Last modified by Saxer Lin on 2025/04/15 17:24
<
From version < 106.1 >
edited by Bei Jinggeng
on 2022/11/18 10:02
To version < 90.9 >
edited by Xiaoling
on 2022/08/18 13:43
>
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  * (((
... ... @@ -180,7 +180,7 @@
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
... ... @@ -212,18 +212,13 @@
212 212  * 1 x Counting Port
213 213  )))
214 214  
215 -
216 216  = 2. Power ON Device =
217 217  
218 218  
219 -(((
220 220  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 -)))
222 222  
223 223  (((
224 224  PWR will on when device is properly powered.
225 -
226 -
227 227  )))
228 228  
229 229  [[image:1653297104069-180.png]]
... ... @@ -232,7 +232,6 @@
232 232  
233 233  = 3. Operation Mode =
234 234  
235 -
236 236  == 3.1 How it works? ==
237 237  
238 238  
... ... @@ -277,12 +277,12 @@
277 277  
278 278  Input these keys in the LoRaWAN Server portal. Below is TTN screen shot:
279 279  
280 -**Add APP EUI in the application.**
271 +Add APP EUI in the application.
281 281  
282 282  [[image:1653297955910-247.png||height="321" width="716"]]
283 283  
284 284  
285 -**Add APP KEY and DEV EUI**
276 +Add APP KEY and DEV EUI
286 286  
287 287  [[image:1653298023685-319.png]]
288 288  
... ... @@ -290,8 +290,6 @@
290 290  
291 291  (((
292 292  (% 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.
293 -
294 -
295 295  )))
296 296  
297 297  [[image:1653298044601-602.png||height="405" width="709"]]
... ... @@ -314,9 +314,7 @@
314 314  === 3.3.1 AT+MOD~=1, 2ACI+2AVI ===
315 315  
316 316  
317 -(((
318 318  The uplink payload includes totally 9 bytes. Uplink packets use FPORT=2 and every 10 minutes send one uplink by default.
319 -)))
320 320  
321 321  [[image:image-20220523174024-3.png]]
322 322  
... ... @@ -332,7 +332,7 @@
332 332  * DI is for digital input. DIx=1: high or float, DIx=0: low.
333 333  * DO is for reverse digital output. DOx=1: output low, DOx=0: high or float.
334 334  
335 -(% 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
336 336  
337 337  For example if payload is: [[image:image-20220523175847-2.png]]
338 338  
... ... @@ -371,9 +371,7 @@
371 371  === 3.3.2 AT+MOD~=2, (Double DI Counting) ===
372 372  
373 373  
374 -(((
375 375  **For LT-22222-L**: this mode the **DI1 and DI2** are used as counting pins.
376 -)))
377 377  
378 378  (((
379 379  Total : 11 bytes payload
... ... @@ -393,7 +393,7 @@
393 393  * DO is for reverse digital output. DOx=1: output low, DOx=0: high or float.
394 394  
395 395  (((
396 -(% 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.
397 397  )))
398 398  
399 399  (((
... ... @@ -405,22 +405,16 @@
405 405  (% class="box infomessage" %)
406 406  (((
407 407  (((
408 -(((
409 409  **AT+MOD=2**
410 -)))
411 411  
412 -(((
413 413  **ATZ**
414 414  )))
415 415  )))
416 -)))
417 417  
418 418  (((
419 419  
420 420  
421 421  (% style="color:#4f81bd" %)**AT Commands for counting:**
422 -
423 -
424 424  )))
425 425  
426 426  (((
... ... @@ -462,7 +462,7 @@
462 462  * DO is for reverse digital output. DOx=1: output low, DOx=0: high or float.
463 463  
464 464  (((
465 -(% 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.
466 466  )))
467 467  
468 468  
... ... @@ -473,15 +473,11 @@
473 473  (% class="box infomessage" %)
474 474  (((
475 475  (((
476 -(((
477 477  **AT+MOD=3**
478 -)))
479 479  
480 -(((
481 481  **ATZ**
482 482  )))
483 483  )))
484 -)))
485 485  
486 486  (((
487 487  Other AT Commands for counting are similar to [[MOD2 Counting Command>>||anchor="H3.3.2AT2BMOD3D22C28DoubleDICounting29"]].
... ... @@ -492,13 +492,9 @@
492 492  === 3.3.4 AT+MOD~=4, Single DI Counting + 1 x Voltage Counting ===
493 493  
494 494  
495 -(((
496 496  **LT22222-L**: This mode the DI1 is used as a counting pin.
497 -)))
498 498  
499 -(((
500 500  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.
501 -)))
502 502  
503 503  [[image:image-20220523181903-8.png]]
504 504  
... ... @@ -514,7 +514,7 @@
514 514  * DO is for reverse digital output. DOx=1: output low, DOx=0: high or float.
515 515  
516 516  (((
517 -(% 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.
518 518  )))
519 519  
520 520  (((
... ... @@ -526,17 +526,14 @@
526 526  (% class="box infomessage" %)
527 527  (((
528 528  (((
529 -(((
530 530  **AT+MOD=4**
531 -)))
532 532  
533 -(((
534 534  **ATZ**
535 535  )))
536 536  )))
537 -)))
538 538  
539 539  
507 +
540 540  (((
541 541  Other AT Commands for counting are similar to [[MOD2 Counting Command>>||anchor="H3.3.2AT2BMOD3D22C28DoubleDICounting29"]].
542 542  )))
... ... @@ -578,7 +578,7 @@
578 578  )))
579 579  
580 580  (((
581 -(% 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.
582 582  )))
583 583  
584 584  (((
... ... @@ -590,15 +590,11 @@
590 590  (% class="box infomessage" %)
591 591  (((
592 592  (((
593 -(((
594 594  **AT+MOD=5**
595 -)))
596 596  
597 -(((
598 598  **ATZ**
599 599  )))
600 600  )))
601 -)))
602 602  
603 603  (((
604 604  Other AT Commands for counting are similar to [[MOD2 Counting Command>>||anchor="H3.3.2AT2BMOD3D22C28DoubleDICounting29"]].
... ... @@ -628,7 +628,6 @@
628 628  
629 629  Format: AT+AVLIM=<AV1_LIMIT_LOW>,< AV1_LIMIT_HIGH>,<AV2_LIMIT_LOW>,< AV2_LIMIT_HIGH>
630 630  
631 -
632 632  **Example:**
633 633  
634 634  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)
... ... @@ -641,7 +641,6 @@
641 641  
642 642  Format: AT+ACLIM=<AC1_LIMIT_LOW>,< AC1_LIMIT_HIGH>,<AC2_LIMIT_LOW>,< AC2_LIMIT_HIGH>
643 643  
644 -
645 645  **Example:**
646 646  
647 647  AT+ACLIM=10000,15000,0,0   (If ACI1 voltage lower than 10mA or higher than 15mA, trigger an uplink)
... ... @@ -660,7 +660,6 @@
660 660  AT+ DTRI =1,0   (Enable DI1 trigger / disable DI2 trigger)
661 661  
662 662  
663 -
664 664  (% style="color:#037691" %)**Downlink Command to set Trigger Condition:**
665 665  
666 666  Type Code: 0xAA. Downlink command same as AT Command **AT+AVLIM, AT+ACLIM**
... ... @@ -709,7 +709,6 @@
709 709  10100000: Means the system has configure to use the trigger: AC1_LOW and AV2_LOW
710 710  
711 711  
712 -
713 713  (% style="color:#4f81bd" %)**TRI Status1**(%%) is a combination to show which condition is trigger. Totally 1byte as below
714 714  
715 715  [[image:image-20220524090249-3.png]]
... ... @@ -721,7 +721,6 @@
721 721  10000000: Means this packet is trigger by AC1_LOW. Means voltage too low.
722 722  
723 723  
724 -
725 725  (% style="color:#4f81bd" %)**TRI_DI FLAG+STA **(%%)is a combination to show which condition is trigger. Totally 1byte as below
726 726  
727 727  [[image:image-20220524090456-4.png]]
... ... @@ -735,7 +735,6 @@
735 735  00000101: Means both DI1 and DI2 trigger are enabled.
736 736  
737 737  
738 -
739 739  (% style="color:#4f81bd" %)**Enable/Disable MOD6 **(%%): 0x01: MOD6 is enable. 0x00: MOD6 is disable.
740 740  
741 741  Downlink command to poll MOD6 status:
... ... @@ -751,7 +751,7 @@
751 751  (((
752 752  
753 753  
754 -**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]]
755 755  )))
756 756  
757 757  
... ... @@ -759,27 +759,22 @@
759 759  == 3.4 ​Configure LT via AT or Downlink ==
760 760  
761 761  
762 -(((
763 763  User can configure LT I/O Controller via AT Commands or LoRaWAN Downlink Commands
764 -)))
765 765  
766 766  (((
767 -(((
768 768  There are two kinds of Commands:
769 769  )))
770 -)))
771 771  
772 -* (% 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]]
773 773  
774 -* (% 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:
775 775  
776 776  
731 +
777 777  === 3.4.1 Common Commands ===
778 778  
779 779  
780 -(((
781 781  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]]
782 -)))
783 783  
784 784  
785 785  
... ... @@ -793,7 +793,7 @@
793 793  
794 794  * (% style="color:#037691" %)**AT Command:**
795 795  
796 -(% style="color:blue" %)**AT+TDC=N **
749 +**AT+TDC=N **
797 797  
798 798  
799 799  **Example: **AT+TDC=30000. Means set interval to 30 seconds
... ... @@ -801,10 +801,11 @@
801 801  
802 802  * (% style="color:#037691" %)**Downlink Payload (prefix 0x01):**
803 803  
804 -(% 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)**
805 805  
806 806  
807 807  
761 +
808 808  ==== 3.4.2.2 Set Work Mode (AT+MOD) ====
809 809  
810 810  
... ... @@ -812,7 +812,7 @@
812 812  
813 813  * (% style="color:#037691" %)**AT Command:**
814 814  
815 -(% style="color:blue" %)**AT+MOD=N  **
769 +**AT+MOD=N  **
816 816  
817 817  
818 818  **Example**: AT+MOD=2. Set work mode to Double DI counting mode
... ... @@ -820,10 +820,11 @@
820 820  
821 821  * (% style="color:#037691" %)**Downlink Payload (prefix 0x0A):**
822 822  
823 -(% style="color:blue" %)**0x0A aa  **(%%)** ** ~/~/ Same as AT+MOD=aa
777 +**0x0A aa    ** ~/~/ Same as AT+MOD=aa
824 824  
825 825  
826 826  
781 +
827 827  ==== 3.4.2.3 Poll an uplink ====
828 828  
829 829  
... ... @@ -834,13 +834,13 @@
834 834  
835 835  * (% style="color:#037691" %)**Downlink Payload (prefix 0x08):**
836 836  
837 -(% style="color:blue" %)**0x08 FF  **(%%)** **~/~/ Poll an uplink
792 +**0x08 FF     **~/~/ Poll an uplink
838 838  
839 -
840 840  **Example**: 0x08FF, ask device to send an Uplink
841 841  
842 842  
843 843  
798 +
844 844  ==== 3.4.2.4 Enable Trigger Mode ====
845 845  
846 846  
... ... @@ -848,16 +848,16 @@
848 848  
849 849  * (% style="color:#037691" %)**AT Command:**
850 850  
851 -(% style="color:blue" %)**AT+ADDMOD6=1 or 0**
806 +**AT+ADDMOD6=1 or 0**
852 852  
853 -(% style="color:red" %)**1:** (%%)Enable Trigger Mode
808 +1: Enable Trigger Mode
854 854  
855 -(% style="color:red" %)**0: **(%%)Disable Trigger Mode
810 +0: Disable Trigger Mode
856 856  
857 857  
858 858  * (% style="color:#037691" %)**Downlink Payload (prefix 0x0A 06):**
859 859  
860 -(% style="color:blue" %)**0x0A 06 aa    **(%%) ~/~/ Same as AT+ADDMOD6=aa
815 +**0x0A 06 aa    ** ~/~/ Same as AT+ADDMOD6=aa
861 861  
862 862  
863 863  
... ... @@ -874,10 +874,11 @@
874 874  
875 875  * (% style="color:#037691" %)**Downlink Payload (prefix 0x AB 06):**
876 876  
877 -(% 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
878 878  
879 879  
880 880  
836 +
881 881  ==== 3.4.2.6 Enable / Disable DI1/DI2/DI3 as trigger ====
882 882  
883 883  
... ... @@ -885,7 +885,7 @@
885 885  
886 886  * (% style="color:#037691" %)**AT Command:**
887 887  
888 -(% style="color:blue" %)**Format: AT+DTRI=<DI1_TIRGGER_FlAG>,< DI2_TIRGGER_FlAG >**
844 +**Format: AT+DTRI=<DI1_TIRGGER_FlAG>,< DI2_TIRGGER_FlAG >**
889 889  
890 890  
891 891  **Example:**
... ... @@ -894,10 +894,11 @@
894 894  
895 895  * (% style="color:#037691" %)**Downlink Payload (prefix 0xAA 02):**
896 896  
897 -(% style="color:blue" %)**0xAA 02 aa bb   ** (%%) ~/~/ Same as AT+DTRI=aa,bb
853 +**0xAA 02 aa bb        **~/~/ Same as AT+DTRI=aa,bb
898 898  
899 899  
900 900  
857 +
901 901  ==== 3.4.2.7 Trigger1 – Set DI1 or DI3 as trigger ====
902 902  
903 903  
... ... @@ -905,11 +905,11 @@
905 905  
906 906  * (% style="color:#037691" %)**AT Command:**
907 907  
908 -(% style="color:blue" %)**AT+TRIG1=a,b**
865 +**AT+TRIG1=a,b**
909 909  
910 -(% 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).
911 911  
912 -(% style="color:red" %)**b :** (%%)delay timing.
869 +b : delay timing.
913 913  
914 914  
915 915  **Example:**
... ... @@ -918,11 +918,9 @@
918 918  
919 919  
920 920  * (% style="color:#037691" %)**Downlink Payload (prefix 0x09 01 ):**
878 +* **0x09 01 aa bb cc    ** ~/~/ same as AT+TRIG1=aa,0x(bb cc)
921 921  
922 -(% style="color:blue" %)**0x09 01 aa bb cc    ** (%%) ~/~/ same as AT+TRIG1=aa,0x(bb cc)
923 923  
924 -
925 -
926 926  ==== 3.4.2.8 Trigger2 – Set DI2 as trigger ====
927 927  
928 928  
... ... @@ -930,13 +930,14 @@
930 930  
931 931  * (% style="color:#037691" %)**AT Command:**
932 932  
933 -(% style="color:blue" %)**AT+TRIG2=a,b**
888 +**AT+TRIG2=a,b**
934 934  
935 -(% style="color:red" %)**a :** (%%)Interrupt mode. 0: falling edge; 1: rising edge, 2: falling and raising edge(for MOD=1).
936 936  
937 -(% style="color:red" %)**b :** (%%)delay timing.
891 +a : Interrupt mode. 0: falling edge; 1: rising edge, 2: falling and raising edge(for MOD=1).
938 938  
893 +b : delay timing.
939 939  
895 +
940 940  **Example:**
941 941  
942 942  AT+TRIG2=0,100(set DI1 port to trigger on low level, valid signal is 100ms )
... ... @@ -944,10 +944,11 @@
944 944  
945 945  * (% style="color:#037691" %)**Downlink Payload (prefix 0x09 02 ):**
946 946  
947 -(% 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)
948 948  
949 949  
950 950  
907 +
951 951  ==== 3.4.2.9 Trigger – Set AC (current) as trigger ====
952 952  
953 953  
... ... @@ -955,15 +955,16 @@
955 955  
956 956  * (% style="color:#037691" %)**AT Command**
957 957  
958 -(% style="color:blue" %)**AT+ACLIM**
915 +**AT+ACLIM**
959 959  
960 960  
961 961  * (% style="color:#037691" %)**Downlink Payload (prefix 0xAA 01 )**
962 962  
963 -(% 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"]]
964 964  
965 965  
966 966  
924 +
967 967  ==== 3.4.2.10 Trigger – Set AV (voltage) as trigger ====
968 968  
969 969  
... ... @@ -971,15 +971,16 @@
971 971  
972 972  * (% style="color:#037691" %)**AT Command**
973 973  
974 -(% style="color:blue" %)**AT+AVLIM    **(%%)** See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]**
932 +**AT+AVLIM  See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]**
975 975  
976 976  
977 977  * (% style="color:#037691" %)**Downlink Payload (prefix 0xAA 00 )**
978 978  
979 -(% 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"]]
980 980  
981 981  
982 982  
941 +
983 983  ==== 3.4.2.11 Trigger – Set minimum interval ====
984 984  
985 985  
... ... @@ -987,21 +987,22 @@
987 987  
988 988  * (% style="color:#037691" %)**AT Command**
989 989  
990 -(% 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.
991 991  
992 992  
993 993  * (% style="color:#037691" %)**Downlink Payload (prefix 0xAC )**
994 994  
995 -(% 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)
996 996  
997 997  (((
998 998  
999 999  
1000 -(% style="color:red" %)**Note: ATDC setting must be more than 5min**
959 +(% style="color:red" %)Note: ATDC setting must be more than 5min
1001 1001  )))
1002 1002  
1003 1003  
1004 1004  
964 +
1005 1005  ==== 3.4.2.12 DO ~-~- Control Digital Output DO1/DO2/DO3 ====
1006 1006  
1007 1007  
... ... @@ -1011,7 +1011,7 @@
1011 1011  
1012 1012  
1013 1013  * (% style="color:#037691" %)**Downlink Payload (prefix 0x02)**
1014 -* (% style="color:blue" %)**0x02 aa bb cc     ** (%%)~/~/ Set DO1/DO2/DO3 output
974 +* **0x02 aa bb cc     **~/~/ Set DO1/DO2/DO3 output
1015 1015  
1016 1016  (((
1017 1017  If payload = 0x02010001, while there is load between V+ and DOx, it means set DO1 to low, DO2 to high and DO3 to low.
... ... @@ -1024,15 +1024,16 @@
1024 1024  [[image:image-20220524092754-5.png]]
1025 1025  
1026 1026  (((
1027 -(% 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.
1028 1028  )))
1029 1029  
1030 1030  (((
1031 -(% 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.
1032 1032  )))
1033 1033  
1034 1034  
1035 1035  
996 +
1036 1036  ==== 3.4.2.13 DO ~-~- Control Digital Output DO1/DO2/DO3 with time control ====
1037 1037  
1038 1038  
... ... @@ -1043,7 +1043,7 @@
1043 1043  
1044 1044  * (% style="color:#037691" %)**Downlink Payload (prefix 0xA9)**
1045 1045  
1046 -(% 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
1047 1047  
1048 1048  
1049 1049  This is to control the digital output time of DO pin. Include four bytes:
... ... @@ -1072,11 +1072,11 @@
1072 1072  [[image:image-20220524093351-8.png]]
1073 1073  
1074 1074  
1075 -(% style="color:#4f81bd" %)**Sixth and Seventh and Eighth and Ninth Byte**:
1036 +(% style="color:#4f81bd" %)**Sixth and Seventh Byte**:
1076 1076  
1077 1077   Latching time. Unit: ms
1078 1078  
1079 -(% style="color:red" %)**Device will upload a packet if downlink code executes successfully.**
1040 +Device will upload a packet if downlink code executes successfully.
1080 1080  
1081 1081  
1082 1082  **Example payload:**
... ... @@ -1099,6 +1099,7 @@
1099 1099  
1100 1100  
1101 1101  
1063 +
1102 1102  ==== 3.4.2.14 Relay ~-~- Control Relay Output RO1/RO2 ====
1103 1103  
1104 1104  
... ... @@ -1109,7 +1109,7 @@
1109 1109  
1110 1110  * (% style="color:#037691" %)**Downlink Payload (prefix 0x03):**
1111 1111  
1112 -(% style="color:blue" %)**0x03 aa bb     ** (%%)~/~/ Set RO1/RO2 output
1074 +**0x03 aa bb     **~/~/ Set RO1/RO2 output
1113 1113  
1114 1114  
1115 1115  (((
... ... @@ -1124,7 +1124,7 @@
1124 1124  [[image:image-20220524093724-9.png]]
1125 1125  )))
1126 1126  
1127 -(% style="color:red" %)**Device will upload a packet if downlink code executes successfully.**
1089 +Device will upload a packet if downlink code executes successfully.
1128 1128  
1129 1129  
1130 1130  
... ... @@ -1139,7 +1139,7 @@
1139 1139  
1140 1140  * (% style="color:#037691" %)**Downlink Payload (prefix 0x05):**
1141 1141  
1142 -(% 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
1143 1143  
1144 1144  
1145 1145  This is to control the relay output time of relay. Include four bytes:
... ... @@ -1155,12 +1155,12 @@
1155 1155  
1156 1156  (% style="color:#4f81bd" %)**Third Byte(bb)**(%%): Control Method and Ports status:
1157 1157  
1158 -[[image:image-20221008095908-1.png||height="364" width="564"]]
1120 +[[image:image-20220714135731-1.png||height="406" width="627"]]
1159 1159  
1160 1160  
1161 -(% 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
1162 1162  
1163 -(% style="color:red" %)**Device will upload a packet if downlink code executes successfully.**
1125 +Device will upload a packet if downlink code executes successfully.
1164 1164  
1165 1165  
1166 1166  **Example payload:**
... ... @@ -1183,6 +1183,7 @@
1183 1183  
1184 1184  
1185 1185  
1148 +
1186 1186  ==== 3.4.2.16 Counting ~-~- Voltage threshold counting ====
1187 1187  
1188 1188  
... ... @@ -1190,33 +1190,39 @@
1190 1190  
1191 1191  * (% style="color:#037691" %)**AT Command:**
1192 1192  
1193 -(% style="color:blue" %)**AT+VOLMAX   ** (%%)~/~/ See [[MOD4>>||anchor="H3.3.4AT2BMOD3D42CSingleDICounting2B1xVoltageCounting"]]
1156 +**AT+VOLMAX   ** ~/~/ See [[MOD4>>||anchor="H3.3.4AT2BMOD3D42CSingleDICounting2B1xVoltageCounting"]]
1194 1194  
1195 1195  
1196 1196  * (% style="color:#037691" %)**Downlink Payload (prefix 0xA5):**
1197 1197  
1198 -(% 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
1199 1199  
1200 1200  
1201 1201  
1165 +
1202 1202  ==== 3.4.2.17 Counting ~-~- Pre-configure the Count Number ====
1203 1203  
1204 1204  
1205 1205  * (% style="color:#037691" %)**AT Command:**
1206 1206  
1207 -(% style="color:blue" %)**AT+SETCNT=aa,(bb cc dd ee) **
1171 +**AT+SETCNT=aa,(bb cc dd ee) **
1208 1208  
1209 -(% style="color:red" %)**aa:**(%%) 1: Set count1; 2: Set count2; 3: Set AV1 count
1173 +aa: 1: Set count1,
1210 1210  
1211 -(% style="color:red" %)**bb cc dd ee: **(%%)number to be set
1175 +2: Set count2,
1212 1212  
1177 +3: Set AV1 count
1213 1213  
1179 +Bb cc dd ee: number to be set
1180 +
1181 +
1214 1214  * (% style="color:#037691" %)**Downlink Payload (prefix 0xA8):**
1215 1215  
1216 -(% 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)
1217 1217  
1218 1218  
1219 1219  
1188 +
1220 1220  ==== 3.4.2.18 Counting ~-~- Clear Counting ====
1221 1221  
1222 1222  
... ... @@ -1224,139 +1224,36 @@
1224 1224  
1225 1225  * (% style="color:#037691" %)**AT Command:**
1226 1226  
1227 -(% style="color:blue" %)**AT+CLRCOUNT **(%%) ~/~/ clear all counting
1196 +**AT+CLRCOUNT ** ~/~/ clear all counting
1228 1228  
1229 1229  
1230 1230  * (% style="color:#037691" %)**Downlink Payload (prefix 0xA6):**
1231 1231  
1232 -(% style="color:blue" %)**0x A6 01    ** (%%)~/~/ clear all counting
1201 +**0x A6 01    ** ~/~/ clear all counting
1233 1233  
1234 1234  
1235 1235  
1205 +
1236 1236  ==== 3.4.2.19 Counting ~-~- Change counting mode save time ====
1237 1237  
1238 1238  
1239 1239  * (% style="color:#037691" %)**AT Command:**
1240 1240  
1241 -(% 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)
1242 1242  
1243 1243  
1244 1244  * (% style="color:#037691" %)**Downlink Payload (prefix 0xA7):**
1245 1245  
1246 -(% 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,
1247 1247  
1248 1248  (((
1249 1249  range: aa bb cc:0 to 16777215,  (unit:second)
1250 -)))
1251 1251  
1252 -
1253 -
1254 -==== 3.4.2.20 Reset save RO DO state ====
1255 -
1256 -
1257 -* (% style="color:#037691" %)**AT Command:**
1258 -
1259 -(% style="color:blue" %)**AT+RODORET=1    **(%%)~/~/ RODO will close when the device joining the network. (default)
1260 -
1261 -(% style="color:blue" %)**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.
1262 -
1263 -
1264 -* (% style="color:#037691" %)**Downlink Payload (prefix 0xAD):**
1265 -
1266 -(% style="color:blue" %)**0x AD aa      ** (%%)~/~/ same as AT+RODORET =aa
1267 -
1268 -
1269 -
1270 -==== 3.4.2.21 Encrypted payload ====
1271 -
1272 -
1273 -* (% style="color:#037691" %)**AT Command:**
1274 -
1275 -(% style="color:blue" %)**AT+DECRYPT=1  ** (%%)~/~/ The payload is uploaded without encryption
1276 -
1277 -(% style="color:blue" %)**AT+DECRYPT=0    **(%%)~/~/  Encrypt when uploading payload (default)
1278 -
1279 -
1280 -
1281 -==== 3.4.2.22 Get sensor value ====
1282 -
1283 -
1284 -* (% style="color:#037691" %)**AT Command:**
1285 -
1286 -(% style="color:blue" %)**AT+GETSENSORVALUE=0    **(%%)~/~/ The serial port gets the reading of the current sensor
1287 -
1288 -(% style="color:blue" %)**AT+GETSENSORVALUE=1    **(%%)~/~/ The serial port gets the current sensor reading and uploads it.
1289 -
1290 -
1291 -
1292 -==== 3.4.2.23 Resets the downlink packet count ====
1293 -
1294 -
1295 -* (% style="color:#037691" %)**AT Command:**
1296 -
1297 -(% 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)
1298 -
1299 -(% 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.
1300 -
1301 -
1302 -
1303 -
1304 -==== 3.4.2.24 When the limit bytes are exceeded, upload in batches ====
1305 -
1306 -
1307 -* (% style="color:#037691" %)**AT Command:**
1308 -
1309 -(% 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)
1310 -
1311 -(% 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.
1312 -
1313 -
1314 -* (% style="color:#037691" %)**Downlink Payload **(%%)**:**
1315 -
1316 -(% style="color:blue" %)**0x21 00 01 ** (%%) ~/~/ Set  the DISMACANS=1
1317 -
1318 -
1319 -
1320 -
1321 -==== 3.4.2.25 Copy downlink to uplink ====
1322 -
1323 -
1324 -* (% style="color:#037691" %)**AT Command**(%%)**:**
1325 -
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.
1327 -
1328 -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.
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-20220823173747-6.png?width=1124&height=165&rev=1.1||alt="image-20220823173747-6.png"]]
1332 -
1333 -For example, sending 11 22 33 44 55 66 77 will return invalid configuration 00 11 22 33 44 55 66 77.
1334 -
1335 -
1336 -
1337 -[[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"]]
1338 -
1339 -For example, if 01 00 02 58 is issued, a valid configuration of 01 01 00 02 58 will be returned.
1340 -
1341 -
1342 -
1343 -==== 3.4.2.26 Query version number and frequency band 、TDC ====
1344 -
1345 -
1346 -* (((
1347 -(% style="color:#037691" %)**Downlink Payload**(%%)**:**
1348 -
1349 -(% style="color:blue" %)**26 01  ** (%%) ~/~/  Downlink 26 01 can query device upload frequency, frequency band, software version number, TDC time.
1350 -
1351 1351  
1352 1352  )))
1353 1353  
1354 -**Example：**
1355 1355  
1356 -[[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"]]
1357 1357  
1358 -
1359 -
1360 1360  == 3.5 Integrate with Mydevice ==
1361 1361  
1362 1362  
... ... @@ -1455,10 +1455,10 @@
1455 1455  )))
1456 1456  
1457 1457  * (((
1458 -Connect sensor's output to DI1-
1324 +Connect sensor’s output to DI1-
1459 1459  )))
1460 1460  * (((
1461 -Connect sensor's VCC to DI1+.
1327 +Connect sensor’s VCC to DI1+.
1462 1462  )))
1463 1463  
1464 1464  (((
... ... @@ -1466,11 +1466,11 @@
1466 1466  )))
1467 1467  
1468 1468  (((
1469 -[[image:1653968155772-850.png||height="23" width="19"]]**= DI1**+** / 1K.**
1335 +[[image:1653968155772-850.png||height="23" width="19"]]**= DI1+ / 1K.**
1470 1470  )))
1471 1471  
1472 1472  (((
1473 -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.
1474 1474  )))
1475 1475  
1476 1476  (((
... ... @@ -1488,10 +1488,10 @@
1488 1488  )))
1489 1489  
1490 1490  * (((
1491 -Connect sensor's output to DI1+
1357 +Connect sensor’s output to DI1+
1492 1492  )))
1493 1493  * (((
1494 -Connect sensor's GND DI1-.
1360 +Connect sensor’s GND DI1-.
1495 1495  )))
1496 1496  
1497 1497  (((
... ... @@ -1521,10 +1521,10 @@
1521 1521  )))
1522 1522  
1523 1523  * (((
1524 -Connect sensor's output to DI1+ with a serial 50K resistor
1390 +Connect sensor’s output to DI1+ with a serial 50K resistor
1525 1525  )))
1526 1526  * (((
1527 -Connect sensor's GND DI1-.
1393 +Connect sensor’s GND DI1-.
1528 1528  )))
1529 1529  
1530 1530  (((
... ... @@ -1544,10 +1544,8 @@
1544 1544  === 3.6.3 Digital Output Port: DO1/DO2 /DO3 ===
1545 1545  
1546 1546  
1547 -**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.
1548 1548  
1549 -Note: DO pins go to float when device is power off.
1550 -
1551 1551  [[image:1653357531600-905.png]]
1552 1552  
1553 1553  
... ... @@ -1567,13 +1567,13 @@
1567 1567  We take the wind speed sensor as an example for reference only.
1568 1568  
1569 1569  
1570 -(% style="color:blue" %)**Specifications of the wind speed sensor:**
1434 +**Specifications of the wind speed sensor:**
1571 1571  
1572 -**Red:  12~~24v**
1436 +Red:  12~~24v
1573 1573  
1574 -**Yellow:  4~~20mA**
1438 +Yellow:  4~~20mA
1575 1575  
1576 -**Black:  GND**
1440 +Black:  GND
1577 1577  
1578 1578  
1579 1579  **Connection diagram:**
... ... @@ -1588,14 +1588,11 @@
1588 1588  
1589 1589  
1590 1590  (((
1591 -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:
1592 -
1593 -**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:
1594 1594  )))
1595 1595  
1596 1596  [[image:image-20220524100215-9.png]]
1597 1597  
1598 -
1599 1599  [[image:image-20220524100215-10.png||height="382" width="723"]]
1600 1600  
1601 1601  
... ... @@ -1613,14 +1613,8 @@
1613 1613  == 4.1 Access AT Command ==
1614 1614  
1615 1615  
1616 -(((
1617 1617  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.
1618 -)))
1619 1619  
1620 -(((
1621 -
1622 -)))
1623 -
1624 1624  [[image:1653358238933-385.png]]
1625 1625  
1626 1626  
... ... @@ -1648,7 +1648,7 @@
1648 1648  )))
1649 1649  
1650 1650  (((
1651 -AT+<CMD>=?       :  Get the value
1506 +AT+<CMD>=?       : Get the value
1652 1652  )))
1653 1653  
1654 1654  (((
... ... @@ -1676,11 +1676,11 @@
1676 1676  )))
1677 1677  
1678 1678  (((
1679 -AT+APPSKEY:  Get or Set the Application Session Key
1534 +AT+APPSKEY: Get or Set the Application Session Key
1680 1680  )))
1681 1681  
1682 1682  (((
1683 -AT+APPEUI:  Get or Set the Application EUI
1538 +AT+APPEUI: Get or Set the Application EUI
1684 1684  )))
1685 1685  
1686 1686  (((
... ... @@ -1692,7 +1692,7 @@
1692 1692  )))
1693 1693  
1694 1694  (((
1695 -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)  
1696 1696  )))
1697 1697  
1698 1698  (((
... ... @@ -1728,7 +1728,7 @@
1728 1728  )))
1729 1729  
1730 1730  (((
1731 -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)
1732 1732  )))
1733 1733  
1734 1734  (((
... ... @@ -1772,7 +1772,7 @@
1772 1772  )))
1773 1773  
1774 1774  (((
1775 -AT+VER:  Get current image version and Frequency Band
1630 +AT+VER: Get current image version and Frequency Band
1776 1776  )))
1777 1777  
1778 1778  (((
... ... @@ -1780,7 +1780,7 @@
1780 1780  )))
1781 1781  
1782 1782  (((
1783 -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)
1784 1784  )))
1785 1785  
1786 1786  (((
... ... @@ -1829,42 +1829,40 @@
1829 1829  (((
1830 1830  
1831 1831  
1832 -(((
1833 -(% style="color:blue" %)**If device has not joined network yet:**
1687 +**If device has not joined network yet:**
1834 1834  )))
1835 -)))
1836 1836  
1837 1837  (((
1838 -(% style="background-color:#dcdcdc" %)**123456**
1691 +(% style="background-color:#dcdcdc" %)123456
1839 1839  )))
1840 1840  
1841 1841  (((
1842 -(% style="background-color:#dcdcdc" %)**AT+FDR**
1695 +(% style="background-color:#dcdcdc" %)AT+FDR
1843 1843  )))
1844 1844  
1845 1845  (((
1846 -(% style="background-color:#dcdcdc" %)**123456**
1699 +(% style="background-color:#dcdcdc" %)123456
1847 1847  )))
1848 1848  
1849 1849  (((
1850 -(% style="background-color:#dcdcdc" %)**AT+NJM=0**
1703 +(% style="background-color:#dcdcdc" %)AT+NJM=0
1851 1851  )))
1852 1852  
1853 1853  (((
1854 -(% style="background-color:#dcdcdc" %)**ATZ**
1707 +(% style="background-color:#dcdcdc" %)ATZ
1855 1855  )))
1856 1856  
1857 1857  
1858 1858  (((
1859 -(% style="color:blue" %)**If device already joined network:**
1712 +**If device already joined network:**
1860 1860  )))
1861 1861  
1862 1862  (((
1863 -(% style="background-color:#dcdcdc" %)**AT+NJM=0**
1716 +(% style="background-color:#dcdcdc" %)AT+NJM=0
1864 1864  )))
1865 1865  
1866 1866  (((
1867 -(% style="background-color:#dcdcdc" %)**ATZ**
1720 +(% style="background-color:#dcdcdc" %)ATZ
1868 1868  )))
1869 1869  
1870 1870  
... ... @@ -1874,57 +1874,55 @@
1874 1874  (((
1875 1875  
1876 1876  
1877 -(((
1878 -(% style="background-color:#dcdcdc" %)**123456**(%%)  ~/~/ Enter Password to have AT access.
1730 +(% style="background-color:#dcdcdc" %)123456(%%)  Enter Password to have AT access.
1879 1879  )))
1880 -)))
1881 1881  
1882 1882  (((
1883 -(% 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
1884 1884  )))
1885 1885  
1886 1886  (((
1887 -(% style="background-color:#dcdcdc" %)** 123456**(%%)  ~/~/ Enter Password to have AT access.
1738 +(% style="background-color:#dcdcdc" %) 123456(%%)  Enter Password to have AT access.
1888 1888  )))
1889 1889  
1890 1890  (((
1891 -(% 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
1892 1892  )))
1893 1893  
1894 1894  (((
1895 -(% style="background-color:#dcdcdc" %)** AT+NJM=0**(%%)  ~/~/ Set to ABP mode
1746 +(% style="background-color:#dcdcdc" %) AT+NJM=0(%%)  Set to ABP mode
1896 1896  )))
1897 1897  
1898 1898  (((
1899 -(% 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
1900 1900  )))
1901 1901  
1902 1902  (((
1903 -(% style="background-color:#dcdcdc" %)** AT+DR=5**(%%)  ~/~/ Set Data Rate
1754 +(% style="background-color:#dcdcdc" %) AT+DR=5(%%)  Set Data Rate
1904 1904  )))
1905 1905  
1906 1906  (((
1907 -(% 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
1908 1908  )))
1909 1909  
1910 1910  (((
1911 -(% 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
1912 1912  )))
1913 1913  
1914 1914  (((
1915 -(% 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)
1916 1916  )))
1917 1917  
1918 1918  (((
1919 -(% 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
1920 1920  )))
1921 1921  
1922 1922  (((
1923 -(% 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.
1924 1924  )))
1925 1925  
1926 1926  (((
1927 -(% style="background-color:#dcdcdc" %)** ATZ**         (%%) ~/~/ Reset MCU
1778 +(% style="background-color:#dcdcdc" %) ATZ         (%%) Reset MCU
1928 1928  
1929 1929  
1930 1930  )))
... ... @@ -1934,16 +1934,10 @@
1934 1934  )))
1935 1935  
1936 1936  (((
1937 -**~1. Make sure the device is set to ABP mode in the IoT Server.**
1938 -
1939 -**2. Make sure the LG01/02 gateway RX frequency is exactly the same as AT+CHS setting.**
1940 -
1941 -**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?
1942 -dir=LoRa_Gateway/&file=LoRaWAN%201.0.3%20Regional%20Parameters.xlsx]] to see what DR means.**
1943 -
1944 -**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**
1945 -
1946 -
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
1947 1947  )))
1948 1948  
1949 1949  (((
... ... @@ -1958,15 +1958,12 @@
1958 1958  === 4.2.3 Change to Class A ===
1959 1959  
1960 1960  
1961 -(((
1962 -(% style="color:blue" %)**If sensor JOINED:**
1806 +If sensor JOINED
1807 +(% style="background-color:#dcdcdc" %)AT+CLASS=A
1808 +ATZ
1963 1963  
1964 -(% style="background-color:#dcdcdc" %)**AT+CLASS=A
1965 -ATZ**
1966 -)))
1967 1967  
1968 1968  
1969 -
1970 1970  = 5. FAQ =
1971 1971  
1972 1972  
... ... @@ -1986,14 +1986,12 @@
1986 1986  
1987 1987  (((
1988 1988  (% 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]].
1989 -(% 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/]].
1990 1990  (% style="color:blue" %)**Step3**(%%)**:** Open flashloader; choose the correct COM port to update.
1991 1991  
1992 1992  
1993 -(((
1994 1994  (% style="color:blue" %)**For LT-22222-L**(%%):
1995 1995  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.
1996 -)))
1997 1997  
1998 1998  
1999 1999  )))
... ... @@ -2050,14 +2050,10 @@
2050 2050  
2051 2051  (((
2052 2052  (% 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.
2053 -
2054 -
2055 2055  )))
2056 2056  
2057 2057  (((
2058 2058  [[image:1653360231087-571.png||height="401" width="727"]]
2059 -
2060 -
2061 2061  )))
2062 2062  
2063 2063  (((
... ... @@ -2065,23 +2065,21 @@
2065 2065  )))
2066 2066  
2067 2067  
2068 -
2069 2069  (((
2070 2070  (% style="color:blue" %)**Step2**(%%)**:  **Run AT Command to make LT work in Single frequency & ABP mode. Below is the AT commands:
2071 -
2072 -
2073 2073  )))
2074 2074  
2075 2075  (((
2076 -(% style="background-color:#dcdcdc" %)**123456** (%%) :  Enter Password to have AT access.
2077 -(% style="background-color:#dcdcdc" %)**AT+FDR**(%%)  :  Reset Parameters to Factory Default, Keys Reserve
2078 -(% style="background-color:#dcdcdc" %)**AT+NJM=0** (%%) :  Set to ABP mode
2079 -(% style="background-color:#dcdcdc" %)**AT+ADR=0** (%%) :  Set the Adaptive Data Rate Off
2080 -(% style="background-color:#dcdcdc" %)**AT+DR=5** (%%) :  Set Data Rate (Set AT+DR=3 for 915 band)
2081 -(% style="background-color:#dcdcdc" %)**AT+TDC=60000 **(%%) :  Set transmit interval to 60 seconds
2082 -(% style="background-color:#dcdcdc" %)**AT+CHS=868400000**(%%) : Set transmit frequency to 868.4Mhz
2083 -(% style="background-color:#dcdcdc" %)**AT+DADDR=26 01 1A F1**(%%)  :  Set Device Address to 26 01 1A F1
2084 -(% 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
2085 2085  )))
2086 2086  
2087 2087  
... ... @@ -2104,7 +2104,7 @@
2104 2104  == 5.5 Can i use point to point communication for LT-22222-L? ==
2105 2105  
2106 2106  
2107 -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]]
2108 2108  
2109 2109  
2110 2110  
... ... @@ -2124,25 +2124,7 @@
2124 2124  
2125 2125  
2126 2126  
2127 -== 5.7 Can i set up LT-22222-L as a NC(Normal Close) Relay? ==
2128 -
2129 -
2130 -LT-22222-L built-in relay is NO (Normal Open). User can use an external relay to achieve Normal Close purpose. Diagram as below:
2131 -
2132 -
2133 -[[image:image-20221006170630-1.png||height="610" width="945"]]
2134 -
2135 -
2136 -== 5.8 Can LT22222-L save RO state? ==
2137 -
2138 -
2139 -Firmware version needs to be no less than 1.6.0.
2140 -
2141 -
2142 -
2143 2143  = 6. Trouble Shooting =
2144 -
2145 -
2146 2146  )))
2147 2147  
2148 2148  (((
... ... @@ -2203,6 +2203,7 @@
2203 2203  * (% style="color:red" %)**CN779**(%%):  LT with frequency bands CN779
2204 2204  
2205 2205  
2022 +
2206 2206  = 8. Packing Info =
2207 2207  
2208 2208  
... ... @@ -2221,6 +2221,7 @@
2221 2221  * Weight / pcs : 170g
2222 2222  
2223 2223  
2041 +
2224 2224  = 9. Support =
2225 2225  
2226 2226  
... ... @@ -2231,6 +2231,7 @@
2231 2231  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]]
2232 2232  
2233 2233  
2052 +
2234 2234  
2235 2235  )))
2236 2236  
... ... @@ -2240,3 +2240,5 @@
2240 2240  * 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]]
2241 2241  * [[Datasheet, Document Base>>https://www.dropbox.com/sh/gxxmgks42tqfr3a/AACEdsj_mqzeoTOXARRlwYZ2a?dl=0]]
2242 2242  * [[Hardware Source>>url:https://github.com/dragino/Lora/tree/master/LT/LT-33222-L/v1.0]]
2062 +
2063 +
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