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Last modified by Mengting Qiu on 2025/06/04 18:42
From version 90.11
edited by Xiaoling
on 2022/08/18 13:48
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To version 82.9
edited by Xiaoling
on 2022/06/20 11:19
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:**
... ... @@ -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  (((
... ... @@ -174,7 +174,6 @@
174 174  
175 175  == 1.3 Features ==
176 176  
177 -
178 178  * LoRaWAN Class A & Class C protocol
179 179  * Optional Customized LoRa Protocol
180 180  * Frequency Bands: CN470/EU433/KR920/US915/EU868/AS923/AU915/RU864/IN865
... ... @@ -186,10 +186,8 @@
186 186  
187 187  
188 188  
189 -
190 190  == 1.4  Applications ==
191 191  
192 -
193 193  * Smart Buildings & Home Automation
194 194  * Logistics and Supply Chain Management
195 195  * Smart Metering
... ... @@ -200,10 +200,8 @@
200 200  
201 201  
202 202  
203 -
204 204  == 1.5 Hardware Variants ==
205 205  
206 -
207 207  (% border="1" style="background-color:#f7faff; width:500px" %)
208 208  |(% style="width:103px" %)**Model**|(% style="width:131px" %)**Photo**|(% style="width:334px" %)**Description**
209 209  |(% style="width:103px" %)**LT22222-L**|(% style="width:131px" %)[[image:1653296302983-697.png]]|(% style="width:334px" %)(((
... ... @@ -217,10 +217,8 @@
217 217  
218 218  
219 219  
220 -
221 221  = 2. Power ON Device =
222 222  
223 -
224 224  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.
225 225  
226 226  (((
... ... @@ -235,24 +235,19 @@
235 235  
236 236  == 3.1 How it works? ==
237 237  
238 -
239 239  (((
240 -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. 
231 +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. 
241 241  )))
242 242  
243 243  (((
244 -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.
235 +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.
245 245  )))
246 246  
247 247  
248 -
249 249  == 3.2 Example to join LoRaWAN network ==
250 250  
251 -
252 252  (((
253 253  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. 
254 -
255 -
256 256  )))
257 257  
258 258  [[image:image-20220523172350-1.png||height="266" width="864"]]
... ... @@ -260,8 +260,6 @@
260 260  
261 261  (((
262 262  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:
263 -
264 -
265 265  )))
266 266  
267 267  (((
... ... @@ -287,7 +287,6 @@
287 287  [[image:1653298023685-319.png]]
288 288  
289 289  
290 -
291 291  (((
292 292  (% 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.
293 293  )))
... ... @@ -298,23 +298,20 @@
298 298  
299 299  == 3.3 Uplink Payload ==
300 300  
301 -
302 302  There are five working modes + one interrupt mode on LT for different type application:
303 303  
304 -* (% style="color:blue" %)**MOD1**(%%): (default setting): 2 x ACI + 2AVI + DI + DO + RO
305 -* (% style="color:blue" %)**MOD2**(%%): Double DI Counting + DO + RO
306 -* (% style="color:blue" %)**MOD3**(%%): Single DI Counting + 2 x ACI + DO + RO
307 -* (% style="color:blue" %)**MOD4**(%%): Single DI Counting + 1 x Voltage Counting + DO + RO
308 -* (% style="color:blue" %)**MOD5**(%%): Single DI Counting + 2 x AVI + 1 x ACI + DO + RO
309 -* (% style="color:blue" %)**ADDMOD6**(%%): Trigger Mode, Optional, used together with MOD1 ~~ MOD5
287 +* **MOD1**: (default setting): 2 x ACI + 2AVI + DI + DO + RO
288 +* **MOD2**: Double DI Counting + DO + RO
289 +* **MOD3**: Single DI Counting + 2 x ACI + DO + RO
290 +* **MOD4**: Single DI Counting + 1 x Voltage Counting + DO + RO
291 +* **MOD5**: Single DI Counting + 2 x AVI + 1 x ACI + DO + RO
292 +* **ADDMOD6**: Trigger Mode, Optional, used together with MOD1 ~~ MOD5
310 310  
311 311  
312 312  
313 313  
314 -
315 315  === 3.3.1 AT+MOD~=1, 2ACI+2AVI ===
316 316  
317 -
318 318  The uplink payload includes totally 9 bytes. Uplink packets use FPORT=2 and every 10 minutes send one uplink by default.
319 319  
320 320  [[image:image-20220523174024-3.png]]
... ... @@ -351,6 +351,7 @@
351 351  * [1] RO1 relay channel is close and the RO1 LED is ON.
352 352  * [0] RO2 relay channel is open and RO2 LED is OFF;
353 353  
335 +
354 354  **LT22222-L:**
355 355  
356 356  * [1] DI2 channel is high input and DI2 LED is ON;
... ... @@ -369,7 +369,6 @@
369 369  
370 370  
371 371  
372 -
373 373  === 3.3.2 AT+MOD~=2, (Double DI Counting) ===
374 374  
375 375  
... ... @@ -406,7 +406,12 @@
406 406  (((
407 407  (((
408 408  **AT+MOD=2**
390 +)))
391 +)))
409 409  
393 +(% class="box infomessage" %)
394 +(((
395 +(((
410 410  **ATZ**
411 411  )))
412 412  )))
... ... @@ -419,33 +419,59 @@
419 419  
420 420  (((
421 421  **For LT22222-L:**
408 +)))
422 422  
410 +(% class="box infomessage" %)
411 +(((
412 +(((
413 +**AT+TRIG1=0,100 (set DI1 port to trigger on low level, valid signal is 100ms) **
414 +)))
415 +)))
423 423  
424 -(% style="color:blue" %)**AT+TRIG1=0,100**(%%)**  (set DI1 port to trigger on low level, valid signal is 100ms) **
417 +(% class="box infomessage" %)
418 +(((
419 +(((
420 +**AT+TRIG1=1,100(set DI1 port to trigger on high level, valid signal is 100ms ) **
421 +)))
422 +)))
425 425  
426 -(% style="color:blue" %)**AT+TRIG1=1,100**(%%)**  (set DI1 port to trigger on high level, valid signal is 100ms ) **
424 +(% class="box infomessage" %)
425 +(((
426 +(((
427 +**AT+TRIG2=0,100 (set DI2 port to trigger on low level, valid signal is 100ms) **
428 +)))
429 +)))
427 427  
428 -(% style="color:blue" %)**AT+TRIG2=0,100**(%%)**  (set DI2 port to trigger on low level, valid signal is 100ms) **
431 +(% class="box infomessage" %)
432 +(((
433 +(((
434 +**AT+TRIG2=1,100 (set DI2 port to trigger on high level, valid signal is 100ms ) **
435 +)))
436 +)))
429 429  
430 -(% style="color:blue" %)**AT+TRIG2=1,100**(%%)**  (set DI2 port to trigger on high level, valid signal is 100ms ) **
438 +(% class="box infomessage" %)
439 +(((
440 +(((
441 +**AT+SETCNT=1,60   (Set COUNT1 value to 60)**
442 +)))
443 +)))
431 431  
432 -(% style="color:blue" %)**AT+SETCNT=1,60**(%%)**   (Set COUNT1 value to 60)**
433 -
434 -(% style="color:blue" %)**AT+SETCNT=2,60**(%%)**   (Set COUNT2 value to 60)**
445 +(% class="box infomessage" %)
446 +(((
447 +(((
448 +**AT+SETCNT=2,60   (Set COUNT2 value to 60)**
435 435  )))
450 +)))
436 436  
437 437  
438 438  
439 439  === 3.3.3 AT+MOD~=3, Single DI Counting + 2 x ACI ===
440 440  
441 -
442 442  **LT22222-L**: This mode the DI1 is used as a counting pin.
443 443  
444 444  [[image:image-20220523181246-5.png]]
445 445  
446 446  (((
447 -
448 -
449 449  (% style="color:#4f81bd" %)**DIDORO**(%%) is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below
450 450  )))
451 451  
... ... @@ -459,7 +459,6 @@
459 459  (% style="color:red" %)Note: DO3 is not valid for LT-22222-L.
460 460  )))
461 461  
462 -
463 463  (((
464 464  **To use counting mode, please run:**
465 465  )))
... ... @@ -468,7 +468,12 @@
468 468  (((
469 469  (((
470 470  **AT+MOD=3**
482 +)))
483 +)))
471 471  
485 +(% class="box infomessage" %)
486 +(((
487 +(((
472 472  **ATZ**
473 473  )))
474 474  )))
... ... @@ -513,13 +513,20 @@
513 513  (((
514 514  (((
515 515  **AT+MOD=4**
532 +)))
533 +)))
516 516  
535 +(% class="box infomessage" %)
536 +(((
537 +(((
517 517  **ATZ**
518 518  )))
519 519  )))
520 520  
542 +(((
543 +
544 +)))
521 521  
522 -
523 523  (((
524 524  Other AT Commands for counting are similar to [[MOD2 Counting Command>>||anchor="H3.3.2AT2BMOD3D22C28DoubleDICounting29"]].
525 525  )))
... ... @@ -528,16 +528,35 @@
528 528  
529 529  
530 530  **Plus below command for AVI1 Counting:**
554 +)))
531 531  
556 +(% class="box infomessage" %)
557 +(((
558 +(((
559 +**AT+SETCNT=3,60   (set AVI Count to 60)**
560 +)))
561 +)))
532 532  
533 -(% style="color:blue" %)**AT+SETCNT=3,60**(%%)**  (set AVI Count to 60)**
563 +(% class="box infomessage" %)
564 +(((
565 +(((
566 +**AT+VOLMAX=20000   (If AVI1 voltage higher than VOLMAX (20000mV =20v), counter increase 1)**
567 +)))
568 +)))
534 534  
535 -(% style="color:blue" %)**AT+VOLMAX=20000**(%%)**  (If AVI1 voltage higher than VOLMAX (20000mV =20v), counter increase 1)**
570 +(% class="box infomessage" %)
571 +(((
572 +(((
573 +**AT+VOLMAX=20000,0   (If AVI1 voltage lower than VOLMAX (20000mV =20v), counter increase 1)**
574 +)))
575 +)))
536 536  
537 -(% style="color:blue" %)**AT+VOLMAX=20000,0**(%%)**  (If AVI1 voltage lower than VOLMAX (20000mV =20v), counter increase 1)**
538 -
539 -(% style="color:blue" %)**AT+VOLMAX=20000,1**(%%)**  (If AVI1 voltage higer than VOLMAX (20000mV =20v), counter increase 1)**
577 +(% class="box infomessage" %)
578 +(((
579 +(((
580 +**AT+VOLMAX=20000,1   (If AVI1 voltage higer than VOLMAX (20000mV =20v), counter increase 1)**
540 540  )))
582 +)))
541 541  
542 542  
543 543  
... ... @@ -574,7 +574,12 @@
574 574  (((
575 575  (((
576 576  **AT+MOD=5**
619 +)))
620 +)))
577 577  
622 +(% class="box infomessage" %)
623 +(((
624 +(((
578 578  **ATZ**
579 579  )))
580 580  )))
... ... @@ -592,8 +592,8 @@
592 592  
593 593  For example, if user has configured below commands:
594 594  
595 -* **AT+MOD=1 ** **~-~->**  The normal working mode
596 -* **AT+ADDMOD6=1**   **~-~->**  Enable trigger
642 +* **AT+MOD=1 ** **~-~->** The normal working mode
643 +* **AT+ADDMOD6=1**   **~-~->** Enable trigger
597 597  
598 598  LT will keep monitoring AV1/AV2/AC1/AC2 every 5 seconds; LT will send uplink packets in two cases:
599 599  
... ... @@ -600,9 +600,8 @@
600 600  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
601 601  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.**
602 602  
603 -(% style="color:#037691" %)**AT Command to set Trigger Condition**:
650 +**AT Command to set Trigger Condition**:
604 604  
605 -
606 606  (% style="color:#4f81bd" %)**Trigger base on voltage**:
607 607  
608 608  Format: AT+AVLIM=<AV1_LIMIT_LOW>,< AV1_LIMIT_HIGH>,<AV2_LIMIT_LOW>,< AV2_LIMIT_HIGH>
... ... @@ -637,7 +637,7 @@
637 637  AT+ DTRI =1,0   (Enable DI1 trigger / disable DI2 trigger)
638 638  
639 639  
640 -(% style="color:#037691" %)**Downlink Command to set Trigger Condition:**
686 +**Downlink Command to set Trigger Condition:**
641 641  
642 642  Type Code: 0xAA. Downlink command same as AT Command **AT+AVLIM, AT+ACLIM**
643 643  
... ... @@ -724,14 +724,14 @@
724 724  (((
725 725  
726 726  
727 -**Decoder for TTN/loraserver/ChirpStack**:  [[https:~~/~~/www.dropbox.com/sh/wtrzu7avdtkmn3z/AACK5NwOMkU9jnvf1uCMuqrVa?dl=0>>https://www.dropbox.com/sh/wtrzu7avdtkmn3z/AACK5NwOMkU9jnvf1uCMuqrVa?dl=0]]
773 +**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/]]
774 +
775 +
728 728  )))
729 729  
730 730  
731 -
732 732  == 3.4 ​Configure LT via AT or Downlink ==
733 733  
734 -
735 735  User can configure LT I/O Controller via AT Commands or LoRaWAN Downlink Commands
736 736  
737 737  (((
... ... @@ -742,12 +742,8 @@
742 742  
743 743  * (% style="color:#4f81bd" %)**Sensor Related Commands**(%%): These commands are special designed for LT-22222-L.  User can see these commands below:
744 744  
745 -
746 -
747 -
748 748  === 3.4.1 Common Commands ===
749 749  
750 -
751 751  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]]
752 752  
753 753  
... ... @@ -754,72 +754,80 @@
754 754  
755 755  === 3.4.2 Sensor related commands ===
756 756  
757 -
758 758  ==== 3.4.2.1 Set Transmit Interval ====
759 759  
760 -
761 761  Set device uplink interval.
762 762  
763 -* (% style="color:#037691" %)**AT Command:**
803 +* AT Command:
764 764  
805 +(% class="box infomessage" %)
806 +(((
765 765  **AT+TDC=N **
808 +)))
766 766  
767 -
768 768  **Example: **AT+TDC=30000. Means set interval to 30 seconds
769 769  
770 770  
771 -* (% style="color:#037691" %)**Downlink Payload (prefix 0x01):**
813 +* Downlink Payload (prefix 0x01):
772 772  
815 +(% class="box infomessage" %)
816 +(((
773 773  **0x01 aa bb cc     ~/~/ Same as AT+TDC=0x(aa bb cc)**
818 +)))
774 774  
775 775  
776 776  
777 -
778 778  ==== 3.4.2.2 Set Work Mode (AT+MOD) ====
779 779  
780 -
781 781  Set work mode.
782 782  
783 -* (% style="color:#037691" %)**AT Command:**
826 +* AT Command:
784 784  
828 +(% class="box infomessage" %)
829 +(((
785 785  **AT+MOD=N  **
831 +)))
786 786  
787 -
788 788  **Example**: AT+MOD=2. Set work mode to Double DI counting mode
789 789  
790 790  
791 -* (% style="color:#037691" %)**Downlink Payload (prefix 0x0A):**
836 +* Downlink Payload (prefix 0x0A):
792 792  
793 -**0x0A aa    ** ~/~/ Same as AT+MOD=aa
838 +(% class="box infomessage" %)
839 +(((
840 +**0x0A aa     ~/~/ Same as AT+MOD=aa**
841 +)))
794 794  
795 795  
796 796  
797 -
798 798  ==== 3.4.2.3 Poll an uplink ====
799 799  
847 +* AT Command:
800 800  
801 -* (% style="color:#037691" %)**AT Command:**
802 -
803 803  There is no AT Command to poll uplink
804 804  
805 805  
806 -* (% style="color:#037691" %)**Downlink Payload (prefix 0x08):**
852 +* Downlink Payload (prefix 0x08):
807 807  
808 -**0x08 FF     **~/~/ Poll an uplink
854 +(% class="box infomessage" %)
855 +(((
856 +**0x08 FF     ~/~/ Poll an uplink,**
857 +)))
809 809  
810 810  **Example**: 0x08FF, ask device to send an Uplink
811 811  
812 812  
813 813  
814 -
815 815  ==== 3.4.2.4 Enable Trigger Mode ====
816 816  
817 -
818 818  Use of trigger mode, please check [[ADDMOD6>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
819 819  
820 -* (% style="color:#037691" %)**AT Command:**
867 +* AT Command:
821 821  
869 +(% class="box infomessage" %)
870 +(((
822 822  **AT+ADDMOD6=1 or 0**
872 +)))
823 823  
824 824  1: Enable Trigger Mode
825 825  
... ... @@ -826,38 +826,43 @@
826 826  0: Disable Trigger Mode
827 827  
828 828  
829 -* (% style="color:#037691" %)**Downlink Payload (prefix 0x0A 06):**
879 +* Downlink Payload (prefix 0x0A 06):
830 830  
831 -**0x0A 06 aa    ** ~/~/ Same as AT+ADDMOD6=aa
881 +(% class="box infomessage" %)
882 +(((
883 +**0x0A 06 aa     ~/~/ Same as AT+ADDMOD6=aa,**
884 +)))
832 832  
833 833  
834 834  
835 -
836 836  ==== 3.4.2.5 Poll trigger settings ====
837 837  
838 -
839 839  Poll trigger settings,
840 840  
841 -* (% style="color:#037691" %)**AT Command:**
892 +* AT Command:
842 842  
843 843  There is no AT Command for this feature.
844 844  
845 845  
846 -* (% style="color:#037691" %)**Downlink Payload (prefix 0x AB 06):**
897 +* Downlink Payload (prefix 0x AB 06):
847 847  
848 -**0xAB 06         **~/~/ Poll trigger settings, device will uplink trigger settings once receive this command
899 +(% class="box infomessage" %)
900 +(((
901 +**0xAB 06  ~/~/ Poll trigger settings, device will uplink trigger settings once receive this command**
902 +)))
849 849  
850 850  
851 851  
852 -
853 853  ==== 3.4.2.6 Enable / Disable DI1/DI2/DI3 as trigger ====
854 854  
855 -
856 856  Enable Disable DI1/DI2/DI2 as trigger,
857 857  
858 -* (% style="color:#037691" %)**AT Command:**
910 +* AT Command:
859 859  
912 +(% class="box infomessage" %)
913 +(((
860 860  **Format: AT+DTRI=<DI1_TIRGGER_FlAG>,< DI2_TIRGGER_FlAG >**
915 +)))
861 861  
862 862  
863 863  **Example:**
... ... @@ -864,21 +864,25 @@
864 864  
865 865  AT+ DTRI =1,0   (Enable DI1 trigger / disable DI2 trigger)
866 866  
867 -* (% style="color:#037691" %)**Downlink Payload (prefix 0xAA 02):**
922 +* Downlink Payload (prefix 0xAA 02):
868 868  
869 -**0xAA 02 aa bb        **~/~/ Same as AT+DTRI=aa,bb
924 +(% class="box infomessage" %)
925 +(((
926 +**0xAA 02 aa bb  ~/~/ Same as AT+DTRI=aa,bb**
927 +)))
870 870  
871 871  
872 872  
873 -
874 874  ==== 3.4.2.7 Trigger1 – Set DI1 or DI3 as trigger ====
875 875  
876 -
877 877  Set DI1 or DI3(for LT-33222-L) trigger.
878 878  
879 -* (% style="color:#037691" %)**AT Command:**
935 +* AT Command:
880 880  
937 +(% class="box infomessage" %)
938 +(((
881 881  **AT+TRIG1=a,b**
940 +)))
882 882  
883 883  a : Interrupt mode. 0: falling edge; 1: rising edge, 2: falling and raising edge(for MOD=1).
884 884  
... ... @@ -890,23 +890,26 @@
890 890  AT+TRIG1=1,100(set DI1 port to trigger on high level, valid signal is 100ms )
891 891  
892 892  
893 -* (% style="color:#037691" %)**Downlink Payload (prefix 0x09 01 ):**
894 -* **0x09 01 aa bb cc    ** ~/~/ same as AT+TRIG1=aa,0x(bb cc)
952 +* Downlink Payload (prefix 0x09 01 ):
895 895  
954 +(% class="box infomessage" %)
955 +(((
956 +**0x09 01 aa bb cc ~/~/ same as AT+TRIG1=aa,0x(bb cc)**
957 +)))
896 896  
897 897  
898 898  
899 -
900 900  ==== 3.4.2.8 Trigger2 – Set DI2 as trigger ====
901 901  
902 -
903 903  Set DI2 trigger.
904 904  
905 -* (% style="color:#037691" %)**AT Command:**
965 +* AT Command:
906 906  
967 +(% class="box infomessage" %)
968 +(((
907 907  **AT+TRIG2=a,b**
970 +)))
908 908  
909 -
910 910  a : Interrupt mode. 0: falling edge; 1: rising edge, 2: falling and raising edge(for MOD=1).
911 911  
912 912  b : delay timing.
... ... @@ -917,82 +917,93 @@
917 917  AT+TRIG2=0,100(set DI1 port to trigger on low level, valid signal is 100ms )
918 918  
919 919  
920 -* (% style="color:#037691" %)**Downlink Payload (prefix 0x09 02 ):**
982 +* Downlink Payload (prefix 0x09 02 ):
921 921  
922 -**0x09 02 aa bb cc           **~/~/ same as AT+TRIG1=aa,0x(bb cc)
984 +(% class="box infomessage" %)
985 +(((
986 +**0x09 02 aa bb cc ~/~/ same as AT+TRIG1=aa,0x(bb cc)**
987 +)))
923 923  
924 924  
925 925  
926 -
927 927  ==== 3.4.2.9 Trigger – Set AC (current) as trigger ====
928 928  
929 -
930 930  Set current trigger , base on AC port. See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
931 931  
932 -* (% style="color:#037691" %)**AT Command**
995 +* AT Command:
933 933  
934 -**AT+ACLIM**
997 +(% class="box infomessage" %)
998 +(((
999 +**AT+ACLIM. **
1000 +)))
935 935  
936 936  
937 -* (% style="color:#037691" %)**Downlink Payload (prefix 0xAA 01 )**
1003 +* Downlink Payload (prefix 0xAA 01 ):
938 938  
939 -**0x AA 01 aa bb cc dd ee ff gg hh        ** ~/~/ same as AT+ACLIM See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
1005 +(% class="box infomessage" %)
1006 +(((
1007 +**0x AA 01 aa bb cc dd ee ff gg hh ~/~/ same as AT+ACLIM See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]**
1008 +)))
940 940  
941 941  
942 942  
943 -
944 944  ==== 3.4.2.10 Trigger – Set AV (voltage) as trigger ====
945 945  
946 -
947 947  Set current trigger , base on AV port. See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
948 948  
949 -* (% style="color:#037691" %)**AT Command**
1016 +* AT Command:
950 950  
951 -**AT+AVLIM  See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]**
1018 +(% class="box infomessage" %)
1019 +(((
1020 +**AT+AVLIM. See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]**
1021 +)))
952 952  
953 953  
954 -* (% style="color:#037691" %)**Downlink Payload (prefix 0xAA 00 )**
1024 +* Downlink Payload (prefix 0xAA 00 ):
955 955  
956 -**0x AA 00 aa bb cc dd ee ff gg hh    ** ~/~/ same as AT+AVLIM See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
1026 +(% class="box infomessage" %)
1027 +(((
1028 +**0x AA 00 aa bb cc dd ee ff gg hh ~/~/ same as AT+AVLIM See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]] **
1029 +)))
957 957  
958 958  
959 959  
960 -
961 961  ==== 3.4.2.11 Trigger – Set minimum interval ====
962 962  
1035 +Set AV and AC trigger minimum interval, system won’t response to the second trigger within this set time after the first trigger.
963 963  
964 -Set AV and AC trigger minimum interval, system won't response to the second trigger within this set time after the first trigger.
1037 +* AT Command:
965 965  
966 -* (% style="color:#037691" %)**AT Command**
1039 +(% class="box infomessage" %)
1040 +(((
1041 +**AT+ATDC=5. Device won’t response the second trigger within 5 minute after the first trigger.**
1042 +)))
967 967  
968 -**AT+ATDC=5        ** Device won't response the second trigger within 5 minute after the first trigger.
969 969  
1045 +* Downlink Payload (prefix 0xAC ):
970 970  
971 -* (% style="color:#037691" %)**Downlink Payload (prefix 0xAC )**
972 -
973 -**0x AC aa bb   ** ~/~/ same as AT+ATDC=0x(aa bb)   . Unit (min)
974 -
1047 +(% class="box infomessage" %)
975 975  (((
976 -
977 -
978 -(% style="color:red" %)Note: ATDC setting must be more than 5min
1049 +**0x AC aa bb ~/~/ same as AT+ATDC=0x(aa bb)   . Unit (min)**
979 979  )))
980 980  
981 981  
982 982  
983 -
984 984  ==== 3.4.2.12 DO ~-~- Control Digital Output DO1/DO2/DO3 ====
985 985  
1056 +* AT Command:
986 986  
987 -* (% style="color:#037691" %)**AT Command**
988 -
989 989  There is no AT Command to control Digital Output
990 990  
991 991  
992 -* (% style="color:#037691" %)**Downlink Payload (prefix 0x02)**
993 -* **0x02 aa bb cc     **~/~/ Set DO1/DO2/DO3 output
1061 +* Downlink Payload (prefix 0x02):
994 994  
1063 +(% class="box infomessage" %)
995 995  (((
1065 +**0x02 aa bb cc     ~/~/ Set DO1/DO2/DO3 output**
1066 +)))
1067 +
1068 +(((
996 996  If payload = 0x02010001, while there is load between V+ and DOx, it means set DO1 to low, DO2 to high and DO3 to low.
997 997  )))
998 998  
... ... @@ -1012,20 +1012,22 @@
1012 1012  
1013 1013  
1014 1014  
1015 -
1016 1016  ==== 3.4.2.13 DO ~-~- Control Digital Output DO1/DO2/DO3 with time control ====
1017 1017  
1090 +* AT Command:
1018 1018  
1019 -* (% style="color:#037691" %)**AT Command**
1020 -
1021 1021  There is no AT Command to control Digital Output
1022 1022  
1023 1023  
1024 -* (% style="color:#037691" %)**Downlink Payload (prefix 0xA9)**
1095 +* Downlink Payload (prefix 0xA9):
1025 1025  
1026 -**0xA9 aa bb cc     **~/~/ Set DO1/DO2/DO3 output with time control
1097 +(% class="box infomessage" %)
1098 +(((
1099 +(((
1100 +**0xA9 aa bb cc     ~/~/ Set DO1/DO2/DO3 output with time control**
1101 +)))
1102 +)))
1027 1027  
1028 -
1029 1029  This is to control the digital output time of DO pin. Include four bytes:
1030 1030  
1031 1031  (% style="color:#4f81bd" %)**First Byte**(%%)**:** Type code (0xA9)
... ... @@ -1079,20 +1079,20 @@
1079 1079  
1080 1080  
1081 1081  
1082 -
1083 1083  ==== 3.4.2.14 Relay ~-~- Control Relay Output RO1/RO2 ====
1084 1084  
1159 +* AT Command:
1085 1085  
1086 -* (% style="color:#037691" %)**AT Command:**
1087 -
1088 1088  There is no AT Command to control Relay Output
1089 1089  
1090 1090  
1091 -* (% style="color:#037691" %)**Downlink Payload (prefix 0x03):**
1164 +* Downlink Payload (prefix 0x03):
1092 1092  
1093 -**0x03 aa bb     **~/~/ Set RO1/RO2 output
1166 +(% class="box infomessage" %)
1167 +(((
1168 +**0x03 aa bb     ~/~/ Set RO1/RO2 output**
1169 +)))
1094 1094  
1095 -
1096 1096  (((
1097 1097  If payload = 0x030100, it means set RO1 to close and RO2 to open.
1098 1098  )))
... ... @@ -1109,20 +1109,20 @@
1109 1109  
1110 1110  
1111 1111  
1112 -
1113 1113  ==== 3.4.2.15 Relay ~-~- Control Relay Output RO1/RO2 with time control ====
1114 1114  
1189 +* AT Command:
1115 1115  
1116 -* (% style="color:#037691" %)**AT Command:**
1117 -
1118 1118  There is no AT Command to control Relay Output
1119 1119  
1120 1120  
1121 -* (% style="color:#037691" %)**Downlink Payload (prefix 0x05):**
1194 +* Downlink Payload (prefix 0x05):
1122 1122  
1123 -**0x05 aa bb cc dd     **~/~/ Set RO1/RO2 relay with time control
1196 +(% class="box infomessage" %)
1197 +(((
1198 +**0x05 aa bb cc dd     ~/~/ Set RO1/RO2 relay with time control:**
1199 +)))
1124 1124  
1125 -
1126 1126  This is to control the relay output time of relay. Include four bytes:
1127 1127  
1128 1128  (% style="color:#4f81bd" %)**First Byte **(%%)**:** Type code (0x05)
... ... @@ -1136,7 +1136,7 @@
1136 1136  
1137 1137  (% style="color:#4f81bd" %)**Third Byte(bb)**(%%): Control Method and Ports status:
1138 1138  
1139 -[[image:image-20220714135731-1.png||height="406" width="627"]]
1214 +[[image:image-20220524093831-10.png]]
1140 1140  
1141 1141  
1142 1142  (% style="color:#4f81bd" %)**Fourth/Fifth Bytes(cc)**(%%): Latching time. Unit: ms
... ... @@ -1146,48 +1146,53 @@
1146 1146  
1147 1147  **Example payload:**
1148 1148  
1149 -**~1. 05 01 11 07 D**
1224 +**~1. 05 01 11 07 D0**
1150 1150  
1151 -Relay1 and Relay 2 will be set to NC , last 2 seconds, then change back to original state.
1226 +Relay1 and Relay 2 will be set to NO , last 2 seconds, then change back to original state.
1152 1152  
1153 1153  **2. 05 01 10 07 D0**
1154 1154  
1155 -Relay1 will change to NC, Relay2 will change to NO, last 2 seconds, then both change back to original state.
1230 +Relay1 will change to NO, Relay2 will change to NC, last 2 seconds, then both change back to original state.
1156 1156  
1157 1157  **3. 05 00 01 07 D0**
1158 1158  
1159 -Relay1 will change to NO, Relay2 will change to NC, last 2 seconds, then relay change to NC,Relay2 change to NO.
1234 +Relay1 will change to NC, Relay2 will change to NO, last 2 seconds, then relay change to NO, Relay2 change to NC.
1160 1160  
1161 1161  **4. 05 00 00 07 D0**
1162 1162  
1163 -Relay 1 & relay2 will change to NO, last 2 seconds, then both change to NC.
1238 +Relay 1 & relay2 will change to NC, last 2 seconds, then both change to NO.
1164 1164  
1165 1165  
1166 1166  
1167 -
1168 1168  ==== 3.4.2.16 Counting ~-~- Voltage threshold counting ====
1169 1169  
1170 -
1171 1171  When voltage exceed the threshold, count. Feature see [[MOD4>>||anchor="H3.3.4AT2BMOD3D42CSingleDICounting2B1xVoltageCounting"]]
1172 1172  
1173 -* (% style="color:#037691" %)**AT Command:**
1246 +* AT Command:
1174 1174  
1175 -**AT+VOLMAX   ** ~/~/ See [[MOD4>>||anchor="H3.3.4AT2BMOD3D42CSingleDICounting2B1xVoltageCounting"]]
1248 +(% class="box infomessage" %)
1249 +(((
1250 +**AT+VOLMAX    ~/~/ See [[MOD4>>||anchor="H3.3.4AT2BMOD3D42CSingleDICounting2B1xVoltageCounting"]]**
1251 +)))
1176 1176  
1177 1177  
1178 -* (% style="color:#037691" %)**Downlink Payload (prefix 0xA5):**
1254 +* Downlink Payload (prefix 0xA5):
1179 1179  
1180 -**0xA5 aa bb cc   **~/~/ Same as AT+VOLMAX=(aa bb),cc
1256 +(% class="box infomessage" %)
1257 +(((
1258 +**0xA5 aa bb cc   ~/~/ Same as AT+VOLMAX=(aa bb),cc**
1259 +)))
1181 1181  
1182 1182  
1183 1183  
1184 -
1185 1185  ==== 3.4.2.17 Counting ~-~- Pre-configure the Count Number ====
1186 1186  
1265 +* AT Command:
1187 1187  
1188 -* (% style="color:#037691" %)**AT Command:**
1189 -
1267 +(% class="box infomessage" %)
1268 +(((
1190 1190  **AT+SETCNT=aa,(bb cc dd ee) **
1270 +)))
1191 1191  
1192 1192  aa: 1: Set count1,
1193 1193  
... ... @@ -1198,42 +1198,51 @@
1198 1198  Bb cc dd ee: number to be set
1199 1199  
1200 1200  
1201 -* (% style="color:#037691" %)**Downlink Payload (prefix 0xA8):**
1281 +* Downlink Payload (prefix 0xA8):
1202 1202  
1203 -**0x A8 aa bb cc dd ee     **~/~/ same as AT+SETCNT=aa,(bb cc dd ee)
1283 +(% class="box infomessage" %)
1284 +(((
1285 +**0x A8 aa bb cc dd ee     ~/~/ same as AT+SETCNT=aa,(bb cc dd ee)**
1286 +)))
1204 1204  
1205 1205  
1206 1206  
1207 -
1208 1208  ==== 3.4.2.18 Counting ~-~- Clear Counting ====
1209 1209  
1210 -
1211 1211  Clear counting for counting mode
1212 1212  
1213 -* (% style="color:#037691" %)**AT Command:**
1294 +* AT Command:
1214 1214  
1215 -**AT+CLRCOUNT ** ~/~/ clear all counting
1296 +(% class="box infomessage" %)
1297 +(((
1298 +**AT+CLRCOUNT ~/~/ clear all counting**
1299 +)))
1216 1216  
1301 +* Downlink Payload (prefix 0xA6):
1217 1217  
1218 -* (% style="color:#037691" %)**Downlink Payload (prefix 0xA6):**
1303 +(% class="box infomessage" %)
1304 +(((
1305 +**0x A6 01     ~/~/ clear all counting,**
1306 +)))
1219 1219  
1220 -**0x A6 01    ** ~/~/ clear all counting
1221 1221  
1222 1222  
1223 -
1224 -
1225 1225  ==== 3.4.2.19 Counting ~-~- Change counting mode save time ====
1226 1226  
1312 +* AT Command:
1227 1227  
1228 -* (% style="color:#037691" %)**AT Command:**
1314 +(% class="box infomessage" %)
1315 +(((
1316 +**AT+COUTIME=60  ~/~/ Set save time to 60 seconds. Device will save the counting result in internal flash every 60 seconds. (min value: 30)**
1317 +)))
1229 1229  
1230 -**AT+COUTIME=60  **~/~/ Set save time to 60 seconds. Device will save the counting result in internal flash every 60 seconds. (min value: 30)
1319 +* Downlink Payload (prefix 0xA7):
1231 1231  
1321 +(% class="box infomessage" %)
1322 +(((
1323 +**0x A7 aa bb cc     ~/~/ same as AT+COUTIME =aa bb cc,**
1324 +)))
1232 1232  
1233 -* (% style="color:#037691" %)**Downlink Payload (prefix 0xA7):**
1234 -
1235 -**0x A7 aa bb cc     **~/~/ same as AT+COUTIME =aa bb cc,
1236 -
1237 1237  (((
1238 1238  range: aa bb cc:0 to 16777215,  (unit:second)
1239 1239  
... ... @@ -1241,10 +1241,8 @@
1241 1241  )))
1242 1242  
1243 1243  
1244 -
1245 1245  == 3.5 Integrate with Mydevice ==
1246 1246  
1247 -
1248 1248  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:
1249 1249  
1250 1250  (((
... ... @@ -1253,15 +1253,14 @@
1253 1253  
1254 1254  (((
1255 1255  (% 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:
1256 -
1257 -
1258 1258  )))
1259 1259  
1260 -[[image:image-20220719105525-1.png||height="377" width="677"]]
1345 +[[image:1653356737703-362.png||height="232" width="732"]]
1261 1261  
1347 +[[image:image-20220524094641-11.png||height="390" width="723"]]
1262 1262  
1263 1263  
1264 -[[image:image-20220719110247-2.png||height="388" width="683"]]
1350 +[[image:image-20220524094641-12.png||height="402" width="718"]]
1265 1265  
1266 1266  
1267 1267  (% style="color:blue" %)**Step 3**(%%): Create an account or log in Mydevices.
... ... @@ -1294,10 +1294,8 @@
1294 1294  
1295 1295  == 3.6 Interface Detail ==
1296 1296  
1297 -
1298 1298  === 3.6.1 Digital Input Port: DI1/DI2 /DI3 ( For LT-33222-L, low active ) ===
1299 1299  
1300 -
1301 1301  Support NPN Type sensor
1302 1302  
1303 1303  [[image:1653356991268-289.png]]
... ... @@ -1306,7 +1306,6 @@
1306 1306  
1307 1307  === 3.6.2 Digital Input Port: DI1/DI2 ( For LT-22222-L) ===
1308 1308  
1309 -
1310 1310  (((
1311 1311  The DI port of LT-22222-L can support NPN or PNP output sensor.
1312 1312  )))
... ... @@ -1313,9 +1313,7 @@
1313 1313  
1314 1314  (((
1315 1315  (((
1316 -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.
1317 -
1318 -
1399 +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
1319 1319  )))
1320 1320  )))
1321 1321  
... ... @@ -1360,8 +1360,6 @@
1360 1360  
1361 1361  (((
1362 1362  
1363 -
1364 -
1365 1365  )))
1366 1366  
1367 1367  (((
... ... @@ -1393,8 +1393,6 @@
1393 1393  
1394 1394  (((
1395 1395  
1396 -
1397 -
1398 1398  )))
1399 1399  
1400 1400  (((
... ... @@ -1428,7 +1428,6 @@
1428 1428  
1429 1429  === 3.6.3 Digital Output Port: DO1/DO2 /DO3 ===
1430 1430  
1431 -
1432 1432  NPN output: GND or Float. Max voltage can apply to output pin is 36v.
1433 1433  
1434 1434  [[image:1653357531600-905.png]]
... ... @@ -1437,7 +1437,6 @@
1437 1437  
1438 1438  === 3.6.4 Analog Input Interface ===
1439 1439  
1440 -
1441 1441  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:
1442 1442  
1443 1443  
... ... @@ -1469,7 +1469,6 @@
1469 1469  
1470 1470  === 3.6.5 Relay Output ===
1471 1471  
1472 -
1473 1473  (((
1474 1474  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:
1475 1475  )))
... ... @@ -1482,17 +1482,13 @@
1482 1482  
1483 1483  == 3.7 LEDs Indicators ==
1484 1484  
1485 -
1486 1486  [[image:image-20220524100748-11.png]]
1487 1487  
1488 1488  
1489 -
1490 1490  = 4. Use AT Command =
1491 1491  
1492 -
1493 1493  == 4.1 Access AT Command ==
1494 1494  
1495 -
1496 1496  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.
1497 1497  
1498 1498  [[image:1653358238933-385.png]]
... ... @@ -1691,6 +1691,8 @@
1691 1691  
1692 1692  (((
1693 1693  AT+CFG: Print all settings
1764 +
1765 +
1694 1694  )))
1695 1695  
1696 1696  
... ... @@ -1697,7 +1697,6 @@
1697 1697  
1698 1698  == 4.2 Common AT Command Sequence ==
1699 1699  
1700 -
1701 1701  === 4.2.1 Multi-channel ABP mode (Use with SX1301/LG308) ===
1702 1702  
1703 1703  (((
... ... @@ -1737,6 +1737,8 @@
1737 1737  
1738 1738  (((
1739 1739  (% style="background-color:#dcdcdc" %)ATZ
1811 +
1812 +
1740 1740  )))
1741 1741  
1742 1742  
... ... @@ -1808,8 +1808,6 @@
1808 1808  2. Make sure the LG01/02 gateway RX frequency is exactly the same as AT+CHS setting.
1809 1809  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.
1810 1810  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
1811 -
1812 -
1813 1813  )))
1814 1814  
1815 1815  (((
... ... @@ -1823,16 +1823,13 @@
1823 1823  
1824 1824  === 4.2.3 Change to Class A ===
1825 1825  
1826 -
1827 1827  If sensor JOINED
1828 1828  (% style="background-color:#dcdcdc" %)AT+CLASS=A
1829 1829  ATZ
1830 1830  
1831 1831  
1832 -
1833 1833  = 5. FAQ =
1834 1834  
1835 -
1836 1836  == 5.1 How to upgrade the image? ==
1837 1837  
1838 1838  
... ... @@ -1854,9 +1854,7 @@
1854 1854  
1855 1855  
1856 1856  (% style="color:blue" %)**For LT-22222-L**(%%):
1857 -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.
1858 -
1859 -
1925 +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.
1860 1860  )))
1861 1861  
1862 1862   [[image:image-20220524103407-12.png]]
... ... @@ -1868,7 +1868,6 @@
1868 1868  
1869 1869  (% 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:
1870 1870  
1871 -
1872 1872  [[image:1653360054704-518.png||height="186" width="745"]]
1873 1873  
1874 1874  
... ... @@ -1877,8 +1877,6 @@
1877 1877  
1878 1878  
1879 1879  == 5.2 How to change the LoRa Frequency Bands/Region? ==
1880 -
1881 -
1882 1882  )))
1883 1883  )))
1884 1884  
... ... @@ -1889,10 +1889,7 @@
1889 1889  (((
1890 1890  
1891 1891  
1892 -
1893 1893  == 5.3 How to set up LT to work with Single Channel Gateway such as LG01/LG02? ==
1894 -
1895 -
1896 1896  )))
1897 1897  
1898 1898  (((
... ... @@ -1910,7 +1910,7 @@
1910 1910  )))
1911 1911  
1912 1912  (((
1913 -(% 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.
1973 +(% 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.
1914 1914  )))
1915 1915  
1916 1916  (((
... ... @@ -1918,12 +1918,12 @@
1918 1918  )))
1919 1919  
1920 1920  (((
1921 -(% 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.**
1981 +(% 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.
1922 1922  )))
1923 1923  
1924 1924  
1925 1925  (((
1926 -(% style="color:blue" %)**Step2**(%%)**:  **Run AT Command to make LT work in Single frequency & ABP mode. Below is the AT commands:
1986 +(% style="color:#4f81bd" %)**Step2**(%%)**: **Run AT Command to make LT work in Single frequency & ABP mode. Below is the AT commands:
1927 1927  )))
1928 1928  
1929 1929  (((
... ... @@ -1947,28 +1947,20 @@
1947 1947  [[image:1653360498588-932.png||height="485" width="726"]]
1948 1948  
1949 1949  
1950 -
1951 1951  == 5.4 Can I see counting event in Serial? ==
1952 1952  
1953 -
1954 1954  (((
1955 -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.
2013 +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.
1956 1956  
1957 1957  
1958 -
1959 1959  == 5.5 Can i use point to point communication for LT-22222-L? ==
1960 1960  
1961 -
1962 1962  Yes, please refer [[Point to Point Communication>>doc:Main. Point to Point Communication of LT-22222-L.WebHome]]
1963 -
1964 -
1965 -
1966 1966  )))
1967 1967  
1968 1968  (((
1969 1969  == 5.6 Why does the relay output become the default and open relay after the lt22222 is powered off? ==
1970 1970  
1971 -
1972 1972  If the device is not shut down, but directly powered off.
1973 1973  
1974 1974  It will default that this is a power-off state.
... ... @@ -1977,16 +1977,12 @@
1977 1977  
1978 1978  After restart, the status before power failure will be read from flash.
1979 1979  
1980 -
1981 -
1982 1982  = 6. Trouble Shooting =
1983 1983  )))
1984 1984  
1985 1985  (((
1986 1986  (((
1987 -== 6.1 Downlink doesn't work, how to solve it? ==
1988 -
1989 -
2037 +== 6.1 Downlink doesn’t work, how to solve it? ==
1990 1990  )))
1991 1991  )))
1992 1992  
... ... @@ -1997,10 +1997,7 @@
1997 1997  (((
1998 1998  
1999 1999  
2000 -
2001 2001  == 6.2 Have trouble to upload image. ==
2002 -
2003 -
2004 2004  )))
2005 2005  
2006 2006  (((
... ... @@ -2010,10 +2010,7 @@
2010 2010  (((
2011 2011  
2012 2012  
2013 -
2014 -== 6.3 Why I can't join TTN in US915 /AU915 bands? ==
2015 -
2016 -
2058 +== 6.3 Why I can’t join TTN in US915 /AU915 bands? ==
2017 2017  )))
2018 2018  
2019 2019  (((
... ... @@ -2027,20 +2027,19 @@
2027 2027  
2028 2028  (% style="color:#4f81bd" %)**LT-22222-L-XXX:**
2029 2029  
2072 +
2030 2030  (% style="color:#4f81bd" %)**XXX:**
2031 2031  
2032 -* (% style="color:red" %)**EU433**(%%):  LT with frequency bands EU433
2033 -* (% style="color:red" %)**EU868**(%%):  LT with frequency bands EU868
2034 -* (% style="color:red" %)**KR920**(%%):  LT with frequency bands KR920
2035 -* (% style="color:red" %)**CN470**(%%):  LT with frequency bands CN470
2036 -* (% style="color:red" %)**AS923**(%%):  LT with frequency bands AS923
2037 -* (% style="color:red" %)**AU915**(%%):  LT with frequency bands AU915
2038 -* (% style="color:red" %)**US915**(%%):  LT with frequency bands US915
2039 -* (% style="color:red" %)**IN865**(%%):  LT with frequency bands IN865
2040 -* (% style="color:red" %)**CN779**(%%):  LT with frequency bands CN779
2075 +* (% style="color:#4f81bd" %)**EU433**(%%): LT with frequency bands EU433
2076 +* (% style="color:#4f81bd" %)**EU868**(%%): LT with frequency bands EU868
2077 +* (% style="color:#4f81bd" %)**KR920**(%%): LT with frequency bands KR920
2078 +* (% style="color:#4f81bd" %)**CN470**(%%): LT with frequency bands CN470
2079 +* (% style="color:#4f81bd" %)**AS923**(%%): LT with frequency bands AS923
2080 +* (% style="color:#4f81bd" %)**AU915**(%%): LT with frequency bands AU915
2081 +* (% style="color:#4f81bd" %)**US915**(%%): LT with frequency bands US915
2082 +* (% style="color:#4f81bd" %)**IN865**(%%): LT with frequency bands IN865
2083 +* (% style="color:#4f81bd" %)**CN779**(%%): LT with frequency bands CN779
2041 2041  
2042 -
2043 -
2044 2044  = 8. Packing Info =
2045 2045  
2046 2046  
... ... @@ -2058,27 +2058,18 @@
2058 2058  * Package Size / pcs : 14.5 x 8 x 5 cm
2059 2059  * Weight / pcs : 170g
2060 2060  
2061 -
2062 -
2063 2063  = 9. Support =
2064 2064  
2065 -
2066 2066  * (((
2067 2067  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.
2068 2068  )))
2069 2069  * (((
2070 2070  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]]
2071 -
2072 -
2073 -
2074 -
2075 2075  )))
2076 2076  
2077 2077  = 10. Reference​​​​​ =
2078 2078  
2079 -
2080 2080  * 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]]
2081 -* [[Datasheet, Document Base>>https://www.dropbox.com/sh/gxxmgks42tqfr3a/AACEdsj_mqzeoTOXARRlwYZ2a?dl=0]]
2114 +* [[Image Download>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/image/]]
2115 +* [[AT Command Manual>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/]]
2082 2082  * [[Hardware Source>>url:https://github.com/dragino/Lora/tree/master/LT/LT-33222-L/v1.0]]
2083 -
2084 -
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