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Last modified by Mengting Qiu on 2025/06/04 18:42
From version 118.1
edited by Ellie Zhang
on 2023/05/09 09:04
Change comment: There is no comment for this version
To version 90.5
edited by Xiaoling
on 2022/08/18 11:57
Change comment: There is no comment for this version

Summary

Details

Page properties
Author
... ... @@ -1,1 +1,1 @@
1 -XWiki.Ellie
1 +XWiki.Xiaoling
Content
... ... @@ -20,13 +20,11 @@
20 20  (((
21 21  
22 22  
23 -(((
24 24  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.
25 25  )))
26 -)))
27 27  
28 28  (((
29 -The LT I/O Controllers allows the user to send data and reach extremely long ranges. It provides ultra-long range spread spectrum communication and high interference immunity whilst minimizing current consumption. It targets professional wireless sensor network applications such as irrigation systems, smart metering, smart cities, building automation, and so on.
27 +The LT I/O Controllers allows the user to send data and reach extremely long ranges. It provides ultra-long range spread spectrum communication and high interference immunity whilst minimizing current consumption. It targets professional wireless sensor network applications such as irrigation systems, smart metering, smart cities, smartphone detection, building automation, and so on.
30 30  )))
31 31  
32 32  (((
... ... @@ -38,7 +38,7 @@
38 38  )))
39 39  
40 40  (((
41 -1) If user's area has LoRaWAN service coverage, they can just install the I/O controller and configure it to connect the LoRaWAN provider via wireless.
39 +1) If user’s area has LoRaWAN service coverage, they can just install the I/O controller and configure it to connect the LoRaWAN provider via wireless.
42 42  )))
43 43  
44 44  (((
... ... @@ -53,16 +53,17 @@
53 53  
54 54  )))
55 55  
54 +
56 56  == 1.2  Specifications ==
57 57  
58 58  (((
59 59  
60 60  
61 -(% style="color:#037691" %)**Hardware System:**
60 +**Hardware System:**
62 62  )))
63 63  
64 64  * (((
65 -STM32L072xxxx MCU
64 +STM32L072CZT6 MCU
66 66  )))
67 67  * (((
68 68  SX1276/78 Wireless Chip 
... ... @@ -83,7 +83,7 @@
83 83  (((
84 84  
85 85  
86 -(% style="color:#037691" %)**Interface for Model: LT22222-L:**
85 +**Interface for Model: LT22222-L:**
87 87  )))
88 88  
89 89  * (((
... ... @@ -108,7 +108,7 @@
108 108  (((
109 109  
110 110  
111 -(% style="color:#037691" %)**LoRa Spec:**
110 +**LoRa Spec:**
112 112  )))
113 113  
114 114  * (((
... ... @@ -169,6 +169,7 @@
169 169  Packet engine up to 256 bytes with CRC.
170 170  
171 171  
171 +
172 172  
173 173  )))
174 174  
... ... @@ -176,45 +176,33 @@
176 176  
177 177  
178 178  * LoRaWAN Class A & Class C protocol
179 -
180 180  * Optional Customized LoRa Protocol
181 -
182 -* Frequency Bands: CN470/EU433/KR920/US915/EU868/AS923/AU915/RU864/IN865/MA869
183 -
180 +* Frequency Bands: CN470/EU433/KR920/US915/EU868/AS923/AU915/RU864/IN865
184 184  * AT Commands to change parameters
185 -
186 186  * Remote configure parameters via LoRa Downlink
187 -
188 188  * Firmware upgradable via program port
189 -
190 190  * Counting
191 191  
192 192  
187 +
193 193  == 1.4  Applications ==
194 194  
195 195  
196 196  * Smart Buildings & Home Automation
197 -
198 198  * Logistics and Supply Chain Management
199 -
200 200  * Smart Metering
201 -
202 202  * Smart Agriculture
203 -
204 204  * Smart Cities
205 -
206 206  * Smart Factory
207 207  
208 208  
199 +
209 209  == 1.5 Hardware Variants ==
210 210  
211 211  
212 -(% border="1" style="background-color:#f2f2f2; width:500px" %)
213 -|(% style="background-color:#d9e2f3; color:#0070c0; width:103px" %)**Model**|(% style="background-color:#d9e2f3; color:#0070c0; width:131px" %)**Photo**|(% style="background-color:#d9e2f3; color:#0070c0; width:334px" %)**Description**
214 -|(% style="width:103px" %)**LT22222-L**|(% style="width:131px" %)(((
215 -(% style="text-align:center" %)
216 -[[image:image-20230424115112-1.png||height="106" width="58"]]
217 -)))|(% style="width:334px" %)(((
203 +(% border="1" style="background-color:#f7faff; width:500px" %)
204 +|(% style="width:103px" %)**Model**|(% style="width:131px" %)**Photo**|(% style="width:334px" %)**Description**
205 +|(% style="width:103px" %)**LT22222-L**|(% style="width:131px" %)[[image:1653296302983-697.png]]|(% style="width:334px" %)(((
218 218  * 2 x Digital Input (Bi-direction)
219 219  * 2 x Digital Output
220 220  * 2 x Relay Output (5A@250VAC / 30VDC)
... ... @@ -227,19 +227,16 @@
227 227  = 2. Power ON Device =
228 228  
229 229  
230 -(((
231 231  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.
232 -)))
233 233  
234 234  (((
235 235  PWR will on when device is properly powered.
236 -
237 -
238 238  )))
239 239  
240 240  [[image:1653297104069-180.png]]
241 241  
242 242  
227 +
243 243  = 3. Operation Mode =
244 244  
245 245  == 3.1 How it works? ==
... ... @@ -254,6 +254,7 @@
254 254  )))
255 255  
256 256  
242 +
257 257  == 3.2 Example to join LoRaWAN network ==
258 258  
259 259  
... ... @@ -280,17 +280,17 @@
280 280  Each LT is shipped with a sticker with the default device EUI as below:
281 281  )))
282 282  
283 -[[image:image-20230425173427-2.png]]
269 +[[image:1653297924498-393.png]]
284 284  
285 285  
286 286  Input these keys in the LoRaWAN Server portal. Below is TTN screen shot:
287 287  
288 -**Add APP EUI in the application.**
274 +Add APP EUI in the application.
289 289  
290 290  [[image:1653297955910-247.png||height="321" width="716"]]
291 291  
292 292  
293 -**Add APP KEY and DEV EUI**
279 +Add APP KEY and DEV EUI
294 294  
295 295  [[image:1653298023685-319.png]]
296 296  
... ... @@ -298,13 +298,12 @@
298 298  
299 299  (((
300 300  (% 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.
301 -
302 -
303 303  )))
304 304  
305 305  [[image:1653298044601-602.png||height="405" width="709"]]
306 306  
307 307  
292 +
308 308  == 3.3 Uplink Payload ==
309 309  
310 310  
... ... @@ -318,12 +318,11 @@
318 318  * (% style="color:blue" %)**ADDMOD6**(%%): Trigger Mode, Optional, used together with MOD1 ~~ MOD5
319 319  
320 320  
306 +
321 321  === 3.3.1 AT+MOD~=1, 2ACI+2AVI ===
322 322  
323 323  
324 -(((
325 325  The uplink payload includes totally 9 bytes. Uplink packets use FPORT=2 and every 10 minutes send one uplink by default.
326 -)))
327 327  
328 328  [[image:image-20220523174024-3.png]]
329 329  
... ... @@ -339,7 +339,7 @@
339 339  * DI is for digital input. DIx=1: high or float, DIx=0: low.
340 340  * DO is for reverse digital output. DOx=1: output low, DOx=0: high or float.
341 341  
342 -(% style="color:red" %)**Note: DI3 and DO3 bit are not valid for LT-22222-L**
326 +(% style="color:red" %)Note: DI3 and DO3 bit are not valid for LT-22222-L
343 343  
344 344  For example if payload is: [[image:image-20220523175847-2.png]]
345 345  
... ... @@ -375,12 +375,11 @@
375 375  ** DO1 LED is off in both case
376 376  
377 377  
362 +
378 378  === 3.3.2 AT+MOD~=2, (Double DI Counting) ===
379 379  
380 380  
381 -(((
382 382  **For LT-22222-L**: this mode the **DI1 and DI2** are used as counting pins.
383 -)))
384 384  
385 385  (((
386 386  Total : 11 bytes payload
... ... @@ -400,7 +400,7 @@
400 400  * DO is for reverse digital output. DOx=1: output low, DOx=0: high or float.
401 401  
402 402  (((
403 -(% style="color:red" %)**Note: DO3 bit is not valid for LT-22222-L.**
386 +(% style="color:red" %)Note: DO3 bit is not valid for LT-22222-L.
404 404  )))
405 405  
406 406  (((
... ... @@ -412,22 +412,16 @@
412 412  (% class="box infomessage" %)
413 413  (((
414 414  (((
415 -(((
416 416  **AT+MOD=2**
417 -)))
418 418  
419 -(((
420 420  **ATZ**
421 421  )))
422 422  )))
423 -)))
424 424  
425 425  (((
426 426  
427 427  
428 428  (% style="color:#4f81bd" %)**AT Commands for counting:**
429 -
430 -
431 431  )))
432 432  
433 433  (((
... ... @@ -448,6 +448,7 @@
448 448  )))
449 449  
450 450  
428 +
451 451  === 3.3.3 AT+MOD~=3, Single DI Counting + 2 x ACI ===
452 452  
453 453  
... ... @@ -468,7 +468,7 @@
468 468  * DO is for reverse digital output. DOx=1: output low, DOx=0: high or float.
469 469  
470 470  (((
471 -(% style="color:red" %)**Note: DO3 is not valid for LT-22222-L.**
449 +(% style="color:red" %)Note: DO3 is not valid for LT-22222-L.
472 472  )))
473 473  
474 474  
... ... @@ -479,15 +479,11 @@
479 479  (% class="box infomessage" %)
480 480  (((
481 481  (((
482 -(((
483 483  **AT+MOD=3**
484 -)))
485 485  
486 -(((
487 487  **ATZ**
488 488  )))
489 489  )))
490 -)))
491 491  
492 492  (((
493 493  Other AT Commands for counting are similar to [[MOD2 Counting Command>>||anchor="H3.3.2AT2BMOD3D22C28DoubleDICounting29"]].
... ... @@ -494,16 +494,13 @@
494 494  )))
495 495  
496 496  
471 +
497 497  === 3.3.4 AT+MOD~=4, Single DI Counting + 1 x Voltage Counting ===
498 498  
499 499  
500 -(((
501 501  **LT22222-L**: This mode the DI1 is used as a counting pin.
502 -)))
503 503  
504 -(((
505 505  The AVI1 is also used for counting. AVI1 is used to monitor the voltage. It will check the voltage **every 60s**, if voltage is higher or lower than VOLMAX mV, the AVI1 Counting increase 1, so AVI1 counting can be used to measure a machine working hour.
506 -)))
507 507  
508 508  [[image:image-20220523181903-8.png]]
509 509  
... ... @@ -519,7 +519,7 @@
519 519  * DO is for reverse digital output. DOx=1: output low, DOx=0: high or float.
520 520  
521 521  (((
522 -(% style="color:red" %)**Note: DO3 is not valid for LT-22222-L.**
493 +(% style="color:red" %)Note: DO3 is not valid for LT-22222-L.
523 523  )))
524 524  
525 525  (((
... ... @@ -531,17 +531,14 @@
531 531  (% class="box infomessage" %)
532 532  (((
533 533  (((
534 -(((
535 535  **AT+MOD=4**
536 -)))
537 537  
538 -(((
539 539  **ATZ**
540 540  )))
541 541  )))
542 -)))
543 543  
544 544  
512 +
545 545  (((
546 546  Other AT Commands for counting are similar to [[MOD2 Counting Command>>||anchor="H3.3.2AT2BMOD3D22C28DoubleDICounting29"]].
547 547  )))
... ... @@ -562,6 +562,7 @@
562 562  )))
563 563  
564 564  
533 +
565 565  === 3.3.5 AT+MOD~=5, Single DI Counting + 2 x AVI + 1 x ACI ===
566 566  
567 567  
... ... @@ -582,7 +582,7 @@
582 582  )))
583 583  
584 584  (((
585 -(% style="color:red" %)**Note: DO3 is not valid for LT-22222-L.**
554 +(% style="color:red" %)Note: DO3 is not valid for LT-22222-L.
586 586  )))
587 587  
588 588  (((
... ... @@ -594,15 +594,11 @@
594 594  (% class="box infomessage" %)
595 595  (((
596 596  (((
597 -(((
598 598  **AT+MOD=5**
599 -)))
600 600  
601 -(((
602 602  **ATZ**
603 603  )))
604 604  )))
605 -)))
606 606  
607 607  (((
608 608  Other AT Commands for counting are similar to [[MOD2 Counting Command>>||anchor="H3.3.2AT2BMOD3D22C28DoubleDICounting29"]].
... ... @@ -609,6 +609,7 @@
609 609  )))
610 610  
611 611  
577 +
612 612  === 3.3.6 AT+ADDMOD~=6. (Trigger Mode, Optional) ===
613 613  
614 614  
... ... @@ -631,7 +631,6 @@
631 631  
632 632  Format: AT+AVLIM=<AV1_LIMIT_LOW>,< AV1_LIMIT_HIGH>,<AV2_LIMIT_LOW>,< AV2_LIMIT_HIGH>
633 633  
634 -
635 635  **Example:**
636 636  
637 637  AT+AVLIM=3000,6000,0,2000   (If AVI1 voltage lower than 3v or higher than 6v. or AV2 voltage is higher than 2v, LT will trigger Uplink)
... ... @@ -644,7 +644,6 @@
644 644  
645 645  Format: AT+ACLIM=<AC1_LIMIT_LOW>,< AC1_LIMIT_HIGH>,<AC2_LIMIT_LOW>,< AC2_LIMIT_HIGH>
646 646  
647 -
648 648  **Example:**
649 649  
650 650  AT+ACLIM=10000,15000,0,0   (If ACI1 voltage lower than 10mA or higher than 15mA, trigger an uplink)
... ... @@ -711,7 +711,6 @@
711 711  10100000: Means the system has configure to use the trigger: AC1_LOW and AV2_LOW
712 712  
713 713  
714 -
715 715  (% style="color:#4f81bd" %)**TRI Status1**(%%) is a combination to show which condition is trigger. Totally 1byte as below
716 716  
717 717  [[image:image-20220524090249-3.png]]
... ... @@ -745,43 +745,42 @@
745 745  When device got this command, it will send the MOD6 payload.
746 746  
747 747  
711 +
748 748  === 3.3.7 Payload Decoder ===
749 749  
750 750  (((
751 751  
752 752  
753 -**Decoder for TTN/loraserver/ChirpStack**:  [[https:~~/~~/github.com/dragino/dragino-end-node-decoder>>https://github.com/dragino/dragino-end-node-decoder]]
717 +**Decoder for TTN/loraserver/ChirpStack**:  [[https:~~/~~/www.dropbox.com/sh/wtrzu7avdtkmn3z/AACK5NwOMkU9jnvf1uCMuqrVa?dl=0>>https://www.dropbox.com/sh/wtrzu7avdtkmn3z/AACK5NwOMkU9jnvf1uCMuqrVa?dl=0]]
754 754  )))
755 755  
756 756  
721 +
757 757  == 3.4 ​Configure LT via AT or Downlink ==
758 758  
759 759  
760 -(((
761 761  User can configure LT I/O Controller via AT Commands or LoRaWAN Downlink Commands
762 -)))
763 763  
764 764  (((
765 -(((
766 766  There are two kinds of Commands:
767 767  )))
768 -)))
769 769  
770 -* (% style="color:blue" %)**Common Commands**(%%): They should be available for each sensor, 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]]
731 +* (% style="color:#4f81bd" %)**Common Commands**(%%): They should be available for each sensor, 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]]
771 771  
772 -* (% style="color:blue" %)**Sensor Related Commands**(%%): These commands are special designed for LT-22222-L.  User can see these commands below:
733 +* (% style="color:#4f81bd" %)**Sensor Related Commands**(%%): These commands are special designed for LT-22222-L.  User can see these commands below:
773 773  
774 774  
736 +
775 775  === 3.4.1 Common Commands ===
776 776  
777 777  
778 -(((
779 779  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]]
780 -)))
781 781  
782 782  
743 +
783 783  === 3.4.2 Sensor related commands ===
784 784  
746 +
785 785  ==== 3.4.2.1 Set Transmit Interval ====
786 786  
787 787  
... ... @@ -789,7 +789,7 @@
789 789  
790 790  * (% style="color:#037691" %)**AT Command:**
791 791  
792 -(% style="color:blue" %)**AT+TDC=N **
754 +**AT+TDC=N **
793 793  
794 794  
795 795  **Example: **AT+TDC=30000. Means set interval to 30 seconds
... ... @@ -797,10 +797,11 @@
797 797  
798 798  * (% style="color:#037691" %)**Downlink Payload (prefix 0x01):**
799 799  
800 -(% style="color:blue" %)**0x01 aa bb cc  **(%%)** ~/~/ Same as AT+TDC=0x(aa bb cc)**
762 +**0x01 aa bb cc     ~/~/ Same as AT+TDC=0x(aa bb cc)**
801 801  
802 802  
803 803  
766 +
804 804  ==== 3.4.2.2 Set Work Mode (AT+MOD) ====
805 805  
806 806  
... ... @@ -808,7 +808,7 @@
808 808  
809 809  * (% style="color:#037691" %)**AT Command:**
810 810  
811 -(% style="color:blue" %)**AT+MOD=N  **
774 +**AT+MOD=N  **
812 812  
813 813  
814 814  **Example**: AT+MOD=2. Set work mode to Double DI counting mode
... ... @@ -816,10 +816,11 @@
816 816  
817 817  * (% style="color:#037691" %)**Downlink Payload (prefix 0x0A):**
818 818  
819 -(% style="color:blue" %)**0x0A aa  **(%%)** ** ~/~/ Same as AT+MOD=aa
782 +**0x0A aa    ** ~/~/ Same as AT+MOD=aa
820 820  
821 821  
822 822  
786 +
823 823  ==== 3.4.2.3 Poll an uplink ====
824 824  
825 825  
... ... @@ -830,13 +830,13 @@
830 830  
831 831  * (% style="color:#037691" %)**Downlink Payload (prefix 0x08):**
832 832  
833 -(% style="color:blue" %)**0x08 FF  **(%%)** **~/~/ Poll an uplink
797 +**0x08 FF     **~/~/ Poll an uplink
834 834  
835 -
836 836  **Example**: 0x08FF, ask device to send an Uplink
837 837  
838 838  
839 839  
803 +
840 840  ==== 3.4.2.4 Enable Trigger Mode ====
841 841  
842 842  
... ... @@ -844,19 +844,20 @@
844 844  
845 845  * (% style="color:#037691" %)**AT Command:**
846 846  
847 -(% style="color:blue" %)**AT+ADDMOD6=1 or 0**
811 +**AT+ADDMOD6=1 or 0**
848 848  
849 -(% style="color:red" %)**1:** (%%)Enable Trigger Mode
813 +1: Enable Trigger Mode
850 850  
851 -(% style="color:red" %)**0: **(%%)Disable Trigger Mode
815 +0: Disable Trigger Mode
852 852  
853 853  
854 854  * (% style="color:#037691" %)**Downlink Payload (prefix 0x0A 06):**
855 855  
856 -(% style="color:blue" %)**0x0A 06 aa    **(%%) ~/~/ Same as AT+ADDMOD6=aa
820 +**0x0A 06 aa    ** ~/~/ Same as AT+ADDMOD6=aa
857 857  
858 858  
859 859  
824 +
860 860  ==== 3.4.2.5 Poll trigger settings ====
861 861  
862 862  
... ... @@ -869,10 +869,11 @@
869 869  
870 870  * (% style="color:#037691" %)**Downlink Payload (prefix 0x AB 06):**
871 871  
872 -(% style="color:blue" %)**0xAB 06  ** (%%) ~/~/ Poll trigger settings, device will uplink trigger settings once receive this command
837 +**0xAB 06         **~/~/ Poll trigger settings, device will uplink trigger settings once receive this command
873 873  
874 874  
875 875  
841 +
876 876  ==== 3.4.2.6 Enable / Disable DI1/DI2/DI3 as trigger ====
877 877  
878 878  
... ... @@ -880,7 +880,7 @@
880 880  
881 881  * (% style="color:#037691" %)**AT Command:**
882 882  
883 -(% style="color:blue" %)**Format: AT+DTRI=<DI1_TIRGGER_FlAG>,< DI2_TIRGGER_FlAG >**
849 +**Format: AT+DTRI=<DI1_TIRGGER_FlAG>,< DI2_TIRGGER_FlAG >**
884 884  
885 885  
886 886  **Example:**
... ... @@ -889,10 +889,11 @@
889 889  
890 890  * (% style="color:#037691" %)**Downlink Payload (prefix 0xAA 02):**
891 891  
892 -(% style="color:blue" %)**0xAA 02 aa bb   ** (%%) ~/~/ Same as AT+DTRI=aa,bb
858 +**0xAA 02 aa bb        **~/~/ Same as AT+DTRI=aa,bb
893 893  
894 894  
895 895  
862 +
896 896  ==== 3.4.2.7 Trigger1 – Set DI1 or DI3 as trigger ====
897 897  
898 898  
... ... @@ -900,11 +900,11 @@
900 900  
901 901  * (% style="color:#037691" %)**AT Command:**
902 902  
903 -(% style="color:blue" %)**AT+TRIG1=a,b**
870 +**AT+TRIG1=a,b**
904 904  
905 -(% style="color:red" %)**a :** (%%)Interrupt mode. 0: falling edge; 1: rising edge, 2: falling and raising edge(for MOD=1).
872 +a : Interrupt mode. 0: falling edge; 1: rising edge, 2: falling and raising edge(for MOD=1).
906 906  
907 -(% style="color:red" %)**b :** (%%)delay timing.
874 +b : delay timing.
908 908  
909 909  
910 910  **Example:**
... ... @@ -913,11 +913,10 @@
913 913  
914 914  
915 915  * (% style="color:#037691" %)**Downlink Payload (prefix 0x09 01 ):**
883 +* **0x09 01 aa bb cc    ** ~/~/ same as AT+TRIG1=aa,0x(bb cc)
916 916  
917 -(% style="color:blue" %)**0x09 01 aa bb cc    ** (%%) ~/~/ same as AT+TRIG1=aa,0x(bb cc)
918 918  
919 919  
920 -
921 921  ==== 3.4.2.8 Trigger2 – Set DI2 as trigger ====
922 922  
923 923  
... ... @@ -925,13 +925,14 @@
925 925  
926 926  * (% style="color:#037691" %)**AT Command:**
927 927  
928 -(% style="color:blue" %)**AT+TRIG2=a,b**
894 +**AT+TRIG2=a,b**
929 929  
930 -(% style="color:red" %)**a :** (%%)Interrupt mode. 0: falling edge; 1: rising edge, 2: falling and raising edge(for MOD=1).
931 931  
932 -(% style="color:red" %)**b :** (%%)delay timing.
897 +a : Interrupt mode. 0: falling edge; 1: rising edge, 2: falling and raising edge(for MOD=1).
933 933  
899 +b : delay timing.
934 934  
901 +
935 935  **Example:**
936 936  
937 937  AT+TRIG2=0,100(set DI1 port to trigger on low level, valid signal is 100ms )
... ... @@ -939,10 +939,11 @@
939 939  
940 940  * (% style="color:#037691" %)**Downlink Payload (prefix 0x09 02 ):**
941 941  
942 -(% style="color:blue" %)**0x09 02 aa bb cc   ** (%%)~/~/ same as AT+TRIG2=aa,0x(bb cc)
909 +**0x09 02 aa bb cc           **~/~/ same as AT+TRIG1=aa,0x(bb cc)
943 943  
944 944  
945 945  
913 +
946 946  ==== 3.4.2.9 Trigger – Set AC (current) as trigger ====
947 947  
948 948  
... ... @@ -950,15 +950,16 @@
950 950  
951 951  * (% style="color:#037691" %)**AT Command**
952 952  
953 -(% style="color:blue" %)**AT+ACLIM**
921 +**AT+ACLIM**
954 954  
955 955  
956 956  * (% style="color:#037691" %)**Downlink Payload (prefix 0xAA 01 )**
957 957  
958 -(% style="color:blue" %)**0x AA 01 aa bb cc dd ee ff gg hh        ** (%%) ~/~/ same as AT+ACLIM See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
926 +**0x AA 01 aa bb cc dd ee ff gg hh        ** ~/~/ same as AT+ACLIM See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
959 959  
960 960  
961 961  
930 +
962 962  ==== 3.4.2.10 Trigger – Set AV (voltage) as trigger ====
963 963  
964 964  
... ... @@ -966,15 +966,16 @@
966 966  
967 967  * (% style="color:#037691" %)**AT Command**
968 968  
969 -(% style="color:blue" %)**AT+AVLIM    **(%%)** See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]**
938 +**AT+AVLIM  See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]**
970 970  
971 971  
972 972  * (% style="color:#037691" %)**Downlink Payload (prefix 0xAA 00 )**
973 973  
974 -(% style="color:blue" %)**0x AA 00 aa bb cc dd ee ff gg hh    ** (%%) ~/~/ same as AT+AVLIM See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
943 +**0x AA 00 aa bb cc dd ee ff gg hh    ** ~/~/ same as AT+AVLIM See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
975 975  
976 976  
977 977  
947 +
978 978  ==== 3.4.2.11 Trigger – Set minimum interval ====
979 979  
980 980  
... ... @@ -982,21 +982,22 @@
982 982  
983 983  * (% style="color:#037691" %)**AT Command**
984 984  
985 -(% style="color:blue" %)**AT+ATDC=5        ** (%%)Device won't response the second trigger within 5 minute after the first trigger.
955 +**AT+ATDC=5        ** Device won't response the second trigger within 5 minute after the first trigger.
986 986  
987 987  
988 988  * (% style="color:#037691" %)**Downlink Payload (prefix 0xAC )**
989 989  
990 -(% style="color:blue" %)**0x AC aa bb   **(%%) ~/~/ same as AT+ATDC=0x(aa bb)   . Unit (min)
960 +**0x AC aa bb   ** ~/~/ same as AT+ATDC=0x(aa bb)   . Unit (min)
991 991  
992 992  (((
993 993  
994 994  
995 -(% style="color:red" %)**Note: ATDC setting must be more than 5min**
965 +(% style="color:red" %)Note: ATDC setting must be more than 5min
996 996  )))
997 997  
998 998  
999 999  
970 +
1000 1000  ==== 3.4.2.12 DO ~-~- Control Digital Output DO1/DO2/DO3 ====
1001 1001  
1002 1002  
... ... @@ -1006,7 +1006,7 @@
1006 1006  
1007 1007  
1008 1008  * (% style="color:#037691" %)**Downlink Payload (prefix 0x02)**
1009 -* (% style="color:blue" %)**0x02 aa bb cc     ** (%%)~/~/ Set DO1/DO2/DO3 output
980 +* **0x02 aa bb cc     **~/~/ Set DO1/DO2/DO3 output
1010 1010  
1011 1011  (((
1012 1012  If payload = 0x02010001, while there is load between V+ and DOx, it means set DO1 to low, DO2 to high and DO3 to low.
... ... @@ -1019,15 +1019,16 @@
1019 1019  [[image:image-20220524092754-5.png]]
1020 1020  
1021 1021  (((
1022 -(% style="color:red" %)**Note: For LT-22222-L, there is no DO3, the last byte can use any value.**
993 +(% style="color:red" %)Note: For LT-22222-L, there is no DO3, the last byte can use any value.
1023 1023  )))
1024 1024  
1025 1025  (((
1026 -(% style="color:red" %)**Device will upload a packet if downlink code executes successfully.**
997 +(% style="color:red" %)Device will upload a packet if downlink code executes successfully.
1027 1027  )))
1028 1028  
1029 1029  
1030 1030  
1002 +
1031 1031  ==== 3.4.2.13 DO ~-~- Control Digital Output DO1/DO2/DO3 with time control ====
1032 1032  
1033 1033  
... ... @@ -1038,7 +1038,7 @@
1038 1038  
1039 1039  * (% style="color:#037691" %)**Downlink Payload (prefix 0xA9)**
1040 1040  
1041 -(% style="color:blue" %)**0xA9 aa bb cc     **(%%) ~/~/ Set DO1/DO2/DO3 output with time control
1013 +**0xA9 aa bb cc     **~/~/ Set DO1/DO2/DO3 output with time control
1042 1042  
1043 1043  
1044 1044  This is to control the digital output time of DO pin. Include four bytes:
... ... @@ -1067,21 +1067,13 @@
1067 1067  [[image:image-20220524093351-8.png]]
1068 1068  
1069 1069  
1070 -(% style="color:#4f81bd" %)**Sixth and Seventh and Eighth and Ninth Byte**:
1042 +(% style="color:#4f81bd" %)**Sixth and Seventh Byte**:
1071 1071  
1072 1072   Latching time. Unit: ms
1073 1073  
1046 +Device will upload a packet if downlink code executes successfully.
1074 1074  
1075 -(% style="color:red" %)**Note: **
1076 1076  
1077 - Since Firmware v1.6.0, the latch time support 4 bytes and 2 bytes
1078 -
1079 - Before Firmwre v1.6.0 the latch time only suport 2 bytes.
1080 -
1081 -
1082 -(% style="color:red" %)**Device will upload a packet if downlink code executes successfully.**
1083 -
1084 -
1085 1085  **Example payload:**
1086 1086  
1087 1087  **~1. A9 01 01 01 01 07 D0**
... ... @@ -1102,9 +1102,10 @@
1102 1102  
1103 1103  
1104 1104  
1105 -==== 3.4.2. 14 Relay ~-~- Control Relay Output RO1/RO2 ====
1106 1106  
1070 +==== 3.4.2.14 Relay ~-~- Control Relay Output RO1/RO2 ====
1107 1107  
1072 +
1108 1108  * (% style="color:#037691" %)**AT Command:**
1109 1109  
1110 1110  There is no AT Command to control Relay Output
... ... @@ -1112,7 +1112,7 @@
1112 1112  
1113 1113  * (% style="color:#037691" %)**Downlink Payload (prefix 0x03):**
1114 1114  
1115 -(% style="color:blue" %)**0x03 aa bb     ** (%%)~/~/ Set RO1/RO2 output
1080 +**0x03 aa bb     **~/~/ Set RO1/RO2 output
1116 1116  
1117 1117  
1118 1118  (((
... ... @@ -1124,13 +1124,14 @@
1124 1124  )))
1125 1125  
1126 1126  (((
1127 -[[image:image-20230426161322-1.png]]
1092 +[[image:image-20220524093724-9.png]]
1128 1128  )))
1129 1129  
1130 -(% style="color:red" %)**Device will upload a packet if downlink code executes successfully.**
1095 +Device will upload a packet if downlink code executes successfully.
1131 1131  
1132 1132  
1133 1133  
1099 +
1134 1134  ==== 3.4.2.15 Relay ~-~- Control Relay Output RO1/RO2 with time control ====
1135 1135  
1136 1136  
... ... @@ -1141,7 +1141,7 @@
1141 1141  
1142 1142  * (% style="color:#037691" %)**Downlink Payload (prefix 0x05):**
1143 1143  
1144 -(% style="color:blue" %)**0x05 aa bb cc dd     ** (%%)~/~/ Set RO1/RO2 relay with time control
1110 +**0x05 aa bb cc dd     **~/~/ Set RO1/RO2 relay with time control
1145 1145  
1146 1146  
1147 1147  This is to control the relay output time of relay. Include four bytes:
... ... @@ -1157,25 +1157,17 @@
1157 1157  
1158 1158  (% style="color:#4f81bd" %)**Third Byte(bb)**(%%): Control Method and Ports status:
1159 1159  
1160 -[[image:image-20221008095908-1.png||height="364" width="564"]]
1126 +[[image:image-20220714135731-1.png||height="406" width="627"]]
1161 1161  
1162 1162  
1163 -(% style="color:#4f81bd" %)**Fourth/Fifth/Sixth/Seventh Bytes(cc)**(%%): Latching time. Unit: ms
1129 +(% style="color:#4f81bd" %)**Fourth/Fifth Bytes(cc)**(%%): Latching time. Unit: ms
1164 1164  
1131 +Device will upload a packet if downlink code executes successfully.
1165 1165  
1166 -(% style="color:red" %)**Note:**
1167 1167  
1168 - Since Firmware v1.6.0, the latch time support 4 bytes and 2 bytes
1169 -
1170 - Before Firmwre v1.6.0 the latch time only suport 2 bytes.
1171 -
1172 -
1173 -(% style="color:red" %)**Device will upload a packet if downlink code executes successfully.**
1174 -
1175 -
1176 1176  **Example payload:**
1177 1177  
1178 -**~1. 05 01 11 07 D0**
1136 +**~1. 05 01 11 07 D**
1179 1179  
1180 1180  Relay1 and Relay 2 will be set to NC , last 2 seconds, then change back to original state.
1181 1181  
... ... @@ -1193,6 +1193,7 @@
1193 1193  
1194 1194  
1195 1195  
1154 +
1196 1196  ==== 3.4.2.16 Counting ~-~- Voltage threshold counting ====
1197 1197  
1198 1198  
... ... @@ -1200,33 +1200,39 @@
1200 1200  
1201 1201  * (% style="color:#037691" %)**AT Command:**
1202 1202  
1203 -(% style="color:blue" %)**AT+VOLMAX   ** (%%)~/~/ See [[MOD4>>||anchor="H3.3.4AT2BMOD3D42CSingleDICounting2B1xVoltageCounting"]]
1162 +**AT+VOLMAX   ** ~/~/ See [[MOD4>>||anchor="H3.3.4AT2BMOD3D42CSingleDICounting2B1xVoltageCounting"]]
1204 1204  
1205 1205  
1206 1206  * (% style="color:#037691" %)**Downlink Payload (prefix 0xA5):**
1207 1207  
1208 -(% style="color:blue" %)**0xA5 aa bb cc   ** (%%)~/~/ Same as AT+VOLMAX=(aa bb),cc
1167 +**0xA5 aa bb cc   **~/~/ Same as AT+VOLMAX=(aa bb),cc
1209 1209  
1210 1210  
1211 1211  
1171 +
1212 1212  ==== 3.4.2.17 Counting ~-~- Pre-configure the Count Number ====
1213 1213  
1214 1214  
1215 1215  * (% style="color:#037691" %)**AT Command:**
1216 1216  
1217 -(% style="color:blue" %)**AT+SETCNT=aa,(bb cc dd ee) **
1177 +**AT+SETCNT=aa,(bb cc dd ee) **
1218 1218  
1219 -(% style="color:red" %)**aa:**(%%) 1: Set count1; 2: Set count2; 3: Set AV1 count
1179 +aa: 1: Set count1,
1220 1220  
1221 -(% style="color:red" %)**bb cc dd ee: **(%%)number to be set
1181 +2: Set count2,
1222 1222  
1183 +3: Set AV1 count
1223 1223  
1185 +Bb cc dd ee: number to be set
1186 +
1187 +
1224 1224  * (% style="color:#037691" %)**Downlink Payload (prefix 0xA8):**
1225 1225  
1226 -(% style="color:blue" %)**0x A8 aa bb cc dd ee     ** (%%)~/~/ same as AT+SETCNT=aa,(bb cc dd ee)
1190 +**0x A8 aa bb cc dd ee     **~/~/ same as AT+SETCNT=aa,(bb cc dd ee)
1227 1227  
1228 1228  
1229 1229  
1194 +
1230 1230  ==== 3.4.2.18 Counting ~-~- Clear Counting ====
1231 1231  
1232 1232  
... ... @@ -1234,136 +1234,36 @@
1234 1234  
1235 1235  * (% style="color:#037691" %)**AT Command:**
1236 1236  
1237 -(% style="color:blue" %)**AT+CLRCOUNT **(%%) ~/~/ clear all counting
1202 +**AT+CLRCOUNT ** ~/~/ clear all counting
1238 1238  
1239 1239  
1240 1240  * (% style="color:#037691" %)**Downlink Payload (prefix 0xA6):**
1241 1241  
1242 -(% style="color:blue" %)**0x A6 01    ** (%%)~/~/ clear all counting
1207 +**0x A6 01    ** ~/~/ clear all counting
1243 1243  
1244 1244  
1245 1245  
1211 +
1246 1246  ==== 3.4.2.19 Counting ~-~- Change counting mode save time ====
1247 1247  
1248 1248  
1249 1249  * (% style="color:#037691" %)**AT Command:**
1250 1250  
1251 -(% style="color:blue" %)**AT+COUTIME=60  **(%%)~/~/ Set save time to 60 seconds. Device will save the counting result in internal flash every 60 seconds. (min value: 30)
1217 +**AT+COUTIME=60  **~/~/ Set save time to 60 seconds. Device will save the counting result in internal flash every 60 seconds. (min value: 30)
1252 1252  
1253 1253  
1254 1254  * (% style="color:#037691" %)**Downlink Payload (prefix 0xA7):**
1255 1255  
1256 -(% style="color:blue" %)**0x A7 aa bb cc     ** (%%)~/~/ same as AT+COUTIME =aa bb cc,
1222 +**0x A7 aa bb cc     **~/~/ same as AT+COUTIME =aa bb cc,
1257 1257  
1258 1258  (((
1259 1259  range: aa bb cc:0 to 16777215,  (unit:second)
1260 -)))
1261 1261  
1262 -
1263 -
1264 -==== 3.4.2.20 Reset save RO DO state ====
1265 -
1266 -
1267 -* (% style="color:#037691" %)**AT Command:**
1268 -
1269 -(% style="color:blue" %)**AT+RODORESET=1    **(%%)~/~/ RODO will close when the device joining the network. (default)
1270 -
1271 -(% style="color:blue" %)**AT+RODORESET=0    **(%%)~/~/ After the device is reset, the previously saved RODO state (only MOD2 to MOD5) is read, and its state is not changed when it is reconnected to the network.
1272 -
1273 -
1274 -* (% style="color:#037691" %)**Downlink Payload (prefix 0xAD):**
1275 -
1276 -(% style="color:blue" %)**0x AD aa      ** (%%)~/~/ same as AT+RODORET =aa
1277 -
1278 -
1279 -
1280 -==== 3.4.2.21 Encrypted payload ====
1281 -
1282 -
1283 -* (% style="color:#037691" %)**AT Command:**
1284 -
1285 -(% style="color:blue" %)**AT+DECRYPT=1  ** (%%)~/~/ The payload is uploaded without encryption
1286 -
1287 -(% style="color:blue" %)**AT+DECRYPT=0    **(%%)~/~/  Encrypt when uploading payload (default)
1288 -
1289 -
1290 -
1291 -==== 3.4.2.22 Get sensor value ====
1292 -
1293 -
1294 -* (% style="color:#037691" %)**AT Command:**
1295 -
1296 -(% style="color:blue" %)**AT+GETSENSORVALUE=0    **(%%)~/~/ The serial port gets the reading of the current sensor
1297 -
1298 -(% style="color:blue" %)**AT+GETSENSORVALUE=1    **(%%)~/~/ The serial port gets the current sensor reading and uploads it.
1299 -
1300 -
1301 -
1302 -==== 3.4.2.23 Resets the downlink packet count ====
1303 -
1304 -
1305 -* (% style="color:#037691" %)**AT Command:**
1306 -
1307 -(% style="color:blue" %)**AT+DISFCNTCHECK=0   **(%%)~/~/ When the downlink packet count sent by the server is less than the node downlink packet count or exceeds 16384, the node will no longer receive downlink packets (default)
1308 -
1309 -(% style="color:blue" %)**AT+DISFCNTCHECK=1   **(%%)~/~/ When the downlink packet count sent by the server is less than the node downlink packet count or exceeds 16384, the node resets the downlink packet count and keeps it consistent with the server downlink packet count.
1310 -
1311 -
1312 -
1313 -==== 3.4.2.24 When the limit bytes are exceeded, upload in batches ====
1314 -
1315 -
1316 -* (% style="color:#037691" %)**AT Command:**
1317 -
1318 -(% style="color:blue" %)**AT+DISMACANS=0**   (%%) ~/~/ When the MACANS of the reply server plus the payload exceeds the maximum number of bytes of 11 bytes (DR0 of US915, DR2 of AS923, DR2 of AU195), the node will send a packet with a payload of 00 and a port of 4. (default)
1319 -
1320 -(% style="color:blue" %)**AT+DISMACANS=1**  (%%) ~/~/ When the MACANS of the reply server plus the payload exceeds the maximum number of bytes of the DR, the node will ignore the MACANS and not reply, and only upload the payload part.
1321 -
1322 -
1323 -* (% style="color:#037691" %)**Downlink Payload **(%%)**:**
1324 -
1325 -(% style="color:blue" %)**0x21 00 01 ** (%%) ~/~/ Set  the DISMACANS=1
1326 -
1327 -
1328 -
1329 -==== 3.4.2.25 Copy downlink to uplink ====
1330 -
1331 -
1332 -* (% style="color:#037691" %)**AT Command**(%%)**:**
1333 -
1334 -(% style="color:blue" %)**AT+RPL=5**   (%%) ~/~/ After receiving the package from the server, it will immediately upload the content of the package to the server, the port number is 100.
1335 -
1336 -Example：**aa xx xx xx xx**         ~/~/ aa indicates whether the configuration has changed, 00 is yes, 01 is no; xx xx xx xx are the bytes sent.
1337 -
1338 -
1339 -[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LSN50%20%26%20LSN50-V2%20-%20LoRaWAN%20Sensor%20Node%20User%20Manual/WebHome/image-20220823173747-6.png?width=1124&height=165&rev=1.1||alt="image-20220823173747-6.png"]]
1340 -
1341 -For example, sending 11 22 33 44 55 66 77 will return invalid configuration 00 11 22 33 44 55 66 77.
1342 -
1343 -
1344 -
1345 -[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LSN50%20%26%20LSN50-V2%20-%20LoRaWAN%20Sensor%20Node%20User%20Manual/WebHome/image-20220823173833-7.png?width=1124&height=149&rev=1.1||alt="image-20220823173833-7.png"]]
1346 -
1347 -For example, if 01 00 02 58 is issued, a valid configuration of 01 01 00 02 58 will be returned.
1348 -
1349 -
1350 -
1351 -==== 3.4.2.26 Query version number and frequency band 、TDC ====
1352 -
1353 -
1354 -* (((
1355 -(% style="color:#037691" %)**Downlink Payload**(%%)**:**
1356 -
1357 -(% style="color:blue" %)**26 01  ** (%%) ~/~/  Downlink 26 01 can query device upload frequency, frequency band, software version number, TDC time.
1358 -
1359 1359  
1360 1360  )))
1361 1361  
1362 -**Example：**
1363 1363  
1364 -[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LSN50%20%26%20LSN50-V2%20-%20LoRaWAN%20Sensor%20Node%20User%20Manual/WebHome/image-20220823173929-8.png?width=1205&height=76&rev=1.1||alt="image-20220823173929-8.png"]]
1365 1365  
1366 -
1367 1367  == 3.5 Integrate with Mydevice ==
1368 1368  
1369 1369  
... ... @@ -1413,8 +1413,10 @@
1413 1413  [[image:image-20220524094909-5.png||height="341" width="734"]]
1414 1414  
1415 1415  
1281 +
1416 1416  == 3.6 Interface Detail ==
1417 1417  
1284 +
1418 1418  === 3.6.1 Digital Input Port: DI1/DI2 /DI3 ( For LT-33222-L, low active ) ===
1419 1419  
1420 1420  
... ... @@ -1423,6 +1423,7 @@
1423 1423  [[image:1653356991268-289.png]]
1424 1424  
1425 1425  
1293 +
1426 1426  === 3.6.2 Digital Input Port: DI1/DI2 ( For LT-22222-L) ===
1427 1427  
1428 1428  
... ... @@ -1459,10 +1459,10 @@
1459 1459  )))
1460 1460  
1461 1461  * (((
1462 -Connect sensor's output to DI1-
1330 +Connect sensor’s output to DI1-
1463 1463  )))
1464 1464  * (((
1465 -Connect sensor's VCC to DI1+.
1333 +Connect sensor’s VCC to DI1+.
1466 1466  )))
1467 1467  
1468 1468  (((
... ... @@ -1470,15 +1470,17 @@
1470 1470  )))
1471 1471  
1472 1472  (((
1473 -[[image:1653968155772-850.png||height="23" width="19"]]**= DI1**+** / 1K.**
1341 +[[image:1653968155772-850.png||height="23" width="19"]]**= DI1+ / 1K.**
1474 1474  )))
1475 1475  
1476 1476  (((
1477 -If** DI1+ **= **12v**, the [[image:1653968155772-850.png||height="23" width="19"]]= 12mA , So the LT-22222-L will be able to detect this active signal.
1345 +If DI1+ = 12v, the [[image:1653968155772-850.png||height="23" width="19"]]= 12mA , So the LT-22222-L will be able to detect this active signal.
1478 1478  )))
1479 1479  
1480 1480  (((
1481 1481  
1350 +
1351 +
1482 1482  )))
1483 1483  
1484 1484  (((
... ... @@ -1490,10 +1490,10 @@
1490 1490  )))
1491 1491  
1492 1492  * (((
1493 -Connect sensor's output to DI1+
1363 +Connect sensor’s output to DI1+
1494 1494  )))
1495 1495  * (((
1496 -Connect sensor's GND DI1-.
1366 +Connect sensor’s GND DI1-.
1497 1497  )))
1498 1498  
1499 1499  (((
... ... @@ -1510,6 +1510,8 @@
1510 1510  
1511 1511  (((
1512 1512  
1383 +
1384 +
1513 1513  )))
1514 1514  
1515 1515  (((
... ... @@ -1521,10 +1521,10 @@
1521 1521  )))
1522 1522  
1523 1523  * (((
1524 -Connect sensor's output to DI1+ with a serial 50K resistor
1396 +Connect sensor’s output to DI1+ with a serial 50K resistor
1525 1525  )))
1526 1526  * (((
1527 -Connect sensor's GND DI1-.
1399 +Connect sensor’s GND DI1-.
1528 1528  )))
1529 1529  
1530 1530  (((
... ... @@ -1540,16 +1540,16 @@
1540 1540  )))
1541 1541  
1542 1542  
1415 +
1543 1543  === 3.6.3 Digital Output Port: DO1/DO2 /DO3 ===
1544 1544  
1545 1545  
1546 -(% style="color:blue" %)**NPN output**(%%): GND or Float. Max voltage can apply to output pin is 36v.
1419 +NPN output: GND or Float. Max voltage can apply to output pin is 36v.
1547 1547  
1548 -(% style="color:red" %)**Note: DO pins go to float when device is power off.**
1549 -
1550 1550  [[image:1653357531600-905.png]]
1551 1551  
1552 1552  
1424 +
1553 1553  === 3.6.4 Analog Input Interface ===
1554 1554  
1555 1555  
... ... @@ -1565,13 +1565,13 @@
1565 1565  We take the wind speed sensor as an example for reference only.
1566 1566  
1567 1567  
1568 -(% style="color:blue" %)**Specifications of the wind speed sensor:**
1440 +**Specifications of the wind speed sensor:**
1569 1569  
1570 -(% style="color:red" %)**Red:  12~~24v**
1442 +Red:  12~~24v
1571 1571  
1572 -(% style="color:#ffc000" %)**Yellow:  4~~20mA**
1444 +Yellow:  4~~20mA
1573 1573  
1574 -**Black:  GND**
1446 +Black:  GND
1575 1575  
1576 1576  
1577 1577  **Connection diagram:**
... ... @@ -1581,21 +1581,20 @@
1581 1581  [[image:1653357648330-671.png||height="155" width="733"]]
1582 1582  
1583 1583  
1456 +
1584 1584  === 3.6.5 Relay Output ===
1585 1585  
1586 1586  
1587 1587  (((
1588 -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:
1589 -
1590 -**Note**: RO pins go to Open(NO) when device is power off.
1461 +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:
1591 1591  )))
1592 1592  
1593 1593  [[image:image-20220524100215-9.png]]
1594 1594  
1595 -
1596 1596  [[image:image-20220524100215-10.png||height="382" width="723"]]
1597 1597  
1598 1598  
1469 +
1599 1599  == 3.7 LEDs Indicators ==
1600 1600  
1601 1601  
... ... @@ -1602,19 +1602,15 @@
1602 1602  [[image:image-20220524100748-11.png]]
1603 1603  
1604 1604  
1476 +
1605 1605  = 4. Use AT Command =
1606 1606  
1479 +
1607 1607  == 4.1 Access AT Command ==
1608 1608  
1609 1609  
1610 -(((
1611 1611  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.
1612 -)))
1613 1613  
1614 -(((
1615 -
1616 -)))
1617 -
1618 1618  [[image:1653358238933-385.png]]
1619 1619  
1620 1620  
... ... @@ -1642,7 +1642,7 @@
1642 1642  )))
1643 1643  
1644 1644  (((
1645 -AT+<CMD>=?       :  Get the value
1512 +AT+<CMD>=?       : Get the value
1646 1646  )))
1647 1647  
1648 1648  (((
... ... @@ -1670,11 +1670,11 @@
1670 1670  )))
1671 1671  
1672 1672  (((
1673 -AT+APPSKEY:  Get or Set the Application Session Key
1540 +AT+APPSKEY: Get or Set the Application Session Key
1674 1674  )))
1675 1675  
1676 1676  (((
1677 -AT+APPEUI:  Get or Set the Application EUI
1544 +AT+APPEUI: Get or Set the Application EUI
1678 1678  )))
1679 1679  
1680 1680  (((
... ... @@ -1686,7 +1686,7 @@
1686 1686  )))
1687 1687  
1688 1688  (((
1689 -AT+DR:  Get or Set the Data Rate. (0-7 corresponding to DR_X)  
1556 +AT+DR: Get or Set the Data Rate. (0-7 corresponding to DR_X)  
1690 1690  )))
1691 1691  
1692 1692  (((
... ... @@ -1722,7 +1722,7 @@
1722 1722  )))
1723 1723  
1724 1724  (((
1725 -AT+NJM:  Get or Set the Network Join Mode. (0: ABP, 1: OTAA)
1592 +AT+NJM: Get or Set the Network Join Mode. (0: ABP, 1: OTAA)
1726 1726  )))
1727 1727  
1728 1728  (((
... ... @@ -1766,7 +1766,7 @@
1766 1766  )))
1767 1767  
1768 1768  (((
1769 -AT+VER:  Get current image version and Frequency Band
1636 +AT+VER: Get current image version and Frequency Band
1770 1770  )))
1771 1771  
1772 1772  (((
... ... @@ -1774,7 +1774,7 @@
1774 1774  )))
1775 1775  
1776 1776  (((
1777 -AT+CFS:  Get confirmation status of the last AT+SEND (0-1)
1644 +AT+CFS: Get confirmation status of the last AT+SEND (0-1)
1778 1778  )))
1779 1779  
1780 1780  (((
... ... @@ -1814,108 +1814,107 @@
1814 1814  )))
1815 1815  
1816 1816  
1684 +
1817 1817  == 4.2 Common AT Command Sequence ==
1818 1818  
1687 +
1819 1819  === 4.2.1 Multi-channel ABP mode (Use with SX1301/LG308) ===
1820 1820  
1821 1821  (((
1822 1822  
1823 1823  
1824 -(((
1825 -(% style="color:blue" %)**If device has not joined network yet:**
1693 +**If device has not joined network yet:**
1826 1826  )))
1827 -)))
1828 1828  
1829 1829  (((
1830 -(% style="background-color:#dcdcdc" %)**123456**
1697 +(% style="background-color:#dcdcdc" %)123456
1831 1831  )))
1832 1832  
1833 1833  (((
1834 -(% style="background-color:#dcdcdc" %)**AT+FDR**
1701 +(% style="background-color:#dcdcdc" %)AT+FDR
1835 1835  )))
1836 1836  
1837 1837  (((
1838 -(% style="background-color:#dcdcdc" %)**123456**
1705 +(% style="background-color:#dcdcdc" %)123456
1839 1839  )))
1840 1840  
1841 1841  (((
1842 -(% style="background-color:#dcdcdc" %)**AT+NJM=0**
1709 +(% style="background-color:#dcdcdc" %)AT+NJM=0
1843 1843  )))
1844 1844  
1845 1845  (((
1846 -(% style="background-color:#dcdcdc" %)**ATZ**
1713 +(% style="background-color:#dcdcdc" %)ATZ
1847 1847  )))
1848 1848  
1849 1849  
1850 1850  (((
1851 -(% style="color:blue" %)**If device already joined network:**
1718 +**If device already joined network:**
1852 1852  )))
1853 1853  
1854 1854  (((
1855 -(% style="background-color:#dcdcdc" %)**AT+NJM=0**
1722 +(% style="background-color:#dcdcdc" %)AT+NJM=0
1856 1856  )))
1857 1857  
1858 1858  (((
1859 -(% style="background-color:#dcdcdc" %)**ATZ**
1726 +(% style="background-color:#dcdcdc" %)ATZ
1860 1860  )))
1861 1861  
1862 1862  
1730 +
1863 1863  === 4.2.2 Single-channel ABP mode (Use with LG01/LG02) ===
1864 1864  
1865 1865  (((
1866 1866  
1867 1867  
1868 -(((
1869 -(% style="background-color:#dcdcdc" %)**123456**(%%)  ~/~/ Enter Password to have AT access.
1736 +(% style="background-color:#dcdcdc" %)123456(%%)  Enter Password to have AT access.
1870 1870  )))
1871 -)))
1872 1872  
1873 1873  (((
1874 -(% style="background-color:#dcdcdc" %)** AT+FDR**(%%)  ~/~/ Reset Parameters to Factory Default, Keys Reserve
1740 +(% style="background-color:#dcdcdc" %) AT+FDR(%%)   Reset Parameters to Factory Default, Keys Reserve
1875 1875  )))
1876 1876  
1877 1877  (((
1878 -(% style="background-color:#dcdcdc" %)** 123456**(%%)  ~/~/ Enter Password to have AT access.
1744 +(% style="background-color:#dcdcdc" %) 123456(%%)  Enter Password to have AT access.
1879 1879  )))
1880 1880  
1881 1881  (((
1882 -(% style="background-color:#dcdcdc" %)** AT+CLASS=C**(%%)  ~/~/ Set to work in CLASS C
1748 +(% style="background-color:#dcdcdc" %) AT+CLASS=C(%%) Set to work in CLASS C
1883 1883  )))
1884 1884  
1885 1885  (((
1886 -(% style="background-color:#dcdcdc" %)** AT+NJM=0**(%%)  ~/~/ Set to ABP mode
1752 +(% style="background-color:#dcdcdc" %) AT+NJM=0(%%)  Set to ABP mode
1887 1887  )))
1888 1888  
1889 1889  (((
1890 -(% style="background-color:#dcdcdc" %) **AT+ADR=0**(%%)  ~/~/ Set the Adaptive Data Rate Off
1756 +(% style="background-color:#dcdcdc" %) AT+ADR=0(%%)  Set the Adaptive Data Rate Off
1891 1891  )))
1892 1892  
1893 1893  (((
1894 -(% style="background-color:#dcdcdc" %)** AT+DR=5**(%%)  ~/~/ Set Data Rate
1760 +(% style="background-color:#dcdcdc" %) AT+DR=5(%%)  Set Data Rate
1895 1895  )))
1896 1896  
1897 1897  (((
1898 -(% style="background-color:#dcdcdc" %)** AT+TDC=60000**(%%)  ~/~/ Set transmit interval to 60 seconds
1764 +(% style="background-color:#dcdcdc" %) AT+TDC=60000(%%)  Set transmit interval to 60 seconds
1899 1899  )))
1900 1900  
1901 1901  (((
1902 -(% style="background-color:#dcdcdc" %)** AT+CHS=868400000**(%%)  ~/~/ Set transmit frequency to 868.4Mhz
1768 +(% style="background-color:#dcdcdc" %) AT+CHS=868400000(%%)  Set transmit frequency to 868.4Mhz
1903 1903  )))
1904 1904  
1905 1905  (((
1906 -(% style="background-color:#dcdcdc" %)** AT+RX2FQ=868400000**(%%)  ~/~/ Set RX2Frequency to 868.4Mhz (according to the result from server)
1772 +(% style="background-color:#dcdcdc" %) AT+RX2FQ=868400000(%%)  Set RX2Frequency to 868.4Mhz (according to the result from server)
1907 1907  )))
1908 1908  
1909 1909  (((
1910 -(% style="background-color:#dcdcdc" %)** AT+RX2DR=5**(%%)** ** ~/~/ Set RX2DR to match the downlink DR from server. see below
1776 +(% style="background-color:#dcdcdc" %) AT+RX2DR=5(%%)  Set RX2DR to match the downlink DR from server. see below
1911 1911  )))
1912 1912  
1913 1913  (((
1914 -(% style="background-color:#dcdcdc" %)** AT+DADDR=26 01 1A F1** (%%) ~/~/ Set Device Address to 26 01 1A F1, this ID can be found in the LoRa Server portal.
1780 +(% style="background-color:#dcdcdc" %) AT+DADDR=26 01 1A F1 (%%) Set Device Address to 26 01 1A F1, this ID can be found in the LoRa Server portal.
1915 1915  )))
1916 1916  
1917 1917  (((
1918 -(% style="background-color:#dcdcdc" %)** ATZ**         (%%) ~/~/ Reset MCU
1784 +(% style="background-color:#dcdcdc" %) ATZ         (%%) Reset MCU
1919 1919  
1920 1920  
1921 1921  )))
... ... @@ -1925,16 +1925,10 @@
1925 1925  )))
1926 1926  
1927 1927  (((
1928 -**~1. Make sure the device is set to ABP mode in the IoT Server.**
1929 -
1930 -**2. Make sure the LG01/02 gateway RX frequency is exactly the same as AT+CHS setting.**
1931 -
1932 -**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?
1933 -dir=LoRa_Gateway/&file=LoRaWAN%201.0.3%20Regional%20Parameters.xlsx]] to see what DR means.**
1934 -
1935 -**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.**
1936 -
1937 -
1794 +(% style="color:red" %)1. Make sure the device is set to ABP mode in the IoT Server.
1795 +2. Make sure the LG01/02 gateway RX frequency is exactly the same as AT+CHS setting.
1796 +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.
1797 +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
1938 1938  )))
1939 1939  
1940 1940  (((
... ... @@ -1945,30 +1945,22 @@
1945 1945  
1946 1946  )))
1947 1947  
1808 +
1948 1948  === 4.2.3 Change to Class A ===
1949 1949  
1950 1950  
1951 -(((
1952 -(% style="color:blue" %)**If sensor JOINED:**
1812 +If sensor JOINED
1813 +(% style="background-color:#dcdcdc" %)AT+CLASS=A
1814 +ATZ
1953 1953  
1954 -(% style="background-color:#dcdcdc" %)**AT+CLASS=A
1955 -ATZ**
1956 -)))
1957 1957  
1958 1958  
1959 -= 5. Case Study =
1818 += 5. FAQ =
1960 1960  
1961 -== 5.1 Counting how many objects pass in Flow Line ==
1962 1962  
1821 +== 5.1 How to upgrade the image? ==
1963 1963  
1964 -Reference Link: [[How to set up to count objects pass in flow line>>How to set up to count objects pass in flow line]]?
1965 1965  
1966 -
1967 -= 6. FAQ =
1968 -
1969 -== 6.1 How to upgrade the image? ==
1970 -
1971 -
1972 1972  The LT LoRaWAN Controller is shipped with a 3.5mm cable, the cable is used to upload image to LT to:
1973 1973  
1974 1974  * Support new features
... ... @@ -1982,14 +1982,12 @@
1982 1982  
1983 1983  (((
1984 1984  (% style="color:blue" %)**Step1**(%%)**:** Download [[flash loader>>url:https://www.st.com/content/st_com/en/products/development-tools/software-development-tools/stm32-software-development-tools/stm32-programmers/flasher-stm32.html]].
1985 -(% style="color:blue" %)**Step2**(%%)**:** Download the [[LT Image files>>url:https://www.dropbox.com/sh/g99v0fxcltn9r1y/AADKXQ2v5ZT-S3sxdmbvE7UAa/LT-22222-L/image?dl=0&subfolder_nav_tracking=1]].
1837 +(% style="color:blue" %)**Step2**(%%)**:** Download the [[LT Image files>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/image/]].
1986 1986  (% style="color:blue" %)**Step3**(%%)**:** Open flashloader; choose the correct COM port to update.
1987 1987  
1988 1988  
1989 -(((
1990 1990  (% style="color:blue" %)**For LT-22222-L**(%%):
1991 1991  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.
1992 -)))
1993 1993  
1994 1994  
1995 1995  )))
... ... @@ -1996,10 +1996,8 @@
1996 1996  
1997 1997   [[image:image-20220524103407-12.png]]
1998 1998  
1999 -
2000 2000  [[image:image-20220524103429-13.png]]
2001 2001  
2002 -
2003 2003  [[image:image-20220524104033-15.png]]
2004 2004  
2005 2005  
... ... @@ -2011,8 +2011,10 @@
2011 2011  
2012 2012  (((
2013 2013  (((
2014 -== 6.2 How to change the LoRa Frequency Bands/Region? ==
1862 +
2015 2015  
1864 +== 5.2 How to change the LoRa Frequency Bands/Region? ==
1865 +
2016 2016  
2017 2017  )))
2018 2018  )))
... ... @@ -2024,8 +2024,9 @@
2024 2024  (((
2025 2025  
2026 2026  
2027 -== 6.3 How to set up LT to work with Single Channel Gateway such as LG01/LG02? ==
2028 2028  
1878 +== 5.3 How to set up LT to work with Single Channel Gateway such as LG01/LG02? ==
1879 +
2029 2029  
2030 2030  )))
2031 2031  
... ... @@ -2045,14 +2045,10 @@
2045 2045  
2046 2046  (((
2047 2047  (% 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.
2048 -
2049 -
2050 2050  )))
2051 2051  
2052 2052  (((
2053 2053  [[image:1653360231087-571.png||height="401" width="727"]]
2054 -
2055 -
2056 2056  )))
2057 2057  
2058 2058  (((
... ... @@ -2060,23 +2060,21 @@
2060 2060  )))
2061 2061  
2062 2062  
2063 -
2064 2064  (((
2065 2065  (% style="color:blue" %)**Step2**(%%)**:  **Run AT Command to make LT work in Single frequency & ABP mode. Below is the AT commands:
2066 -
2067 -
2068 2068  )))
2069 2069  
2070 2070  (((
2071 -(% style="background-color:#dcdcdc" %)**123456** (%%) :  Enter Password to have AT access.
2072 -(% style="background-color:#dcdcdc" %)**AT+FDR**(%%)  :  Reset Parameters to Factory Default, Keys Reserve
2073 -(% style="background-color:#dcdcdc" %)**AT+NJM=0** (%%) :  Set to ABP mode
2074 -(% style="background-color:#dcdcdc" %)**AT+ADR=0** (%%) :  Set the Adaptive Data Rate Off
2075 -(% style="background-color:#dcdcdc" %)**AT+DR=5** (%%) :  Set Data Rate (Set AT+DR=3 for 915 band)
2076 -(% style="background-color:#dcdcdc" %)**AT+TDC=60000 **(%%) :  Set transmit interval to 60 seconds
2077 -(% style="background-color:#dcdcdc" %)**AT+CHS=868400000**(%%) : Set transmit frequency to 868.4Mhz
2078 -(% style="background-color:#dcdcdc" %)**AT+DADDR=26 01 1A F1**(%%)  :  Set Device Address to 26 01 1A F1
2079 -(% style="background-color:#dcdcdc" %)**ATZ**        (%%) :  Reset MCU
1915 +(% style="background-color:#dcdcdc" %)123456 (%%) Enter Password to have AT access.
1916 +(% style="background-color:#dcdcdc" %)AT+FDR(%%)  Reset Parameters to Factory Default, Keys Reserve
1917 +(% style="background-color:#dcdcdc" %)123456 (%%) Enter Password to have AT access.
1918 +(% style="background-color:#dcdcdc" %)AT+NJM=0 (%%) Set to ABP mode
1919 +(% style="background-color:#dcdcdc" %)AT+ADR=0 (%%) Set the Adaptive Data Rate Off
1920 +(% style="background-color:#dcdcdc" %)AT+DR=5 (%%) Set Data Rate (Set AT+DR=3 for 915 band)
1921 +(% style="background-color:#dcdcdc" %)AT+TDC=60000 (%%) Set transmit interval to 60 seconds
1922 +(% style="background-color:#dcdcdc" %)AT+CHS=868400000(%%)  Set transmit frequency to 868.4Mhz
1923 +(% style="background-color:#dcdcdc" %)AT+DADDR=26 01 1A F1(%%)  Set Device Address to 26 01 1A F1
1924 +(% style="background-color:#dcdcdc" %)ATZ        (%%) Reset MCU
2080 2080  )))
2081 2081  
2082 2082  
... ... @@ -2087,29 +2087,26 @@
2087 2087  [[image:1653360498588-932.png||height="485" width="726"]]
2088 2088  
2089 2089  
2090 -== 6.4 How to change the uplink interval？ ==
2091 2091  
1936 +== 5.4 Can I see counting event in Serial? ==
2092 2092  
2093 -Please see this link: [[http:~~/~~/wiki.dragino.com/xwiki/bin/view/Main/How%20to%20set%20the%20transmit%20time%20interval/>>url:http://wiki.dragino.com/xwiki/bin/view/Main/How%20to%20set%20the%20transmit%20time%20interval/]]
2094 2094  
2095 -
2096 -== 6.5 Can I see counting event in Serial? ==
2097 -
2098 -
2099 2099  (((
2100 2100  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.
2101 2101  
2102 2102  
2103 -== 6.6 Can i use point to point communication for LT-22222-L? ==
2104 2104  
1944 +== 5.5 Can i use point to point communication for LT-22222-L? ==
2105 2105  
2106 -Yes, please refer [[Point to Point Communication>>doc:Main. Point to Point Communication of LT-22222-L.WebHome]]  ，this is [[firmware>>https://github.com/dragino/LT-22222-L/releases]].
2107 2107  
1947 +Yes, please refer [[Point to Point Communication>>doc:Main. Point to Point Communication of LT-22222-L.WebHome]]
1948 +
1949 +
2108 2108  
2109 2109  )))
2110 2110  
2111 2111  (((
2112 -== 6.7 Why does the relay output become the default and open relay after the lt22222 is powered off? ==
1954 +== 5.6 Why does the relay output become the default and open relay after the lt22222 is powered off? ==
2113 2113  
2114 2114  
2115 2115  If the device is not shut down, but directly powered off.
... ... @@ -2121,27 +2121,13 @@
2121 2121  After restart, the status before power failure will be read from flash.
2122 2122  
2123 2123  
2124 -== 6.8 Can i set up LT-22222-L as a NC(Normal Close) Relay? ==
2125 2125  
2126 -
2127 -LT-22222-L built-in relay is NO (Normal Open). User can use an external relay to achieve Normal Close purpose. Diagram as below:
2128 -
2129 -
2130 -[[image:image-20221006170630-1.png||height="610" width="945"]]
2131 -
2132 -
2133 -== 6.9 Can LT22222-L save RO state? ==
2134 -
2135 -
2136 -Firmware version needs to be no less than 1.6.0.
2137 -
2138 -
2139 -= 7. Trouble Shooting =
1967 += 6. Trouble Shooting =
2140 2140  )))
2141 2141  
2142 2142  (((
2143 2143  (((
2144 -== 7.1 Downlink doesn't work, how to solve it? ==
1972 +== 6.1 Downlink doesn't work, how to solve it? ==
2145 2145  
2146 2146  
2147 2147  )))
... ... @@ -2154,8 +2154,9 @@
2154 2154  (((
2155 2155  
2156 2156  
2157 -== 7.2 Have trouble to upload image. ==
2158 2158  
1986 +== 6.2 Have trouble to upload image. ==
1987 +
2159 2159  
2160 2160  )))
2161 2161  
... ... @@ -2166,8 +2166,9 @@
2166 2166  (((
2167 2167  
2168 2168  
2169 -== 7.3 Why I can't join TTN in US915 /AU915 bands? ==
2170 2170  
1999 +== 6.3 Why I can't join TTN in US915 /AU915 bands? ==
2000 +
2171 2171  
2172 2172  )))
2173 2173  
... ... @@ -2176,9 +2176,10 @@
2176 2176  )))
2177 2177  
2178 2178  
2179 -= 8. Order Info =
2180 2180  
2010 += 7. Order Info =
2181 2181  
2012 +
2182 2182  (% style="color:#4f81bd" %)**LT-22222-L-XXX:**
2183 2183  
2184 2184  (% style="color:#4f81bd" %)**XXX:**
... ... @@ -2194,9 +2194,11 @@
2194 2194  * (% style="color:red" %)**CN779**(%%):  LT with frequency bands CN779
2195 2195  
2196 2196  
2197 -= 9. Packing Info =
2198 2198  
2199 2199  
2030 += 8. Packing Info =
2031 +
2032 +
2200 2200  **Package Includes**:
2201 2201  
2202 2202  * LT-22222-L I/O Controller x 1
... ... @@ -2212,9 +2212,11 @@
2212 2212  * Weight / pcs : 170g
2213 2213  
2214 2214  
2215 -= 10. Support =
2216 2216  
2217 2217  
2050 += 9. Support =
2051 +
2052 +
2218 2218  * (((
2219 2219  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.
2220 2220  )))
... ... @@ -2222,12 +2222,16 @@
2222 2222  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]]
2223 2223  
2224 2224  
2060 +
2061 +
2225 2225  
2226 2226  )))
2227 2227  
2228 -= 11. Reference​​​​​ =
2065 += 10. Reference​​​​​ =
2229 2229  
2230 2230  
2231 2231  * 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]]
2232 2232  * [[Datasheet, Document Base>>https://www.dropbox.com/sh/gxxmgks42tqfr3a/AACEdsj_mqzeoTOXARRlwYZ2a?dl=0]]
2233 2233  * [[Hardware Source>>url:https://github.com/dragino/Lora/tree/master/LT/LT-33222-L/v1.0]]
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