Last modified by Saxer Lin on 2025/04/15 17:24
<
From version < 112.6 >
edited by Xiaoling
on 2023/04/24 11:38
To version < 101.2 >
edited by Xiaoling
on 2022/10/13 16:38
>
Change comment: There is no comment for this version

Summary

Details

Page properties
Content
... ... @@ -15,15 +15,14 @@
15 15  
16 16  = 1.Introduction =
17 17  
18 +
18 18  == 1.1 What is LT Series I/O Controller ==
19 19  
20 20  (((
21 21  
22 22  
23 -(((
24 24  The Dragino (% style="color:blue" %)**LT series I/O Modules**(%%) are Long Range LoRaWAN I/O Controller. It contains different I/O Interfaces such as:** (% style="color:blue" %)analog current Input, analog voltage input(%%)**(% style="color:blue" %), **relay output**, **digital input**(%%) and (% style="color:blue" %)**digital output**(%%) etc. The LT I/O Modules are designed to simplify the installation of I/O monitoring.
25 25  )))
26 -)))
27 27  
28 28  (((
29 29  The LT I/O Controllers allows the user to send data and reach extremely long ranges. It provides ultra-long range spread spectrum communication and high interference immunity whilst minimizing current consumption. It targets professional wireless sensor network applications such as irrigation systems, smart metering, smart cities, smartphone detection, building automation, and so on.
... ... @@ -53,6 +53,7 @@
53 53  
54 54  )))
55 55  
55 +
56 56  == 1.2  Specifications ==
57 57  
58 58  (((
... ... @@ -62,7 +62,7 @@
62 62  )))
63 63  
64 64  * (((
65 -STM32L072xxxx MCU
65 +STM32L072CZT6 MCU
66 66  )))
67 67  * (((
68 68  SX1276/78 Wireless Chip 
... ... @@ -169,6 +169,7 @@
169 169  Packet engine up to 256 bytes with CRC.
170 170  
171 171  
172 +
172 172  
173 173  )))
174 174  
... ... @@ -176,41 +176,32 @@
176 176  
177 177  
178 178  * LoRaWAN Class A & Class C protocol
179 -
180 180  * Optional Customized LoRa Protocol
181 -
182 182  * Frequency Bands: CN470/EU433/KR920/US915/EU868/AS923/AU915/RU864/IN865/MA869
183 -
184 184  * AT Commands to change parameters
185 -
186 186  * Remote configure parameters via LoRa Downlink
187 -
188 188  * Firmware upgradable via program port
189 -
190 190  * Counting
191 191  
192 192  
188 +
193 193  == 1.4  Applications ==
194 194  
195 195  
196 196  * Smart Buildings & Home Automation
197 -
198 198  * Logistics and Supply Chain Management
199 -
200 200  * Smart Metering
201 -
202 202  * Smart Agriculture
203 -
204 204  * Smart Cities
205 -
206 206  * Smart Factory
207 207  
208 208  
200 +
209 209  == 1.5 Hardware Variants ==
210 210  
211 211  
212 -(% border="1" style="background-color:#f2f2f2; width:500px" %)
213 -|(% style="width:103px;background-color:#D9E2F3;color:#0070C0" %)**Model**|(% style="width:131px;background-color:#D9E2F3;color:#0070C0" %)**Photo**|(% style="width:334px;background-color:#D9E2F3;color:#0070C0" %)**Description**
204 +(% border="1" style="background-color:#f7faff; width:500px" %)
205 +|(% style="width:103px" %)**Model**|(% style="width:131px" %)**Photo**|(% style="width:334px" %)**Description**
214 214  |(% style="width:103px" %)**LT22222-L**|(% style="width:131px" %)[[image:1653296302983-697.png]]|(% style="width:334px" %)(((
215 215  * 2 x Digital Input (Bi-direction)
216 216  * 2 x Digital Output
... ... @@ -221,12 +221,11 @@
221 221  )))
222 222  
223 223  
216 +
224 224  = 2. Power ON Device =
225 225  
226 226  
227 -(((
228 228  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.
229 -)))
230 230  
231 231  (((
232 232  PWR will on when device is properly powered.
... ... @@ -237,8 +237,10 @@
237 237  [[image:1653297104069-180.png]]
238 238  
239 239  
231 +
240 240  = 3. Operation Mode =
241 241  
234 +
242 242  == 3.1 How it works? ==
243 243  
244 244  
... ... @@ -251,6 +251,7 @@
251 251  )))
252 252  
253 253  
247 +
254 254  == 3.2 Example to join LoRaWAN network ==
255 255  
256 256  
... ... @@ -282,12 +282,12 @@
282 282  
283 283  Input these keys in the LoRaWAN Server portal. Below is TTN screen shot:
284 284  
285 -**Add APP EUI in the application.**
279 +Add APP EUI in the application.
286 286  
287 287  [[image:1653297955910-247.png||height="321" width="716"]]
288 288  
289 289  
290 -**Add APP KEY and DEV EUI**
284 +Add APP KEY and DEV EUI
291 291  
292 292  [[image:1653298023685-319.png]]
293 293  
... ... @@ -295,13 +295,12 @@
295 295  
296 296  (((
297 297  (% 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.
298 -
299 -
300 300  )))
301 301  
302 302  [[image:1653298044601-602.png||height="405" width="709"]]
303 303  
304 304  
297 +
305 305  == 3.3 Uplink Payload ==
306 306  
307 307  
... ... @@ -315,12 +315,11 @@
315 315  * (% style="color:blue" %)**ADDMOD6**(%%): Trigger Mode, Optional, used together with MOD1 ~~ MOD5
316 316  
317 317  
311 +
318 318  === 3.3.1 AT+MOD~=1, 2ACI+2AVI ===
319 319  
320 320  
321 -(((
322 322  The uplink payload includes totally 9 bytes. Uplink packets use FPORT=2 and every 10 minutes send one uplink by default.
323 -)))
324 324  
325 325  [[image:image-20220523174024-3.png]]
326 326  
... ... @@ -356,6 +356,8 @@
356 356  * [1] RO1 relay channel is close and the RO1 LED is ON.
357 357  * [0] RO2 relay channel is open and RO2 LED is OFF;
358 358  
351 +
352 +
359 359  **LT22222-L:**
360 360  
361 361  * [1] DI2 channel is high input and DI2 LED is ON;
... ... @@ -371,12 +371,11 @@
371 371  ** DO1 is high in case there is load between DO1 and V+.
372 372  ** DO1 LED is off in both case
373 373  
368 +
374 374  === 3.3.2 AT+MOD~=2, (Double DI Counting) ===
375 375  
376 376  
377 -(((
378 378  **For LT-22222-L**: this mode the **DI1 and DI2** are used as counting pins.
379 -)))
380 380  
381 381  (((
382 382  Total : 11 bytes payload
... ... @@ -408,15 +408,11 @@
408 408  (% class="box infomessage" %)
409 409  (((
410 410  (((
411 -(((
412 412  **AT+MOD=2**
413 -)))
414 414  
415 -(((
416 416  **ATZ**
417 417  )))
418 418  )))
419 -)))
420 420  
421 421  (((
422 422  
... ... @@ -444,6 +444,7 @@
444 444  )))
445 445  
446 446  
436 +
447 447  === 3.3.3 AT+MOD~=3, Single DI Counting + 2 x ACI ===
448 448  
449 449  
... ... @@ -475,15 +475,11 @@
475 475  (% class="box infomessage" %)
476 476  (((
477 477  (((
478 -(((
479 479  **AT+MOD=3**
480 -)))
481 481  
482 -(((
483 483  **ATZ**
484 484  )))
485 485  )))
486 -)))
487 487  
488 488  (((
489 489  Other AT Commands for counting are similar to [[MOD2 Counting Command>>||anchor="H3.3.2AT2BMOD3D22C28DoubleDICounting29"]].
... ... @@ -490,16 +490,13 @@
490 490  )))
491 491  
492 492  
479 +
493 493  === 3.3.4 AT+MOD~=4, Single DI Counting + 1 x Voltage Counting ===
494 494  
495 495  
496 -(((
497 497  **LT22222-L**: This mode the DI1 is used as a counting pin.
498 -)))
499 499  
500 -(((
501 501  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.
502 -)))
503 503  
504 504  [[image:image-20220523181903-8.png]]
505 505  
... ... @@ -527,17 +527,14 @@
527 527  (% class="box infomessage" %)
528 528  (((
529 529  (((
530 -(((
531 531  **AT+MOD=4**
532 -)))
533 533  
534 -(((
535 535  **ATZ**
536 536  )))
537 537  )))
538 -)))
539 539  
540 540  
520 +
541 541  (((
542 542  Other AT Commands for counting are similar to [[MOD2 Counting Command>>||anchor="H3.3.2AT2BMOD3D22C28DoubleDICounting29"]].
543 543  )))
... ... @@ -558,6 +558,7 @@
558 558  )))
559 559  
560 560  
541 +
561 561  === 3.3.5 AT+MOD~=5, Single DI Counting + 2 x AVI + 1 x ACI ===
562 562  
563 563  
... ... @@ -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"]].
... ... @@ -605,6 +605,7 @@
605 605  )))
606 606  
607 607  
585 +
608 608  === 3.3.6 AT+ADDMOD~=6. (Trigger Mode, Optional) ===
609 609  
610 610  
... ... @@ -659,6 +659,7 @@
659 659  AT+ DTRI =1,0   (Enable DI1 trigger / disable DI2 trigger)
660 660  
661 661  
640 +
662 662  (% style="color:#037691" %)**Downlink Command to set Trigger Condition:**
663 663  
664 664  Type Code: 0xAA. Downlink command same as AT Command **AT+AVLIM, AT+ACLIM**
... ... @@ -719,6 +719,7 @@
719 719  10000000: Means this packet is trigger by AC1_LOW. Means voltage too low.
720 720  
721 721  
701 +
722 722  (% style="color:#4f81bd" %)**TRI_DI FLAG+STA **(%%)is a combination to show which condition is trigger. Totally 1byte as below
723 723  
724 724  [[image:image-20220524090456-4.png]]
... ... @@ -732,6 +732,7 @@
732 732  00000101: Means both DI1 and DI2 trigger are enabled.
733 733  
734 734  
715 +
735 735  (% style="color:#4f81bd" %)**Enable/Disable MOD6 **(%%): 0x01: MOD6 is enable. 0x00: MOD6 is disable.
736 736  
737 737  Downlink command to poll MOD6 status:
... ... @@ -741,6 +741,8 @@
741 741  When device got this command, it will send the MOD6 payload.
742 742  
743 743  
725 +
726 +
744 744  === 3.3.7 Payload Decoder ===
745 745  
746 746  (((
... ... @@ -750,32 +750,29 @@
750 750  )))
751 751  
752 752  
736 +
753 753  == 3.4 ​Configure LT via AT or Downlink ==
754 754  
755 755  
756 -(((
757 757  User can configure LT I/O Controller via AT Commands or LoRaWAN Downlink Commands
758 -)))
759 759  
760 760  (((
761 -(((
762 762  There are two kinds of Commands:
763 763  )))
764 -)))
765 765  
766 -* (% 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]]
746 +* (% 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]]
767 767  
768 -* (% style="color:blue" %)**Sensor Related Commands**(%%): These commands are special designed for LT-22222-L.  User can see these commands below:
748 +* (% style="color:#4f81bd" %)**Sensor Related Commands**(%%): These commands are special designed for LT-22222-L.  User can see these commands below:
769 769  
770 770  
751 +
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  
758 +
779 779  === 3.4.2 Sensor related commands ===
780 780  
781 781  
... ... @@ -786,7 +786,7 @@
786 786  
787 787  * (% style="color:#037691" %)**AT Command:**
788 788  
789 -(% style="color:blue" %)**AT+TDC=N **
769 +**AT+TDC=N **
790 790  
791 791  
792 792  **Example: **AT+TDC=30000. Means set interval to 30 seconds
... ... @@ -794,10 +794,11 @@
794 794  
795 795  * (% style="color:#037691" %)**Downlink Payload (prefix 0x01):**
796 796  
797 -(% style="color:blue" %)**0x01 aa bb cc  **(%%)** ~/~/ Same as AT+TDC=0x(aa bb cc)**
777 +**0x01 aa bb cc     ~/~/ Same as AT+TDC=0x(aa bb cc)**
798 798  
799 799  
800 800  
781 +
801 801  ==== 3.4.2.2 Set Work Mode (AT+MOD) ====
802 802  
803 803  
... ... @@ -805,7 +805,7 @@
805 805  
806 806  * (% style="color:#037691" %)**AT Command:**
807 807  
808 -(% style="color:blue" %)**AT+MOD=N  **
789 +**AT+MOD=N  **
809 809  
810 810  
811 811  **Example**: AT+MOD=2. Set work mode to Double DI counting mode
... ... @@ -813,10 +813,11 @@
813 813  
814 814  * (% style="color:#037691" %)**Downlink Payload (prefix 0x0A):**
815 815  
816 -(% style="color:blue" %)**0x0A aa  **(%%)** ** ~/~/ Same as AT+MOD=aa
797 +**0x0A aa    ** ~/~/ Same as AT+MOD=aa
817 817  
818 818  
819 819  
801 +
820 820  ==== 3.4.2.3 Poll an uplink ====
821 821  
822 822  
... ... @@ -827,7 +827,7 @@
827 827  
828 828  * (% style="color:#037691" %)**Downlink Payload (prefix 0x08):**
829 829  
830 -(% style="color:blue" %)**0x08 FF  **(%%)** **~/~/ Poll an uplink
812 +**0x08 FF     **~/~/ Poll an uplink
831 831  
832 832  
833 833  **Example**: 0x08FF, ask device to send an Uplink
... ... @@ -834,6 +834,7 @@
834 834  
835 835  
836 836  
819 +
837 837  ==== 3.4.2.4 Enable Trigger Mode ====
838 838  
839 839  
... ... @@ -841,19 +841,20 @@
841 841  
842 842  * (% style="color:#037691" %)**AT Command:**
843 843  
844 -(% style="color:blue" %)**AT+ADDMOD6=1 or 0**
827 +**AT+ADDMOD6=1 or 0**
845 845  
846 -(% style="color:red" %)**1:** (%%)Enable Trigger Mode
829 +1: Enable Trigger Mode
847 847  
848 -(% style="color:red" %)**0: **(%%)Disable Trigger Mode
831 +0: Disable Trigger Mode
849 849  
850 850  
851 851  * (% style="color:#037691" %)**Downlink Payload (prefix 0x0A 06):**
852 852  
853 -(% style="color:blue" %)**0x0A 06 aa    **(%%) ~/~/ Same as AT+ADDMOD6=aa
836 +**0x0A 06 aa    ** ~/~/ Same as AT+ADDMOD6=aa
854 854  
855 855  
856 856  
840 +
857 857  ==== 3.4.2.5 Poll trigger settings ====
858 858  
859 859  
... ... @@ -866,10 +866,11 @@
866 866  
867 867  * (% style="color:#037691" %)**Downlink Payload (prefix 0x AB 06):**
868 868  
869 -(% style="color:blue" %)**0xAB 06  ** (%%) ~/~/ Poll trigger settings, device will uplink trigger settings once receive this command
853 +**0xAB 06         **~/~/ Poll trigger settings, device will uplink trigger settings once receive this command
870 870  
871 871  
872 872  
857 +
873 873  ==== 3.4.2.6 Enable / Disable DI1/DI2/DI3 as trigger ====
874 874  
875 875  
... ... @@ -877,7 +877,7 @@
877 877  
878 878  * (% style="color:#037691" %)**AT Command:**
879 879  
880 -(% style="color:blue" %)**Format: AT+DTRI=<DI1_TIRGGER_FlAG>,< DI2_TIRGGER_FlAG >**
865 +**Format: AT+DTRI=<DI1_TIRGGER_FlAG>,< DI2_TIRGGER_FlAG >**
881 881  
882 882  
883 883  **Example:**
... ... @@ -886,10 +886,11 @@
886 886  
887 887  * (% style="color:#037691" %)**Downlink Payload (prefix 0xAA 02):**
888 888  
889 -(% style="color:blue" %)**0xAA 02 aa bb   ** (%%) ~/~/ Same as AT+DTRI=aa,bb
874 +**0xAA 02 aa bb        **~/~/ Same as AT+DTRI=aa,bb
890 890  
891 891  
892 892  
878 +
893 893  ==== 3.4.2.7 Trigger1 – Set DI1 or DI3 as trigger ====
894 894  
895 895  
... ... @@ -897,11 +897,11 @@
897 897  
898 898  * (% style="color:#037691" %)**AT Command:**
899 899  
900 -(% style="color:blue" %)**AT+TRIG1=a,b**
886 +**AT+TRIG1=a,b**
901 901  
902 -(% style="color:red" %)**a :** (%%)Interrupt mode. 0: falling edge; 1: rising edge, 2: falling and raising edge(for MOD=1).
888 +a : Interrupt mode. 0: falling edge; 1: rising edge, 2: falling and raising edge(for MOD=1).
903 903  
904 -(% style="color:red" %)**b :** (%%)delay timing.
890 +b : delay timing.
905 905  
906 906  
907 907  **Example:**
... ... @@ -910,11 +910,10 @@
910 910  
911 911  
912 912  * (% style="color:#037691" %)**Downlink Payload (prefix 0x09 01 ):**
899 +* **0x09 01 aa bb cc    ** ~/~/ same as AT+TRIG1=aa,0x(bb cc)
913 913  
914 -(% style="color:blue" %)**0x09 01 aa bb cc    ** (%%) ~/~/ same as AT+TRIG1=aa,0x(bb cc)
915 915  
916 916  
917 -
918 918  ==== 3.4.2.8 Trigger2 – Set DI2 as trigger ====
919 919  
920 920  
... ... @@ -922,13 +922,14 @@
922 922  
923 923  * (% style="color:#037691" %)**AT Command:**
924 924  
925 -(% style="color:blue" %)**AT+TRIG2=a,b**
910 +**AT+TRIG2=a,b**
926 926  
927 -(% style="color:red" %)**a :** (%%)Interrupt mode. 0: falling edge; 1: rising edge, 2: falling and raising edge(for MOD=1).
928 928  
929 -(% style="color:red" %)**b :** (%%)delay timing.
913 +a : Interrupt mode. 0: falling edge; 1: rising edge, 2: falling and raising edge(for MOD=1).
930 930  
915 +b : delay timing.
931 931  
917 +
932 932  **Example:**
933 933  
934 934  AT+TRIG2=0,100(set DI1 port to trigger on low level, valid signal is 100ms )
... ... @@ -936,10 +936,11 @@
936 936  
937 937  * (% style="color:#037691" %)**Downlink Payload (prefix 0x09 02 ):**
938 938  
939 -(% style="color:blue" %)**0x09 02 aa bb cc   ** (%%)~/~/ same as AT+TRIG2=aa,0x(bb cc)
925 +**0x09 02 aa bb cc           **~/~/ same as AT+TRIG1=aa,0x(bb cc)
940 940  
941 941  
942 942  
929 +
943 943  ==== 3.4.2.9 Trigger – Set AC (current) as trigger ====
944 944  
945 945  
... ... @@ -947,15 +947,16 @@
947 947  
948 948  * (% style="color:#037691" %)**AT Command**
949 949  
950 -(% style="color:blue" %)**AT+ACLIM**
937 +**AT+ACLIM**
951 951  
952 952  
953 953  * (% style="color:#037691" %)**Downlink Payload (prefix 0xAA 01 )**
954 954  
955 -(% 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"]]
942 +**0x AA 01 aa bb cc dd ee ff gg hh        ** ~/~/ same as AT+ACLIM See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
956 956  
957 957  
958 958  
946 +
959 959  ==== 3.4.2.10 Trigger – Set AV (voltage) as trigger ====
960 960  
961 961  
... ... @@ -963,15 +963,16 @@
963 963  
964 964  * (% style="color:#037691" %)**AT Command**
965 965  
966 -(% style="color:blue" %)**AT+AVLIM    **(%%)** See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]**
954 +**AT+AVLIM  See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]**
967 967  
968 968  
969 969  * (% style="color:#037691" %)**Downlink Payload (prefix 0xAA 00 )**
970 970  
971 -(% 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"]]
959 +**0x AA 00 aa bb cc dd ee ff gg hh    ** ~/~/ same as AT+AVLIM See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
972 972  
973 973  
974 974  
963 +
975 975  ==== 3.4.2.11 Trigger – Set minimum interval ====
976 976  
977 977  
... ... @@ -979,12 +979,12 @@
979 979  
980 980  * (% style="color:#037691" %)**AT Command**
981 981  
982 -(% style="color:blue" %)**AT+ATDC=5        ** (%%)Device won't response the second trigger within 5 minute after the first trigger.
971 +**AT+ATDC=5        ** Device won't response the second trigger within 5 minute after the first trigger.
983 983  
984 984  
985 985  * (% style="color:#037691" %)**Downlink Payload (prefix 0xAC )**
986 986  
987 -(% style="color:blue" %)**0x AC aa bb   **(%%) ~/~/ same as AT+ATDC=0x(aa bb)   . Unit (min)
976 +**0x AC aa bb   ** ~/~/ same as AT+ATDC=0x(aa bb)   . Unit (min)
988 988  
989 989  (((
990 990  
... ... @@ -994,6 +994,7 @@
994 994  
995 995  
996 996  
986 +
997 997  ==== 3.4.2.12 DO ~-~- Control Digital Output DO1/DO2/DO3 ====
998 998  
999 999  
... ... @@ -1003,7 +1003,7 @@
1003 1003  
1004 1004  
1005 1005  * (% style="color:#037691" %)**Downlink Payload (prefix 0x02)**
1006 -* (% style="color:blue" %)**0x02 aa bb cc     ** (%%)~/~/ Set DO1/DO2/DO3 output
996 +* **0x02 aa bb cc     **~/~/ Set DO1/DO2/DO3 output
1007 1007  
1008 1008  (((
1009 1009  If payload = 0x02010001, while there is load between V+ and DOx, it means set DO1 to low, DO2 to high and DO3 to low.
... ... @@ -1025,6 +1025,7 @@
1025 1025  
1026 1026  
1027 1027  
1018 +
1028 1028  ==== 3.4.2.13 DO ~-~- Control Digital Output DO1/DO2/DO3 with time control ====
1029 1029  
1030 1030  
... ... @@ -1035,7 +1035,7 @@
1035 1035  
1036 1036  * (% style="color:#037691" %)**Downlink Payload (prefix 0xA9)**
1037 1037  
1038 -(% style="color:blue" %)**0xA9 aa bb cc     **(%%) ~/~/ Set DO1/DO2/DO3 output with time control
1029 +**0xA9 aa bb cc     **~/~/ Set DO1/DO2/DO3 output with time control
1039 1039  
1040 1040  
1041 1041  This is to control the digital output time of DO pin. Include four bytes:
... ... @@ -1068,14 +1068,6 @@
1068 1068  
1069 1069   Latching time. Unit: ms
1070 1070  
1071 -
1072 -(% style="color:red" %)**Note: **
1073 -
1074 - Since Firmware v1.6.0, the latch time support 4 bytes and 2 bytes
1075 -
1076 - Before Firmwre v1.6.0 the latch time only suport 2 bytes.
1077 -
1078 -
1079 1079  (% style="color:red" %)**Device will upload a packet if downlink code executes successfully.**
1080 1080  
1081 1081  
... ... @@ -1099,9 +1099,10 @@
1099 1099  
1100 1100  
1101 1101  
1102 -==== 3.4.2. 14 Relay ~-~- Control Relay Output RO1/RO2 ====
1103 1103  
1086 +==== 3.4.2.14 Relay ~-~- Control Relay Output RO1/RO2 ====
1104 1104  
1088 +
1105 1105  * (% style="color:#037691" %)**AT Command:**
1106 1106  
1107 1107  There is no AT Command to control Relay Output
... ... @@ -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
1096 +**0x03 aa bb     **~/~/ Set RO1/RO2 output
1113 1113  
1114 1114  
1115 1115  (((
... ... @@ -1128,6 +1128,7 @@
1128 1128  
1129 1129  
1130 1130  
1115 +
1131 1131  ==== 3.4.2.15 Relay ~-~- Control Relay Output RO1/RO2 with time control ====
1132 1132  
1133 1133  
... ... @@ -1138,7 +1138,7 @@
1138 1138  
1139 1139  * (% style="color:#037691" %)**Downlink Payload (prefix 0x05):**
1140 1140  
1141 -(% style="color:blue" %)**0x05 aa bb cc dd     ** (%%)~/~/ Set RO1/RO2 relay with time control
1126 +**0x05 aa bb cc dd     **~/~/ Set RO1/RO2 relay with time control
1142 1142  
1143 1143  
1144 1144  This is to control the relay output time of relay. Include four bytes:
... ... @@ -1159,20 +1159,12 @@
1159 1159  
1160 1160  (% style="color:#4f81bd" %)**Fourth/Fifth/Sixth/Seventh Bytes(cc)**(%%): Latching time. Unit: ms
1161 1161  
1162 -
1163 -(% style="color:red" %)**Note:**
1164 -
1165 - Since Firmware v1.6.0, the latch time support 4 bytes and 2 bytes
1166 -
1167 - Before Firmwre v1.6.0 the latch time only suport 2 bytes.
1168 -
1169 -
1170 1170  (% style="color:red" %)**Device will upload a packet if downlink code executes successfully.**
1171 1171  
1172 1172  
1173 1173  **Example payload:**
1174 1174  
1175 -**~1. 05 01 11 07 D0**
1152 +**~1. 05 01 11 07 D**
1176 1176  
1177 1177  Relay1 and Relay 2 will be set to NC , last 2 seconds, then change back to original state.
1178 1178  
... ... @@ -1197,33 +1197,39 @@
1197 1197  
1198 1198  * (% style="color:#037691" %)**AT Command:**
1199 1199  
1200 -(% style="color:blue" %)**AT+VOLMAX   ** (%%)~/~/ See [[MOD4>>||anchor="H3.3.4AT2BMOD3D42CSingleDICounting2B1xVoltageCounting"]]
1177 +**AT+VOLMAX   ** ~/~/ See [[MOD4>>||anchor="H3.3.4AT2BMOD3D42CSingleDICounting2B1xVoltageCounting"]]
1201 1201  
1202 1202  
1203 1203  * (% style="color:#037691" %)**Downlink Payload (prefix 0xA5):**
1204 1204  
1205 -(% style="color:blue" %)**0xA5 aa bb cc   ** (%%)~/~/ Same as AT+VOLMAX=(aa bb),cc
1182 +**0xA5 aa bb cc   **~/~/ Same as AT+VOLMAX=(aa bb),cc
1206 1206  
1207 1207  
1208 1208  
1186 +
1209 1209  ==== 3.4.2.17 Counting ~-~- Pre-configure the Count Number ====
1210 1210  
1211 1211  
1212 1212  * (% style="color:#037691" %)**AT Command:**
1213 1213  
1214 -(% style="color:blue" %)**AT+SETCNT=aa,(bb cc dd ee) **
1192 +**AT+SETCNT=aa,(bb cc dd ee) **
1215 1215  
1216 -(% style="color:red" %)**aa:**(%%) 1: Set count1; 2: Set count2; 3: Set AV1 count
1194 +aa: 1: Set count1,
1217 1217  
1218 -(% style="color:red" %)**bb cc dd ee: **(%%)number to be set
1196 +2: Set count2,
1219 1219  
1198 +3: Set AV1 count
1220 1220  
1200 +Bb cc dd ee: number to be set
1201 +
1202 +
1221 1221  * (% style="color:#037691" %)**Downlink Payload (prefix 0xA8):**
1222 1222  
1223 -(% style="color:blue" %)**0x A8 aa bb cc dd ee     ** (%%)~/~/ same as AT+SETCNT=aa,(bb cc dd ee)
1205 +**0x A8 aa bb cc dd ee     **~/~/ same as AT+SETCNT=aa,(bb cc dd ee)
1224 1224  
1225 1225  
1226 1226  
1209 +
1227 1227  ==== 3.4.2.18 Counting ~-~- Clear Counting ====
1228 1228  
1229 1229  
... ... @@ -1231,104 +1231,114 @@
1231 1231  
1232 1232  * (% style="color:#037691" %)**AT Command:**
1233 1233  
1234 -(% style="color:blue" %)**AT+CLRCOUNT **(%%) ~/~/ clear all counting
1217 +**AT+CLRCOUNT ** ~/~/ clear all counting
1235 1235  
1236 1236  
1237 1237  * (% style="color:#037691" %)**Downlink Payload (prefix 0xA6):**
1238 1238  
1239 -(% style="color:blue" %)**0x A6 01    ** (%%)~/~/ clear all counting
1222 +**0x A6 01    ** ~/~/ clear all counting
1240 1240  
1241 1241  
1242 1242  
1226 +
1243 1243  ==== 3.4.2.19 Counting ~-~- Change counting mode save time ====
1244 1244  
1245 1245  
1246 1246  * (% style="color:#037691" %)**AT Command:**
1247 1247  
1248 -(% 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)
1232 +**AT+COUTIME=60  **~/~/ Set save time to 60 seconds. Device will save the counting result in internal flash every 60 seconds. (min value: 30)
1249 1249  
1250 1250  
1251 1251  * (% style="color:#037691" %)**Downlink Payload (prefix 0xA7):**
1252 1252  
1253 -(% style="color:blue" %)**0x A7 aa bb cc     ** (%%)~/~/ same as AT+COUTIME =aa bb cc,
1237 +**0x A7 aa bb cc     **~/~/ same as AT+COUTIME =aa bb cc,
1254 1254  
1255 1255  (((
1256 1256  range: aa bb cc:0 to 16777215,  (unit:second)
1257 -)))
1258 1258  
1259 1259  
1260 1260  
1261 -==== 3.4.2.20 Reset save RO DO state ====
1244 +
1245 +)))
1262 1262  
1247 +==== 3.4.2.20 Reset save DR DO state ====
1263 1263  
1249 +
1264 1264  * (% style="color:#037691" %)**AT Command:**
1265 1265  
1266 -(% style="color:blue" %)**AT+RODORESET=1    **(%%)~/~/ RODO will close when the device joining the network. (default)
1252 +**AT+RODORET=1  **~/~/ RODO will close when the device joining the network. (default)
1267 1267  
1268 -(% 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.
1254 +**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.
1269 1269  
1270 1270  
1271 1271  * (% style="color:#037691" %)**Downlink Payload (prefix 0xAD):**
1272 1272  
1273 -(% style="color:blue" %)**0x AD aa      ** (%%)~/~/ same as AT+RODORET =aa
1259 +**0x AD aa      **~/~/ same as AT+RODORET =aa
1274 1274  
1261 +(((
1262 +
1275 1275  
1276 1276  
1265 +
1277 1277  ==== 3.4.2.21 Encrypted payload ====
1278 1278  
1279 1279  
1280 1280  * (% style="color:#037691" %)**AT Command:**
1281 1281  
1282 -(% style="color:blue" %)**AT+DECRYPT=1  ** (%%)~/~/ The payload is uploaded without encryption
1271 +**AT+DECRYPT=1  **~/~/ The payload is uploaded without encryption
1283 1283  
1284 -(% style="color:blue" %)**AT+DECRYPT=0    **(%%)~/~/  Encrypt when uploading payload (default)
1273 +**AT+DECRYPT=0  **~/~/Encrypt when uploading payload (default)
1285 1285  
1286 1286  
1287 1287  
1277 +
1288 1288  ==== 3.4.2.22 Get sensor value ====
1289 1289  
1290 1290  
1291 1291  * (% style="color:#037691" %)**AT Command:**
1292 1292  
1293 -(% style="color:blue" %)**AT+GETSENSORVALUE=0    **(%%)~/~/ The serial port gets the reading of the current sensor
1283 +**AT+GETSENSORVALUE=0  **~/~/ The serial port gets the reading of the current sensor
1294 1294  
1295 -(% style="color:blue" %)**AT+GETSENSORVALUE=1    **(%%)~/~/ The serial port gets the current sensor reading and uploads it.
1285 +**AT+GETSENSORVALUE=1  **~/~/The serial port gets the current sensor reading and uploads it.
1296 1296  
1297 1297  
1298 1298  
1289 +
1299 1299  ==== 3.4.2.23 Resets the downlink packet count ====
1300 1300  
1301 1301  
1302 1302  * (% style="color:#037691" %)**AT Command:**
1303 1303  
1304 -(% 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)
1295 +**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)
1305 1305  
1306 -(% 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.
1297 +**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.
1307 1307  
1308 1308  
1309 1309  
1301 +
1310 1310  ==== 3.4.2.24 When the limit bytes are exceeded, upload in batches ====
1311 1311  
1312 1312  
1313 1313  * (% style="color:#037691" %)**AT Command:**
1314 1314  
1315 -(% 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)
1307 + **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)
1316 1316  
1317 -(% 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.
1309 + **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.
1318 1318  
1319 1319  
1320 1320  * (% style="color:#037691" %)**Downlink Payload **(%%)**:**
1321 1321  
1322 -(% style="color:blue" %)**0x21 00 01 ** (%%) ~/~/ Set  the DISMACANS=1
1314 +**0x21 00 01 ** ~/~/ Set  the DISMACANS=1
1323 1323  
1324 1324  
1325 1325  
1318 +
1326 1326  ==== 3.4.2.25 Copy downlink to uplink ====
1327 1327  
1328 1328  
1329 1329  * (% style="color:#037691" %)**AT Command**(%%)**:**
1330 1330  
1331 -(% 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.
1324 + **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.
1332 1332  
1333 1333  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.
1334 1334  
... ... @@ -1351,7 +1351,7 @@
1351 1351  * (((
1352 1352  (% style="color:#037691" %)**Downlink Payload**(%%)**:**
1353 1353  
1354 -(% style="color:blue" %)**26 01  ** (%%) ~/~/  Downlink 26 01 can query device upload frequency, frequency band, software version number, TDC time.
1347 +**26 01  ** ~/~/  Downlink 26 01 can query device upload frequency, frequency band, software version number, TDC time.
1355 1355  
1356 1356  
1357 1357  )))
... ... @@ -1361,6 +1361,9 @@
1361 1361  [[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"]]
1362 1362  
1363 1363  
1357 +
1358 +)))
1359 +
1364 1364  == 3.5 Integrate with Mydevice ==
1365 1365  
1366 1366  
... ... @@ -1410,8 +1410,10 @@
1410 1410  [[image:image-20220524094909-5.png||height="341" width="734"]]
1411 1411  
1412 1412  
1409 +
1413 1413  == 3.6 Interface Detail ==
1414 1414  
1412 +
1415 1415  === 3.6.1 Digital Input Port: DI1/DI2 /DI3 ( For LT-33222-L, low active ) ===
1416 1416  
1417 1417  
... ... @@ -1420,6 +1420,7 @@
1420 1420  [[image:1653356991268-289.png]]
1421 1421  
1422 1422  
1421 +
1423 1423  === 3.6.2 Digital Input Port: DI1/DI2 ( For LT-22222-L) ===
1424 1424  
1425 1425  
... ... @@ -1476,6 +1476,8 @@
1476 1476  
1477 1477  (((
1478 1478  
1478 +
1479 +
1479 1479  )))
1480 1480  
1481 1481  (((
... ... @@ -1507,6 +1507,8 @@
1507 1507  
1508 1508  (((
1509 1509  
1511 +
1512 +
1510 1510  )))
1511 1511  
1512 1512  (((
... ... @@ -1537,16 +1537,16 @@
1537 1537  )))
1538 1538  
1539 1539  
1543 +
1540 1540  === 3.6.3 Digital Output Port: DO1/DO2 /DO3 ===
1541 1541  
1542 1542  
1543 -(% style="color:blue" %)**NPN output**(%%): GND or Float. Max voltage can apply to output pin is 36v.
1547 +NPN output: GND or Float. Max voltage can apply to output pin is 36v.
1544 1544  
1545 -(% style="color:red" %)**Note: DO pins go to float when device is power off.**
1546 -
1547 1547  [[image:1653357531600-905.png]]
1548 1548  
1549 1549  
1552 +
1550 1550  === 3.6.4 Analog Input Interface ===
1551 1551  
1552 1552  
... ... @@ -1562,13 +1562,13 @@
1562 1562  We take the wind speed sensor as an example for reference only.
1563 1563  
1564 1564  
1565 -(% style="color:blue" %)**Specifications of the wind speed sensor:**
1568 +**Specifications of the wind speed sensor:**
1566 1566  
1567 -(% style="color:red" %)**Red:  12~~24v**
1570 +Red:  12~~24v
1568 1568  
1569 -(% style="color:#ffc000" %)**Yellow:  4~~20mA**
1572 +Yellow:  4~~20mA
1570 1570  
1571 -**Black:  GND**
1574 +Black:  GND
1572 1572  
1573 1573  
1574 1574  **Connection diagram:**
... ... @@ -1578,13 +1578,12 @@
1578 1578  [[image:1653357648330-671.png||height="155" width="733"]]
1579 1579  
1580 1580  
1584 +
1581 1581  === 3.6.5 Relay Output ===
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.
1589 +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]]
... ... @@ -1593,6 +1593,7 @@
1593 1593  [[image:image-20220524100215-10.png||height="382" width="723"]]
1594 1594  
1595 1595  
1598 +
1596 1596  == 3.7 LEDs Indicators ==
1597 1597  
1598 1598  
... ... @@ -1599,19 +1599,15 @@
1599 1599  [[image:image-20220524100748-11.png]]
1600 1600  
1601 1601  
1605 +
1602 1602  = 4. Use AT Command =
1603 1603  
1608 +
1604 1604  == 4.1 Access AT Command ==
1605 1605  
1606 1606  
1607 -(((
1608 1608  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.
1609 -)))
1610 1610  
1611 -(((
1612 -
1613 -)))
1614 -
1615 1615  [[image:1653358238933-385.png]]
1616 1616  
1617 1617  
... ... @@ -1639,7 +1639,7 @@
1639 1639  )))
1640 1640  
1641 1641  (((
1642 -AT+<CMD>=?       :  Get the value
1641 +AT+<CMD>=?       : Get the value
1643 1643  )))
1644 1644  
1645 1645  (((
... ... @@ -1667,11 +1667,11 @@
1667 1667  )))
1668 1668  
1669 1669  (((
1670 -AT+APPSKEY:  Get or Set the Application Session Key
1669 +AT+APPSKEY: Get or Set the Application Session Key
1671 1671  )))
1672 1672  
1673 1673  (((
1674 -AT+APPEUI:  Get or Set the Application EUI
1673 +AT+APPEUI: Get or Set the Application EUI
1675 1675  )))
1676 1676  
1677 1677  (((
... ... @@ -1683,7 +1683,7 @@
1683 1683  )))
1684 1684  
1685 1685  (((
1686 -AT+DR:  Get or Set the Data Rate. (0-7 corresponding to DR_X)  
1685 +AT+DR: Get or Set the Data Rate. (0-7 corresponding to DR_X)  
1687 1687  )))
1688 1688  
1689 1689  (((
... ... @@ -1719,7 +1719,7 @@
1719 1719  )))
1720 1720  
1721 1721  (((
1722 -AT+NJM:  Get or Set the Network Join Mode. (0: ABP, 1: OTAA)
1721 +AT+NJM: Get or Set the Network Join Mode. (0: ABP, 1: OTAA)
1723 1723  )))
1724 1724  
1725 1725  (((
... ... @@ -1763,7 +1763,7 @@
1763 1763  )))
1764 1764  
1765 1765  (((
1766 -AT+VER:  Get current image version and Frequency Band
1765 +AT+VER: Get current image version and Frequency Band
1767 1767  )))
1768 1768  
1769 1769  (((
... ... @@ -1771,7 +1771,7 @@
1771 1771  )))
1772 1772  
1773 1773  (((
1774 -AT+CFS:  Get confirmation status of the last AT+SEND (0-1)
1773 +AT+CFS: Get confirmation status of the last AT+SEND (0-1)
1775 1775  )))
1776 1776  
1777 1777  (((
... ... @@ -1811,108 +1811,107 @@
1811 1811  )))
1812 1812  
1813 1813  
1813 +
1814 1814  == 4.2 Common AT Command Sequence ==
1815 1815  
1816 +
1816 1816  === 4.2.1 Multi-channel ABP mode (Use with SX1301/LG308) ===
1817 1817  
1818 1818  (((
1819 1819  
1820 1820  
1821 -(((
1822 -(% style="color:blue" %)**If device has not joined network yet:**
1822 +**If device has not joined network yet:**
1823 1823  )))
1824 -)))
1825 1825  
1826 1826  (((
1827 -(% style="background-color:#dcdcdc" %)**123456**
1826 +(% style="background-color:#dcdcdc" %)123456
1828 1828  )))
1829 1829  
1830 1830  (((
1831 -(% style="background-color:#dcdcdc" %)**AT+FDR**
1830 +(% style="background-color:#dcdcdc" %)AT+FDR
1832 1832  )))
1833 1833  
1834 1834  (((
1835 -(% style="background-color:#dcdcdc" %)**123456**
1834 +(% style="background-color:#dcdcdc" %)123456
1836 1836  )))
1837 1837  
1838 1838  (((
1839 -(% style="background-color:#dcdcdc" %)**AT+NJM=0**
1838 +(% style="background-color:#dcdcdc" %)AT+NJM=0
1840 1840  )))
1841 1841  
1842 1842  (((
1843 -(% style="background-color:#dcdcdc" %)**ATZ**
1842 +(% style="background-color:#dcdcdc" %)ATZ
1844 1844  )))
1845 1845  
1846 1846  
1847 1847  (((
1848 -(% style="color:blue" %)**If device already joined network:**
1847 +**If device already joined network:**
1849 1849  )))
1850 1850  
1851 1851  (((
1852 -(% style="background-color:#dcdcdc" %)**AT+NJM=0**
1851 +(% style="background-color:#dcdcdc" %)AT+NJM=0
1853 1853  )))
1854 1854  
1855 1855  (((
1856 -(% style="background-color:#dcdcdc" %)**ATZ**
1855 +(% style="background-color:#dcdcdc" %)ATZ
1857 1857  )))
1858 1858  
1859 1859  
1859 +
1860 1860  === 4.2.2 Single-channel ABP mode (Use with LG01/LG02) ===
1861 1861  
1862 1862  (((
1863 1863  
1864 1864  
1865 -(((
1866 -(% style="background-color:#dcdcdc" %)**123456**(%%)  ~/~/ Enter Password to have AT access.
1865 +(% style="background-color:#dcdcdc" %)123456(%%)  Enter Password to have AT access.
1867 1867  )))
1868 -)))
1869 1869  
1870 1870  (((
1871 -(% style="background-color:#dcdcdc" %)** AT+FDR**(%%)  ~/~/ Reset Parameters to Factory Default, Keys Reserve
1869 +(% style="background-color:#dcdcdc" %) AT+FDR(%%)   Reset Parameters to Factory Default, Keys Reserve
1872 1872  )))
1873 1873  
1874 1874  (((
1875 -(% style="background-color:#dcdcdc" %)** 123456**(%%)  ~/~/ Enter Password to have AT access.
1873 +(% style="background-color:#dcdcdc" %) 123456(%%)  Enter Password to have AT access.
1876 1876  )))
1877 1877  
1878 1878  (((
1879 -(% style="background-color:#dcdcdc" %)** AT+CLASS=C**(%%)  ~/~/ Set to work in CLASS C
1877 +(% style="background-color:#dcdcdc" %) AT+CLASS=C(%%) Set to work in CLASS C
1880 1880  )))
1881 1881  
1882 1882  (((
1883 -(% style="background-color:#dcdcdc" %)** AT+NJM=0**(%%)  ~/~/ Set to ABP mode
1881 +(% style="background-color:#dcdcdc" %) AT+NJM=0(%%)  Set to ABP mode
1884 1884  )))
1885 1885  
1886 1886  (((
1887 -(% style="background-color:#dcdcdc" %) **AT+ADR=0**(%%)  ~/~/ Set the Adaptive Data Rate Off
1885 +(% style="background-color:#dcdcdc" %) AT+ADR=0(%%)  Set the Adaptive Data Rate Off
1888 1888  )))
1889 1889  
1890 1890  (((
1891 -(% style="background-color:#dcdcdc" %)** AT+DR=5**(%%)  ~/~/ Set Data Rate
1889 +(% style="background-color:#dcdcdc" %) AT+DR=5(%%)  Set Data Rate
1892 1892  )))
1893 1893  
1894 1894  (((
1895 -(% style="background-color:#dcdcdc" %)** AT+TDC=60000**(%%)  ~/~/ Set transmit interval to 60 seconds
1893 +(% style="background-color:#dcdcdc" %) AT+TDC=60000(%%)  Set transmit interval to 60 seconds
1896 1896  )))
1897 1897  
1898 1898  (((
1899 -(% style="background-color:#dcdcdc" %)** AT+CHS=868400000**(%%)  ~/~/ Set transmit frequency to 868.4Mhz
1897 +(% style="background-color:#dcdcdc" %) AT+CHS=868400000(%%)  Set transmit frequency to 868.4Mhz
1900 1900  )))
1901 1901  
1902 1902  (((
1903 -(% style="background-color:#dcdcdc" %)** AT+RX2FQ=868400000**(%%)  ~/~/ Set RX2Frequency to 868.4Mhz (according to the result from server)
1901 +(% style="background-color:#dcdcdc" %) AT+RX2FQ=868400000(%%)  Set RX2Frequency to 868.4Mhz (according to the result from server)
1904 1904  )))
1905 1905  
1906 1906  (((
1907 -(% style="background-color:#dcdcdc" %)** AT+RX2DR=5**(%%)** ** ~/~/ Set RX2DR to match the downlink DR from server. see below
1905 +(% style="background-color:#dcdcdc" %) AT+RX2DR=5(%%)  Set RX2DR to match the downlink DR from server. see below
1908 1908  )))
1909 1909  
1910 1910  (((
1911 -(% 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.
1909 +(% 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.
1912 1912  )))
1913 1913  
1914 1914  (((
1915 -(% style="background-color:#dcdcdc" %)** ATZ**         (%%) ~/~/ Reset MCU
1913 +(% style="background-color:#dcdcdc" %) ATZ         (%%) Reset MCU
1916 1916  
1917 1917  
1918 1918  )))
... ... @@ -1922,15 +1922,11 @@
1922 1922  )))
1923 1923  
1924 1924  (((
1925 -**~1. Make sure the device is set to ABP mode in the IoT Server.**
1923 +(% style="color:red" %)1. Make sure the device is set to ABP mode in the IoT Server.
1924 +2. Make sure the LG01/02 gateway RX frequency is exactly the same as AT+CHS setting.
1925 +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.
1926 +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
1926 1926  
1927 -**2. Make sure the LG01/02 gateway RX frequency is exactly the same as AT+CHS setting.**
1928 -
1929 -**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?
1930 -dir=LoRa_Gateway/&file=LoRaWAN%201.0.3%20Regional%20Parameters.xlsx]] to see what DR means.**
1931 -
1932 -**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.**
1933 -
1934 1934  
1935 1935  )))
1936 1936  
... ... @@ -1942,30 +1942,22 @@
1942 1942  
1943 1943  )))
1944 1944  
1939 +
1945 1945  === 4.2.3 Change to Class A ===
1946 1946  
1947 1947  
1948 -(((
1949 -(% style="color:blue" %)**If sensor JOINED:**
1943 +If sensor JOINED
1944 +(% style="background-color:#dcdcdc" %)AT+CLASS=A
1945 +ATZ
1950 1950  
1951 -(% style="background-color:#dcdcdc" %)**AT+CLASS=A
1952 -ATZ**
1953 -)))
1954 1954  
1955 1955  
1956 -= 5. Case Study =
1949 += 5. FAQ =
1957 1957  
1958 -== 5.1 Counting how many objects pass in Flow Line ==
1959 1959  
1952 +== 5.1 How to upgrade the image? ==
1960 1960  
1961 -Reference Link: [[How to set up to count objects pass in flow line>>How to set up to count objects pass in flow line]]?
1962 1962  
1963 -
1964 -= 6. FAQ =
1965 -
1966 -== 6.1 How to upgrade the image? ==
1967 -
1968 -
1969 1969  The LT LoRaWAN Controller is shipped with a 3.5mm cable, the cable is used to upload image to LT to:
1970 1970  
1971 1971  * Support new features
... ... @@ -1983,10 +1983,8 @@
1983 1983  (% style="color:blue" %)**Step3**(%%)**:** Open flashloader; choose the correct COM port to update.
1984 1984  
1985 1985  
1986 -(((
1987 1987  (% style="color:blue" %)**For LT-22222-L**(%%):
1988 1988  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.
1989 -)))
1990 1990  
1991 1991  
1992 1992  )))
... ... @@ -1993,10 +1993,8 @@
1993 1993  
1994 1994   [[image:image-20220524103407-12.png]]
1995 1995  
1996 -
1997 1997  [[image:image-20220524103429-13.png]]
1998 1998  
1999 -
2000 2000  [[image:image-20220524104033-15.png]]
2001 2001  
2002 2002  
... ... @@ -2008,8 +2008,10 @@
2008 2008  
2009 2009  (((
2010 2010  (((
2011 -== 6.2 How to change the LoRa Frequency Bands/Region? ==
1993 +
2012 2012  
1995 +== 5.2 How to change the LoRa Frequency Bands/Region? ==
1996 +
2013 2013  
2014 2014  )))
2015 2015  )))
... ... @@ -2021,8 +2021,9 @@
2021 2021  (((
2022 2022  
2023 2023  
2024 -== 6.3 How to set up LT to work with Single Channel Gateway such as LG01/LG02? ==
2025 2025  
2009 +== 5.3 How to set up LT to work with Single Channel Gateway such as LG01/LG02? ==
2010 +
2026 2026  
2027 2027  )))
2028 2028  
... ... @@ -2036,6 +2036,7 @@
2036 2036  (((
2037 2037  Assume we have a LG02 working in the frequency 868400000 now , below is the step.
2038 2038  
2024 +
2039 2039  
2040 2040  )))
2041 2041  )))
... ... @@ -2065,15 +2065,16 @@
2065 2065  )))
2066 2066  
2067 2067  (((
2068 -(% style="background-color:#dcdcdc" %)**123456** (%%) :  Enter Password to have AT access.
2069 -(% style="background-color:#dcdcdc" %)**AT+FDR**(%%)  :  Reset Parameters to Factory Default, Keys Reserve
2070 -(% style="background-color:#dcdcdc" %)**AT+NJM=0** (%%) :  Set to ABP mode
2071 -(% style="background-color:#dcdcdc" %)**AT+ADR=0** (%%) :  Set the Adaptive Data Rate Off
2072 -(% style="background-color:#dcdcdc" %)**AT+DR=5** (%%) :  Set Data Rate (Set AT+DR=3 for 915 band)
2073 -(% style="background-color:#dcdcdc" %)**AT+TDC=60000 **(%%) :  Set transmit interval to 60 seconds
2074 -(% style="background-color:#dcdcdc" %)**AT+CHS=868400000**(%%) : Set transmit frequency to 868.4Mhz
2075 -(% style="background-color:#dcdcdc" %)**AT+DADDR=26 01 1A F1**(%%)  :  Set Device Address to 26 01 1A F1
2076 -(% style="background-color:#dcdcdc" %)**ATZ**        (%%) :  Reset MCU
2054 +(% style="background-color:#dcdcdc" %)123456 (%%) Enter Password to have AT access.
2055 +(% style="background-color:#dcdcdc" %)AT+FDR(%%)  Reset Parameters to Factory Default, Keys Reserve
2056 +(% style="background-color:#dcdcdc" %)123456 (%%) Enter Password to have AT access.
2057 +(% style="background-color:#dcdcdc" %)AT+NJM=0 (%%) Set to ABP mode
2058 +(% style="background-color:#dcdcdc" %)AT+ADR=0 (%%) Set the Adaptive Data Rate Off
2059 +(% style="background-color:#dcdcdc" %)AT+DR=5 (%%) Set Data Rate (Set AT+DR=3 for 915 band)
2060 +(% style="background-color:#dcdcdc" %)AT+TDC=60000 (%%) Set transmit interval to 60 seconds
2061 +(% style="background-color:#dcdcdc" %)AT+CHS=868400000(%%)  Set transmit frequency to 868.4Mhz
2062 +(% style="background-color:#dcdcdc" %)AT+DADDR=26 01 1A F1(%%)  Set Device Address to 26 01 1A F1
2063 +(% style="background-color:#dcdcdc" %)ATZ        (%%) Reset MCU
2077 2077  )))
2078 2078  
2079 2079  
... ... @@ -2084,23 +2084,26 @@
2084 2084  [[image:1653360498588-932.png||height="485" width="726"]]
2085 2085  
2086 2086  
2087 -== 6.4 Can I see counting event in Serial? ==
2088 2088  
2075 +== 5.4 Can I see counting event in Serial? ==
2089 2089  
2077 +
2090 2090  (((
2091 2091  User can run AT+DEBUG command to see the counting event in serial. If firmware too old and doesn't support AT+DEBUG. User can update to latest firmware first.
2092 2092  
2093 2093  
2094 -== 6.5 Can i use point to point communication for LT-22222-L? ==
2095 2095  
2083 +== 5.5 Can i use point to point communication for LT-22222-L? ==
2096 2096  
2097 -Yes, please refer [[Point to Point Communication>>doc:Main. Point to Point Communication of LT-22222-L.WebHome]]  ，this is [[firmware>>https://github.com/dragino/LT-22222-L/releases]].
2098 2098  
2086 +Yes, please refer [[Point to Point Communication>>doc:Main. Point to Point Communication of LT-22222-L.WebHome]]
2087 +
2088 +
2099 2099  
2100 2100  )))
2101 2101  
2102 2102  (((
2103 -== 6.6 Why does the relay output become the default and open relay after the lt22222 is powered off? ==
2093 +== 5.6 Why does the relay output become the default and open relay after the lt22222 is powered off? ==
2104 2104  
2105 2105  
2106 2106  If the device is not shut down, but directly powered off.
... ... @@ -2112,27 +2112,22 @@
2112 2112  After restart, the status before power failure will be read from flash.
2113 2113  
2114 2114  
2115 -== 6.7 Can i set up LT-22222-L as a NC(Normal Close) Relay? ==
2105 +== 5.7 Can i set up LT-22222-L as a NC(Normal Close) Relay? ==
2116 2116  
2117 -
2118 2118  LT-22222-L built-in relay is NO (Normal Open). User can use an external relay to achieve Normal Close purpose. Diagram as below:
2119 2119  
2120 -
2121 2121  [[image:image-20221006170630-1.png||height="610" width="945"]]
2122 2122  
2123 2123  
2124 -== 6.8 Can LT22222-L save RO state? ==
2125 2125  
2113 += 6. Trouble Shooting =
2126 2126  
2127 -Firmware version needs to be no less than 1.6.0.
2128 -
2129 -
2130 -= 7. Trouble Shooting =
2115 +
2131 2131  )))
2132 2132  
2133 2133  (((
2134 2134  (((
2135 -== 7.1 Downlink doesn't work, how to solve it? ==
2120 +== 6.1 Downlink doesn't work, how to solve it? ==
2136 2136  
2137 2137  
2138 2138  )))
... ... @@ -2145,8 +2145,9 @@
2145 2145  (((
2146 2146  
2147 2147  
2148 -== 7.2 Have trouble to upload image. ==
2149 2149  
2134 +== 6.2 Have trouble to upload image. ==
2135 +
2150 2150  
2151 2151  )))
2152 2152  
... ... @@ -2157,8 +2157,9 @@
2157 2157  (((
2158 2158  
2159 2159  
2160 -== 7.3 Why I can't join TTN in US915 /AU915 bands? ==
2161 2161  
2147 +== 6.3 Why I can't join TTN in US915 /AU915 bands? ==
2148 +
2162 2162  
2163 2163  )))
2164 2164  
... ... @@ -2167,9 +2167,10 @@
2167 2167  )))
2168 2168  
2169 2169  
2170 -= 8. Order Info =
2171 2171  
2158 += 7. Order Info =
2172 2172  
2160 +
2173 2173  (% style="color:#4f81bd" %)**LT-22222-L-XXX:**
2174 2174  
2175 2175  (% style="color:#4f81bd" %)**XXX:**
... ... @@ -2185,9 +2185,10 @@
2185 2185  * (% style="color:red" %)**CN779**(%%):  LT with frequency bands CN779
2186 2186  
2187 2187  
2188 -= 9. Packing Info =
2189 2189  
2177 += 8. Packing Info =
2190 2190  
2179 +
2191 2191  **Package Includes**:
2192 2192  
2193 2193  * LT-22222-L I/O Controller x 1
... ... @@ -2203,9 +2203,10 @@
2203 2203  * Weight / pcs : 170g
2204 2204  
2205 2205  
2206 -= 10. Support =
2207 2207  
2196 += 9. Support =
2208 2208  
2198 +
2209 2209  * (((
2210 2210  Support is provided Monday to Friday, from 09:00 to 18:00 GMT+8. Due to different timezones we cannot offer live support. However, your questions will be answered as soon as possible in the before-mentioned schedule.
2211 2211  )))
... ... @@ -2213,14 +2213,13 @@
2213 2213  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]]
2214 2214  
2215 2215  
2206 +
2216 2216  
2217 2217  )))
2218 2218  
2219 -= 11. Reference​​​​​ =
2210 += 10. Reference​​​​​ =
2220 2220  
2221 2221  
2222 2222  * 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]]
2223 2223  * [[Datasheet, Document Base>>https://www.dropbox.com/sh/gxxmgks42tqfr3a/AACEdsj_mqzeoTOXARRlwYZ2a?dl=0]]
2224 2224  * [[Hardware Source>>url:https://github.com/dragino/Lora/tree/master/LT/LT-33222-L/v1.0]]
2225 -
2226 -
image-20221112174847-1.png
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