Last modified by Saxer Lin on 2025/04/15 17:24
<
From version < 112.4 >
edited by Xiaoling
on 2023/03/31 09:40
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  
... ... @@ -183,6 +183,8 @@
183 183  * Firmware upgradable via program port
184 184  * Counting
185 185  
187 +
188 +
186 186  == 1.4  Applications ==
187 187  
188 188  
... ... @@ -193,6 +193,8 @@
193 193  * Smart Cities
194 194  * Smart Factory
195 195  
199 +
200 +
196 196  == 1.5 Hardware Variants ==
197 197  
198 198  
... ... @@ -207,12 +207,12 @@
207 207  * 1 x Counting Port
208 208  )))
209 209  
215 +
216 +
210 210  = 2. Power ON Device =
211 211  
212 212  
213 -(((
214 214  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.
215 -)))
216 216  
217 217  (((
218 218  PWR will on when device is properly powered.
... ... @@ -223,8 +223,10 @@
223 223  [[image:1653297104069-180.png]]
224 224  
225 225  
231 +
226 226  = 3. Operation Mode =
227 227  
234 +
228 228  == 3.1 How it works? ==
229 229  
230 230  
... ... @@ -237,6 +237,7 @@
237 237  )))
238 238  
239 239  
247 +
240 240  == 3.2 Example to join LoRaWAN network ==
241 241  
242 242  
... ... @@ -268,12 +268,12 @@
268 268  
269 269  Input these keys in the LoRaWAN Server portal. Below is TTN screen shot:
270 270  
271 -**Add APP EUI in the application.**
279 +Add APP EUI in the application.
272 272  
273 273  [[image:1653297955910-247.png||height="321" width="716"]]
274 274  
275 275  
276 -**Add APP KEY and DEV EUI**
284 +Add APP KEY and DEV EUI
277 277  
278 278  [[image:1653298023685-319.png]]
279 279  
... ... @@ -281,13 +281,12 @@
281 281  
282 282  (((
283 283  (% 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.
284 -
285 -
286 286  )))
287 287  
288 288  [[image:1653298044601-602.png||height="405" width="709"]]
289 289  
290 290  
297 +
291 291  == 3.3 Uplink Payload ==
292 292  
293 293  
... ... @@ -300,12 +300,12 @@
300 300  * (% style="color:blue" %)**MOD5**(%%): Single DI Counting + 2 x AVI + 1 x ACI + DO + RO
301 301  * (% style="color:blue" %)**ADDMOD6**(%%): Trigger Mode, Optional, used together with MOD1 ~~ MOD5
302 302  
310 +
311 +
303 303  === 3.3.1 AT+MOD~=1, 2ACI+2AVI ===
304 304  
305 305  
306 -(((
307 307  The uplink payload includes totally 9 bytes. Uplink packets use FPORT=2 and every 10 minutes send one uplink by default.
308 -)))
309 309  
310 310  [[image:image-20220523174024-3.png]]
311 311  
... ... @@ -341,6 +341,8 @@
341 341  * [1] RO1 relay channel is close and the RO1 LED is ON.
342 342  * [0] RO2 relay channel is open and RO2 LED is OFF;
343 343  
351 +
352 +
344 344  **LT22222-L:**
345 345  
346 346  * [1] DI2 channel is high input and DI2 LED is ON;
... ... @@ -356,12 +356,11 @@
356 356  ** DO1 is high in case there is load between DO1 and V+.
357 357  ** DO1 LED is off in both case
358 358  
368 +
359 359  === 3.3.2 AT+MOD~=2, (Double DI Counting) ===
360 360  
361 361  
362 -(((
363 363  **For LT-22222-L**: this mode the **DI1 and DI2** are used as counting pins.
364 -)))
365 365  
366 366  (((
367 367  Total : 11 bytes payload
... ... @@ -393,15 +393,11 @@
393 393  (% class="box infomessage" %)
394 394  (((
395 395  (((
396 -(((
397 397  **AT+MOD=2**
398 -)))
399 399  
400 -(((
401 401  **ATZ**
402 402  )))
403 403  )))
404 -)))
405 405  
406 406  (((
407 407  
... ... @@ -429,6 +429,7 @@
429 429  )))
430 430  
431 431  
436 +
432 432  === 3.3.3 AT+MOD~=3, Single DI Counting + 2 x ACI ===
433 433  
434 434  
... ... @@ -460,15 +460,11 @@
460 460  (% class="box infomessage" %)
461 461  (((
462 462  (((
463 -(((
464 464  **AT+MOD=3**
465 -)))
466 466  
467 -(((
468 468  **ATZ**
469 469  )))
470 470  )))
471 -)))
472 472  
473 473  (((
474 474  Other AT Commands for counting are similar to [[MOD2 Counting Command>>||anchor="H3.3.2AT2BMOD3D22C28DoubleDICounting29"]].
... ... @@ -475,16 +475,13 @@
475 475  )))
476 476  
477 477  
479 +
478 478  === 3.3.4 AT+MOD~=4, Single DI Counting + 1 x Voltage Counting ===
479 479  
480 480  
481 -(((
482 482  **LT22222-L**: This mode the DI1 is used as a counting pin.
483 -)))
484 484  
485 -(((
486 486  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.
487 -)))
488 488  
489 489  [[image:image-20220523181903-8.png]]
490 490  
... ... @@ -512,17 +512,14 @@
512 512  (% class="box infomessage" %)
513 513  (((
514 514  (((
515 -(((
516 516  **AT+MOD=4**
517 -)))
518 518  
519 -(((
520 520  **ATZ**
521 521  )))
522 522  )))
523 -)))
524 524  
525 525  
520 +
526 526  (((
527 527  Other AT Commands for counting are similar to [[MOD2 Counting Command>>||anchor="H3.3.2AT2BMOD3D22C28DoubleDICounting29"]].
528 528  )))
... ... @@ -543,6 +543,7 @@
543 543  )))
544 544  
545 545  
541 +
546 546  === 3.3.5 AT+MOD~=5, Single DI Counting + 2 x AVI + 1 x ACI ===
547 547  
548 548  
... ... @@ -575,15 +575,11 @@
575 575  (% class="box infomessage" %)
576 576  (((
577 577  (((
578 -(((
579 579  **AT+MOD=5**
580 -)))
581 581  
582 -(((
583 583  **ATZ**
584 584  )))
585 585  )))
586 -)))
587 587  
588 588  (((
589 589  Other AT Commands for counting are similar to [[MOD2 Counting Command>>||anchor="H3.3.2AT2BMOD3D22C28DoubleDICounting29"]].
... ... @@ -590,6 +590,7 @@
590 590  )))
591 591  
592 592  
585 +
593 593  === 3.3.6 AT+ADDMOD~=6. (Trigger Mode, Optional) ===
594 594  
595 595  
... ... @@ -644,6 +644,7 @@
644 644  AT+ DTRI =1,0   (Enable DI1 trigger / disable DI2 trigger)
645 645  
646 646  
640 +
647 647  (% style="color:#037691" %)**Downlink Command to set Trigger Condition:**
648 648  
649 649  Type Code: 0xAA. Downlink command same as AT Command **AT+AVLIM, AT+ACLIM**
... ... @@ -704,6 +704,7 @@
704 704  10000000: Means this packet is trigger by AC1_LOW. Means voltage too low.
705 705  
706 706  
701 +
707 707  (% style="color:#4f81bd" %)**TRI_DI FLAG+STA **(%%)is a combination to show which condition is trigger. Totally 1byte as below
708 708  
709 709  [[image:image-20220524090456-4.png]]
... ... @@ -717,6 +717,7 @@
717 717  00000101: Means both DI1 and DI2 trigger are enabled.
718 718  
719 719  
715 +
720 720  (% style="color:#4f81bd" %)**Enable/Disable MOD6 **(%%): 0x01: MOD6 is enable. 0x00: MOD6 is disable.
721 721  
722 722  Downlink command to poll MOD6 status:
... ... @@ -726,6 +726,8 @@
726 726  When device got this command, it will send the MOD6 payload.
727 727  
728 728  
725 +
726 +
729 729  === 3.3.7 Payload Decoder ===
730 730  
731 731  (((
... ... @@ -735,33 +735,32 @@
735 735  )))
736 736  
737 737  
736 +
738 738  == 3.4 ​Configure LT via AT or Downlink ==
739 739  
740 740  
741 -(((
742 742  User can configure LT I/O Controller via AT Commands or LoRaWAN Downlink Commands
743 -)))
744 744  
745 745  (((
746 -(((
747 747  There are two kinds of Commands:
748 748  )))
749 -)))
750 750  
751 -* (% 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]]
752 752  
753 -* (% 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:
754 754  
750 +
751 +
755 755  === 3.4.1 Common Commands ===
756 756  
757 757  
758 -(((
759 759  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]]
760 -)))
761 761  
762 762  
758 +
763 763  === 3.4.2 Sensor related commands ===
764 764  
761 +
765 765  ==== 3.4.2.1 Set Transmit Interval ====
766 766  
767 767  
... ... @@ -769,7 +769,7 @@
769 769  
770 770  * (% style="color:#037691" %)**AT Command:**
771 771  
772 -(% style="color:blue" %)**AT+TDC=N **
769 +**AT+TDC=N **
773 773  
774 774  
775 775  **Example: **AT+TDC=30000. Means set interval to 30 seconds
... ... @@ -777,10 +777,11 @@
777 777  
778 778  * (% style="color:#037691" %)**Downlink Payload (prefix 0x01):**
779 779  
780 -(% 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)**
781 781  
782 782  
783 783  
781 +
784 784  ==== 3.4.2.2 Set Work Mode (AT+MOD) ====
785 785  
786 786  
... ... @@ -788,7 +788,7 @@
788 788  
789 789  * (% style="color:#037691" %)**AT Command:**
790 790  
791 -(% style="color:blue" %)**AT+MOD=N  **
789 +**AT+MOD=N  **
792 792  
793 793  
794 794  **Example**: AT+MOD=2. Set work mode to Double DI counting mode
... ... @@ -796,10 +796,11 @@
796 796  
797 797  * (% style="color:#037691" %)**Downlink Payload (prefix 0x0A):**
798 798  
799 -(% style="color:blue" %)**0x0A aa  **(%%)** ** ~/~/ Same as AT+MOD=aa
797 +**0x0A aa    ** ~/~/ Same as AT+MOD=aa
800 800  
801 801  
802 802  
801 +
803 803  ==== 3.4.2.3 Poll an uplink ====
804 804  
805 805  
... ... @@ -810,7 +810,7 @@
810 810  
811 811  * (% style="color:#037691" %)**Downlink Payload (prefix 0x08):**
812 812  
813 -(% style="color:blue" %)**0x08 FF  **(%%)** **~/~/ Poll an uplink
812 +**0x08 FF     **~/~/ Poll an uplink
814 814  
815 815  
816 816  **Example**: 0x08FF, ask device to send an Uplink
... ... @@ -817,6 +817,7 @@
817 817  
818 818  
819 819  
819 +
820 820  ==== 3.4.2.4 Enable Trigger Mode ====
821 821  
822 822  
... ... @@ -824,19 +824,20 @@
824 824  
825 825  * (% style="color:#037691" %)**AT Command:**
826 826  
827 -(% style="color:blue" %)**AT+ADDMOD6=1 or 0**
827 +**AT+ADDMOD6=1 or 0**
828 828  
829 -(% style="color:red" %)**1:** (%%)Enable Trigger Mode
829 +1: Enable Trigger Mode
830 830  
831 -(% style="color:red" %)**0: **(%%)Disable Trigger Mode
831 +0: Disable Trigger Mode
832 832  
833 833  
834 834  * (% style="color:#037691" %)**Downlink Payload (prefix 0x0A 06):**
835 835  
836 -(% style="color:blue" %)**0x0A 06 aa    **(%%) ~/~/ Same as AT+ADDMOD6=aa
836 +**0x0A 06 aa    ** ~/~/ Same as AT+ADDMOD6=aa
837 837  
838 838  
839 839  
840 +
840 840  ==== 3.4.2.5 Poll trigger settings ====
841 841  
842 842  
... ... @@ -849,10 +849,11 @@
849 849  
850 850  * (% style="color:#037691" %)**Downlink Payload (prefix 0x AB 06):**
851 851  
852 -(% 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
853 853  
854 854  
855 855  
857 +
856 856  ==== 3.4.2.6 Enable / Disable DI1/DI2/DI3 as trigger ====
857 857  
858 858  
... ... @@ -860,7 +860,7 @@
860 860  
861 861  * (% style="color:#037691" %)**AT Command:**
862 862  
863 -(% style="color:blue" %)**Format: AT+DTRI=<DI1_TIRGGER_FlAG>,< DI2_TIRGGER_FlAG >**
865 +**Format: AT+DTRI=<DI1_TIRGGER_FlAG>,< DI2_TIRGGER_FlAG >**
864 864  
865 865  
866 866  **Example:**
... ... @@ -869,10 +869,11 @@
869 869  
870 870  * (% style="color:#037691" %)**Downlink Payload (prefix 0xAA 02):**
871 871  
872 -(% style="color:blue" %)**0xAA 02 aa bb   ** (%%) ~/~/ Same as AT+DTRI=aa,bb
874 +**0xAA 02 aa bb        **~/~/ Same as AT+DTRI=aa,bb
873 873  
874 874  
875 875  
878 +
876 876  ==== 3.4.2.7 Trigger1 – Set DI1 or DI3 as trigger ====
877 877  
878 878  
... ... @@ -880,11 +880,11 @@
880 880  
881 881  * (% style="color:#037691" %)**AT Command:**
882 882  
883 -(% style="color:blue" %)**AT+TRIG1=a,b**
886 +**AT+TRIG1=a,b**
884 884  
885 -(% 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).
886 886  
887 -(% style="color:red" %)**b :** (%%)delay timing.
890 +b : delay timing.
888 888  
889 889  
890 890  **Example:**
... ... @@ -893,11 +893,10 @@
893 893  
894 894  
895 895  * (% style="color:#037691" %)**Downlink Payload (prefix 0x09 01 ):**
899 +* **0x09 01 aa bb cc    ** ~/~/ same as AT+TRIG1=aa,0x(bb cc)
896 896  
897 -(% style="color:blue" %)**0x09 01 aa bb cc    ** (%%) ~/~/ same as AT+TRIG1=aa,0x(bb cc)
898 898  
899 899  
900 -
901 901  ==== 3.4.2.8 Trigger2 – Set DI2 as trigger ====
902 902  
903 903  
... ... @@ -905,13 +905,14 @@
905 905  
906 906  * (% style="color:#037691" %)**AT Command:**
907 907  
908 -(% style="color:blue" %)**AT+TRIG2=a,b**
910 +**AT+TRIG2=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).
911 911  
912 -(% style="color:red" %)**b :** (%%)delay timing.
913 +a : Interrupt mode. 0: falling edge; 1: rising edge, 2: falling and raising edge(for MOD=1).
913 913  
915 +b : delay timing.
914 914  
917 +
915 915  **Example:**
916 916  
917 917  AT+TRIG2=0,100(set DI1 port to trigger on low level, valid signal is 100ms )
... ... @@ -919,10 +919,11 @@
919 919  
920 920  * (% style="color:#037691" %)**Downlink Payload (prefix 0x09 02 ):**
921 921  
922 -(% 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)
923 923  
924 924  
925 925  
929 +
926 926  ==== 3.4.2.9 Trigger – Set AC (current) as trigger ====
927 927  
928 928  
... ... @@ -930,15 +930,16 @@
930 930  
931 931  * (% style="color:#037691" %)**AT Command**
932 932  
933 -(% style="color:blue" %)**AT+ACLIM**
937 +**AT+ACLIM**
934 934  
935 935  
936 936  * (% style="color:#037691" %)**Downlink Payload (prefix 0xAA 01 )**
937 937  
938 -(% 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"]]
939 939  
940 940  
941 941  
946 +
942 942  ==== 3.4.2.10 Trigger – Set AV (voltage) as trigger ====
943 943  
944 944  
... ... @@ -946,15 +946,16 @@
946 946  
947 947  * (% style="color:#037691" %)**AT Command**
948 948  
949 -(% style="color:blue" %)**AT+AVLIM    **(%%)** See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]**
954 +**AT+AVLIM  See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]**
950 950  
951 951  
952 952  * (% style="color:#037691" %)**Downlink Payload (prefix 0xAA 00 )**
953 953  
954 -(% 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"]]
955 955  
956 956  
957 957  
963 +
958 958  ==== 3.4.2.11 Trigger – Set minimum interval ====
959 959  
960 960  
... ... @@ -962,12 +962,12 @@
962 962  
963 963  * (% style="color:#037691" %)**AT Command**
964 964  
965 -(% 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.
966 966  
967 967  
968 968  * (% style="color:#037691" %)**Downlink Payload (prefix 0xAC )**
969 969  
970 -(% 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)
971 971  
972 972  (((
973 973  
... ... @@ -977,6 +977,7 @@
977 977  
978 978  
979 979  
986 +
980 980  ==== 3.4.2.12 DO ~-~- Control Digital Output DO1/DO2/DO3 ====
981 981  
982 982  
... ... @@ -986,7 +986,7 @@
986 986  
987 987  
988 988  * (% style="color:#037691" %)**Downlink Payload (prefix 0x02)**
989 -* (% style="color:blue" %)**0x02 aa bb cc     ** (%%)~/~/ Set DO1/DO2/DO3 output
996 +* **0x02 aa bb cc     **~/~/ Set DO1/DO2/DO3 output
990 990  
991 991  (((
992 992  If payload = 0x02010001, while there is load between V+ and DOx, it means set DO1 to low, DO2 to high and DO3 to low.
... ... @@ -1008,6 +1008,7 @@
1008 1008  
1009 1009  
1010 1010  
1018 +
1011 1011  ==== 3.4.2.13 DO ~-~- Control Digital Output DO1/DO2/DO3 with time control ====
1012 1012  
1013 1013  
... ... @@ -1018,7 +1018,7 @@
1018 1018  
1019 1019  * (% style="color:#037691" %)**Downlink Payload (prefix 0xA9)**
1020 1020  
1021 -(% 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
1022 1022  
1023 1023  
1024 1024  This is to control the digital output time of DO pin. Include four bytes:
... ... @@ -1051,14 +1051,6 @@
1051 1051  
1052 1052   Latching time. Unit: ms
1053 1053  
1054 -
1055 -(% style="color:red" %)**Note: **
1056 -
1057 - Since Firmware v1.6.0, the latch time support 4 bytes and 2 bytes
1058 -
1059 - Before Firmwre v1.6.0 the latch time only suport 2 bytes.
1060 -
1061 -
1062 1062  (% style="color:red" %)**Device will upload a packet if downlink code executes successfully.**
1063 1063  
1064 1064  
... ... @@ -1082,9 +1082,10 @@
1082 1082  
1083 1083  
1084 1084  
1085 -==== 3.4.2. 14 Relay ~-~- Control Relay Output RO1/RO2 ====
1086 1086  
1086 +==== 3.4.2.14 Relay ~-~- Control Relay Output RO1/RO2 ====
1087 1087  
1088 +
1088 1088  * (% style="color:#037691" %)**AT Command:**
1089 1089  
1090 1090  There is no AT Command to control Relay Output
... ... @@ -1092,7 +1092,7 @@
1092 1092  
1093 1093  * (% style="color:#037691" %)**Downlink Payload (prefix 0x03):**
1094 1094  
1095 -(% style="color:blue" %)**0x03 aa bb     ** (%%)~/~/ Set RO1/RO2 output
1096 +**0x03 aa bb     **~/~/ Set RO1/RO2 output
1096 1096  
1097 1097  
1098 1098  (((
... ... @@ -1111,6 +1111,7 @@
1111 1111  
1112 1112  
1113 1113  
1115 +
1114 1114  ==== 3.4.2.15 Relay ~-~- Control Relay Output RO1/RO2 with time control ====
1115 1115  
1116 1116  
... ... @@ -1121,7 +1121,7 @@
1121 1121  
1122 1122  * (% style="color:#037691" %)**Downlink Payload (prefix 0x05):**
1123 1123  
1124 -(% 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
1125 1125  
1126 1126  
1127 1127  This is to control the relay output time of relay. Include four bytes:
... ... @@ -1142,20 +1142,12 @@
1142 1142  
1143 1143  (% style="color:#4f81bd" %)**Fourth/Fifth/Sixth/Seventh Bytes(cc)**(%%): Latching time. Unit: ms
1144 1144  
1145 -
1146 -(% style="color:red" %)**Note:**
1147 -
1148 - Since Firmware v1.6.0, the latch time support 4 bytes and 2 bytes
1149 -
1150 - Before Firmwre v1.6.0 the latch time only suport 2 bytes.
1151 -
1152 -
1153 1153  (% style="color:red" %)**Device will upload a packet if downlink code executes successfully.**
1154 1154  
1155 1155  
1156 1156  **Example payload:**
1157 1157  
1158 -**~1. 05 01 11 07 D0**
1152 +**~1. 05 01 11 07 D**
1159 1159  
1160 1160  Relay1 and Relay 2 will be set to NC , last 2 seconds, then change back to original state.
1161 1161  
... ... @@ -1180,33 +1180,39 @@
1180 1180  
1181 1181  * (% style="color:#037691" %)**AT Command:**
1182 1182  
1183 -(% style="color:blue" %)**AT+VOLMAX   ** (%%)~/~/ See [[MOD4>>||anchor="H3.3.4AT2BMOD3D42CSingleDICounting2B1xVoltageCounting"]]
1177 +**AT+VOLMAX   ** ~/~/ See [[MOD4>>||anchor="H3.3.4AT2BMOD3D42CSingleDICounting2B1xVoltageCounting"]]
1184 1184  
1185 1185  
1186 1186  * (% style="color:#037691" %)**Downlink Payload (prefix 0xA5):**
1187 1187  
1188 -(% 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
1189 1189  
1190 1190  
1191 1191  
1186 +
1192 1192  ==== 3.4.2.17 Counting ~-~- Pre-configure the Count Number ====
1193 1193  
1194 1194  
1195 1195  * (% style="color:#037691" %)**AT Command:**
1196 1196  
1197 -(% style="color:blue" %)**AT+SETCNT=aa,(bb cc dd ee) **
1192 +**AT+SETCNT=aa,(bb cc dd ee) **
1198 1198  
1199 -(% style="color:red" %)**aa:**(%%) 1: Set count1; 2: Set count2; 3: Set AV1 count
1194 +aa: 1: Set count1,
1200 1200  
1201 -(% style="color:red" %)**bb cc dd ee: **(%%)number to be set
1196 +2: Set count2,
1202 1202  
1198 +3: Set AV1 count
1203 1203  
1200 +Bb cc dd ee: number to be set
1201 +
1202 +
1204 1204  * (% style="color:#037691" %)**Downlink Payload (prefix 0xA8):**
1205 1205  
1206 -(% 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)
1207 1207  
1208 1208  
1209 1209  
1209 +
1210 1210  ==== 3.4.2.18 Counting ~-~- Clear Counting ====
1211 1211  
1212 1212  
... ... @@ -1214,104 +1214,114 @@
1214 1214  
1215 1215  * (% style="color:#037691" %)**AT Command:**
1216 1216  
1217 -(% style="color:blue" %)**AT+CLRCOUNT **(%%) ~/~/ clear all counting
1217 +**AT+CLRCOUNT ** ~/~/ clear all counting
1218 1218  
1219 1219  
1220 1220  * (% style="color:#037691" %)**Downlink Payload (prefix 0xA6):**
1221 1221  
1222 -(% style="color:blue" %)**0x A6 01    ** (%%)~/~/ clear all counting
1222 +**0x A6 01    ** ~/~/ clear all counting
1223 1223  
1224 1224  
1225 1225  
1226 +
1226 1226  ==== 3.4.2.19 Counting ~-~- Change counting mode save time ====
1227 1227  
1228 1228  
1229 1229  * (% style="color:#037691" %)**AT Command:**
1230 1230  
1231 -(% 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)
1232 1232  
1233 1233  
1234 1234  * (% style="color:#037691" %)**Downlink Payload (prefix 0xA7):**
1235 1235  
1236 -(% 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,
1237 1237  
1238 1238  (((
1239 1239  range: aa bb cc:0 to 16777215,  (unit:second)
1240 -)))
1241 1241  
1242 1242  
1243 1243  
1244 -==== 3.4.2.20 Reset save RO DO state ====
1244 +
1245 +)))
1245 1245  
1247 +==== 3.4.2.20 Reset save DR DO state ====
1246 1246  
1249 +
1247 1247  * (% style="color:#037691" %)**AT Command:**
1248 1248  
1249 -(% 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)
1250 1250  
1251 -(% 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.
1252 1252  
1253 1253  
1254 1254  * (% style="color:#037691" %)**Downlink Payload (prefix 0xAD):**
1255 1255  
1256 -(% style="color:blue" %)**0x AD aa      ** (%%)~/~/ same as AT+RODORET =aa
1259 +**0x AD aa      **~/~/ same as AT+RODORET =aa
1257 1257  
1261 +(((
1262 +
1258 1258  
1259 1259  
1265 +
1260 1260  ==== 3.4.2.21 Encrypted payload ====
1261 1261  
1262 1262  
1263 1263  * (% style="color:#037691" %)**AT Command:**
1264 1264  
1265 -(% style="color:blue" %)**AT+DECRYPT=1  ** (%%)~/~/ The payload is uploaded without encryption
1271 +**AT+DECRYPT=1  **~/~/ The payload is uploaded without encryption
1266 1266  
1267 -(% style="color:blue" %)**AT+DECRYPT=0    **(%%)~/~/  Encrypt when uploading payload (default)
1273 +**AT+DECRYPT=0  **~/~/Encrypt when uploading payload (default)
1268 1268  
1269 1269  
1270 1270  
1277 +
1271 1271  ==== 3.4.2.22 Get sensor value ====
1272 1272  
1273 1273  
1274 1274  * (% style="color:#037691" %)**AT Command:**
1275 1275  
1276 -(% 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
1277 1277  
1278 -(% 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.
1279 1279  
1280 1280  
1281 1281  
1289 +
1282 1282  ==== 3.4.2.23 Resets the downlink packet count ====
1283 1283  
1284 1284  
1285 1285  * (% style="color:#037691" %)**AT Command:**
1286 1286  
1287 -(% 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)
1288 1288  
1289 -(% 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.
1290 1290  
1291 1291  
1292 1292  
1301 +
1293 1293  ==== 3.4.2.24 When the limit bytes are exceeded, upload in batches ====
1294 1294  
1295 1295  
1296 1296  * (% style="color:#037691" %)**AT Command:**
1297 1297  
1298 -(% 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)
1299 1299  
1300 -(% 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.
1301 1301  
1302 1302  
1303 1303  * (% style="color:#037691" %)**Downlink Payload **(%%)**:**
1304 1304  
1305 -(% style="color:blue" %)**0x21 00 01 ** (%%) ~/~/ Set  the DISMACANS=1
1314 +**0x21 00 01 ** ~/~/ Set  the DISMACANS=1
1306 1306  
1307 1307  
1308 1308  
1318 +
1309 1309  ==== 3.4.2.25 Copy downlink to uplink ====
1310 1310  
1311 1311  
1312 1312  * (% style="color:#037691" %)**AT Command**(%%)**:**
1313 1313  
1314 -(% 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.
1315 1315  
1316 1316  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.
1317 1317  
... ... @@ -1334,7 +1334,7 @@
1334 1334  * (((
1335 1335  (% style="color:#037691" %)**Downlink Payload**(%%)**:**
1336 1336  
1337 -(% 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.
1338 1338  
1339 1339  
1340 1340  )))
... ... @@ -1344,6 +1344,9 @@
1344 1344  [[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"]]
1345 1345  
1346 1346  
1357 +
1358 +)))
1359 +
1347 1347  == 3.5 Integrate with Mydevice ==
1348 1348  
1349 1349  
... ... @@ -1393,8 +1393,10 @@
1393 1393  [[image:image-20220524094909-5.png||height="341" width="734"]]
1394 1394  
1395 1395  
1409 +
1396 1396  == 3.6 Interface Detail ==
1397 1397  
1412 +
1398 1398  === 3.6.1 Digital Input Port: DI1/DI2 /DI3 ( For LT-33222-L, low active ) ===
1399 1399  
1400 1400  
... ... @@ -1403,6 +1403,7 @@
1403 1403  [[image:1653356991268-289.png]]
1404 1404  
1405 1405  
1421 +
1406 1406  === 3.6.2 Digital Input Port: DI1/DI2 ( For LT-22222-L) ===
1407 1407  
1408 1408  
... ... @@ -1459,6 +1459,8 @@
1459 1459  
1460 1460  (((
1461 1461  
1478 +
1479 +
1462 1462  )))
1463 1463  
1464 1464  (((
... ... @@ -1490,6 +1490,8 @@
1490 1490  
1491 1491  (((
1492 1492  
1511 +
1512 +
1493 1493  )))
1494 1494  
1495 1495  (((
... ... @@ -1520,16 +1520,16 @@
1520 1520  )))
1521 1521  
1522 1522  
1543 +
1523 1523  === 3.6.3 Digital Output Port: DO1/DO2 /DO3 ===
1524 1524  
1525 1525  
1526 -**(% 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.
1527 1527  
1528 -**(% style="color:red" %)Note: DO pins go to float when device is power off.**
1529 -
1530 1530  [[image:1653357531600-905.png]]
1531 1531  
1532 1532  
1552 +
1533 1533  === 3.6.4 Analog Input Interface ===
1534 1534  
1535 1535  
... ... @@ -1545,13 +1545,13 @@
1545 1545  We take the wind speed sensor as an example for reference only.
1546 1546  
1547 1547  
1548 -(% style="color:blue" %)**Specifications of the wind speed sensor:**
1568 +**Specifications of the wind speed sensor:**
1549 1549  
1550 -**(% style="color:red" %)Red:  12~~24v**
1570 +Red:  12~~24v
1551 1551  
1552 -**(% style="color:Yellow" %)Yellow:  4~~20mA**
1572 +Yellow:  4~~20mA
1553 1553  
1554 -**Black:  GND**
1574 +Black:  GND
1555 1555  
1556 1556  
1557 1557  **Connection diagram:**
... ... @@ -1561,13 +1561,12 @@
1561 1561  [[image:1653357648330-671.png||height="155" width="733"]]
1562 1562  
1563 1563  
1584 +
1564 1564  === 3.6.5 Relay Output ===
1565 1565  
1566 1566  
1567 1567  (((
1568 -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:
1569 -
1570 -**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:
1571 1571  )))
1572 1572  
1573 1573  [[image:image-20220524100215-9.png]]
... ... @@ -1576,6 +1576,7 @@
1576 1576  [[image:image-20220524100215-10.png||height="382" width="723"]]
1577 1577  
1578 1578  
1598 +
1579 1579  == 3.7 LEDs Indicators ==
1580 1580  
1581 1581  
... ... @@ -1582,19 +1582,15 @@
1582 1582  [[image:image-20220524100748-11.png]]
1583 1583  
1584 1584  
1605 +
1585 1585  = 4. Use AT Command =
1586 1586  
1608 +
1587 1587  == 4.1 Access AT Command ==
1588 1588  
1589 1589  
1590 -(((
1591 1591  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.
1592 -)))
1593 1593  
1594 -(((
1595 -
1596 -)))
1597 -
1598 1598  [[image:1653358238933-385.png]]
1599 1599  
1600 1600  
... ... @@ -1622,7 +1622,7 @@
1622 1622  )))
1623 1623  
1624 1624  (((
1625 -AT+<CMD>=?       :  Get the value
1641 +AT+<CMD>=?       : Get the value
1626 1626  )))
1627 1627  
1628 1628  (((
... ... @@ -1650,11 +1650,11 @@
1650 1650  )))
1651 1651  
1652 1652  (((
1653 -AT+APPSKEY:  Get or Set the Application Session Key
1669 +AT+APPSKEY: Get or Set the Application Session Key
1654 1654  )))
1655 1655  
1656 1656  (((
1657 -AT+APPEUI:  Get or Set the Application EUI
1673 +AT+APPEUI: Get or Set the Application EUI
1658 1658  )))
1659 1659  
1660 1660  (((
... ... @@ -1666,7 +1666,7 @@
1666 1666  )))
1667 1667  
1668 1668  (((
1669 -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)  
1670 1670  )))
1671 1671  
1672 1672  (((
... ... @@ -1702,7 +1702,7 @@
1702 1702  )))
1703 1703  
1704 1704  (((
1705 -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)
1706 1706  )))
1707 1707  
1708 1708  (((
... ... @@ -1746,7 +1746,7 @@
1746 1746  )))
1747 1747  
1748 1748  (((
1749 -AT+VER:  Get current image version and Frequency Band
1765 +AT+VER: Get current image version and Frequency Band
1750 1750  )))
1751 1751  
1752 1752  (((
... ... @@ -1754,7 +1754,7 @@
1754 1754  )))
1755 1755  
1756 1756  (((
1757 -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)
1758 1758  )))
1759 1759  
1760 1760  (((
... ... @@ -1794,108 +1794,107 @@
1794 1794  )))
1795 1795  
1796 1796  
1813 +
1797 1797  == 4.2 Common AT Command Sequence ==
1798 1798  
1816 +
1799 1799  === 4.2.1 Multi-channel ABP mode (Use with SX1301/LG308) ===
1800 1800  
1801 1801  (((
1802 1802  
1803 1803  
1804 -(((
1805 -(% style="color:blue" %)**If device has not joined network yet:**
1822 +**If device has not joined network yet:**
1806 1806  )))
1807 -)))
1808 1808  
1809 1809  (((
1810 -(% style="background-color:#dcdcdc" %)**123456**
1826 +(% style="background-color:#dcdcdc" %)123456
1811 1811  )))
1812 1812  
1813 1813  (((
1814 -(% style="background-color:#dcdcdc" %)**AT+FDR**
1830 +(% style="background-color:#dcdcdc" %)AT+FDR
1815 1815  )))
1816 1816  
1817 1817  (((
1818 -(% style="background-color:#dcdcdc" %)**123456**
1834 +(% style="background-color:#dcdcdc" %)123456
1819 1819  )))
1820 1820  
1821 1821  (((
1822 -(% style="background-color:#dcdcdc" %)**AT+NJM=0**
1838 +(% style="background-color:#dcdcdc" %)AT+NJM=0
1823 1823  )))
1824 1824  
1825 1825  (((
1826 -(% style="background-color:#dcdcdc" %)**ATZ**
1842 +(% style="background-color:#dcdcdc" %)ATZ
1827 1827  )))
1828 1828  
1829 1829  
1830 1830  (((
1831 -(% style="color:blue" %)**If device already joined network:**
1847 +**If device already joined network:**
1832 1832  )))
1833 1833  
1834 1834  (((
1835 -(% style="background-color:#dcdcdc" %)**AT+NJM=0**
1851 +(% style="background-color:#dcdcdc" %)AT+NJM=0
1836 1836  )))
1837 1837  
1838 1838  (((
1839 -(% style="background-color:#dcdcdc" %)**ATZ**
1855 +(% style="background-color:#dcdcdc" %)ATZ
1840 1840  )))
1841 1841  
1842 1842  
1859 +
1843 1843  === 4.2.2 Single-channel ABP mode (Use with LG01/LG02) ===
1844 1844  
1845 1845  (((
1846 1846  
1847 1847  
1848 -(((
1849 -(% style="background-color:#dcdcdc" %)**123456**(%%)  ~/~/ Enter Password to have AT access.
1865 +(% style="background-color:#dcdcdc" %)123456(%%)  Enter Password to have AT access.
1850 1850  )))
1851 -)))
1852 1852  
1853 1853  (((
1854 -(% 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
1855 1855  )))
1856 1856  
1857 1857  (((
1858 -(% style="background-color:#dcdcdc" %)** 123456**(%%)  ~/~/ Enter Password to have AT access.
1873 +(% style="background-color:#dcdcdc" %) 123456(%%)  Enter Password to have AT access.
1859 1859  )))
1860 1860  
1861 1861  (((
1862 -(% 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
1863 1863  )))
1864 1864  
1865 1865  (((
1866 -(% style="background-color:#dcdcdc" %)** AT+NJM=0**(%%)  ~/~/ Set to ABP mode
1881 +(% style="background-color:#dcdcdc" %) AT+NJM=0(%%)  Set to ABP mode
1867 1867  )))
1868 1868  
1869 1869  (((
1870 -(% 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
1871 1871  )))
1872 1872  
1873 1873  (((
1874 -(% style="background-color:#dcdcdc" %)** AT+DR=5**(%%)  ~/~/ Set Data Rate
1889 +(% style="background-color:#dcdcdc" %) AT+DR=5(%%)  Set Data Rate
1875 1875  )))
1876 1876  
1877 1877  (((
1878 -(% 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
1879 1879  )))
1880 1880  
1881 1881  (((
1882 -(% 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
1883 1883  )))
1884 1884  
1885 1885  (((
1886 -(% 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)
1887 1887  )))
1888 1888  
1889 1889  (((
1890 -(% 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
1891 1891  )))
1892 1892  
1893 1893  (((
1894 -(% 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.
1895 1895  )))
1896 1896  
1897 1897  (((
1898 -(% style="background-color:#dcdcdc" %)** ATZ**         (%%) ~/~/ Reset MCU
1913 +(% style="background-color:#dcdcdc" %) ATZ         (%%) Reset MCU
1899 1899  
1900 1900  
1901 1901  )))
... ... @@ -1905,15 +1905,11 @@
1905 1905  )))
1906 1906  
1907 1907  (((
1908 -**~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
1909 1909  
1910 -**2. Make sure the LG01/02 gateway RX frequency is exactly the same as AT+CHS setting.**
1911 -
1912 -**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?
1913 -dir=LoRa_Gateway/&file=LoRaWAN%201.0.3%20Regional%20Parameters.xlsx]] to see what DR means.**
1914 -
1915 -**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.**
1916 -
1917 1917  
1918 1918  )))
1919 1919  
... ... @@ -1925,30 +1925,22 @@
1925 1925  
1926 1926  )))
1927 1927  
1939 +
1928 1928  === 4.2.3 Change to Class A ===
1929 1929  
1930 1930  
1931 -(((
1932 -(% style="color:blue" %)**If sensor JOINED:**
1943 +If sensor JOINED
1944 +(% style="background-color:#dcdcdc" %)AT+CLASS=A
1945 +ATZ
1933 1933  
1934 -(% style="background-color:#dcdcdc" %)**AT+CLASS=A
1935 -ATZ**
1936 -)))
1937 1937  
1938 1938  
1939 -= 5. Case Study =
1949 += 5. FAQ =
1940 1940  
1941 -== 5.1 Counting how many objects pass in Flow Line ==
1942 1942  
1952 +== 5.1 How to upgrade the image? ==
1943 1943  
1944 -Reference Link: [[How to set up to count objects pass in flow line>>How to set up to count objects pass in flow line]]?
1945 1945  
1946 -
1947 -= 6. FAQ =
1948 -
1949 -== 6.1 How to upgrade the image? ==
1950 -
1951 -
1952 1952  The LT LoRaWAN Controller is shipped with a 3.5mm cable, the cable is used to upload image to LT to:
1953 1953  
1954 1954  * Support new features
... ... @@ -1966,10 +1966,8 @@
1966 1966  (% style="color:blue" %)**Step3**(%%)**:** Open flashloader; choose the correct COM port to update.
1967 1967  
1968 1968  
1969 -(((
1970 1970  (% style="color:blue" %)**For LT-22222-L**(%%):
1971 1971  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.
1972 -)))
1973 1973  
1974 1974  
1975 1975  )))
... ... @@ -1976,10 +1976,8 @@
1976 1976  
1977 1977   [[image:image-20220524103407-12.png]]
1978 1978  
1979 -
1980 1980  [[image:image-20220524103429-13.png]]
1981 1981  
1982 -
1983 1983  [[image:image-20220524104033-15.png]]
1984 1984  
1985 1985  
... ... @@ -1991,8 +1991,10 @@
1991 1991  
1992 1992  (((
1993 1993  (((
1994 -== 6.2 How to change the LoRa Frequency Bands/Region? ==
1993 +
1995 1995  
1995 +== 5.2 How to change the LoRa Frequency Bands/Region? ==
1996 +
1996 1996  
1997 1997  )))
1998 1998  )))
... ... @@ -2004,8 +2004,9 @@
2004 2004  (((
2005 2005  
2006 2006  
2007 -== 6.3 How to set up LT to work with Single Channel Gateway such as LG01/LG02? ==
2008 2008  
2009 +== 5.3 How to set up LT to work with Single Channel Gateway such as LG01/LG02? ==
2010 +
2009 2009  
2010 2010  )))
2011 2011  
... ... @@ -2019,6 +2019,7 @@
2019 2019  (((
2020 2020  Assume we have a LG02 working in the frequency 868400000 now , below is the step.
2021 2021  
2024 +
2022 2022  
2023 2023  )))
2024 2024  )))
... ... @@ -2048,15 +2048,16 @@
2048 2048  )))
2049 2049  
2050 2050  (((
2051 -(% style="background-color:#dcdcdc" %)**123456** (%%) :  Enter Password to have AT access.
2052 -(% style="background-color:#dcdcdc" %)**AT+FDR**(%%)  :  Reset Parameters to Factory Default, Keys Reserve
2053 -(% style="background-color:#dcdcdc" %)**AT+NJM=0** (%%) :  Set to ABP mode
2054 -(% style="background-color:#dcdcdc" %)**AT+ADR=0** (%%) :  Set the Adaptive Data Rate Off
2055 -(% style="background-color:#dcdcdc" %)**AT+DR=5** (%%) :  Set Data Rate (Set AT+DR=3 for 915 band)
2056 -(% style="background-color:#dcdcdc" %)**AT+TDC=60000 **(%%) :  Set transmit interval to 60 seconds
2057 -(% style="background-color:#dcdcdc" %)**AT+CHS=868400000**(%%) : Set transmit frequency to 868.4Mhz
2058 -(% style="background-color:#dcdcdc" %)**AT+DADDR=26 01 1A F1**(%%)  :  Set Device Address to 26 01 1A F1
2059 -(% 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
2060 2060  )))
2061 2061  
2062 2062  
... ... @@ -2067,23 +2067,26 @@
2067 2067  [[image:1653360498588-932.png||height="485" width="726"]]
2068 2068  
2069 2069  
2070 -== 6.4 Can I see counting event in Serial? ==
2071 2071  
2075 +== 5.4 Can I see counting event in Serial? ==
2072 2072  
2077 +
2073 2073  (((
2074 2074  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.
2075 2075  
2076 2076  
2077 -== 6.5 Can i use point to point communication for LT-22222-L? ==
2078 2078  
2083 +== 5.5 Can i use point to point communication for LT-22222-L? ==
2079 2079  
2080 -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]].
2081 2081  
2086 +Yes, please refer [[Point to Point Communication>>doc:Main. Point to Point Communication of LT-22222-L.WebHome]]
2087 +
2088 +
2082 2082  
2083 2083  )))
2084 2084  
2085 2085  (((
2086 -== 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? ==
2087 2087  
2088 2088  
2089 2089  If the device is not shut down, but directly powered off.
... ... @@ -2095,27 +2095,22 @@
2095 2095  After restart, the status before power failure will be read from flash.
2096 2096  
2097 2097  
2098 -== 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? ==
2099 2099  
2100 -
2101 2101  LT-22222-L built-in relay is NO (Normal Open). User can use an external relay to achieve Normal Close purpose. Diagram as below:
2102 2102  
2103 -
2104 2104  [[image:image-20221006170630-1.png||height="610" width="945"]]
2105 2105  
2106 2106  
2107 -== 6.8 Can LT22222-L save RO state? ==
2108 2108  
2113 += 6. Trouble Shooting =
2109 2109  
2110 -Firmware version needs to be no less than 1.6.0.
2111 -
2112 -
2113 -= 7. Trouble Shooting =
2115 +
2114 2114  )))
2115 2115  
2116 2116  (((
2117 2117  (((
2118 -== 7.1 Downlink doesn't work, how to solve it? ==
2120 +== 6.1 Downlink doesn't work, how to solve it? ==
2119 2119  
2120 2120  
2121 2121  )))
... ... @@ -2128,8 +2128,9 @@
2128 2128  (((
2129 2129  
2130 2130  
2131 -== 7.2 Have trouble to upload image. ==
2132 2132  
2134 +== 6.2 Have trouble to upload image. ==
2135 +
2133 2133  
2134 2134  )))
2135 2135  
... ... @@ -2140,8 +2140,9 @@
2140 2140  (((
2141 2141  
2142 2142  
2143 -== 7.3 Why I can't join TTN in US915 /AU915 bands? ==
2144 2144  
2147 +== 6.3 Why I can't join TTN in US915 /AU915 bands? ==
2148 +
2145 2145  
2146 2146  )))
2147 2147  
... ... @@ -2150,9 +2150,10 @@
2150 2150  )))
2151 2151  
2152 2152  
2153 -= 8. Order Info =
2154 2154  
2158 += 7. Order Info =
2155 2155  
2160 +
2156 2156  (% style="color:#4f81bd" %)**LT-22222-L-XXX:**
2157 2157  
2158 2158  (% style="color:#4f81bd" %)**XXX:**
... ... @@ -2169,7 +2169,7 @@
2169 2169  
2170 2170  
2171 2171  
2172 -= 9. Packing Info =
2177 += 8. Packing Info =
2173 2173  
2174 2174  
2175 2175  **Package Includes**:
... ... @@ -2179,7 +2179,6 @@
2179 2179  * Bracket for controller x1
2180 2180  * Program cable x 1
2181 2181  
2182 -
2183 2183  **Dimension and weight**:
2184 2184  
2185 2185  * Device Size: 13.5 x 7 x 3 cm
... ... @@ -2189,7 +2189,7 @@
2189 2189  
2190 2190  
2191 2191  
2192 -= 10. Support =
2196 += 9. Support =
2193 2193  
2194 2194  
2195 2195  * (((
... ... @@ -2199,14 +2199,13 @@
2199 2199  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]]
2200 2200  
2201 2201  
2206 +
2202 2202  
2203 2203  )))
2204 2204  
2205 -= 11. Reference​​​​​ =
2210 += 10. Reference​​​​​ =
2206 2206  
2207 2207  
2208 2208  * 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]]
2209 2209  * [[Datasheet, Document Base>>https://www.dropbox.com/sh/gxxmgks42tqfr3a/AACEdsj_mqzeoTOXARRlwYZ2a?dl=0]]
2210 2210  * [[Hardware Source>>url:https://github.com/dragino/Lora/tree/master/LT/LT-33222-L/v1.0]]
2211 -
2212 -
image-20221112174847-1.png
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