<
From version < 97.1 >
edited by Bei Jinggeng
on 2022/09/09 09:14
To version < 111.2 >
edited by Xiaoling
on 2023/01/29 11:26
>
Change comment: There is no comment for this version

Summary

Details

Page properties
Author
... ... @@ -1,1 +1,1 @@
1 -XWiki.Bei
1 +XWiki.Xiaoling
Content
... ... @@ -20,8 +20,10 @@
20 20  (((
21 21  
22 22  
23 +(((
23 23  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.
24 24  )))
26 +)))
25 25  
26 26  (((
27 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.
... ... @@ -51,17 +51,16 @@
51 51  
52 52  )))
53 53  
54 -
55 55  == 1.2  Specifications ==
56 56  
57 57  (((
58 58  
59 59  
60 -**Hardware System:**
61 +(% style="color:#037691" %)**Hardware System:**
61 61  )))
62 62  
63 63  * (((
64 -STM32L072CZT6 MCU
65 +STM32L072xxxx MCU
65 65  )))
66 66  * (((
67 67  SX1276/78 Wireless Chip 
... ... @@ -82,7 +82,7 @@
82 82  (((
83 83  
84 84  
85 -**Interface for Model: LT22222-L:**
86 +(% style="color:#037691" %)**Interface for Model: LT22222-L:**
86 86  )))
87 87  
88 88  * (((
... ... @@ -107,7 +107,7 @@
107 107  (((
108 108  
109 109  
110 -**LoRa Spec:**
111 +(% style="color:#037691" %)**LoRa Spec:**
111 111  )))
112 112  
113 113  * (((
... ... @@ -168,7 +168,6 @@
168 168  Packet engine up to 256 bytes with CRC.
169 169  
170 170  
171 -
172 172  
173 173  )))
174 174  
... ... @@ -183,6 +183,8 @@
183 183  * Firmware upgradable via program port
184 184  * Counting
185 185  
186 +
187 +
186 186  == 1.4  Applications ==
187 187  
188 188  
... ... @@ -193,6 +193,8 @@
193 193  * Smart Cities
194 194  * Smart Factory
195 195  
198 +
199 +
196 196  == 1.5 Hardware Variants ==
197 197  
198 198  
... ... @@ -207,19 +207,24 @@
207 207  * 1 x Counting Port
208 208  )))
209 209  
214 +
215 +
210 210  = 2. Power ON Device =
211 211  
212 212  
219 +(((
213 213  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.
221 +)))
214 214  
215 215  (((
216 216  PWR will on when device is properly powered.
225 +
226 +
217 217  )))
218 218  
219 219  [[image:1653297104069-180.png]]
220 220  
221 221  
222 -
223 223  = 3. Operation Mode =
224 224  
225 225  == 3.1 How it works? ==
... ... @@ -234,7 +234,6 @@
234 234  )))
235 235  
236 236  
237 -
238 238  == 3.2 Example to join LoRaWAN network ==
239 239  
240 240  
... ... @@ -266,12 +266,12 @@
266 266  
267 267  Input these keys in the LoRaWAN Server portal. Below is TTN screen shot:
268 268  
269 -Add APP EUI in the application.
277 +**Add APP EUI in the application.**
270 270  
271 271  [[image:1653297955910-247.png||height="321" width="716"]]
272 272  
273 273  
274 -Add APP KEY and DEV EUI
282 +**Add APP KEY and DEV EUI**
275 275  
276 276  [[image:1653298023685-319.png]]
277 277  
... ... @@ -279,12 +279,13 @@
279 279  
280 280  (((
281 281  (% 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.
290 +
291 +
282 282  )))
283 283  
284 284  [[image:1653298044601-602.png||height="405" width="709"]]
285 285  
286 286  
287 -
288 288  == 3.3 Uplink Payload ==
289 289  
290 290  
... ... @@ -297,10 +297,14 @@
297 297  * (% style="color:blue" %)**MOD5**(%%): Single DI Counting + 2 x AVI + 1 x ACI + DO + RO
298 298  * (% style="color:blue" %)**ADDMOD6**(%%): Trigger Mode, Optional, used together with MOD1 ~~ MOD5
299 299  
309 +
310 +
300 300  === 3.3.1 AT+MOD~=1, 2ACI+2AVI ===
301 301  
302 302  
314 +(((
303 303  The uplink payload includes totally 9 bytes. Uplink packets use FPORT=2 and every 10 minutes send one uplink by default.
316 +)))
304 304  
305 305  [[image:image-20220523174024-3.png]]
306 306  
... ... @@ -316,7 +316,7 @@
316 316  * DI is for digital input. DIx=1: high or float, DIx=0: low.
317 317  * DO is for reverse digital output. DOx=1: output low, DOx=0: high or float.
318 318  
319 -(% style="color:red" %)Note: DI3 and DO3 bit are not valid for LT-22222-L
332 +(% style="color:red" %)**Note: DI3 and DO3 bit are not valid for LT-22222-L**
320 320  
321 321  For example if payload is: [[image:image-20220523175847-2.png]]
322 322  
... ... @@ -351,10 +351,14 @@
351 351  ** DO1 is high in case there is load between DO1 and V+.
352 352  ** DO1 LED is off in both case
353 353  
367 +
368 +
354 354  === 3.3.2 AT+MOD~=2, (Double DI Counting) ===
355 355  
356 356  
372 +(((
357 357  **For LT-22222-L**: this mode the **DI1 and DI2** are used as counting pins.
374 +)))
358 358  
359 359  (((
360 360  Total : 11 bytes payload
... ... @@ -374,7 +374,7 @@
374 374  * DO is for reverse digital output. DOx=1: output low, DOx=0: high or float.
375 375  
376 376  (((
377 -(% style="color:red" %)Note: DO3 bit is not valid for LT-22222-L.
394 +(% style="color:red" %)**Note: DO3 bit is not valid for LT-22222-L.**
378 378  )))
379 379  
380 380  (((
... ... @@ -386,16 +386,22 @@
386 386  (% class="box infomessage" %)
387 387  (((
388 388  (((
406 +(((
389 389  **AT+MOD=2**
408 +)))
390 390  
410 +(((
391 391  **ATZ**
392 392  )))
393 393  )))
414 +)))
394 394  
395 395  (((
396 396  
397 397  
398 398  (% style="color:#4f81bd" %)**AT Commands for counting:**
420 +
421 +
399 399  )))
400 400  
401 401  (((
... ... @@ -416,7 +416,6 @@
416 416  )))
417 417  
418 418  
419 -
420 420  === 3.3.3 AT+MOD~=3, Single DI Counting + 2 x ACI ===
421 421  
422 422  
... ... @@ -437,7 +437,7 @@
437 437  * DO is for reverse digital output. DOx=1: output low, DOx=0: high or float.
438 438  
439 439  (((
440 -(% style="color:red" %)Note: DO3 is not valid for LT-22222-L.
462 +(% style="color:red" %)**Note: DO3 is not valid for LT-22222-L.**
441 441  )))
442 442  
443 443  
... ... @@ -448,11 +448,15 @@
448 448  (% class="box infomessage" %)
449 449  (((
450 450  (((
473 +(((
451 451  **AT+MOD=3**
475 +)))
452 452  
477 +(((
453 453  **ATZ**
454 454  )))
455 455  )))
481 +)))
456 456  
457 457  (((
458 458  Other AT Commands for counting are similar to [[MOD2 Counting Command>>||anchor="H3.3.2AT2BMOD3D22C28DoubleDICounting29"]].
... ... @@ -459,13 +459,16 @@
459 459  )))
460 460  
461 461  
462 -
463 463  === 3.3.4 AT+MOD~=4, Single DI Counting + 1 x Voltage Counting ===
464 464  
465 465  
491 +(((
466 466  **LT22222-L**: This mode the DI1 is used as a counting pin.
493 +)))
467 467  
495 +(((
468 468  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.
497 +)))
469 469  
470 470  [[image:image-20220523181903-8.png]]
471 471  
... ... @@ -481,7 +481,7 @@
481 481  * DO is for reverse digital output. DOx=1: output low, DOx=0: high or float.
482 482  
483 483  (((
484 -(% style="color:red" %)Note: DO3 is not valid for LT-22222-L.
513 +(% style="color:red" %)**Note: DO3 is not valid for LT-22222-L.**
485 485  )))
486 486  
487 487  (((
... ... @@ -493,14 +493,17 @@
493 493  (% class="box infomessage" %)
494 494  (((
495 495  (((
525 +(((
496 496  **AT+MOD=4**
527 +)))
497 497  
529 +(((
498 498  **ATZ**
499 499  )))
500 500  )))
533 +)))
501 501  
502 502  
503 -
504 504  (((
505 505  Other AT Commands for counting are similar to [[MOD2 Counting Command>>||anchor="H3.3.2AT2BMOD3D22C28DoubleDICounting29"]].
506 506  )))
... ... @@ -521,7 +521,6 @@
521 521  )))
522 522  
523 523  
524 -
525 525  === 3.3.5 AT+MOD~=5, Single DI Counting + 2 x AVI + 1 x ACI ===
526 526  
527 527  
... ... @@ -542,7 +542,7 @@
542 542  )))
543 543  
544 544  (((
545 -(% style="color:red" %)Note: DO3 is not valid for LT-22222-L.
576 +(% style="color:red" %)**Note: DO3 is not valid for LT-22222-L.**
546 546  )))
547 547  
548 548  (((
... ... @@ -554,11 +554,15 @@
554 554  (% class="box infomessage" %)
555 555  (((
556 556  (((
588 +(((
557 557  **AT+MOD=5**
590 +)))
558 558  
592 +(((
559 559  **ATZ**
560 560  )))
561 561  )))
596 +)))
562 562  
563 563  (((
564 564  Other AT Commands for counting are similar to [[MOD2 Counting Command>>||anchor="H3.3.2AT2BMOD3D22C28DoubleDICounting29"]].
... ... @@ -565,7 +565,6 @@
565 565  )))
566 566  
567 567  
568 -
569 569  === 3.3.6 AT+ADDMOD~=6. (Trigger Mode, Optional) ===
570 570  
571 571  
... ... @@ -588,6 +588,7 @@
588 588  
589 589  Format: AT+AVLIM=<AV1_LIMIT_LOW>,< AV1_LIMIT_HIGH>,<AV2_LIMIT_LOW>,< AV2_LIMIT_HIGH>
590 590  
625 +
591 591  **Example:**
592 592  
593 593  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)
... ... @@ -600,6 +600,7 @@
600 600  
601 601  Format: AT+ACLIM=<AC1_LIMIT_LOW>,< AC1_LIMIT_HIGH>,<AC2_LIMIT_LOW>,< AC2_LIMIT_HIGH>
602 602  
638 +
603 603  **Example:**
604 604  
605 605  AT+ACLIM=10000,15000,0,0   (If ACI1 voltage lower than 10mA or higher than 15mA, trigger an uplink)
... ... @@ -666,6 +666,7 @@
666 666  10100000: Means the system has configure to use the trigger: AC1_LOW and AV2_LOW
667 667  
668 668  
705 +
669 669  (% style="color:#4f81bd" %)**TRI Status1**(%%) is a combination to show which condition is trigger. Totally 1byte as below
670 670  
671 671  [[image:image-20220524090249-3.png]]
... ... @@ -699,40 +699,44 @@
699 699  When device got this command, it will send the MOD6 payload.
700 700  
701 701  
702 -
703 703  === 3.3.7 Payload Decoder ===
704 704  
705 705  (((
706 706  
707 707  
708 -**Decoder for TTN/loraserver/ChirpStack**:  [[https:~~/~~/www.dropbox.com/sh/wtrzu7avdtkmn3z/AACK5NwOMkU9jnvf1uCMuqrVa?dl=0>>https://www.dropbox.com/sh/wtrzu7avdtkmn3z/AACK5NwOMkU9jnvf1uCMuqrVa?dl=0]]
744 +**Decoder for TTN/loraserver/ChirpStack**:  [[https:~~/~~/github.com/dragino/dragino-end-node-decoder>>https://github.com/dragino/dragino-end-node-decoder]]
709 709  )))
710 710  
711 711  
712 -
713 713  == 3.4 ​Configure LT via AT or Downlink ==
714 714  
715 715  
751 +(((
716 716  User can configure LT I/O Controller via AT Commands or LoRaWAN Downlink Commands
753 +)))
717 717  
718 718  (((
756 +(((
719 719  There are two kinds of Commands:
720 720  )))
759 +)))
721 721  
722 -* (% 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]]
761 +* (% 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]]
723 723  
724 -* (% style="color:#4f81bd" %)**Sensor Related Commands**(%%): These commands are special designed for LT-22222-L.  User can see these commands below:
763 +* (% style="color:blue" %)**Sensor Related Commands**(%%): These commands are special designed for LT-22222-L.  User can see these commands below:
725 725  
765 +
766 +
726 726  === 3.4.1 Common Commands ===
727 727  
728 728  
770 +(((
729 729  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]]
772 +)))
730 730  
731 731  
732 -
733 733  === 3.4.2 Sensor related commands ===
734 734  
735 -
736 736  ==== 3.4.2.1 Set Transmit Interval ====
737 737  
738 738  
... ... @@ -740,7 +740,7 @@
740 740  
741 741  * (% style="color:#037691" %)**AT Command:**
742 742  
743 -**AT+TDC=N **
784 +(% style="color:blue" %)**AT+TDC=N **
744 744  
745 745  
746 746  **Example: **AT+TDC=30000. Means set interval to 30 seconds
... ... @@ -748,11 +748,10 @@
748 748  
749 749  * (% style="color:#037691" %)**Downlink Payload (prefix 0x01):**
750 750  
751 -**0x01 aa bb cc     ~/~/ Same as AT+TDC=0x(aa bb cc)**
792 +(% style="color:blue" %)**0x01 aa bb cc  **(%%)** ~/~/ Same as AT+TDC=0x(aa bb cc)**
752 752  
753 753  
754 754  
755 -
756 756  ==== 3.4.2.2 Set Work Mode (AT+MOD) ====
757 757  
758 758  
... ... @@ -760,7 +760,7 @@
760 760  
761 761  * (% style="color:#037691" %)**AT Command:**
762 762  
763 -**AT+MOD=N  **
803 +(% style="color:blue" %)**AT+MOD=N  **
764 764  
765 765  
766 766  **Example**: AT+MOD=2. Set work mode to Double DI counting mode
... ... @@ -768,11 +768,10 @@
768 768  
769 769  * (% style="color:#037691" %)**Downlink Payload (prefix 0x0A):**
770 770  
771 -**0x0A aa    ** ~/~/ Same as AT+MOD=aa
811 +(% style="color:blue" %)**0x0A aa  **(%%)** ** ~/~/ Same as AT+MOD=aa
772 772  
773 773  
774 774  
775 -
776 776  ==== 3.4.2.3 Poll an uplink ====
777 777  
778 778  
... ... @@ -783,13 +783,13 @@
783 783  
784 784  * (% style="color:#037691" %)**Downlink Payload (prefix 0x08):**
785 785  
786 -**0x08 FF     **~/~/ Poll an uplink
825 +(% style="color:blue" %)**0x08 FF  **(%%)** **~/~/ Poll an uplink
787 787  
827 +
788 788  **Example**: 0x08FF, ask device to send an Uplink
789 789  
790 790  
791 791  
792 -
793 793  ==== 3.4.2.4 Enable Trigger Mode ====
794 794  
795 795  
... ... @@ -797,20 +797,19 @@
797 797  
798 798  * (% style="color:#037691" %)**AT Command:**
799 799  
800 -**AT+ADDMOD6=1 or 0**
839 +(% style="color:blue" %)**AT+ADDMOD6=1 or 0**
801 801  
802 -1: Enable Trigger Mode
841 +(% style="color:red" %)**1:** (%%)Enable Trigger Mode
803 803  
804 -0: Disable Trigger Mode
843 +(% style="color:red" %)**0: **(%%)Disable Trigger Mode
805 805  
806 806  
807 807  * (% style="color:#037691" %)**Downlink Payload (prefix 0x0A 06):**
808 808  
809 -**0x0A 06 aa    ** ~/~/ Same as AT+ADDMOD6=aa
848 +(% style="color:blue" %)**0x0A 06 aa    **(%%) ~/~/ Same as AT+ADDMOD6=aa
810 810  
811 811  
812 812  
813 -
814 814  ==== 3.4.2.5 Poll trigger settings ====
815 815  
816 816  
... ... @@ -823,11 +823,10 @@
823 823  
824 824  * (% style="color:#037691" %)**Downlink Payload (prefix 0x AB 06):**
825 825  
826 -**0xAB 06         **~/~/ Poll trigger settings, device will uplink trigger settings once receive this command
864 +(% style="color:blue" %)**0xAB 06  ** (%%) ~/~/ Poll trigger settings, device will uplink trigger settings once receive this command
827 827  
828 828  
829 829  
830 -
831 831  ==== 3.4.2.6 Enable / Disable DI1/DI2/DI3 as trigger ====
832 832  
833 833  
... ... @@ -835,7 +835,7 @@
835 835  
836 836  * (% style="color:#037691" %)**AT Command:**
837 837  
838 -**Format: AT+DTRI=<DI1_TIRGGER_FlAG>,< DI2_TIRGGER_FlAG >**
875 +(% style="color:blue" %)**Format: AT+DTRI=<DI1_TIRGGER_FlAG>,< DI2_TIRGGER_FlAG >**
839 839  
840 840  
841 841  **Example:**
... ... @@ -844,11 +844,10 @@
844 844  
845 845  * (% style="color:#037691" %)**Downlink Payload (prefix 0xAA 02):**
846 846  
847 -**0xAA 02 aa bb        **~/~/ Same as AT+DTRI=aa,bb
884 +(% style="color:blue" %)**0xAA 02 aa bb   ** (%%) ~/~/ Same as AT+DTRI=aa,bb
848 848  
849 849  
850 850  
851 -
852 852  ==== 3.4.2.7 Trigger1 – Set DI1 or DI3 as trigger ====
853 853  
854 854  
... ... @@ -856,11 +856,11 @@
856 856  
857 857  * (% style="color:#037691" %)**AT Command:**
858 858  
859 -**AT+TRIG1=a,b**
895 +(% style="color:blue" %)**AT+TRIG1=a,b**
860 860  
861 -a : Interrupt mode. 0: falling edge; 1: rising edge, 2: falling and raising edge(for MOD=1).
897 +(% style="color:red" %)**a :** (%%)Interrupt mode. 0: falling edge; 1: rising edge, 2: falling and raising edge(for MOD=1).
862 862  
863 -b : delay timing.
899 +(% style="color:red" %)**b :** (%%)delay timing.
864 864  
865 865  
866 866  **Example:**
... ... @@ -869,8 +869,11 @@
869 869  
870 870  
871 871  * (% style="color:#037691" %)**Downlink Payload (prefix 0x09 01 ):**
872 -* **0x09 01 aa bb cc    ** ~/~/ same as AT+TRIG1=aa,0x(bb cc)
873 873  
909 +(% style="color:blue" %)**0x09 01 aa bb cc    ** (%%) ~/~/ same as AT+TRIG1=aa,0x(bb cc)
910 +
911 +
912 +
874 874  ==== 3.4.2.8 Trigger2 – Set DI2 as trigger ====
875 875  
876 876  
... ... @@ -878,14 +878,13 @@
878 878  
879 879  * (% style="color:#037691" %)**AT Command:**
880 880  
881 -**AT+TRIG2=a,b**
920 +(% style="color:blue" %)**AT+TRIG2=a,b**
882 882  
922 +(% style="color:red" %)**a :** (%%)Interrupt mode. 0: falling edge; 1: rising edge, 2: falling and raising edge(for MOD=1).
883 883  
884 -a : Interrupt mode. 0: falling edge; 1: rising edge, 2: falling and raising edge(for MOD=1).
924 +(% style="color:red" %)**b :** (%%)delay timing.
885 885  
886 -b : delay timing.
887 887  
888 -
889 889  **Example:**
890 890  
891 891  AT+TRIG2=0,100(set DI1 port to trigger on low level, valid signal is 100ms )
... ... @@ -893,11 +893,10 @@
893 893  
894 894  * (% style="color:#037691" %)**Downlink Payload (prefix 0x09 02 ):**
895 895  
896 -**0x09 02 aa bb cc           **~/~/ same as AT+TRIG1=aa,0x(bb cc)
934 +(% style="color:blue" %)**0x09 02 aa bb cc   ** (%%)~/~/ same as AT+TRIG2=aa,0x(bb cc)
897 897  
898 898  
899 899  
900 -
901 901  ==== 3.4.2.9 Trigger – Set AC (current) as trigger ====
902 902  
903 903  
... ... @@ -905,16 +905,15 @@
905 905  
906 906  * (% style="color:#037691" %)**AT Command**
907 907  
908 -**AT+ACLIM**
945 +(% style="color:blue" %)**AT+ACLIM**
909 909  
910 910  
911 911  * (% style="color:#037691" %)**Downlink Payload (prefix 0xAA 01 )**
912 912  
913 -**0x AA 01 aa bb cc dd ee ff gg hh        ** ~/~/ same as AT+ACLIM See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
950 +(% 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"]]
914 914  
915 915  
916 916  
917 -
918 918  ==== 3.4.2.10 Trigger – Set AV (voltage) as trigger ====
919 919  
920 920  
... ... @@ -922,16 +922,15 @@
922 922  
923 923  * (% style="color:#037691" %)**AT Command**
924 924  
925 -**AT+AVLIM  See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]**
961 +(% style="color:blue" %)**AT+AVLIM    **(%%)** See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]**
926 926  
927 927  
928 928  * (% style="color:#037691" %)**Downlink Payload (prefix 0xAA 00 )**
929 929  
930 -**0x AA 00 aa bb cc dd ee ff gg hh    ** ~/~/ same as AT+AVLIM See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
966 +(% 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"]]
931 931  
932 932  
933 933  
934 -
935 935  ==== 3.4.2.11 Trigger – Set minimum interval ====
936 936  
937 937  
... ... @@ -939,22 +939,21 @@
939 939  
940 940  * (% style="color:#037691" %)**AT Command**
941 941  
942 -**AT+ATDC=5        ** Device won't response the second trigger within 5 minute after the first trigger.
977 +(% style="color:blue" %)**AT+ATDC=5        ** (%%)Device won't response the second trigger within 5 minute after the first trigger.
943 943  
944 944  
945 945  * (% style="color:#037691" %)**Downlink Payload (prefix 0xAC )**
946 946  
947 -**0x AC aa bb   ** ~/~/ same as AT+ATDC=0x(aa bb)   . Unit (min)
982 +(% style="color:blue" %)**0x AC aa bb   **(%%) ~/~/ same as AT+ATDC=0x(aa bb)   . Unit (min)
948 948  
949 949  (((
950 950  
951 951  
952 -(% style="color:red" %)Note: ATDC setting must be more than 5min
987 +(% style="color:red" %)**Note: ATDC setting must be more than 5min**
953 953  )))
954 954  
955 955  
956 956  
957 -
958 958  ==== 3.4.2.12 DO ~-~- Control Digital Output DO1/DO2/DO3 ====
959 959  
960 960  
... ... @@ -964,7 +964,7 @@
964 964  
965 965  
966 966  * (% style="color:#037691" %)**Downlink Payload (prefix 0x02)**
967 -* **0x02 aa bb cc     **~/~/ Set DO1/DO2/DO3 output
1001 +* (% style="color:blue" %)**0x02 aa bb cc     ** (%%)~/~/ Set DO1/DO2/DO3 output
968 968  
969 969  (((
970 970  If payload = 0x02010001, while there is load between V+ and DOx, it means set DO1 to low, DO2 to high and DO3 to low.
... ... @@ -977,16 +977,15 @@
977 977  [[image:image-20220524092754-5.png]]
978 978  
979 979  (((
980 -(% style="color:red" %)Note: For LT-22222-L, there is no DO3, the last byte can use any value.
1014 +(% style="color:red" %)**Note: For LT-22222-L, there is no DO3, the last byte can use any value.**
981 981  )))
982 982  
983 983  (((
984 -(% style="color:red" %)Device will upload a packet if downlink code executes successfully.
1018 +(% style="color:red" %)**Device will upload a packet if downlink code executes successfully.**
985 985  )))
986 986  
987 987  
988 988  
989 -
990 990  ==== 3.4.2.13 DO ~-~- Control Digital Output DO1/DO2/DO3 with time control ====
991 991  
992 992  
... ... @@ -997,7 +997,7 @@
997 997  
998 998  * (% style="color:#037691" %)**Downlink Payload (prefix 0xA9)**
999 999  
1000 -**0xA9 aa bb cc     **~/~/ Set DO1/DO2/DO3 output with time control
1033 +(% style="color:blue" %)**0xA9 aa bb cc     **(%%) ~/~/ Set DO1/DO2/DO3 output with time control
1001 1001  
1002 1002  
1003 1003  This is to control the digital output time of DO pin. Include four bytes:
... ... @@ -1030,9 +1030,17 @@
1030 1030  
1031 1031   Latching time. Unit: ms
1032 1032  
1033 -(% style="color:red" %)Device will upload a packet if downlink code executes successfully.
1034 1034  
1067 +(% style="color:red" %)**Note: **
1035 1035  
1069 + Since Firmware v1.6.0, the latch time support 4 bytes and 2 bytes
1070 +
1071 + Before Firmwre v1.6.0 the latch time only suport 2 bytes.
1072 +
1073 +
1074 +(% style="color:red" %)**Device will upload a packet if downlink code executes successfully.**
1075 +
1076 +
1036 1036  **Example payload:**
1037 1037  
1038 1038  **~1. A9 01 01 01 01 07 D0**
... ... @@ -1053,10 +1053,9 @@
1053 1053  
1054 1054  
1055 1055  
1097 +==== 3.4.2. 14 Relay ~-~- Control Relay Output RO1/RO2 ====
1056 1056  
1057 -==== 3.4.2.14 Relay ~-~- Control Relay Output RO1/RO2 ====
1058 1058  
1059 -
1060 1060  * (% style="color:#037691" %)**AT Command:**
1061 1061  
1062 1062  There is no AT Command to control Relay Output
... ... @@ -1064,7 +1064,7 @@
1064 1064  
1065 1065  * (% style="color:#037691" %)**Downlink Payload (prefix 0x03):**
1066 1066  
1067 -**0x03 aa bb     **~/~/ Set RO1/RO2 output
1107 +(% style="color:blue" %)**0x03 aa bb     ** (%%)~/~/ Set RO1/RO2 output
1068 1068  
1069 1069  
1070 1070  (((
... ... @@ -1079,11 +1079,10 @@
1079 1079  [[image:image-20220524093724-9.png]]
1080 1080  )))
1081 1081  
1082 -(% style="color:red" %)Device will upload a packet if downlink code executes successfully.
1122 +(% style="color:red" %)**Device will upload a packet if downlink code executes successfully.**
1083 1083  
1084 1084  
1085 1085  
1086 -
1087 1087  ==== 3.4.2.15 Relay ~-~- Control Relay Output RO1/RO2 with time control ====
1088 1088  
1089 1089  
... ... @@ -1094,7 +1094,7 @@
1094 1094  
1095 1095  * (% style="color:#037691" %)**Downlink Payload (prefix 0x05):**
1096 1096  
1097 -**0x05 aa bb cc dd     **~/~/ Set RO1/RO2 relay with time control
1136 +(% style="color:blue" %)**0x05 aa bb cc dd     ** (%%)~/~/ Set RO1/RO2 relay with time control
1098 1098  
1099 1099  
1100 1100  This is to control the relay output time of relay. Include four bytes:
... ... @@ -1110,17 +1110,25 @@
1110 1110  
1111 1111  (% style="color:#4f81bd" %)**Third Byte(bb)**(%%): Control Method and Ports status:
1112 1112  
1113 -[[image:image-20220714135731-1.png||height="406" width="627"]]
1152 +[[image:image-20221008095908-1.png||height="364" width="564"]]
1114 1114  
1115 1115  
1116 1116  (% style="color:#4f81bd" %)**Fourth/Fifth/Sixth/Seventh Bytes(cc)**(%%): Latching time. Unit: ms
1117 1117  
1118 -(% style="color:red" %)Device will upload a packet if downlink code executes successfully.
1119 1119  
1158 +(% style="color:red" %)**Note:**
1120 1120  
1160 + Since Firmware v1.6.0, the latch time support 4 bytes and 2 bytes
1161 +
1162 + Before Firmwre v1.6.0 the latch time only suport 2 bytes.
1163 +
1164 +
1165 +(% style="color:red" %)**Device will upload a packet if downlink code executes successfully.**
1166 +
1167 +
1121 1121  **Example payload:**
1122 1122  
1123 -**~1. 05 01 11 07 D**
1170 +**~1. 05 01 11 07 D0**
1124 1124  
1125 1125  Relay1 and Relay 2 will be set to NC , last 2 seconds, then change back to original state.
1126 1126  
... ... @@ -1145,39 +1145,33 @@
1145 1145  
1146 1146  * (% style="color:#037691" %)**AT Command:**
1147 1147  
1148 -**AT+VOLMAX   ** ~/~/ See [[MOD4>>||anchor="H3.3.4AT2BMOD3D42CSingleDICounting2B1xVoltageCounting"]]
1195 +(% style="color:blue" %)**AT+VOLMAX   ** (%%)~/~/ See [[MOD4>>||anchor="H3.3.4AT2BMOD3D42CSingleDICounting2B1xVoltageCounting"]]
1149 1149  
1150 1150  
1151 1151  * (% style="color:#037691" %)**Downlink Payload (prefix 0xA5):**
1152 1152  
1153 -**0xA5 aa bb cc   **~/~/ Same as AT+VOLMAX=(aa bb),cc
1200 +(% style="color:blue" %)**0xA5 aa bb cc   ** (%%)~/~/ Same as AT+VOLMAX=(aa bb),cc
1154 1154  
1155 1155  
1156 1156  
1157 -
1158 1158  ==== 3.4.2.17 Counting ~-~- Pre-configure the Count Number ====
1159 1159  
1160 1160  
1161 1161  * (% style="color:#037691" %)**AT Command:**
1162 1162  
1163 -**AT+SETCNT=aa,(bb cc dd ee) **
1209 +(% style="color:blue" %)**AT+SETCNT=aa,(bb cc dd ee) **
1164 1164  
1165 -aa: 1: Set count1,
1211 +(% style="color:red" %)**aa:**(%%) 1: Set count1; 2: Set count2; 3: Set AV1 count
1166 1166  
1167 -2: Set count2,
1213 +(% style="color:red" %)**bb cc dd ee: **(%%)number to be set
1168 1168  
1169 -3: Set AV1 count
1170 1170  
1171 -Bb cc dd ee: number to be set
1172 -
1173 -
1174 1174  * (% style="color:#037691" %)**Downlink Payload (prefix 0xA8):**
1175 1175  
1176 -**0x A8 aa bb cc dd ee     **~/~/ same as AT+SETCNT=aa,(bb cc dd ee)
1218 +(% style="color:blue" %)**0x A8 aa bb cc dd ee     ** (%%)~/~/ same as AT+SETCNT=aa,(bb cc dd ee)
1177 1177  
1178 1178  
1179 1179  
1180 -
1181 1181  ==== 3.4.2.18 Counting ~-~- Clear Counting ====
1182 1182  
1183 1183  
... ... @@ -1185,109 +1185,114 @@
1185 1185  
1186 1186  * (% style="color:#037691" %)**AT Command:**
1187 1187  
1188 -**AT+CLRCOUNT ** ~/~/ clear all counting
1229 +(% style="color:blue" %)**AT+CLRCOUNT **(%%) ~/~/ clear all counting
1189 1189  
1190 1190  
1191 1191  * (% style="color:#037691" %)**Downlink Payload (prefix 0xA6):**
1192 1192  
1193 -**0x A6 01    ** ~/~/ clear all counting
1234 +(% style="color:blue" %)**0x A6 01    ** (%%)~/~/ clear all counting
1194 1194  
1195 1195  
1196 1196  
1197 -
1198 1198  ==== 3.4.2.19 Counting ~-~- Change counting mode save time ====
1199 1199  
1200 1200  
1201 1201  * (% style="color:#037691" %)**AT Command:**
1202 1202  
1203 -**AT+COUTIME=60  **~/~/ Set save time to 60 seconds. Device will save the counting result in internal flash every 60 seconds. (min value: 30)
1243 +(% 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)
1204 1204  
1205 1205  
1206 1206  * (% style="color:#037691" %)**Downlink Payload (prefix 0xA7):**
1207 1207  
1208 -**0x A7 aa bb cc     **~/~/ same as AT+COUTIME =aa bb cc,
1248 +(% style="color:blue" %)**0x A7 aa bb cc     ** (%%)~/~/ same as AT+COUTIME =aa bb cc,
1209 1209  
1210 1210  (((
1211 1211  range: aa bb cc:0 to 16777215,  (unit:second)
1212 -
1213 -
1214 1214  )))
1215 1215  
1216 -==== 3.4.2.20 Reset save DR DO state ====
1217 1217  
1218 1218  
1256 +==== 3.4.2.20 Reset save RO DO state ====
1257 +
1258 +
1219 1219  * (% style="color:#037691" %)**AT Command:**
1220 1220  
1221 -**AT+RODORET=1  **~/~/ RODO will close when the device joining the network. (default)
1261 +(% style="color:blue" %)**AT+RODORESET=1    **(%%)~/~/ RODO will close when the device joining the network. (default)
1222 1222  
1223 -**AT+RODORET=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.
1263 +(% 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.
1224 1224  
1225 1225  
1226 1226  * (% style="color:#037691" %)**Downlink Payload (prefix 0xAD):**
1227 1227  
1228 -**0x AD aa      **~/~/ same as AT+RODORET =aa
1268 +(% style="color:blue" %)**0x AD aa      ** (%%)~/~/ same as AT+RODORET =aa
1229 1229  
1230 -(((
1231 -
1232 1232  
1271 +
1233 1233  ==== 3.4.2.21 Encrypted payload ====
1234 1234  
1235 1235  
1236 1236  * (% style="color:#037691" %)**AT Command:**
1237 1237  
1238 -**AT+DECRYPT=1  **~/~/ The payload is uploaded without encryption
1277 +(% style="color:blue" %)**AT+DECRYPT=1  ** (%%)~/~/ The payload is uploaded without encryption
1239 1239  
1240 -**AT+DECRYPT=0  **~/~/Encrypt when uploading payload (default)
1279 +(% style="color:blue" %)**AT+DECRYPT=0    **(%%)~/~/  Encrypt when uploading payload (default)
1241 1241  
1242 1242  
1282 +
1243 1243  ==== 3.4.2.22 Get sensor value ====
1244 1244  
1245 1245  
1246 1246  * (% style="color:#037691" %)**AT Command:**
1247 1247  
1248 -**AT+GETSENSORVALUE=0  **~/~/ The serial port gets the reading of the current sensor
1288 +(% style="color:blue" %)**AT+GETSENSORVALUE=0    **(%%)~/~/ The serial port gets the reading of the current sensor
1249 1249  
1250 -**AT+GETSENSORVALUE=1  **~/~/The serial port gets the current sensor reading and uploads it.
1290 +(% style="color:blue" %)**AT+GETSENSORVALUE=1    **(%%)~/~/ The serial port gets the current sensor reading and uploads it.
1251 1251  
1252 1252  
1293 +
1253 1253  ==== 3.4.2.23 Resets the downlink packet count ====
1254 1254  
1255 1255  
1256 1256  * (% style="color:#037691" %)**AT Command:**
1257 1257  
1258 -**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)
1299 +(% 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)
1259 1259  
1260 -**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.
1301 +(% 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.
1261 1261  
1262 1262  
1304 +
1263 1263  ==== 3.4.2.24 When the limit bytes are exceeded, upload in batches ====
1264 1264  
1265 1265  
1266 1266  * (% style="color:#037691" %)**AT Command:**
1267 1267  
1268 - **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)
1310 +(% 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)
1269 1269  
1270 - **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.
1312 +(% 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.
1271 1271  
1272 1272  
1273 1273  * (% style="color:#037691" %)**Downlink Payload **(%%)**:**
1274 1274  
1275 -**0x21 00 01 ** ~/~/ Set  the DISMACANS=1
1317 +(% style="color:blue" %)**0x21 00 01 ** (%%) ~/~/ Set  the DISMACANS=1
1276 1276  
1277 1277  
1320 +
1278 1278  ==== 3.4.2.25 Copy downlink to uplink ====
1279 1279  
1280 1280  
1281 1281  * (% style="color:#037691" %)**AT Command**(%%)**:**
1282 1282  
1283 - **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.
1326 +(% 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.
1284 1284  
1285 1285  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.
1286 1286  
1330 +
1287 1287  [[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"]]
1288 1288  
1289 1289  For example, sending 11 22 33 44 55 66 77 will return invalid configuration 00 11 22 33 44 55 66 77.
1290 1290  
1335 +
1336 +
1291 1291  [[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"]]
1292 1292  
1293 1293  For example, if 01 00 02 58 is issued, a valid configuration of 01 01 00 02 58 will be returned.
... ... @@ -1300,17 +1300,16 @@
1300 1300  * (((
1301 1301  (% style="color:#037691" %)**Downlink Payload**(%%)**:**
1302 1302  
1303 -**26 01  ** ~/~/ Downlink 26 01 can query device upload frequency, frequency band, software version number, TDC time.
1349 +(% style="color:blue" %)**26 01  ** (%%) ~/~/  Downlink 26 01 can query device upload frequency, frequency band, software version number, TDC time.
1350 +
1351 +
1304 1304  )))
1305 1305  
1306 -Example:
1354 +**Example:**
1307 1307  
1308 1308  [[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"]]
1309 1309  
1310 1310  
1311 -
1312 -)))
1313 -
1314 1314  == 3.5 Integrate with Mydevice ==
1315 1315  
1316 1316  
... ... @@ -1360,10 +1360,8 @@
1360 1360  [[image:image-20220524094909-5.png||height="341" width="734"]]
1361 1361  
1362 1362  
1363 -
1364 1364  == 3.6 Interface Detail ==
1365 1365  
1366 -
1367 1367  === 3.6.1 Digital Input Port: DI1/DI2 /DI3 ( For LT-33222-L, low active ) ===
1368 1368  
1369 1369  
... ... @@ -1372,7 +1372,6 @@
1372 1372  [[image:1653356991268-289.png]]
1373 1373  
1374 1374  
1375 -
1376 1376  === 3.6.2 Digital Input Port: DI1/DI2 ( For LT-22222-L) ===
1377 1377  
1378 1378  
... ... @@ -1409,10 +1409,10 @@
1409 1409  )))
1410 1410  
1411 1411  * (((
1412 -Connect sensors output to DI1-
1454 +Connect sensor's output to DI1-
1413 1413  )))
1414 1414  * (((
1415 -Connect sensors VCC to DI1+.
1457 +Connect sensor's VCC to DI1+.
1416 1416  )))
1417 1417  
1418 1418  (((
... ... @@ -1420,17 +1420,15 @@
1420 1420  )))
1421 1421  
1422 1422  (((
1423 -[[image:1653968155772-850.png||height="23" width="19"]]**= DI1+ / 1K.**
1465 +[[image:1653968155772-850.png||height="23" width="19"]]**= DI1**+** / 1K.**
1424 1424  )))
1425 1425  
1426 1426  (((
1427 -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.
1469 +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.
1428 1428  )))
1429 1429  
1430 1430  (((
1431 1431  
1432 -
1433 -
1434 1434  )))
1435 1435  
1436 1436  (((
... ... @@ -1442,10 +1442,10 @@
1442 1442  )))
1443 1443  
1444 1444  * (((
1445 -Connect sensors output to DI1+
1485 +Connect sensor's output to DI1+
1446 1446  )))
1447 1447  * (((
1448 -Connect sensors GND DI1-.
1488 +Connect sensor's GND DI1-.
1449 1449  )))
1450 1450  
1451 1451  (((
... ... @@ -1462,8 +1462,6 @@
1462 1462  
1463 1463  (((
1464 1464  
1465 -
1466 -
1467 1467  )))
1468 1468  
1469 1469  (((
... ... @@ -1475,10 +1475,10 @@
1475 1475  )))
1476 1476  
1477 1477  * (((
1478 -Connect sensors output to DI1+ with a serial 50K resistor
1516 +Connect sensor's output to DI1+ with a serial 50K resistor
1479 1479  )))
1480 1480  * (((
1481 -Connect sensors GND DI1-.
1519 +Connect sensor's GND DI1-.
1482 1482  )))
1483 1483  
1484 1484  (((
... ... @@ -1494,16 +1494,16 @@
1494 1494  )))
1495 1495  
1496 1496  
1497 -
1498 1498  === 3.6.3 Digital Output Port: DO1/DO2 /DO3 ===
1499 1499  
1500 1500  
1501 -NPN output: GND or Float. Max voltage can apply to output pin is 36v.
1538 +**NPN output**: GND or Float. Max voltage can apply to output pin is 36v.
1502 1502  
1540 +Note: DO pins go to float when device is power off.
1541 +
1503 1503  [[image:1653357531600-905.png]]
1504 1504  
1505 1505  
1506 -
1507 1507  === 3.6.4 Analog Input Interface ===
1508 1508  
1509 1509  
... ... @@ -1519,13 +1519,13 @@
1519 1519  We take the wind speed sensor as an example for reference only.
1520 1520  
1521 1521  
1522 -**Specifications of the wind speed sensor:**
1560 +(% style="color:blue" %)**Specifications of the wind speed sensor:**
1523 1523  
1524 -Red:  12~~24v
1562 +**Red:  12~~24v**
1525 1525  
1526 -Yellow:  4~~20mA
1564 +**Yellow:  4~~20mA**
1527 1527  
1528 -Black:  GND
1566 +**Black:  GND**
1529 1529  
1530 1530  
1531 1531  **Connection diagram:**
... ... @@ -1535,20 +1535,21 @@
1535 1535  [[image:1653357648330-671.png||height="155" width="733"]]
1536 1536  
1537 1537  
1538 -
1539 1539  === 3.6.5 Relay Output ===
1540 1540  
1541 1541  
1542 1542  (((
1543 -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:
1580 +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:
1581 +
1582 +**Note**: RO pins go to Open(NO) when device is power off.
1544 1544  )))
1545 1545  
1546 1546  [[image:image-20220524100215-9.png]]
1547 1547  
1587 +
1548 1548  [[image:image-20220524100215-10.png||height="382" width="723"]]
1549 1549  
1550 1550  
1551 -
1552 1552  == 3.7 LEDs Indicators ==
1553 1553  
1554 1554  
... ... @@ -1555,15 +1555,19 @@
1555 1555  [[image:image-20220524100748-11.png]]
1556 1556  
1557 1557  
1558 -
1559 1559  = 4. Use AT Command =
1560 1560  
1561 -
1562 1562  == 4.1 Access AT Command ==
1563 1563  
1564 1564  
1602 +(((
1565 1565  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.
1604 +)))
1566 1566  
1606 +(((
1607 +
1608 +)))
1609 +
1567 1567  [[image:1653358238933-385.png]]
1568 1568  
1569 1569  
... ... @@ -1591,7 +1591,7 @@
1591 1591  )))
1592 1592  
1593 1593  (((
1594 -AT+<CMD>=?       : Get the value
1637 +AT+<CMD>=?       :  Get the value
1595 1595  )))
1596 1596  
1597 1597  (((
... ... @@ -1619,11 +1619,11 @@
1619 1619  )))
1620 1620  
1621 1621  (((
1622 -AT+APPSKEY: Get or Set the Application Session Key
1665 +AT+APPSKEY:  Get or Set the Application Session Key
1623 1623  )))
1624 1624  
1625 1625  (((
1626 -AT+APPEUI: Get or Set the Application EUI
1669 +AT+APPEUI:  Get or Set the Application EUI
1627 1627  )))
1628 1628  
1629 1629  (((
... ... @@ -1635,7 +1635,7 @@
1635 1635  )))
1636 1636  
1637 1637  (((
1638 -AT+DR: Get or Set the Data Rate. (0-7 corresponding to DR_X)  
1681 +AT+DR:  Get or Set the Data Rate. (0-7 corresponding to DR_X)  
1639 1639  )))
1640 1640  
1641 1641  (((
... ... @@ -1671,7 +1671,7 @@
1671 1671  )))
1672 1672  
1673 1673  (((
1674 -AT+NJM: Get or Set the Network Join Mode. (0: ABP, 1: OTAA)
1717 +AT+NJM:  Get or Set the Network Join Mode. (0: ABP, 1: OTAA)
1675 1675  )))
1676 1676  
1677 1677  (((
... ... @@ -1715,7 +1715,7 @@
1715 1715  )))
1716 1716  
1717 1717  (((
1718 -AT+VER: Get current image version and Frequency Band
1761 +AT+VER:  Get current image version and Frequency Band
1719 1719  )))
1720 1720  
1721 1721  (((
... ... @@ -1723,7 +1723,7 @@
1723 1723  )))
1724 1724  
1725 1725  (((
1726 -AT+CFS: Get confirmation status of the last AT+SEND (0-1)
1769 +AT+CFS:  Get confirmation status of the last AT+SEND (0-1)
1727 1727  )))
1728 1728  
1729 1729  (((
... ... @@ -1763,107 +1763,108 @@
1763 1763  )))
1764 1764  
1765 1765  
1766 -
1767 1767  == 4.2 Common AT Command Sequence ==
1768 1768  
1769 -
1770 1770  === 4.2.1 Multi-channel ABP mode (Use with SX1301/LG308) ===
1771 1771  
1772 1772  (((
1773 1773  
1774 1774  
1775 -**If device has not joined network yet:**
1816 +(((
1817 +(% style="color:blue" %)**If device has not joined network yet:**
1776 1776  )))
1819 +)))
1777 1777  
1778 1778  (((
1779 -(% style="background-color:#dcdcdc" %)123456
1822 +(% style="background-color:#dcdcdc" %)**123456**
1780 1780  )))
1781 1781  
1782 1782  (((
1783 -(% style="background-color:#dcdcdc" %)AT+FDR
1826 +(% style="background-color:#dcdcdc" %)**AT+FDR**
1784 1784  )))
1785 1785  
1786 1786  (((
1787 -(% style="background-color:#dcdcdc" %)123456
1830 +(% style="background-color:#dcdcdc" %)**123456**
1788 1788  )))
1789 1789  
1790 1790  (((
1791 -(% style="background-color:#dcdcdc" %)AT+NJM=0
1834 +(% style="background-color:#dcdcdc" %)**AT+NJM=0**
1792 1792  )))
1793 1793  
1794 1794  (((
1795 -(% style="background-color:#dcdcdc" %)ATZ
1838 +(% style="background-color:#dcdcdc" %)**ATZ**
1796 1796  )))
1797 1797  
1798 1798  
1799 1799  (((
1800 -**If device already joined network:**
1843 +(% style="color:blue" %)**If device already joined network:**
1801 1801  )))
1802 1802  
1803 1803  (((
1804 -(% style="background-color:#dcdcdc" %)AT+NJM=0
1847 +(% style="background-color:#dcdcdc" %)**AT+NJM=0**
1805 1805  )))
1806 1806  
1807 1807  (((
1808 -(% style="background-color:#dcdcdc" %)ATZ
1851 +(% style="background-color:#dcdcdc" %)**ATZ**
1809 1809  )))
1810 1810  
1811 1811  
1812 -
1813 1813  === 4.2.2 Single-channel ABP mode (Use with LG01/LG02) ===
1814 1814  
1815 1815  (((
1816 1816  
1817 1817  
1818 -(% style="background-color:#dcdcdc" %)123456(%%)  Enter Password to have AT access.
1860 +(((
1861 +(% style="background-color:#dcdcdc" %)**123456**(%%)  ~/~/ Enter Password to have AT access.
1819 1819  )))
1863 +)))
1820 1820  
1821 1821  (((
1822 -(% style="background-color:#dcdcdc" %) AT+FDR(%%)   Reset Parameters to Factory Default, Keys Reserve
1866 +(% style="background-color:#dcdcdc" %)** AT+FDR**(%%)  ~/~/ Reset Parameters to Factory Default, Keys Reserve
1823 1823  )))
1824 1824  
1825 1825  (((
1826 -(% style="background-color:#dcdcdc" %) 123456(%%)  Enter Password to have AT access.
1870 +(% style="background-color:#dcdcdc" %)** 123456**(%%)  ~/~/ Enter Password to have AT access.
1827 1827  )))
1828 1828  
1829 1829  (((
1830 -(% style="background-color:#dcdcdc" %) AT+CLASS=C(%%) Set to work in CLASS C
1874 +(% style="background-color:#dcdcdc" %)** AT+CLASS=C**(%%)  ~/~/ Set to work in CLASS C
1831 1831  )))
1832 1832  
1833 1833  (((
1834 -(% style="background-color:#dcdcdc" %) AT+NJM=0(%%)  Set to ABP mode
1878 +(% style="background-color:#dcdcdc" %)** AT+NJM=0**(%%)  ~/~/ Set to ABP mode
1835 1835  )))
1836 1836  
1837 1837  (((
1838 -(% style="background-color:#dcdcdc" %) AT+ADR=0(%%)  Set the Adaptive Data Rate Off
1882 +(% style="background-color:#dcdcdc" %) **AT+ADR=0**(%%)  ~/~/ Set the Adaptive Data Rate Off
1839 1839  )))
1840 1840  
1841 1841  (((
1842 -(% style="background-color:#dcdcdc" %) AT+DR=5(%%)  Set Data Rate
1886 +(% style="background-color:#dcdcdc" %)** AT+DR=5**(%%)  ~/~/ Set Data Rate
1843 1843  )))
1844 1844  
1845 1845  (((
1846 -(% style="background-color:#dcdcdc" %) AT+TDC=60000(%%)  Set transmit interval to 60 seconds
1890 +(% style="background-color:#dcdcdc" %)** AT+TDC=60000**(%%)  ~/~/ Set transmit interval to 60 seconds
1847 1847  )))
1848 1848  
1849 1849  (((
1850 -(% style="background-color:#dcdcdc" %) AT+CHS=868400000(%%)  Set transmit frequency to 868.4Mhz
1894 +(% style="background-color:#dcdcdc" %)** AT+CHS=868400000**(%%)  ~/~/ Set transmit frequency to 868.4Mhz
1851 1851  )))
1852 1852  
1853 1853  (((
1854 -(% style="background-color:#dcdcdc" %) AT+RX2FQ=868400000(%%)  Set RX2Frequency to 868.4Mhz (according to the result from server)
1898 +(% style="background-color:#dcdcdc" %)** AT+RX2FQ=868400000**(%%)  ~/~/ Set RX2Frequency to 868.4Mhz (according to the result from server)
1855 1855  )))
1856 1856  
1857 1857  (((
1858 -(% style="background-color:#dcdcdc" %) AT+RX2DR=5(%%)  Set RX2DR to match the downlink DR from server. see below
1902 +(% style="background-color:#dcdcdc" %)** AT+RX2DR=5**(%%)** ** ~/~/ Set RX2DR to match the downlink DR from server. see below
1859 1859  )))
1860 1860  
1861 1861  (((
1862 -(% 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.
1906 +(% 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.
1863 1863  )))
1864 1864  
1865 1865  (((
1866 -(% style="background-color:#dcdcdc" %) ATZ         (%%) Reset MCU
1910 +(% style="background-color:#dcdcdc" %)** ATZ**         (%%) ~/~/ Reset MCU
1867 1867  
1868 1868  
1869 1869  )))
... ... @@ -1873,11 +1873,15 @@
1873 1873  )))
1874 1874  
1875 1875  (((
1876 -(% style="color:red" %)1. Make sure the device is set to ABP mode in the IoT Server.
1877 -2. Make sure the LG01/02 gateway RX frequency is exactly the same as AT+CHS setting.
1878 -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.
1879 -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
1920 +**~1. Make sure the device is set to ABP mode in the IoT Server.**
1880 1880  
1922 +**2. Make sure the LG01/02 gateway RX frequency is exactly the same as AT+CHS setting.**
1923 +
1924 +**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?
1925 +dir=LoRa_Gateway/&file=LoRaWAN%201.0.3%20Regional%20Parameters.xlsx]] to see what DR means.**
1926 +
1927 +**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**
1928 +
1881 1881  
1882 1882  )))
1883 1883  
... ... @@ -1889,19 +1889,19 @@
1889 1889  
1890 1890  )))
1891 1891  
1892 -
1893 1893  === 4.2.3 Change to Class A ===
1894 1894  
1895 1895  
1896 -If sensor JOINED
1897 -(% style="background-color:#dcdcdc" %)AT+CLASS=A
1898 -ATZ
1943 +(((
1944 +(% style="color:blue" %)**If sensor JOINED:**
1899 1899  
1946 +(% style="background-color:#dcdcdc" %)**AT+CLASS=A
1947 +ATZ**
1948 +)))
1900 1900  
1901 1901  
1902 1902  = 5. FAQ =
1903 1903  
1904 -
1905 1905  == 5.1 How to upgrade the image? ==
1906 1906  
1907 1907  
... ... @@ -1922,8 +1922,10 @@
1922 1922  (% style="color:blue" %)**Step3**(%%)**:** Open flashloader; choose the correct COM port to update.
1923 1923  
1924 1924  
1973 +(((
1925 1925  (% style="color:blue" %)**For LT-22222-L**(%%):
1926 1926  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.
1976 +)))
1927 1927  
1928 1928  
1929 1929  )))
... ... @@ -1943,8 +1943,6 @@
1943 1943  
1944 1944  (((
1945 1945  (((
1946 -
1947 -
1948 1948  == 5.2 How to change the LoRa Frequency Bands/Region? ==
1949 1949  
1950 1950  
... ... @@ -1958,7 +1958,6 @@
1958 1958  (((
1959 1959  
1960 1960  
1961 -
1962 1962  == 5.3 How to set up LT to work with Single Channel Gateway such as LG01/LG02? ==
1963 1963  
1964 1964  
... ... @@ -1980,10 +1980,14 @@
1980 1980  
1981 1981  (((
1982 1982  (% 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.
2030 +
2031 +
1983 1983  )))
1984 1984  
1985 1985  (((
1986 1986  [[image:1653360231087-571.png||height="401" width="727"]]
2036 +
2037 +
1987 1987  )))
1988 1988  
1989 1989  (((
... ... @@ -1991,21 +1991,23 @@
1991 1991  )))
1992 1992  
1993 1993  
2045 +
1994 1994  (((
1995 1995  (% style="color:blue" %)**Step2**(%%)**:  **Run AT Command to make LT work in Single frequency & ABP mode. Below is the AT commands:
2048 +
2049 +
1996 1996  )))
1997 1997  
1998 1998  (((
1999 -(% style="background-color:#dcdcdc" %)123456 (%%) Enter Password to have AT access.
2000 -(% style="background-color:#dcdcdc" %)AT+FDR(%%)  Reset Parameters to Factory Default, Keys Reserve
2001 -(% style="background-color:#dcdcdc" %)123456 (%%) Enter Password to have AT access.
2002 -(% style="background-color:#dcdcdc" %)AT+NJM=0 (%%) Set to ABP mode
2003 -(% style="background-color:#dcdcdc" %)AT+ADR=0 (%%) Set the Adaptive Data Rate Off
2004 -(% style="background-color:#dcdcdc" %)AT+DR=5 (%%) Set Data Rate (Set AT+DR=3 for 915 band)
2005 -(% style="background-color:#dcdcdc" %)AT+TDC=60000 (%%) Set transmit interval to 60 seconds
2006 -(% style="background-color:#dcdcdc" %)AT+CHS=868400000(%%)  Set transmit frequency to 868.4Mhz
2007 -(% style="background-color:#dcdcdc" %)AT+DADDR=26 01 1A F1(%%)  Set Device Address to 26 01 1A F1
2008 -(% style="background-color:#dcdcdc" %)ATZ        (%%) Reset MCU
2053 +(% style="background-color:#dcdcdc" %)**123456** (%%) :  Enter Password to have AT access.
2054 +(% style="background-color:#dcdcdc" %)**AT+FDR**(%%)  :  Reset Parameters to Factory Default, Keys Reserve
2055 +(% style="background-color:#dcdcdc" %)**AT+NJM=0** (%%) :  Set to ABP mode
2056 +(% style="background-color:#dcdcdc" %)**AT+ADR=0** (%%) :  Set the Adaptive Data Rate Off
2057 +(% style="background-color:#dcdcdc" %)**AT+DR=5** (%%) :  Set Data Rate (Set AT+DR=3 for 915 band)
2058 +(% style="background-color:#dcdcdc" %)**AT+TDC=60000 **(%%) :  Set transmit interval to 60 seconds
2059 +(% style="background-color:#dcdcdc" %)**AT+CHS=868400000**(%%) : Set transmit frequency to 868.4Mhz
2060 +(% style="background-color:#dcdcdc" %)**AT+DADDR=26 01 1A F1**(%%)  :  Set Device Address to 26 01 1A F1
2061 +(% style="background-color:#dcdcdc" %)**ATZ**        (%%) :  Reset MCU
2009 2009  )))
2010 2010  
2011 2011  
... ... @@ -2016,7 +2016,6 @@
2016 2016  [[image:1653360498588-932.png||height="485" width="726"]]
2017 2017  
2018 2018  
2019 -
2020 2020  == 5.4 Can I see counting event in Serial? ==
2021 2021  
2022 2022  
... ... @@ -2024,13 +2024,11 @@
2024 2024  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.
2025 2025  
2026 2026  
2027 -
2028 2028  == 5.5 Can i use point to point communication for LT-22222-L? ==
2029 2029  
2030 2030  
2031 -Yes, please refer [[Point to Point Communication>>doc:Main. Point to Point Communication of LT-22222-L.WebHome]]
2082 +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]].
2032 2032  
2033 -
2034 2034  
2035 2035  )))
2036 2036  
... ... @@ -2047,7 +2047,21 @@
2047 2047  After restart, the status before power failure will be read from flash.
2048 2048  
2049 2049  
2100 +== 5.7 Can i set up LT-22222-L as a NC(Normal Close) Relay? ==
2050 2050  
2102 +
2103 +LT-22222-L built-in relay is NO (Normal Open). User can use an external relay to achieve Normal Close purpose. Diagram as below:
2104 +
2105 +
2106 +[[image:image-20221006170630-1.png||height="610" width="945"]]
2107 +
2108 +
2109 +== 5.8 Can LT22222-L save RO state? ==
2110 +
2111 +
2112 +Firmware version needs to be no less than 1.6.0.
2113 +
2114 +
2051 2051  = 6. Trouble Shooting =
2052 2052  )))
2053 2053  
... ... @@ -2066,7 +2066,6 @@
2066 2066  (((
2067 2067  
2068 2068  
2069 -
2070 2070  == 6.2 Have trouble to upload image. ==
2071 2071  
2072 2072  
... ... @@ -2079,7 +2079,6 @@
2079 2079  (((
2080 2080  
2081 2081  
2082 -
2083 2083  == 6.3 Why I can't join TTN in US915 /AU915 bands? ==
2084 2084  
2085 2085  
... ... @@ -2090,7 +2090,6 @@
2090 2090  )))
2091 2091  
2092 2092  
2093 -
2094 2094  = 7. Order Info =
2095 2095  
2096 2096  
... ... @@ -2108,6 +2108,8 @@
2108 2108  * (% style="color:red" %)**IN865**(%%):  LT with frequency bands IN865
2109 2109  * (% style="color:red" %)**CN779**(%%):  LT with frequency bands CN779
2110 2110  
2172 +
2173 +
2111 2111  = 8. Packing Info =
2112 2112  
2113 2113  
... ... @@ -2125,6 +2125,8 @@
2125 2125  * Package Size / pcs : 14.5 x 8 x 5 cm
2126 2126  * Weight / pcs : 170g
2127 2127  
2191 +
2192 +
2128 2128  = 9. Support =
2129 2129  
2130 2130  
... ... @@ -2135,7 +2135,6 @@
2135 2135  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]]
2136 2136  
2137 2137  
2138 -
2139 2139  
2140 2140  )))
2141 2141  
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