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Last modified by Mengting Qiu on 2025/06/04 18:42
From version 90.8
edited by Xiaoling
on 2022/08/18 13:42
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To version 82.7
edited by Xiaoling
on 2022/06/20 11:17
Change comment: There is no comment for this version

Summary

Details

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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
... ... @@ -184,9 +184,10 @@
184 184  * Counting
185 185  
186 186  
187 -== 1.4  Applications ==
188 188  
189 189  
187 +== 1.4  Applications ==
188 +
190 190  * Smart Buildings & Home Automation
191 191  * Logistics and Supply Chain Management
192 192  * Smart Metering
... ... @@ -195,9 +195,10 @@
195 195  * Smart Factory
196 196  
197 197  
198 -== 1.5 Hardware Variants ==
199 199  
200 200  
199 +== 1.5 Hardware Variants ==
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 +209,10 @@
209 209  * 1 x Counting Port
210 210  )))
211 211  
212 -= 2. Power ON Device =
213 213  
214 214  
214 += 2. Power ON Device =
215 +
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  (((
... ... @@ -226,24 +226,19 @@
226 226  
227 227  == 3.1 How it works? ==
228 228  
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 (% style="color:green" %)**TX LED**(%%) will fast blink 5 times, LT-22222-L will enter working mode and start to JOIN LoRaWAN network. (% style="color:green" %)**TX LED**(%%) will be on for 5 seconds after joined in network. When there is message from server, the RX LED will be on for 1 second. 
231 +The LT is configured as LoRaWAN OTAA Class C mode by default. It has OTAA keys to join network. To connect a local LoRaWAN network, user just need to input the OTAA keys in the network server and power on the LT. It will auto join the network via OTAA. For LT-22222-L, the LED will show the Join status: After power on **TX LED** will fast blink 5 times, LT-22222-L will enter working mode and start to JOIN LoRaWAN network. **TX LED** will be on for 5 seconds after joined in network. When there is message from server, the **RX LED** will be on for 1 second. 
232 232  )))
233 233  
234 234  (((
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 +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 -
240 240  == 3.2 Example to join LoRaWAN network ==
241 241  
242 -
243 243  (((
244 244  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 -
247 247  )))
248 248  
249 249  [[image:image-20220523172350-1.png||height="266" width="864"]]
... ... @@ -251,8 +251,6 @@
251 251  
252 252  (((
253 253  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 -
256 256  )))
257 257  
258 258  (((
... ... @@ -278,7 +278,6 @@
278 278  [[image:1653298023685-319.png]]
279 279  
280 280  
281 -
282 282  (((
283 283  (% 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.
284 284  )))
... ... @@ -289,20 +289,17 @@
289 289  
290 290  == 3.3 Uplink Payload ==
291 291  
292 -
293 293  There are five working modes + one interrupt mode on LT for different type application:
294 294  
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
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
301 301  
302 -
303 303  === 3.3.1 AT+MOD~=1, 2ACI+2AVI ===
304 304  
305 -
306 306  The uplink payload includes totally 9 bytes. Uplink packets use FPORT=2 and every 10 minutes send one uplink by default.
307 307  
308 308  [[image:image-20220523174024-3.png]]
... ... @@ -354,7 +354,6 @@
354 354  ** DO1 is high in case there is load between DO1 and V+.
355 355  ** DO1 LED is off in both case
356 356  
357 -
358 358  === 3.3.2 AT+MOD~=2, (Double DI Counting) ===
359 359  
360 360  
... ... @@ -391,7 +391,12 @@
391 391  (((
392 392  (((
393 393  **AT+MOD=2**
383 +)))
384 +)))
394 394  
386 +(% class="box infomessage" %)
387 +(((
388 +(((
395 395  **ATZ**
396 396  )))
397 397  )))
... ... @@ -404,33 +404,59 @@
404 404  
405 405  (((
406 406  **For LT22222-L:**
401 +)))
407 407  
403 +(% class="box infomessage" %)
404 +(((
405 +(((
406 +**AT+TRIG1=0,100 (set DI1 port to trigger on low level, valid signal is 100ms) **
407 +)))
408 +)))
408 408  
409 -(% style="color:blue" %)**AT+TRIG1=0,100**(%%)**  (set DI1 port to trigger on low level, valid signal is 100ms) **
410 +(% class="box infomessage" %)
411 +(((
412 +(((
413 +**AT+TRIG1=1,100(set DI1 port to trigger on high level, valid signal is 100ms ) **
414 +)))
415 +)))
410 410  
411 -(% style="color:blue" %)**AT+TRIG1=1,100**(%%)**  (set DI1 port to trigger on high level, valid signal is 100ms ) **
417 +(% class="box infomessage" %)
418 +(((
419 +(((
420 +**AT+TRIG2=0,100 (set DI2 port to trigger on low level, valid signal is 100ms) **
421 +)))
422 +)))
412 412  
413 -(% style="color:blue" %)**AT+TRIG2=0,100**(%%)**  (set DI2 port to trigger on low level, valid signal is 100ms) **
424 +(% class="box infomessage" %)
425 +(((
426 +(((
427 +**AT+TRIG2=1,100 (set DI2 port to trigger on high level, valid signal is 100ms ) **
428 +)))
429 +)))
414 414  
415 -(% style="color:blue" %)**AT+TRIG2=1,100**(%%)**  (set DI2 port to trigger on high level, valid signal is 100ms ) **
431 +(% class="box infomessage" %)
432 +(((
433 +(((
434 +**AT+SETCNT=1,60   (Set COUNT1 value to 60)**
435 +)))
436 +)))
416 416  
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)**
438 +(% class="box infomessage" %)
439 +(((
440 +(((
441 +**AT+SETCNT=2,60   (Set COUNT2 value to 60)**
420 420  )))
443 +)))
421 421  
422 422  
423 423  
424 424  === 3.3.3 AT+MOD~=3, Single DI Counting + 2 x ACI ===
425 425  
426 -
427 427  **LT22222-L**: This mode the DI1 is used as a counting pin.
428 428  
429 429  [[image:image-20220523181246-5.png]]
430 430  
431 431  (((
432 -
433 -
434 434  (% style="color:#4f81bd" %)**DIDORO**(%%) is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below
435 435  )))
436 436  
... ... @@ -444,7 +444,6 @@
444 444  (% style="color:red" %)Note: DO3 is not valid for LT-22222-L.
445 445  )))
446 446  
447 -
448 448  (((
449 449  **To use counting mode, please run:**
450 450  )))
... ... @@ -453,7 +453,12 @@
453 453  (((
454 454  (((
455 455  **AT+MOD=3**
475 +)))
476 +)))
456 456  
478 +(% class="box infomessage" %)
479 +(((
480 +(((
457 457  **ATZ**
458 458  )))
459 459  )))
... ... @@ -498,13 +498,20 @@
498 498  (((
499 499  (((
500 500  **AT+MOD=4**
525 +)))
526 +)))
501 501  
528 +(% class="box infomessage" %)
529 +(((
530 +(((
502 502  **ATZ**
503 503  )))
504 504  )))
505 505  
535 +(((
536 +
537 +)))
506 506  
507 -
508 508  (((
509 509  Other AT Commands for counting are similar to [[MOD2 Counting Command>>||anchor="H3.3.2AT2BMOD3D22C28DoubleDICounting29"]].
510 510  )))
... ... @@ -513,16 +513,35 @@
513 513  
514 514  
515 515  **Plus below command for AVI1 Counting:**
547 +)))
516 516  
549 +(% class="box infomessage" %)
550 +(((
551 +(((
552 +**AT+SETCNT=3,60   (set AVI Count to 60)**
553 +)))
554 +)))
517 517  
518 -(% style="color:blue" %)**AT+SETCNT=3,60**(%%)**  (set AVI Count to 60)**
556 +(% class="box infomessage" %)
557 +(((
558 +(((
559 +**AT+VOLMAX=20000   (If AVI1 voltage higher than VOLMAX (20000mV =20v), counter increase 1)**
560 +)))
561 +)))
519 519  
520 -(% style="color:blue" %)**AT+VOLMAX=20000**(%%)**  (If AVI1 voltage higher than VOLMAX (20000mV =20v), counter increase 1)**
563 +(% class="box infomessage" %)
564 +(((
565 +(((
566 +**AT+VOLMAX=20000,0   (If AVI1 voltage lower than VOLMAX (20000mV =20v), counter increase 1)**
567 +)))
568 +)))
521 521  
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)**
570 +(% class="box infomessage" %)
571 +(((
572 +(((
573 +**AT+VOLMAX=20000,1   (If AVI1 voltage higer than VOLMAX (20000mV =20v), counter increase 1)**
525 525  )))
575 +)))
526 526  
527 527  
528 528  
... ... @@ -559,7 +559,12 @@
559 559  (((
560 560  (((
561 561  **AT+MOD=5**
612 +)))
613 +)))
562 562  
615 +(% class="box infomessage" %)
616 +(((
617 +(((
563 563  **ATZ**
564 564  )))
565 565  )))
... ... @@ -577,8 +577,8 @@
577 577  
578 578  For example, if user has configured below commands:
579 579  
580 -* **AT+MOD=1 ** **~-~->**  The normal working mode
581 -* **AT+ADDMOD6=1**   **~-~->**  Enable trigger
635 +* **AT+MOD=1 ** **~-~->** The normal working mode
636 +* **AT+ADDMOD6=1**   **~-~->** Enable trigger
582 582  
583 583  LT will keep monitoring AV1/AV2/AC1/AC2 every 5 seconds; LT will send uplink packets in two cases:
584 584  
... ... @@ -585,9 +585,8 @@
585 585  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
586 586  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.**
587 587  
588 -(% style="color:#037691" %)**AT Command to set Trigger Condition**:
643 +**AT Command to set Trigger Condition**:
589 589  
590 -
591 591  (% style="color:#4f81bd" %)**Trigger base on voltage**:
592 592  
593 593  Format: AT+AVLIM=<AV1_LIMIT_LOW>,< AV1_LIMIT_HIGH>,<AV2_LIMIT_LOW>,< AV2_LIMIT_HIGH>
... ... @@ -622,7 +622,7 @@
622 622  AT+ DTRI =1,0   (Enable DI1 trigger / disable DI2 trigger)
623 623  
624 624  
625 -(% style="color:#037691" %)**Downlink Command to set Trigger Condition:**
679 +**Downlink Command to set Trigger Condition:**
626 626  
627 627  Type Code: 0xAA. Downlink command same as AT Command **AT+AVLIM, AT+ACLIM**
628 628  
... ... @@ -709,14 +709,14 @@
709 709  (((
710 710  
711 711  
712 -**Decoder for TTN/loraserver/ChirpStack**:  [[https:~~/~~/www.dropbox.com/sh/wtrzu7avdtkmn3z/AACK5NwOMkU9jnvf1uCMuqrVa?dl=0>>https://www.dropbox.com/sh/wtrzu7avdtkmn3z/AACK5NwOMkU9jnvf1uCMuqrVa?dl=0]]
766 +**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/]]
767 +
768 +
713 713  )))
714 714  
715 715  
716 -
717 717  == 3.4 ​Configure LT via AT or Downlink ==
718 718  
719 -
720 720  User can configure LT I/O Controller via AT Commands or LoRaWAN Downlink Commands
721 721  
722 722  (((
... ... @@ -727,11 +727,8 @@
727 727  
728 728  * (% style="color:#4f81bd" %)**Sensor Related Commands**(%%): These commands are special designed for LT-22222-L.  User can see these commands below:
729 729  
730 -
731 -
732 732  === 3.4.1 Common Commands ===
733 733  
734 -
735 735  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]]
736 736  
737 737  
... ... @@ -738,72 +738,80 @@
738 738  
739 739  === 3.4.2 Sensor related commands ===
740 740  
741 -
742 742  ==== 3.4.2.1 Set Transmit Interval ====
743 743  
744 -
745 745  Set device uplink interval.
746 746  
747 -* (% style="color:#037691" %)**AT Command:**
796 +* AT Command:
748 748  
798 +(% class="box infomessage" %)
799 +(((
749 749  **AT+TDC=N **
801 +)))
750 750  
751 -
752 752  **Example: **AT+TDC=30000. Means set interval to 30 seconds
753 753  
754 754  
755 -* (% style="color:#037691" %)**Downlink Payload (prefix 0x01):**
806 +* Downlink Payload (prefix 0x01):
756 756  
808 +(% class="box infomessage" %)
809 +(((
757 757  **0x01 aa bb cc     ~/~/ Same as AT+TDC=0x(aa bb cc)**
811 +)))
758 758  
759 759  
760 760  
761 -
762 762  ==== 3.4.2.2 Set Work Mode (AT+MOD) ====
763 763  
764 -
765 765  Set work mode.
766 766  
767 -* (% style="color:#037691" %)**AT Command:**
819 +* AT Command:
768 768  
821 +(% class="box infomessage" %)
822 +(((
769 769  **AT+MOD=N  **
824 +)))
770 770  
771 -
772 772  **Example**: AT+MOD=2. Set work mode to Double DI counting mode
773 773  
774 774  
775 -* (% style="color:#037691" %)**Downlink Payload (prefix 0x0A):**
829 +* Downlink Payload (prefix 0x0A):
776 776  
777 -**0x0A aa    ** ~/~/ Same as AT+MOD=aa
831 +(% class="box infomessage" %)
832 +(((
833 +**0x0A aa     ~/~/ Same as AT+MOD=aa**
834 +)))
778 778  
779 779  
780 780  
781 -
782 782  ==== 3.4.2.3 Poll an uplink ====
783 783  
840 +* AT Command:
784 784  
785 -* (% style="color:#037691" %)**AT Command:**
786 -
787 787  There is no AT Command to poll uplink
788 788  
789 789  
790 -* (% style="color:#037691" %)**Downlink Payload (prefix 0x08):**
845 +* Downlink Payload (prefix 0x08):
791 791  
792 -**0x08 FF     **~/~/ Poll an uplink
847 +(% class="box infomessage" %)
848 +(((
849 +**0x08 FF     ~/~/ Poll an uplink,**
850 +)))
793 793  
794 794  **Example**: 0x08FF, ask device to send an Uplink
795 795  
796 796  
797 797  
798 -
799 799  ==== 3.4.2.4 Enable Trigger Mode ====
800 800  
801 -
802 802  Use of trigger mode, please check [[ADDMOD6>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
803 803  
804 -* (% style="color:#037691" %)**AT Command:**
860 +* AT Command:
805 805  
862 +(% class="box infomessage" %)
863 +(((
806 806  **AT+ADDMOD6=1 or 0**
865 +)))
807 807  
808 808  1: Enable Trigger Mode
809 809  
... ... @@ -810,38 +810,43 @@
810 810  0: Disable Trigger Mode
811 811  
812 812  
813 -* (% style="color:#037691" %)**Downlink Payload (prefix 0x0A 06):**
872 +* Downlink Payload (prefix 0x0A 06):
814 814  
815 -**0x0A 06 aa    ** ~/~/ Same as AT+ADDMOD6=aa
874 +(% class="box infomessage" %)
875 +(((
876 +**0x0A 06 aa     ~/~/ Same as AT+ADDMOD6=aa,**
877 +)))
816 816  
817 817  
818 818  
819 -
820 820  ==== 3.4.2.5 Poll trigger settings ====
821 821  
822 -
823 823  Poll trigger settings,
824 824  
825 -* (% style="color:#037691" %)**AT Command:**
885 +* AT Command:
826 826  
827 827  There is no AT Command for this feature.
828 828  
829 829  
830 -* (% style="color:#037691" %)**Downlink Payload (prefix 0x AB 06):**
890 +* Downlink Payload (prefix 0x AB 06):
831 831  
832 -**0xAB 06         **~/~/ Poll trigger settings, device will uplink trigger settings once receive this command
892 +(% class="box infomessage" %)
893 +(((
894 +**0xAB 06  ~/~/ Poll trigger settings, device will uplink trigger settings once receive this command**
895 +)))
833 833  
834 834  
835 835  
836 -
837 837  ==== 3.4.2.6 Enable / Disable DI1/DI2/DI3 as trigger ====
838 838  
839 -
840 840  Enable Disable DI1/DI2/DI2 as trigger,
841 841  
842 -* (% style="color:#037691" %)**AT Command:**
903 +* AT Command:
843 843  
905 +(% class="box infomessage" %)
906 +(((
844 844  **Format: AT+DTRI=<DI1_TIRGGER_FlAG>,< DI2_TIRGGER_FlAG >**
908 +)))
845 845  
846 846  
847 847  **Example:**
... ... @@ -848,21 +848,25 @@
848 848  
849 849  AT+ DTRI =1,0   (Enable DI1 trigger / disable DI2 trigger)
850 850  
851 -* (% style="color:#037691" %)**Downlink Payload (prefix 0xAA 02):**
915 +* Downlink Payload (prefix 0xAA 02):
852 852  
853 -**0xAA 02 aa bb        **~/~/ Same as AT+DTRI=aa,bb
917 +(% class="box infomessage" %)
918 +(((
919 +**0xAA 02 aa bb  ~/~/ Same as AT+DTRI=aa,bb**
920 +)))
854 854  
855 855  
856 856  
857 -
858 858  ==== 3.4.2.7 Trigger1 – Set DI1 or DI3 as trigger ====
859 859  
860 -
861 861  Set DI1 or DI3(for LT-33222-L) trigger.
862 862  
863 -* (% style="color:#037691" %)**AT Command:**
928 +* AT Command:
864 864  
930 +(% class="box infomessage" %)
931 +(((
865 865  **AT+TRIG1=a,b**
933 +)))
866 866  
867 867  a : Interrupt mode. 0: falling edge; 1: rising edge, 2: falling and raising edge(for MOD=1).
868 868  
... ... @@ -874,20 +874,26 @@
874 874  AT+TRIG1=1,100(set DI1 port to trigger on high level, valid signal is 100ms )
875 875  
876 876  
877 -* (% style="color:#037691" %)**Downlink Payload (prefix 0x09 01 ):**
878 -* **0x09 01 aa bb cc    ** ~/~/ same as AT+TRIG1=aa,0x(bb cc)
945 +* Downlink Payload (prefix 0x09 01 ):
879 879  
947 +(% class="box infomessage" %)
948 +(((
949 +**0x09 01 aa bb cc ~/~/ same as AT+TRIG1=aa,0x(bb cc)**
950 +)))
880 880  
881 -==== 3.4.2.8 Trigger2 – Set DI2 as trigger ====
882 882  
883 883  
954 +==== 3.4.2.8 Trigger2 – Set DI2 as trigger ====
955 +
884 884  Set DI2 trigger.
885 885  
886 -* (% style="color:#037691" %)**AT Command:**
958 +* AT Command:
887 887  
960 +(% class="box infomessage" %)
961 +(((
888 888  **AT+TRIG2=a,b**
963 +)))
889 889  
890 -
891 891  a : Interrupt mode. 0: falling edge; 1: rising edge, 2: falling and raising edge(for MOD=1).
892 892  
893 893  b : delay timing.
... ... @@ -898,82 +898,93 @@
898 898  AT+TRIG2=0,100(set DI1 port to trigger on low level, valid signal is 100ms )
899 899  
900 900  
901 -* (% style="color:#037691" %)**Downlink Payload (prefix 0x09 02 ):**
975 +* Downlink Payload (prefix 0x09 02 ):
902 902  
903 -**0x09 02 aa bb cc           **~/~/ same as AT+TRIG1=aa,0x(bb cc)
977 +(% class="box infomessage" %)
978 +(((
979 +**0x09 02 aa bb cc ~/~/ same as AT+TRIG1=aa,0x(bb cc)**
980 +)))
904 904  
905 905  
906 906  
907 -
908 908  ==== 3.4.2.9 Trigger – Set AC (current) as trigger ====
909 909  
910 -
911 911  Set current trigger , base on AC port. See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
912 912  
913 -* (% style="color:#037691" %)**AT Command**
988 +* AT Command:
914 914  
915 -**AT+ACLIM**
990 +(% class="box infomessage" %)
991 +(((
992 +**AT+ACLIM. **
993 +)))
916 916  
917 917  
918 -* (% style="color:#037691" %)**Downlink Payload (prefix 0xAA 01 )**
996 +* Downlink Payload (prefix 0xAA 01 ):
919 919  
920 -**0x AA 01 aa bb cc dd ee ff gg hh        ** ~/~/ same as AT+ACLIM See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
998 +(% class="box infomessage" %)
999 +(((
1000 +**0x AA 01 aa bb cc dd ee ff gg hh ~/~/ same as AT+ACLIM See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]**
1001 +)))
921 921  
922 922  
923 923  
924 -
925 925  ==== 3.4.2.10 Trigger – Set AV (voltage) as trigger ====
926 926  
927 -
928 928  Set current trigger , base on AV port. See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
929 929  
930 -* (% style="color:#037691" %)**AT Command**
1009 +* AT Command:
931 931  
932 -**AT+AVLIM  See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]**
1011 +(% class="box infomessage" %)
1012 +(((
1013 +**AT+AVLIM. See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]**
1014 +)))
933 933  
934 934  
935 -* (% style="color:#037691" %)**Downlink Payload (prefix 0xAA 00 )**
1017 +* Downlink Payload (prefix 0xAA 00 ):
936 936  
937 -**0x AA 00 aa bb cc dd ee ff gg hh    ** ~/~/ same as AT+AVLIM See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
1019 +(% class="box infomessage" %)
1020 +(((
1021 +**0x AA 00 aa bb cc dd ee ff gg hh ~/~/ same as AT+AVLIM See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]] **
1022 +)))
938 938  
939 939  
940 940  
941 -
942 942  ==== 3.4.2.11 Trigger – Set minimum interval ====
943 943  
1028 +Set AV and AC trigger minimum interval, system won’t response to the second trigger within this set time after the first trigger.
944 944  
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 +* AT Command:
946 946  
947 -* (% style="color:#037691" %)**AT Command**
1032 +(% class="box infomessage" %)
1033 +(((
1034 +**AT+ATDC=5. Device won’t response the second trigger within 5 minute after the first trigger.**
1035 +)))
948 948  
949 -**AT+ATDC=5        ** Device won't response the second trigger within 5 minute after the first trigger.
950 950  
1038 +* Downlink Payload (prefix 0xAC ):
951 951  
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 +(% class="box infomessage" %)
956 956  (((
957 -
958 -
959 -(% style="color:red" %)Note: ATDC setting must be more than 5min
1042 +**0x AC aa bb ~/~/ same as AT+ATDC=0x(aa bb)   . Unit (min)**
960 960  )))
961 961  
962 962  
963 963  
964 -
965 965  ==== 3.4.2.12 DO ~-~- Control Digital Output DO1/DO2/DO3 ====
966 966  
1049 +* AT Command:
967 967  
968 -* (% style="color:#037691" %)**AT Command**
969 -
970 970  There is no AT Command to control Digital Output
971 971  
972 972  
973 -* (% style="color:#037691" %)**Downlink Payload (prefix 0x02)**
974 -* **0x02 aa bb cc     **~/~/ Set DO1/DO2/DO3 output
1054 +* Downlink Payload (prefix 0x02):
975 975  
1056 +(% class="box infomessage" %)
976 976  (((
1058 +**0x02 aa bb cc     ~/~/ Set DO1/DO2/DO3 output**
1059 +)))
1060 +
1061 +(((
977 977  If payload = 0x02010001, while there is load between V+ and DOx, it means set DO1 to low, DO2 to high and DO3 to low.
978 978  )))
979 979  
... ... @@ -993,20 +993,22 @@
993 993  
994 994  
995 995  
996 -
997 997  ==== 3.4.2.13 DO ~-~- Control Digital Output DO1/DO2/DO3 with time control ====
998 998  
1083 +* AT Command:
999 999  
1000 -* (% style="color:#037691" %)**AT Command**
1001 -
1002 1002  There is no AT Command to control Digital Output
1003 1003  
1004 1004  
1005 -* (% style="color:#037691" %)**Downlink Payload (prefix 0xA9)**
1088 +* Downlink Payload (prefix 0xA9):
1006 1006  
1007 -**0xA9 aa bb cc     **~/~/ Set DO1/DO2/DO3 output with time control
1090 +(% class="box infomessage" %)
1091 +(((
1092 +(((
1093 +**0xA9 aa bb cc     ~/~/ Set DO1/DO2/DO3 output with time control**
1094 +)))
1095 +)))
1008 1008  
1009 -
1010 1010  This is to control the digital output time of DO pin. Include four bytes:
1011 1011  
1012 1012  (% style="color:#4f81bd" %)**First Byte**(%%)**:** Type code (0xA9)
... ... @@ -1060,20 +1060,20 @@
1060 1060  
1061 1061  
1062 1062  
1063 -
1064 1064  ==== 3.4.2.14 Relay ~-~- Control Relay Output RO1/RO2 ====
1065 1065  
1152 +* AT Command:
1066 1066  
1067 -* (% style="color:#037691" %)**AT Command:**
1068 -
1069 1069  There is no AT Command to control Relay Output
1070 1070  
1071 1071  
1072 -* (% style="color:#037691" %)**Downlink Payload (prefix 0x03):**
1157 +* Downlink Payload (prefix 0x03):
1073 1073  
1074 -**0x03 aa bb     **~/~/ Set RO1/RO2 output
1159 +(% class="box infomessage" %)
1160 +(((
1161 +**0x03 aa bb     ~/~/ Set RO1/RO2 output**
1162 +)))
1075 1075  
1076 -
1077 1077  (((
1078 1078  If payload = 0x030100, it means set RO1 to close and RO2 to open.
1079 1079  )))
... ... @@ -1090,20 +1090,20 @@
1090 1090  
1091 1091  
1092 1092  
1093 -
1094 1094  ==== 3.4.2.15 Relay ~-~- Control Relay Output RO1/RO2 with time control ====
1095 1095  
1182 +* AT Command:
1096 1096  
1097 -* (% style="color:#037691" %)**AT Command:**
1098 -
1099 1099  There is no AT Command to control Relay Output
1100 1100  
1101 1101  
1102 -* (% style="color:#037691" %)**Downlink Payload (prefix 0x05):**
1187 +* Downlink Payload (prefix 0x05):
1103 1103  
1104 -**0x05 aa bb cc dd     **~/~/ Set RO1/RO2 relay with time control
1189 +(% class="box infomessage" %)
1190 +(((
1191 +**0x05 aa bb cc dd     ~/~/ Set RO1/RO2 relay with time control:**
1192 +)))
1105 1105  
1106 -
1107 1107  This is to control the relay output time of relay. Include four bytes:
1108 1108  
1109 1109  (% style="color:#4f81bd" %)**First Byte **(%%)**:** Type code (0x05)
... ... @@ -1117,7 +1117,7 @@
1117 1117  
1118 1118  (% style="color:#4f81bd" %)**Third Byte(bb)**(%%): Control Method and Ports status:
1119 1119  
1120 -[[image:image-20220714135731-1.png||height="406" width="627"]]
1207 +[[image:image-20220524093831-10.png]]
1121 1121  
1122 1122  
1123 1123  (% style="color:#4f81bd" %)**Fourth/Fifth Bytes(cc)**(%%): Latching time. Unit: ms
... ... @@ -1127,48 +1127,53 @@
1127 1127  
1128 1128  **Example payload:**
1129 1129  
1130 -**~1. 05 01 11 07 D**
1217 +**~1. 05 01 11 07 D0**
1131 1131  
1132 -Relay1 and Relay 2 will be set to NC , last 2 seconds, then change back to original state.
1219 +Relay1 and Relay 2 will be set to NO , last 2 seconds, then change back to original state.
1133 1133  
1134 1134  **2. 05 01 10 07 D0**
1135 1135  
1136 -Relay1 will change to NC, Relay2 will change to NO, last 2 seconds, then both change back to original state.
1223 +Relay1 will change to NO, Relay2 will change to NC, last 2 seconds, then both change back to original state.
1137 1137  
1138 1138  **3. 05 00 01 07 D0**
1139 1139  
1140 -Relay1 will change to NO, Relay2 will change to NC, last 2 seconds, then relay change to NC,Relay2 change to NO.
1227 +Relay1 will change to NC, Relay2 will change to NO, last 2 seconds, then relay change to NO, Relay2 change to NC.
1141 1141  
1142 1142  **4. 05 00 00 07 D0**
1143 1143  
1144 -Relay 1 & relay2 will change to NO, last 2 seconds, then both change to NC.
1231 +Relay 1 & relay2 will change to NC, last 2 seconds, then both change to NO.
1145 1145  
1146 1146  
1147 1147  
1148 -
1149 1149  ==== 3.4.2.16 Counting ~-~- Voltage threshold counting ====
1150 1150  
1151 -
1152 1152  When voltage exceed the threshold, count. Feature see [[MOD4>>||anchor="H3.3.4AT2BMOD3D42CSingleDICounting2B1xVoltageCounting"]]
1153 1153  
1154 -* (% style="color:#037691" %)**AT Command:**
1239 +* AT Command:
1155 1155  
1156 -**AT+VOLMAX   ** ~/~/ See [[MOD4>>||anchor="H3.3.4AT2BMOD3D42CSingleDICounting2B1xVoltageCounting"]]
1241 +(% class="box infomessage" %)
1242 +(((
1243 +**AT+VOLMAX    ~/~/ See [[MOD4>>||anchor="H3.3.4AT2BMOD3D42CSingleDICounting2B1xVoltageCounting"]]**
1244 +)))
1157 1157  
1158 1158  
1159 -* (% style="color:#037691" %)**Downlink Payload (prefix 0xA5):**
1247 +* Downlink Payload (prefix 0xA5):
1160 1160  
1161 -**0xA5 aa bb cc   **~/~/ Same as AT+VOLMAX=(aa bb),cc
1249 +(% class="box infomessage" %)
1250 +(((
1251 +**0xA5 aa bb cc   ~/~/ Same as AT+VOLMAX=(aa bb),cc**
1252 +)))
1162 1162  
1163 1163  
1164 1164  
1165 -
1166 1166  ==== 3.4.2.17 Counting ~-~- Pre-configure the Count Number ====
1167 1167  
1258 +* AT Command:
1168 1168  
1169 -* (% style="color:#037691" %)**AT Command:**
1170 -
1260 +(% class="box infomessage" %)
1261 +(((
1171 1171  **AT+SETCNT=aa,(bb cc dd ee) **
1263 +)))
1172 1172  
1173 1173  aa: 1: Set count1,
1174 1174  
... ... @@ -1179,42 +1179,51 @@
1179 1179  Bb cc dd ee: number to be set
1180 1180  
1181 1181  
1182 -* (% style="color:#037691" %)**Downlink Payload (prefix 0xA8):**
1274 +* Downlink Payload (prefix 0xA8):
1183 1183  
1184 -**0x A8 aa bb cc dd ee     **~/~/ same as AT+SETCNT=aa,(bb cc dd ee)
1276 +(% class="box infomessage" %)
1277 +(((
1278 +**0x A8 aa bb cc dd ee     ~/~/ same as AT+SETCNT=aa,(bb cc dd ee)**
1279 +)))
1185 1185  
1186 1186  
1187 1187  
1188 -
1189 1189  ==== 3.4.2.18 Counting ~-~- Clear Counting ====
1190 1190  
1191 -
1192 1192  Clear counting for counting mode
1193 1193  
1194 -* (% style="color:#037691" %)**AT Command:**
1287 +* AT Command:
1195 1195  
1196 -**AT+CLRCOUNT ** ~/~/ clear all counting
1289 +(% class="box infomessage" %)
1290 +(((
1291 +**AT+CLRCOUNT ~/~/ clear all counting**
1292 +)))
1197 1197  
1294 +* Downlink Payload (prefix 0xA6):
1198 1198  
1199 -* (% style="color:#037691" %)**Downlink Payload (prefix 0xA6):**
1296 +(% class="box infomessage" %)
1297 +(((
1298 +**0x A6 01     ~/~/ clear all counting,**
1299 +)))
1200 1200  
1201 -**0x A6 01    ** ~/~/ clear all counting
1202 1202  
1203 1203  
1204 -
1205 -
1206 1206  ==== 3.4.2.19 Counting ~-~- Change counting mode save time ====
1207 1207  
1305 +* AT Command:
1208 1208  
1209 -* (% style="color:#037691" %)**AT Command:**
1307 +(% class="box infomessage" %)
1308 +(((
1309 +**AT+COUTIME=60  ~/~/ Set save time to 60 seconds. Device will save the counting result in internal flash every 60 seconds. (min value: 30)**
1310 +)))
1210 1210  
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 +* Downlink Payload (prefix 0xA7):
1212 1212  
1314 +(% class="box infomessage" %)
1315 +(((
1316 +**0x A7 aa bb cc     ~/~/ same as AT+COUTIME =aa bb cc,**
1317 +)))
1213 1213  
1214 -* (% style="color:#037691" %)**Downlink Payload (prefix 0xA7):**
1215 -
1216 -**0x A7 aa bb cc     **~/~/ same as AT+COUTIME =aa bb cc,
1217 -
1218 1218  (((
1219 1219  range: aa bb cc:0 to 16777215,  (unit:second)
1220 1220  
... ... @@ -1222,10 +1222,8 @@
1222 1222  )))
1223 1223  
1224 1224  
1225 -
1226 1226  == 3.5 Integrate with Mydevice ==
1227 1227  
1228 -
1229 1229  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:
1230 1230  
1231 1231  (((
... ... @@ -1234,15 +1234,14 @@
1234 1234  
1235 1235  (((
1236 1236  (% 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 -
1239 1239  )))
1240 1240  
1241 -[[image:image-20220719105525-1.png||height="377" width="677"]]
1338 +[[image:1653356737703-362.png||height="232" width="732"]]
1242 1242  
1340 +[[image:image-20220524094641-11.png||height="390" width="723"]]
1243 1243  
1244 1244  
1245 -[[image:image-20220719110247-2.png||height="388" width="683"]]
1343 +[[image:image-20220524094641-12.png||height="402" width="718"]]
1246 1246  
1247 1247  
1248 1248  (% style="color:blue" %)**Step 3**(%%): Create an account or log in Mydevices.
... ... @@ -1275,10 +1275,8 @@
1275 1275  
1276 1276  == 3.6 Interface Detail ==
1277 1277  
1278 -
1279 1279  === 3.6.1 Digital Input Port: DI1/DI2 /DI3 ( For LT-33222-L, low active ) ===
1280 1280  
1281 -
1282 1282  Support NPN Type sensor
1283 1283  
1284 1284  [[image:1653356991268-289.png]]
... ... @@ -1287,7 +1287,6 @@
1287 1287  
1288 1288  === 3.6.2 Digital Input Port: DI1/DI2 ( For LT-22222-L) ===
1289 1289  
1290 -
1291 1291  (((
1292 1292  The DI port of LT-22222-L can support NPN or PNP output sensor.
1293 1293  )))
... ... @@ -1294,9 +1294,7 @@
1294 1294  
1295 1295  (((
1296 1296  (((
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 +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
1300 1300  )))
1301 1301  )))
1302 1302  
... ... @@ -1341,8 +1341,6 @@
1341 1341  
1342 1342  (((
1343 1343  
1344 -
1345 -
1346 1346  )))
1347 1347  
1348 1348  (((
... ... @@ -1374,8 +1374,6 @@
1374 1374  
1375 1375  (((
1376 1376  
1377 -
1378 -
1379 1379  )))
1380 1380  
1381 1381  (((
... ... @@ -1409,7 +1409,6 @@
1409 1409  
1410 1410  === 3.6.3 Digital Output Port: DO1/DO2 /DO3 ===
1411 1411  
1412 -
1413 1413  NPN output: GND or Float. Max voltage can apply to output pin is 36v.
1414 1414  
1415 1415  [[image:1653357531600-905.png]]
... ... @@ -1418,7 +1418,6 @@
1418 1418  
1419 1419  === 3.6.4 Analog Input Interface ===
1420 1420  
1421 -
1422 1422  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:
1423 1423  
1424 1424  
... ... @@ -1450,7 +1450,6 @@
1450 1450  
1451 1451  === 3.6.5 Relay Output ===
1452 1452  
1453 -
1454 1454  (((
1455 1455  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:
1456 1456  )))
... ... @@ -1463,17 +1463,13 @@
1463 1463  
1464 1464  == 3.7 LEDs Indicators ==
1465 1465  
1466 -
1467 1467  [[image:image-20220524100748-11.png]]
1468 1468  
1469 1469  
1470 -
1471 1471  = 4. Use AT Command =
1472 1472  
1473 -
1474 1474  == 4.1 Access AT Command ==
1475 1475  
1476 -
1477 1477  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.
1478 1478  
1479 1479  [[image:1653358238933-385.png]]
... ... @@ -1672,6 +1672,8 @@
1672 1672  
1673 1673  (((
1674 1674  AT+CFG: Print all settings
1757 +
1758 +
1675 1675  )))
1676 1676  
1677 1677  
... ... @@ -1678,7 +1678,6 @@
1678 1678  
1679 1679  == 4.2 Common AT Command Sequence ==
1680 1680  
1681 -
1682 1682  === 4.2.1 Multi-channel ABP mode (Use with SX1301/LG308) ===
1683 1683  
1684 1684  (((
... ... @@ -1718,6 +1718,8 @@
1718 1718  
1719 1719  (((
1720 1720  (% style="background-color:#dcdcdc" %)ATZ
1804 +
1805 +
1721 1721  )))
1722 1722  
1723 1723  
... ... @@ -1802,16 +1802,13 @@
1802 1802  
1803 1803  === 4.2.3 Change to Class A ===
1804 1804  
1805 -
1806 1806  If sensor JOINED
1807 1807  (% style="background-color:#dcdcdc" %)AT+CLASS=A
1808 1808  ATZ
1809 1809  
1810 1810  
1811 -
1812 1812  = 5. FAQ =
1813 1813  
1814 -
1815 1815  == 5.1 How to upgrade the image? ==
1816 1816  
1817 1817  
... ... @@ -1833,9 +1833,7 @@
1833 1833  
1834 1834  
1835 1835  (% style="color:blue" %)**For LT-22222-L**(%%):
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 +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.
1839 1839  )))
1840 1840  
1841 1841   [[image:image-20220524103407-12.png]]
... ... @@ -1847,7 +1847,6 @@
1847 1847  
1848 1848  (% 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:
1849 1849  
1850 -
1851 1851  [[image:1653360054704-518.png||height="186" width="745"]]
1852 1852  
1853 1853  
... ... @@ -1856,8 +1856,6 @@
1856 1856  
1857 1857  
1858 1858  == 5.2 How to change the LoRa Frequency Bands/Region? ==
1859 -
1860 -
1861 1861  )))
1862 1862  )))
1863 1863  
... ... @@ -1868,10 +1868,7 @@
1868 1868  (((
1869 1869  
1870 1870  
1871 -
1872 1872  == 5.3 How to set up LT to work with Single Channel Gateway such as LG01/LG02? ==
1873 -
1874 -
1875 1875  )))
1876 1876  
1877 1877  (((
... ... @@ -1889,7 +1889,7 @@
1889 1889  )))
1890 1890  
1891 1891  (((
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 +(% 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.
1893 1893  )))
1894 1894  
1895 1895  (((
... ... @@ -1897,12 +1897,12 @@
1897 1897  )))
1898 1898  
1899 1899  (((
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 +(% 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.
1901 1901  )))
1902 1902  
1903 1903  
1904 1904  (((
1905 -(% style="color:blue" %)**Step2**(%%)**:  **Run AT Command to make LT work in Single frequency & ABP mode. Below is the AT commands:
1979 +(% style="color:#4f81bd" %)**Step2**(%%)**: **Run AT Command to make LT work in Single frequency & ABP mode. Below is the AT commands:
1906 1906  )))
1907 1907  
1908 1908  (((
... ... @@ -1926,28 +1926,20 @@
1926 1926  [[image:1653360498588-932.png||height="485" width="726"]]
1927 1927  
1928 1928  
1929 -
1930 1930  == 5.4 Can I see counting event in Serial? ==
1931 1931  
1932 -
1933 1933  (((
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 +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.
1935 1935  
1936 1936  
1937 -
1938 1938  == 5.5 Can i use point to point communication for LT-22222-L? ==
1939 1939  
1940 -
1941 1941  Yes, please refer [[Point to Point Communication>>doc:Main. Point to Point Communication of LT-22222-L.WebHome]]
1942 -
1943 -
1944 -
1945 1945  )))
1946 1946  
1947 1947  (((
1948 1948  == 5.6 Why does the relay output become the default and open relay after the lt22222 is powered off? ==
1949 1949  
1950 -
1951 1951  If the device is not shut down, but directly powered off.
1952 1952  
1953 1953  It will default that this is a power-off state.
... ... @@ -1956,16 +1956,12 @@
1956 1956  
1957 1957  After restart, the status before power failure will be read from flash.
1958 1958  
1959 -
1960 -
1961 1961  = 6. Trouble Shooting =
1962 1962  )))
1963 1963  
1964 1964  (((
1965 1965  (((
1966 -== 6.1 Downlink doesn't work, how to solve it? ==
1967 -
1968 -
2030 +== 6.1 Downlink doesn’t work, how to solve it? ==
1969 1969  )))
1970 1970  )))
1971 1971  
... ... @@ -1976,10 +1976,7 @@
1976 1976  (((
1977 1977  
1978 1978  
1979 -
1980 1980  == 6.2 Have trouble to upload image. ==
1981 -
1982 -
1983 1983  )))
1984 1984  
1985 1985  (((
... ... @@ -1989,10 +1989,7 @@
1989 1989  (((
1990 1990  
1991 1991  
1992 -
1993 -== 6.3 Why I can't join TTN in US915 /AU915 bands? ==
1994 -
1995 -
2051 +== 6.3 Why I can’t join TTN in US915 /AU915 bands? ==
1996 1996  )))
1997 1997  
1998 1998  (((
... ... @@ -2006,20 +2006,19 @@
2006 2006  
2007 2007  (% style="color:#4f81bd" %)**LT-22222-L-XXX:**
2008 2008  
2065 +
2009 2009  (% style="color:#4f81bd" %)**XXX:**
2010 2010  
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
2068 +* (% style="color:#4f81bd" %)**EU433**(%%): LT with frequency bands EU433
2069 +* (% style="color:#4f81bd" %)**EU868**(%%): LT with frequency bands EU868
2070 +* (% style="color:#4f81bd" %)**KR920**(%%): LT with frequency bands KR920
2071 +* (% style="color:#4f81bd" %)**CN470**(%%): LT with frequency bands CN470
2072 +* (% style="color:#4f81bd" %)**AS923**(%%): LT with frequency bands AS923
2073 +* (% style="color:#4f81bd" %)**AU915**(%%): LT with frequency bands AU915
2074 +* (% style="color:#4f81bd" %)**US915**(%%): LT with frequency bands US915
2075 +* (% style="color:#4f81bd" %)**IN865**(%%): LT with frequency bands IN865
2076 +* (% style="color:#4f81bd" %)**CN779**(%%): LT with frequency bands CN779
2020 2020  
2021 -
2022 -
2023 2023  = 8. Packing Info =
2024 2024  
2025 2025  
... ... @@ -2037,28 +2037,18 @@
2037 2037  * Package Size / pcs : 14.5 x 8 x 5 cm
2038 2038  * Weight / pcs : 170g
2039 2039  
2040 -
2041 -
2042 2042  = 9. Support =
2043 2043  
2044 -
2045 2045  * (((
2046 2046  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.
2047 2047  )))
2048 2048  * (((
2049 2049  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 -
2054 -
2055 2055  )))
2056 2056  
2057 2057  = 10. Reference​​​​​ =
2058 2058  
2059 -
2060 2060  * 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]]
2061 -* [[Datasheet, Document Base>>https://www.dropbox.com/sh/gxxmgks42tqfr3a/AACEdsj_mqzeoTOXARRlwYZ2a?dl=0]]
2107 +* [[Image Download>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/image/]]
2108 +* [[AT Command Manual>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/]]
2062 2062  * [[Hardware Source>>url:https://github.com/dragino/Lora/tree/master/LT/LT-33222-L/v1.0]]
2063 -
2064 -
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