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Last modified by Mengting Qiu on 2025/06/04 18:42
From version 90.10
edited by Xiaoling
on 2022/08/18 13:46
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To version 82.6
edited by Xiaoling
on 2022/06/20 11:17
Change comment: There is no comment for this version

Summary

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Content
... ... @@ -1,6 +1,7 @@
1 1  (% style="text-align:center" %)
2 2  [[image:image-20220523163353-1.jpeg||height="604" width="500"]]
3 3  
4 +**LT-22222-L LoRa IO Controller User Manual **
4 4  
5 5  
6 6  **Table of Contents:**
... ... @@ -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" %)(((
... ... @@ -216,11 +216,8 @@
216 216  )))
217 217  
218 218  
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. 
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. 
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.
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.
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 +298,17 @@
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
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
310 310  
311 -
312 -
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]]
... ... @@ -366,10 +366,6 @@
366 366  ** DO1 is high in case there is load between DO1 and V+.
367 367  ** DO1 LED is off in both case
368 368  
369 -
370 -
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**
382 +)))
383 +)))
409 409  
385 +(% class="box infomessage" %)
386 +(((
387 +(((
410 410  **ATZ**
411 411  )))
412 412  )))
... ... @@ -419,33 +419,59 @@
419 419  
420 420  (((
421 421  **For LT22222-L:**
400 +)))
422 422  
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 +)))
423 423  
424 -(% style="color:blue" %)**AT+TRIG1=0,100**(%%)**  (set DI1 port to trigger on low level, valid signal is 100ms) **
409 +(% class="box infomessage" %)
410 +(((
411 +(((
412 +**AT+TRIG1=1,100(set DI1 port to trigger on high level, valid signal is 100ms ) **
413 +)))
414 +)))
425 425  
426 -(% style="color:blue" %)**AT+TRIG1=1,100**(%%)**  (set DI1 port to trigger on high level, valid signal is 100ms ) **
416 +(% class="box infomessage" %)
417 +(((
418 +(((
419 +**AT+TRIG2=0,100 (set DI2 port to trigger on low level, valid signal is 100ms) **
420 +)))
421 +)))
427 427  
428 -(% style="color:blue" %)**AT+TRIG2=0,100**(%%)**  (set DI2 port to trigger on low level, valid signal is 100ms) **
423 +(% class="box infomessage" %)
424 +(((
425 +(((
426 +**AT+TRIG2=1,100 (set DI2 port to trigger on high level, valid signal is 100ms ) **
427 +)))
428 +)))
429 429  
430 -(% style="color:blue" %)**AT+TRIG2=1,100**(%%)**  (set DI2 port to trigger on high level, valid signal is 100ms ) **
430 +(% class="box infomessage" %)
431 +(((
432 +(((
433 +**AT+SETCNT=1,60   (Set COUNT1 value to 60)**
434 +)))
435 +)))
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)**
437 +(% class="box infomessage" %)
438 +(((
439 +(((
440 +**AT+SETCNT=2,60   (Set COUNT2 value to 60)**
435 435  )))
442 +)))
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**
474 +)))
475 +)))
471 471  
477 +(% class="box infomessage" %)
478 +(((
479 +(((
472 472  **ATZ**
473 473  )))
474 474  )))
... ... @@ -513,13 +513,20 @@
513 513  (((
514 514  (((
515 515  **AT+MOD=4**
524 +)))
525 +)))
516 516  
527 +(% class="box infomessage" %)
528 +(((
529 +(((
517 517  **ATZ**
518 518  )))
519 519  )))
520 520  
534 +(((
535 +
536 +)))
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:**
546 +)))
531 531  
548 +(% class="box infomessage" %)
549 +(((
550 +(((
551 +**AT+SETCNT=3,60   (set AVI Count to 60)**
552 +)))
553 +)))
532 532  
533 -(% style="color:blue" %)**AT+SETCNT=3,60**(%%)**  (set AVI Count to 60)**
555 +(% class="box infomessage" %)
556 +(((
557 +(((
558 +**AT+VOLMAX=20000   (If AVI1 voltage higher than VOLMAX (20000mV =20v), counter increase 1)**
559 +)))
560 +)))
534 534  
535 -(% style="color:blue" %)**AT+VOLMAX=20000**(%%)**  (If AVI1 voltage higher than VOLMAX (20000mV =20v), counter increase 1)**
562 +(% class="box infomessage" %)
563 +(((
564 +(((
565 +**AT+VOLMAX=20000,0   (If AVI1 voltage lower than VOLMAX (20000mV =20v), counter increase 1)**
566 +)))
567 +)))
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)**
569 +(% class="box infomessage" %)
570 +(((
571 +(((
572 +**AT+VOLMAX=20000,1   (If AVI1 voltage higer than VOLMAX (20000mV =20v), counter increase 1)**
540 540  )))
574 +)))
541 541  
542 542  
543 543  
... ... @@ -574,7 +574,12 @@
574 574  (((
575 575  (((
576 576  **AT+MOD=5**
611 +)))
612 +)))
577 577  
614 +(% class="box infomessage" %)
615 +(((
616 +(((
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
634 +* **AT+MOD=1 ** **~-~->** The normal working mode
635 +* **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**:
642 +**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:**
678 +**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]]
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 +
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:**
795 +* AT Command:
764 764  
797 +(% class="box infomessage" %)
798 +(((
765 765  **AT+TDC=N **
800 +)))
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):**
805 +* Downlink Payload (prefix 0x01):
772 772  
807 +(% class="box infomessage" %)
808 +(((
773 773  **0x01 aa bb cc     ~/~/ Same as AT+TDC=0x(aa bb cc)**
810 +)))
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:**
818 +* AT Command:
784 784  
820 +(% class="box infomessage" %)
821 +(((
785 785  **AT+MOD=N  **
823 +)))
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):**
828 +* Downlink Payload (prefix 0x0A):
792 792  
793 -**0x0A aa    ** ~/~/ Same as AT+MOD=aa
830 +(% class="box infomessage" %)
831 +(((
832 +**0x0A aa     ~/~/ Same as AT+MOD=aa**
833 +)))
794 794  
795 795  
796 796  
797 -
798 798  ==== 3.4.2.3 Poll an uplink ====
799 799  
839 +* 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):**
844 +* Downlink Payload (prefix 0x08):
807 807  
808 -**0x08 FF     **~/~/ Poll an uplink
846 +(% class="box infomessage" %)
847 +(((
848 +**0x08 FF     ~/~/ Poll an uplink,**
849 +)))
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:**
859 +* AT Command:
821 821  
861 +(% class="box infomessage" %)
862 +(((
822 822  **AT+ADDMOD6=1 or 0**
864 +)))
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):**
871 +* Downlink Payload (prefix 0x0A 06):
830 830  
831 -**0x0A 06 aa    ** ~/~/ Same as AT+ADDMOD6=aa
873 +(% class="box infomessage" %)
874 +(((
875 +**0x0A 06 aa     ~/~/ Same as AT+ADDMOD6=aa,**
876 +)))
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:**
884 +* 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):**
889 +* Downlink Payload (prefix 0x AB 06):
847 847  
848 -**0xAB 06         **~/~/ Poll trigger settings, device will uplink trigger settings once receive this command
891 +(% class="box infomessage" %)
892 +(((
893 +**0xAB 06  ~/~/ Poll trigger settings, device will uplink trigger settings once receive this command**
894 +)))
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:**
902 +* AT Command:
859 859  
904 +(% class="box infomessage" %)
905 +(((
860 860  **Format: AT+DTRI=<DI1_TIRGGER_FlAG>,< DI2_TIRGGER_FlAG >**
907 +)))
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):**
914 +* Downlink Payload (prefix 0xAA 02):
868 868  
869 -**0xAA 02 aa bb        **~/~/ Same as AT+DTRI=aa,bb
916 +(% class="box infomessage" %)
917 +(((
918 +**0xAA 02 aa bb  ~/~/ Same as AT+DTRI=aa,bb**
919 +)))
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:**
927 +* AT Command:
880 880  
929 +(% class="box infomessage" %)
930 +(((
881 881  **AT+TRIG1=a,b**
932 +)))
882 882  
883 883  a : Interrupt mode. 0: falling edge; 1: rising edge, 2: falling and raising edge(for MOD=1).
884 884  
... ... @@ -890,19 +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)
944 +* Downlink Payload (prefix 0x09 01 ):
895 895  
896 -==== 3.4.2.8 Trigger2 – Set DI2 as trigger ====
946 +(% class="box infomessage" %)
947 +(((
948 +**0x09 01 aa bb cc ~/~/ same as AT+TRIG1=aa,0x(bb cc)**
949 +)))
897 897  
898 898  
952 +
953 +==== 3.4.2.8 Trigger2 – Set DI2 as trigger ====
954 +
899 899  Set DI2 trigger.
900 900  
901 -* (% style="color:#037691" %)**AT Command:**
957 +* AT Command:
902 902  
959 +(% class="box infomessage" %)
960 +(((
903 903  **AT+TRIG2=a,b**
962 +)))
904 904  
905 -
906 906  a : Interrupt mode. 0: falling edge; 1: rising edge, 2: falling and raising edge(for MOD=1).
907 907  
908 908  b : delay timing.
... ... @@ -913,82 +913,93 @@
913 913  AT+TRIG2=0,100(set DI1 port to trigger on low level, valid signal is 100ms )
914 914  
915 915  
916 -* (% style="color:#037691" %)**Downlink Payload (prefix 0x09 02 ):**
974 +* Downlink Payload (prefix 0x09 02 ):
917 917  
918 -**0x09 02 aa bb cc           **~/~/ same as AT+TRIG1=aa,0x(bb cc)
976 +(% class="box infomessage" %)
977 +(((
978 +**0x09 02 aa bb cc ~/~/ same as AT+TRIG1=aa,0x(bb cc)**
979 +)))
919 919  
920 920  
921 921  
922 -
923 923  ==== 3.4.2.9 Trigger – Set AC (current) as trigger ====
924 924  
925 -
926 926  Set current trigger , base on AC port. See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
927 927  
928 -* (% style="color:#037691" %)**AT Command**
987 +* AT Command:
929 929  
930 -**AT+ACLIM**
989 +(% class="box infomessage" %)
990 +(((
991 +**AT+ACLIM. **
992 +)))
931 931  
932 932  
933 -* (% style="color:#037691" %)**Downlink Payload (prefix 0xAA 01 )**
995 +* Downlink Payload (prefix 0xAA 01 ):
934 934  
935 -**0x AA 01 aa bb cc dd ee ff gg hh        ** ~/~/ same as AT+ACLIM See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
997 +(% class="box infomessage" %)
998 +(((
999 +**0x AA 01 aa bb cc dd ee ff gg hh ~/~/ same as AT+ACLIM See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]**
1000 +)))
936 936  
937 937  
938 938  
939 -
940 940  ==== 3.4.2.10 Trigger – Set AV (voltage) as trigger ====
941 941  
942 -
943 943  Set current trigger , base on AV port. See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
944 944  
945 -* (% style="color:#037691" %)**AT Command**
1008 +* AT Command:
946 946  
947 -**AT+AVLIM  See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]**
1010 +(% class="box infomessage" %)
1011 +(((
1012 +**AT+AVLIM. See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]**
1013 +)))
948 948  
949 949  
950 -* (% style="color:#037691" %)**Downlink Payload (prefix 0xAA 00 )**
1016 +* Downlink Payload (prefix 0xAA 00 ):
951 951  
952 -**0x AA 00 aa bb cc dd ee ff gg hh    ** ~/~/ same as AT+AVLIM See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
1018 +(% class="box infomessage" %)
1019 +(((
1020 +**0x AA 00 aa bb cc dd ee ff gg hh ~/~/ same as AT+AVLIM See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]] **
1021 +)))
953 953  
954 954  
955 955  
956 -
957 957  ==== 3.4.2.11 Trigger – Set minimum interval ====
958 958  
1027 +Set AV and AC trigger minimum interval, system won’t response to the second trigger within this set time after the first trigger.
959 959  
960 -Set AV and AC trigger minimum interval, system won't response to the second trigger within this set time after the first trigger.
1029 +* AT Command:
961 961  
962 -* (% style="color:#037691" %)**AT Command**
1031 +(% class="box infomessage" %)
1032 +(((
1033 +**AT+ATDC=5. Device won’t response the second trigger within 5 minute after the first trigger.**
1034 +)))
963 963  
964 -**AT+ATDC=5        ** Device won't response the second trigger within 5 minute after the first trigger.
965 965  
1037 +* Downlink Payload (prefix 0xAC ):
966 966  
967 -* (% style="color:#037691" %)**Downlink Payload (prefix 0xAC )**
968 -
969 -**0x AC aa bb   ** ~/~/ same as AT+ATDC=0x(aa bb)   . Unit (min)
970 -
1039 +(% class="box infomessage" %)
971 971  (((
972 -
973 -
974 -(% style="color:red" %)Note: ATDC setting must be more than 5min
1041 +**0x AC aa bb ~/~/ same as AT+ATDC=0x(aa bb)   . Unit (min)**
975 975  )))
976 976  
977 977  
978 978  
979 -
980 980  ==== 3.4.2.12 DO ~-~- Control Digital Output DO1/DO2/DO3 ====
981 981  
1048 +* AT Command:
982 982  
983 -* (% style="color:#037691" %)**AT Command**
984 -
985 985  There is no AT Command to control Digital Output
986 986  
987 987  
988 -* (% style="color:#037691" %)**Downlink Payload (prefix 0x02)**
989 -* **0x02 aa bb cc     **~/~/ Set DO1/DO2/DO3 output
1053 +* Downlink Payload (prefix 0x02):
990 990  
1055 +(% class="box infomessage" %)
991 991  (((
1057 +**0x02 aa bb cc     ~/~/ Set DO1/DO2/DO3 output**
1058 +)))
1059 +
1060 +(((
992 992  If payload = 0x02010001, while there is load between V+ and DOx, it means set DO1 to low, DO2 to high and DO3 to low.
993 993  )))
994 994  
... ... @@ -1008,20 +1008,22 @@
1008 1008  
1009 1009  
1010 1010  
1011 -
1012 1012  ==== 3.4.2.13 DO ~-~- Control Digital Output DO1/DO2/DO3 with time control ====
1013 1013  
1082 +* AT Command:
1014 1014  
1015 -* (% style="color:#037691" %)**AT Command**
1016 -
1017 1017  There is no AT Command to control Digital Output
1018 1018  
1019 1019  
1020 -* (% style="color:#037691" %)**Downlink Payload (prefix 0xA9)**
1087 +* Downlink Payload (prefix 0xA9):
1021 1021  
1022 -**0xA9 aa bb cc     **~/~/ Set DO1/DO2/DO3 output with time control
1089 +(% class="box infomessage" %)
1090 +(((
1091 +(((
1092 +**0xA9 aa bb cc     ~/~/ Set DO1/DO2/DO3 output with time control**
1093 +)))
1094 +)))
1023 1023  
1024 -
1025 1025  This is to control the digital output time of DO pin. Include four bytes:
1026 1026  
1027 1027  (% style="color:#4f81bd" %)**First Byte**(%%)**:** Type code (0xA9)
... ... @@ -1075,20 +1075,20 @@
1075 1075  
1076 1076  
1077 1077  
1078 -
1079 1079  ==== 3.4.2.14 Relay ~-~- Control Relay Output RO1/RO2 ====
1080 1080  
1151 +* AT Command:
1081 1081  
1082 -* (% style="color:#037691" %)**AT Command:**
1083 -
1084 1084  There is no AT Command to control Relay Output
1085 1085  
1086 1086  
1087 -* (% style="color:#037691" %)**Downlink Payload (prefix 0x03):**
1156 +* Downlink Payload (prefix 0x03):
1088 1088  
1089 -**0x03 aa bb     **~/~/ Set RO1/RO2 output
1158 +(% class="box infomessage" %)
1159 +(((
1160 +**0x03 aa bb     ~/~/ Set RO1/RO2 output**
1161 +)))
1090 1090  
1091 -
1092 1092  (((
1093 1093  If payload = 0x030100, it means set RO1 to close and RO2 to open.
1094 1094  )))
... ... @@ -1105,20 +1105,20 @@
1105 1105  
1106 1106  
1107 1107  
1108 -
1109 1109  ==== 3.4.2.15 Relay ~-~- Control Relay Output RO1/RO2 with time control ====
1110 1110  
1181 +* AT Command:
1111 1111  
1112 -* (% style="color:#037691" %)**AT Command:**
1113 -
1114 1114  There is no AT Command to control Relay Output
1115 1115  
1116 1116  
1117 -* (% style="color:#037691" %)**Downlink Payload (prefix 0x05):**
1186 +* Downlink Payload (prefix 0x05):
1118 1118  
1119 -**0x05 aa bb cc dd     **~/~/ Set RO1/RO2 relay with time control
1188 +(% class="box infomessage" %)
1189 +(((
1190 +**0x05 aa bb cc dd     ~/~/ Set RO1/RO2 relay with time control:**
1191 +)))
1120 1120  
1121 -
1122 1122  This is to control the relay output time of relay. Include four bytes:
1123 1123  
1124 1124  (% style="color:#4f81bd" %)**First Byte **(%%)**:** Type code (0x05)
... ... @@ -1132,7 +1132,7 @@
1132 1132  
1133 1133  (% style="color:#4f81bd" %)**Third Byte(bb)**(%%): Control Method and Ports status:
1134 1134  
1135 -[[image:image-20220714135731-1.png||height="406" width="627"]]
1206 +[[image:image-20220524093831-10.png]]
1136 1136  
1137 1137  
1138 1138  (% style="color:#4f81bd" %)**Fourth/Fifth Bytes(cc)**(%%): Latching time. Unit: ms
... ... @@ -1142,48 +1142,53 @@
1142 1142  
1143 1143  **Example payload:**
1144 1144  
1145 -**~1. 05 01 11 07 D**
1216 +**~1. 05 01 11 07 D0**
1146 1146  
1147 -Relay1 and Relay 2 will be set to NC , last 2 seconds, then change back to original state.
1218 +Relay1 and Relay 2 will be set to NO , last 2 seconds, then change back to original state.
1148 1148  
1149 1149  **2. 05 01 10 07 D0**
1150 1150  
1151 -Relay1 will change to NC, Relay2 will change to NO, last 2 seconds, then both change back to original state.
1222 +Relay1 will change to NO, Relay2 will change to NC, last 2 seconds, then both change back to original state.
1152 1152  
1153 1153  **3. 05 00 01 07 D0**
1154 1154  
1155 -Relay1 will change to NO, Relay2 will change to NC, last 2 seconds, then relay change to NC,Relay2 change to NO.
1226 +Relay1 will change to NC, Relay2 will change to NO, last 2 seconds, then relay change to NO, Relay2 change to NC.
1156 1156  
1157 1157  **4. 05 00 00 07 D0**
1158 1158  
1159 -Relay 1 & relay2 will change to NO, last 2 seconds, then both change to NC.
1230 +Relay 1 & relay2 will change to NC, last 2 seconds, then both change to NO.
1160 1160  
1161 1161  
1162 1162  
1163 -
1164 1164  ==== 3.4.2.16 Counting ~-~- Voltage threshold counting ====
1165 1165  
1166 -
1167 1167  When voltage exceed the threshold, count. Feature see [[MOD4>>||anchor="H3.3.4AT2BMOD3D42CSingleDICounting2B1xVoltageCounting"]]
1168 1168  
1169 -* (% style="color:#037691" %)**AT Command:**
1238 +* AT Command:
1170 1170  
1171 -**AT+VOLMAX   ** ~/~/ See [[MOD4>>||anchor="H3.3.4AT2BMOD3D42CSingleDICounting2B1xVoltageCounting"]]
1240 +(% class="box infomessage" %)
1241 +(((
1242 +**AT+VOLMAX    ~/~/ See [[MOD4>>||anchor="H3.3.4AT2BMOD3D42CSingleDICounting2B1xVoltageCounting"]]**
1243 +)))
1172 1172  
1173 1173  
1174 -* (% style="color:#037691" %)**Downlink Payload (prefix 0xA5):**
1246 +* Downlink Payload (prefix 0xA5):
1175 1175  
1176 -**0xA5 aa bb cc   **~/~/ Same as AT+VOLMAX=(aa bb),cc
1248 +(% class="box infomessage" %)
1249 +(((
1250 +**0xA5 aa bb cc   ~/~/ Same as AT+VOLMAX=(aa bb),cc**
1251 +)))
1177 1177  
1178 1178  
1179 1179  
1180 -
1181 1181  ==== 3.4.2.17 Counting ~-~- Pre-configure the Count Number ====
1182 1182  
1257 +* AT Command:
1183 1183  
1184 -* (% style="color:#037691" %)**AT Command:**
1185 -
1259 +(% class="box infomessage" %)
1260 +(((
1186 1186  **AT+SETCNT=aa,(bb cc dd ee) **
1262 +)))
1187 1187  
1188 1188  aa: 1: Set count1,
1189 1189  
... ... @@ -1194,42 +1194,51 @@
1194 1194  Bb cc dd ee: number to be set
1195 1195  
1196 1196  
1197 -* (% style="color:#037691" %)**Downlink Payload (prefix 0xA8):**
1273 +* Downlink Payload (prefix 0xA8):
1198 1198  
1199 -**0x A8 aa bb cc dd ee     **~/~/ same as AT+SETCNT=aa,(bb cc dd ee)
1275 +(% class="box infomessage" %)
1276 +(((
1277 +**0x A8 aa bb cc dd ee     ~/~/ same as AT+SETCNT=aa,(bb cc dd ee)**
1278 +)))
1200 1200  
1201 1201  
1202 1202  
1203 -
1204 1204  ==== 3.4.2.18 Counting ~-~- Clear Counting ====
1205 1205  
1206 -
1207 1207  Clear counting for counting mode
1208 1208  
1209 -* (% style="color:#037691" %)**AT Command:**
1286 +* AT Command:
1210 1210  
1211 -**AT+CLRCOUNT ** ~/~/ clear all counting
1288 +(% class="box infomessage" %)
1289 +(((
1290 +**AT+CLRCOUNT ~/~/ clear all counting**
1291 +)))
1212 1212  
1293 +* Downlink Payload (prefix 0xA6):
1213 1213  
1214 -* (% style="color:#037691" %)**Downlink Payload (prefix 0xA6):**
1295 +(% class="box infomessage" %)
1296 +(((
1297 +**0x A6 01     ~/~/ clear all counting,**
1298 +)))
1215 1215  
1216 -**0x A6 01    ** ~/~/ clear all counting
1217 1217  
1218 1218  
1219 -
1220 -
1221 1221  ==== 3.4.2.19 Counting ~-~- Change counting mode save time ====
1222 1222  
1304 +* AT Command:
1223 1223  
1224 -* (% style="color:#037691" %)**AT Command:**
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 +)))
1225 1225  
1226 -**AT+COUTIME=60  **~/~/ Set save time to 60 seconds. Device will save the counting result in internal flash every 60 seconds. (min value: 30)
1311 +* Downlink Payload (prefix 0xA7):
1227 1227  
1313 +(% class="box infomessage" %)
1314 +(((
1315 +**0x A7 aa bb cc     ~/~/ same as AT+COUTIME =aa bb cc,**
1316 +)))
1228 1228  
1229 -* (% style="color:#037691" %)**Downlink Payload (prefix 0xA7):**
1230 -
1231 -**0x A7 aa bb cc     **~/~/ same as AT+COUTIME =aa bb cc,
1232 -
1233 1233  (((
1234 1234  range: aa bb cc:0 to 16777215,  (unit:second)
1235 1235  
... ... @@ -1237,10 +1237,8 @@
1237 1237  )))
1238 1238  
1239 1239  
1240 -
1241 1241  == 3.5 Integrate with Mydevice ==
1242 1242  
1243 -
1244 1244  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:
1245 1245  
1246 1246  (((
... ... @@ -1249,15 +1249,14 @@
1249 1249  
1250 1250  (((
1251 1251  (% 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:
1252 -
1253 -
1254 1254  )))
1255 1255  
1256 -[[image:image-20220719105525-1.png||height="377" width="677"]]
1337 +[[image:1653356737703-362.png||height="232" width="732"]]
1257 1257  
1339 +[[image:image-20220524094641-11.png||height="390" width="723"]]
1258 1258  
1259 1259  
1260 -[[image:image-20220719110247-2.png||height="388" width="683"]]
1342 +[[image:image-20220524094641-12.png||height="402" width="718"]]
1261 1261  
1262 1262  
1263 1263  (% style="color:blue" %)**Step 3**(%%): Create an account or log in Mydevices.
... ... @@ -1290,10 +1290,8 @@
1290 1290  
1291 1291  == 3.6 Interface Detail ==
1292 1292  
1293 -
1294 1294  === 3.6.1 Digital Input Port: DI1/DI2 /DI3 ( For LT-33222-L, low active ) ===
1295 1295  
1296 -
1297 1297  Support NPN Type sensor
1298 1298  
1299 1299  [[image:1653356991268-289.png]]
... ... @@ -1302,7 +1302,6 @@
1302 1302  
1303 1303  === 3.6.2 Digital Input Port: DI1/DI2 ( For LT-22222-L) ===
1304 1304  
1305 -
1306 1306  (((
1307 1307  The DI port of LT-22222-L can support NPN or PNP output sensor.
1308 1308  )))
... ... @@ -1309,9 +1309,7 @@
1309 1309  
1310 1310  (((
1311 1311  (((
1312 -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.
1313 -
1314 -
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
1315 1315  )))
1316 1316  )))
1317 1317  
... ... @@ -1356,8 +1356,6 @@
1356 1356  
1357 1357  (((
1358 1358  
1359 -
1360 -
1361 1361  )))
1362 1362  
1363 1363  (((
... ... @@ -1389,8 +1389,6 @@
1389 1389  
1390 1390  (((
1391 1391  
1392 -
1393 -
1394 1394  )))
1395 1395  
1396 1396  (((
... ... @@ -1424,7 +1424,6 @@
1424 1424  
1425 1425  === 3.6.3 Digital Output Port: DO1/DO2 /DO3 ===
1426 1426  
1427 -
1428 1428  NPN output: GND or Float. Max voltage can apply to output pin is 36v.
1429 1429  
1430 1430  [[image:1653357531600-905.png]]
... ... @@ -1433,7 +1433,6 @@
1433 1433  
1434 1434  === 3.6.4 Analog Input Interface ===
1435 1435  
1436 -
1437 1437  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:
1438 1438  
1439 1439  
... ... @@ -1465,7 +1465,6 @@
1465 1465  
1466 1466  === 3.6.5 Relay Output ===
1467 1467  
1468 -
1469 1469  (((
1470 1470  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:
1471 1471  )))
... ... @@ -1478,17 +1478,13 @@
1478 1478  
1479 1479  == 3.7 LEDs Indicators ==
1480 1480  
1481 -
1482 1482  [[image:image-20220524100748-11.png]]
1483 1483  
1484 1484  
1485 -
1486 1486  = 4. Use AT Command =
1487 1487  
1488 -
1489 1489  == 4.1 Access AT Command ==
1490 1490  
1491 -
1492 1492  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.
1493 1493  
1494 1494  [[image:1653358238933-385.png]]
... ... @@ -1687,6 +1687,8 @@
1687 1687  
1688 1688  (((
1689 1689  AT+CFG: Print all settings
1756 +
1757 +
1690 1690  )))
1691 1691  
1692 1692  
... ... @@ -1693,7 +1693,6 @@
1693 1693  
1694 1694  == 4.2 Common AT Command Sequence ==
1695 1695  
1696 -
1697 1697  === 4.2.1 Multi-channel ABP mode (Use with SX1301/LG308) ===
1698 1698  
1699 1699  (((
... ... @@ -1733,6 +1733,8 @@
1733 1733  
1734 1734  (((
1735 1735  (% style="background-color:#dcdcdc" %)ATZ
1803 +
1804 +
1736 1736  )))
1737 1737  
1738 1738  
... ... @@ -1817,16 +1817,13 @@
1817 1817  
1818 1818  === 4.2.3 Change to Class A ===
1819 1819  
1820 -
1821 1821  If sensor JOINED
1822 1822  (% style="background-color:#dcdcdc" %)AT+CLASS=A
1823 1823  ATZ
1824 1824  
1825 1825  
1826 -
1827 1827  = 5. FAQ =
1828 1828  
1829 -
1830 1830  == 5.1 How to upgrade the image? ==
1831 1831  
1832 1832  
... ... @@ -1848,9 +1848,7 @@
1848 1848  
1849 1849  
1850 1850  (% style="color:blue" %)**For LT-22222-L**(%%):
1851 -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.
1852 -
1853 -
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.
1854 1854  )))
1855 1855  
1856 1856   [[image:image-20220524103407-12.png]]
... ... @@ -1862,7 +1862,6 @@
1862 1862  
1863 1863  (% 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:
1864 1864  
1865 -
1866 1866  [[image:1653360054704-518.png||height="186" width="745"]]
1867 1867  
1868 1868  
... ... @@ -1871,8 +1871,6 @@
1871 1871  
1872 1872  
1873 1873  == 5.2 How to change the LoRa Frequency Bands/Region? ==
1874 -
1875 -
1876 1876  )))
1877 1877  )))
1878 1878  
... ... @@ -1883,10 +1883,7 @@
1883 1883  (((
1884 1884  
1885 1885  
1886 -
1887 1887  == 5.3 How to set up LT to work with Single Channel Gateway such as LG01/LG02? ==
1888 -
1889 -
1890 1890  )))
1891 1891  
1892 1892  (((
... ... @@ -1904,7 +1904,7 @@
1904 1904  )))
1905 1905  
1906 1906  (((
1907 -(% style="color:blue" %)**Step1**(%%):  Log in TTN, Create an ABP device in the application and input the network session key (NETSKEY), app session key (APPSKEY) from the device.
1965 +(% style="color:#4f81bd" %)**Step1**(%%): Log in TTN, Create an ABP device in the application and input the network session key (NETSKEY), app session key (APPSKEY) from the device.
1908 1908  )))
1909 1909  
1910 1910  (((
... ... @@ -1912,12 +1912,12 @@
1912 1912  )))
1913 1913  
1914 1914  (((
1915 -(% style="color:red" %)**Note: user just need to make sure above three keys match, User can change either in TTN or Device to make then match. In TTN, NETSKEY and APPSKEY can be configured by user in setting page, but Device Addr is generated by TTN.**
1973 +(% style="color:red" %)Note: user just need to make sure above three keys match, User can change either in TTN or Device to make then match. In TTN, NETSKEY and APPSKEY can be configured by user in setting page, but Device Addr is generated by TTN.
1916 1916  )))
1917 1917  
1918 1918  
1919 1919  (((
1920 -(% style="color:blue" %)**Step2**(%%)**:  **Run AT Command to make LT work in Single frequency & ABP mode. Below is the AT commands:
1978 +(% style="color:#4f81bd" %)**Step2**(%%)**: **Run AT Command to make LT work in Single frequency & ABP mode. Below is the AT commands:
1921 1921  )))
1922 1922  
1923 1923  (((
... ... @@ -1941,28 +1941,20 @@
1941 1941  [[image:1653360498588-932.png||height="485" width="726"]]
1942 1942  
1943 1943  
1944 -
1945 1945  == 5.4 Can I see counting event in Serial? ==
1946 1946  
1947 -
1948 1948  (((
1949 -User can run AT+DEBUG command to see the counting event in serial. If firmware too old and doesn't support AT+DEBUG. User can update to latest firmware first.
2005 +User can run AT+DEBUG command to see the counting event in serial. If firmware too old and doesn’t support AT+DEBUG. User can update to latest firmware first.
1950 1950  
1951 1951  
1952 -
1953 1953  == 5.5 Can i use point to point communication for LT-22222-L? ==
1954 1954  
1955 -
1956 1956  Yes, please refer [[Point to Point Communication>>doc:Main. Point to Point Communication of LT-22222-L.WebHome]]
1957 -
1958 -
1959 -
1960 1960  )))
1961 1961  
1962 1962  (((
1963 1963  == 5.6 Why does the relay output become the default and open relay after the lt22222 is powered off? ==
1964 1964  
1965 -
1966 1966  If the device is not shut down, but directly powered off.
1967 1967  
1968 1968  It will default that this is a power-off state.
... ... @@ -1971,16 +1971,12 @@
1971 1971  
1972 1972  After restart, the status before power failure will be read from flash.
1973 1973  
1974 -
1975 -
1976 1976  = 6. Trouble Shooting =
1977 1977  )))
1978 1978  
1979 1979  (((
1980 1980  (((
1981 -== 6.1 Downlink doesn't work, how to solve it? ==
1982 -
1983 -
2029 +== 6.1 Downlink doesn’t work, how to solve it? ==
1984 1984  )))
1985 1985  )))
1986 1986  
... ... @@ -1991,10 +1991,7 @@
1991 1991  (((
1992 1992  
1993 1993  
1994 -
1995 1995  == 6.2 Have trouble to upload image. ==
1996 -
1997 -
1998 1998  )))
1999 1999  
2000 2000  (((
... ... @@ -2004,10 +2004,7 @@
2004 2004  (((
2005 2005  
2006 2006  
2007 -
2008 -== 6.3 Why I can't join TTN in US915 /AU915 bands? ==
2009 -
2010 -
2050 +== 6.3 Why I can’t join TTN in US915 /AU915 bands? ==
2011 2011  )))
2012 2012  
2013 2013  (((
... ... @@ -2021,19 +2021,19 @@
2021 2021  
2022 2022  (% style="color:#4f81bd" %)**LT-22222-L-XXX:**
2023 2023  
2064 +
2024 2024  (% style="color:#4f81bd" %)**XXX:**
2025 2025  
2026 -* (% style="color:red" %)**EU433**(%%):  LT with frequency bands EU433
2027 -* (% style="color:red" %)**EU868**(%%):  LT with frequency bands EU868
2028 -* (% style="color:red" %)**KR920**(%%):  LT with frequency bands KR920
2029 -* (% style="color:red" %)**CN470**(%%):  LT with frequency bands CN470
2030 -* (% style="color:red" %)**AS923**(%%):  LT with frequency bands AS923
2031 -* (% style="color:red" %)**AU915**(%%):  LT with frequency bands AU915
2032 -* (% style="color:red" %)**US915**(%%):  LT with frequency bands US915
2033 -* (% style="color:red" %)**IN865**(%%):  LT with frequency bands IN865
2034 -* (% style="color:red" %)**CN779**(%%):  LT with frequency bands CN779
2067 +* (% style="color:#4f81bd" %)**EU433**(%%): LT with frequency bands EU433
2068 +* (% style="color:#4f81bd" %)**EU868**(%%): LT with frequency bands EU868
2069 +* (% style="color:#4f81bd" %)**KR920**(%%): LT with frequency bands KR920
2070 +* (% style="color:#4f81bd" %)**CN470**(%%): LT with frequency bands CN470
2071 +* (% style="color:#4f81bd" %)**AS923**(%%): LT with frequency bands AS923
2072 +* (% style="color:#4f81bd" %)**AU915**(%%): LT with frequency bands AU915
2073 +* (% style="color:#4f81bd" %)**US915**(%%): LT with frequency bands US915
2074 +* (% style="color:#4f81bd" %)**IN865**(%%): LT with frequency bands IN865
2075 +* (% style="color:#4f81bd" %)**CN779**(%%): LT with frequency bands CN779
2035 2035  
2036 -
2037 2037  = 8. Packing Info =
2038 2038  
2039 2039  
... ... @@ -2051,26 +2051,18 @@
2051 2051  * Package Size / pcs : 14.5 x 8 x 5 cm
2052 2052  * Weight / pcs : 170g
2053 2053  
2054 -
2055 2055  = 9. Support =
2056 2056  
2057 -
2058 2058  * (((
2059 2059  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.
2060 2060  )))
2061 2061  * (((
2062 2062  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]]
2063 -
2064 -
2065 -
2066 -
2067 2067  )))
2068 2068  
2069 2069  = 10. Reference​​​​​ =
2070 2070  
2071 -
2072 2072  * 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]]
2073 -* [[Datasheet, Document Base>>https://www.dropbox.com/sh/gxxmgks42tqfr3a/AACEdsj_mqzeoTOXARRlwYZ2a?dl=0]]
2106 +* [[Image Download>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/image/]]
2107 +* [[AT Command Manual>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/]]
2074 2074  * [[Hardware Source>>url:https://github.com/dragino/Lora/tree/master/LT/LT-33222-L/v1.0]]
2075 -
2076 -
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