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Last modified by Mengting Qiu on 2025/06/04 18:42
From version 82.6
edited by Xiaoling
on 2022/06/20 11:17
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

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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 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.
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" %)(((
... ... @@ -209,9 +209,9 @@
209 209  * 1 x Counting Port
210 210  )))
211 211  
212 -
213 213  = 2. Power ON Device =
214 214  
214 +
215 215  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.
216 216  
217 217  (((
... ... @@ -226,19 +226,24 @@
226 226  
227 227  == 3.1 How it works? ==
228 228  
229 +
229 229  (((
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. 
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. 
231 231  )))
232 232  
233 233  (((
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.
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.
235 235  )))
236 236  
237 237  
239 +
238 238  == 3.2 Example to join LoRaWAN network ==
239 239  
242 +
240 240  (((
241 241  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 +
242 242  )))
243 243  
244 244  [[image:image-20220523172350-1.png||height="266" width="864"]]
... ... @@ -246,6 +246,8 @@
246 246  
247 247  (((
248 248  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 +
249 249  )))
250 250  
251 251  (((
... ... @@ -271,6 +271,7 @@
271 271  [[image:1653298023685-319.png]]
272 272  
273 273  
281 +
274 274  (((
275 275  (% 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.
276 276  )))
... ... @@ -281,17 +281,20 @@
281 281  
282 282  == 3.3 Uplink Payload ==
283 283  
292 +
284 284  There are five working modes + one interrupt mode on LT for different type application:
285 285  
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
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
292 292  
302 +
293 293  === 3.3.1 AT+MOD~=1, 2ACI+2AVI ===
294 294  
305 +
295 295  The uplink payload includes totally 9 bytes. Uplink packets use FPORT=2 and every 10 minutes send one uplink by default.
296 296  
297 297  [[image:image-20220523174024-3.png]]
... ... @@ -343,6 +343,7 @@
343 343  ** DO1 is high in case there is load between DO1 and V+.
344 344  ** DO1 LED is off in both case
345 345  
357 +
346 346  === 3.3.2 AT+MOD~=2, (Double DI Counting) ===
347 347  
348 348  
... ... @@ -379,12 +379,7 @@
379 379  (((
380 380  (((
381 381  **AT+MOD=2**
382 -)))
383 -)))
384 384  
385 -(% class="box infomessage" %)
386 -(((
387 -(((
388 388  **ATZ**
389 389  )))
390 390  )))
... ... @@ -397,59 +397,33 @@
397 397  
398 398  (((
399 399  **For LT22222-L:**
400 -)))
401 401  
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 -)))
408 408  
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 -)))
409 +(% style="color:blue" %)**AT+TRIG1=0,100**(%%)**  (set DI1 port to trigger on low level, valid signal is 100ms) **
415 415  
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 -)))
411 +(% style="color:blue" %)**AT+TRIG1=1,100**(%%)**  (set DI1 port to trigger on high level, valid signal is 100ms ) **
422 422  
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 -)))
413 +(% style="color:blue" %)**AT+TRIG2=0,100**(%%)**  (set DI2 port to trigger on low level, valid signal is 100ms) **
429 429  
430 -(% class="box infomessage" %)
431 -(((
432 -(((
433 -**AT+SETCNT=1,60   (Set COUNT1 value to 60)**
434 -)))
435 -)))
415 +(% style="color:blue" %)**AT+TRIG2=1,100**(%%)**  (set DI2 port to trigger on high level, valid signal is 100ms ) **
436 436  
437 -(% class="box infomessage" %)
438 -(((
439 -(((
440 -**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)**
441 441  )))
442 -)))
443 443  
444 444  
445 445  
446 446  === 3.3.3 AT+MOD~=3, Single DI Counting + 2 x ACI ===
447 447  
426 +
448 448  **LT22222-L**: This mode the DI1 is used as a counting pin.
449 449  
450 450  [[image:image-20220523181246-5.png]]
451 451  
452 452  (((
432 +
433 +
453 453  (% style="color:#4f81bd" %)**DIDORO**(%%) is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below
454 454  )))
455 455  
... ... @@ -463,6 +463,7 @@
463 463  (% style="color:red" %)Note: DO3 is not valid for LT-22222-L.
464 464  )))
465 465  
447 +
466 466  (((
467 467  **To use counting mode, please run:**
468 468  )))
... ... @@ -471,12 +471,7 @@
471 471  (((
472 472  (((
473 473  **AT+MOD=3**
474 -)))
475 -)))
476 476  
477 -(% class="box infomessage" %)
478 -(((
479 -(((
480 480  **ATZ**
481 481  )))
482 482  )))
... ... @@ -521,20 +521,13 @@
521 521  (((
522 522  (((
523 523  **AT+MOD=4**
524 -)))
525 -)))
526 526  
527 -(% class="box infomessage" %)
528 -(((
529 -(((
530 530  **ATZ**
531 531  )))
532 532  )))
533 533  
534 -(((
535 -
536 -)))
537 537  
507 +
538 538  (((
539 539  Other AT Commands for counting are similar to [[MOD2 Counting Command>>||anchor="H3.3.2AT2BMOD3D22C28DoubleDICounting29"]].
540 540  )))
... ... @@ -543,35 +543,16 @@
543 543  
544 544  
545 545  **Plus below command for AVI1 Counting:**
546 -)))
547 547  
548 -(% class="box infomessage" %)
549 -(((
550 -(((
551 -**AT+SETCNT=3,60   (set AVI Count to 60)**
552 -)))
553 -)))
554 554  
555 -(% class="box infomessage" %)
556 -(((
557 -(((
558 -**AT+VOLMAX=20000   (If AVI1 voltage higher than VOLMAX (20000mV =20v), counter increase 1)**
559 -)))
560 -)))
518 +(% style="color:blue" %)**AT+SETCNT=3,60**(%%)**  (set AVI Count to 60)**
561 561  
562 -(% class="box infomessage" %)
563 -(((
564 -(((
565 -**AT+VOLMAX=20000,0   (If AVI1 voltage lower than VOLMAX (20000mV =20v), counter increase 1)**
566 -)))
567 -)))
520 +(% style="color:blue" %)**AT+VOLMAX=20000**(%%)**  (If AVI1 voltage higher than VOLMAX (20000mV =20v), counter increase 1)**
568 568  
569 -(% class="box infomessage" %)
570 -(((
571 -(((
572 -**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)**
573 573  )))
574 -)))
575 575  
576 576  
577 577  
... ... @@ -608,12 +608,7 @@
608 608  (((
609 609  (((
610 610  **AT+MOD=5**
611 -)))
612 -)))
613 613  
614 -(% class="box infomessage" %)
615 -(((
616 -(((
617 617  **ATZ**
618 618  )))
619 619  )))
... ... @@ -631,8 +631,8 @@
631 631  
632 632  For example, if user has configured below commands:
633 633  
634 -* **AT+MOD=1 ** **~-~->** The normal working mode
635 -* **AT+ADDMOD6=1**   **~-~->** Enable trigger
580 +* **AT+MOD=1 ** **~-~->**  The normal working mode
581 +* **AT+ADDMOD6=1**   **~-~->**  Enable trigger
636 636  
637 637  LT will keep monitoring AV1/AV2/AC1/AC2 every 5 seconds; LT will send uplink packets in two cases:
638 638  
... ... @@ -639,8 +639,9 @@
639 639  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
640 640  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.**
641 641  
642 -**AT Command to set Trigger Condition**:
588 +(% style="color:#037691" %)**AT Command to set Trigger Condition**:
643 643  
590 +
644 644  (% style="color:#4f81bd" %)**Trigger base on voltage**:
645 645  
646 646  Format: AT+AVLIM=<AV1_LIMIT_LOW>,< AV1_LIMIT_HIGH>,<AV2_LIMIT_LOW>,< AV2_LIMIT_HIGH>
... ... @@ -675,7 +675,7 @@
675 675  AT+ DTRI =1,0   (Enable DI1 trigger / disable DI2 trigger)
676 676  
677 677  
678 -**Downlink Command to set Trigger Condition:**
625 +(% style="color:#037691" %)**Downlink Command to set Trigger Condition:**
679 679  
680 680  Type Code: 0xAA. Downlink command same as AT Command **AT+AVLIM, AT+ACLIM**
681 681  
... ... @@ -762,14 +762,14 @@
762 762  (((
763 763  
764 764  
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 -
712 +**Decoder for TTN/loraserver/ChirpStack**:  [[https:~~/~~/www.dropbox.com/sh/wtrzu7avdtkmn3z/AACK5NwOMkU9jnvf1uCMuqrVa?dl=0>>https://www.dropbox.com/sh/wtrzu7avdtkmn3z/AACK5NwOMkU9jnvf1uCMuqrVa?dl=0]]
768 768  )))
769 769  
770 770  
716 +
771 771  == 3.4 ​Configure LT via AT or Downlink ==
772 772  
719 +
773 773  User can configure LT I/O Controller via AT Commands or LoRaWAN Downlink Commands
774 774  
775 775  (((
... ... @@ -780,8 +780,11 @@
780 780  
781 781  * (% style="color:#4f81bd" %)**Sensor Related Commands**(%%): These commands are special designed for LT-22222-L.  User can see these commands below:
782 782  
730 +
731 +
783 783  === 3.4.1 Common Commands ===
784 784  
734 +
785 785  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]]
786 786  
787 787  
... ... @@ -788,80 +788,72 @@
788 788  
789 789  === 3.4.2 Sensor related commands ===
790 790  
741 +
791 791  ==== 3.4.2.1 Set Transmit Interval ====
792 792  
744 +
793 793  Set device uplink interval.
794 794  
795 -* AT Command:
747 +* (% style="color:#037691" %)**AT Command:**
796 796  
797 -(% class="box infomessage" %)
798 -(((
799 799  **AT+TDC=N **
800 -)))
801 801  
751 +
802 802  **Example: **AT+TDC=30000. Means set interval to 30 seconds
803 803  
804 804  
805 -* Downlink Payload (prefix 0x01):
755 +* (% style="color:#037691" %)**Downlink Payload (prefix 0x01):**
806 806  
807 -(% class="box infomessage" %)
808 -(((
809 809  **0x01 aa bb cc     ~/~/ Same as AT+TDC=0x(aa bb cc)**
810 -)))
811 811  
812 812  
813 813  
761 +
814 814  ==== 3.4.2.2 Set Work Mode (AT+MOD) ====
815 815  
764 +
816 816  Set work mode.
817 817  
818 -* AT Command:
767 +* (% style="color:#037691" %)**AT Command:**
819 819  
820 -(% class="box infomessage" %)
821 -(((
822 822  **AT+MOD=N  **
823 -)))
824 824  
771 +
825 825  **Example**: AT+MOD=2. Set work mode to Double DI counting mode
826 826  
827 827  
828 -* Downlink Payload (prefix 0x0A):
775 +* (% style="color:#037691" %)**Downlink Payload (prefix 0x0A):**
829 829  
830 -(% class="box infomessage" %)
831 -(((
832 -**0x0A aa     ~/~/ Same as AT+MOD=aa**
833 -)))
777 +**0x0A aa    ** ~/~/ Same as AT+MOD=aa
834 834  
835 835  
836 836  
781 +
837 837  ==== 3.4.2.3 Poll an uplink ====
838 838  
839 -* AT Command:
840 840  
785 +* (% style="color:#037691" %)**AT Command:**
786 +
841 841  There is no AT Command to poll uplink
842 842  
843 843  
844 -* Downlink Payload (prefix 0x08):
790 +* (% style="color:#037691" %)**Downlink Payload (prefix 0x08):**
845 845  
846 -(% class="box infomessage" %)
847 -(((
848 -**0x08 FF     ~/~/ Poll an uplink,**
849 -)))
792 +**0x08 FF     **~/~/ Poll an uplink
850 850  
851 851  **Example**: 0x08FF, ask device to send an Uplink
852 852  
853 853  
854 854  
798 +
855 855  ==== 3.4.2.4 Enable Trigger Mode ====
856 856  
801 +
857 857  Use of trigger mode, please check [[ADDMOD6>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
858 858  
859 -* AT Command:
804 +* (% style="color:#037691" %)**AT Command:**
860 860  
861 -(% class="box infomessage" %)
862 -(((
863 863  **AT+ADDMOD6=1 or 0**
864 -)))
865 865  
866 866  1: Enable Trigger Mode
867 867  
... ... @@ -868,43 +868,38 @@
868 868  0: Disable Trigger Mode
869 869  
870 870  
871 -* Downlink Payload (prefix 0x0A 06):
813 +* (% style="color:#037691" %)**Downlink Payload (prefix 0x0A 06):**
872 872  
873 -(% class="box infomessage" %)
874 -(((
875 -**0x0A 06 aa     ~/~/ Same as AT+ADDMOD6=aa,**
876 -)))
815 +**0x0A 06 aa    ** ~/~/ Same as AT+ADDMOD6=aa
877 877  
878 878  
879 879  
819 +
880 880  ==== 3.4.2.5 Poll trigger settings ====
881 881  
822 +
882 882  Poll trigger settings,
883 883  
884 -* AT Command:
825 +* (% style="color:#037691" %)**AT Command:**
885 885  
886 886  There is no AT Command for this feature.
887 887  
888 888  
889 -* Downlink Payload (prefix 0x AB 06):
830 +* (% style="color:#037691" %)**Downlink Payload (prefix 0x AB 06):**
890 890  
891 -(% class="box infomessage" %)
892 -(((
893 -**0xAB 06  ~/~/ Poll trigger settings, device will uplink trigger settings once receive this command**
894 -)))
832 +**0xAB 06         **~/~/ Poll trigger settings, device will uplink trigger settings once receive this command
895 895  
896 896  
897 897  
836 +
898 898  ==== 3.4.2.6 Enable / Disable DI1/DI2/DI3 as trigger ====
899 899  
839 +
900 900  Enable Disable DI1/DI2/DI2 as trigger,
901 901  
902 -* AT Command:
842 +* (% style="color:#037691" %)**AT Command:**
903 903  
904 -(% class="box infomessage" %)
905 -(((
906 906  **Format: AT+DTRI=<DI1_TIRGGER_FlAG>,< DI2_TIRGGER_FlAG >**
907 -)))
908 908  
909 909  
910 910  **Example:**
... ... @@ -911,25 +911,21 @@
911 911  
912 912  AT+ DTRI =1,0   (Enable DI1 trigger / disable DI2 trigger)
913 913  
914 -* Downlink Payload (prefix 0xAA 02):
851 +* (% style="color:#037691" %)**Downlink Payload (prefix 0xAA 02):**
915 915  
916 -(% class="box infomessage" %)
917 -(((
918 -**0xAA 02 aa bb  ~/~/ Same as AT+DTRI=aa,bb**
919 -)))
853 +**0xAA 02 aa bb        **~/~/ Same as AT+DTRI=aa,bb
920 920  
921 921  
922 922  
857 +
923 923  ==== 3.4.2.7 Trigger1 – Set DI1 or DI3 as trigger ====
924 924  
860 +
925 925  Set DI1 or DI3(for LT-33222-L) trigger.
926 926  
927 -* AT Command:
863 +* (% style="color:#037691" %)**AT Command:**
928 928  
929 -(% class="box infomessage" %)
930 -(((
931 931  **AT+TRIG1=a,b**
932 -)))
933 933  
934 934  a : Interrupt mode. 0: falling edge; 1: rising edge, 2: falling and raising edge(for MOD=1).
935 935  
... ... @@ -941,26 +941,20 @@
941 941  AT+TRIG1=1,100(set DI1 port to trigger on high level, valid signal is 100ms )
942 942  
943 943  
944 -* 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)
945 945  
946 -(% class="box infomessage" %)
947 -(((
948 -**0x09 01 aa bb cc ~/~/ same as AT+TRIG1=aa,0x(bb cc)**
949 -)))
950 950  
951 -
952 -
953 953  ==== 3.4.2.8 Trigger2 – Set DI2 as trigger ====
954 954  
883 +
955 955  Set DI2 trigger.
956 956  
957 -* AT Command:
886 +* (% style="color:#037691" %)**AT Command:**
958 958  
959 -(% class="box infomessage" %)
960 -(((
961 961  **AT+TRIG2=a,b**
962 -)))
963 963  
890 +
964 964  a : Interrupt mode. 0: falling edge; 1: rising edge, 2: falling and raising edge(for MOD=1).
965 965  
966 966  b : delay timing.
... ... @@ -971,93 +971,82 @@
971 971  AT+TRIG2=0,100(set DI1 port to trigger on low level, valid signal is 100ms )
972 972  
973 973  
974 -* Downlink Payload (prefix 0x09 02 ):
901 +* (% style="color:#037691" %)**Downlink Payload (prefix 0x09 02 ):**
975 975  
976 -(% class="box infomessage" %)
977 -(((
978 -**0x09 02 aa bb cc ~/~/ same as AT+TRIG1=aa,0x(bb cc)**
979 -)))
903 +**0x09 02 aa bb cc           **~/~/ same as AT+TRIG1=aa,0x(bb cc)
980 980  
981 981  
982 982  
907 +
983 983  ==== 3.4.2.9 Trigger – Set AC (current) as trigger ====
984 984  
910 +
985 985  Set current trigger , base on AC port. See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
986 986  
987 -* AT Command:
913 +* (% style="color:#037691" %)**AT Command**
988 988  
989 -(% class="box infomessage" %)
990 -(((
991 -**AT+ACLIM. **
992 -)))
915 +**AT+ACLIM**
993 993  
994 994  
995 -* Downlink Payload (prefix 0xAA 01 ):
918 +* (% style="color:#037691" %)**Downlink Payload (prefix 0xAA 01 )**
996 996  
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 -)))
920 +**0x AA 01 aa bb cc dd ee ff gg hh        ** ~/~/ same as AT+ACLIM See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
1001 1001  
1002 1002  
1003 1003  
924 +
1004 1004  ==== 3.4.2.10 Trigger – Set AV (voltage) as trigger ====
1005 1005  
927 +
1006 1006  Set current trigger , base on AV port. See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
1007 1007  
1008 -* AT Command:
930 +* (% style="color:#037691" %)**AT Command**
1009 1009  
1010 -(% class="box infomessage" %)
1011 -(((
1012 -**AT+AVLIM. See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]**
1013 -)))
932 +**AT+AVLIM  See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]**
1014 1014  
1015 1015  
1016 -* Downlink Payload (prefix 0xAA 00 ):
935 +* (% style="color:#037691" %)**Downlink Payload (prefix 0xAA 00 )**
1017 1017  
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 -)))
937 +**0x AA 00 aa bb cc dd ee ff gg hh    ** ~/~/ same as AT+AVLIM See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
1022 1022  
1023 1023  
1024 1024  
941 +
1025 1025  ==== 3.4.2.11 Trigger – Set minimum interval ====
1026 1026  
1027 -Set AV and AC trigger minimum interval, system won’t response to the second trigger within this set time after the first trigger.
1028 1028  
1029 -* 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.
1030 1030  
1031 -(% class="box infomessage" %)
1032 -(((
1033 -**AT+ATDC=5. Device won’t response the second trigger within 5 minute after the first trigger.**
1034 -)))
947 +* (% style="color:#037691" %)**AT Command**
1035 1035  
949 +**AT+ATDC=5        ** Device won't response the second trigger within 5 minute after the first trigger.
1036 1036  
1037 -* Downlink Payload (prefix 0xAC ):
1038 1038  
1039 -(% 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 +
1040 1040  (((
1041 -**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
1042 1042  )))
1043 1043  
1044 1044  
1045 1045  
964 +
1046 1046  ==== 3.4.2.12 DO ~-~- Control Digital Output DO1/DO2/DO3 ====
1047 1047  
1048 -* AT Command:
1049 1049  
968 +* (% style="color:#037691" %)**AT Command**
969 +
1050 1050  There is no AT Command to control Digital Output
1051 1051  
1052 1052  
1053 -* Downlink Payload (prefix 0x02):
973 +* (% style="color:#037691" %)**Downlink Payload (prefix 0x02)**
974 +* **0x02 aa bb cc     **~/~/ Set DO1/DO2/DO3 output
1054 1054  
1055 -(% class="box infomessage" %)
1056 1056  (((
1057 -**0x02 aa bb cc     ~/~/ Set DO1/DO2/DO3 output**
1058 -)))
1059 -
1060 -(((
1061 1061  If payload = 0x02010001, while there is load between V+ and DOx, it means set DO1 to low, DO2 to high and DO3 to low.
1062 1062  )))
1063 1063  
... ... @@ -1077,22 +1077,20 @@
1077 1077  
1078 1078  
1079 1079  
996 +
1080 1080  ==== 3.4.2.13 DO ~-~- Control Digital Output DO1/DO2/DO3 with time control ====
1081 1081  
1082 -* AT Command:
1083 1083  
1000 +* (% style="color:#037691" %)**AT Command**
1001 +
1084 1084  There is no AT Command to control Digital Output
1085 1085  
1086 1086  
1087 -* Downlink Payload (prefix 0xA9):
1005 +* (% style="color:#037691" %)**Downlink Payload (prefix 0xA9)**
1088 1088  
1089 -(% class="box infomessage" %)
1090 -(((
1091 -(((
1092 -**0xA9 aa bb cc     ~/~/ Set DO1/DO2/DO3 output with time control**
1093 -)))
1094 -)))
1007 +**0xA9 aa bb cc     **~/~/ Set DO1/DO2/DO3 output with time control
1095 1095  
1009 +
1096 1096  This is to control the digital output time of DO pin. Include four bytes:
1097 1097  
1098 1098  (% style="color:#4f81bd" %)**First Byte**(%%)**:** Type code (0xA9)
... ... @@ -1146,20 +1146,20 @@
1146 1146  
1147 1147  
1148 1148  
1063 +
1149 1149  ==== 3.4.2.14 Relay ~-~- Control Relay Output RO1/RO2 ====
1150 1150  
1151 -* AT Command:
1152 1152  
1067 +* (% style="color:#037691" %)**AT Command:**
1068 +
1153 1153  There is no AT Command to control Relay Output
1154 1154  
1155 1155  
1156 -* Downlink Payload (prefix 0x03):
1072 +* (% style="color:#037691" %)**Downlink Payload (prefix 0x03):**
1157 1157  
1158 -(% class="box infomessage" %)
1159 -(((
1160 -**0x03 aa bb     ~/~/ Set RO1/RO2 output**
1161 -)))
1074 +**0x03 aa bb     **~/~/ Set RO1/RO2 output
1162 1162  
1076 +
1163 1163  (((
1164 1164  If payload = 0x030100, it means set RO1 to close and RO2 to open.
1165 1165  )))
... ... @@ -1176,20 +1176,20 @@
1176 1176  
1177 1177  
1178 1178  
1093 +
1179 1179  ==== 3.4.2.15 Relay ~-~- Control Relay Output RO1/RO2 with time control ====
1180 1180  
1181 -* AT Command:
1182 1182  
1097 +* (% style="color:#037691" %)**AT Command:**
1098 +
1183 1183  There is no AT Command to control Relay Output
1184 1184  
1185 1185  
1186 -* Downlink Payload (prefix 0x05):
1102 +* (% style="color:#037691" %)**Downlink Payload (prefix 0x05):**
1187 1187  
1188 -(% class="box infomessage" %)
1189 -(((
1190 -**0x05 aa bb cc dd     ~/~/ Set RO1/RO2 relay with time control:**
1191 -)))
1104 +**0x05 aa bb cc dd     **~/~/ Set RO1/RO2 relay with time control
1192 1192  
1106 +
1193 1193  This is to control the relay output time of relay. Include four bytes:
1194 1194  
1195 1195  (% style="color:#4f81bd" %)**First Byte **(%%)**:** Type code (0x05)
... ... @@ -1203,7 +1203,7 @@
1203 1203  
1204 1204  (% style="color:#4f81bd" %)**Third Byte(bb)**(%%): Control Method and Ports status:
1205 1205  
1206 -[[image:image-20220524093831-10.png]]
1120 +[[image:image-20220714135731-1.png||height="406" width="627"]]
1207 1207  
1208 1208  
1209 1209  (% style="color:#4f81bd" %)**Fourth/Fifth Bytes(cc)**(%%): Latching time. Unit: ms
... ... @@ -1213,53 +1213,48 @@
1213 1213  
1214 1214  **Example payload:**
1215 1215  
1216 -**~1. 05 01 11 07 D0**
1130 +**~1. 05 01 11 07 D**
1217 1217  
1218 -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.
1219 1219  
1220 1220  **2. 05 01 10 07 D0**
1221 1221  
1222 -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.
1223 1223  
1224 1224  **3. 05 00 01 07 D0**
1225 1225  
1226 -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.
1227 1227  
1228 1228  **4. 05 00 00 07 D0**
1229 1229  
1230 -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.
1231 1231  
1232 1232  
1233 1233  
1148 +
1234 1234  ==== 3.4.2.16 Counting ~-~- Voltage threshold counting ====
1235 1235  
1151 +
1236 1236  When voltage exceed the threshold, count. Feature see [[MOD4>>||anchor="H3.3.4AT2BMOD3D42CSingleDICounting2B1xVoltageCounting"]]
1237 1237  
1238 -* AT Command:
1154 +* (% style="color:#037691" %)**AT Command:**
1239 1239  
1240 -(% class="box infomessage" %)
1241 -(((
1242 -**AT+VOLMAX    ~/~/ See [[MOD4>>||anchor="H3.3.4AT2BMOD3D42CSingleDICounting2B1xVoltageCounting"]]**
1243 -)))
1156 +**AT+VOLMAX   ** ~/~/ See [[MOD4>>||anchor="H3.3.4AT2BMOD3D42CSingleDICounting2B1xVoltageCounting"]]
1244 1244  
1245 1245  
1246 -* Downlink Payload (prefix 0xA5):
1159 +* (% style="color:#037691" %)**Downlink Payload (prefix 0xA5):**
1247 1247  
1248 -(% class="box infomessage" %)
1249 -(((
1250 -**0xA5 aa bb cc   ~/~/ Same as AT+VOLMAX=(aa bb),cc**
1251 -)))
1161 +**0xA5 aa bb cc   **~/~/ Same as AT+VOLMAX=(aa bb),cc
1252 1252  
1253 1253  
1254 1254  
1165 +
1255 1255  ==== 3.4.2.17 Counting ~-~- Pre-configure the Count Number ====
1256 1256  
1257 -* AT Command:
1258 1258  
1259 -(% class="box infomessage" %)
1260 -(((
1169 +* (% style="color:#037691" %)**AT Command:**
1170 +
1261 1261  **AT+SETCNT=aa,(bb cc dd ee) **
1262 -)))
1263 1263  
1264 1264  aa: 1: Set count1,
1265 1265  
... ... @@ -1270,51 +1270,42 @@
1270 1270  Bb cc dd ee: number to be set
1271 1271  
1272 1272  
1273 -* Downlink Payload (prefix 0xA8):
1182 +* (% style="color:#037691" %)**Downlink Payload (prefix 0xA8):**
1274 1274  
1275 -(% class="box infomessage" %)
1276 -(((
1277 -**0x A8 aa bb cc dd ee     ~/~/ same as AT+SETCNT=aa,(bb cc dd ee)**
1278 -)))
1184 +**0x A8 aa bb cc dd ee     **~/~/ same as AT+SETCNT=aa,(bb cc dd ee)
1279 1279  
1280 1280  
1281 1281  
1188 +
1282 1282  ==== 3.4.2.18 Counting ~-~- Clear Counting ====
1283 1283  
1191 +
1284 1284  Clear counting for counting mode
1285 1285  
1286 -* AT Command:
1194 +* (% style="color:#037691" %)**AT Command:**
1287 1287  
1288 -(% class="box infomessage" %)
1289 -(((
1290 -**AT+CLRCOUNT ~/~/ clear all counting**
1291 -)))
1196 +**AT+CLRCOUNT ** ~/~/ clear all counting
1292 1292  
1293 -* Downlink Payload (prefix 0xA6):
1294 1294  
1295 -(% class="box infomessage" %)
1296 -(((
1297 -**0x A6 01     ~/~/ clear all counting,**
1298 -)))
1199 +* (% style="color:#037691" %)**Downlink Payload (prefix 0xA6):**
1299 1299  
1201 +**0x A6 01    ** ~/~/ clear all counting
1300 1300  
1301 1301  
1204 +
1205 +
1302 1302  ==== 3.4.2.19 Counting ~-~- Change counting mode save time ====
1303 1303  
1304 -* AT Command:
1305 1305  
1306 -(% class="box infomessage" %)
1307 -(((
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)**
1309 -)))
1209 +* (% style="color:#037691" %)**AT Command:**
1310 1310  
1311 -* 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)
1312 1312  
1313 -(% class="box infomessage" %)
1314 -(((
1315 -**0x A7 aa bb cc     ~/~/ same as AT+COUTIME =aa bb cc,**
1316 -)))
1317 1317  
1214 +* (% style="color:#037691" %)**Downlink Payload (prefix 0xA7):**
1215 +
1216 +**0x A7 aa bb cc     **~/~/ same as AT+COUTIME =aa bb cc,
1217 +
1318 1318  (((
1319 1319  range: aa bb cc:0 to 16777215,  (unit:second)
1320 1320  
... ... @@ -1322,8 +1322,10 @@
1322 1322  )))
1323 1323  
1324 1324  
1225 +
1325 1325  == 3.5 Integrate with Mydevice ==
1326 1326  
1228 +
1327 1327  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:
1328 1328  
1329 1329  (((
... ... @@ -1332,14 +1332,15 @@
1332 1332  
1333 1333  (((
1334 1334  (% 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 +
1335 1335  )))
1336 1336  
1337 -[[image:1653356737703-362.png||height="232" width="732"]]
1241 +[[image:image-20220719105525-1.png||height="377" width="677"]]
1338 1338  
1339 -[[image:image-20220524094641-11.png||height="390" width="723"]]
1340 1340  
1341 1341  
1342 -[[image:image-20220524094641-12.png||height="402" width="718"]]
1245 +[[image:image-20220719110247-2.png||height="388" width="683"]]
1343 1343  
1344 1344  
1345 1345  (% style="color:blue" %)**Step 3**(%%): Create an account or log in Mydevices.
... ... @@ -1372,8 +1372,10 @@
1372 1372  
1373 1373  == 3.6 Interface Detail ==
1374 1374  
1278 +
1375 1375  === 3.6.1 Digital Input Port: DI1/DI2 /DI3 ( For LT-33222-L, low active ) ===
1376 1376  
1281 +
1377 1377  Support NPN Type sensor
1378 1378  
1379 1379  [[image:1653356991268-289.png]]
... ... @@ -1382,6 +1382,7 @@
1382 1382  
1383 1383  === 3.6.2 Digital Input Port: DI1/DI2 ( For LT-22222-L) ===
1384 1384  
1290 +
1385 1385  (((
1386 1386  The DI port of LT-22222-L can support NPN or PNP output sensor.
1387 1387  )))
... ... @@ -1388,7 +1388,9 @@
1388 1388  
1389 1389  (((
1390 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
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 +
1392 1392  )))
1393 1393  )))
1394 1394  
... ... @@ -1433,6 +1433,8 @@
1433 1433  
1434 1434  (((
1435 1435  
1344 +
1345 +
1436 1436  )))
1437 1437  
1438 1438  (((
... ... @@ -1464,6 +1464,8 @@
1464 1464  
1465 1465  (((
1466 1466  
1377 +
1378 +
1467 1467  )))
1468 1468  
1469 1469  (((
... ... @@ -1497,6 +1497,7 @@
1497 1497  
1498 1498  === 3.6.3 Digital Output Port: DO1/DO2 /DO3 ===
1499 1499  
1412 +
1500 1500  NPN output: GND or Float. Max voltage can apply to output pin is 36v.
1501 1501  
1502 1502  [[image:1653357531600-905.png]]
... ... @@ -1505,6 +1505,7 @@
1505 1505  
1506 1506  === 3.6.4 Analog Input Interface ===
1507 1507  
1421 +
1508 1508  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:
1509 1509  
1510 1510  
... ... @@ -1536,6 +1536,7 @@
1536 1536  
1537 1537  === 3.6.5 Relay Output ===
1538 1538  
1453 +
1539 1539  (((
1540 1540  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:
1541 1541  )))
... ... @@ -1548,13 +1548,17 @@
1548 1548  
1549 1549  == 3.7 LEDs Indicators ==
1550 1550  
1466 +
1551 1551  [[image:image-20220524100748-11.png]]
1552 1552  
1553 1553  
1470 +
1554 1554  = 4. Use AT Command =
1555 1555  
1473 +
1556 1556  == 4.1 Access AT Command ==
1557 1557  
1476 +
1558 1558  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.
1559 1559  
1560 1560  [[image:1653358238933-385.png]]
... ... @@ -1753,8 +1753,6 @@
1753 1753  
1754 1754  (((
1755 1755  AT+CFG: Print all settings
1756 -
1757 -
1758 1758  )))
1759 1759  
1760 1760  
... ... @@ -1761,6 +1761,7 @@
1761 1761  
1762 1762  == 4.2 Common AT Command Sequence ==
1763 1763  
1681 +
1764 1764  === 4.2.1 Multi-channel ABP mode (Use with SX1301/LG308) ===
1765 1765  
1766 1766  (((
... ... @@ -1800,8 +1800,6 @@
1800 1800  
1801 1801  (((
1802 1802  (% style="background-color:#dcdcdc" %)ATZ
1803 -
1804 -
1805 1805  )))
1806 1806  
1807 1807  
... ... @@ -1886,13 +1886,16 @@
1886 1886  
1887 1887  === 4.2.3 Change to Class A ===
1888 1888  
1805 +
1889 1889  If sensor JOINED
1890 1890  (% style="background-color:#dcdcdc" %)AT+CLASS=A
1891 1891  ATZ
1892 1892  
1893 1893  
1811 +
1894 1894  = 5. FAQ =
1895 1895  
1814 +
1896 1896  == 5.1 How to upgrade the image? ==
1897 1897  
1898 1898  
... ... @@ -1914,7 +1914,9 @@
1914 1914  
1915 1915  
1916 1916  (% style="color:blue" %)**For LT-22222-L**(%%):
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.
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 +
1918 1918  )))
1919 1919  
1920 1920   [[image:image-20220524103407-12.png]]
... ... @@ -1926,6 +1926,7 @@
1926 1926  
1927 1927  (% 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:
1928 1928  
1850 +
1929 1929  [[image:1653360054704-518.png||height="186" width="745"]]
1930 1930  
1931 1931  
... ... @@ -1934,6 +1934,8 @@
1934 1934  
1935 1935  
1936 1936  == 5.2 How to change the LoRa Frequency Bands/Region? ==
1859 +
1860 +
1937 1937  )))
1938 1938  )))
1939 1939  
... ... @@ -1944,7 +1944,10 @@
1944 1944  (((
1945 1945  
1946 1946  
1871 +
1947 1947  == 5.3 How to set up LT to work with Single Channel Gateway such as LG01/LG02? ==
1873 +
1874 +
1948 1948  )))
1949 1949  
1950 1950  (((
... ... @@ -1962,7 +1962,7 @@
1962 1962  )))
1963 1963  
1964 1964  (((
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.
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.
1966 1966  )))
1967 1967  
1968 1968  (((
... ... @@ -1970,12 +1970,12 @@
1970 1970  )))
1971 1971  
1972 1972  (((
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.
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.**
1974 1974  )))
1975 1975  
1976 1976  
1977 1977  (((
1978 -(% 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:
1979 1979  )))
1980 1980  
1981 1981  (((
... ... @@ -1999,20 +1999,28 @@
1999 1999  [[image:1653360498588-932.png||height="485" width="726"]]
2000 2000  
2001 2001  
1929 +
2002 2002  == 5.4 Can I see counting event in Serial? ==
2003 2003  
1932 +
2004 2004  (((
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.
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.
2006 2006  
2007 2007  
1937 +
2008 2008  == 5.5 Can i use point to point communication for LT-22222-L? ==
2009 2009  
1940 +
2010 2010  Yes, please refer [[Point to Point Communication>>doc:Main. Point to Point Communication of LT-22222-L.WebHome]]
1942 +
1943 +
1944 +
2011 2011  )))
2012 2012  
2013 2013  (((
2014 2014  == 5.6 Why does the relay output become the default and open relay after the lt22222 is powered off? ==
2015 2015  
1950 +
2016 2016  If the device is not shut down, but directly powered off.
2017 2017  
2018 2018  It will default that this is a power-off state.
... ... @@ -2021,12 +2021,16 @@
2021 2021  
2022 2022  After restart, the status before power failure will be read from flash.
2023 2023  
1959 +
1960 +
2024 2024  = 6. Trouble Shooting =
2025 2025  )))
2026 2026  
2027 2027  (((
2028 2028  (((
2029 -== 6.1 Downlink doesn’t work, how to solve it? ==
1966 +== 6.1 Downlink doesn't work, how to solve it? ==
1967 +
1968 +
2030 2030  )))
2031 2031  )))
2032 2032  
... ... @@ -2037,7 +2037,10 @@
2037 2037  (((
2038 2038  
2039 2039  
1979 +
2040 2040  == 6.2 Have trouble to upload image. ==
1981 +
1982 +
2041 2041  )))
2042 2042  
2043 2043  (((
... ... @@ -2047,7 +2047,10 @@
2047 2047  (((
2048 2048  
2049 2049  
2050 -== 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 +
2051 2051  )))
2052 2052  
2053 2053  (((
... ... @@ -2061,19 +2061,20 @@
2061 2061  
2062 2062  (% style="color:#4f81bd" %)**LT-22222-L-XXX:**
2063 2063  
2064 -
2065 2065  (% style="color:#4f81bd" %)**XXX:**
2066 2066  
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
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
2076 2076  
2021 +
2022 +
2077 2077  = 8. Packing Info =
2078 2078  
2079 2079  
... ... @@ -2091,18 +2091,27 @@
2091 2091  * Package Size / pcs : 14.5 x 8 x 5 cm
2092 2092  * Weight / pcs : 170g
2093 2093  
2040 +
2041 +
2094 2094  = 9. Support =
2095 2095  
2044 +
2096 2096  * (((
2097 2097  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.
2098 2098  )))
2099 2099  * (((
2100 2100  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 +
2101 2101  )))
2102 2102  
2103 2103  = 10. Reference​​​​​ =
2104 2104  
2058 +
2105 2105  * 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]]
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/]]
2060 +* [[Datasheet, Document Base>>https://www.dropbox.com/sh/gxxmgks42tqfr3a/AACEdsj_mqzeoTOXARRlwYZ2a?dl=0]]
2108 2108  * [[Hardware Source>>url:https://github.com/dragino/Lora/tree/master/LT/LT-33222-L/v1.0]]
2062 +
2063 +
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