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

From version 81.1
edited by Xiaoling
on 2022/06/10 10:20
Change comment: There is no comment for this version
To version 90.11
edited by Xiaoling
on 2022/08/18 13:48
Change comment: There is no comment for this version

Summary

Details

Page properties
Content
... ... @@ -1,7 +1,6 @@
1 1  (% style="text-align:center" %)
2 2  [[image:image-20220523163353-1.jpeg||height="604" width="500"]]
3 3  
4 -**LT-22222-L LoRa IO Controller User Manual **
5 5  
6 6  
7 7  **Table of Contents:**
... ... @@ -19,6 +19,8 @@
19 19  == 1.1 What is LT Series I/O Controller ==
20 20  
21 21  (((
21 +
22 +
22 22  The Dragino (% style="color:blue" %)**LT series I/O Modules**(%%) are Long Range LoRaWAN I/O Controller. It contains different I/O Interfaces such as:** (% style="color:blue" %)analog current Input, analog voltage input(%%)**(% style="color:blue" %), **relay output**, **digital input**(%%) and (% style="color:blue" %)**digital output**(%%) etc. The LT I/O Modules are designed to simplify the installation of I/O monitoring.
23 23  )))
24 24  
... ... @@ -35,11 +35,13 @@
35 35  )))
36 36  
37 37  (((
38 -1) If users area has LoRaWAN service coverage, they can just install the I/O controller and configure it to connect the LoRaWAN provider via wireless.
39 +1) If user's area has LoRaWAN service coverage, they can just install the I/O controller and configure it to connect the LoRaWAN provider via wireless.
39 39  )))
40 40  
41 41  (((
42 42  2) User can set up a LoRaWAN gateway locally and configure the controller to connect to the gateway via wireless.
44 +
45 +
43 43  )))
44 44  
45 45  (((
... ... @@ -163,12 +163,15 @@
163 163  )))
164 164  * (((
165 165  Packet engine up to 256 bytes with CRC.
166 -)))
167 167  
168 168  
169 169  
172 +
173 +)))
174 +
170 170  == 1.3 Features ==
171 171  
177 +
172 172  * LoRaWAN Class A & Class C protocol
173 173  * Optional Customized LoRa Protocol
174 174  * Frequency Bands: CN470/EU433/KR920/US915/EU868/AS923/AU915/RU864/IN865
... ... @@ -179,8 +179,11 @@
179 179  
180 180  
181 181  
188 +
189 +
182 182  == 1.4  Applications ==
183 183  
192 +
184 184  * Smart Buildings & Home Automation
185 185  * Logistics and Supply Chain Management
186 186  * Smart Metering
... ... @@ -190,8 +190,11 @@
190 190  
191 191  
192 192  
202 +
203 +
193 193  == 1.5 Hardware Variants ==
194 194  
206 +
195 195  (% border="1" style="background-color:#f7faff; width:500px" %)
196 196  |(% style="width:103px" %)**Model**|(% style="width:131px" %)**Photo**|(% style="width:334px" %)**Description**
197 197  |(% style="width:103px" %)**LT22222-L**|(% style="width:131px" %)[[image:1653296302983-697.png]]|(% style="width:334px" %)(((
... ... @@ -205,8 +205,10 @@
205 205  
206 206  
207 207  
220 +
208 208  = 2. Power ON Device =
209 209  
223 +
210 210  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.
211 211  
212 212  (((
... ... @@ -221,19 +221,24 @@
221 221  
222 222  == 3.1 How it works? ==
223 223  
238 +
224 224  (((
225 -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. 
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. 
226 226  )))
227 227  
228 228  (((
229 -In case user cant set the OTAA keys in the network server and has to use the existing keys from server. User can [[use AT Command>>||anchor="H4.UseATCommand"]] to set the keys in the devices.
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.
230 230  )))
231 231  
232 232  
248 +
233 233  == 3.2 Example to join LoRaWAN network ==
234 234  
251 +
235 235  (((
236 236  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 +
237 237  )))
238 238  
239 239  [[image:image-20220523172350-1.png||height="266" width="864"]]
... ... @@ -241,6 +241,8 @@
241 241  
242 242  (((
243 243  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 +
244 244  )))
245 245  
246 246  (((
... ... @@ -266,6 +266,7 @@
266 266  [[image:1653298023685-319.png]]
267 267  
268 268  
290 +
269 269  (((
270 270  (% 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.
271 271  )))
... ... @@ -276,17 +276,23 @@
276 276  
277 277  == 3.3 Uplink Payload ==
278 278  
301 +
279 279  There are five working modes + one interrupt mode on LT for different type application:
280 280  
281 -* **MOD1**: (default setting): 2 x ACI + 2AVI + DI + DO + RO
282 -* **MOD2**: Double DI Counting + DO + RO
283 -* **MOD3**: Single DI Counting + 2 x ACI + DO + RO
284 -* **MOD4**: Single DI Counting + 1 x Voltage Counting + DO + RO
285 -* **MOD5**: Single DI Counting + 2 x AVI + 1 x ACI + DO + RO
286 -* **ADDMOD6**: Trigger Mode, Optional, used together with MOD1 ~~ MOD5
304 +* (% style="color:blue" %)**MOD1**(%%): (default setting): 2 x ACI + 2AVI + DI + DO + RO
305 +* (% style="color:blue" %)**MOD2**(%%): Double DI Counting + DO + RO
306 +* (% style="color:blue" %)**MOD3**(%%): Single DI Counting + 2 x ACI + DO + RO
307 +* (% style="color:blue" %)**MOD4**(%%): Single DI Counting + 1 x Voltage Counting + DO + RO
308 +* (% style="color:blue" %)**MOD5**(%%): Single DI Counting + 2 x AVI + 1 x ACI + DO + RO
309 +* (% style="color:blue" %)**ADDMOD6**(%%): Trigger Mode, Optional, used together with MOD1 ~~ MOD5
287 287  
311 +
312 +
313 +
314 +
288 288  === 3.3.1 AT+MOD~=1, 2ACI+2AVI ===
289 289  
317 +
290 290  The uplink payload includes totally 9 bytes. Uplink packets use FPORT=2 and every 10 minutes send one uplink by default.
291 291  
292 292  [[image:image-20220523174024-3.png]]
... ... @@ -338,6 +338,10 @@
338 338  ** DO1 is high in case there is load between DO1 and V+.
339 339  ** DO1 LED is off in both case
340 340  
369 +
370 +
371 +
372 +
341 341  === 3.3.2 AT+MOD~=2, (Double DI Counting) ===
342 342  
343 343  
... ... @@ -374,12 +374,7 @@
374 374  (((
375 375  (((
376 376  **AT+MOD=2**
377 -)))
378 -)))
379 379  
380 -(% class="box infomessage" %)
381 -(((
382 -(((
383 383  **ATZ**
384 384  )))
385 385  )))
... ... @@ -392,59 +392,33 @@
392 392  
393 393  (((
394 394  **For LT22222-L:**
395 -)))
396 396  
397 -(% class="box infomessage" %)
398 -(((
399 -(((
400 -**AT+TRIG1=0,100 (set DI1 port to trigger on low level, valid signal is 100ms) **
401 -)))
402 -)))
403 403  
404 -(% class="box infomessage" %)
405 -(((
406 -(((
407 -**AT+TRIG1=1,100(set DI1 port to trigger on high level, valid signal is 100ms ) **
408 -)))
409 -)))
424 +(% style="color:blue" %)**AT+TRIG1=0,100**(%%)**  (set DI1 port to trigger on low level, valid signal is 100ms) **
410 410  
411 -(% class="box infomessage" %)
412 -(((
413 -(((
414 -**AT+TRIG2=0,100 (set DI2 port to trigger on low level, valid signal is 100ms) **
415 -)))
416 -)))
426 +(% style="color:blue" %)**AT+TRIG1=1,100**(%%)**  (set DI1 port to trigger on high level, valid signal is 100ms ) **
417 417  
418 -(% class="box infomessage" %)
419 -(((
420 -(((
421 -**AT+TRIG2=1,100 (set DI2 port to trigger on high level, valid signal is 100ms ) **
422 -)))
423 -)))
428 +(% style="color:blue" %)**AT+TRIG2=0,100**(%%)**  (set DI2 port to trigger on low level, valid signal is 100ms) **
424 424  
425 -(% class="box infomessage" %)
426 -(((
427 -(((
428 -**AT+SETCNT=1,60   (Set COUNT1 value to 60)**
429 -)))
430 -)))
430 +(% style="color:blue" %)**AT+TRIG2=1,100**(%%)**  (set DI2 port to trigger on high level, valid signal is 100ms ) **
431 431  
432 -(% class="box infomessage" %)
433 -(((
434 -(((
435 -**AT+SETCNT=2,60   (Set COUNT2 value to 60)**
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)**
436 436  )))
437 -)))
438 438  
439 439  
440 440  
441 441  === 3.3.3 AT+MOD~=3, Single DI Counting + 2 x ACI ===
442 442  
441 +
443 443  **LT22222-L**: This mode the DI1 is used as a counting pin.
444 444  
445 445  [[image:image-20220523181246-5.png]]
446 446  
447 447  (((
447 +
448 +
448 448  (% style="color:#4f81bd" %)**DIDORO**(%%) is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below
449 449  )))
450 450  
... ... @@ -458,6 +458,7 @@
458 458  (% style="color:red" %)Note: DO3 is not valid for LT-22222-L.
459 459  )))
460 460  
462 +
461 461  (((
462 462  **To use counting mode, please run:**
463 463  )))
... ... @@ -466,12 +466,7 @@
466 466  (((
467 467  (((
468 468  **AT+MOD=3**
469 -)))
470 -)))
471 471  
472 -(% class="box infomessage" %)
473 -(((
474 -(((
475 475  **ATZ**
476 476  )))
477 477  )))
... ... @@ -516,20 +516,13 @@
516 516  (((
517 517  (((
518 518  **AT+MOD=4**
519 -)))
520 -)))
521 521  
522 -(% class="box infomessage" %)
523 -(((
524 -(((
525 525  **ATZ**
526 526  )))
527 527  )))
528 528  
529 -(((
530 -
531 -)))
532 532  
522 +
533 533  (((
534 534  Other AT Commands for counting are similar to [[MOD2 Counting Command>>||anchor="H3.3.2AT2BMOD3D22C28DoubleDICounting29"]].
535 535  )))
... ... @@ -538,35 +538,16 @@
538 538  
539 539  
540 540  **Plus below command for AVI1 Counting:**
541 -)))
542 542  
543 -(% class="box infomessage" %)
544 -(((
545 -(((
546 -**AT+SETCNT=3,60   (set AVI Count to 60)**
547 -)))
548 -)))
549 549  
550 -(% class="box infomessage" %)
551 -(((
552 -(((
553 -**AT+VOLMAX=20000   (If AVI1 voltage higher than VOLMAX (20000mV =20v), counter increase 1)**
554 -)))
555 -)))
533 +(% style="color:blue" %)**AT+SETCNT=3,60**(%%)**  (set AVI Count to 60)**
556 556  
557 -(% class="box infomessage" %)
558 -(((
559 -(((
560 -**AT+VOLMAX=20000,0   (If AVI1 voltage lower than VOLMAX (20000mV =20v), counter increase 1)**
561 -)))
562 -)))
535 +(% style="color:blue" %)**AT+VOLMAX=20000**(%%)**  (If AVI1 voltage higher than VOLMAX (20000mV =20v), counter increase 1)**
563 563  
564 -(% class="box infomessage" %)
565 -(((
566 -(((
567 -**AT+VOLMAX=20000,1   (If AVI1 voltage higer than VOLMAX (20000mV =20v), counter increase 1)**
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)**
568 568  )))
569 -)))
570 570  
571 571  
572 572  
... ... @@ -603,12 +603,7 @@
603 603  (((
604 604  (((
605 605  **AT+MOD=5**
606 -)))
607 -)))
608 608  
609 -(% class="box infomessage" %)
610 -(((
611 -(((
612 612  **ATZ**
613 613  )))
614 614  )))
... ... @@ -626,8 +626,8 @@
626 626  
627 627  For example, if user has configured below commands:
628 628  
629 -* **AT+MOD=1 ** **~-~->** The normal working mode
630 -* **AT+ADDMOD6=1**   **~-~->** Enable trigger
595 +* **AT+MOD=1 ** **~-~->**  The normal working mode
596 +* **AT+ADDMOD6=1**   **~-~->**  Enable trigger
631 631  
632 632  LT will keep monitoring AV1/AV2/AC1/AC2 every 5 seconds; LT will send uplink packets in two cases:
633 633  
... ... @@ -634,8 +634,9 @@
634 634  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
635 635  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.**
636 636  
637 -**AT Command to set Trigger Condition**:
603 +(% style="color:#037691" %)**AT Command to set Trigger Condition**:
638 638  
605 +
639 639  (% style="color:#4f81bd" %)**Trigger base on voltage**:
640 640  
641 641  Format: AT+AVLIM=<AV1_LIMIT_LOW>,< AV1_LIMIT_HIGH>,<AV2_LIMIT_LOW>,< AV2_LIMIT_HIGH>
... ... @@ -670,7 +670,7 @@
670 670  AT+ DTRI =1,0   (Enable DI1 trigger / disable DI2 trigger)
671 671  
672 672  
673 -**Downlink Command to set Trigger Condition:**
640 +(% style="color:#037691" %)**Downlink Command to set Trigger Condition:**
674 674  
675 675  Type Code: 0xAA. Downlink command same as AT Command **AT+AVLIM, AT+ACLIM**
676 676  
... ... @@ -757,14 +757,14 @@
757 757  (((
758 758  
759 759  
760 -**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/]]
761 -
762 -
727 +**Decoder for TTN/loraserver/ChirpStack**:  [[https:~~/~~/www.dropbox.com/sh/wtrzu7avdtkmn3z/AACK5NwOMkU9jnvf1uCMuqrVa?dl=0>>https://www.dropbox.com/sh/wtrzu7avdtkmn3z/AACK5NwOMkU9jnvf1uCMuqrVa?dl=0]]
763 763  )))
764 764  
765 765  
731 +
766 766  == 3.4 ​Configure LT via AT or Downlink ==
767 767  
734 +
768 768  User can configure LT I/O Controller via AT Commands or LoRaWAN Downlink Commands
769 769  
770 770  (((
... ... @@ -775,8 +775,12 @@
775 775  
776 776  * (% style="color:#4f81bd" %)**Sensor Related Commands**(%%): These commands are special designed for LT-22222-L.  User can see these commands below:
777 777  
745 +
746 +
747 +
778 778  === 3.4.1 Common Commands ===
779 779  
750 +
780 780  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]]
781 781  
782 782  
... ... @@ -783,80 +783,72 @@
783 783  
784 784  === 3.4.2 Sensor related commands ===
785 785  
757 +
786 786  ==== 3.4.2.1 Set Transmit Interval ====
787 787  
760 +
788 788  Set device uplink interval.
789 789  
790 -* AT Command:
763 +* (% style="color:#037691" %)**AT Command:**
791 791  
792 -(% class="box infomessage" %)
793 -(((
794 794  **AT+TDC=N **
795 -)))
796 796  
767 +
797 797  **Example: **AT+TDC=30000. Means set interval to 30 seconds
798 798  
799 799  
800 -* Downlink Payload (prefix 0x01):
771 +* (% style="color:#037691" %)**Downlink Payload (prefix 0x01):**
801 801  
802 -(% class="box infomessage" %)
803 -(((
804 804  **0x01 aa bb cc     ~/~/ Same as AT+TDC=0x(aa bb cc)**
805 -)))
806 806  
807 807  
808 808  
777 +
809 809  ==== 3.4.2.2 Set Work Mode (AT+MOD) ====
810 810  
780 +
811 811  Set work mode.
812 812  
813 -* AT Command:
783 +* (% style="color:#037691" %)**AT Command:**
814 814  
815 -(% class="box infomessage" %)
816 -(((
817 817  **AT+MOD=N  **
818 -)))
819 819  
787 +
820 820  **Example**: AT+MOD=2. Set work mode to Double DI counting mode
821 821  
822 822  
823 -* Downlink Payload (prefix 0x0A):
791 +* (% style="color:#037691" %)**Downlink Payload (prefix 0x0A):**
824 824  
825 -(% class="box infomessage" %)
826 -(((
827 -**0x0A aa     ~/~/ Same as AT+MOD=aa**
828 -)))
793 +**0x0A aa    ** ~/~/ Same as AT+MOD=aa
829 829  
830 830  
831 831  
797 +
832 832  ==== 3.4.2.3 Poll an uplink ====
833 833  
834 -* AT Command:
835 835  
801 +* (% style="color:#037691" %)**AT Command:**
802 +
836 836  There is no AT Command to poll uplink
837 837  
838 838  
839 -* Downlink Payload (prefix 0x08):
806 +* (% style="color:#037691" %)**Downlink Payload (prefix 0x08):**
840 840  
841 -(% class="box infomessage" %)
842 -(((
843 -**0x08 FF     ~/~/ Poll an uplink,**
844 -)))
808 +**0x08 FF     **~/~/ Poll an uplink
845 845  
846 846  **Example**: 0x08FF, ask device to send an Uplink
847 847  
848 848  
849 849  
814 +
850 850  ==== 3.4.2.4 Enable Trigger Mode ====
851 851  
817 +
852 852  Use of trigger mode, please check [[ADDMOD6>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
853 853  
854 -* AT Command:
820 +* (% style="color:#037691" %)**AT Command:**
855 855  
856 -(% class="box infomessage" %)
857 -(((
858 858  **AT+ADDMOD6=1 or 0**
859 -)))
860 860  
861 861  1: Enable Trigger Mode
862 862  
... ... @@ -863,43 +863,38 @@
863 863  0: Disable Trigger Mode
864 864  
865 865  
866 -* Downlink Payload (prefix 0x0A 06):
829 +* (% style="color:#037691" %)**Downlink Payload (prefix 0x0A 06):**
867 867  
868 -(% class="box infomessage" %)
869 -(((
870 -**0x0A 06 aa     ~/~/ Same as AT+ADDMOD6=aa,**
871 -)))
831 +**0x0A 06 aa    ** ~/~/ Same as AT+ADDMOD6=aa
872 872  
873 873  
874 874  
835 +
875 875  ==== 3.4.2.5 Poll trigger settings ====
876 876  
838 +
877 877  Poll trigger settings,
878 878  
879 -* AT Command:
841 +* (% style="color:#037691" %)**AT Command:**
880 880  
881 881  There is no AT Command for this feature.
882 882  
883 883  
884 -* Downlink Payload (prefix 0x AB 06):
846 +* (% style="color:#037691" %)**Downlink Payload (prefix 0x AB 06):**
885 885  
886 -(% class="box infomessage" %)
887 -(((
888 -**0xAB 06  ~/~/ Poll trigger settings, device will uplink trigger settings once receive this command**
889 -)))
848 +**0xAB 06         **~/~/ Poll trigger settings, device will uplink trigger settings once receive this command
890 890  
891 891  
892 892  
852 +
893 893  ==== 3.4.2.6 Enable / Disable DI1/DI2/DI3 as trigger ====
894 894  
855 +
895 895  Enable Disable DI1/DI2/DI2 as trigger,
896 896  
897 -* AT Command:
858 +* (% style="color:#037691" %)**AT Command:**
898 898  
899 -(% class="box infomessage" %)
900 -(((
901 901  **Format: AT+DTRI=<DI1_TIRGGER_FlAG>,< DI2_TIRGGER_FlAG >**
902 -)))
903 903  
904 904  
905 905  **Example:**
... ... @@ -906,25 +906,21 @@
906 906  
907 907  AT+ DTRI =1,0   (Enable DI1 trigger / disable DI2 trigger)
908 908  
909 -* Downlink Payload (prefix 0xAA 02):
867 +* (% style="color:#037691" %)**Downlink Payload (prefix 0xAA 02):**
910 910  
911 -(% class="box infomessage" %)
912 -(((
913 -**0xAA 02 aa bb  ~/~/ Same as AT+DTRI=aa,bb**
914 -)))
869 +**0xAA 02 aa bb        **~/~/ Same as AT+DTRI=aa,bb
915 915  
916 916  
917 917  
873 +
918 918  ==== 3.4.2.7 Trigger1 – Set DI1 or DI3 as trigger ====
919 919  
876 +
920 920  Set DI1 or DI3(for LT-33222-L) trigger.
921 921  
922 -* AT Command:
879 +* (% style="color:#037691" %)**AT Command:**
923 923  
924 -(% class="box infomessage" %)
925 -(((
926 926  **AT+TRIG1=a,b**
927 -)))
928 928  
929 929  a : Interrupt mode. 0: falling edge; 1: rising edge, 2: falling and raising edge(for MOD=1).
930 930  
... ... @@ -936,26 +936,23 @@
936 936  AT+TRIG1=1,100(set DI1 port to trigger on high level, valid signal is 100ms )
937 937  
938 938  
939 -* Downlink Payload (prefix 0x09 01 ):
893 +* (% style="color:#037691" %)**Downlink Payload (prefix 0x09 01 ):**
894 +* **0x09 01 aa bb cc    ** ~/~/ same as AT+TRIG1=aa,0x(bb cc)
940 940  
941 -(% class="box infomessage" %)
942 -(((
943 -**0x09 01 aa bb cc ~/~/ same as AT+TRIG1=aa,0x(bb cc)**
944 -)))
945 945  
946 946  
947 947  
899 +
948 948  ==== 3.4.2.8 Trigger2 – Set DI2 as trigger ====
949 949  
902 +
950 950  Set DI2 trigger.
951 951  
952 -* AT Command:
905 +* (% style="color:#037691" %)**AT Command:**
953 953  
954 -(% class="box infomessage" %)
955 -(((
956 956  **AT+TRIG2=a,b**
957 -)))
958 958  
909 +
959 959  a : Interrupt mode. 0: falling edge; 1: rising edge, 2: falling and raising edge(for MOD=1).
960 960  
961 961  b : delay timing.
... ... @@ -966,93 +966,82 @@
966 966  AT+TRIG2=0,100(set DI1 port to trigger on low level, valid signal is 100ms )
967 967  
968 968  
969 -* Downlink Payload (prefix 0x09 02 ):
920 +* (% style="color:#037691" %)**Downlink Payload (prefix 0x09 02 ):**
970 970  
971 -(% class="box infomessage" %)
972 -(((
973 -**0x09 02 aa bb cc ~/~/ same as AT+TRIG1=aa,0x(bb cc)**
974 -)))
922 +**0x09 02 aa bb cc           **~/~/ same as AT+TRIG1=aa,0x(bb cc)
975 975  
976 976  
977 977  
926 +
978 978  ==== 3.4.2.9 Trigger – Set AC (current) as trigger ====
979 979  
929 +
980 980  Set current trigger , base on AC port. See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
981 981  
982 -* AT Command:
932 +* (% style="color:#037691" %)**AT Command**
983 983  
984 -(% class="box infomessage" %)
985 -(((
986 -**AT+ACLIM. **
987 -)))
934 +**AT+ACLIM**
988 988  
989 989  
990 -* Downlink Payload (prefix 0xAA 01 ):
937 +* (% style="color:#037691" %)**Downlink Payload (prefix 0xAA 01 )**
991 991  
992 -(% class="box infomessage" %)
993 -(((
994 -**0x AA 01 aa bb cc dd ee ff gg hh ~/~/ same as AT+ACLIM See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]**
995 -)))
939 +**0x AA 01 aa bb cc dd ee ff gg hh        ** ~/~/ same as AT+ACLIM See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
996 996  
997 997  
998 998  
943 +
999 999  ==== 3.4.2.10 Trigger – Set AV (voltage) as trigger ====
1000 1000  
946 +
1001 1001  Set current trigger , base on AV port. See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
1002 1002  
1003 -* AT Command:
949 +* (% style="color:#037691" %)**AT Command**
1004 1004  
1005 -(% class="box infomessage" %)
1006 -(((
1007 -**AT+AVLIM. See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]**
1008 -)))
951 +**AT+AVLIM  See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]**
1009 1009  
1010 1010  
1011 -* Downlink Payload (prefix 0xAA 00 ):
954 +* (% style="color:#037691" %)**Downlink Payload (prefix 0xAA 00 )**
1012 1012  
1013 -(% class="box infomessage" %)
1014 -(((
1015 -**0x AA 00 aa bb cc dd ee ff gg hh ~/~/ same as AT+AVLIM See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]] **
1016 -)))
956 +**0x AA 00 aa bb cc dd ee ff gg hh    ** ~/~/ same as AT+AVLIM See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
1017 1017  
1018 1018  
1019 1019  
960 +
1020 1020  ==== 3.4.2.11 Trigger – Set minimum interval ====
1021 1021  
1022 -Set AV and AC trigger minimum interval, system won’t response to the second trigger within this set time after the first trigger.
1023 1023  
1024 -* AT Command:
964 +Set AV and AC trigger minimum interval, system won't response to the second trigger within this set time after the first trigger.
1025 1025  
1026 -(% class="box infomessage" %)
1027 -(((
1028 -**AT+ATDC=5. Device won’t response the second trigger within 5 minute after the first trigger.**
1029 -)))
966 +* (% style="color:#037691" %)**AT Command**
1030 1030  
968 +**AT+ATDC=5        ** Device won't response the second trigger within 5 minute after the first trigger.
1031 1031  
1032 -* Downlink Payload (prefix 0xAC ):
1033 1033  
1034 -(% class="box infomessage" %)
971 +* (% style="color:#037691" %)**Downlink Payload (prefix 0xAC )**
972 +
973 +**0x AC aa bb   ** ~/~/ same as AT+ATDC=0x(aa bb)   . Unit (min)
974 +
1035 1035  (((
1036 -**0x AC aa bb ~/~/ same as AT+ATDC=0x(aa bb)   . Unit (min)**
976 +
977 +
978 +(% style="color:red" %)Note: ATDC setting must be more than 5min
1037 1037  )))
1038 1038  
1039 1039  
1040 1040  
983 +
1041 1041  ==== 3.4.2.12 DO ~-~- Control Digital Output DO1/DO2/DO3 ====
1042 1042  
1043 -* AT Command:
1044 1044  
987 +* (% style="color:#037691" %)**AT Command**
988 +
1045 1045  There is no AT Command to control Digital Output
1046 1046  
1047 1047  
1048 -* Downlink Payload (prefix 0x02):
992 +* (% style="color:#037691" %)**Downlink Payload (prefix 0x02)**
993 +* **0x02 aa bb cc     **~/~/ Set DO1/DO2/DO3 output
1049 1049  
1050 -(% class="box infomessage" %)
1051 1051  (((
1052 -**0x02 aa bb cc     ~/~/ Set DO1/DO2/DO3 output**
1053 -)))
1054 -
1055 -(((
1056 1056  If payload = 0x02010001, while there is load between V+ and DOx, it means set DO1 to low, DO2 to high and DO3 to low.
1057 1057  )))
1058 1058  
... ... @@ -1072,22 +1072,20 @@
1072 1072  
1073 1073  
1074 1074  
1015 +
1075 1075  ==== 3.4.2.13 DO ~-~- Control Digital Output DO1/DO2/DO3 with time control ====
1076 1076  
1077 -* AT Command:
1078 1078  
1019 +* (% style="color:#037691" %)**AT Command**
1020 +
1079 1079  There is no AT Command to control Digital Output
1080 1080  
1081 1081  
1082 -* Downlink Payload (prefix 0xA9):
1024 +* (% style="color:#037691" %)**Downlink Payload (prefix 0xA9)**
1083 1083  
1084 -(% class="box infomessage" %)
1085 -(((
1086 -(((
1087 -**0xA9 aa bb cc     ~/~/ Set DO1/DO2/DO3 output with time control**
1088 -)))
1089 -)))
1026 +**0xA9 aa bb cc     **~/~/ Set DO1/DO2/DO3 output with time control
1090 1090  
1028 +
1091 1091  This is to control the digital output time of DO pin. Include four bytes:
1092 1092  
1093 1093  (% style="color:#4f81bd" %)**First Byte**(%%)**:** Type code (0xA9)
... ... @@ -1141,20 +1141,20 @@
1141 1141  
1142 1142  
1143 1143  
1082 +
1144 1144  ==== 3.4.2.14 Relay ~-~- Control Relay Output RO1/RO2 ====
1145 1145  
1146 -* AT Command:
1147 1147  
1086 +* (% style="color:#037691" %)**AT Command:**
1087 +
1148 1148  There is no AT Command to control Relay Output
1149 1149  
1150 1150  
1151 -* Downlink Payload (prefix 0x03):
1091 +* (% style="color:#037691" %)**Downlink Payload (prefix 0x03):**
1152 1152  
1153 -(% class="box infomessage" %)
1154 -(((
1155 -**0x03 aa bb     ~/~/ Set RO1/RO2 output**
1156 -)))
1093 +**0x03 aa bb     **~/~/ Set RO1/RO2 output
1157 1157  
1095 +
1158 1158  (((
1159 1159  If payload = 0x030100, it means set RO1 to close and RO2 to open.
1160 1160  )))
... ... @@ -1171,20 +1171,20 @@
1171 1171  
1172 1172  
1173 1173  
1112 +
1174 1174  ==== 3.4.2.15 Relay ~-~- Control Relay Output RO1/RO2 with time control ====
1175 1175  
1176 -* AT Command:
1177 1177  
1116 +* (% style="color:#037691" %)**AT Command:**
1117 +
1178 1178  There is no AT Command to control Relay Output
1179 1179  
1180 1180  
1181 -* Downlink Payload (prefix 0x05):
1121 +* (% style="color:#037691" %)**Downlink Payload (prefix 0x05):**
1182 1182  
1183 -(% class="box infomessage" %)
1184 -(((
1185 -**0x05 aa bb cc dd     ~/~/ Set RO1/RO2 relay with time control:**
1186 -)))
1123 +**0x05 aa bb cc dd     **~/~/ Set RO1/RO2 relay with time control
1187 1187  
1125 +
1188 1188  This is to control the relay output time of relay. Include four bytes:
1189 1189  
1190 1190  (% style="color:#4f81bd" %)**First Byte **(%%)**:** Type code (0x05)
... ... @@ -1198,7 +1198,7 @@
1198 1198  
1199 1199  (% style="color:#4f81bd" %)**Third Byte(bb)**(%%): Control Method and Ports status:
1200 1200  
1201 -[[image:image-20220524093831-10.png]]
1139 +[[image:image-20220714135731-1.png||height="406" width="627"]]
1202 1202  
1203 1203  
1204 1204  (% style="color:#4f81bd" %)**Fourth/Fifth Bytes(cc)**(%%): Latching time. Unit: ms
... ... @@ -1208,53 +1208,48 @@
1208 1208  
1209 1209  **Example payload:**
1210 1210  
1211 -**~1. 05 01 11 07 D0**
1149 +**~1. 05 01 11 07 D**
1212 1212  
1213 -Relay1 and Relay 2 will be set to NO , last 2 seconds, then change back to original state.
1151 +Relay1 and Relay 2 will be set to NC , last 2 seconds, then change back to original state.
1214 1214  
1215 1215  **2. 05 01 10 07 D0**
1216 1216  
1217 -Relay1 will change to NO, Relay2 will change to NC, last 2 seconds, then both change back to original state.
1155 +Relay1 will change to NC, Relay2 will change to NO, last 2 seconds, then both change back to original state.
1218 1218  
1219 1219  **3. 05 00 01 07 D0**
1220 1220  
1221 -Relay1 will change to NC, Relay2 will change to NO, last 2 seconds, then relay change to NO, Relay2 change to NC.
1159 +Relay1 will change to NO, Relay2 will change to NC, last 2 seconds, then relay change to NC,Relay2 change to NO.
1222 1222  
1223 1223  **4. 05 00 00 07 D0**
1224 1224  
1225 -Relay 1 & relay2 will change to NC, last 2 seconds, then both change to NO.
1163 +Relay 1 & relay2 will change to NO, last 2 seconds, then both change to NC.
1226 1226  
1227 1227  
1228 1228  
1167 +
1229 1229  ==== 3.4.2.16 Counting ~-~- Voltage threshold counting ====
1230 1230  
1170 +
1231 1231  When voltage exceed the threshold, count. Feature see [[MOD4>>||anchor="H3.3.4AT2BMOD3D42CSingleDICounting2B1xVoltageCounting"]]
1232 1232  
1233 -* AT Command:
1173 +* (% style="color:#037691" %)**AT Command:**
1234 1234  
1235 -(% class="box infomessage" %)
1236 -(((
1237 -**AT+VOLMAX    ~/~/ See [[MOD4>>||anchor="H3.3.4AT2BMOD3D42CSingleDICounting2B1xVoltageCounting"]]**
1238 -)))
1175 +**AT+VOLMAX   ** ~/~/ See [[MOD4>>||anchor="H3.3.4AT2BMOD3D42CSingleDICounting2B1xVoltageCounting"]]
1239 1239  
1240 1240  
1241 -* Downlink Payload (prefix 0xA5):
1178 +* (% style="color:#037691" %)**Downlink Payload (prefix 0xA5):**
1242 1242  
1243 -(% class="box infomessage" %)
1244 -(((
1245 -**0xA5 aa bb cc   ~/~/ Same as AT+VOLMAX=(aa bb),cc**
1246 -)))
1180 +**0xA5 aa bb cc   **~/~/ Same as AT+VOLMAX=(aa bb),cc
1247 1247  
1248 1248  
1249 1249  
1184 +
1250 1250  ==== 3.4.2.17 Counting ~-~- Pre-configure the Count Number ====
1251 1251  
1252 -* AT Command:
1253 1253  
1254 -(% class="box infomessage" %)
1255 -(((
1188 +* (% style="color:#037691" %)**AT Command:**
1189 +
1256 1256  **AT+SETCNT=aa,(bb cc dd ee) **
1257 -)))
1258 1258  
1259 1259  aa: 1: Set count1,
1260 1260  
... ... @@ -1265,51 +1265,42 @@
1265 1265  Bb cc dd ee: number to be set
1266 1266  
1267 1267  
1268 -* Downlink Payload (prefix 0xA8):
1201 +* (% style="color:#037691" %)**Downlink Payload (prefix 0xA8):**
1269 1269  
1270 -(% class="box infomessage" %)
1271 -(((
1272 -**0x A8 aa bb cc dd ee     ~/~/ same as AT+SETCNT=aa,(bb cc dd ee)**
1273 -)))
1203 +**0x A8 aa bb cc dd ee     **~/~/ same as AT+SETCNT=aa,(bb cc dd ee)
1274 1274  
1275 1275  
1276 1276  
1207 +
1277 1277  ==== 3.4.2.18 Counting ~-~- Clear Counting ====
1278 1278  
1210 +
1279 1279  Clear counting for counting mode
1280 1280  
1281 -* AT Command:
1213 +* (% style="color:#037691" %)**AT Command:**
1282 1282  
1283 -(% class="box infomessage" %)
1284 -(((
1285 -**AT+CLRCOUNT ~/~/ clear all counting**
1286 -)))
1215 +**AT+CLRCOUNT ** ~/~/ clear all counting
1287 1287  
1288 -* Downlink Payload (prefix 0xA6):
1289 1289  
1290 -(% class="box infomessage" %)
1291 -(((
1292 -**0x A6 01     ~/~/ clear all counting,**
1293 -)))
1218 +* (% style="color:#037691" %)**Downlink Payload (prefix 0xA6):**
1294 1294  
1220 +**0x A6 01    ** ~/~/ clear all counting
1295 1295  
1296 1296  
1223 +
1224 +
1297 1297  ==== 3.4.2.19 Counting ~-~- Change counting mode save time ====
1298 1298  
1299 -* AT Command:
1300 1300  
1301 -(% class="box infomessage" %)
1302 -(((
1303 -**AT+COUTIME=60  ~/~/ Set save time to 60 seconds. Device will save the counting result in internal flash every 60 seconds. (min value: 30)**
1304 -)))
1228 +* (% style="color:#037691" %)**AT Command:**
1305 1305  
1306 -* Downlink Payload (prefix 0xA7):
1230 +**AT+COUTIME=60  **~/~/ Set save time to 60 seconds. Device will save the counting result in internal flash every 60 seconds. (min value: 30)
1307 1307  
1308 -(% class="box infomessage" %)
1309 -(((
1310 -**0x A7 aa bb cc     ~/~/ same as AT+COUTIME =aa bb cc,**
1311 -)))
1312 1312  
1233 +* (% style="color:#037691" %)**Downlink Payload (prefix 0xA7):**
1234 +
1235 +**0x A7 aa bb cc     **~/~/ same as AT+COUTIME =aa bb cc,
1236 +
1313 1313  (((
1314 1314  range: aa bb cc:0 to 16777215,  (unit:second)
1315 1315  
... ... @@ -1317,8 +1317,10 @@
1317 1317  )))
1318 1318  
1319 1319  
1244 +
1320 1320  == 3.5 Integrate with Mydevice ==
1321 1321  
1247 +
1322 1322  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:
1323 1323  
1324 1324  (((
... ... @@ -1327,14 +1327,15 @@
1327 1327  
1328 1328  (((
1329 1329  (% style="color:blue" %)**Step 2**(%%): To configure the Application to forward data to Mydevices you will need to add integration. To add the Mydevices integration, perform the following steps:
1256 +
1257 +
1330 1330  )))
1331 1331  
1332 -[[image:1653356737703-362.png||height="232" width="732"]]
1260 +[[image:image-20220719105525-1.png||height="377" width="677"]]
1333 1333  
1334 -[[image:image-20220524094641-11.png||height="390" width="723"]]
1335 1335  
1336 1336  
1337 -[[image:image-20220524094641-12.png||height="402" width="718"]]
1264 +[[image:image-20220719110247-2.png||height="388" width="683"]]
1338 1338  
1339 1339  
1340 1340  (% style="color:blue" %)**Step 3**(%%): Create an account or log in Mydevices.
... ... @@ -1367,8 +1367,10 @@
1367 1367  
1368 1368  == 3.6 Interface Detail ==
1369 1369  
1297 +
1370 1370  === 3.6.1 Digital Input Port: DI1/DI2 /DI3 ( For LT-33222-L, low active ) ===
1371 1371  
1300 +
1372 1372  Support NPN Type sensor
1373 1373  
1374 1374  [[image:1653356991268-289.png]]
... ... @@ -1377,6 +1377,7 @@
1377 1377  
1378 1378  === 3.6.2 Digital Input Port: DI1/DI2 ( For LT-22222-L) ===
1379 1379  
1309 +
1380 1380  (((
1381 1381  The DI port of LT-22222-L can support NPN or PNP output sensor.
1382 1382  )))
... ... @@ -1383,7 +1383,9 @@
1383 1383  
1384 1384  (((
1385 1385  (((
1386 -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
1316 +Internal circuit as below, the NEC2501 is a photocoupler, the Active current (from NEC2501 pin 1 to pin 2 is 1ma and the max current is 50mA. When there is active current pass NEC2501 pin1 to pin2. The DI will be active high.
1317 +
1318 +
1387 1387  )))
1388 1388  )))
1389 1389  
... ... @@ -1428,6 +1428,8 @@
1428 1428  
1429 1429  (((
1430 1430  
1363 +
1364 +
1431 1431  )))
1432 1432  
1433 1433  (((
... ... @@ -1459,6 +1459,8 @@
1459 1459  
1460 1460  (((
1461 1461  
1396 +
1397 +
1462 1462  )))
1463 1463  
1464 1464  (((
... ... @@ -1492,6 +1492,7 @@
1492 1492  
1493 1493  === 3.6.3 Digital Output Port: DO1/DO2 /DO3 ===
1494 1494  
1431 +
1495 1495  NPN output: GND or Float. Max voltage can apply to output pin is 36v.
1496 1496  
1497 1497  [[image:1653357531600-905.png]]
... ... @@ -1500,6 +1500,7 @@
1500 1500  
1501 1501  === 3.6.4 Analog Input Interface ===
1502 1502  
1440 +
1503 1503  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:
1504 1504  
1505 1505  
... ... @@ -1531,6 +1531,7 @@
1531 1531  
1532 1532  === 3.6.5 Relay Output ===
1533 1533  
1472 +
1534 1534  (((
1535 1535  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:
1536 1536  )))
... ... @@ -1543,13 +1543,17 @@
1543 1543  
1544 1544  == 3.7 LEDs Indicators ==
1545 1545  
1485 +
1546 1546  [[image:image-20220524100748-11.png]]
1547 1547  
1548 1548  
1489 +
1549 1549  = 4. Use AT Command =
1550 1550  
1492 +
1551 1551  == 4.1 Access AT Command ==
1552 1552  
1495 +
1553 1553  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.
1554 1554  
1555 1555  [[image:1653358238933-385.png]]
... ... @@ -1748,8 +1748,6 @@
1748 1748  
1749 1749  (((
1750 1750  AT+CFG: Print all settings
1751 -
1752 -
1753 1753  )))
1754 1754  
1755 1755  
... ... @@ -1756,6 +1756,7 @@
1756 1756  
1757 1757  == 4.2 Common AT Command Sequence ==
1758 1758  
1700 +
1759 1759  === 4.2.1 Multi-channel ABP mode (Use with SX1301/LG308) ===
1760 1760  
1761 1761  (((
... ... @@ -1795,8 +1795,6 @@
1795 1795  
1796 1796  (((
1797 1797  (% style="background-color:#dcdcdc" %)ATZ
1798 -
1799 -
1800 1800  )))
1801 1801  
1802 1802  
... ... @@ -1868,6 +1868,8 @@
1868 1868  2. Make sure the LG01/02 gateway RX frequency is exactly the same as AT+CHS setting.
1869 1869  3. Make sure SF / bandwidth setting in LG01/LG02 match the settings of AT+DR. refer [[this link>>url:http://www.dragino.com/downloads/index.php?dir=LoRa_Gateway/&file=LoRaWAN%201.0.3%20Regional%20Parameters.xlsx]] to see what DR means.
1870 1870  4. The command AT+RX2FQ and AT+RX2DR is to let downlink work. to set the correct parameters, user can check the actually downlink parameters to be used. As below. Which shows the RX2FQ should use 868400000 and RX2DR should be 5
1811 +
1812 +
1871 1871  )))
1872 1872  
1873 1873  (((
... ... @@ -1881,13 +1881,16 @@
1881 1881  
1882 1882  === 4.2.3 Change to Class A ===
1883 1883  
1826 +
1884 1884  If sensor JOINED
1885 1885  (% style="background-color:#dcdcdc" %)AT+CLASS=A
1886 1886  ATZ
1887 1887  
1888 1888  
1832 +
1889 1889  = 5. FAQ =
1890 1890  
1835 +
1891 1891  == 5.1 How to upgrade the image? ==
1892 1892  
1893 1893  
... ... @@ -1909,7 +1909,9 @@
1909 1909  
1910 1910  
1911 1911  (% style="color:blue" %)**For LT-22222-L**(%%):
1912 -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.
1857 +Hold down the PRO button and then momentarily press the RST reset button and the (% style="color:red" %)**DO1 led**(%%) will change from OFF to ON. When (% style="color:red" %)**DO1 LED**(%%) is on, it means the device is in download mode.
1858 +
1859 +
1913 1913  )))
1914 1914  
1915 1915   [[image:image-20220524103407-12.png]]
... ... @@ -1921,6 +1921,7 @@
1921 1921  
1922 1922  (% 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:
1923 1923  
1871 +
1924 1924  [[image:1653360054704-518.png||height="186" width="745"]]
1925 1925  
1926 1926  
... ... @@ -1929,6 +1929,8 @@
1929 1929  
1930 1930  
1931 1931  == 5.2 How to change the LoRa Frequency Bands/Region? ==
1880 +
1881 +
1932 1932  )))
1933 1933  )))
1934 1934  
... ... @@ -1939,7 +1939,10 @@
1939 1939  (((
1940 1940  
1941 1941  
1892 +
1942 1942  == 5.3 How to set up LT to work with Single Channel Gateway such as LG01/LG02? ==
1894 +
1895 +
1943 1943  )))
1944 1944  
1945 1945  (((
... ... @@ -1957,7 +1957,7 @@
1957 1957  )))
1958 1958  
1959 1959  (((
1960 -(% 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.
1913 +(% style="color:blue" %)**Step1**(%%):  Log in TTN, Create an ABP device in the application and input the network session key (NETSKEY), app session key (APPSKEY) from the device.
1961 1961  )))
1962 1962  
1963 1963  (((
... ... @@ -1965,12 +1965,12 @@
1965 1965  )))
1966 1966  
1967 1967  (((
1968 -(% 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.
1921 +(% style="color:red" %)**Note: user just need to make sure above three keys match, User can change either in TTN or Device to make then match. In TTN, NETSKEY and APPSKEY can be configured by user in setting page, but Device Addr is generated by TTN.**
1969 1969  )))
1970 1970  
1971 1971  
1972 1972  (((
1973 -(% style="color:#4f81bd" %)**Step2**(%%)**: **Run AT Command to make LT work in Single frequency & ABP mode. Below is the AT commands:
1926 +(% style="color:blue" %)**Step2**(%%)**:  **Run AT Command to make LT work in Single frequency & ABP mode. Below is the AT commands:
1974 1974  )))
1975 1975  
1976 1976  (((
... ... @@ -1994,26 +1994,46 @@
1994 1994  [[image:1653360498588-932.png||height="485" width="726"]]
1995 1995  
1996 1996  
1950 +
1997 1997  == 5.4 Can I see counting event in Serial? ==
1998 1998  
1953 +
1999 1999  (((
2000 -User can run AT+DEBUG command to see the counting event in serial. If firmware too old and doesnt support AT+DEBUG. User can update to latest firmware first.
1955 +User can run AT+DEBUG command to see the counting event in serial. If firmware too old and doesn't support AT+DEBUG. User can update to latest firmware first.
2001 2001  
2002 2002  
1958 +
2003 2003  == 5.5 Can i use point to point communication for LT-22222-L? ==
2004 2004  
1961 +
2005 2005  Yes, please refer [[Point to Point Communication>>doc:Main. Point to Point Communication of LT-22222-L.WebHome]]
1963 +
1964 +
1965 +
2006 2006  )))
2007 2007  
2008 2008  (((
2009 -
1969 +== 5.6 Why does the relay output become the default and open relay after the lt22222 is powered off? ==
2010 2010  
1971 +
1972 +If the device is not shut down, but directly powered off.
1973 +
1974 +It will default that this is a power-off state.
1975 +
1976 +In modes 2 to 5, DO RO status and pulse count are saved in flash.
1977 +
1978 +After restart, the status before power failure will be read from flash.
1979 +
1980 +
1981 +
2011 2011  = 6. Trouble Shooting =
2012 2012  )))
2013 2013  
2014 2014  (((
2015 2015  (((
2016 -== 6.1 Downlink doesn’t work, how to solve it? ==
1987 +== 6.1 Downlink doesn't work, how to solve it? ==
1988 +
1989 +
2017 2017  )))
2018 2018  )))
2019 2019  
... ... @@ -2024,7 +2024,10 @@
2024 2024  (((
2025 2025  
2026 2026  
2000 +
2027 2027  == 6.2 Have trouble to upload image. ==
2002 +
2003 +
2028 2028  )))
2029 2029  
2030 2030  (((
... ... @@ -2034,7 +2034,10 @@
2034 2034  (((
2035 2035  
2036 2036  
2037 -== 6.3 Why I can’t join TTN in US915 /AU915 bands? ==
2013 +
2014 +== 6.3 Why I can't join TTN in US915 /AU915 bands? ==
2015 +
2016 +
2038 2038  )))
2039 2039  
2040 2040  (((
... ... @@ -2048,19 +2048,20 @@
2048 2048  
2049 2049  (% style="color:#4f81bd" %)**LT-22222-L-XXX:**
2050 2050  
2051 -
2052 2052  (% style="color:#4f81bd" %)**XXX:**
2053 2053  
2054 -* (% style="color:#4f81bd" %)**EU433**(%%): LT with frequency bands EU433
2055 -* (% style="color:#4f81bd" %)**EU868**(%%): LT with frequency bands EU868
2056 -* (% style="color:#4f81bd" %)**KR920**(%%): LT with frequency bands KR920
2057 -* (% style="color:#4f81bd" %)**CN470**(%%): LT with frequency bands CN470
2058 -* (% style="color:#4f81bd" %)**AS923**(%%): LT with frequency bands AS923
2059 -* (% style="color:#4f81bd" %)**AU915**(%%): LT with frequency bands AU915
2060 -* (% style="color:#4f81bd" %)**US915**(%%): LT with frequency bands US915
2061 -* (% style="color:#4f81bd" %)**IN865**(%%): LT with frequency bands IN865
2062 -* (% style="color:#4f81bd" %)**CN779**(%%): LT with frequency bands CN779
2032 +* (% style="color:red" %)**EU433**(%%):  LT with frequency bands EU433
2033 +* (% style="color:red" %)**EU868**(%%):  LT with frequency bands EU868
2034 +* (% style="color:red" %)**KR920**(%%):  LT with frequency bands KR920
2035 +* (% style="color:red" %)**CN470**(%%):  LT with frequency bands CN470
2036 +* (% style="color:red" %)**AS923**(%%):  LT with frequency bands AS923
2037 +* (% style="color:red" %)**AU915**(%%):  LT with frequency bands AU915
2038 +* (% style="color:red" %)**US915**(%%):  LT with frequency bands US915
2039 +* (% style="color:red" %)**IN865**(%%):  LT with frequency bands IN865
2040 +* (% style="color:red" %)**CN779**(%%):  LT with frequency bands CN779
2063 2063  
2042 +
2043 +
2064 2064  = 8. Packing Info =
2065 2065  
2066 2066  
... ... @@ -2078,18 +2078,27 @@
2078 2078  * Package Size / pcs : 14.5 x 8 x 5 cm
2079 2079  * Weight / pcs : 170g
2080 2080  
2061 +
2062 +
2081 2081  = 9. Support =
2082 2082  
2065 +
2083 2083  * (((
2084 2084  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.
2085 2085  )))
2086 2086  * (((
2087 2087  Provide as much information as possible regarding your enquiry (product models, accurately describe your problem and steps to replicate it etc) and send a mail to [[support@dragino.com>>url:file:///D:/市场资料/说明书/LoRa/LT系列/support@dragino.com]]
2071 +
2072 +
2073 +
2074 +
2088 2088  )))
2089 2089  
2090 2090  = 10. Reference​​​​​ =
2091 2091  
2079 +
2092 2092  * 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]]
2093 -* [[Image Download>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/image/]]
2094 -* [[AT Command Manual>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/]]
2081 +* [[Datasheet, Document Base>>https://www.dropbox.com/sh/gxxmgks42tqfr3a/AACEdsj_mqzeoTOXARRlwYZ2a?dl=0]]
2095 2095  * [[Hardware Source>>url:https://github.com/dragino/Lora/tree/master/LT/LT-33222-L/v1.0]]
2083 +
2084 +
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