Last modified by Mengting Qiu on 2025/06/04 18:42

From version 82.8
edited by Xiaoling
on 2022/06/20 11:18
Change comment: There is no comment for this version
To version 90.9
edited by Xiaoling
on 2022/08/18 13:43
Change comment: There is no comment for this version

Summary

Details

Page properties
Content
... ... @@ -1,7 +1,6 @@
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 **
5 5  
6 6  
7 7  **Table of Contents:**
... ... @@ -37,11 +37,13 @@
37 37  )))
38 38  
39 39  (((
40 -1) If users area has LoRaWAN service coverage, they can just install the I/O controller and configure it to connect the LoRaWAN provider via wireless.
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.
41 41  )))
42 42  
43 43  (((
44 44  2) User can set up a LoRaWAN gateway locally and configure the controller to connect to the gateway via wireless.
44 +
45 +
45 45  )))
46 46  
47 47  (((
... ... @@ -173,6 +173,7 @@
173 173  
174 174  == 1.3 Features ==
175 175  
177 +
176 176  * LoRaWAN Class A & Class C protocol
177 177  * Optional Customized LoRa Protocol
178 178  * Frequency Bands: CN470/EU433/KR920/US915/EU868/AS923/AU915/RU864/IN865
... ... @@ -182,10 +182,9 @@
182 182  * Counting
183 183  
184 184  
185 -
186 -
187 187  == 1.4  Applications ==
188 188  
189 +
189 189  * Smart Buildings & Home Automation
190 190  * Logistics and Supply Chain Management
191 191  * Smart Metering
... ... @@ -194,10 +194,9 @@
194 194  * Smart Factory
195 195  
196 196  
197 -
198 -
199 199  == 1.5 Hardware Variants ==
200 200  
200 +
201 201  (% border="1" style="background-color:#f7faff; width:500px" %)
202 202  |(% style="width:103px" %)**Model**|(% style="width:131px" %)**Photo**|(% style="width:334px" %)**Description**
203 203  |(% style="width:103px" %)**LT22222-L**|(% style="width:131px" %)[[image:1653296302983-697.png]]|(% style="width:334px" %)(((
... ... @@ -209,10 +209,9 @@
209 209  * 1 x Counting Port
210 210  )))
211 211  
212 -
213 -
214 214  = 2. Power ON Device =
215 215  
214 +
216 216  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.
217 217  
218 218  (((
... ... @@ -227,19 +227,24 @@
227 227  
228 228  == 3.1 How it works? ==
229 229  
229 +
230 230  (((
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. 
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 (% 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. 
232 232  )))
233 233  
234 234  (((
235 -In case user cant 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.
236 236  )))
237 237  
238 238  
239 +
239 239  == 3.2 Example to join LoRaWAN network ==
240 240  
242 +
241 241  (((
242 242  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. 
245 +
246 +
243 243  )))
244 244  
245 245  [[image:image-20220523172350-1.png||height="266" width="864"]]
... ... @@ -247,6 +247,8 @@
247 247  
248 248  (((
249 249  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:
254 +
255 +
250 250  )))
251 251  
252 252  (((
... ... @@ -272,6 +272,7 @@
272 272  [[image:1653298023685-319.png]]
273 273  
274 274  
281 +
275 275  (((
276 276  (% 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.
277 277  )))
... ... @@ -282,20 +282,20 @@
282 282  
283 283  == 3.3 Uplink Payload ==
284 284  
292 +
285 285  There are five working modes + one interrupt mode on LT for different type application:
286 286  
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
295 +* (% style="color:blue" %)**MOD1**(%%): (default setting): 2 x ACI + 2AVI + DI + DO + RO
296 +* (% style="color:blue" %)**MOD2**(%%): Double DI Counting + DO + RO
297 +* (% style="color:blue" %)**MOD3**(%%): Single DI Counting + 2 x ACI + DO + RO
298 +* (% style="color:blue" %)**MOD4**(%%): Single DI Counting + 1 x Voltage Counting + DO + RO
299 +* (% style="color:blue" %)**MOD5**(%%): Single DI Counting + 2 x AVI + 1 x ACI + DO + RO
300 +* (% style="color:blue" %)**ADDMOD6**(%%): Trigger Mode, Optional, used together with MOD1 ~~ MOD5
293 293  
294 294  
295 -
296 -
297 297  === 3.3.1 AT+MOD~=1, 2ACI+2AVI ===
298 298  
305 +
299 299  The uplink payload includes totally 9 bytes. Uplink packets use FPORT=2 and every 10 minutes send one uplink by default.
300 300  
301 301  [[image:image-20220523174024-3.png]]
... ... @@ -347,6 +347,7 @@
347 347  ** DO1 is high in case there is load between DO1 and V+.
348 348  ** DO1 LED is off in both case
349 349  
357 +
350 350  === 3.3.2 AT+MOD~=2, (Double DI Counting) ===
351 351  
352 352  
... ... @@ -383,12 +383,7 @@
383 383  (((
384 384  (((
385 385  **AT+MOD=2**
386 -)))
387 -)))
388 388  
389 -(% class="box infomessage" %)
390 -(((
391 -(((
392 392  **ATZ**
393 393  )))
394 394  )))
... ... @@ -401,59 +401,33 @@
401 401  
402 402  (((
403 403  **For LT22222-L:**
404 -)))
405 405  
406 -(% class="box infomessage" %)
407 -(((
408 -(((
409 -**AT+TRIG1=0,100 (set DI1 port to trigger on low level, valid signal is 100ms) **
410 -)))
411 -)))
412 412  
413 -(% class="box infomessage" %)
414 -(((
415 -(((
416 -**AT+TRIG1=1,100(set DI1 port to trigger on high level, valid signal is 100ms ) **
417 -)))
418 -)))
409 +(% style="color:blue" %)**AT+TRIG1=0,100**(%%)**  (set DI1 port to trigger on low level, valid signal is 100ms) **
419 419  
420 -(% class="box infomessage" %)
421 -(((
422 -(((
423 -**AT+TRIG2=0,100 (set DI2 port to trigger on low level, valid signal is 100ms) **
424 -)))
425 -)))
411 +(% style="color:blue" %)**AT+TRIG1=1,100**(%%)**  (set DI1 port to trigger on high level, valid signal is 100ms ) **
426 426  
427 -(% class="box infomessage" %)
428 -(((
429 -(((
430 -**AT+TRIG2=1,100 (set DI2 port to trigger on high level, valid signal is 100ms ) **
431 -)))
432 -)))
413 +(% style="color:blue" %)**AT+TRIG2=0,100**(%%)**  (set DI2 port to trigger on low level, valid signal is 100ms) **
433 433  
434 -(% class="box infomessage" %)
435 -(((
436 -(((
437 -**AT+SETCNT=1,60   (Set COUNT1 value to 60)**
438 -)))
439 -)))
415 +(% style="color:blue" %)**AT+TRIG2=1,100**(%%)**  (set DI2 port to trigger on high level, valid signal is 100ms ) **
440 440  
441 -(% class="box infomessage" %)
442 -(((
443 -(((
444 -**AT+SETCNT=2,60   (Set COUNT2 value to 60)**
417 +(% style="color:blue" %)**AT+SETCNT=1,60**(%%)**   (Set COUNT1 value to 60)**
418 +
419 +(% style="color:blue" %)**AT+SETCNT=2,60**(%%)**   (Set COUNT2 value to 60)**
445 445  )))
446 -)))
447 447  
448 448  
449 449  
450 450  === 3.3.3 AT+MOD~=3, Single DI Counting + 2 x ACI ===
451 451  
426 +
452 452  **LT22222-L**: This mode the DI1 is used as a counting pin.
453 453  
454 454  [[image:image-20220523181246-5.png]]
455 455  
456 456  (((
432 +
433 +
457 457  (% style="color:#4f81bd" %)**DIDORO**(%%) is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below
458 458  )))
459 459  
... ... @@ -467,6 +467,7 @@
467 467  (% style="color:red" %)Note: DO3 is not valid for LT-22222-L.
468 468  )))
469 469  
447 +
470 470  (((
471 471  **To use counting mode, please run:**
472 472  )))
... ... @@ -475,12 +475,7 @@
475 475  (((
476 476  (((
477 477  **AT+MOD=3**
478 -)))
479 -)))
480 480  
481 -(% class="box infomessage" %)
482 -(((
483 -(((
484 484  **ATZ**
485 485  )))
486 486  )))
... ... @@ -525,20 +525,13 @@
525 525  (((
526 526  (((
527 527  **AT+MOD=4**
528 -)))
529 -)))
530 530  
531 -(% class="box infomessage" %)
532 -(((
533 -(((
534 534  **ATZ**
535 535  )))
536 536  )))
537 537  
538 -(((
539 -
540 -)))
541 541  
507 +
542 542  (((
543 543  Other AT Commands for counting are similar to [[MOD2 Counting Command>>||anchor="H3.3.2AT2BMOD3D22C28DoubleDICounting29"]].
544 544  )))
... ... @@ -547,35 +547,16 @@
547 547  
548 548  
549 549  **Plus below command for AVI1 Counting:**
550 -)))
551 551  
552 -(% class="box infomessage" %)
553 -(((
554 -(((
555 -**AT+SETCNT=3,60   (set AVI Count to 60)**
556 -)))
557 -)))
558 558  
559 -(% class="box infomessage" %)
560 -(((
561 -(((
562 -**AT+VOLMAX=20000   (If AVI1 voltage higher than VOLMAX (20000mV =20v), counter increase 1)**
563 -)))
564 -)))
518 +(% style="color:blue" %)**AT+SETCNT=3,60**(%%)**  (set AVI Count to 60)**
565 565  
566 -(% class="box infomessage" %)
567 -(((
568 -(((
569 -**AT+VOLMAX=20000,0   (If AVI1 voltage lower than VOLMAX (20000mV =20v), counter increase 1)**
570 -)))
571 -)))
520 +(% style="color:blue" %)**AT+VOLMAX=20000**(%%)**  (If AVI1 voltage higher than VOLMAX (20000mV =20v), counter increase 1)**
572 572  
573 -(% class="box infomessage" %)
574 -(((
575 -(((
576 -**AT+VOLMAX=20000,1   (If AVI1 voltage higer than VOLMAX (20000mV =20v), counter increase 1)**
522 +(% style="color:blue" %)**AT+VOLMAX=20000,0**(%%)**  (If AVI1 voltage lower than VOLMAX (20000mV =20v), counter increase 1)**
523 +
524 +(% style="color:blue" %)**AT+VOLMAX=20000,1**(%%)**  (If AVI1 voltage higer than VOLMAX (20000mV =20v), counter increase 1)**
577 577  )))
578 -)))
579 579  
580 580  
581 581  
... ... @@ -612,12 +612,7 @@
612 612  (((
613 613  (((
614 614  **AT+MOD=5**
615 -)))
616 -)))
617 617  
618 -(% class="box infomessage" %)
619 -(((
620 -(((
621 621  **ATZ**
622 622  )))
623 623  )))
... ... @@ -635,8 +635,8 @@
635 635  
636 636  For example, if user has configured below commands:
637 637  
638 -* **AT+MOD=1 ** **~-~->** The normal working mode
639 -* **AT+ADDMOD6=1**   **~-~->** Enable trigger
580 +* **AT+MOD=1 ** **~-~->**  The normal working mode
581 +* **AT+ADDMOD6=1**   **~-~->**  Enable trigger
640 640  
641 641  LT will keep monitoring AV1/AV2/AC1/AC2 every 5 seconds; LT will send uplink packets in two cases:
642 642  
... ... @@ -643,8 +643,9 @@
643 643  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
644 644  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.**
645 645  
646 -**AT Command to set Trigger Condition**:
588 +(% style="color:#037691" %)**AT Command to set Trigger Condition**:
647 647  
590 +
648 648  (% style="color:#4f81bd" %)**Trigger base on voltage**:
649 649  
650 650  Format: AT+AVLIM=<AV1_LIMIT_LOW>,< AV1_LIMIT_HIGH>,<AV2_LIMIT_LOW>,< AV2_LIMIT_HIGH>
... ... @@ -679,7 +679,7 @@
679 679  AT+ DTRI =1,0   (Enable DI1 trigger / disable DI2 trigger)
680 680  
681 681  
682 -**Downlink Command to set Trigger Condition:**
625 +(% style="color:#037691" %)**Downlink Command to set Trigger Condition:**
683 683  
684 684  Type Code: 0xAA. Downlink command same as AT Command **AT+AVLIM, AT+ACLIM**
685 685  
... ... @@ -766,14 +766,14 @@
766 766  (((
767 767  
768 768  
769 -**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/]]
770 -
771 -
712 +**Decoder for TTN/loraserver/ChirpStack**:  [[https:~~/~~/www.dropbox.com/sh/wtrzu7avdtkmn3z/AACK5NwOMkU9jnvf1uCMuqrVa?dl=0>>https://www.dropbox.com/sh/wtrzu7avdtkmn3z/AACK5NwOMkU9jnvf1uCMuqrVa?dl=0]]
772 772  )))
773 773  
774 774  
716 +
775 775  == 3.4 ​Configure LT via AT or Downlink ==
776 776  
719 +
777 777  User can configure LT I/O Controller via AT Commands or LoRaWAN Downlink Commands
778 778  
779 779  (((
... ... @@ -784,8 +784,11 @@
784 784  
785 785  * (% style="color:#4f81bd" %)**Sensor Related Commands**(%%): These commands are special designed for LT-22222-L.  User can see these commands below:
786 786  
730 +
731 +
787 787  === 3.4.1 Common Commands ===
788 788  
734 +
789 789  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]]
790 790  
791 791  
... ... @@ -792,80 +792,72 @@
792 792  
793 793  === 3.4.2 Sensor related commands ===
794 794  
741 +
795 795  ==== 3.4.2.1 Set Transmit Interval ====
796 796  
744 +
797 797  Set device uplink interval.
798 798  
799 -* AT Command:
747 +* (% style="color:#037691" %)**AT Command:**
800 800  
801 -(% class="box infomessage" %)
802 -(((
803 803  **AT+TDC=N **
804 -)))
805 805  
751 +
806 806  **Example: **AT+TDC=30000. Means set interval to 30 seconds
807 807  
808 808  
809 -* Downlink Payload (prefix 0x01):
755 +* (% style="color:#037691" %)**Downlink Payload (prefix 0x01):**
810 810  
811 -(% class="box infomessage" %)
812 -(((
813 813  **0x01 aa bb cc     ~/~/ Same as AT+TDC=0x(aa bb cc)**
814 -)))
815 815  
816 816  
817 817  
761 +
818 818  ==== 3.4.2.2 Set Work Mode (AT+MOD) ====
819 819  
764 +
820 820  Set work mode.
821 821  
822 -* AT Command:
767 +* (% style="color:#037691" %)**AT Command:**
823 823  
824 -(% class="box infomessage" %)
825 -(((
826 826  **AT+MOD=N  **
827 -)))
828 828  
771 +
829 829  **Example**: AT+MOD=2. Set work mode to Double DI counting mode
830 830  
831 831  
832 -* Downlink Payload (prefix 0x0A):
775 +* (% style="color:#037691" %)**Downlink Payload (prefix 0x0A):**
833 833  
834 -(% class="box infomessage" %)
835 -(((
836 -**0x0A aa     ~/~/ Same as AT+MOD=aa**
837 -)))
777 +**0x0A aa    ** ~/~/ Same as AT+MOD=aa
838 838  
839 839  
840 840  
781 +
841 841  ==== 3.4.2.3 Poll an uplink ====
842 842  
843 -* AT Command:
844 844  
785 +* (% style="color:#037691" %)**AT Command:**
786 +
845 845  There is no AT Command to poll uplink
846 846  
847 847  
848 -* Downlink Payload (prefix 0x08):
790 +* (% style="color:#037691" %)**Downlink Payload (prefix 0x08):**
849 849  
850 -(% class="box infomessage" %)
851 -(((
852 -**0x08 FF     ~/~/ Poll an uplink,**
853 -)))
792 +**0x08 FF     **~/~/ Poll an uplink
854 854  
855 855  **Example**: 0x08FF, ask device to send an Uplink
856 856  
857 857  
858 858  
798 +
859 859  ==== 3.4.2.4 Enable Trigger Mode ====
860 860  
801 +
861 861  Use of trigger mode, please check [[ADDMOD6>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
862 862  
863 -* AT Command:
804 +* (% style="color:#037691" %)**AT Command:**
864 864  
865 -(% class="box infomessage" %)
866 -(((
867 867  **AT+ADDMOD6=1 or 0**
868 -)))
869 869  
870 870  1: Enable Trigger Mode
871 871  
... ... @@ -872,43 +872,38 @@
872 872  0: Disable Trigger Mode
873 873  
874 874  
875 -* Downlink Payload (prefix 0x0A 06):
813 +* (% style="color:#037691" %)**Downlink Payload (prefix 0x0A 06):**
876 876  
877 -(% class="box infomessage" %)
878 -(((
879 -**0x0A 06 aa     ~/~/ Same as AT+ADDMOD6=aa,**
880 -)))
815 +**0x0A 06 aa    ** ~/~/ Same as AT+ADDMOD6=aa
881 881  
882 882  
883 883  
819 +
884 884  ==== 3.4.2.5 Poll trigger settings ====
885 885  
822 +
886 886  Poll trigger settings,
887 887  
888 -* AT Command:
825 +* (% style="color:#037691" %)**AT Command:**
889 889  
890 890  There is no AT Command for this feature.
891 891  
892 892  
893 -* Downlink Payload (prefix 0x AB 06):
830 +* (% style="color:#037691" %)**Downlink Payload (prefix 0x AB 06):**
894 894  
895 -(% class="box infomessage" %)
896 -(((
897 -**0xAB 06  ~/~/ Poll trigger settings, device will uplink trigger settings once receive this command**
898 -)))
832 +**0xAB 06         **~/~/ Poll trigger settings, device will uplink trigger settings once receive this command
899 899  
900 900  
901 901  
836 +
902 902  ==== 3.4.2.6 Enable / Disable DI1/DI2/DI3 as trigger ====
903 903  
839 +
904 904  Enable Disable DI1/DI2/DI2 as trigger,
905 905  
906 -* AT Command:
842 +* (% style="color:#037691" %)**AT Command:**
907 907  
908 -(% class="box infomessage" %)
909 -(((
910 910  **Format: AT+DTRI=<DI1_TIRGGER_FlAG>,< DI2_TIRGGER_FlAG >**
911 -)))
912 912  
913 913  
914 914  **Example:**
... ... @@ -915,25 +915,21 @@
915 915  
916 916  AT+ DTRI =1,0   (Enable DI1 trigger / disable DI2 trigger)
917 917  
918 -* Downlink Payload (prefix 0xAA 02):
851 +* (% style="color:#037691" %)**Downlink Payload (prefix 0xAA 02):**
919 919  
920 -(% class="box infomessage" %)
921 -(((
922 -**0xAA 02 aa bb  ~/~/ Same as AT+DTRI=aa,bb**
923 -)))
853 +**0xAA 02 aa bb        **~/~/ Same as AT+DTRI=aa,bb
924 924  
925 925  
926 926  
857 +
927 927  ==== 3.4.2.7 Trigger1 – Set DI1 or DI3 as trigger ====
928 928  
860 +
929 929  Set DI1 or DI3(for LT-33222-L) trigger.
930 930  
931 -* AT Command:
863 +* (% style="color:#037691" %)**AT Command:**
932 932  
933 -(% class="box infomessage" %)
934 -(((
935 935  **AT+TRIG1=a,b**
936 -)))
937 937  
938 938  a : Interrupt mode. 0: falling edge; 1: rising edge, 2: falling and raising edge(for MOD=1).
939 939  
... ... @@ -945,26 +945,20 @@
945 945  AT+TRIG1=1,100(set DI1 port to trigger on high level, valid signal is 100ms )
946 946  
947 947  
948 -* Downlink Payload (prefix 0x09 01 ):
877 +* (% style="color:#037691" %)**Downlink Payload (prefix 0x09 01 ):**
878 +* **0x09 01 aa bb cc    ** ~/~/ same as AT+TRIG1=aa,0x(bb cc)
949 949  
950 -(% class="box infomessage" %)
951 -(((
952 -**0x09 01 aa bb cc ~/~/ same as AT+TRIG1=aa,0x(bb cc)**
953 -)))
954 954  
955 -
956 -
957 957  ==== 3.4.2.8 Trigger2 – Set DI2 as trigger ====
958 958  
883 +
959 959  Set DI2 trigger.
960 960  
961 -* AT Command:
886 +* (% style="color:#037691" %)**AT Command:**
962 962  
963 -(% class="box infomessage" %)
964 -(((
965 965  **AT+TRIG2=a,b**
966 -)))
967 967  
890 +
968 968  a : Interrupt mode. 0: falling edge; 1: rising edge, 2: falling and raising edge(for MOD=1).
969 969  
970 970  b : delay timing.
... ... @@ -975,93 +975,82 @@
975 975  AT+TRIG2=0,100(set DI1 port to trigger on low level, valid signal is 100ms )
976 976  
977 977  
978 -* Downlink Payload (prefix 0x09 02 ):
901 +* (% style="color:#037691" %)**Downlink Payload (prefix 0x09 02 ):**
979 979  
980 -(% class="box infomessage" %)
981 -(((
982 -**0x09 02 aa bb cc ~/~/ same as AT+TRIG1=aa,0x(bb cc)**
983 -)))
903 +**0x09 02 aa bb cc           **~/~/ same as AT+TRIG1=aa,0x(bb cc)
984 984  
985 985  
986 986  
907 +
987 987  ==== 3.4.2.9 Trigger – Set AC (current) as trigger ====
988 988  
910 +
989 989  Set current trigger , base on AC port. See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
990 990  
991 -* AT Command:
913 +* (% style="color:#037691" %)**AT Command**
992 992  
993 -(% class="box infomessage" %)
994 -(((
995 -**AT+ACLIM. **
996 -)))
915 +**AT+ACLIM**
997 997  
998 998  
999 -* Downlink Payload (prefix 0xAA 01 ):
918 +* (% style="color:#037691" %)**Downlink Payload (prefix 0xAA 01 )**
1000 1000  
1001 -(% class="box infomessage" %)
1002 -(((
1003 -**0x AA 01 aa bb cc dd ee ff gg hh ~/~/ same as AT+ACLIM See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]**
1004 -)))
920 +**0x AA 01 aa bb cc dd ee ff gg hh        ** ~/~/ same as AT+ACLIM See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
1005 1005  
1006 1006  
1007 1007  
924 +
1008 1008  ==== 3.4.2.10 Trigger – Set AV (voltage) as trigger ====
1009 1009  
927 +
1010 1010  Set current trigger , base on AV port. See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
1011 1011  
1012 -* AT Command:
930 +* (% style="color:#037691" %)**AT Command**
1013 1013  
1014 -(% class="box infomessage" %)
1015 -(((
1016 -**AT+AVLIM. See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]**
1017 -)))
932 +**AT+AVLIM  See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]**
1018 1018  
1019 1019  
1020 -* Downlink Payload (prefix 0xAA 00 ):
935 +* (% style="color:#037691" %)**Downlink Payload (prefix 0xAA 00 )**
1021 1021  
1022 -(% class="box infomessage" %)
1023 -(((
1024 -**0x AA 00 aa bb cc dd ee ff gg hh ~/~/ same as AT+AVLIM See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]] **
1025 -)))
937 +**0x AA 00 aa bb cc dd ee ff gg hh    ** ~/~/ same as AT+AVLIM See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
1026 1026  
1027 1027  
1028 1028  
941 +
1029 1029  ==== 3.4.2.11 Trigger – Set minimum interval ====
1030 1030  
1031 -Set AV and AC trigger minimum interval, system won’t response to the second trigger within this set time after the first trigger.
1032 1032  
1033 -* AT Command:
945 +Set AV and AC trigger minimum interval, system won't response to the second trigger within this set time after the first trigger.
1034 1034  
1035 -(% class="box infomessage" %)
1036 -(((
1037 -**AT+ATDC=5. Device won’t response the second trigger within 5 minute after the first trigger.**
1038 -)))
947 +* (% style="color:#037691" %)**AT Command**
1039 1039  
949 +**AT+ATDC=5        ** Device won't response the second trigger within 5 minute after the first trigger.
1040 1040  
1041 -* Downlink Payload (prefix 0xAC ):
1042 1042  
1043 -(% class="box infomessage" %)
952 +* (% style="color:#037691" %)**Downlink Payload (prefix 0xAC )**
953 +
954 +**0x AC aa bb   ** ~/~/ same as AT+ATDC=0x(aa bb)   . Unit (min)
955 +
1044 1044  (((
1045 -**0x AC aa bb ~/~/ same as AT+ATDC=0x(aa bb)   . Unit (min)**
957 +
958 +
959 +(% style="color:red" %)Note: ATDC setting must be more than 5min
1046 1046  )))
1047 1047  
1048 1048  
1049 1049  
964 +
1050 1050  ==== 3.4.2.12 DO ~-~- Control Digital Output DO1/DO2/DO3 ====
1051 1051  
1052 -* AT Command:
1053 1053  
968 +* (% style="color:#037691" %)**AT Command**
969 +
1054 1054  There is no AT Command to control Digital Output
1055 1055  
1056 1056  
1057 -* Downlink Payload (prefix 0x02):
973 +* (% style="color:#037691" %)**Downlink Payload (prefix 0x02)**
974 +* **0x02 aa bb cc     **~/~/ Set DO1/DO2/DO3 output
1058 1058  
1059 -(% class="box infomessage" %)
1060 1060  (((
1061 -**0x02 aa bb cc     ~/~/ Set DO1/DO2/DO3 output**
1062 -)))
1063 -
1064 -(((
1065 1065  If payload = 0x02010001, while there is load between V+ and DOx, it means set DO1 to low, DO2 to high and DO3 to low.
1066 1066  )))
1067 1067  
... ... @@ -1081,22 +1081,20 @@
1081 1081  
1082 1082  
1083 1083  
996 +
1084 1084  ==== 3.4.2.13 DO ~-~- Control Digital Output DO1/DO2/DO3 with time control ====
1085 1085  
1086 -* AT Command:
1087 1087  
1000 +* (% style="color:#037691" %)**AT Command**
1001 +
1088 1088  There is no AT Command to control Digital Output
1089 1089  
1090 1090  
1091 -* Downlink Payload (prefix 0xA9):
1005 +* (% style="color:#037691" %)**Downlink Payload (prefix 0xA9)**
1092 1092  
1093 -(% class="box infomessage" %)
1094 -(((
1095 -(((
1096 -**0xA9 aa bb cc     ~/~/ Set DO1/DO2/DO3 output with time control**
1097 -)))
1098 -)))
1007 +**0xA9 aa bb cc     **~/~/ Set DO1/DO2/DO3 output with time control
1099 1099  
1009 +
1100 1100  This is to control the digital output time of DO pin. Include four bytes:
1101 1101  
1102 1102  (% style="color:#4f81bd" %)**First Byte**(%%)**:** Type code (0xA9)
... ... @@ -1150,20 +1150,20 @@
1150 1150  
1151 1151  
1152 1152  
1063 +
1153 1153  ==== 3.4.2.14 Relay ~-~- Control Relay Output RO1/RO2 ====
1154 1154  
1155 -* AT Command:
1156 1156  
1067 +* (% style="color:#037691" %)**AT Command:**
1068 +
1157 1157  There is no AT Command to control Relay Output
1158 1158  
1159 1159  
1160 -* Downlink Payload (prefix 0x03):
1072 +* (% style="color:#037691" %)**Downlink Payload (prefix 0x03):**
1161 1161  
1162 -(% class="box infomessage" %)
1163 -(((
1164 -**0x03 aa bb     ~/~/ Set RO1/RO2 output**
1165 -)))
1074 +**0x03 aa bb     **~/~/ Set RO1/RO2 output
1166 1166  
1076 +
1167 1167  (((
1168 1168  If payload = 0x030100, it means set RO1 to close and RO2 to open.
1169 1169  )))
... ... @@ -1180,20 +1180,20 @@
1180 1180  
1181 1181  
1182 1182  
1093 +
1183 1183  ==== 3.4.2.15 Relay ~-~- Control Relay Output RO1/RO2 with time control ====
1184 1184  
1185 -* AT Command:
1186 1186  
1097 +* (% style="color:#037691" %)**AT Command:**
1098 +
1187 1187  There is no AT Command to control Relay Output
1188 1188  
1189 1189  
1190 -* Downlink Payload (prefix 0x05):
1102 +* (% style="color:#037691" %)**Downlink Payload (prefix 0x05):**
1191 1191  
1192 -(% class="box infomessage" %)
1193 -(((
1194 -**0x05 aa bb cc dd     ~/~/ Set RO1/RO2 relay with time control:**
1195 -)))
1104 +**0x05 aa bb cc dd     **~/~/ Set RO1/RO2 relay with time control
1196 1196  
1106 +
1197 1197  This is to control the relay output time of relay. Include four bytes:
1198 1198  
1199 1199  (% style="color:#4f81bd" %)**First Byte **(%%)**:** Type code (0x05)
... ... @@ -1207,7 +1207,7 @@
1207 1207  
1208 1208  (% style="color:#4f81bd" %)**Third Byte(bb)**(%%): Control Method and Ports status:
1209 1209  
1210 -[[image:image-20220524093831-10.png]]
1120 +[[image:image-20220714135731-1.png||height="406" width="627"]]
1211 1211  
1212 1212  
1213 1213  (% style="color:#4f81bd" %)**Fourth/Fifth Bytes(cc)**(%%): Latching time. Unit: ms
... ... @@ -1217,53 +1217,48 @@
1217 1217  
1218 1218  **Example payload:**
1219 1219  
1220 -**~1. 05 01 11 07 D0**
1130 +**~1. 05 01 11 07 D**
1221 1221  
1222 -Relay1 and Relay 2 will be set to NO , last 2 seconds, then change back to original state.
1132 +Relay1 and Relay 2 will be set to NC , last 2 seconds, then change back to original state.
1223 1223  
1224 1224  **2. 05 01 10 07 D0**
1225 1225  
1226 -Relay1 will change to NO, Relay2 will change to NC, last 2 seconds, then both change back to original state.
1136 +Relay1 will change to NC, Relay2 will change to NO, last 2 seconds, then both change back to original state.
1227 1227  
1228 1228  **3. 05 00 01 07 D0**
1229 1229  
1230 -Relay1 will change to NC, Relay2 will change to NO, last 2 seconds, then relay change to NO, Relay2 change to NC.
1140 +Relay1 will change to NO, Relay2 will change to NC, last 2 seconds, then relay change to NC,Relay2 change to NO.
1231 1231  
1232 1232  **4. 05 00 00 07 D0**
1233 1233  
1234 -Relay 1 & relay2 will change to NC, last 2 seconds, then both change to NO.
1144 +Relay 1 & relay2 will change to NO, last 2 seconds, then both change to NC.
1235 1235  
1236 1236  
1237 1237  
1148 +
1238 1238  ==== 3.4.2.16 Counting ~-~- Voltage threshold counting ====
1239 1239  
1151 +
1240 1240  When voltage exceed the threshold, count. Feature see [[MOD4>>||anchor="H3.3.4AT2BMOD3D42CSingleDICounting2B1xVoltageCounting"]]
1241 1241  
1242 -* AT Command:
1154 +* (% style="color:#037691" %)**AT Command:**
1243 1243  
1244 -(% class="box infomessage" %)
1245 -(((
1246 -**AT+VOLMAX    ~/~/ See [[MOD4>>||anchor="H3.3.4AT2BMOD3D42CSingleDICounting2B1xVoltageCounting"]]**
1247 -)))
1156 +**AT+VOLMAX   ** ~/~/ See [[MOD4>>||anchor="H3.3.4AT2BMOD3D42CSingleDICounting2B1xVoltageCounting"]]
1248 1248  
1249 1249  
1250 -* Downlink Payload (prefix 0xA5):
1159 +* (% style="color:#037691" %)**Downlink Payload (prefix 0xA5):**
1251 1251  
1252 -(% class="box infomessage" %)
1253 -(((
1254 -**0xA5 aa bb cc   ~/~/ Same as AT+VOLMAX=(aa bb),cc**
1255 -)))
1161 +**0xA5 aa bb cc   **~/~/ Same as AT+VOLMAX=(aa bb),cc
1256 1256  
1257 1257  
1258 1258  
1165 +
1259 1259  ==== 3.4.2.17 Counting ~-~- Pre-configure the Count Number ====
1260 1260  
1261 -* AT Command:
1262 1262  
1263 -(% class="box infomessage" %)
1264 -(((
1169 +* (% style="color:#037691" %)**AT Command:**
1170 +
1265 1265  **AT+SETCNT=aa,(bb cc dd ee) **
1266 -)))
1267 1267  
1268 1268  aa: 1: Set count1,
1269 1269  
... ... @@ -1274,51 +1274,42 @@
1274 1274  Bb cc dd ee: number to be set
1275 1275  
1276 1276  
1277 -* Downlink Payload (prefix 0xA8):
1182 +* (% style="color:#037691" %)**Downlink Payload (prefix 0xA8):**
1278 1278  
1279 -(% class="box infomessage" %)
1280 -(((
1281 -**0x A8 aa bb cc dd ee     ~/~/ same as AT+SETCNT=aa,(bb cc dd ee)**
1282 -)))
1184 +**0x A8 aa bb cc dd ee     **~/~/ same as AT+SETCNT=aa,(bb cc dd ee)
1283 1283  
1284 1284  
1285 1285  
1188 +
1286 1286  ==== 3.4.2.18 Counting ~-~- Clear Counting ====
1287 1287  
1191 +
1288 1288  Clear counting for counting mode
1289 1289  
1290 -* AT Command:
1194 +* (% style="color:#037691" %)**AT Command:**
1291 1291  
1292 -(% class="box infomessage" %)
1293 -(((
1294 -**AT+CLRCOUNT ~/~/ clear all counting**
1295 -)))
1196 +**AT+CLRCOUNT ** ~/~/ clear all counting
1296 1296  
1297 -* Downlink Payload (prefix 0xA6):
1298 1298  
1299 -(% class="box infomessage" %)
1300 -(((
1301 -**0x A6 01     ~/~/ clear all counting,**
1302 -)))
1199 +* (% style="color:#037691" %)**Downlink Payload (prefix 0xA6):**
1303 1303  
1201 +**0x A6 01    ** ~/~/ clear all counting
1304 1304  
1305 1305  
1204 +
1205 +
1306 1306  ==== 3.4.2.19 Counting ~-~- Change counting mode save time ====
1307 1307  
1308 -* AT Command:
1309 1309  
1310 -(% class="box infomessage" %)
1311 -(((
1312 -**AT+COUTIME=60  ~/~/ Set save time to 60 seconds. Device will save the counting result in internal flash every 60 seconds. (min value: 30)**
1313 -)))
1209 +* (% style="color:#037691" %)**AT Command:**
1314 1314  
1315 -* Downlink Payload (prefix 0xA7):
1211 +**AT+COUTIME=60  **~/~/ Set save time to 60 seconds. Device will save the counting result in internal flash every 60 seconds. (min value: 30)
1316 1316  
1317 -(% class="box infomessage" %)
1318 -(((
1319 -**0x A7 aa bb cc     ~/~/ same as AT+COUTIME =aa bb cc,**
1320 -)))
1321 1321  
1214 +* (% style="color:#037691" %)**Downlink Payload (prefix 0xA7):**
1215 +
1216 +**0x A7 aa bb cc     **~/~/ same as AT+COUTIME =aa bb cc,
1217 +
1322 1322  (((
1323 1323  range: aa bb cc:0 to 16777215,  (unit:second)
1324 1324  
... ... @@ -1326,8 +1326,10 @@
1326 1326  )))
1327 1327  
1328 1328  
1225 +
1329 1329  == 3.5 Integrate with Mydevice ==
1330 1330  
1228 +
1331 1331  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:
1332 1332  
1333 1333  (((
... ... @@ -1336,14 +1336,15 @@
1336 1336  
1337 1337  (((
1338 1338  (% 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:
1237 +
1238 +
1339 1339  )))
1340 1340  
1341 -[[image:1653356737703-362.png||height="232" width="732"]]
1241 +[[image:image-20220719105525-1.png||height="377" width="677"]]
1342 1342  
1343 -[[image:image-20220524094641-11.png||height="390" width="723"]]
1344 1344  
1345 1345  
1346 -[[image:image-20220524094641-12.png||height="402" width="718"]]
1245 +[[image:image-20220719110247-2.png||height="388" width="683"]]
1347 1347  
1348 1348  
1349 1349  (% style="color:blue" %)**Step 3**(%%): Create an account or log in Mydevices.
... ... @@ -1376,8 +1376,10 @@
1376 1376  
1377 1377  == 3.6 Interface Detail ==
1378 1378  
1278 +
1379 1379  === 3.6.1 Digital Input Port: DI1/DI2 /DI3 ( For LT-33222-L, low active ) ===
1380 1380  
1281 +
1381 1381  Support NPN Type sensor
1382 1382  
1383 1383  [[image:1653356991268-289.png]]
... ... @@ -1386,6 +1386,7 @@
1386 1386  
1387 1387  === 3.6.2 Digital Input Port: DI1/DI2 ( For LT-22222-L) ===
1388 1388  
1290 +
1389 1389  (((
1390 1390  The DI port of LT-22222-L can support NPN or PNP output sensor.
1391 1391  )))
... ... @@ -1392,7 +1392,9 @@
1392 1392  
1393 1393  (((
1394 1394  (((
1395 -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
1297 +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.
1298 +
1299 +
1396 1396  )))
1397 1397  )))
1398 1398  
... ... @@ -1437,6 +1437,8 @@
1437 1437  
1438 1438  (((
1439 1439  
1344 +
1345 +
1440 1440  )))
1441 1441  
1442 1442  (((
... ... @@ -1468,6 +1468,8 @@
1468 1468  
1469 1469  (((
1470 1470  
1377 +
1378 +
1471 1471  )))
1472 1472  
1473 1473  (((
... ... @@ -1501,6 +1501,7 @@
1501 1501  
1502 1502  === 3.6.3 Digital Output Port: DO1/DO2 /DO3 ===
1503 1503  
1412 +
1504 1504  NPN output: GND or Float. Max voltage can apply to output pin is 36v.
1505 1505  
1506 1506  [[image:1653357531600-905.png]]
... ... @@ -1509,6 +1509,7 @@
1509 1509  
1510 1510  === 3.6.4 Analog Input Interface ===
1511 1511  
1421 +
1512 1512  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:
1513 1513  
1514 1514  
... ... @@ -1540,6 +1540,7 @@
1540 1540  
1541 1541  === 3.6.5 Relay Output ===
1542 1542  
1453 +
1543 1543  (((
1544 1544  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:
1545 1545  )))
... ... @@ -1552,13 +1552,17 @@
1552 1552  
1553 1553  == 3.7 LEDs Indicators ==
1554 1554  
1466 +
1555 1555  [[image:image-20220524100748-11.png]]
1556 1556  
1557 1557  
1470 +
1558 1558  = 4. Use AT Command =
1559 1559  
1473 +
1560 1560  == 4.1 Access AT Command ==
1561 1561  
1476 +
1562 1562  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.
1563 1563  
1564 1564  [[image:1653358238933-385.png]]
... ... @@ -1757,8 +1757,6 @@
1757 1757  
1758 1758  (((
1759 1759  AT+CFG: Print all settings
1760 -
1761 -
1762 1762  )))
1763 1763  
1764 1764  
... ... @@ -1765,6 +1765,7 @@
1765 1765  
1766 1766  == 4.2 Common AT Command Sequence ==
1767 1767  
1681 +
1768 1768  === 4.2.1 Multi-channel ABP mode (Use with SX1301/LG308) ===
1769 1769  
1770 1770  (((
... ... @@ -1804,8 +1804,6 @@
1804 1804  
1805 1805  (((
1806 1806  (% style="background-color:#dcdcdc" %)ATZ
1807 -
1808 -
1809 1809  )))
1810 1810  
1811 1811  
... ... @@ -1890,13 +1890,16 @@
1890 1890  
1891 1891  === 4.2.3 Change to Class A ===
1892 1892  
1805 +
1893 1893  If sensor JOINED
1894 1894  (% style="background-color:#dcdcdc" %)AT+CLASS=A
1895 1895  ATZ
1896 1896  
1897 1897  
1811 +
1898 1898  = 5. FAQ =
1899 1899  
1814 +
1900 1900  == 5.1 How to upgrade the image? ==
1901 1901  
1902 1902  
... ... @@ -1918,7 +1918,9 @@
1918 1918  
1919 1919  
1920 1920  (% style="color:blue" %)**For LT-22222-L**(%%):
1921 -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.
1836 +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.
1837 +
1838 +
1922 1922  )))
1923 1923  
1924 1924   [[image:image-20220524103407-12.png]]
... ... @@ -1930,6 +1930,7 @@
1930 1930  
1931 1931  (% 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:
1932 1932  
1850 +
1933 1933  [[image:1653360054704-518.png||height="186" width="745"]]
1934 1934  
1935 1935  
... ... @@ -1938,6 +1938,8 @@
1938 1938  
1939 1939  
1940 1940  == 5.2 How to change the LoRa Frequency Bands/Region? ==
1859 +
1860 +
1941 1941  )))
1942 1942  )))
1943 1943  
... ... @@ -1948,7 +1948,10 @@
1948 1948  (((
1949 1949  
1950 1950  
1871 +
1951 1951  == 5.3 How to set up LT to work with Single Channel Gateway such as LG01/LG02? ==
1873 +
1874 +
1952 1952  )))
1953 1953  
1954 1954  (((
... ... @@ -1966,7 +1966,7 @@
1966 1966  )))
1967 1967  
1968 1968  (((
1969 -(% 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.
1892 +(% 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.
1970 1970  )))
1971 1971  
1972 1972  (((
... ... @@ -1974,12 +1974,12 @@
1974 1974  )))
1975 1975  
1976 1976  (((
1977 -(% 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.
1900 +(% 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.**
1978 1978  )))
1979 1979  
1980 1980  
1981 1981  (((
1982 -(% style="color:#4f81bd" %)**Step2**(%%)**: **Run AT Command to make LT work in Single frequency & ABP mode. Below is the AT commands:
1905 +(% style="color:blue" %)**Step2**(%%)**:  **Run AT Command to make LT work in Single frequency & ABP mode. Below is the AT commands:
1983 1983  )))
1984 1984  
1985 1985  (((
... ... @@ -2003,20 +2003,28 @@
2003 2003  [[image:1653360498588-932.png||height="485" width="726"]]
2004 2004  
2005 2005  
1929 +
2006 2006  == 5.4 Can I see counting event in Serial? ==
2007 2007  
1932 +
2008 2008  (((
2009 -User can run AT+DEBUG command to see the counting event in serial. If firmware too old and doesnt support AT+DEBUG. User can update to latest firmware first.
1934 +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.
2010 2010  
2011 2011  
1937 +
2012 2012  == 5.5 Can i use point to point communication for LT-22222-L? ==
2013 2013  
1940 +
2014 2014  Yes, please refer [[Point to Point Communication>>doc:Main. Point to Point Communication of LT-22222-L.WebHome]]
1942 +
1943 +
1944 +
2015 2015  )))
2016 2016  
2017 2017  (((
2018 2018  == 5.6 Why does the relay output become the default and open relay after the lt22222 is powered off? ==
2019 2019  
1950 +
2020 2020  If the device is not shut down, but directly powered off.
2021 2021  
2022 2022  It will default that this is a power-off state.
... ... @@ -2025,12 +2025,16 @@
2025 2025  
2026 2026  After restart, the status before power failure will be read from flash.
2027 2027  
1959 +
1960 +
2028 2028  = 6. Trouble Shooting =
2029 2029  )))
2030 2030  
2031 2031  (((
2032 2032  (((
2033 -== 6.1 Downlink doesn’t work, how to solve it? ==
1966 +== 6.1 Downlink doesn't work, how to solve it? ==
1967 +
1968 +
2034 2034  )))
2035 2035  )))
2036 2036  
... ... @@ -2041,7 +2041,10 @@
2041 2041  (((
2042 2042  
2043 2043  
1979 +
2044 2044  == 6.2 Have trouble to upload image. ==
1981 +
1982 +
2045 2045  )))
2046 2046  
2047 2047  (((
... ... @@ -2051,7 +2051,10 @@
2051 2051  (((
2052 2052  
2053 2053  
2054 -== 6.3 Why I can’t join TTN in US915 /AU915 bands? ==
1992 +
1993 +== 6.3 Why I can't join TTN in US915 /AU915 bands? ==
1994 +
1995 +
2055 2055  )))
2056 2056  
2057 2057  (((
... ... @@ -2065,19 +2065,20 @@
2065 2065  
2066 2066  (% style="color:#4f81bd" %)**LT-22222-L-XXX:**
2067 2067  
2068 -
2069 2069  (% style="color:#4f81bd" %)**XXX:**
2070 2070  
2071 -* (% style="color:#4f81bd" %)**EU433**(%%): LT with frequency bands EU433
2072 -* (% style="color:#4f81bd" %)**EU868**(%%): LT with frequency bands EU868
2073 -* (% style="color:#4f81bd" %)**KR920**(%%): LT with frequency bands KR920
2074 -* (% style="color:#4f81bd" %)**CN470**(%%): LT with frequency bands CN470
2075 -* (% style="color:#4f81bd" %)**AS923**(%%): LT with frequency bands AS923
2076 -* (% style="color:#4f81bd" %)**AU915**(%%): LT with frequency bands AU915
2077 -* (% style="color:#4f81bd" %)**US915**(%%): LT with frequency bands US915
2078 -* (% style="color:#4f81bd" %)**IN865**(%%): LT with frequency bands IN865
2079 -* (% style="color:#4f81bd" %)**CN779**(%%): LT with frequency bands CN779
2011 +* (% style="color:red" %)**EU433**(%%):  LT with frequency bands EU433
2012 +* (% style="color:red" %)**EU868**(%%):  LT with frequency bands EU868
2013 +* (% style="color:red" %)**KR920**(%%):  LT with frequency bands KR920
2014 +* (% style="color:red" %)**CN470**(%%):  LT with frequency bands CN470
2015 +* (% style="color:red" %)**AS923**(%%):  LT with frequency bands AS923
2016 +* (% style="color:red" %)**AU915**(%%):  LT with frequency bands AU915
2017 +* (% style="color:red" %)**US915**(%%):  LT with frequency bands US915
2018 +* (% style="color:red" %)**IN865**(%%):  LT with frequency bands IN865
2019 +* (% style="color:red" %)**CN779**(%%):  LT with frequency bands CN779
2080 2080  
2021 +
2022 +
2081 2081  = 8. Packing Info =
2082 2082  
2083 2083  
... ... @@ -2095,18 +2095,27 @@
2095 2095  * Package Size / pcs : 14.5 x 8 x 5 cm
2096 2096  * Weight / pcs : 170g
2097 2097  
2040 +
2041 +
2098 2098  = 9. Support =
2099 2099  
2044 +
2100 2100  * (((
2101 2101  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.
2102 2102  )))
2103 2103  * (((
2104 2104  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]]
2050 +
2051 +
2052 +
2053 +
2105 2105  )))
2106 2106  
2107 2107  = 10. Reference​​​​​ =
2108 2108  
2058 +
2109 2109  * 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]]
2110 -* [[Image Download>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/image/]]
2111 -* [[AT Command Manual>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/]]
2060 +* [[Datasheet, Document Base>>https://www.dropbox.com/sh/gxxmgks42tqfr3a/AACEdsj_mqzeoTOXARRlwYZ2a?dl=0]]
2112 2112  * [[Hardware Source>>url:https://github.com/dragino/Lora/tree/master/LT/LT-33222-L/v1.0]]
2062 +
2063 +
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