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Last modified by Mengting Qiu on 2025/06/04 18:42
From version 118.10
edited by Xiaoling
on 2023/05/17 11:20
Change comment: There is no comment for this version
To version 102.2
edited by Xiaoling
on 2022/10/29 09:42
Change comment: There is no comment for this version

Summary

Details

Page properties
Content
... ... @@ -15,6 +15,7 @@
15 15  
16 16  = 1.Introduction =
17 17  
18 +
18 18  == 1.1 What is LT Series I/O Controller ==
19 19  
20 20  (((
... ... @@ -26,7 +26,7 @@
26 26  )))
27 27  
28 28  (((
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, building automation, and so on.
30 +The LT I/O Controllers allows the user to send data and reach extremely long ranges. It provides ultra-long range spread spectrum communication and high interference immunity whilst minimizing current consumption. It targets professional wireless sensor network applications such as irrigation systems, smart metering, smart cities, smartphone detection, building automation, and so on.
30 30  )))
31 31  
32 32  (((
... ... @@ -53,6 +53,7 @@
53 53  
54 54  )))
55 55  
57 +
56 56  == 1.2  Specifications ==
57 57  
58 58  (((
... ... @@ -62,7 +62,7 @@
62 62  )))
63 63  
64 64  * (((
65 -STM32L072xxxx MCU
67 +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  
174 +
172 172  
173 173  )))
174 174  
... ... @@ -176,43 +176,35 @@
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  
189 +
190 +
191 +
192 192  == 1.4  Applications ==
193 193  
194 194  
195 195  * Smart Buildings & Home Automation
196 -
197 197  * Logistics and Supply Chain Management
198 -
199 199  * Smart Metering
200 -
201 201  * Smart Agriculture
202 -
203 203  * Smart Cities
204 -
205 205  * Smart Factory
206 206  
202 +
203 +
204 +
207 207  == 1.5 Hardware Variants ==
208 208  
209 209  
210 -(% border="1" style="background-color:#f2f2f2; width:500px" %)
211 -|(% style="background-color:#d9e2f3; color:#0070c0; width:103px" %)**Model**|(% style="background-color:#d9e2f3; color:#0070c0; width:131px" %)**Photo**|(% style="background-color:#d9e2f3; color:#0070c0; width:334px" %)**Description**
212 -|(% style="width:103px" %)**LT22222-L**|(% style="width:131px" %)(((
213 -(% style="text-align:center" %)
214 -[[image:image-20230424115112-1.png||height="106" width="58"]]
215 -)))|(% style="width:334px" %)(((
208 +(% border="1" style="background-color:#f7faff; width:500px" %)
209 +|(% style="width:103px" %)**Model**|(% style="width:131px" %)**Photo**|(% style="width:334px" %)**Description**
210 +|(% style="width:103px" %)**LT22222-L**|(% style="width:131px" %)[[image:1653296302983-697.png]]|(% style="width:334px" %)(((
216 216  * 2 x Digital Input (Bi-direction)
217 217  * 2 x Digital Output
218 218  * 2 x Relay Output (5A@250VAC / 30VDC)
... ... @@ -221,6 +221,9 @@
221 221  * 1 x Counting Port
222 222  )))
223 223  
219 +
220 +
221 +
224 224  = 2. Power ON Device =
225 225  
226 226  
... ... @@ -237,8 +237,10 @@
237 237  [[image:1653297104069-180.png]]
238 238  
239 239  
238 +
240 240  = 3. Operation Mode =
241 241  
241 +
242 242  == 3.1 How it works? ==
243 243  
244 244  
... ... @@ -251,6 +251,7 @@
251 251  )))
252 252  
253 253  
254 +
254 254  == 3.2 Example to join LoRaWAN network ==
255 255  
256 256  
... ... @@ -277,7 +277,7 @@
277 277  Each LT is shipped with a sticker with the default device EUI as below:
278 278  )))
279 279  
280 -[[image:image-20230425173427-2.png||height="246" width="530"]]
281 +[[image:1653297924498-393.png]]
281 281  
282 282  
283 283  Input these keys in the LoRaWAN Server portal. Below is TTN screen shot:
... ... @@ -302,6 +302,7 @@
302 302  [[image:1653298044601-602.png||height="405" width="709"]]
303 303  
304 304  
306 +
305 305  == 3.3 Uplink Payload ==
306 306  
307 307  
... ... @@ -314,42 +314,25 @@
314 314  * (% style="color:blue" %)**MOD5**(%%): Single DI Counting + 2 x AVI + 1 x ACI + DO + RO
315 315  * (% style="color:blue" %)**ADDMOD6**(%%): Trigger Mode, Optional, used together with MOD1 ~~ MOD5
316 316  
319 +
320 +
321 +
317 317  === 3.3.1 AT+MOD~=1, 2ACI+2AVI ===
318 318  
319 319  
320 320  (((
321 -The uplink payload includes totally 9 bytes. Uplink packets use FPORT=2 and every 10 minutes send one uplink by default. (% style="display:none" %)
322 -
323 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
324 -|Size(bytes)(% style="display:none" %) |2|2|2|2|1|1|1
325 -|Value|(((
326 -AVI1
327 -voltage
328 -)))|(((
329 -AVI2
330 -voltage
331 -)))|(((
332 -ACI1
333 -Current
334 -)))|(((
335 -ACI2
336 -Current
337 -)))|DIDORO*|(((
338 -Reserve
339 -)))|MOD
326 +The uplink payload includes totally 9 bytes. Uplink packets use FPORT=2 and every 10 minutes send one uplink by default.
340 340  )))
341 341  
329 +[[image:image-20220523174024-3.png]]
342 342  
343 343  (((
344 344  
345 345  
346 346  (% style="color:#4f81bd" %)**DIDORO**(%%) is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below
347 -
348 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
349 -|bit7|bit6|bit5|bit4|bit3|bit2|bit1|bit0
350 -|RO1|RO2|DI3|DI2|DI1|DO3|DO2|DO1
351 351  )))
352 352  
337 +[[image:image-20220523174254-4.png]]
353 353  
354 354  * RO is for relay. ROx=1 : close，ROx=0 always open.
355 355  * DI is for digital input. DIx=1: high or float, DIx=0: low.
... ... @@ -390,6 +390,9 @@
390 390  ** DO1 is high in case there is load between DO1 and V+.
391 391  ** DO1 LED is off in both case
392 392  
378 +
379 +
380 +
393 393  === 3.3.2 AT+MOD~=2, (Double DI Counting) ===
394 394  
395 395  
... ... @@ -399,28 +399,18 @@
399 399  
400 400  (((
401 401  Total : 11 bytes payload
390 +)))
402 402  
403 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
404 -|Size(bytes)|4|4|1|1|1
405 -|Value|COUNT1|COUNT2 |DIDORO*|(((
406 -Reserve
392 +[[image:image-20220523180452-3.png]]
407 407  
408 -
409 -)))|MOD
410 -)))
411 411  
412 412  (((
413 -
414 -
415 415  (% style="color:#4f81bd" %)**DIDORO**(%%) is a combination for RO1, RO2, DO3, DO2 and DO1. Totally 1bytes as below
416 -
417 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
418 -|bit7|bit6|bit5|bit4|bit3|bit2|bit1|bit0
419 -|RO1|RO2|FIRST|Reserve|Reserve|DO3|DO2|DO1
420 -
421 -RO is for relay. ROx=1 : close，ROx=0 always open.
422 422  )))
423 423  
399 +[[image:image-20220523180506-4.png]]
400 +
401 +* RO is for relay. ROx=1 : close，ROx=0 always open.
424 424  * FIRST: Indicate this is the first packet after join network.
425 425  * DO is for reverse digital output. DOx=1: output low, DOx=0: high or float.
426 426  
... ... @@ -473,29 +473,21 @@
473 473  )))
474 474  
475 475  
454 +
476 476  === 3.3.3 AT+MOD~=3, Single DI Counting + 2 x ACI ===
477 477  
478 478  
479 479  **LT22222-L**: This mode the DI1 is used as a counting pin.
480 480  
481 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
482 -|Size(bytes)|4|2|2|1|1|1
483 -|Value|COUNT1|(((
484 -ACI1 Current
485 -)))|(((
486 -ACI2 Current
487 -)))|DIDORO*|Reserve|MOD
460 +[[image:image-20220523181246-5.png]]
488 488  
489 489  (((
490 490  
491 491  
492 492  (% style="color:#4f81bd" %)**DIDORO**(%%) is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below
493 -
494 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
495 -|bit7|bit6|bit5|bit4|bit3|bit2|bit1|bit0
496 -|RO1|RO2|FIRST|Reserve|Reserve|DO3|DO2|DO1
497 497  )))
498 498  
468 +[[image:image-20220523181301-6.png]]
499 499  
500 500  * RO is for relay. ROx=1 : close，ROx=0 always open.
501 501  * FIRST: Indicate this is the first packet after join network.
... ... @@ -528,6 +528,7 @@
528 528  )))
529 529  
530 530  
501 +
531 531  === 3.3.4 AT+MOD~=4, Single DI Counting + 1 x Voltage Counting ===
532 532  
533 533  
... ... @@ -537,26 +537,16 @@
537 537  
538 538  (((
539 539  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.
540 -
541 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
542 -|Size(bytes)|4|4|1|1|1
543 -|Value|COUNT1|AVI1 Counting|DIDORO*|(((
544 -Reserve
545 -
546 -
547 -)))|MOD
548 548  )))
549 549  
513 +[[image:image-20220523181903-8.png]]
550 550  
551 551  
552 552  (((
553 553  (% style="color:#4f81bd" %)**DIDORO **(%%)is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below
554 -
555 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
556 -|bit7|bit6|bit5|bit4|bit3|bit2|bit1|bit0
557 -|RO1|RO2|FIRST|Reserve|Reserve|DO3|DO2|DO1
558 558  )))
559 559  
520 +[[image:image-20220523181727-7.png]]
560 560  
561 561  * RO is for relay. ROx=1 : close，ROx=0 always open.
562 562  * FIRST: Indicate this is the first packet after join network.
... ... @@ -606,34 +606,18 @@
606 606  )))
607 607  
608 608  
570 +
609 609  === 3.3.5 AT+MOD~=5, Single DI Counting + 2 x AVI + 1 x ACI ===
610 610  
611 611  
612 612  **LT22222-L**: This mode the DI1 is used as a counting pin.
613 613  
614 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
615 -|Size(bytes)|2|2|2|2|1|1|1
616 -|Value|(((
617 -AVI1
618 -voltage
619 -)))|(((
620 -AVI2
621 -voltage
622 -)))|(((
623 -ACI1
624 -Current
625 -)))|COUNT1|DIDORO*|(((
626 -Reserve
627 -)))|MOD
576 +[[image:image-20220523182334-9.png]]
628 628  
629 629  (((
630 630  
631 631  
632 632  (% style="color:#4f81bd" %)**DIDORO**(%%) is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below
633 -
634 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
635 -|bit7|bit6|bit5|bit4|bit3|bit2|bit1|bit0
636 -|RO1|RO2|FIRST|Reserve|Reserve|DO3|DO2|DO1
637 637  )))
638 638  
639 639  * RO is for relay. ROx=1 : close，ROx=0 always open.
... ... @@ -670,6 +670,7 @@
670 670  )))
671 671  
672 672  
618 +
673 673  === 3.3.6 AT+ADDMOD~=6. (Trigger Mode, Optional) ===
674 674  
675 675  
... ... @@ -724,6 +724,7 @@
724 724  AT+ DTRI =1,0   (Enable DI1 trigger / disable DI2 trigger)
725 725  
726 726  
673 +
727 727  (% style="color:#037691" %)**Downlink Command to set Trigger Condition:**
728 728  
729 729  Type Code: 0xAA. Downlink command same as AT Command **AT+AVLIM, AT+ACLIM**
... ... @@ -758,51 +758,12 @@
758 758  
759 759  MOD6 Payload : total 11 bytes payload
760 760  
761 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
762 -|Size(bytes)|1|1|1|6|1|1
763 -|Value|(((
764 -TRI_A
765 -FLAG
766 -)))|(((
767 -TRI_A
768 -Status
769 -)))|(((
770 -TRI_DI
771 -FLAG+STA
772 -)))|Reserve|Enable/Disable MOD6|(((
773 -MOD
774 -(6)
775 -)))
708 +[[image:image-20220524085923-1.png]]
776 776  
710 +
777 777  (% style="color:#4f81bd" %)**TRI FLAG1**(%%) is a combination to show if trigger is set for this part. Totally 1byte as below
778 778  
779 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
780 -|bit7|bit6|bit5|bit4|bit3|bit2|bit1|bit0
781 -|(((
782 -AV1_
783 -LOW
784 -)))|(((
785 -AV1_
786 -HIGH
787 -)))|(((
788 -AV2_
789 -LOW
790 -)))|(((
791 -AV2_
792 -HIGH
793 -)))|(((
794 -AC1_
795 -LOW
796 -)))|(((
797 -AC1_
798 -HIGH
799 -)))|(((
800 -AC2_
801 -LOW
802 -)))|(((
803 -AC2_
804 -HIGH
805 -)))
713 +[[image:image-20220524090106-2.png]]
806 806  
807 807  * Each bits shows if the corresponding trigger has been configured.
808 808  
... ... @@ -814,35 +814,8 @@
814 814  
815 815  (% style="color:#4f81bd" %)**TRI Status1**(%%) is a combination to show which condition is trigger. Totally 1byte as below
816 816  
817 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
818 -|bit7|bit6|bit5|bit4|bit3|bit2|bit1|bit0
819 -|(((
820 -AV1_
821 -LOW
822 -)))|(((
823 -AV1_
824 -HIGH
825 -)))|(((
826 -AV2_
827 -LOW
828 -)))|(((
829 -AV2_
830 -HIGH
831 -)))|(((
832 -AC1_
833 -LOW
834 -)))|(((
835 -AC1_
836 -HIGH
837 -)))|(((
838 -AC2_
839 -LOW
840 -)))|(((
841 -AC2_
842 -HIGH
843 -)))
725 +[[image:image-20220524090249-3.png]]
844 844  
845 -
846 846  * Each bits shows which status has been trigger on this uplink.
847 847  
848 848  **Example:**
... ... @@ -850,11 +850,10 @@
850 850  10000000: Means this packet is trigger by AC1_LOW. Means voltage too low.
851 851  
852 852  
734 +
853 853  (% style="color:#4f81bd" %)**TRI_DI FLAG+STA **(%%)is a combination to show which condition is trigger. Totally 1byte as below
854 854  
855 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
856 -|bit7|bit6|bit5|bit4|bit3|bit2|bit1|bit0
857 -|N/A|N/A|N/A|N/A|DI2_STATUS|DI2_FLAG|DI1_STATUS|DI1_FLAG
737 +[[image:image-20220524090456-4.png]]
858 858  
859 859  * Each bits shows which status has been trigger on this uplink.
860 860  
... ... @@ -865,6 +865,7 @@
865 865  00000101: Means both DI1 and DI2 trigger are enabled.
866 866  
867 867  
748 +
868 868  (% style="color:#4f81bd" %)**Enable/Disable MOD6 **(%%): 0x01: MOD6 is enable. 0x00: MOD6 is disable.
869 869  
870 870  Downlink command to poll MOD6 status:
... ... @@ -874,6 +874,7 @@
874 874  When device got this command, it will send the MOD6 payload.
875 875  
876 876  
758 +
877 877  === 3.3.7 Payload Decoder ===
878 878  
879 879  (((
... ... @@ -883,6 +883,7 @@
883 883  )))
884 884  
885 885  
768 +
886 886  == 3.4 ​Configure LT via AT or Downlink ==
887 887  
888 888  
... ... @@ -900,6 +900,8 @@
900 900  
901 901  * (% style="color:blue" %)**Sensor Related Commands**(%%): These commands are special designed for LT-22222-L.  User can see these commands below:
902 902  
786 +
787 +
903 903  === 3.4.1 Common Commands ===
904 904  
905 905  
... ... @@ -908,8 +908,10 @@
908 908  )))
909 909  
910 910  
796 +
911 911  === 3.4.2 Sensor related commands ===
912 912  
799 +
913 913  ==== 3.4.2.1 Set Transmit Interval ====
914 914  
915 915  
... ... @@ -917,7 +917,7 @@
917 917  
918 918  * (% style="color:#037691" %)**AT Command:**
919 919  
920 -(% style="color:blue" %)**AT+TDC=N **
807 +**(% style="color:blue" %)AT+TDC=N **
921 921  
922 922  
923 923  **Example: **AT+TDC=30000. Means set interval to 30 seconds
... ... @@ -925,10 +925,11 @@
925 925  
926 926  * (% style="color:#037691" %)**Downlink Payload (prefix 0x01):**
927 927  
928 -(% style="color:blue" %)**0x01 aa bb cc  **(%%)** ~/~/ Same as AT+TDC=0x(aa bb cc)**
815 +**(% style="color:blue" %)0x01 aa bb cc  (%%)   ~/~/ Same as AT+TDC=0x(aa bb cc)**
929 929  
930 930  
931 931  
819 +
932 932  ==== 3.4.2.2 Set Work Mode (AT+MOD) ====
933 933  
934 934  
... ... @@ -936,7 +936,7 @@
936 936  
937 937  * (% style="color:#037691" %)**AT Command:**
938 938  
939 -(% style="color:blue" %)**AT+MOD=N  **
827 +**(% style="color:blue" %)AT+MOD=N  **
940 940  
941 941  
942 942  **Example**: AT+MOD=2. Set work mode to Double DI counting mode
... ... @@ -944,10 +944,11 @@
944 944  
945 945  * (% style="color:#037691" %)**Downlink Payload (prefix 0x0A):**
946 946  
947 -(% style="color:blue" %)**0x0A aa  **(%%)** ** ~/~/ Same as AT+MOD=aa
835 +**(% style="color:blue" %)0x0A aa  (%%)  ** ~/~/ Same as AT+MOD=aa
948 948  
949 949  
950 950  
839 +
951 951  ==== 3.4.2.3 Poll an uplink ====
952 952  
953 953  
... ... @@ -958,7 +958,7 @@
958 958  
959 959  * (% style="color:#037691" %)**Downlink Payload (prefix 0x08):**
960 960  
961 -(% style="color:blue" %)**0x08 FF  **(%%)** **~/~/ Poll an uplink
850 +**(% style="color:blue" %)0x08 FF  (%%)   **~/~/ Poll an uplink
962 962  
963 963  
964 964  **Example**: 0x08FF, ask device to send an Uplink
... ... @@ -965,6 +965,7 @@
965 965  
966 966  
967 967  
857 +
968 968  ==== 3.4.2.4 Enable Trigger Mode ====
969 969  
970 970  
... ... @@ -972,19 +972,20 @@
972 972  
973 973  * (% style="color:#037691" %)**AT Command:**
974 974  
975 -(% style="color:blue" %)**AT+ADDMOD6=1 or 0**
865 +**(% style="color:blue" %)AT+ADDMOD6=1 or 0**
976 976  
977 -(% style="color:red" %)**1:** (%%)Enable Trigger Mode
867 +**(% style="color:red" %)1:** Enable Trigger Mode
978 978  
979 -(% style="color:red" %)**0: **(%%)Disable Trigger Mode
869 +**(% style="color:red" %)0: **Disable Trigger Mode
980 980  
981 981  
982 982  * (% style="color:#037691" %)**Downlink Payload (prefix 0x0A 06):**
983 983  
984 -(% style="color:blue" %)**0x0A 06 aa    **(%%) ~/~/ Same as AT+ADDMOD6=aa
874 +**(% style="color:blue" %)0x0A 06 aa    **(%%) ~/~/ Same as AT+ADDMOD6=aa
985 985  
986 986  
987 987  
878 +
988 988  ==== 3.4.2.5 Poll trigger settings ====
989 989  
990 990  
... ... @@ -997,10 +997,11 @@
997 997  
998 998  * (% style="color:#037691" %)**Downlink Payload (prefix 0x AB 06):**
999 999  
1000 -(% style="color:blue" %)**0xAB 06  ** (%%) ~/~/ Poll trigger settings, device will uplink trigger settings once receive this command
891 +**(% style="color:blue" %)0xAB 06  ** (%%) ~/~/ Poll trigger settings, device will uplink trigger settings once receive this command
1001 1001  
1002 1002  
1003 1003  
895 +
1004 1004  ==== 3.4.2.6 Enable / Disable DI1/DI2/DI3 as trigger ====
1005 1005  
1006 1006  
... ... @@ -1008,7 +1008,7 @@
1008 1008  
1009 1009  * (% style="color:#037691" %)**AT Command:**
1010 1010  
1011 -(% style="color:blue" %)**Format: AT+DTRI=<DI1_TIRGGER_FlAG>,< DI2_TIRGGER_FlAG >**
903 +**Format: AT+DTRI=<DI1_TIRGGER_FlAG>,< DI2_TIRGGER_FlAG >**
1012 1012  
1013 1013  
1014 1014  **Example:**
... ... @@ -1017,10 +1017,11 @@
1017 1017  
1018 1018  * (% style="color:#037691" %)**Downlink Payload (prefix 0xAA 02):**
1019 1019  
1020 -(% style="color:blue" %)**0xAA 02 aa bb   ** (%%) ~/~/ Same as AT+DTRI=aa,bb
912 +**(% style="color:blue" %)0xAA 02 aa bb   ** (%%) ~/~/ Same as AT+DTRI=aa,bb
1021 1021  
1022 1022  
1023 1023  
916 +
1024 1024  ==== 3.4.2.7 Trigger1 – Set DI1 or DI3 as trigger ====
1025 1025  
1026 1026  
... ... @@ -1028,11 +1028,11 @@
1028 1028  
1029 1029  * (% style="color:#037691" %)**AT Command:**
1030 1030  
1031 -(% style="color:blue" %)**AT+TRIG1=a,b**
924 +**(% style="color:blue" %)AT+TRIG1=a,b**
1032 1032  
1033 -(% style="color:red" %)**a :** (%%)Interrupt mode. 0: falling edge; 1: rising edge, 2: falling and raising edge(for MOD=1).
926 +a : Interrupt mode. 0: falling edge; 1: rising edge, 2: falling and raising edge(for MOD=1).
1034 1034  
1035 -(% style="color:red" %)**b :** (%%)delay timing.
928 +b : delay timing.
1036 1036  
1037 1037  
1038 1038  **Example:**
... ... @@ -1041,11 +1041,8 @@
1041 1041  
1042 1042  
1043 1043  * (% style="color:#037691" %)**Downlink Payload (prefix 0x09 01 ):**
937 +* **0x09 01 aa bb cc    ** ~/~/ same as AT+TRIG1=aa,0x(bb cc)
1044 1044  
1045 -(% style="color:blue" %)**0x09 01 aa bb cc    ** (%%) ~/~/ same as AT+TRIG1=aa,0x(bb cc)
1046 -
1047 -
1048 -
1049 1049  ==== 3.4.2.8 Trigger2 – Set DI2 as trigger ====
1050 1050  
1051 1051  
... ... @@ -1053,13 +1053,14 @@
1053 1053  
1054 1054  * (% style="color:#037691" %)**AT Command:**
1055 1055  
1056 -(% style="color:blue" %)**AT+TRIG2=a,b**
946 +**AT+TRIG2=a,b**
1057 1057  
1058 -(% style="color:red" %)**a :** (%%)Interrupt mode. 0: falling edge; 1: rising edge, 2: falling and raising edge(for MOD=1).
1059 1059  
1060 -(% style="color:red" %)**b :** (%%)delay timing.
949 +a : Interrupt mode. 0: falling edge; 1: rising edge, 2: falling and raising edge(for MOD=1).
1061 1061  
951 +b : delay timing.
1062 1062  
953 +
1063 1063  **Example:**
1064 1064  
1065 1065  AT+TRIG2=0,100(set DI1 port to trigger on low level, valid signal is 100ms )
... ... @@ -1067,10 +1067,11 @@
1067 1067  
1068 1068  * (% style="color:#037691" %)**Downlink Payload (prefix 0x09 02 ):**
1069 1069  
1070 -(% style="color:blue" %)**0x09 02 aa bb cc   ** (%%)~/~/ same as AT+TRIG2=aa,0x(bb cc)
961 +**0x09 02 aa bb cc           **~/~/ same as AT+TRIG1=aa,0x(bb cc)
1071 1071  
1072 1072  
1073 1073  
965 +
1074 1074  ==== 3.4.2.9 Trigger – Set AC (current) as trigger ====
1075 1075  
1076 1076  
... ... @@ -1078,15 +1078,16 @@
1078 1078  
1079 1079  * (% style="color:#037691" %)**AT Command**
1080 1080  
1081 -(% style="color:blue" %)**AT+ACLIM**
973 +**AT+ACLIM**
1082 1082  
1083 1083  
1084 1084  * (% style="color:#037691" %)**Downlink Payload (prefix 0xAA 01 )**
1085 1085  
1086 -(% 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"]]
978 +**0x AA 01 aa bb cc dd ee ff gg hh        ** ~/~/ same as AT+ACLIM See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
1087 1087  
1088 1088  
1089 1089  
982 +
1090 1090  ==== 3.4.2.10 Trigger – Set AV (voltage) as trigger ====
1091 1091  
1092 1092  
... ... @@ -1094,15 +1094,16 @@
1094 1094  
1095 1095  * (% style="color:#037691" %)**AT Command**
1096 1096  
1097 -(% style="color:blue" %)**AT+AVLIM    **(%%)** See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]**
990 +**AT+AVLIM  See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]**
1098 1098  
1099 1099  
1100 1100  * (% style="color:#037691" %)**Downlink Payload (prefix 0xAA 00 )**
1101 1101  
1102 -(% 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"]]
995 +**0x AA 00 aa bb cc dd ee ff gg hh    ** ~/~/ same as AT+AVLIM See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
1103 1103  
1104 1104  
1105 1105  
999 +
1106 1106  ==== 3.4.2.11 Trigger – Set minimum interval ====
1107 1107  
1108 1108  
... ... @@ -1110,12 +1110,12 @@
1110 1110  
1111 1111  * (% style="color:#037691" %)**AT Command**
1112 1112  
1113 -(% style="color:blue" %)**AT+ATDC=5        ** (%%)Device won't response the second trigger within 5 minute after the first trigger.
1007 +**AT+ATDC=5        ** Device won't response the second trigger within 5 minute after the first trigger.
1114 1114  
1115 1115  
1116 1116  * (% style="color:#037691" %)**Downlink Payload (prefix 0xAC )**
1117 1117  
1118 -(% style="color:blue" %)**0x AC aa bb   **(%%) ~/~/ same as AT+ATDC=0x(aa bb)   . Unit (min)
1012 +**0x AC aa bb   ** ~/~/ same as AT+ATDC=0x(aa bb)   . Unit (min)
1119 1119  
1120 1120  (((
1121 1121  
... ... @@ -1125,6 +1125,7 @@
1125 1125  
1126 1126  
1127 1127  
1022 +
1128 1128  ==== 3.4.2.12 DO ~-~- Control Digital Output DO1/DO2/DO3 ====
1129 1129  
1130 1130  
... ... @@ -1134,7 +1134,7 @@
1134 1134  
1135 1135  
1136 1136  * (% style="color:#037691" %)**Downlink Payload (prefix 0x02)**
1137 -* (% style="color:blue" %)**0x02 aa bb cc     ** (%%)~/~/ Set DO1/DO2/DO3 output
1032 +* **0x02 aa bb cc     **~/~/ Set DO1/DO2/DO3 output
1138 1138  
1139 1139  (((
1140 1140  If payload = 0x02010001, while there is load between V+ and DOx, it means set DO1 to low, DO2 to high and DO3 to low.
... ... @@ -1142,14 +1142,9 @@
1142 1142  
1143 1143  (((
1144 1144  01: Low,  00: High ,  11: No action
1145 -
1146 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
1147 -|Downlink Code|DO1|DO2|DO3
1148 -|02  01  00  11|Low|High|No Action
1149 -|02  00  11  01|High|No Action|Low
1150 -|02  11  01  00|No Action|Low|High
1151 1151  )))
1152 1152  
1042 +[[image:image-20220524092754-5.png]]
1153 1153  
1154 1154  (((
1155 1155  (% style="color:red" %)**Note: For LT-22222-L, there is no DO3, the last byte can use any value.**
... ... @@ -1161,6 +1161,7 @@
1161 1161  
1162 1162  
1163 1163  
1054 +
1164 1164  ==== 3.4.2.13 DO ~-~- Control Digital Output DO1/DO2/DO3 with time control ====
1165 1165  
1166 1166  
... ... @@ -1171,7 +1171,7 @@
1171 1171  
1172 1172  * (% style="color:#037691" %)**Downlink Payload (prefix 0xA9)**
1173 1173  
1174 -(% style="color:blue" %)**0xA9 aa bb cc     **(%%) ~/~/ Set DO1/DO2/DO3 output with time control
1065 +**0xA9 aa bb cc     **~/~/ Set DO1/DO2/DO3 output with time control
1175 1175  
1176 1176  
1177 1177  This is to control the digital output time of DO pin. Include four bytes:
... ... @@ -1187,46 +1187,23 @@
1187 1187  
1188 1188  (% style="color:#4f81bd" %)**Third Byte**(%%): Control Method and Ports status:
1189 1189  
1190 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:300px" %)
1191 -|**Second Byte**|**Status**
1192 -|0x01|DO1 set to low
1193 -|0x00|DO1 set to high
1194 -|0x11|DO1 NO Action
1081 +[[image:image-20220524093238-6.png]]
1195 1195  
1196 1196  
1197 -
1198 1198  (% style="color:#4f81bd" %)**Fourth Byte**(%%): Control Method and Ports status:
1199 1199  
1200 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:300px" %)
1201 -|**Second Byte**|**Status**
1202 -|0x01|DO2 set to low
1203 -|0x00|DO2 set to high
1204 -|0x11|DO2 NO Action
1086 +[[image:image-20220524093328-7.png]]
1205 1205  
1206 1206  
1207 -
1208 1208  (% style="color:#4f81bd" %)**Fifth Byte**(%%): Control Method and Ports status:
1209 1209  
1210 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:300px" %)
1211 -|**Second Byte**|**Status**
1212 -|0x01|DO3 set to low
1213 -|0x00|DO3 set to high
1214 -|0x11|DO3 NO Action
1091 +[[image:image-20220524093351-8.png]]
1215 1215  
1216 1216  
1217 -
1218 1218  (% style="color:#4f81bd" %)**Sixth and Seventh and Eighth and Ninth Byte**:
1219 1219  
1220 1220   Latching time. Unit: ms
1221 1221  
1222 -
1223 -(% style="color:red" %)**Note: **
1224 -
1225 - Since Firmware v1.6.0, the latch time support 4 bytes and 2 bytes
1226 -
1227 - Before Firmwre v1.6.0 the latch time only suport 2 bytes.
1228 -
1229 -
1230 1230  (% style="color:red" %)**Device will upload a packet if downlink code executes successfully.**
1231 1231  
1232 1232  
... ... @@ -1250,9 +1250,10 @@
1250 1250  
1251 1251  
1252 1252  
1253 -==== 3.4.2. 14 Relay ~-~- Control Relay Output RO1/RO2 ====
1254 1254  
1122 +==== 3.4.2.14 Relay ~-~- Control Relay Output RO1/RO2 ====
1255 1255  
1124 +
1256 1256  * (% style="color:#037691" %)**AT Command:**
1257 1257  
1258 1258  There is no AT Command to control Relay Output
... ... @@ -1260,7 +1260,7 @@
1260 1260  
1261 1261  * (% style="color:#037691" %)**Downlink Payload (prefix 0x03):**
1262 1262  
1263 -(% style="color:blue" %)**0x03 aa bb     ** (%%)~/~/ Set RO1/RO2 output
1132 +**0x03 aa bb     **~/~/ Set RO1/RO2 output
1264 1264  
1265 1265  
1266 1266  (((
... ... @@ -1269,21 +1269,10 @@
1269 1269  
1270 1270  (((
1271 1271  01: Close ,  00: Open , 11: No action
1272 -
1273 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:320px" %)
1274 -|**Downlink Code**|**RO1**|**RO2**
1275 -|03  00  11|Open|No Action
1276 -|03  01  11|Close|No Action
1277 -|03  11  00|No Action|Open
1278 -|03  11  01|No Action|Close
1279 -|03  00  00|Open|Open
1280 -|03  01  01|Close|Close
1281 -|03  01  00|Close|Open
1282 -|03  00  01|Open|Close
1283 1283  )))
1284 1284  
1285 1285  (((
1286 -
1144 +[[image:image-20220524093724-9.png]]
1287 1287  )))
1288 1288  
1289 1289  (% style="color:red" %)**Device will upload a packet if downlink code executes successfully.**
... ... @@ -1290,6 +1290,7 @@
1290 1290  
1291 1291  
1292 1292  
1151 +
1293 1293  ==== 3.4.2.15 Relay ~-~- Control Relay Output RO1/RO2 with time control ====
1294 1294  
1295 1295  
... ... @@ -1300,7 +1300,7 @@
1300 1300  
1301 1301  * (% style="color:#037691" %)**Downlink Payload (prefix 0x05):**
1302 1302  
1303 -(% style="color:blue" %)**0x05 aa bb cc dd     ** (%%)~/~/ Set RO1/RO2 relay with time control
1162 +**0x05 aa bb cc dd     **~/~/ Set RO1/RO2 relay with time control
1304 1304  
1305 1305  
1306 1306  This is to control the relay output time of relay. Include four bytes:
... ... @@ -1321,20 +1321,12 @@
1321 1321  
1322 1322  (% style="color:#4f81bd" %)**Fourth/Fifth/Sixth/Seventh Bytes(cc)**(%%): Latching time. Unit: ms
1323 1323  
1324 -
1325 -(% style="color:red" %)**Note:**
1326 -
1327 - Since Firmware v1.6.0, the latch time support 4 bytes and 2 bytes
1328 -
1329 - Before Firmwre v1.6.0 the latch time only suport 2 bytes.
1330 -
1331 -
1332 1332  (% style="color:red" %)**Device will upload a packet if downlink code executes successfully.**
1333 1333  
1334 1334  
1335 1335  **Example payload:**
1336 1336  
1337 -**~1. 05 01 11 07 D0**
1188 +**~1. 05 01 11 07 D**
1338 1338  
1339 1339  Relay1 and Relay 2 will be set to NC , last 2 seconds, then change back to original state.
1340 1340  
... ... @@ -1359,33 +1359,39 @@
1359 1359  
1360 1360  * (% style="color:#037691" %)**AT Command:**
1361 1361  
1362 -(% style="color:blue" %)**AT+VOLMAX   ** (%%)~/~/ See [[MOD4>>||anchor="H3.3.4AT2BMOD3D42CSingleDICounting2B1xVoltageCounting"]]
1213 +**AT+VOLMAX   ** ~/~/ See [[MOD4>>||anchor="H3.3.4AT2BMOD3D42CSingleDICounting2B1xVoltageCounting"]]
1363 1363  
1364 1364  
1365 1365  * (% style="color:#037691" %)**Downlink Payload (prefix 0xA5):**
1366 1366  
1367 -(% style="color:blue" %)**0xA5 aa bb cc   ** (%%)~/~/ Same as AT+VOLMAX=(aa bb),cc
1218 +**0xA5 aa bb cc   **~/~/ Same as AT+VOLMAX=(aa bb),cc
1368 1368  
1369 1369  
1370 1370  
1222 +
1371 1371  ==== 3.4.2.17 Counting ~-~- Pre-configure the Count Number ====
1372 1372  
1373 1373  
1374 1374  * (% style="color:#037691" %)**AT Command:**
1375 1375  
1376 -(% style="color:blue" %)**AT+SETCNT=aa,(bb cc dd ee) **
1228 +**AT+SETCNT=aa,(bb cc dd ee) **
1377 1377  
1378 -(% style="color:red" %)**aa:**(%%) 1: Set count1; 2: Set count2; 3: Set AV1 count
1230 +aa: 1: Set count1,
1379 1379  
1380 -(% style="color:red" %)**bb cc dd ee: **(%%)number to be set
1232 +2: Set count2,
1381 1381  
1234 +3: Set AV1 count
1382 1382  
1236 +Bb cc dd ee: number to be set
1237 +
1238 +
1383 1383  * (% style="color:#037691" %)**Downlink Payload (prefix 0xA8):**
1384 1384  
1385 -(% style="color:blue" %)**0x A8 aa bb cc dd ee     ** (%%)~/~/ same as AT+SETCNT=aa,(bb cc dd ee)
1241 +**0x A8 aa bb cc dd ee     **~/~/ same as AT+SETCNT=aa,(bb cc dd ee)
1386 1386  
1387 1387  
1388 1388  
1245 +
1389 1389  ==== 3.4.2.18 Counting ~-~- Clear Counting ====
1390 1390  
1391 1391  
... ... @@ -1393,104 +1393,114 @@
1393 1393  
1394 1394  * (% style="color:#037691" %)**AT Command:**
1395 1395  
1396 -(% style="color:blue" %)**AT+CLRCOUNT **(%%) ~/~/ clear all counting
1253 +**AT+CLRCOUNT ** ~/~/ clear all counting
1397 1397  
1398 1398  
1399 1399  * (% style="color:#037691" %)**Downlink Payload (prefix 0xA6):**
1400 1400  
1401 -(% style="color:blue" %)**0x A6 01    ** (%%)~/~/ clear all counting
1258 +**0x A6 01    ** ~/~/ clear all counting
1402 1402  
1403 1403  
1404 1404  
1262 +
1405 1405  ==== 3.4.2.19 Counting ~-~- Change counting mode save time ====
1406 1406  
1407 1407  
1408 1408  * (% style="color:#037691" %)**AT Command:**
1409 1409  
1410 -(% 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)
1268 +**AT+COUTIME=60  **~/~/ Set save time to 60 seconds. Device will save the counting result in internal flash every 60 seconds. (min value: 30)
1411 1411  
1412 1412  
1413 1413  * (% style="color:#037691" %)**Downlink Payload (prefix 0xA7):**
1414 1414  
1415 -(% style="color:blue" %)**0x A7 aa bb cc     ** (%%)~/~/ same as AT+COUTIME =aa bb cc,
1273 +**0x A7 aa bb cc     **~/~/ same as AT+COUTIME =aa bb cc,
1416 1416  
1417 1417  (((
1418 1418  range: aa bb cc:0 to 16777215,  (unit:second)
1419 -)))
1420 1420  
1421 1421  
1422 1422  
1423 -==== 3.4.2.20 Reset save RO DO state ====
1280 +
1281 +)))
1424 1424  
1283 +==== 3.4.2.20 Reset save DR DO state ====
1425 1425  
1285 +
1426 1426  * (% style="color:#037691" %)**AT Command:**
1427 1427  
1428 -(% style="color:blue" %)**AT+RODORESET=1    **(%%)~/~/ RODO will close when the device joining the network. (default)
1288 +**AT+RODORET=1  **~/~/ RODO will close when the device joining the network. (default)
1429 1429  
1430 -(% 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.
1290 +**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.
1431 1431  
1432 1432  
1433 1433  * (% style="color:#037691" %)**Downlink Payload (prefix 0xAD):**
1434 1434  
1435 -(% style="color:blue" %)**0x AD aa      ** (%%)~/~/ same as AT+RODORET =aa
1295 +**0x AD aa      **~/~/ same as AT+RODORET =aa
1436 1436  
1297 +(((
1298 +
1437 1437  
1438 1438  
1301 +
1439 1439  ==== 3.4.2.21 Encrypted payload ====
1440 1440  
1441 1441  
1442 1442  * (% style="color:#037691" %)**AT Command:**
1443 1443  
1444 -(% style="color:blue" %)**AT+DECRYPT=1  ** (%%)~/~/ The payload is uploaded without encryption
1307 +**AT+DECRYPT=1  **~/~/ The payload is uploaded without encryption
1445 1445  
1446 -(% style="color:blue" %)**AT+DECRYPT=0    **(%%)~/~/  Encrypt when uploading payload (default)
1309 +**AT+DECRYPT=0  **~/~/Encrypt when uploading payload (default)
1447 1447  
1448 1448  
1449 1449  
1313 +
1450 1450  ==== 3.4.2.22 Get sensor value ====
1451 1451  
1452 1452  
1453 1453  * (% style="color:#037691" %)**AT Command:**
1454 1454  
1455 -(% style="color:blue" %)**AT+GETSENSORVALUE=0    **(%%)~/~/ The serial port gets the reading of the current sensor
1319 +**AT+GETSENSORVALUE=0  **~/~/ The serial port gets the reading of the current sensor
1456 1456  
1457 -(% style="color:blue" %)**AT+GETSENSORVALUE=1    **(%%)~/~/ The serial port gets the current sensor reading and uploads it.
1321 +**AT+GETSENSORVALUE=1  **~/~/The serial port gets the current sensor reading and uploads it.
1458 1458  
1459 1459  
1460 1460  
1325 +
1461 1461  ==== 3.4.2.23 Resets the downlink packet count ====
1462 1462  
1463 1463  
1464 1464  * (% style="color:#037691" %)**AT Command:**
1465 1465  
1466 -(% 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)
1331 +**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)
1467 1467  
1468 -(% 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.
1333 +**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.
1469 1469  
1470 1470  
1471 1471  
1337 +
1472 1472  ==== 3.4.2.24 When the limit bytes are exceeded, upload in batches ====
1473 1473  
1474 1474  
1475 1475  * (% style="color:#037691" %)**AT Command:**
1476 1476  
1477 -(% 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)
1343 + **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)
1478 1478  
1479 -(% 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.
1345 + **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.
1480 1480  
1481 1481  
1482 1482  * (% style="color:#037691" %)**Downlink Payload **(%%)**:**
1483 1483  
1484 -(% style="color:blue" %)**0x21 00 01 ** (%%) ~/~/ Set  the DISMACANS=1
1350 +**0x21 00 01 ** ~/~/ Set  the DISMACANS=1
1485 1485  
1486 1486  
1487 1487  
1354 +
1488 1488  ==== 3.4.2.25 Copy downlink to uplink ====
1489 1489  
1490 1490  
1491 1491  * (% style="color:#037691" %)**AT Command**(%%)**:**
1492 1492  
1493 -(% 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.
1360 + **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.
1494 1494  
1495 1495  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.
1496 1496  
... ... @@ -1513,7 +1513,7 @@
1513 1513  * (((
1514 1514  (% style="color:#037691" %)**Downlink Payload**(%%)**:**
1515 1515  
1516 -(% style="color:blue" %)**26 01  ** (%%) ~/~/  Downlink 26 01 can query device upload frequency, frequency band, software version number, TDC time.
1383 +**26 01  ** ~/~/  Downlink 26 01 can query device upload frequency, frequency band, software version number, TDC time.
1517 1517  
1518 1518  
1519 1519  )))
... ... @@ -1523,6 +1523,9 @@
1523 1523  [[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"]]
1524 1524  
1525 1525  
1393 +
1394 +)))
1395 +
1526 1526  == 3.5 Integrate with Mydevice ==
1527 1527  
1528 1528  
... ... @@ -1572,8 +1572,10 @@
1572 1572  [[image:image-20220524094909-5.png||height="341" width="734"]]
1573 1573  
1574 1574  
1445 +
1575 1575  == 3.6 Interface Detail ==
1576 1576  
1448 +
1577 1577  === 3.6.1 Digital Input Port: DI1/DI2 /DI3 ( For LT-33222-L, low active ) ===
1578 1578  
1579 1579  
... ... @@ -1582,6 +1582,7 @@
1582 1582  [[image:1653356991268-289.png]]
1583 1583  
1584 1584  
1457 +
1585 1585  === 3.6.2 Digital Input Port: DI1/DI2 ( For LT-22222-L) ===
1586 1586  
1587 1587  
... ... @@ -1638,6 +1638,8 @@
1638 1638  
1639 1639  (((
1640 1640  
1514 +
1515 +
1641 1641  )))
1642 1642  
1643 1643  (((
... ... @@ -1669,6 +1669,8 @@
1669 1669  
1670 1670  (((
1671 1671  
1547 +
1548 +
1672 1672  )))
1673 1673  
1674 1674  (((
... ... @@ -1699,16 +1699,16 @@
1699 1699  )))
1700 1700  
1701 1701  
1579 +
1702 1702  === 3.6.3 Digital Output Port: DO1/DO2 /DO3 ===
1703 1703  
1704 1704  
1705 -(% style="color:blue" %)**NPN output**(%%): GND or Float. Max voltage can apply to output pin is 36v.
1583 +NPN output: GND or Float. Max voltage can apply to output pin is 36v.
1706 1706  
1707 -(% style="color:red" %)**Note: DO pins go to float when device is power off.**
1708 -
1709 1709  [[image:1653357531600-905.png]]
1710 1710  
1711 1711  
1588 +
1712 1712  === 3.6.4 Analog Input Interface ===
1713 1713  
1714 1714  
... ... @@ -1726,9 +1726,9 @@
1726 1726  
1727 1727  (% style="color:blue" %)**Specifications of the wind speed sensor:**
1728 1728  
1729 -(% style="color:red" %)**Red:  12~~24v**
1606 +**Red:  12~~24v**
1730 1730  
1731 -(% style="color:#ffc000" %)**Yellow:  4~~20mA**
1608 +**Yellow:  4~~20mA**
1732 1732  
1733 1733  **Black:  GND**
1734 1734  
... ... @@ -1740,13 +1740,12 @@
1740 1740  [[image:1653357648330-671.png||height="155" width="733"]]
1741 1741  
1742 1742  
1620 +
1743 1743  === 3.6.5 Relay Output ===
1744 1744  
1745 1745  
1746 1746  (((
1747 -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:
1748 -
1749 -**Note**: RO pins go to Open(NO) when device is power off.
1625 +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:
1750 1750  )))
1751 1751  
1752 1752  [[image:image-20220524100215-9.png]]
... ... @@ -1755,41 +1755,17 @@
1755 1755  [[image:image-20220524100215-10.png||height="382" width="723"]]
1756 1756  
1757 1757  
1634 +
1758 1758  == 3.7 LEDs Indicators ==
1759 1759  
1760 1760  
1761 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
1762 -|**LEDs**|**Feature**
1763 -|**PWR**|Always on if there is power
1764 -|**SYS**|After device is powered on, the SYS will **fast blink in GREEN** for 5 times, means RS485-LN start to join LoRaWAN network. If join success, SYS will be **on GREEN for 5 seconds. **SYS will **blink Blue** on every upload and **blink Green** once receive a downlink message.
1765 -|**TX**|(((
1766 -Device boot: TX blinks 5 times.
1767 -
1768 -Successful join network: TX ON for 5 seconds.
1769 -
1770 -Transmit a LoRa packet: TX blinks once
1771 -)))
1772 -|**RX**|RX blinks once when receive a packet.
1773 -|**DO1**|
1774 -|**DO2**|
1775 -|**DO3**|
1776 -|**DI2**|(((
1777 -For LT-22222-L: ON when DI2 is high, LOW when DI2 is low
1778 -)))
1779 -|**DI2**|(((
1780 -For LT-22222-L: ON when DI2 is high, LOW when DI2 is low
1781 -)))
1782 -|**DI2**|(((
1783 -For LT-22222-L: ON when DI2 is high, LOW when DI2 is low
1784 -)))
1785 -|**RO1**|
1786 -|**RO2**|
1787 -
1788 1788  [[image:image-20220524100748-11.png]]
1789 1789  
1790 1790  
1641 +
1791 1791  = 4. Use AT Command =
1792 1792  
1644 +
1793 1793  == 4.1 Access AT Command ==
1794 1794  
1795 1795  
... ... @@ -2000,8 +2000,10 @@
2000 2000  )))
2001 2001  
2002 2002  
1855 +
2003 2003  == 4.2 Common AT Command Sequence ==
2004 2004  
1858 +
2005 2005  === 4.2.1 Multi-channel ABP mode (Use with SX1301/LG308) ===
2006 2006  
2007 2007  (((
... ... @@ -2046,6 +2046,7 @@
2046 2046  )))
2047 2047  
2048 2048  
1903 +
2049 2049  === 4.2.2 Single-channel ABP mode (Use with LG01/LG02) ===
2050 2050  
2051 2051  (((
... ... @@ -2118,7 +2118,7 @@
2118 2118  **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?
2119 2119  dir=LoRa_Gateway/&file=LoRaWAN%201.0.3%20Regional%20Parameters.xlsx]] to see what DR means.**
2120 2120  
2121 -**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.**
1976 +**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**
2122 2122  
2123 2123  
2124 2124  )))
... ... @@ -2131,11 +2131,12 @@
2131 2131  
2132 2132  )))
2133 2133  
1989 +
2134 2134  === 4.2.3 Change to Class A ===
2135 2135  
2136 2136  
2137 2137  (((
2138 -(% style="color:blue" %)**If sensor JOINED:**
1994 +(% style="color:blue" %)If sensor JOINED:
2139 2139  
2140 2140  (% style="background-color:#dcdcdc" %)**AT+CLASS=A
2141 2141  ATZ**
... ... @@ -2142,19 +2142,13 @@
2142 2142  )))
2143 2143  
2144 2144  
2145 -= 5. Case Study =
2146 2146  
2147 -== 5.1 Counting how many objects pass in Flow Line ==
2002 += 5. FAQ =
2148 2148  
2149 2149  
2150 -Reference Link: [[How to set up to count objects pass in flow line>>How to set up to count objects pass in flow line]]?
2005 +== 5.1 How to upgrade the image? ==
2151 2151  
2152 2152  
2153 -= 6. FAQ =
2154 -
2155 -== 6.1 How to upgrade the image? ==
2156 -
2157 -
2158 2158  The LT LoRaWAN Controller is shipped with a 3.5mm cable, the cable is used to upload image to LT to:
2159 2159  
2160 2160  * Support new features
... ... @@ -2182,10 +2182,8 @@
2182 2182  
2183 2183   [[image:image-20220524103407-12.png]]
2184 2184  
2185 -
2186 2186  [[image:image-20220524103429-13.png]]
2187 2187  
2188 -
2189 2189  [[image:image-20220524104033-15.png]]
2190 2190  
2191 2191  
... ... @@ -2197,8 +2197,10 @@
2197 2197  
2198 2198  (((
2199 2199  (((
2200 -== 6.2 How to change the LoRa Frequency Bands/Region? ==
2048 +
2201 2201  
2050 +== 5.2 How to change the LoRa Frequency Bands/Region? ==
2051 +
2202 2202  
2203 2203  )))
2204 2204  )))
... ... @@ -2210,8 +2210,9 @@
2210 2210  (((
2211 2211  
2212 2212  
2213 -== 6.3 How to set up LT to work with Single Channel Gateway such as LG01/LG02? ==
2214 2214  
2064 +== 5.3 How to set up LT to work with Single Channel Gateway such as LG01/LG02? ==
2065 +
2215 2215  
2216 2216  )))
2217 2217  
... ... @@ -2225,6 +2225,7 @@
2225 2225  (((
2226 2226  Assume we have a LG02 working in the frequency 868400000 now , below is the step.
2227 2227  
2079 +
2228 2228  
2229 2229  )))
2230 2230  )))
... ... @@ -2273,29 +2273,26 @@
2273 2273  [[image:1653360498588-932.png||height="485" width="726"]]
2274 2274  
2275 2275  
2276 -== 6.4 How to change the uplink interval？ ==
2277 2277  
2129 +== 5.4 Can I see counting event in Serial? ==
2278 2278  
2279 -Please see this link: [[http:~~/~~/wiki.dragino.com/xwiki/bin/view/Main/How%20to%20set%20the%20transmit%20time%20interval/>>url:http://wiki.dragino.com/xwiki/bin/view/Main/How%20to%20set%20the%20transmit%20time%20interval/]]
2280 2280  
2281 -
2282 -== 6.5 Can I see counting event in Serial? ==
2283 -
2284 -
2285 2285  (((
2286 2286  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.
2287 2287  
2288 2288  
2289 -== 6.6 Can i use point to point communication for LT-22222-L? ==
2290 2290  
2137 +== 5.5 Can i use point to point communication for LT-22222-L? ==
2291 2291  
2292 -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]].
2293 2293  
2140 +Yes, please refer [[Point to Point Communication>>doc:Main. Point to Point Communication of LT-22222-L.WebHome]]  ，this is [[firmware>>https://www.dropbox.com/sh/g99v0fxcltn9r1y/AADKXQ2v5ZT-S3sxdmbvE7UAa/LT-22222-L/image?dl=0&subfolder_nav_tracking=1]].
2141 +
2142 +
2294 2294  
2295 2295  )))
2296 2296  
2297 2297  (((
2298 -== 6.7 Why does the relay output become the default and open relay after the lt22222 is powered off? ==
2147 +== 5.6 Why does the relay output become the default and open relay after the lt22222 is powered off? ==
2299 2299  
2300 2300  
2301 2301  If the device is not shut down, but directly powered off.
... ... @@ -2307,9 +2307,10 @@
2307 2307  After restart, the status before power failure will be read from flash.
2308 2308  
2309 2309  
2310 -== 6.8 Can i set up LT-22222-L as a NC(Normal Close) Relay? ==
2311 2311  
2160 +== 5.7 Can i set up LT-22222-L as a NC(Normal Close) Relay? ==
2312 2312  
2162 +
2313 2313  LT-22222-L built-in relay is NO (Normal Open). User can use an external relay to achieve Normal Close purpose. Diagram as below:
2314 2314  
2315 2315  
... ... @@ -2316,18 +2316,15 @@
2316 2316  [[image:image-20221006170630-1.png||height="610" width="945"]]
2317 2317  
2318 2318  
2319 -== 6.9 Can LT22222-L save RO state? ==
2320 2320  
2170 += 6. Trouble Shooting =
2321 2321  
2322 -Firmware version needs to be no less than 1.6.0.
2323 -
2324 -
2325 -= 7. Trouble Shooting =
2172 +
2326 2326  )))
2327 2327  
2328 2328  (((
2329 2329  (((
2330 -== 7.1 Downlink doesn't work, how to solve it? ==
2177 +== 6.1 Downlink doesn't work, how to solve it? ==
2331 2331  
2332 2332  
2333 2333  )))
... ... @@ -2340,8 +2340,9 @@
2340 2340  (((
2341 2341  
2342 2342  
2343 -== 7.2 Have trouble to upload image. ==
2344 2344  
2191 +== 6.2 Have trouble to upload image. ==
2192 +
2345 2345  
2346 2346  )))
2347 2347  
... ... @@ -2352,8 +2352,9 @@
2352 2352  (((
2353 2353  
2354 2354  
2355 -== 7.3 Why I can't join TTN in US915 /AU915 bands? ==
2356 2356  
2204 +== 6.3 Why I can't join TTN in US915 /AU915 bands? ==
2205 +
2357 2357  
2358 2358  )))
2359 2359  
... ... @@ -2362,9 +2362,10 @@
2362 2362  )))
2363 2363  
2364 2364  
2365 -= 8. Order Info =
2366 2366  
2215 += 7. Order Info =
2367 2367  
2217 +
2368 2368  (% style="color:#4f81bd" %)**LT-22222-L-XXX:**
2369 2369  
2370 2370  (% style="color:#4f81bd" %)**XXX:**
... ... @@ -2379,7 +2379,7 @@
2379 2379  * (% style="color:red" %)**IN865**(%%):  LT with frequency bands IN865
2380 2380  * (% style="color:red" %)**CN779**(%%):  LT with frequency bands CN779
2381 2381  
2382 -= 9. Packing Info =
2232 += 8. Packing Info =
2383 2383  
2384 2384  
2385 2385  **Package Includes**:
... ... @@ -2396,7 +2396,7 @@
2396 2396  * Package Size / pcs : 14.5 x 8 x 5 cm
2397 2397  * Weight / pcs : 170g
2398 2398  
2399 -= 10. Support =
2249 += 9. Support =
2400 2400  
2401 2401  
2402 2402  * (((
... ... @@ -2406,10 +2406,11 @@
2406 2406  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]]
2407 2407  
2408 2408  
2259 +
2409 2409  
2410 2410  )))
2411 2411  
2412 -= 11. Reference​​​​​ =
2263 += 10. Reference​​​​​ =
2413 2413  
2414 2414  
2415 2415  * 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]]
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