Last modified by Saxer Lin on 2025/04/15 17:24
<
From version < 118.4 >
edited by Xiaoling
on 2023/05/17 10:50
To version < 102.1 >
edited by Bei Jinggeng
on 2022/10/28 17:08
>
Change comment: There is no comment for this version

Summary

Details

Page properties
Author
... ... @@ -1,1 +1,1 @@
1 -XWiki.Xiaoling
1 +XWiki.Bei
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 +176,31 @@
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 +
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  
200 +
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" %)(((
204 +(% border="1" style="background-color:#f7faff; width:500px" %)
205 +|(% style="width:103px" %)**Model**|(% style="width:131px" %)**Photo**|(% style="width:334px" %)**Description**
206 +|(% 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 +221,7 @@
221 221  * 1 x Counting Port
222 222  )))
223 223  
215 +
224 224  = 2. Power ON Device =
225 225  
226 226  
... ... @@ -237,8 +237,10 @@
237 237  [[image:1653297104069-180.png]]
238 238  
239 239  
232 +
240 240  = 3. Operation Mode =
241 241  
235 +
242 242  == 3.1 How it works? ==
243 243  
244 244  
... ... @@ -251,6 +251,7 @@
251 251  )))
252 252  
253 253  
248 +
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"]]
275 +[[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  
300 +
305 305  == 3.3 Uplink Payload ==
306 306  
307 307  
... ... @@ -314,42 +314,23 @@
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  
313 +
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
318 +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  
321 +[[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  
329 +[[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 +390,7 @@
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  
370 +
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
380 +)))
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
382 +[[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  
389 +[[image:image-20220523180506-4.png]]
390 +
391 +* 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  
... ... @@ -473,6 +473,7 @@
473 473  )))
474 474  
475 475  
444 +
476 476  === 3.3.3 AT+MOD~=3, Single DI Counting + 2 x ACI ===
477 477  
478 478  
... ... @@ -519,6 +519,7 @@
519 519  )))
520 520  
521 521  
491 +
522 522  === 3.3.4 AT+MOD~=4, Single DI Counting + 1 x Voltage Counting ===
523 523  
524 524  
... ... @@ -587,6 +587,7 @@
587 587  )))
588 588  
589 589  
560 +
590 590  === 3.3.5 AT+MOD~=5, Single DI Counting + 2 x AVI + 1 x ACI ===
591 591  
592 592  
... ... @@ -634,6 +634,7 @@
634 634  )))
635 635  
636 636  
608 +
637 637  === 3.3.6 AT+ADDMOD~=6. (Trigger Mode, Optional) ===
638 638  
639 639  
... ... @@ -688,6 +688,7 @@
688 688  AT+ DTRI =1,0   (Enable DI1 trigger / disable DI2 trigger)
689 689  
690 690  
663 +
691 691  (% style="color:#037691" %)**Downlink Command to set Trigger Condition:**
692 692  
693 693  Type Code: 0xAA. Downlink command same as AT Command **AT+AVLIM, AT+ACLIM**
... ... @@ -748,6 +748,7 @@
748 748  10000000: Means this packet is trigger by AC1_LOW. Means voltage too low.
749 749  
750 750  
724 +
751 751  (% style="color:#4f81bd" %)**TRI_DI FLAG+STA **(%%)is a combination to show which condition is trigger. Totally 1byte as below
752 752  
753 753  [[image:image-20220524090456-4.png]]
... ... @@ -761,6 +761,7 @@
761 761  00000101: Means both DI1 and DI2 trigger are enabled.
762 762  
763 763  
738 +
764 764  (% style="color:#4f81bd" %)**Enable/Disable MOD6 **(%%): 0x01: MOD6 is enable. 0x00: MOD6 is disable.
765 765  
766 766  Downlink command to poll MOD6 status:
... ... @@ -770,6 +770,7 @@
770 770  When device got this command, it will send the MOD6 payload.
771 771  
772 772  
748 +
773 773  === 3.3.7 Payload Decoder ===
774 774  
775 775  (((
... ... @@ -779,6 +779,7 @@
779 779  )))
780 780  
781 781  
758 +
782 782  == 3.4 ​Configure LT via AT or Downlink ==
783 783  
784 784  
... ... @@ -792,10 +792,12 @@
792 792  )))
793 793  )))
794 794  
795 -* (% 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]]
772 +* (% 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]]
796 796  
797 -* (% style="color:blue" %)**Sensor Related Commands**(%%): These commands are special designed for LT-22222-L.  User can see these commands below:
774 +* (% style="color:#4f81bd" %)**Sensor Related Commands**(%%): These commands are special designed for LT-22222-L.  User can see these commands below:
798 798  
776 +
777 +
799 799  === 3.4.1 Common Commands ===
800 800  
801 801  
... ... @@ -804,8 +804,10 @@
804 804  )))
805 805  
806 806  
786 +
807 807  === 3.4.2 Sensor related commands ===
808 808  
789 +
809 809  ==== 3.4.2.1 Set Transmit Interval ====
810 810  
811 811  
... ... @@ -813,7 +813,7 @@
813 813  
814 814  * (% style="color:#037691" %)**AT Command:**
815 815  
816 -(% style="color:blue" %)**AT+TDC=N **
797 +**AT+TDC=N **
817 817  
818 818  
819 819  **Example: **AT+TDC=30000. Means set interval to 30 seconds
... ... @@ -821,10 +821,11 @@
821 821  
822 822  * (% style="color:#037691" %)**Downlink Payload (prefix 0x01):**
823 823  
824 -(% style="color:blue" %)**0x01 aa bb cc  **(%%)** ~/~/ Same as AT+TDC=0x(aa bb cc)**
805 +**0x01 aa bb cc     ~/~/ Same as AT+TDC=0x(aa bb cc)**
825 825  
826 826  
827 827  
809 +
828 828  ==== 3.4.2.2 Set Work Mode (AT+MOD) ====
829 829  
830 830  
... ... @@ -832,7 +832,7 @@
832 832  
833 833  * (% style="color:#037691" %)**AT Command:**
834 834  
835 -(% style="color:blue" %)**AT+MOD=N  **
817 +**AT+MOD=N  **
836 836  
837 837  
838 838  **Example**: AT+MOD=2. Set work mode to Double DI counting mode
... ... @@ -840,10 +840,11 @@
840 840  
841 841  * (% style="color:#037691" %)**Downlink Payload (prefix 0x0A):**
842 842  
843 -(% style="color:blue" %)**0x0A aa  **(%%)** ** ~/~/ Same as AT+MOD=aa
825 +**0x0A aa    ** ~/~/ Same as AT+MOD=aa
844 844  
845 845  
846 846  
829 +
847 847  ==== 3.4.2.3 Poll an uplink ====
848 848  
849 849  
... ... @@ -854,7 +854,7 @@
854 854  
855 855  * (% style="color:#037691" %)**Downlink Payload (prefix 0x08):**
856 856  
857 -(% style="color:blue" %)**0x08 FF  **(%%)** **~/~/ Poll an uplink
840 +**0x08 FF     **~/~/ Poll an uplink
858 858  
859 859  
860 860  **Example**: 0x08FF, ask device to send an Uplink
... ... @@ -861,6 +861,7 @@
861 861  
862 862  
863 863  
847 +
864 864  ==== 3.4.2.4 Enable Trigger Mode ====
865 865  
866 866  
... ... @@ -868,19 +868,20 @@
868 868  
869 869  * (% style="color:#037691" %)**AT Command:**
870 870  
871 -(% style="color:blue" %)**AT+ADDMOD6=1 or 0**
855 +**AT+ADDMOD6=1 or 0**
872 872  
873 -(% style="color:red" %)**1:** (%%)Enable Trigger Mode
857 +1: Enable Trigger Mode
874 874  
875 -(% style="color:red" %)**0: **(%%)Disable Trigger Mode
859 +0: Disable Trigger Mode
876 876  
877 877  
878 878  * (% style="color:#037691" %)**Downlink Payload (prefix 0x0A 06):**
879 879  
880 -(% style="color:blue" %)**0x0A 06 aa    **(%%) ~/~/ Same as AT+ADDMOD6=aa
864 +**0x0A 06 aa    ** ~/~/ Same as AT+ADDMOD6=aa
881 881  
882 882  
883 883  
868 +
884 884  ==== 3.4.2.5 Poll trigger settings ====
885 885  
886 886  
... ... @@ -893,10 +893,11 @@
893 893  
894 894  * (% style="color:#037691" %)**Downlink Payload (prefix 0x AB 06):**
895 895  
896 -(% style="color:blue" %)**0xAB 06  ** (%%) ~/~/ Poll trigger settings, device will uplink trigger settings once receive this command
881 +**0xAB 06         **~/~/ Poll trigger settings, device will uplink trigger settings once receive this command
897 897  
898 898  
899 899  
885 +
900 900  ==== 3.4.2.6 Enable / Disable DI1/DI2/DI3 as trigger ====
901 901  
902 902  
... ... @@ -904,7 +904,7 @@
904 904  
905 905  * (% style="color:#037691" %)**AT Command:**
906 906  
907 -(% style="color:blue" %)**Format: AT+DTRI=<DI1_TIRGGER_FlAG>,< DI2_TIRGGER_FlAG >**
893 +**Format: AT+DTRI=<DI1_TIRGGER_FlAG>,< DI2_TIRGGER_FlAG >**
908 908  
909 909  
910 910  **Example:**
... ... @@ -913,10 +913,11 @@
913 913  
914 914  * (% style="color:#037691" %)**Downlink Payload (prefix 0xAA 02):**
915 915  
916 -(% style="color:blue" %)**0xAA 02 aa bb   ** (%%) ~/~/ Same as AT+DTRI=aa,bb
902 +**0xAA 02 aa bb        **~/~/ Same as AT+DTRI=aa,bb
917 917  
918 918  
919 919  
906 +
920 920  ==== 3.4.2.7 Trigger1 – Set DI1 or DI3 as trigger ====
921 921  
922 922  
... ... @@ -924,11 +924,11 @@
924 924  
925 925  * (% style="color:#037691" %)**AT Command:**
926 926  
927 -(% style="color:blue" %)**AT+TRIG1=a,b**
914 +**AT+TRIG1=a,b**
928 928  
929 -(% style="color:red" %)**a :** (%%)Interrupt mode. 0: falling edge; 1: rising edge, 2: falling and raising edge(for MOD=1).
916 +a : Interrupt mode. 0: falling edge; 1: rising edge, 2: falling and raising edge(for MOD=1).
930 930  
931 -(% style="color:red" %)**b :** (%%)delay timing.
918 +b : delay timing.
932 932  
933 933  
934 934  **Example:**
... ... @@ -937,11 +937,8 @@
937 937  
938 938  
939 939  * (% style="color:#037691" %)**Downlink Payload (prefix 0x09 01 ):**
927 +* **0x09 01 aa bb cc    ** ~/~/ same as AT+TRIG1=aa,0x(bb cc)
940 940  
941 -(% style="color:blue" %)**0x09 01 aa bb cc    ** (%%) ~/~/ same as AT+TRIG1=aa,0x(bb cc)
942 -
943 -
944 -
945 945  ==== 3.4.2.8 Trigger2 – Set DI2 as trigger ====
946 946  
947 947  
... ... @@ -949,13 +949,14 @@
949 949  
950 950  * (% style="color:#037691" %)**AT Command:**
951 951  
952 -(% style="color:blue" %)**AT+TRIG2=a,b**
936 +**AT+TRIG2=a,b**
953 953  
954 -(% style="color:red" %)**a :** (%%)Interrupt mode. 0: falling edge; 1: rising edge, 2: falling and raising edge(for MOD=1).
955 955  
956 -(% style="color:red" %)**b :** (%%)delay timing.
939 +a : Interrupt mode. 0: falling edge; 1: rising edge, 2: falling and raising edge(for MOD=1).
957 957  
941 +b : delay timing.
958 958  
943 +
959 959  **Example:**
960 960  
961 961  AT+TRIG2=0,100(set DI1 port to trigger on low level, valid signal is 100ms )
... ... @@ -963,10 +963,11 @@
963 963  
964 964  * (% style="color:#037691" %)**Downlink Payload (prefix 0x09 02 ):**
965 965  
966 -(% style="color:blue" %)**0x09 02 aa bb cc   ** (%%)~/~/ same as AT+TRIG2=aa,0x(bb cc)
951 +**0x09 02 aa bb cc           **~/~/ same as AT+TRIG1=aa,0x(bb cc)
967 967  
968 968  
969 969  
955 +
970 970  ==== 3.4.2.9 Trigger – Set AC (current) as trigger ====
971 971  
972 972  
... ... @@ -974,15 +974,16 @@
974 974  
975 975  * (% style="color:#037691" %)**AT Command**
976 976  
977 -(% style="color:blue" %)**AT+ACLIM**
963 +**AT+ACLIM**
978 978  
979 979  
980 980  * (% style="color:#037691" %)**Downlink Payload (prefix 0xAA 01 )**
981 981  
982 -(% 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"]]
968 +**0x AA 01 aa bb cc dd ee ff gg hh        ** ~/~/ same as AT+ACLIM See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
983 983  
984 984  
985 985  
972 +
986 986  ==== 3.4.2.10 Trigger – Set AV (voltage) as trigger ====
987 987  
988 988  
... ... @@ -990,15 +990,16 @@
990 990  
991 991  * (% style="color:#037691" %)**AT Command**
992 992  
993 -(% style="color:blue" %)**AT+AVLIM    **(%%)** See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]**
980 +**AT+AVLIM  See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]**
994 994  
995 995  
996 996  * (% style="color:#037691" %)**Downlink Payload (prefix 0xAA 00 )**
997 997  
998 -(% 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"]]
985 +**0x AA 00 aa bb cc dd ee ff gg hh    ** ~/~/ same as AT+AVLIM See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
999 999  
1000 1000  
1001 1001  
989 +
1002 1002  ==== 3.4.2.11 Trigger – Set minimum interval ====
1003 1003  
1004 1004  
... ... @@ -1006,12 +1006,12 @@
1006 1006  
1007 1007  * (% style="color:#037691" %)**AT Command**
1008 1008  
1009 -(% style="color:blue" %)**AT+ATDC=5        ** (%%)Device won't response the second trigger within 5 minute after the first trigger.
997 +**AT+ATDC=5        ** Device won't response the second trigger within 5 minute after the first trigger.
1010 1010  
1011 1011  
1012 1012  * (% style="color:#037691" %)**Downlink Payload (prefix 0xAC )**
1013 1013  
1014 -(% style="color:blue" %)**0x AC aa bb   **(%%) ~/~/ same as AT+ATDC=0x(aa bb)   . Unit (min)
1002 +**0x AC aa bb   ** ~/~/ same as AT+ATDC=0x(aa bb)   . Unit (min)
1015 1015  
1016 1016  (((
1017 1017  
... ... @@ -1021,6 +1021,7 @@
1021 1021  
1022 1022  
1023 1023  
1012 +
1024 1024  ==== 3.4.2.12 DO ~-~- Control Digital Output DO1/DO2/DO3 ====
1025 1025  
1026 1026  
... ... @@ -1030,7 +1030,7 @@
1030 1030  
1031 1031  
1032 1032  * (% style="color:#037691" %)**Downlink Payload (prefix 0x02)**
1033 -* (% style="color:blue" %)**0x02 aa bb cc     ** (%%)~/~/ Set DO1/DO2/DO3 output
1022 +* **0x02 aa bb cc     **~/~/ Set DO1/DO2/DO3 output
1034 1034  
1035 1035  (((
1036 1036  If payload = 0x02010001, while there is load between V+ and DOx, it means set DO1 to low, DO2 to high and DO3 to low.
... ... @@ -1052,6 +1052,7 @@
1052 1052  
1053 1053  
1054 1054  
1044 +
1055 1055  ==== 3.4.2.13 DO ~-~- Control Digital Output DO1/DO2/DO3 with time control ====
1056 1056  
1057 1057  
... ... @@ -1062,7 +1062,7 @@
1062 1062  
1063 1063  * (% style="color:#037691" %)**Downlink Payload (prefix 0xA9)**
1064 1064  
1065 -(% style="color:blue" %)**0xA9 aa bb cc     **(%%) ~/~/ Set DO1/DO2/DO3 output with time control
1055 +**0xA9 aa bb cc     **~/~/ Set DO1/DO2/DO3 output with time control
1066 1066  
1067 1067  
1068 1068  This is to control the digital output time of DO pin. Include four bytes:
... ... @@ -1095,14 +1095,6 @@
1095 1095  
1096 1096   Latching time. Unit: ms
1097 1097  
1098 -
1099 -(% style="color:red" %)**Note: **
1100 -
1101 - Since Firmware v1.6.0, the latch time support 4 bytes and 2 bytes
1102 -
1103 - Before Firmwre v1.6.0 the latch time only suport 2 bytes.
1104 -
1105 -
1106 1106  (% style="color:red" %)**Device will upload a packet if downlink code executes successfully.**
1107 1107  
1108 1108  
... ... @@ -1126,9 +1126,10 @@
1126 1126  
1127 1127  
1128 1128  
1129 -==== 3.4.2. 14 Relay ~-~- Control Relay Output RO1/RO2 ====
1130 1130  
1112 +==== 3.4.2.14 Relay ~-~- Control Relay Output RO1/RO2 ====
1131 1131  
1114 +
1132 1132  * (% style="color:#037691" %)**AT Command:**
1133 1133  
1134 1134  There is no AT Command to control Relay Output
... ... @@ -1136,7 +1136,7 @@
1136 1136  
1137 1137  * (% style="color:#037691" %)**Downlink Payload (prefix 0x03):**
1138 1138  
1139 -(% style="color:blue" %)**0x03 aa bb     ** (%%)~/~/ Set RO1/RO2 output
1122 +**0x03 aa bb     **~/~/ Set RO1/RO2 output
1140 1140  
1141 1141  
1142 1142  (((
... ... @@ -1148,7 +1148,7 @@
1148 1148  )))
1149 1149  
1150 1150  (((
1151 -[[image:image-20230426161322-1.png]]
1134 +[[image:image-20220524093724-9.png]]
1152 1152  )))
1153 1153  
1154 1154  (% style="color:red" %)**Device will upload a packet if downlink code executes successfully.**
... ... @@ -1155,6 +1155,7 @@
1155 1155  
1156 1156  
1157 1157  
1141 +
1158 1158  ==== 3.4.2.15 Relay ~-~- Control Relay Output RO1/RO2 with time control ====
1159 1159  
1160 1160  
... ... @@ -1165,7 +1165,7 @@
1165 1165  
1166 1166  * (% style="color:#037691" %)**Downlink Payload (prefix 0x05):**
1167 1167  
1168 -(% style="color:blue" %)**0x05 aa bb cc dd     ** (%%)~/~/ Set RO1/RO2 relay with time control
1152 +**0x05 aa bb cc dd     **~/~/ Set RO1/RO2 relay with time control
1169 1169  
1170 1170  
1171 1171  This is to control the relay output time of relay. Include four bytes:
... ... @@ -1186,20 +1186,12 @@
1186 1186  
1187 1187  (% style="color:#4f81bd" %)**Fourth/Fifth/Sixth/Seventh Bytes(cc)**(%%): Latching time. Unit: ms
1188 1188  
1189 -
1190 -(% style="color:red" %)**Note:**
1191 -
1192 - Since Firmware v1.6.0, the latch time support 4 bytes and 2 bytes
1193 -
1194 - Before Firmwre v1.6.0 the latch time only suport 2 bytes.
1195 -
1196 -
1197 1197  (% style="color:red" %)**Device will upload a packet if downlink code executes successfully.**
1198 1198  
1199 1199  
1200 1200  **Example payload:**
1201 1201  
1202 -**~1. 05 01 11 07 D0**
1178 +**~1. 05 01 11 07 D**
1203 1203  
1204 1204  Relay1 and Relay 2 will be set to NC , last 2 seconds, then change back to original state.
1205 1205  
... ... @@ -1224,33 +1224,39 @@
1224 1224  
1225 1225  * (% style="color:#037691" %)**AT Command:**
1226 1226  
1227 -(% style="color:blue" %)**AT+VOLMAX   ** (%%)~/~/ See [[MOD4>>||anchor="H3.3.4AT2BMOD3D42CSingleDICounting2B1xVoltageCounting"]]
1203 +**AT+VOLMAX   ** ~/~/ See [[MOD4>>||anchor="H3.3.4AT2BMOD3D42CSingleDICounting2B1xVoltageCounting"]]
1228 1228  
1229 1229  
1230 1230  * (% style="color:#037691" %)**Downlink Payload (prefix 0xA5):**
1231 1231  
1232 -(% style="color:blue" %)**0xA5 aa bb cc   ** (%%)~/~/ Same as AT+VOLMAX=(aa bb),cc
1208 +**0xA5 aa bb cc   **~/~/ Same as AT+VOLMAX=(aa bb),cc
1233 1233  
1234 1234  
1235 1235  
1212 +
1236 1236  ==== 3.4.2.17 Counting ~-~- Pre-configure the Count Number ====
1237 1237  
1238 1238  
1239 1239  * (% style="color:#037691" %)**AT Command:**
1240 1240  
1241 -(% style="color:blue" %)**AT+SETCNT=aa,(bb cc dd ee) **
1218 +**AT+SETCNT=aa,(bb cc dd ee) **
1242 1242  
1243 -(% style="color:red" %)**aa:**(%%) 1: Set count1; 2: Set count2; 3: Set AV1 count
1220 +aa: 1: Set count1,
1244 1244  
1245 -(% style="color:red" %)**bb cc dd ee: **(%%)number to be set
1222 +2: Set count2,
1246 1246  
1224 +3: Set AV1 count
1247 1247  
1226 +Bb cc dd ee: number to be set
1227 +
1228 +
1248 1248  * (% style="color:#037691" %)**Downlink Payload (prefix 0xA8):**
1249 1249  
1250 -(% style="color:blue" %)**0x A8 aa bb cc dd ee     ** (%%)~/~/ same as AT+SETCNT=aa,(bb cc dd ee)
1231 +**0x A8 aa bb cc dd ee     **~/~/ same as AT+SETCNT=aa,(bb cc dd ee)
1251 1251  
1252 1252  
1253 1253  
1235 +
1254 1254  ==== 3.4.2.18 Counting ~-~- Clear Counting ====
1255 1255  
1256 1256  
... ... @@ -1258,104 +1258,114 @@
1258 1258  
1259 1259  * (% style="color:#037691" %)**AT Command:**
1260 1260  
1261 -(% style="color:blue" %)**AT+CLRCOUNT **(%%) ~/~/ clear all counting
1243 +**AT+CLRCOUNT ** ~/~/ clear all counting
1262 1262  
1263 1263  
1264 1264  * (% style="color:#037691" %)**Downlink Payload (prefix 0xA6):**
1265 1265  
1266 -(% style="color:blue" %)**0x A6 01    ** (%%)~/~/ clear all counting
1248 +**0x A6 01    ** ~/~/ clear all counting
1267 1267  
1268 1268  
1269 1269  
1252 +
1270 1270  ==== 3.4.2.19 Counting ~-~- Change counting mode save time ====
1271 1271  
1272 1272  
1273 1273  * (% style="color:#037691" %)**AT Command:**
1274 1274  
1275 -(% 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)
1258 +**AT+COUTIME=60  **~/~/ Set save time to 60 seconds. Device will save the counting result in internal flash every 60 seconds. (min value: 30)
1276 1276  
1277 1277  
1278 1278  * (% style="color:#037691" %)**Downlink Payload (prefix 0xA7):**
1279 1279  
1280 -(% style="color:blue" %)**0x A7 aa bb cc     ** (%%)~/~/ same as AT+COUTIME =aa bb cc,
1263 +**0x A7 aa bb cc     **~/~/ same as AT+COUTIME =aa bb cc,
1281 1281  
1282 1282  (((
1283 1283  range: aa bb cc:0 to 16777215,  (unit:second)
1284 -)))
1285 1285  
1286 1286  
1287 1287  
1288 -==== 3.4.2.20 Reset save RO DO state ====
1270 +
1271 +)))
1289 1289  
1273 +==== 3.4.2.20 Reset save DR DO state ====
1290 1290  
1275 +
1291 1291  * (% style="color:#037691" %)**AT Command:**
1292 1292  
1293 -(% style="color:blue" %)**AT+RODORESET=1    **(%%)~/~/ RODO will close when the device joining the network. (default)
1278 +**AT+RODORET=1  **~/~/ RODO will close when the device joining the network. (default)
1294 1294  
1295 -(% 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.
1280 +**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.
1296 1296  
1297 1297  
1298 1298  * (% style="color:#037691" %)**Downlink Payload (prefix 0xAD):**
1299 1299  
1300 -(% style="color:blue" %)**0x AD aa      ** (%%)~/~/ same as AT+RODORET =aa
1285 +**0x AD aa      **~/~/ same as AT+RODORET =aa
1301 1301  
1287 +(((
1288 +
1302 1302  
1303 1303  
1291 +
1304 1304  ==== 3.4.2.21 Encrypted payload ====
1305 1305  
1306 1306  
1307 1307  * (% style="color:#037691" %)**AT Command:**
1308 1308  
1309 -(% style="color:blue" %)**AT+DECRYPT=1  ** (%%)~/~/ The payload is uploaded without encryption
1297 +**AT+DECRYPT=1  **~/~/ The payload is uploaded without encryption
1310 1310  
1311 -(% style="color:blue" %)**AT+DECRYPT=0    **(%%)~/~/  Encrypt when uploading payload (default)
1299 +**AT+DECRYPT=0  **~/~/Encrypt when uploading payload (default)
1312 1312  
1313 1313  
1314 1314  
1303 +
1315 1315  ==== 3.4.2.22 Get sensor value ====
1316 1316  
1317 1317  
1318 1318  * (% style="color:#037691" %)**AT Command:**
1319 1319  
1320 -(% style="color:blue" %)**AT+GETSENSORVALUE=0    **(%%)~/~/ The serial port gets the reading of the current sensor
1309 +**AT+GETSENSORVALUE=0  **~/~/ The serial port gets the reading of the current sensor
1321 1321  
1322 -(% style="color:blue" %)**AT+GETSENSORVALUE=1    **(%%)~/~/ The serial port gets the current sensor reading and uploads it.
1311 +**AT+GETSENSORVALUE=1  **~/~/The serial port gets the current sensor reading and uploads it.
1323 1323  
1324 1324  
1325 1325  
1315 +
1326 1326  ==== 3.4.2.23 Resets the downlink packet count ====
1327 1327  
1328 1328  
1329 1329  * (% style="color:#037691" %)**AT Command:**
1330 1330  
1331 -(% 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)
1321 +**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)
1332 1332  
1333 -(% 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.
1323 +**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.
1334 1334  
1335 1335  
1336 1336  
1327 +
1337 1337  ==== 3.4.2.24 When the limit bytes are exceeded, upload in batches ====
1338 1338  
1339 1339  
1340 1340  * (% style="color:#037691" %)**AT Command:**
1341 1341  
1342 -(% 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)
1333 + **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 1343  
1344 -(% 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.
1335 + **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 1345  
1346 1346  
1347 1347  * (% style="color:#037691" %)**Downlink Payload **(%%)**:**
1348 1348  
1349 -(% style="color:blue" %)**0x21 00 01 ** (%%) ~/~/ Set  the DISMACANS=1
1340 +**0x21 00 01 ** ~/~/ Set  the DISMACANS=1
1350 1350  
1351 1351  
1352 1352  
1344 +
1353 1353  ==== 3.4.2.25 Copy downlink to uplink ====
1354 1354  
1355 1355  
1356 1356  * (% style="color:#037691" %)**AT Command**(%%)**:**
1357 1357  
1358 -(% 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.
1350 + **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.
1359 1359  
1360 1360  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.
1361 1361  
... ... @@ -1378,7 +1378,7 @@
1378 1378  * (((
1379 1379  (% style="color:#037691" %)**Downlink Payload**(%%)**:**
1380 1380  
1381 -(% style="color:blue" %)**26 01  ** (%%) ~/~/  Downlink 26 01 can query device upload frequency, frequency band, software version number, TDC time.
1373 +**26 01  ** ~/~/  Downlink 26 01 can query device upload frequency, frequency band, software version number, TDC time.
1382 1382  
1383 1383  
1384 1384  )))
... ... @@ -1388,6 +1388,9 @@
1388 1388  [[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"]]
1389 1389  
1390 1390  
1383 +
1384 +)))
1385 +
1391 1391  == 3.5 Integrate with Mydevice ==
1392 1392  
1393 1393  
... ... @@ -1437,8 +1437,10 @@
1437 1437  [[image:image-20220524094909-5.png||height="341" width="734"]]
1438 1438  
1439 1439  
1435 +
1440 1440  == 3.6 Interface Detail ==
1441 1441  
1438 +
1442 1442  === 3.6.1 Digital Input Port: DI1/DI2 /DI3 ( For LT-33222-L, low active ) ===
1443 1443  
1444 1444  
... ... @@ -1447,6 +1447,7 @@
1447 1447  [[image:1653356991268-289.png]]
1448 1448  
1449 1449  
1447 +
1450 1450  === 3.6.2 Digital Input Port: DI1/DI2 ( For LT-22222-L) ===
1451 1451  
1452 1452  
... ... @@ -1503,6 +1503,8 @@
1503 1503  
1504 1504  (((
1505 1505  
1504 +
1505 +
1506 1506  )))
1507 1507  
1508 1508  (((
... ... @@ -1534,6 +1534,8 @@
1534 1534  
1535 1535  (((
1536 1536  
1537 +
1538 +
1537 1537  )))
1538 1538  
1539 1539  (((
... ... @@ -1564,16 +1564,16 @@
1564 1564  )))
1565 1565  
1566 1566  
1569 +
1567 1567  === 3.6.3 Digital Output Port: DO1/DO2 /DO3 ===
1568 1568  
1569 1569  
1570 -(% style="color:blue" %)**NPN output**(%%): GND or Float. Max voltage can apply to output pin is 36v.
1573 +NPN output: GND or Float. Max voltage can apply to output pin is 36v.
1571 1571  
1572 -(% style="color:red" %)**Note: DO pins go to float when device is power off.**
1573 -
1574 1574  [[image:1653357531600-905.png]]
1575 1575  
1576 1576  
1578 +
1577 1577  === 3.6.4 Analog Input Interface ===
1578 1578  
1579 1579  
... ... @@ -1591,9 +1591,9 @@
1591 1591  
1592 1592  (% style="color:blue" %)**Specifications of the wind speed sensor:**
1593 1593  
1594 -(% style="color:red" %)**Red:  12~~24v**
1596 +**Red:  12~~24v**
1595 1595  
1596 -(% style="color:#ffc000" %)**Yellow:  4~~20mA**
1598 +**Yellow:  4~~20mA**
1597 1597  
1598 1598  **Black:  GND**
1599 1599  
... ... @@ -1605,13 +1605,12 @@
1605 1605  [[image:1653357648330-671.png||height="155" width="733"]]
1606 1606  
1607 1607  
1610 +
1608 1608  === 3.6.5 Relay Output ===
1609 1609  
1610 1610  
1611 1611  (((
1612 -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:
1613 -
1614 -**Note**: RO pins go to Open(NO) when device is power off.
1615 +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:
1615 1615  )))
1616 1616  
1617 1617  [[image:image-20220524100215-9.png]]
... ... @@ -1620,6 +1620,7 @@
1620 1620  [[image:image-20220524100215-10.png||height="382" width="723"]]
1621 1621  
1622 1622  
1624 +
1623 1623  == 3.7 LEDs Indicators ==
1624 1624  
1625 1625  
... ... @@ -1626,8 +1626,10 @@
1626 1626  [[image:image-20220524100748-11.png]]
1627 1627  
1628 1628  
1631 +
1629 1629  = 4. Use AT Command =
1630 1630  
1634 +
1631 1631  == 4.1 Access AT Command ==
1632 1632  
1633 1633  
... ... @@ -1838,8 +1838,10 @@
1838 1838  )))
1839 1839  
1840 1840  
1845 +
1841 1841  == 4.2 Common AT Command Sequence ==
1842 1842  
1848 +
1843 1843  === 4.2.1 Multi-channel ABP mode (Use with SX1301/LG308) ===
1844 1844  
1845 1845  (((
... ... @@ -1884,6 +1884,7 @@
1884 1884  )))
1885 1885  
1886 1886  
1893 +
1887 1887  === 4.2.2 Single-channel ABP mode (Use with LG01/LG02) ===
1888 1888  
1889 1889  (((
... ... @@ -1956,7 +1956,7 @@
1956 1956  **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?
1957 1957  dir=LoRa_Gateway/&file=LoRaWAN%201.0.3%20Regional%20Parameters.xlsx]] to see what DR means.**
1958 1958  
1959 -**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.**
1966 +**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**
1960 1960  
1961 1961  
1962 1962  )))
... ... @@ -1969,11 +1969,12 @@
1969 1969  
1970 1970  )))
1971 1971  
1979 +
1972 1972  === 4.2.3 Change to Class A ===
1973 1973  
1974 1974  
1975 1975  (((
1976 -(% style="color:blue" %)**If sensor JOINED:**
1984 +(% style="color:blue" %)If sensor JOINED:
1977 1977  
1978 1978  (% style="background-color:#dcdcdc" %)**AT+CLASS=A
1979 1979  ATZ**
... ... @@ -1980,19 +1980,13 @@
1980 1980  )))
1981 1981  
1982 1982  
1983 -= 5. Case Study =
1984 1984  
1985 -== 5.1 Counting how many objects pass in Flow Line ==
1992 += 5. FAQ =
1986 1986  
1987 1987  
1988 -Reference Link: [[How to set up to count objects pass in flow line>>How to set up to count objects pass in flow line]]?
1995 +== 5.1 How to upgrade the image? ==
1989 1989  
1990 1990  
1991 -= 6. FAQ =
1992 -
1993 -== 6.1 How to upgrade the image? ==
1994 -
1995 -
1996 1996  The LT LoRaWAN Controller is shipped with a 3.5mm cable, the cable is used to upload image to LT to:
1997 1997  
1998 1998  * Support new features
... ... @@ -2020,10 +2020,8 @@
2020 2020  
2021 2021   [[image:image-20220524103407-12.png]]
2022 2022  
2023 -
2024 2024  [[image:image-20220524103429-13.png]]
2025 2025  
2026 -
2027 2027  [[image:image-20220524104033-15.png]]
2028 2028  
2029 2029  
... ... @@ -2035,8 +2035,10 @@
2035 2035  
2036 2036  (((
2037 2037  (((
2038 -== 6.2 How to change the LoRa Frequency Bands/Region? ==
2038 +
2039 2039  
2040 +== 5.2 How to change the LoRa Frequency Bands/Region? ==
2041 +
2040 2040  
2041 2041  )))
2042 2042  )))
... ... @@ -2048,8 +2048,9 @@
2048 2048  (((
2049 2049  
2050 2050  
2051 -== 6.3 How to set up LT to work with Single Channel Gateway such as LG01/LG02? ==
2052 2052  
2054 +== 5.3 How to set up LT to work with Single Channel Gateway such as LG01/LG02? ==
2055 +
2053 2053  
2054 2054  )))
2055 2055  
... ... @@ -2063,6 +2063,7 @@
2063 2063  (((
2064 2064  Assume we have a LG02 working in the frequency 868400000 now , below is the step.
2065 2065  
2069 +
2066 2066  
2067 2067  )))
2068 2068  )))
... ... @@ -2111,29 +2111,26 @@
2111 2111  [[image:1653360498588-932.png||height="485" width="726"]]
2112 2112  
2113 2113  
2114 -== 6.4 How to change the uplink interval？ ==
2115 2115  
2119 +== 5.4 Can I see counting event in Serial? ==
2116 2116  
2117 -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/]]
2118 2118  
2119 -
2120 -== 6.5 Can I see counting event in Serial? ==
2121 -
2122 -
2123 2123  (((
2124 2124  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.
2125 2125  
2126 2126  
2127 -== 6.6 Can i use point to point communication for LT-22222-L? ==
2128 2128  
2127 +== 5.5 Can i use point to point communication for LT-22222-L? ==
2129 2129  
2130 -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]].
2131 2131  
2130 +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]].
2131 +
2132 +
2132 2132  
2133 2133  )))
2134 2134  
2135 2135  (((
2136 -== 6.7 Why does the relay output become the default and open relay after the lt22222 is powered off? ==
2137 +== 5.6 Why does the relay output become the default and open relay after the lt22222 is powered off? ==
2137 2137  
2138 2138  
2139 2139  If the device is not shut down, but directly powered off.
... ... @@ -2145,9 +2145,10 @@
2145 2145  After restart, the status before power failure will be read from flash.
2146 2146  
2147 2147  
2148 -== 6.8 Can i set up LT-22222-L as a NC(Normal Close) Relay? ==
2149 2149  
2150 +== 5.7 Can i set up LT-22222-L as a NC(Normal Close) Relay? ==
2150 2150  
2152 +
2151 2151  LT-22222-L built-in relay is NO (Normal Open). User can use an external relay to achieve Normal Close purpose. Diagram as below:
2152 2152  
2153 2153  
... ... @@ -2154,18 +2154,15 @@
2154 2154  [[image:image-20221006170630-1.png||height="610" width="945"]]
2155 2155  
2156 2156  
2157 -== 6.9 Can LT22222-L save RO state? ==
2158 2158  
2160 += 6. Trouble Shooting =
2159 2159  
2160 -Firmware version needs to be no less than 1.6.0.
2161 -
2162 -
2163 -= 7. Trouble Shooting =
2162 +
2164 2164  )))
2165 2165  
2166 2166  (((
2167 2167  (((
2168 -== 7.1 Downlink doesn't work, how to solve it? ==
2167 +== 6.1 Downlink doesn't work, how to solve it? ==
2169 2169  
2170 2170  
2171 2171  )))
... ... @@ -2178,8 +2178,9 @@
2178 2178  (((
2179 2179  
2180 2180  
2181 -== 7.2 Have trouble to upload image. ==
2182 2182  
2181 +== 6.2 Have trouble to upload image. ==
2182 +
2183 2183  
2184 2184  )))
2185 2185  
... ... @@ -2190,8 +2190,9 @@
2190 2190  (((
2191 2191  
2192 2192  
2193 -== 7.3 Why I can't join TTN in US915 /AU915 bands? ==
2194 2194  
2194 +== 6.3 Why I can't join TTN in US915 /AU915 bands? ==
2195 +
2195 2195  
2196 2196  )))
2197 2197  
... ... @@ -2200,9 +2200,10 @@
2200 2200  )))
2201 2201  
2202 2202  
2203 -= 8. Order Info =
2204 2204  
2205 += 7. Order Info =
2205 2205  
2207 +
2206 2206  (% style="color:#4f81bd" %)**LT-22222-L-XXX:**
2207 2207  
2208 2208  (% style="color:#4f81bd" %)**XXX:**
... ... @@ -2217,9 +2217,10 @@
2217 2217  * (% style="color:red" %)**IN865**(%%):  LT with frequency bands IN865
2218 2218  * (% style="color:red" %)**CN779**(%%):  LT with frequency bands CN779
2219 2219  
2220 -= 9. Packing Info =
2221 2221  
2223 += 8. Packing Info =
2222 2222  
2225 +
2223 2223  **Package Includes**:
2224 2224  
2225 2225  * LT-22222-L I/O Controller x 1
... ... @@ -2234,9 +2234,10 @@
2234 2234  * Package Size / pcs : 14.5 x 8 x 5 cm
2235 2235  * Weight / pcs : 170g
2236 2236  
2237 -= 10. Support =
2238 2238  
2241 += 9. Support =
2239 2239  
2243 +
2240 2240  * (((
2241 2241  Support is provided Monday to Friday, from 09:00 to 18:00 GMT+8. Due to different timezones we cannot offer live support. However, your questions will be answered as soon as possible in the before-mentioned schedule.
2242 2242  )))
... ... @@ -2244,10 +2244,11 @@
2244 2244  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]]
2245 2245  
2246 2246  
2251 +
2247 2247  
2248 2248  )))
2249 2249  
2250 -= 11. Reference​​​​​ =
2255 += 10. Reference​​​​​ =
2251 2251  
2252 2252  
2253 2253  * 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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