Last modified by Saxer Lin on 2025/04/15 17:24
<
From version < 107.1 >
edited by Bei Jinggeng
on 2022/11/18 10:08
To version < 90.8 >
edited by Xiaoling
on 2022/08/18 13:42
>
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
... ... @@ -15,16 +15,13 @@
15 15  
16 16  = 1.Introduction =
17 17  
18 -
19 19  == 1.1 What is LT Series I/O Controller ==
20 20  
21 21  (((
22 22  
23 23  
24 -(((
25 25  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.
26 26  )))
27 -)))
28 28  
29 29  (((
30 30  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.
... ... @@ -60,11 +60,11 @@
60 60  (((
61 61  
62 62  
63 -(% style="color:#037691" %)**Hardware System:**
60 +**Hardware System:**
64 64  )))
65 65  
66 66  * (((
67 -STM32L072xxxx MCU
64 +STM32L072CZT6 MCU
68 68  )))
69 69  * (((
70 70  SX1276/78 Wireless Chip 
... ... @@ -85,7 +85,7 @@
85 85  (((
86 86  
87 87  
88 -(% style="color:#037691" %)**Interface for Model: LT22222-L:**
85 +**Interface for Model: LT22222-L:**
89 89  )))
90 90  
91 91  * (((
... ... @@ -110,7 +110,7 @@
110 110  (((
111 111  
112 112  
113 -(% style="color:#037691" %)**LoRa Spec:**
110 +**LoRa Spec:**
114 114  )))
115 115  
116 116  * (((
... ... @@ -180,12 +180,13 @@
180 180  
181 181  * LoRaWAN Class A & Class C protocol
182 182  * Optional Customized LoRa Protocol
183 -* Frequency Bands: CN470/EU433/KR920/US915/EU868/AS923/AU915/RU864/IN865/MA869
180 +* Frequency Bands: CN470/EU433/KR920/US915/EU868/AS923/AU915/RU864/IN865
184 184  * AT Commands to change parameters
185 185  * Remote configure parameters via LoRa Downlink
186 186  * Firmware upgradable via program port
187 187  * Counting
188 188  
186 +
189 189  == 1.4  Applications ==
190 190  
191 191  
... ... @@ -196,6 +196,7 @@
196 196  * Smart Cities
197 197  * Smart Factory
198 198  
197 +
199 199  == 1.5 Hardware Variants ==
200 200  
201 201  
... ... @@ -213,14 +213,10 @@
213 213  = 2. Power ON Device =
214 214  
215 215  
216 -(((
217 217  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.
218 -)))
219 219  
220 220  (((
221 221  PWR will on when device is properly powered.
222 -
223 -
224 224  )))
225 225  
226 226  [[image:1653297104069-180.png]]
... ... @@ -229,7 +229,6 @@
229 229  
230 230  = 3. Operation Mode =
231 231  
232 -
233 233  == 3.1 How it works? ==
234 234  
235 235  
... ... @@ -274,12 +274,12 @@
274 274  
275 275  Input these keys in the LoRaWAN Server portal. Below is TTN screen shot:
276 276  
277 -**Add APP EUI in the application.**
271 +Add APP EUI in the application.
278 278  
279 279  [[image:1653297955910-247.png||height="321" width="716"]]
280 280  
281 281  
282 -**Add APP KEY and DEV EUI**
276 +Add APP KEY and DEV EUI
283 283  
284 284  [[image:1653298023685-319.png]]
285 285  
... ... @@ -287,8 +287,6 @@
287 287  
288 288  (((
289 289  (% 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 -
292 292  )))
293 293  
294 294  [[image:1653298044601-602.png||height="405" width="709"]]
... ... @@ -307,12 +307,11 @@
307 307  * (% style="color:blue" %)**MOD5**(%%): Single DI Counting + 2 x AVI + 1 x ACI + DO + RO
308 308  * (% style="color:blue" %)**ADDMOD6**(%%): Trigger Mode, Optional, used together with MOD1 ~~ MOD5
309 309  
302 +
310 310  === 3.3.1 AT+MOD~=1, 2ACI+2AVI ===
311 311  
312 312  
313 -(((
314 314  The uplink payload includes totally 9 bytes. Uplink packets use FPORT=2 and every 10 minutes send one uplink by default.
315 -)))
316 316  
317 317  [[image:image-20220523174024-3.png]]
318 318  
... ... @@ -328,7 +328,7 @@
328 328  * DI is for digital input. DIx=1: high or float, DIx=0: low.
329 329  * DO is for reverse digital output. DOx=1: output low, DOx=0: high or float.
330 330  
331 -(% style="color:red" %)**Note: DI3 and DO3 bit are not valid for LT-22222-L**
322 +(% style="color:red" %)Note: DI3 and DO3 bit are not valid for LT-22222-L
332 332  
333 333  For example if payload is: [[image:image-20220523175847-2.png]]
334 334  
... ... @@ -363,12 +363,11 @@
363 363  ** DO1 is high in case there is load between DO1 and V+.
364 364  ** DO1 LED is off in both case
365 365  
357 +
366 366  === 3.3.2 AT+MOD~=2, (Double DI Counting) ===
367 367  
368 368  
369 -(((
370 370  **For LT-22222-L**: this mode the **DI1 and DI2** are used as counting pins.
371 -)))
372 372  
373 373  (((
374 374  Total : 11 bytes payload
... ... @@ -388,7 +388,7 @@
388 388  * DO is for reverse digital output. DOx=1: output low, DOx=0: high or float.
389 389  
390 390  (((
391 -(% style="color:red" %)**Note: DO3 bit is not valid for LT-22222-L.**
381 +(% style="color:red" %)Note: DO3 bit is not valid for LT-22222-L.
392 392  )))
393 393  
394 394  (((
... ... @@ -400,22 +400,16 @@
400 400  (% class="box infomessage" %)
401 401  (((
402 402  (((
403 -(((
404 404  **AT+MOD=2**
405 -)))
406 406  
407 -(((
408 408  **ATZ**
409 409  )))
410 410  )))
411 -)))
412 412  
413 413  (((
414 414  
415 415  
416 416  (% style="color:#4f81bd" %)**AT Commands for counting:**
417 -
418 -
419 419  )))
420 420  
421 421  (((
... ... @@ -457,7 +457,7 @@
457 457  * DO is for reverse digital output. DOx=1: output low, DOx=0: high or float.
458 458  
459 459  (((
460 -(% style="color:red" %)**Note: DO3 is not valid for LT-22222-L.**
444 +(% style="color:red" %)Note: DO3 is not valid for LT-22222-L.
461 461  )))
462 462  
463 463  
... ... @@ -468,15 +468,11 @@
468 468  (% class="box infomessage" %)
469 469  (((
470 470  (((
471 -(((
472 472  **AT+MOD=3**
473 -)))
474 474  
475 -(((
476 476  **ATZ**
477 477  )))
478 478  )))
479 -)))
480 480  
481 481  (((
482 482  Other AT Commands for counting are similar to [[MOD2 Counting Command>>||anchor="H3.3.2AT2BMOD3D22C28DoubleDICounting29"]].
... ... @@ -487,13 +487,9 @@
487 487  === 3.3.4 AT+MOD~=4, Single DI Counting + 1 x Voltage Counting ===
488 488  
489 489  
490 -(((
491 491  **LT22222-L**: This mode the DI1 is used as a counting pin.
492 -)))
493 493  
494 -(((
495 495  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.
496 -)))
497 497  
498 498  [[image:image-20220523181903-8.png]]
499 499  
... ... @@ -509,7 +509,7 @@
509 509  * DO is for reverse digital output. DOx=1: output low, DOx=0: high or float.
510 510  
511 511  (((
512 -(% style="color:red" %)**Note: DO3 is not valid for LT-22222-L.**
488 +(% style="color:red" %)Note: DO3 is not valid for LT-22222-L.
513 513  )))
514 514  
515 515  (((
... ... @@ -521,17 +521,14 @@
521 521  (% class="box infomessage" %)
522 522  (((
523 523  (((
524 -(((
525 525  **AT+MOD=4**
526 -)))
527 527  
528 -(((
529 529  **ATZ**
530 530  )))
531 531  )))
532 -)))
533 533  
534 534  
507 +
535 535  (((
536 536  Other AT Commands for counting are similar to [[MOD2 Counting Command>>||anchor="H3.3.2AT2BMOD3D22C28DoubleDICounting29"]].
537 537  )))
... ... @@ -573,7 +573,7 @@
573 573  )))
574 574  
575 575  (((
576 -(% style="color:red" %)**Note: DO3 is not valid for LT-22222-L.**
549 +(% style="color:red" %)Note: DO3 is not valid for LT-22222-L.
577 577  )))
578 578  
579 579  (((
... ... @@ -585,15 +585,11 @@
585 585  (% class="box infomessage" %)
586 586  (((
587 587  (((
588 -(((
589 589  **AT+MOD=5**
590 -)))
591 591  
592 -(((
593 593  **ATZ**
594 594  )))
595 595  )))
596 -)))
597 597  
598 598  (((
599 599  Other AT Commands for counting are similar to [[MOD2 Counting Command>>||anchor="H3.3.2AT2BMOD3D22C28DoubleDICounting29"]].
... ... @@ -623,7 +623,6 @@
623 623  
624 624  Format: AT+AVLIM=<AV1_LIMIT_LOW>,< AV1_LIMIT_HIGH>,<AV2_LIMIT_LOW>,< AV2_LIMIT_HIGH>
625 625  
626 -
627 627  **Example:**
628 628  
629 629  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)
... ... @@ -636,7 +636,6 @@
636 636  
637 637  Format: AT+ACLIM=<AC1_LIMIT_LOW>,< AC1_LIMIT_HIGH>,<AC2_LIMIT_LOW>,< AC2_LIMIT_HIGH>
638 638  
639 -
640 640  **Example:**
641 641  
642 642  AT+ACLIM=10000,15000,0,0   (If ACI1 voltage lower than 10mA or higher than 15mA, trigger an uplink)
... ... @@ -655,7 +655,6 @@
655 655  AT+ DTRI =1,0   (Enable DI1 trigger / disable DI2 trigger)
656 656  
657 657  
658 -
659 659  (% style="color:#037691" %)**Downlink Command to set Trigger Condition:**
660 660  
661 661  Type Code: 0xAA. Downlink command same as AT Command **AT+AVLIM, AT+ACLIM**
... ... @@ -704,7 +704,6 @@
704 704  10100000: Means the system has configure to use the trigger: AC1_LOW and AV2_LOW
705 705  
706 706  
707 -
708 708  (% style="color:#4f81bd" %)**TRI Status1**(%%) is a combination to show which condition is trigger. Totally 1byte as below
709 709  
710 710  [[image:image-20220524090249-3.png]]
... ... @@ -716,7 +716,6 @@
716 716  10000000: Means this packet is trigger by AC1_LOW. Means voltage too low.
717 717  
718 718  
719 -
720 720  (% style="color:#4f81bd" %)**TRI_DI FLAG+STA **(%%)is a combination to show which condition is trigger. Totally 1byte as below
721 721  
722 722  [[image:image-20220524090456-4.png]]
... ... @@ -730,7 +730,6 @@
730 730  00000101: Means both DI1 and DI2 trigger are enabled.
731 731  
732 732  
733 -
734 734  (% style="color:#4f81bd" %)**Enable/Disable MOD6 **(%%): 0x01: MOD6 is enable. 0x00: MOD6 is disable.
735 735  
736 736  Downlink command to poll MOD6 status:
... ... @@ -746,7 +746,7 @@
746 746  (((
747 747  
748 748  
749 -**Decoder for TTN/loraserver/ChirpStack**:  [[https:~~/~~/github.com/dragino/dragino-end-node-decoder>>https://github.com/dragino/dragino-end-node-decoder]]
712 +**Decoder for TTN/loraserver/ChirpStack**:  [[https:~~/~~/www.dropbox.com/sh/wtrzu7avdtkmn3z/AACK5NwOMkU9jnvf1uCMuqrVa?dl=0>>https://www.dropbox.com/sh/wtrzu7avdtkmn3z/AACK5NwOMkU9jnvf1uCMuqrVa?dl=0]]
750 750  )))
751 751  
752 752  
... ... @@ -754,26 +754,22 @@
754 754  == 3.4 ​Configure LT via AT or Downlink ==
755 755  
756 756  
757 -(((
758 758  User can configure LT I/O Controller via AT Commands or LoRaWAN Downlink Commands
759 -)))
760 760  
761 761  (((
762 -(((
763 763  There are two kinds of Commands:
764 764  )))
765 -)))
766 766  
767 -* (% 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]]
726 +* (% 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]]
768 768  
769 -* (% style="color:blue" %)**Sensor Related Commands**(%%): These commands are special designed for LT-22222-L.  User can see these commands below:
728 +* (% style="color:#4f81bd" %)**Sensor Related Commands**(%%): These commands are special designed for LT-22222-L.  User can see these commands below:
770 770  
730 +
731 +
771 771  === 3.4.1 Common Commands ===
772 772  
773 773  
774 -(((
775 775  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]]
776 -)))
777 777  
778 778  
779 779  
... ... @@ -787,7 +787,7 @@
787 787  
788 788  * (% style="color:#037691" %)**AT Command:**
789 789  
790 -(% style="color:blue" %)**AT+TDC=N **
749 +**AT+TDC=N **
791 791  
792 792  
793 793  **Example: **AT+TDC=30000. Means set interval to 30 seconds
... ... @@ -795,10 +795,11 @@
795 795  
796 796  * (% style="color:#037691" %)**Downlink Payload (prefix 0x01):**
797 797  
798 -(% style="color:blue" %)**0x01 aa bb cc  **(%%)** ~/~/ Same as AT+TDC=0x(aa bb cc)**
757 +**0x01 aa bb cc     ~/~/ Same as AT+TDC=0x(aa bb cc)**
799 799  
800 800  
801 801  
761 +
802 802  ==== 3.4.2.2 Set Work Mode (AT+MOD) ====
803 803  
804 804  
... ... @@ -806,7 +806,7 @@
806 806  
807 807  * (% style="color:#037691" %)**AT Command:**
808 808  
809 -(% style="color:blue" %)**AT+MOD=N  **
769 +**AT+MOD=N  **
810 810  
811 811  
812 812  **Example**: AT+MOD=2. Set work mode to Double DI counting mode
... ... @@ -814,10 +814,11 @@
814 814  
815 815  * (% style="color:#037691" %)**Downlink Payload (prefix 0x0A):**
816 816  
817 -(% style="color:blue" %)**0x0A aa  **(%%)** ** ~/~/ Same as AT+MOD=aa
777 +**0x0A aa    ** ~/~/ Same as AT+MOD=aa
818 818  
819 819  
820 820  
781 +
821 821  ==== 3.4.2.3 Poll an uplink ====
822 822  
823 823  
... ... @@ -828,13 +828,13 @@
828 828  
829 829  * (% style="color:#037691" %)**Downlink Payload (prefix 0x08):**
830 830  
831 -(% style="color:blue" %)**0x08 FF  **(%%)** **~/~/ Poll an uplink
792 +**0x08 FF     **~/~/ Poll an uplink
832 832  
833 -
834 834  **Example**: 0x08FF, ask device to send an Uplink
835 835  
836 836  
837 837  
798 +
838 838  ==== 3.4.2.4 Enable Trigger Mode ====
839 839  
840 840  
... ... @@ -842,16 +842,16 @@
842 842  
843 843  * (% style="color:#037691" %)**AT Command:**
844 844  
845 -(% style="color:blue" %)**AT+ADDMOD6=1 or 0**
806 +**AT+ADDMOD6=1 or 0**
846 846  
847 -(% style="color:red" %)**1:** (%%)Enable Trigger Mode
808 +1: Enable Trigger Mode
848 848  
849 -(% style="color:red" %)**0: **(%%)Disable Trigger Mode
810 +0: Disable Trigger Mode
850 850  
851 851  
852 852  * (% style="color:#037691" %)**Downlink Payload (prefix 0x0A 06):**
853 853  
854 -(% style="color:blue" %)**0x0A 06 aa    **(%%) ~/~/ Same as AT+ADDMOD6=aa
815 +**0x0A 06 aa    ** ~/~/ Same as AT+ADDMOD6=aa
855 855  
856 856  
857 857  
... ... @@ -868,10 +868,11 @@
868 868  
869 869  * (% style="color:#037691" %)**Downlink Payload (prefix 0x AB 06):**
870 870  
871 -(% style="color:blue" %)**0xAB 06  ** (%%) ~/~/ Poll trigger settings, device will uplink trigger settings once receive this command
832 +**0xAB 06         **~/~/ Poll trigger settings, device will uplink trigger settings once receive this command
872 872  
873 873  
874 874  
836 +
875 875  ==== 3.4.2.6 Enable / Disable DI1/DI2/DI3 as trigger ====
876 876  
877 877  
... ... @@ -879,7 +879,7 @@
879 879  
880 880  * (% style="color:#037691" %)**AT Command:**
881 881  
882 -(% style="color:blue" %)**Format: AT+DTRI=<DI1_TIRGGER_FlAG>,< DI2_TIRGGER_FlAG >**
844 +**Format: AT+DTRI=<DI1_TIRGGER_FlAG>,< DI2_TIRGGER_FlAG >**
883 883  
884 884  
885 885  **Example:**
... ... @@ -888,10 +888,11 @@
888 888  
889 889  * (% style="color:#037691" %)**Downlink Payload (prefix 0xAA 02):**
890 890  
891 -(% style="color:blue" %)**0xAA 02 aa bb   ** (%%) ~/~/ Same as AT+DTRI=aa,bb
853 +**0xAA 02 aa bb        **~/~/ Same as AT+DTRI=aa,bb
892 892  
893 893  
894 894  
857 +
895 895  ==== 3.4.2.7 Trigger1 – Set DI1 or DI3 as trigger ====
896 896  
897 897  
... ... @@ -899,11 +899,11 @@
899 899  
900 900  * (% style="color:#037691" %)**AT Command:**
901 901  
902 -(% style="color:blue" %)**AT+TRIG1=a,b**
865 +**AT+TRIG1=a,b**
903 903  
904 -(% style="color:red" %)**a :** (%%)Interrupt mode. 0: falling edge; 1: rising edge, 2: falling and raising edge(for MOD=1).
867 +a : Interrupt mode. 0: falling edge; 1: rising edge, 2: falling and raising edge(for MOD=1).
905 905  
906 -(% style="color:red" %)**b :** (%%)delay timing.
869 +b : delay timing.
907 907  
908 908  
909 909  **Example:**
... ... @@ -912,11 +912,9 @@
912 912  
913 913  
914 914  * (% style="color:#037691" %)**Downlink Payload (prefix 0x09 01 ):**
878 +* **0x09 01 aa bb cc    ** ~/~/ same as AT+TRIG1=aa,0x(bb cc)
915 915  
916 -(% style="color:blue" %)**0x09 01 aa bb cc    ** (%%) ~/~/ same as AT+TRIG1=aa,0x(bb cc)
917 917  
918 -
919 -
920 920  ==== 3.4.2.8 Trigger2 – Set DI2 as trigger ====
921 921  
922 922  
... ... @@ -924,13 +924,14 @@
924 924  
925 925  * (% style="color:#037691" %)**AT Command:**
926 926  
927 -(% style="color:blue" %)**AT+TRIG2=a,b**
888 +**AT+TRIG2=a,b**
928 928  
929 -(% style="color:red" %)**a :** (%%)Interrupt mode. 0: falling edge; 1: rising edge, 2: falling and raising edge(for MOD=1).
930 930  
931 -(% style="color:red" %)**b :** (%%)delay timing.
891 +a : Interrupt mode. 0: falling edge; 1: rising edge, 2: falling and raising edge(for MOD=1).
932 932  
893 +b : delay timing.
933 933  
895 +
934 934  **Example:**
935 935  
936 936  AT+TRIG2=0,100(set DI1 port to trigger on low level, valid signal is 100ms )
... ... @@ -938,10 +938,11 @@
938 938  
939 939  * (% style="color:#037691" %)**Downlink Payload (prefix 0x09 02 ):**
940 940  
941 -(% style="color:blue" %)**0x09 02 aa bb cc   ** (%%)~/~/ same as AT+TRIG1=aa,0x(bb cc)
903 +**0x09 02 aa bb cc           **~/~/ same as AT+TRIG1=aa,0x(bb cc)
942 942  
943 943  
944 944  
907 +
945 945  ==== 3.4.2.9 Trigger – Set AC (current) as trigger ====
946 946  
947 947  
... ... @@ -949,15 +949,16 @@
949 949  
950 950  * (% style="color:#037691" %)**AT Command**
951 951  
952 -(% style="color:blue" %)**AT+ACLIM**
915 +**AT+ACLIM**
953 953  
954 954  
955 955  * (% style="color:#037691" %)**Downlink Payload (prefix 0xAA 01 )**
956 956  
957 -(% 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"]]
920 +**0x AA 01 aa bb cc dd ee ff gg hh        ** ~/~/ same as AT+ACLIM See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
958 958  
959 959  
960 960  
924 +
961 961  ==== 3.4.2.10 Trigger – Set AV (voltage) as trigger ====
962 962  
963 963  
... ... @@ -965,15 +965,16 @@
965 965  
966 966  * (% style="color:#037691" %)**AT Command**
967 967  
968 -(% style="color:blue" %)**AT+AVLIM    **(%%)** See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]**
932 +**AT+AVLIM  See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]**
969 969  
970 970  
971 971  * (% style="color:#037691" %)**Downlink Payload (prefix 0xAA 00 )**
972 972  
973 -(% 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"]]
937 +**0x AA 00 aa bb cc dd ee ff gg hh    ** ~/~/ same as AT+AVLIM See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
974 974  
975 975  
976 976  
941 +
977 977  ==== 3.4.2.11 Trigger – Set minimum interval ====
978 978  
979 979  
... ... @@ -981,21 +981,22 @@
981 981  
982 982  * (% style="color:#037691" %)**AT Command**
983 983  
984 -(% style="color:blue" %)**AT+ATDC=5        ** (%%)Device won't response the second trigger within 5 minute after the first trigger.
949 +**AT+ATDC=5        ** Device won't response the second trigger within 5 minute after the first trigger.
985 985  
986 986  
987 987  * (% style="color:#037691" %)**Downlink Payload (prefix 0xAC )**
988 988  
989 -(% style="color:blue" %)**0x AC aa bb   **(%%) ~/~/ same as AT+ATDC=0x(aa bb)   . Unit (min)
954 +**0x AC aa bb   ** ~/~/ same as AT+ATDC=0x(aa bb)   . Unit (min)
990 990  
991 991  (((
992 992  
993 993  
994 -(% style="color:red" %)**Note: ATDC setting must be more than 5min**
959 +(% style="color:red" %)Note: ATDC setting must be more than 5min
995 995  )))
996 996  
997 997  
998 998  
964 +
999 999  ==== 3.4.2.12 DO ~-~- Control Digital Output DO1/DO2/DO3 ====
1000 1000  
1001 1001  
... ... @@ -1005,7 +1005,7 @@
1005 1005  
1006 1006  
1007 1007  * (% style="color:#037691" %)**Downlink Payload (prefix 0x02)**
1008 -* (% style="color:blue" %)**0x02 aa bb cc     ** (%%)~/~/ Set DO1/DO2/DO3 output
974 +* **0x02 aa bb cc     **~/~/ Set DO1/DO2/DO3 output
1009 1009  
1010 1010  (((
1011 1011  If payload = 0x02010001, while there is load between V+ and DOx, it means set DO1 to low, DO2 to high and DO3 to low.
... ... @@ -1018,15 +1018,16 @@
1018 1018  [[image:image-20220524092754-5.png]]
1019 1019  
1020 1020  (((
1021 -(% style="color:red" %)**Note: For LT-22222-L, there is no DO3, the last byte can use any value.**
987 +(% style="color:red" %)Note: For LT-22222-L, there is no DO3, the last byte can use any value.
1022 1022  )))
1023 1023  
1024 1024  (((
1025 -(% style="color:red" %)**Device will upload a packet if downlink code executes successfully.**
991 +(% style="color:red" %)Device will upload a packet if downlink code executes successfully.
1026 1026  )))
1027 1027  
1028 1028  
1029 1029  
996 +
1030 1030  ==== 3.4.2.13 DO ~-~- Control Digital Output DO1/DO2/DO3 with time control ====
1031 1031  
1032 1032  
... ... @@ -1037,7 +1037,7 @@
1037 1037  
1038 1038  * (% style="color:#037691" %)**Downlink Payload (prefix 0xA9)**
1039 1039  
1040 -(% style="color:blue" %)**0xA9 aa bb cc     **(%%) ~/~/ Set DO1/DO2/DO3 output with time control
1007 +**0xA9 aa bb cc     **~/~/ Set DO1/DO2/DO3 output with time control
1041 1041  
1042 1042  
1043 1043  This is to control the digital output time of DO pin. Include four bytes:
... ... @@ -1066,11 +1066,11 @@
1066 1066  [[image:image-20220524093351-8.png]]
1067 1067  
1068 1068  
1069 -(% style="color:#4f81bd" %)**Sixth and Seventh and Eighth and Ninth Byte**:
1036 +(% style="color:#4f81bd" %)**Sixth and Seventh Byte**:
1070 1070  
1071 1071   Latching time. Unit: ms
1072 1072  
1073 -(% style="color:red" %)**Device will upload a packet if downlink code executes successfully.**
1040 +Device will upload a packet if downlink code executes successfully.
1074 1074  
1075 1075  
1076 1076  **Example payload:**
... ... @@ -1093,6 +1093,7 @@
1093 1093  
1094 1094  
1095 1095  
1063 +
1096 1096  ==== 3.4.2.14 Relay ~-~- Control Relay Output RO1/RO2 ====
1097 1097  
1098 1098  
... ... @@ -1103,7 +1103,7 @@
1103 1103  
1104 1104  * (% style="color:#037691" %)**Downlink Payload (prefix 0x03):**
1105 1105  
1106 -(% style="color:blue" %)**0x03 aa bb     ** (%%)~/~/ Set RO1/RO2 output
1074 +**0x03 aa bb     **~/~/ Set RO1/RO2 output
1107 1107  
1108 1108  
1109 1109  (((
... ... @@ -1118,7 +1118,7 @@
1118 1118  [[image:image-20220524093724-9.png]]
1119 1119  )))
1120 1120  
1121 -(% style="color:red" %)**Device will upload a packet if downlink code executes successfully.**
1089 +Device will upload a packet if downlink code executes successfully.
1122 1122  
1123 1123  
1124 1124  
... ... @@ -1133,7 +1133,7 @@
1133 1133  
1134 1134  * (% style="color:#037691" %)**Downlink Payload (prefix 0x05):**
1135 1135  
1136 -(% style="color:blue" %)**0x05 aa bb cc dd     ** (%%)~/~/ Set RO1/RO2 relay with time control
1104 +**0x05 aa bb cc dd     **~/~/ Set RO1/RO2 relay with time control
1137 1137  
1138 1138  
1139 1139  This is to control the relay output time of relay. Include four bytes:
... ... @@ -1149,12 +1149,12 @@
1149 1149  
1150 1150  (% style="color:#4f81bd" %)**Third Byte(bb)**(%%): Control Method and Ports status:
1151 1151  
1152 -[[image:image-20221008095908-1.png||height="364" width="564"]]
1120 +[[image:image-20220714135731-1.png||height="406" width="627"]]
1153 1153  
1154 1154  
1155 -(% style="color:#4f81bd" %)**Fourth/Fifth/Sixth/Seventh Bytes(cc)**(%%): Latching time. Unit: ms
1123 +(% style="color:#4f81bd" %)**Fourth/Fifth Bytes(cc)**(%%): Latching time. Unit: ms
1156 1156  
1157 -(% style="color:red" %)**Device will upload a packet if downlink code executes successfully.**
1125 +Device will upload a packet if downlink code executes successfully.
1158 1158  
1159 1159  
1160 1160  **Example payload:**
... ... @@ -1177,6 +1177,7 @@
1177 1177  
1178 1178  
1179 1179  
1148 +
1180 1180  ==== 3.4.2.16 Counting ~-~- Voltage threshold counting ====
1181 1181  
1182 1182  
... ... @@ -1184,33 +1184,39 @@
1184 1184  
1185 1185  * (% style="color:#037691" %)**AT Command:**
1186 1186  
1187 -(% style="color:blue" %)**AT+VOLMAX   ** (%%)~/~/ See [[MOD4>>||anchor="H3.3.4AT2BMOD3D42CSingleDICounting2B1xVoltageCounting"]]
1156 +**AT+VOLMAX   ** ~/~/ See [[MOD4>>||anchor="H3.3.4AT2BMOD3D42CSingleDICounting2B1xVoltageCounting"]]
1188 1188  
1189 1189  
1190 1190  * (% style="color:#037691" %)**Downlink Payload (prefix 0xA5):**
1191 1191  
1192 -(% style="color:blue" %)**0xA5 aa bb cc   ** (%%)~/~/ Same as AT+VOLMAX=(aa bb),cc
1161 +**0xA5 aa bb cc   **~/~/ Same as AT+VOLMAX=(aa bb),cc
1193 1193  
1194 1194  
1195 1195  
1165 +
1196 1196  ==== 3.4.2.17 Counting ~-~- Pre-configure the Count Number ====
1197 1197  
1198 1198  
1199 1199  * (% style="color:#037691" %)**AT Command:**
1200 1200  
1201 -(% style="color:blue" %)**AT+SETCNT=aa,(bb cc dd ee) **
1171 +**AT+SETCNT=aa,(bb cc dd ee) **
1202 1202  
1203 -(% style="color:red" %)**aa:**(%%) 1: Set count1; 2: Set count2; 3: Set AV1 count
1173 +aa: 1: Set count1,
1204 1204  
1205 -(% style="color:red" %)**bb cc dd ee: **(%%)number to be set
1175 +2: Set count2,
1206 1206  
1177 +3: Set AV1 count
1207 1207  
1179 +Bb cc dd ee: number to be set
1180 +
1181 +
1208 1208  * (% style="color:#037691" %)**Downlink Payload (prefix 0xA8):**
1209 1209  
1210 -(% style="color:blue" %)**0x A8 aa bb cc dd ee     ** (%%)~/~/ same as AT+SETCNT=aa,(bb cc dd ee)
1184 +**0x A8 aa bb cc dd ee     **~/~/ same as AT+SETCNT=aa,(bb cc dd ee)
1211 1211  
1212 1212  
1213 1213  
1188 +
1214 1214  ==== 3.4.2.18 Counting ~-~- Clear Counting ====
1215 1215  
1216 1216  
... ... @@ -1218,139 +1218,36 @@
1218 1218  
1219 1219  * (% style="color:#037691" %)**AT Command:**
1220 1220  
1221 -(% style="color:blue" %)**AT+CLRCOUNT **(%%) ~/~/ clear all counting
1196 +**AT+CLRCOUNT ** ~/~/ clear all counting
1222 1222  
1223 1223  
1224 1224  * (% style="color:#037691" %)**Downlink Payload (prefix 0xA6):**
1225 1225  
1226 -(% style="color:blue" %)**0x A6 01    ** (%%)~/~/ clear all counting
1201 +**0x A6 01    ** ~/~/ clear all counting
1227 1227  
1228 1228  
1229 1229  
1205 +
1230 1230  ==== 3.4.2.19 Counting ~-~- Change counting mode save time ====
1231 1231  
1232 1232  
1233 1233  * (% style="color:#037691" %)**AT Command:**
1234 1234  
1235 -(% 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)
1211 +**AT+COUTIME=60  **~/~/ Set save time to 60 seconds. Device will save the counting result in internal flash every 60 seconds. (min value: 30)
1236 1236  
1237 1237  
1238 1238  * (% style="color:#037691" %)**Downlink Payload (prefix 0xA7):**
1239 1239  
1240 -(% style="color:blue" %)**0x A7 aa bb cc     ** (%%)~/~/ same as AT+COUTIME =aa bb cc,
1216 +**0x A7 aa bb cc     **~/~/ same as AT+COUTIME =aa bb cc,
1241 1241  
1242 1242  (((
1243 1243  range: aa bb cc:0 to 16777215,  (unit:second)
1244 -)))
1245 1245  
1246 -
1247 -
1248 -==== 3.4.2.20 Reset save RO DO state ====
1249 -
1250 -
1251 -* (% style="color:#037691" %)**AT Command:**
1252 -
1253 -(% style="color:blue" %)**AT+RODORESET=1    **(%%)~/~/ RODO will close when the device joining the network. (default)
1254 -
1255 -(% 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.
1256 -
1257 -
1258 -* (% style="color:#037691" %)**Downlink Payload (prefix 0xAD):**
1259 -
1260 -(% style="color:blue" %)**0x AD aa      ** (%%)~/~/ same as AT+RODORET =aa
1261 -
1262 -
1263 -
1264 -==== 3.4.2.21 Encrypted payload ====
1265 -
1266 -
1267 -* (% style="color:#037691" %)**AT Command:**
1268 -
1269 -(% style="color:blue" %)**AT+DECRYPT=1  ** (%%)~/~/ The payload is uploaded without encryption
1270 -
1271 -(% style="color:blue" %)**AT+DECRYPT=0    **(%%)~/~/  Encrypt when uploading payload (default)
1272 -
1273 -
1274 -
1275 -==== 3.4.2.22 Get sensor value ====
1276 -
1277 -
1278 -* (% style="color:#037691" %)**AT Command:**
1279 -
1280 -(% style="color:blue" %)**AT+GETSENSORVALUE=0    **(%%)~/~/ The serial port gets the reading of the current sensor
1281 -
1282 -(% style="color:blue" %)**AT+GETSENSORVALUE=1    **(%%)~/~/ The serial port gets the current sensor reading and uploads it.
1283 -
1284 -
1285 -
1286 -==== 3.4.2.23 Resets the downlink packet count ====
1287 -
1288 -
1289 -* (% style="color:#037691" %)**AT Command:**
1290 -
1291 -(% 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)
1292 -
1293 -(% 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.
1294 -
1295 -
1296 -
1297 -
1298 -==== 3.4.2.24 When the limit bytes are exceeded, upload in batches ====
1299 -
1300 -
1301 -* (% style="color:#037691" %)**AT Command:**
1302 -
1303 -(% 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)
1304 -
1305 -(% 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.
1306 -
1307 -
1308 -* (% style="color:#037691" %)**Downlink Payload **(%%)**:**
1309 -
1310 -(% style="color:blue" %)**0x21 00 01 ** (%%) ~/~/ Set  the DISMACANS=1
1311 -
1312 -
1313 -
1314 -
1315 -==== 3.4.2.25 Copy downlink to uplink ====
1316 -
1317 -
1318 -* (% style="color:#037691" %)**AT Command**(%%)**:**
1319 -
1320 -(% 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.
1321 -
1322 -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.
1323 -
1324 -
1325 -[[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"]]
1326 -
1327 -For example, sending 11 22 33 44 55 66 77 will return invalid configuration 00 11 22 33 44 55 66 77.
1328 -
1329 -
1330 -
1331 -[[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"]]
1332 -
1333 -For example, if 01 00 02 58 is issued, a valid configuration of 01 01 00 02 58 will be returned.
1334 -
1335 -
1336 -
1337 -==== 3.4.2.26 Query version number and frequency band 、TDC ====
1338 -
1339 -
1340 -* (((
1341 -(% style="color:#037691" %)**Downlink Payload**(%%)**:**
1342 -
1343 -(% style="color:blue" %)**26 01  ** (%%) ~/~/  Downlink 26 01 can query device upload frequency, frequency band, software version number, TDC time.
1344 -
1345 1345  
1346 1346  )))
1347 1347  
1348 -**Example：**
1349 1349  
1350 -[[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"]]
1351 1351  
1352 -
1353 -
1354 1354  == 3.5 Integrate with Mydevice ==
1355 1355  
1356 1356  
... ... @@ -1449,10 +1449,10 @@
1449 1449  )))
1450 1450  
1451 1451  * (((
1452 -Connect sensor's output to DI1-
1324 +Connect sensor’s output to DI1-
1453 1453  )))
1454 1454  * (((
1455 -Connect sensor's VCC to DI1+.
1327 +Connect sensor’s VCC to DI1+.
1456 1456  )))
1457 1457  
1458 1458  (((
... ... @@ -1460,11 +1460,11 @@
1460 1460  )))
1461 1461  
1462 1462  (((
1463 -[[image:1653968155772-850.png||height="23" width="19"]]**= DI1**+** / 1K.**
1335 +[[image:1653968155772-850.png||height="23" width="19"]]**= DI1+ / 1K.**
1464 1464  )))
1465 1465  
1466 1466  (((
1467 -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.
1339 +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.
1468 1468  )))
1469 1469  
1470 1470  (((
... ... @@ -1482,10 +1482,10 @@
1482 1482  )))
1483 1483  
1484 1484  * (((
1485 -Connect sensor's output to DI1+
1357 +Connect sensor’s output to DI1+
1486 1486  )))
1487 1487  * (((
1488 -Connect sensor's GND DI1-.
1360 +Connect sensor’s GND DI1-.
1489 1489  )))
1490 1490  
1491 1491  (((
... ... @@ -1515,10 +1515,10 @@
1515 1515  )))
1516 1516  
1517 1517  * (((
1518 -Connect sensor's output to DI1+ with a serial 50K resistor
1390 +Connect sensor’s output to DI1+ with a serial 50K resistor
1519 1519  )))
1520 1520  * (((
1521 -Connect sensor's GND DI1-.
1393 +Connect sensor’s GND DI1-.
1522 1522  )))
1523 1523  
1524 1524  (((
... ... @@ -1538,10 +1538,8 @@
1538 1538  === 3.6.3 Digital Output Port: DO1/DO2 /DO3 ===
1539 1539  
1540 1540  
1541 -**NPN output**: GND or Float. Max voltage can apply to output pin is 36v.
1413 +NPN output: GND or Float. Max voltage can apply to output pin is 36v.
1542 1542  
1543 -Note: DO pins go to float when device is power off.
1544 -
1545 1545  [[image:1653357531600-905.png]]
1546 1546  
1547 1547  
... ... @@ -1561,13 +1561,13 @@
1561 1561  We take the wind speed sensor as an example for reference only.
1562 1562  
1563 1563  
1564 -(% style="color:blue" %)**Specifications of the wind speed sensor:**
1434 +**Specifications of the wind speed sensor:**
1565 1565  
1566 -**Red:  12~~24v**
1436 +Red:  12~~24v
1567 1567  
1568 -**Yellow:  4~~20mA**
1438 +Yellow:  4~~20mA
1569 1569  
1570 -**Black:  GND**
1440 +Black:  GND
1571 1571  
1572 1572  
1573 1573  **Connection diagram:**
... ... @@ -1582,14 +1582,11 @@
1582 1582  
1583 1583  
1584 1584  (((
1585 -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:
1586 -
1587 -**Note**: RO pins go to Open(NO) when device is power off.
1455 +The LT serial controller has two relay interfaces; each interface uses two pins of the screw terminal. User can connect other device’s Power Line to in serial of RO1_1 and RO_2. Such as below:
1588 1588  )))
1589 1589  
1590 1590  [[image:image-20220524100215-9.png]]
1591 1591  
1592 -
1593 1593  [[image:image-20220524100215-10.png||height="382" width="723"]]
1594 1594  
1595 1595  
... ... @@ -1607,14 +1607,8 @@
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
1506 +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
1534 +AT+APPSKEY: Get or Set the Application Session Key
1674 1674  )))
1675 1675  
1676 1676  (((
1677 -AT+APPEUI:  Get or Set the Application EUI
1538 +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)  
1550 +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)
1586 +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
1630 +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)
1638 +AT+CFS: Get confirmation status of the last AT+SEND (0-1)
1778 1778  )))
1779 1779  
1780 1780  (((
... ... @@ -1823,42 +1823,40 @@
1823 1823  (((
1824 1824  
1825 1825  
1826 -(((
1827 -(% style="color:blue" %)**If device has not joined network yet:**
1687 +**If device has not joined network yet:**
1828 1828  )))
1829 -)))
1830 1830  
1831 1831  (((
1832 -(% style="background-color:#dcdcdc" %)**123456**
1691 +(% style="background-color:#dcdcdc" %)123456
1833 1833  )))
1834 1834  
1835 1835  (((
1836 -(% style="background-color:#dcdcdc" %)**AT+FDR**
1695 +(% style="background-color:#dcdcdc" %)AT+FDR
1837 1837  )))
1838 1838  
1839 1839  (((
1840 -(% style="background-color:#dcdcdc" %)**123456**
1699 +(% style="background-color:#dcdcdc" %)123456
1841 1841  )))
1842 1842  
1843 1843  (((
1844 -(% style="background-color:#dcdcdc" %)**AT+NJM=0**
1703 +(% style="background-color:#dcdcdc" %)AT+NJM=0
1845 1845  )))
1846 1846  
1847 1847  (((
1848 -(% style="background-color:#dcdcdc" %)**ATZ**
1707 +(% style="background-color:#dcdcdc" %)ATZ
1849 1849  )))
1850 1850  
1851 1851  
1852 1852  (((
1853 -(% style="color:blue" %)**If device already joined network:**
1712 +**If device already joined network:**
1854 1854  )))
1855 1855  
1856 1856  (((
1857 -(% style="background-color:#dcdcdc" %)**AT+NJM=0**
1716 +(% style="background-color:#dcdcdc" %)AT+NJM=0
1858 1858  )))
1859 1859  
1860 1860  (((
1861 -(% style="background-color:#dcdcdc" %)**ATZ**
1720 +(% style="background-color:#dcdcdc" %)ATZ
1862 1862  )))
1863 1863  
1864 1864  
... ... @@ -1868,57 +1868,55 @@
1868 1868  (((
1869 1869  
1870 1870  
1871 -(((
1872 -(% style="background-color:#dcdcdc" %)**123456**(%%)  ~/~/ Enter Password to have AT access.
1730 +(% style="background-color:#dcdcdc" %)123456(%%)  Enter Password to have AT access.
1873 1873  )))
1874 -)))
1875 1875  
1876 1876  (((
1877 -(% style="background-color:#dcdcdc" %)** AT+FDR**(%%)  ~/~/ Reset Parameters to Factory Default, Keys Reserve
1734 +(% style="background-color:#dcdcdc" %) AT+FDR(%%)   Reset Parameters to Factory Default, Keys Reserve
1878 1878  )))
1879 1879  
1880 1880  (((
1881 -(% style="background-color:#dcdcdc" %)** 123456**(%%)  ~/~/ Enter Password to have AT access.
1738 +(% style="background-color:#dcdcdc" %) 123456(%%)  Enter Password to have AT access.
1882 1882  )))
1883 1883  
1884 1884  (((
1885 -(% style="background-color:#dcdcdc" %)** AT+CLASS=C**(%%)  ~/~/ Set to work in CLASS C
1742 +(% style="background-color:#dcdcdc" %) AT+CLASS=C(%%) Set to work in CLASS C
1886 1886  )))
1887 1887  
1888 1888  (((
1889 -(% style="background-color:#dcdcdc" %)** AT+NJM=0**(%%)  ~/~/ Set to ABP mode
1746 +(% style="background-color:#dcdcdc" %) AT+NJM=0(%%)  Set to ABP mode
1890 1890  )))
1891 1891  
1892 1892  (((
1893 -(% style="background-color:#dcdcdc" %) **AT+ADR=0**(%%)  ~/~/ Set the Adaptive Data Rate Off
1750 +(% style="background-color:#dcdcdc" %) AT+ADR=0(%%)  Set the Adaptive Data Rate Off
1894 1894  )))
1895 1895  
1896 1896  (((
1897 -(% style="background-color:#dcdcdc" %)** AT+DR=5**(%%)  ~/~/ Set Data Rate
1754 +(% style="background-color:#dcdcdc" %) AT+DR=5(%%)  Set Data Rate
1898 1898  )))
1899 1899  
1900 1900  (((
1901 -(% style="background-color:#dcdcdc" %)** AT+TDC=60000**(%%)  ~/~/ Set transmit interval to 60 seconds
1758 +(% style="background-color:#dcdcdc" %) AT+TDC=60000(%%)  Set transmit interval to 60 seconds
1902 1902  )))
1903 1903  
1904 1904  (((
1905 -(% style="background-color:#dcdcdc" %)** AT+CHS=868400000**(%%)  ~/~/ Set transmit frequency to 868.4Mhz
1762 +(% style="background-color:#dcdcdc" %) AT+CHS=868400000(%%)  Set transmit frequency to 868.4Mhz
1906 1906  )))
1907 1907  
1908 1908  (((
1909 -(% style="background-color:#dcdcdc" %)** AT+RX2FQ=868400000**(%%)  ~/~/ Set RX2Frequency to 868.4Mhz (according to the result from server)
1766 +(% style="background-color:#dcdcdc" %) AT+RX2FQ=868400000(%%)  Set RX2Frequency to 868.4Mhz (according to the result from server)
1910 1910  )))
1911 1911  
1912 1912  (((
1913 -(% style="background-color:#dcdcdc" %)** AT+RX2DR=5**(%%)** ** ~/~/ Set RX2DR to match the downlink DR from server. see below
1770 +(% style="background-color:#dcdcdc" %) AT+RX2DR=5(%%)  Set RX2DR to match the downlink DR from server. see below
1914 1914  )))
1915 1915  
1916 1916  (((
1917 -(% 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.
1774 +(% 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.
1918 1918  )))
1919 1919  
1920 1920  (((
1921 -(% style="background-color:#dcdcdc" %)** ATZ**         (%%) ~/~/ Reset MCU
1778 +(% style="background-color:#dcdcdc" %) ATZ         (%%) Reset MCU
1922 1922  
1923 1923  
1924 1924  )))
... ... @@ -1928,16 +1928,10 @@
1928 1928  )))
1929 1929  
1930 1930  (((
1931 -**~1. Make sure the device is set to ABP mode in the IoT Server.**
1932 -
1933 -**2. Make sure the LG01/02 gateway RX frequency is exactly the same as AT+CHS setting.**
1934 -
1935 -**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?
1936 -dir=LoRa_Gateway/&file=LoRaWAN%201.0.3%20Regional%20Parameters.xlsx]] to see what DR means.**
1937 -
1938 -**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**
1939 -
1940 -
1788 +(% style="color:red" %)1. Make sure the device is set to ABP mode in the IoT Server.
1789 +2. Make sure the LG01/02 gateway RX frequency is exactly the same as AT+CHS setting.
1790 +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.
1791 +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
1941 1941  )))
1942 1942  
1943 1943  (((
... ... @@ -1952,15 +1952,12 @@
1952 1952  === 4.2.3 Change to Class A ===
1953 1953  
1954 1954  
1955 -(((
1956 -(% style="color:blue" %)**If sensor JOINED:**
1806 +If sensor JOINED
1807 +(% style="background-color:#dcdcdc" %)AT+CLASS=A
1808 +ATZ
1957 1957  
1958 -(% style="background-color:#dcdcdc" %)**AT+CLASS=A
1959 -ATZ**
1960 -)))
1961 1961  
1962 1962  
1963 -
1964 1964  = 5. FAQ =
1965 1965  
1966 1966  
... ... @@ -1980,14 +1980,12 @@
1980 1980  
1981 1981  (((
1982 1982  (% 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]].
1983 -(% 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]].
1831 +(% 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/]].
1984 1984  (% style="color:blue" %)**Step3**(%%)**:** Open flashloader; choose the correct COM port to update.
1985 1985  
1986 1986  
1987 -(((
1988 1988  (% style="color:blue" %)**For LT-22222-L**(%%):
1989 1989  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.
1990 -)))
1991 1991  
1992 1992  
1993 1993  )))
... ... @@ -2044,14 +2044,10 @@
2044 2044  
2045 2045  (((
2046 2046  (% 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.
2047 -
2048 -
2049 2049  )))
2050 2050  
2051 2051  (((
2052 2052  [[image:1653360231087-571.png||height="401" width="727"]]
2053 -
2054 -
2055 2055  )))
2056 2056  
2057 2057  (((
... ... @@ -2059,23 +2059,21 @@
2059 2059  )))
2060 2060  
2061 2061  
2062 -
2063 2063  (((
2064 2064  (% style="color:blue" %)**Step2**(%%)**:  **Run AT Command to make LT work in Single frequency & ABP mode. Below is the AT commands:
2065 -
2066 -
2067 2067  )))
2068 2068  
2069 2069  (((
2070 -(% style="background-color:#dcdcdc" %)**123456** (%%) :  Enter Password to have AT access.
2071 -(% style="background-color:#dcdcdc" %)**AT+FDR**(%%)  :  Reset Parameters to Factory Default, Keys Reserve
2072 -(% style="background-color:#dcdcdc" %)**AT+NJM=0** (%%) :  Set to ABP mode
2073 -(% style="background-color:#dcdcdc" %)**AT+ADR=0** (%%) :  Set the Adaptive Data Rate Off
2074 -(% style="background-color:#dcdcdc" %)**AT+DR=5** (%%) :  Set Data Rate (Set AT+DR=3 for 915 band)
2075 -(% style="background-color:#dcdcdc" %)**AT+TDC=60000 **(%%) :  Set transmit interval to 60 seconds
2076 -(% style="background-color:#dcdcdc" %)**AT+CHS=868400000**(%%) : Set transmit frequency to 868.4Mhz
2077 -(% style="background-color:#dcdcdc" %)**AT+DADDR=26 01 1A F1**(%%)  :  Set Device Address to 26 01 1A F1
2078 -(% style="background-color:#dcdcdc" %)**ATZ**        (%%) :  Reset MCU
1909 +(% style="background-color:#dcdcdc" %)123456 (%%) Enter Password to have AT access.
1910 +(% style="background-color:#dcdcdc" %)AT+FDR(%%)  Reset Parameters to Factory Default, Keys Reserve
1911 +(% style="background-color:#dcdcdc" %)123456 (%%) Enter Password to have AT access.
1912 +(% style="background-color:#dcdcdc" %)AT+NJM=0 (%%) Set to ABP mode
1913 +(% style="background-color:#dcdcdc" %)AT+ADR=0 (%%) Set the Adaptive Data Rate Off
1914 +(% style="background-color:#dcdcdc" %)AT+DR=5 (%%) Set Data Rate (Set AT+DR=3 for 915 band)
1915 +(% style="background-color:#dcdcdc" %)AT+TDC=60000 (%%) Set transmit interval to 60 seconds
1916 +(% style="background-color:#dcdcdc" %)AT+CHS=868400000(%%)  Set transmit frequency to 868.4Mhz
1917 +(% style="background-color:#dcdcdc" %)AT+DADDR=26 01 1A F1(%%)  Set Device Address to 26 01 1A F1
1918 +(% style="background-color:#dcdcdc" %)ATZ        (%%) Reset MCU
2079 2079  )))
2080 2080  
2081 2081  
... ... @@ -2098,7 +2098,7 @@
2098 2098  == 5.5 Can i use point to point communication for LT-22222-L? ==
2099 2099  
2100 2100  
2101 -Yes, please refer [[Point to Point Communication>>doc:Main. Point to Point Communication of LT-22222-L.WebHome]]  ，this is [[firmware>>https://www.dropbox.com/sh/g99v0fxcltn9r1y/AADKXQ2v5ZT-S3sxdmbvE7UAa/LT-22222-L/image?dl=0&subfolder_nav_tracking=1]].
1941 +Yes, please refer [[Point to Point Communication>>doc:Main. Point to Point Communication of LT-22222-L.WebHome]]
2102 2102  
2103 2103  
2104 2104  
... ... @@ -2118,25 +2118,7 @@
2118 2118  
2119 2119  
2120 2120  
2121 -== 5.7 Can i set up LT-22222-L as a NC(Normal Close) Relay? ==
2122 -
2123 -
2124 -LT-22222-L built-in relay is NO (Normal Open). User can use an external relay to achieve Normal Close purpose. Diagram as below:
2125 -
2126 -
2127 -[[image:image-20221006170630-1.png||height="610" width="945"]]
2128 -
2129 -
2130 -== 5.8 Can LT22222-L save RO state? ==
2131 -
2132 -
2133 -Firmware version needs to be no less than 1.6.0.
2134 -
2135 -
2136 -
2137 2137  = 6. Trouble Shooting =
2138 -
2139 -
2140 2140  )))
2141 2141  
2142 2142  (((
... ... @@ -2196,6 +2196,8 @@
2196 2196  * (% style="color:red" %)**IN865**(%%):  LT with frequency bands IN865
2197 2197  * (% style="color:red" %)**CN779**(%%):  LT with frequency bands CN779
2198 2198  
2021 +
2022 +
2199 2199  = 8. Packing Info =
2200 2200  
2201 2201  
... ... @@ -2213,6 +2213,8 @@
2213 2213  * Package Size / pcs : 14.5 x 8 x 5 cm
2214 2214  * Weight / pcs : 170g
2215 2215  
2040 +
2041 +
2216 2216  = 9. Support =
2217 2217  
2218 2218  
... ... @@ -2223,6 +2223,8 @@
2223 2223  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]]
2224 2224  
2225 2225  
2052 +
2053 +
2226 2226  
2227 2227  )))
2228 2228  
... ... @@ -2232,3 +2232,5 @@
2232 2232  * 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]]
2233 2233  * [[Datasheet, Document Base>>https://www.dropbox.com/sh/gxxmgks42tqfr3a/AACEdsj_mqzeoTOXARRlwYZ2a?dl=0]]
2234 2234  * [[Hardware Source>>url:https://github.com/dragino/Lora/tree/master/LT/LT-33222-L/v1.0]]
2063 +
2064 +
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