1390 -
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
1391 1391  )))
1392 1392  )))
1393 1393  
... ... @@ -1432,8 +1432,6 @@
1432 1432  
1433 1433  (((
1434 1434  
1435 -
1436 -
1437 1437  )))
1438 1438  
1439 1439  (((
... ... @@ -1465,8 +1465,6 @@
1465 1465  
1466 1466  (((
1467 1467  
1468 -
1469 -
1470 1470  )))
1471 1471  
1472 1472  (((
... ... @@ -1500,7 +1500,6 @@
1500 1500  
1501 1501  === 3.6.3 Digital Output Port: DO1/DO2 /DO3 ===
1502 1502  
1503 -
1504 1504  NPN output: GND or Float. Max voltage can apply to output pin is 36v.
1505 1505  
1506 1506  [[image:1653357531600-905.png]]
... ... @@ -1509,7 +1509,6 @@
1509 1509  
1510 1510  === 3.6.4 Analog Input Interface ===
1511 1511  
1512 -
1513 1513  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:
1514 1514  
1515 1515  
... ... @@ -1541,7 +1541,6 @@
1541 1541  
1542 1542  === 3.6.5 Relay Output ===
1543 1543  
1544 -
1545 1545  (((
1546 1546  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:
1547 1547  )))
... ... @@ -1554,17 +1554,13 @@
1554 1554  
1555 1555  == 3.7 LEDs Indicators ==
1556 1556  
1557 -
1558 1558  [[image:image-20220524100748-11.png]]
1559 1559  
1560 1560  
1561 -
1562 1562  = 4. Use AT Command =
1563 1563  
1564 -
1565 1565  == 4.1 Access AT Command ==
1566 1566  
1567 -
1568 1568  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.
1569 1569  
1570 1570  [[image:1653358238933-385.png]]
... ... @@ -1763,6 +1763,8 @@
1763 1763  
1764 1764  (((
1765 1765  AT+CFG: Print all settings
1756 +
1757 +
1766 1766  )))
1767 1767  
1768 1768  
... ... @@ -1769,7 +1769,6 @@
1769 1769  
1770 1770  == 4.2 Common AT Command Sequence ==
1771 1771  
1772 -
1773 1773  === 4.2.1 Multi-channel ABP mode (Use with SX1301/LG308) ===
1774 1774  
1775 1775  (((
... ... @@ -1809,6 +1809,8 @@
1809 1809  
1810 1810  (((
1811 1811  (% style="background-color:#dcdcdc" %)ATZ
1803 +
1804 +
1812 1812  )))
1813 1813  
1814 1814  
... ... @@ -1880,8 +1880,6 @@
1880 1880  2. Make sure the LG01/02 gateway RX frequency is exactly the same as AT+CHS setting.
1881 1881  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.
1882 1882  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
1883 -
1884 -
1885 1885  )))
1886 1886  
1887 1887  (((
... ... @@ -1895,16 +1895,13 @@
1895 1895  
1896 1896  === 4.2.3 Change to Class A ===
1897 1897  
1898 -
1899 1899  If sensor JOINED
1900 1900  (% style="background-color:#dcdcdc" %)AT+CLASS=A
1901 1901  ATZ
1902 1902  
1903 1903  
1904 -
1905 1905  = 5. FAQ =
1906 1906  
1907 -
1908 1908  == 5.1 How to upgrade the image? ==
1909 1909  
1910 1910  
... ... @@ -1926,9 +1926,7 @@
1926 1926  
1927 1927  
1928 1928  (% style="color:blue" %)**For LT-22222-L**(%%):
1929 -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.
1930 -
1931 -
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.
1932 1932  )))
1933 1933  
1934 1934   [[image:image-20220524103407-12.png]]
... ... @@ -1940,7 +1940,6 @@
1940 1940  
1941 1941  (% 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:
1942 1942  
1943 -
1944 1944  [[image:1653360054704-518.png||height="186" width="745"]]
1945 1945  
1946 1946  
... ... @@ -1949,8 +1949,6 @@
1949 1949  
1950 1950  
1951 1951  == 5.2 How to change the LoRa Frequency Bands/Region? ==
1952 -
1953 -
1954 1954  )))
1955 1955  )))
1956 1956  
... ... @@ -1961,10 +1961,7 @@
1961 1961  (((
1962 1962  
1963 1963  
1964 -
1965 1965  == 5.3 How to set up LT to work with Single Channel Gateway such as LG01/LG02? ==
1966 -
1967 -
1968 1968  )))
1969 1969  
1970 1970  (((
... ... @@ -1982,7 +1982,7 @@
1982 1982  )))
1983 1983  
1984 1984  (((
1985 -(% 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.
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.
1986 1986  )))
1987 1987  
1988 1988  (((
... ... @@ -1990,12 +1990,12 @@
1990 1990  )))
1991 1991  
1992 1992  (((
1993 -(% 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.
1994 1994  )))
1995 1995  
1996 1996  
1997 1997  (((
1998 -(% style="color:blue" %)**Step2**(%%)**:  **Run AT Command to make LT work in Single frequency & ABP mode. Below is the AT commands:
1978 +(% style="color:#4f81bd" %)**Step2**(%%)**: **Run AT Command to make LT work in Single frequency & ABP mode. Below is the AT commands:
1999 1999  )))
2000 2000  
2001 2001  (((
... ... @@ -2019,28 +2019,20 @@
2019 2019  [[image:1653360498588-932.png||height="485" width="726"]]
2020 2020  
2021 2021  
2022 -
2023 2023  == 5.4 Can I see counting event in Serial? ==
2024 2024  
2025 -
2026 2026  (((
2027 -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.
2028 2028  
2029 2029  
2030 -
2031 2031  == 5.5 Can i use point to point communication for LT-22222-L? ==
2032 2032  
2033 -
2034 2034  Yes, please refer [[Point to Point Communication>>doc:Main. Point to Point Communication of LT-22222-L.WebHome]]
2035 -
2036 -
2037 -
2038 2038  )))
2039 2039  
2040 2040  (((
2041 2041  == 5.6 Why does the relay output become the default and open relay after the lt22222 is powered off? ==
2042 2042  
2043 -
2044 2044  If the device is not shut down, but directly powered off.
2045 2045  
2046 2046  It will default that this is a power-off state.
... ... @@ -2049,16 +2049,12 @@
2049 2049  
2050 2050  After restart, the status before power failure will be read from flash.
2051 2051  
2052 -
2053 -
2054 2054  = 6. Trouble Shooting =
2055 2055  )))
2056 2056  
2057 2057  (((
2058 2058  (((
2059 -== 6.1 Downlink doesn't work, how to solve it? ==
2060 -
2061 -
2029 +== 6.1 Downlink doesn’t work, how to solve it? ==
2062 2062  )))
2063 2063  )))
2064 2064  
... ... @@ -2069,10 +2069,7 @@
2069 2069  (((
2070 2070  
2071 2071  
2072 -
2073 2073  == 6.2 Have trouble to upload image. ==
2074 -
2075 -
2076 2076  )))
2077 2077  
2078 2078  (((
... ... @@ -2082,10 +2082,7 @@
2082 2082  (((
2083 2083  
2084 2084  
2085 -
2086 -== 6.3 Why I can't join TTN in US915 /AU915 bands? ==
2087 -
2088 -
2050 +== 6.3 Why I can’t join TTN in US915 /AU915 bands? ==
2089 2089  )))
2090 2090  
2091 2091  (((
... ... @@ -2099,17 +2099,18 @@
2099 2099  
2100 2100  (% style="color:#4f81bd" %)**LT-22222-L-XXX:**
2101 2101  
2064 +
2102 2102  (% style="color:#4f81bd" %)**XXX:**
2103 2103  
2104 -* (% style="color:red" %)**EU433**(%%):  LT with frequency bands EU433
2105 -* (% style="color:red" %)**EU868**(%%):  LT with frequency bands EU868
2106 -* (% style="color:red" %)**KR920**(%%):  LT with frequency bands KR920
2107 -* (% style="color:red" %)**CN470**(%%):  LT with frequency bands CN470
2108 -* (% style="color:red" %)**AS923**(%%):  LT with frequency bands AS923
2109 -* (% style="color:red" %)**AU915**(%%):  LT with frequency bands AU915
2110 -* (% style="color:red" %)**US915**(%%):  LT with frequency bands US915
2111 -* (% style="color:red" %)**IN865**(%%):  LT with frequency bands IN865
2112 -* (% 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
2113 2113  
2114 2114  = 8. Packing Info =
2115 2115  
... ... @@ -2130,23 +2130,16 @@
2130 2130  
2131 2131  = 9. Support =
2132 2132  
2133 -
2134 2134  * (((
2135 2135  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.
2136 2136  )))
2137 2137  * (((
2138 2138  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]]
2139 -
2140 -
2141 -
2142 -
2143 2143  )))
2144 2144  
2145 2145  = 10. Reference​​​​​ =
2146 2146  
2147 -
2148 2148  * 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]]
2149 -* [[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/]]
2150 2150  * [[Hardware Source>>url:https://github.com/dragino/Lora/tree/master/LT/LT-33222-L/v1.0]]
2151 -
2152 -
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