Last modified by Saxer Lin on 2025/04/15 17:24
<
From version < 118.13 >
edited by Xiaoling
on 2023/05/17 11:39
To version < 107.1 >
edited by Bei Jinggeng
on 2022/11/18 10:08
>
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  (((
... ... @@ -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  
... ... @@ -176,47 +176,29 @@
176 176  
177 177  
178 178  * LoRaWAN Class A & Class C protocol
179 -
180 180  * Optional Customized LoRa Protocol
181 -
182 182  * Frequency Bands: CN470/EU433/KR920/US915/EU868/AS923/AU915/RU864/IN865/MA869
183 -
184 184  * AT Commands to change parameters
185 -
186 186  * Remote configure parameters via LoRa Downlink
187 -
188 188  * Firmware upgradable via program port
189 -
190 190  * Counting
191 191  
192 -
193 -
194 194  == 1.4  Applications ==
195 195  
196 196  
197 197  * Smart Buildings & Home Automation
198 -
199 199  * Logistics and Supply Chain Management
200 -
201 201  * Smart Metering
202 -
203 203  * Smart Agriculture
204 -
205 205  * Smart Cities
206 -
207 207  * Smart Factory
208 208  
209 -
210 -
211 211  == 1.5 Hardware Variants ==
212 212  
213 213  
214 -(% border="1" style="background-color:#f2f2f2; width:500px" %)
215 -|(% 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**
216 -|(% style="width:103px" %)**LT22222-L**|(% style="width:131px" %)(((
217 -(% style="text-align:center" %)
218 -[[image:image-20230424115112-1.png||height="106" width="58"]]
219 -)))|(% style="width:334px" %)(((
202 +(% border="1" style="background-color:#f7faff; width:500px" %)
203 +|(% style="width:103px" %)**Model**|(% style="width:131px" %)**Photo**|(% style="width:334px" %)**Description**
204 +|(% style="width:103px" %)**LT22222-L**|(% style="width:131px" %)[[image:1653296302983-697.png]]|(% style="width:334px" %)(((
220 220  * 2 x Digital Input (Bi-direction)
221 221  * 2 x Digital Output
222 222  * 2 x Relay Output (5A@250VAC / 30VDC)
... ... @@ -225,8 +225,6 @@
225 225  * 1 x Counting Port
226 226  )))
227 227  
228 -
229 -
230 230  = 2. Power ON Device =
231 231  
232 232  
... ... @@ -243,8 +243,10 @@
243 243  [[image:1653297104069-180.png]]
244 244  
245 245  
229 +
246 246  = 3. Operation Mode =
247 247  
232 +
248 248  == 3.1 How it works? ==
249 249  
250 250  
... ... @@ -257,6 +257,7 @@
257 257  )))
258 258  
259 259  
245 +
260 260  == 3.2 Example to join LoRaWAN network ==
261 261  
262 262  
... ... @@ -283,7 +283,7 @@
283 283  Each LT is shipped with a sticker with the default device EUI as below:
284 284  )))
285 285  
286 -[[image:image-20230425173427-2.png||height="246" width="530"]]
272 +[[image:1653297924498-393.png]]
287 287  
288 288  
289 289  Input these keys in the LoRaWAN Server portal. Below is TTN screen shot:
... ... @@ -308,6 +308,7 @@
308 308  [[image:1653298044601-602.png||height="405" width="709"]]
309 309  
310 310  
297 +
311 311  == 3.3 Uplink Payload ==
312 312  
313 313  
... ... @@ -320,43 +320,22 @@
320 320  * (% style="color:blue" %)**MOD5**(%%): Single DI Counting + 2 x AVI + 1 x ACI + DO + RO
321 321  * (% style="color:blue" %)**ADDMOD6**(%%): Trigger Mode, Optional, used together with MOD1 ~~ MOD5
322 322  
323 -
324 -
325 325  === 3.3.1 AT+MOD~=1, 2ACI+2AVI ===
326 326  
327 327  
328 328  (((
329 -The uplink payload includes totally 9 bytes. Uplink packets use FPORT=2 and every 10 minutes send one uplink by default. (% style="display:none" %)
330 -
331 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
332 -|**Size(bytes)(% style="display:none" %) (%%)**|**2**|**2**|**2**|**2**|**1**|**1**|**1**
333 -|Value|(((
334 -AVI1
335 -voltage
336 -)))|(((
337 -AVI2
338 -voltage
339 -)))|(((
340 -ACI1
341 -Current
342 -)))|(((
343 -ACI2
344 -Current
345 -)))|DIDORO*|(((
346 -Reserve
347 -)))|MOD
314 +The uplink payload includes totally 9 bytes. Uplink packets use FPORT=2 and every 10 minutes send one uplink by default.
348 348  )))
349 349  
317 +[[image:image-20220523174024-3.png]]
318 +
350 350  (((
351 351  
352 352  
353 353  (% style="color:#4f81bd" %)**DIDORO**(%%) is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below
354 -
355 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
356 -|**bit7**|**bit6**|**bit5**|**bit4**|**bit3**|**bit2**|**bit1**|**bit0**
357 -|RO1|RO2|DI3|DI2|DI1|DO3|DO2|DO1
358 358  )))
359 359  
325 +[[image:image-20220523174254-4.png]]
360 360  
361 361  * RO is for relay. ROx=1 : close，ROx=0 always open.
362 362  * DI is for digital input. DIx=1: high or float, DIx=0: low.
... ... @@ -397,8 +397,6 @@
397 397  ** DO1 is high in case there is load between DO1 and V+.
398 398  ** DO1 LED is off in both case
399 399  
400 -
401 -
402 402  === 3.3.2 AT+MOD~=2, (Double DI Counting) ===
403 403  
404 404  
... ... @@ -408,28 +408,18 @@
408 408  
409 409  (((
410 410  Total : 11 bytes payload
375 +)))
411 411  
412 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
413 -|**Size(bytes)**|**4**|**4**|**1**|**1**|**1**
414 -|Value|COUNT1|COUNT2 |DIDORO*|(((
415 -Reserve
377 +[[image:image-20220523180452-3.png]]
416 416  
417 -
418 -)))|MOD
419 -)))
420 420  
421 421  (((
422 -
423 -
424 424  (% style="color:#4f81bd" %)**DIDORO**(%%) is a combination for RO1, RO2, DO3, DO2 and DO1. Totally 1bytes as below
425 -
426 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
427 -|**bit7**|**bit6**|**bit5**|**bit4**|**bit3**|**bit2**|**bit1**|**bit0**
428 -|RO1|RO2|FIRST|Reserve|Reserve|DO3|DO2|DO1
429 -
430 -RO is for relay. ROx=1 : close，ROx=0 always open.
431 431  )))
432 432  
384 +[[image:image-20220523180506-4.png]]
385 +
386 +* RO is for relay. ROx=1 : close，ROx=0 always open.
433 433  * FIRST: Indicate this is the first packet after join network.
434 434  * DO is for reverse digital output. DOx=1: output low, DOx=0: high or float.
435 435  
... ... @@ -482,29 +482,21 @@
482 482  )))
483 483  
484 484  
439 +
485 485  === 3.3.3 AT+MOD~=3, Single DI Counting + 2 x ACI ===
486 486  
487 487  
488 488  **LT22222-L**: This mode the DI1 is used as a counting pin.
489 489  
490 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
491 -|**Size(bytes)**|**4**|**2**|**2**|**1**|**1**|**1**
492 -|Value|COUNT1|(((
493 -ACI1 Current
494 -)))|(((
495 -ACI2 Current
496 -)))|DIDORO*|Reserve|MOD
445 +[[image:image-20220523181246-5.png]]
497 497  
498 498  (((
499 499  
500 500  
501 501  (% style="color:#4f81bd" %)**DIDORO**(%%) is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below
502 -
503 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
504 -|**bit7**|**bit6**|**bit5**|**bit4**|**bit3**|**bit2**|**bit1**|**bit0**
505 -|RO1|RO2|FIRST|Reserve|Reserve|DO3|DO2|DO1
506 506  )))
507 507  
453 +[[image:image-20220523181301-6.png]]
508 508  
509 509  * RO is for relay. ROx=1 : close，ROx=0 always open.
510 510  * FIRST: Indicate this is the first packet after join network.
... ... @@ -537,6 +537,7 @@
537 537  )))
538 538  
539 539  
486 +
540 540  === 3.3.4 AT+MOD~=4, Single DI Counting + 1 x Voltage Counting ===
541 541  
542 542  
... ... @@ -546,25 +546,16 @@
546 546  
547 547  (((
548 548  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.
549 -
550 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
551 -|**Size(bytes)**|**4**|**4**|**1**|**1**|**1**
552 -|Value|COUNT1|AVI1 Counting|DIDORO*|(((
553 -Reserve
554 -
555 -
556 -)))|MOD
557 557  )))
558 558  
498 +[[image:image-20220523181903-8.png]]
559 559  
500 +
560 560  (((
561 561  (% style="color:#4f81bd" %)**DIDORO **(%%)is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below
562 -
563 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
564 -|**bit7**|**bit6**|**bit5**|**bit4**|**bit3**|**bit2**|**bit1**|**bit0**
565 -|RO1|RO2|FIRST|Reserve|Reserve|DO3|DO2|DO1
566 566  )))
567 567  
505 +[[image:image-20220523181727-7.png]]
568 568  
569 569  * RO is for relay. ROx=1 : close，ROx=0 always open.
570 570  * FIRST: Indicate this is the first packet after join network.
... ... @@ -614,34 +614,18 @@
614 614  )))
615 615  
616 616  
555 +
617 617  === 3.3.5 AT+MOD~=5, Single DI Counting + 2 x AVI + 1 x ACI ===
618 618  
619 619  
620 620  **LT22222-L**: This mode the DI1 is used as a counting pin.
621 621  
622 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
623 -|**Size(bytes)**|**2**|**2**|**2**|**2**|**1**|**1**|**1**
624 -|Value|(((
625 -AVI1
626 -voltage
627 -)))|(((
628 -AVI2
629 -voltage
630 -)))|(((
631 -ACI1
632 -Current
633 -)))|COUNT1|DIDORO*|(((
634 -Reserve
635 -)))|MOD
561 +[[image:image-20220523182334-9.png]]
636 636  
637 637  (((
638 638  
639 639  
640 640  (% style="color:#4f81bd" %)**DIDORO**(%%) is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below
641 -
642 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
643 -|**bit7**|**bit6**|**bit5**|**bit4**|**bit3**|**bit2**|**bit1**|**bit0**
644 -|RO1|RO2|FIRST|Reserve|Reserve|DO3|DO2|DO1
645 645  )))
646 646  
647 647  * RO is for relay. ROx=1 : close，ROx=0 always open.
... ... @@ -678,6 +678,7 @@
678 678  )))
679 679  
680 680  
603 +
681 681  === 3.3.6 AT+ADDMOD~=6. (Trigger Mode, Optional) ===
682 682  
683 683  
... ... @@ -732,6 +732,7 @@
732 732  AT+ DTRI =1,0   (Enable DI1 trigger / disable DI2 trigger)
733 733  
734 734  
658 +
735 735  (% style="color:#037691" %)**Downlink Command to set Trigger Condition:**
736 736  
737 737  Type Code: 0xAA. Downlink command same as AT Command **AT+AVLIM, AT+ACLIM**
... ... @@ -766,52 +766,12 @@
766 766  
767 767  MOD6 Payload : total 11 bytes payload
768 768  
769 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
770 -|**Size(bytes)**|**1**|**1**|**1**|**6**|**1**|**1**
771 -|Value|(((
772 -TRI_A
773 -FLAG
774 -)))|(((
775 -TRI_A
776 -Status
777 -)))|(((
778 -TRI_DI
779 -FLAG+STA
780 -)))|Reserve|Enable/Disable MOD6|(((
781 -MOD
782 -(6)
783 -)))
693 +[[image:image-20220524085923-1.png]]
784 784  
785 785  
786 786  (% style="color:#4f81bd" %)**TRI FLAG1**(%%) is a combination to show if trigger is set for this part. Totally 1byte as below
787 787  
788 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
789 -|**bit7**|**bit6**|**bit5**|**bit4**|**bit3**|**bit2**|**bit1**|**bit0**
790 -|(((
791 -AV1_
792 -LOW
793 -)))|(((
794 -AV1_
795 -HIGH
796 -)))|(((
797 -AV2_
798 -LOW
799 -)))|(((
800 -AV2_
801 -HIGH
802 -)))|(((
803 -AC1_
804 -LOW
805 -)))|(((
806 -AC1_
807 -HIGH
808 -)))|(((
809 -AC2_
810 -LOW
811 -)))|(((
812 -AC2_
813 -HIGH
814 -)))
698 +[[image:image-20220524090106-2.png]]
815 815  
816 816  * Each bits shows if the corresponding trigger has been configured.
817 817  
... ... @@ -820,35 +820,10 @@
820 820  10100000: Means the system has configure to use the trigger: AC1_LOW and AV2_LOW
821 821  
822 822  
707 +
823 823  (% style="color:#4f81bd" %)**TRI Status1**(%%) is a combination to show which condition is trigger. Totally 1byte as below
824 824  
825 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
826 -|**bit7**|**bit6**|**bit5**|**bit4**|**bit3**|**bit2**|**bit1**|**bit0**
827 -|(((
828 -AV1_
829 -LOW
830 -)))|(((
831 -AV1_
832 -HIGH
833 -)))|(((
834 -AV2_
835 -LOW
836 -)))|(((
837 -AV2_
838 -HIGH
839 -)))|(((
840 -AC1_
841 -LOW
842 -)))|(((
843 -AC1_
844 -HIGH
845 -)))|(((
846 -AC2_
847 -LOW
848 -)))|(((
849 -AC2_
850 -HIGH
851 -)))
710 +[[image:image-20220524090249-3.png]]
852 852  
853 853  * Each bits shows which status has been trigger on this uplink.
854 854  
... ... @@ -857,11 +857,10 @@
857 857  10000000: Means this packet is trigger by AC1_LOW. Means voltage too low.
858 858  
859 859  
719 +
860 860  (% style="color:#4f81bd" %)**TRI_DI FLAG+STA **(%%)is a combination to show which condition is trigger. Totally 1byte as below
861 861  
862 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
863 -|**bit7**|**bit6**|**bit5**|**bit4**|**bit3**|**bit2**|**bit1**|**bit0**
864 -|N/A|N/A|N/A|N/A|DI2_STATUS|DI2_FLAG|DI1_STATUS|DI1_FLAG
722 +[[image:image-20220524090456-4.png]]
865 865  
866 866  * Each bits shows which status has been trigger on this uplink.
867 867  
... ... @@ -872,6 +872,7 @@
872 872  00000101: Means both DI1 and DI2 trigger are enabled.
873 873  
874 874  
733 +
875 875  (% style="color:#4f81bd" %)**Enable/Disable MOD6 **(%%): 0x01: MOD6 is enable. 0x00: MOD6 is disable.
876 876  
877 877  Downlink command to poll MOD6 status:
... ... @@ -881,6 +881,7 @@
881 881  When device got this command, it will send the MOD6 payload.
882 882  
883 883  
743 +
884 884  === 3.3.7 Payload Decoder ===
885 885  
886 886  (((
... ... @@ -890,6 +890,7 @@
890 890  )))
891 891  
892 892  
753 +
893 893  == 3.4 ​Configure LT via AT or Downlink ==
894 894  
895 895  
... ... @@ -907,8 +907,6 @@
907 907  
908 908  * (% style="color:blue" %)**Sensor Related Commands**(%%): These commands are special designed for LT-22222-L.  User can see these commands below:
909 909  
910 -
911 -
912 912  === 3.4.1 Common Commands ===
913 913  
914 914  
... ... @@ -917,8 +917,10 @@
917 917  )))
918 918  
919 919  
779 +
920 920  === 3.4.2 Sensor related commands ===
921 921  
782 +
922 922  ==== 3.4.2.1 Set Transmit Interval ====
923 923  
924 924  
... ... @@ -994,6 +994,7 @@
994 994  
995 995  
996 996  
858 +
997 997  ==== 3.4.2.5 Poll trigger settings ====
998 998  
999 999  
... ... @@ -1076,7 +1076,7 @@
1076 1076  
1077 1077  * (% style="color:#037691" %)**Downlink Payload (prefix 0x09 02 ):**
1078 1078  
1079 -(% style="color:blue" %)**0x09 02 aa bb cc   ** (%%)~/~/ same as AT+TRIG2=aa,0x(bb cc)
941 +(% style="color:blue" %)**0x09 02 aa bb cc   ** (%%)~/~/ same as AT+TRIG1=aa,0x(bb cc)
1080 1080  
1081 1081  
1082 1082  
... ... @@ -1151,14 +1151,9 @@
1151 1151  
1152 1152  (((
1153 1153  01: Low,  00: High ,  11: No action
1154 -
1155 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
1156 -|(% style="background-color:#d9e2f3; color:#0070c0" %)**Downlink Code**|(% style="background-color:#d9e2f3; color:#0070c0" %)**DO1**|(% style="background-color:#d9e2f3; color:#0070c0" %)**DO2**|(% style="background-color:#d9e2f3; color:#0070c0" %)**DO3**
1157 -|02  01  00  11|Low|High|No Action
1158 -|02  00  11  01|High|No Action|Low
1159 -|02  11  01  00|No Action|Low|High
1160 1160  )))
1161 1161  
1018 +[[image:image-20220524092754-5.png]]
1162 1162  
1163 1163  (((
1164 1164  (% style="color:red" %)**Note: For LT-22222-L, there is no DO3, the last byte can use any value.**
... ... @@ -1196,29 +1196,17 @@
1196 1196  
1197 1197  (% style="color:#4f81bd" %)**Third Byte**(%%): Control Method and Ports status:
1198 1198  
1199 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:300px" %)
1200 -|(% style="background-color:#d9e2f3; color:#0070c0" %)**Second Byte**|(% style="background-color:#d9e2f3; color:#0070c0" %)**Status**
1201 -|0x01|DO1 set to low
1202 -|0x00|DO1 set to high
1203 -|0x11|DO1 NO Action
1056 +[[image:image-20220524093238-6.png]]
1204 1204  
1205 1205  
1206 1206  (% style="color:#4f81bd" %)**Fourth Byte**(%%): Control Method and Ports status:
1207 1207  
1208 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:300px" %)
1209 -|(% style="background-color:#d9e2f3; color:#0070c0" %)**Second Byte**|(% style="background-color:#d9e2f3; color:#0070c0" %)**Status**
1210 -|0x01|DO2 set to low
1211 -|0x00|DO2 set to high
1212 -|0x11|DO2 NO Action
1061 +[[image:image-20220524093328-7.png]]
1213 1213  
1214 1214  
1215 1215  (% style="color:#4f81bd" %)**Fifth Byte**(%%): Control Method and Ports status:
1216 1216  
1217 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:300px" %)
1218 -|(% style="background-color:#d9e2f3; color:#0070c0" %)**Second Byte**|(% style="background-color:#d9e2f3; color:#0070c0" %)**Status**
1219 -|0x01|DO3 set to low
1220 -|0x00|DO3 set to high
1221 -|0x11|DO3 NO Action
1066 +[[image:image-20220524093351-8.png]]
1222 1222  
1223 1223  
1224 1224  (% style="color:#4f81bd" %)**Sixth and Seventh and Eighth and Ninth Byte**:
... ... @@ -1225,14 +1225,6 @@
1225 1225  
1226 1226   Latching time. Unit: ms
1227 1227  
1228 -
1229 -(% style="color:red" %)**Note: **
1230 -
1231 - Since Firmware v1.6.0, the latch time support 4 bytes and 2 bytes
1232 -
1233 - Before Firmwre v1.6.0 the latch time only suport 2 bytes.
1234 -
1235 -
1236 1236  (% style="color:red" %)**Device will upload a packet if downlink code executes successfully.**
1237 1237  
1238 1238  
... ... @@ -1256,7 +1256,7 @@
1256 1256  
1257 1257  
1258 1258  
1259 -==== 3.4.2. 14 Relay ~-~- Control Relay Output RO1/RO2 ====
1096 +==== 3.4.2.14 Relay ~-~- Control Relay Output RO1/RO2 ====
1260 1260  
1261 1261  
1262 1262  * (% style="color:#037691" %)**AT Command:**
... ... @@ -1275,21 +1275,10 @@
1275 1275  
1276 1276  (((
1277 1277  01: Close ,  00: Open , 11: No action
1278 -
1279 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:320px" %)
1280 -|(% style="background-color:#d9e2f3; color:#0070c0" %)**Downlink Code**|(% style="background-color:#d9e2f3; color:#0070c0" %)**RO1**|(% style="background-color:#d9e2f3; color:#0070c0" %)**RO2**
1281 -|03  00  11|Open|No Action
1282 -|03  01  11|Close|No Action
1283 -|03  11  00|No Action|Open
1284 -|03  11  01|No Action|Close
1285 -|03  00  00|Open|Open
1286 -|03  01  01|Close|Close
1287 -|03  01  00|Close|Open
1288 -|03  00  01|Open|Close
1289 1289  )))
1290 1290  
1291 1291  (((
1292 -
1118 +[[image:image-20220524093724-9.png]]
1293 1293  )))
1294 1294  
1295 1295  (% style="color:red" %)**Device will upload a packet if downlink code executes successfully.**
... ... @@ -1296,6 +1296,7 @@
1296 1296  
1297 1297  
1298 1298  
1125 +
1299 1299  ==== 3.4.2.15 Relay ~-~- Control Relay Output RO1/RO2 with time control ====
1300 1300  
1301 1301  
... ... @@ -1327,20 +1327,12 @@
1327 1327  
1328 1328  (% style="color:#4f81bd" %)**Fourth/Fifth/Sixth/Seventh Bytes(cc)**(%%): Latching time. Unit: ms
1329 1329  
1330 -
1331 -(% style="color:red" %)**Note:**
1332 -
1333 - Since Firmware v1.6.0, the latch time support 4 bytes and 2 bytes
1334 -
1335 - Before Firmwre v1.6.0 the latch time only suport 2 bytes.
1336 -
1337 -
1338 1338  (% style="color:red" %)**Device will upload a packet if downlink code executes successfully.**
1339 1339  
1340 1340  
1341 1341  **Example payload:**
1342 1342  
1343 -**~1. 05 01 11 07 D0**
1162 +**~1. 05 01 11 07 D**
1344 1344  
1345 1345  Relay1 and Relay 2 will be set to NC , last 2 seconds, then change back to original state.
1346 1346  
... ... @@ -1475,6 +1475,7 @@
1475 1475  
1476 1476  
1477 1477  
1297 +
1478 1478  ==== 3.4.2.24 When the limit bytes are exceeded, upload in batches ====
1479 1479  
1480 1480  
... ... @@ -1491,6 +1491,7 @@
1491 1491  
1492 1492  
1493 1493  
1314 +
1494 1494  ==== 3.4.2.25 Copy downlink to uplink ====
1495 1495  
1496 1496  
... ... @@ -1529,6 +1529,7 @@
1529 1529  [[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"]]
1530 1530  
1531 1531  
1353 +
1532 1532  == 3.5 Integrate with Mydevice ==
1533 1533  
1534 1534  
... ... @@ -1578,8 +1578,10 @@
1578 1578  [[image:image-20220524094909-5.png||height="341" width="734"]]
1579 1579  
1580 1580  
1403 +
1581 1581  == 3.6 Interface Detail ==
1582 1582  
1406 +
1583 1583  === 3.6.1 Digital Input Port: DI1/DI2 /DI3 ( For LT-33222-L, low active ) ===
1584 1584  
1585 1585  
... ... @@ -1588,6 +1588,7 @@
1588 1588  [[image:1653356991268-289.png]]
1589 1589  
1590 1590  
1415 +
1591 1591  === 3.6.2 Digital Input Port: DI1/DI2 ( For LT-22222-L) ===
1592 1592  
1593 1593  
... ... @@ -1644,6 +1644,8 @@
1644 1644  
1645 1645  (((
1646 1646  
1472 +
1473 +
1647 1647  )))
1648 1648  
1649 1649  (((
... ... @@ -1675,6 +1675,8 @@
1675 1675  
1676 1676  (((
1677 1677  
1505 +
1506 +
1678 1678  )))
1679 1679  
1680 1680  (((
... ... @@ -1705,16 +1705,18 @@
1705 1705  )))
1706 1706  
1707 1707  
1537 +
1708 1708  === 3.6.3 Digital Output Port: DO1/DO2 /DO3 ===
1709 1709  
1710 1710  
1711 -(% style="color:blue" %)**NPN output**(%%): GND or Float. Max voltage can apply to output pin is 36v.
1541 +**NPN output**: GND or Float. Max voltage can apply to output pin is 36v.
1712 1712  
1713 -(% style="color:red" %)**Note: DO pins go to float when device is power off.**
1543 +Note: DO pins go to float when device is power off.
1714 1714  
1715 1715  [[image:1653357531600-905.png]]
1716 1716  
1717 1717  
1548 +
1718 1718  === 3.6.4 Analog Input Interface ===
1719 1719  
1720 1720  
... ... @@ -1732,9 +1732,9 @@
1732 1732  
1733 1733  (% style="color:blue" %)**Specifications of the wind speed sensor:**
1734 1734  
1735 -(% style="color:red" %)**Red:  12~~24v**
1566 +**Red:  12~~24v**
1736 1736  
1737 -(% style="color:#ffc000" %)**Yellow:  4~~20mA**
1568 +**Yellow:  4~~20mA**
1738 1738  
1739 1739  **Black:  GND**
1740 1740  
... ... @@ -1746,6 +1746,7 @@
1746 1746  [[image:1653357648330-671.png||height="155" width="733"]]
1747 1747  
1748 1748  
1580 +
1749 1749  === 3.6.5 Relay Output ===
1750 1750  
1751 1751  
... ... @@ -1761,49 +1761,17 @@
1761 1761  [[image:image-20220524100215-10.png||height="382" width="723"]]
1762 1762  
1763 1763  
1596 +
1764 1764  == 3.7 LEDs Indicators ==
1765 1765  
1766 1766  
1767 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
1768 -|(% style="background-color:#d9e2f3; color:#0070c0;width:30px" %)**LEDs**|(% style="background-color:#d9e2f3; color:#0070c0;width:490px" %)**Feature**
1769 -|**PWR**|Always on if there is power
1770 -|**SYS**|(((
1771 -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.
1772 -)))
1773 -|**TX**|(((
1774 -(((
1775 -Device boot: TX blinks 5 times.
1776 -)))
1600 +[[image:image-20220524100748-11.png]]
1777 1777  
1778 -(((
1779 -Successful join network: TX ON for 5 seconds.
1780 -)))
1781 1781  
1782 -(((
1783 -Transmit a LoRa packet: TX blinks once
1784 -)))
1785 -)))
1786 -|**RX**|RX blinks once when receive a packet.
1787 -|**DO1**|
1788 -|**DO2**|
1789 -|**DO3**|
1790 -|**DI2**|(((
1791 -For LT-22222-L: ON when DI2 is high, LOW when DI2 is low
1792 -)))
1793 -|**DI2**|(((
1794 -For LT-22222-L: ON when DI2 is high, LOW when DI2 is low
1795 -)))
1796 -|**DI2**|(((
1797 -For LT-22222-L: ON when DI2 is high, LOW when DI2 is low
1798 -)))
1799 -|**RO1**|
1800 -|**RO2**|
1801 1801  
1802 -
1803 -
1804 -
1805 1805  = 4. Use AT Command =
1806 1806  
1606 +
1807 1807  == 4.1 Access AT Command ==
1808 1808  
1809 1809  
... ... @@ -2014,8 +2014,10 @@
2014 2014  )))
2015 2015  
2016 2016  
1817 +
2017 2017  == 4.2 Common AT Command Sequence ==
2018 2018  
1820 +
2019 2019  === 4.2.1 Multi-channel ABP mode (Use with SX1301/LG308) ===
2020 2020  
2021 2021  (((
... ... @@ -2060,6 +2060,7 @@
2060 2060  )))
2061 2061  
2062 2062  
1865 +
2063 2063  === 4.2.2 Single-channel ABP mode (Use with LG01/LG02) ===
2064 2064  
2065 2065  (((
... ... @@ -2132,7 +2132,7 @@
2132 2132  **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?
2133 2133  dir=LoRa_Gateway/&file=LoRaWAN%201.0.3%20Regional%20Parameters.xlsx]] to see what DR means.**
2134 2134  
2135 -**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.**
1938 +**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**
2136 2136  
2137 2137  
2138 2138  )))
... ... @@ -2145,6 +2145,7 @@
2145 2145  
2146 2146  )))
2147 2147  
1951 +
2148 2148  === 4.2.3 Change to Class A ===
2149 2149  
2150 2150  
... ... @@ -2156,19 +2156,13 @@
2156 2156  )))
2157 2157  
2158 2158  
2159 -= 5. Case Study =
2160 2160  
2161 -== 5.1 Counting how many objects pass in Flow Line ==
1964 += 5. FAQ =
2162 2162  
2163 2163  
2164 -Reference Link: [[How to set up to count objects pass in flow line>>How to set up to count objects pass in flow line]]?
1967 +== 5.1 How to upgrade the image? ==
2165 2165  
2166 2166  
2167 -= 6. FAQ =
2168 -
2169 -== 6.1 How to upgrade the image? ==
2170 -
2171 -
2172 2172  The LT LoRaWAN Controller is shipped with a 3.5mm cable, the cable is used to upload image to LT to:
2173 2173  
2174 2174  * Support new features
... ... @@ -2196,10 +2196,8 @@
2196 2196  
2197 2197   [[image:image-20220524103407-12.png]]
2198 2198  
2199 -
2200 2200  [[image:image-20220524103429-13.png]]
2201 2201  
2202 -
2203 2203  [[image:image-20220524104033-15.png]]
2204 2204  
2205 2205  
... ... @@ -2211,8 +2211,10 @@
2211 2211  
2212 2212  (((
2213 2213  (((
2214 -== 6.2 How to change the LoRa Frequency Bands/Region? ==
2010 +
2215 2215  
2012 +== 5.2 How to change the LoRa Frequency Bands/Region? ==
2013 +
2216 2216  
2217 2217  )))
2218 2218  )))
... ... @@ -2224,8 +2224,9 @@
2224 2224  (((
2225 2225  
2226 2226  
2227 -== 6.3 How to set up LT to work with Single Channel Gateway such as LG01/LG02? ==
2228 2228  
2026 +== 5.3 How to set up LT to work with Single Channel Gateway such as LG01/LG02? ==
2027 +
2229 2229  
2230 2230  )))
2231 2231  
... ... @@ -2287,29 +2287,26 @@
2287 2287  [[image:1653360498588-932.png||height="485" width="726"]]
2288 2288  
2289 2289  
2290 -== 6.4 How to change the uplink interval？ ==
2291 2291  
2090 +== 5.4 Can I see counting event in Serial? ==
2292 2292  
2293 -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/]]
2294 2294  
2295 -
2296 -== 6.5 Can I see counting event in Serial? ==
2297 -
2298 -
2299 2299  (((
2300 2300  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.
2301 2301  
2302 2302  
2303 -== 6.6 Can i use point to point communication for LT-22222-L? ==
2304 2304  
2098 +== 5.5 Can i use point to point communication for LT-22222-L? ==
2305 2305  
2306 -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]].
2307 2307  
2101 +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]].
2102 +
2103 +
2308 2308  
2309 2309  )))
2310 2310  
2311 2311  (((
2312 -== 6.7 Why does the relay output become the default and open relay after the lt22222 is powered off? ==
2108 +== 5.6 Why does the relay output become the default and open relay after the lt22222 is powered off? ==
2313 2313  
2314 2314  
2315 2315  If the device is not shut down, but directly powered off.
... ... @@ -2321,9 +2321,10 @@
2321 2321  After restart, the status before power failure will be read from flash.
2322 2322  
2323 2323  
2324 -== 6.8 Can i set up LT-22222-L as a NC(Normal Close) Relay? ==
2325 2325  
2121 +== 5.7 Can i set up LT-22222-L as a NC(Normal Close) Relay? ==
2326 2326  
2123 +
2327 2327  LT-22222-L built-in relay is NO (Normal Open). User can use an external relay to achieve Normal Close purpose. Diagram as below:
2328 2328  
2329 2329  
... ... @@ -2330,18 +2330,21 @@
2330 2330  [[image:image-20221006170630-1.png||height="610" width="945"]]
2331 2331  
2332 2332  
2333 -== 6.9 Can LT22222-L save RO state? ==
2130 +== 5.8 Can LT22222-L save RO state? ==
2334 2334  
2335 2335  
2336 2336  Firmware version needs to be no less than 1.6.0.
2337 2337  
2338 2338  
2339 -= 7. Trouble Shooting =
2136 +
2137 += 6. Trouble Shooting =
2138 +
2139 +
2340 2340  )))
2341 2341  
2342 2342  (((
2343 2343  (((
2344 -== 7.1 Downlink doesn't work, how to solve it? ==
2144 +== 6.1 Downlink doesn't work, how to solve it? ==
2345 2345  
2346 2346  
2347 2347  )))
... ... @@ -2354,8 +2354,9 @@
2354 2354  (((
2355 2355  
2356 2356  
2357 -== 7.2 Have trouble to upload image. ==
2358 2358  
2158 +== 6.2 Have trouble to upload image. ==
2159 +
2359 2359  
2360 2360  )))
2361 2361  
... ... @@ -2366,8 +2366,9 @@
2366 2366  (((
2367 2367  
2368 2368  
2369 -== 7.3 Why I can't join TTN in US915 /AU915 bands? ==
2370 2370  
2171 +== 6.3 Why I can't join TTN in US915 /AU915 bands? ==
2172 +
2371 2371  
2372 2372  )))
2373 2373  
... ... @@ -2376,9 +2376,10 @@
2376 2376  )))
2377 2377  
2378 2378  
2379 -= 8. Order Info =
2380 2380  
2182 += 7. Order Info =
2381 2381  
2184 +
2382 2382  (% style="color:#4f81bd" %)**LT-22222-L-XXX:**
2383 2383  
2384 2384  (% style="color:#4f81bd" %)**XXX:**
... ... @@ -2393,7 +2393,7 @@
2393 2393  * (% style="color:red" %)**IN865**(%%):  LT with frequency bands IN865
2394 2394  * (% style="color:red" %)**CN779**(%%):  LT with frequency bands CN779
2395 2395  
2396 -= 9. Packing Info =
2199 += 8. Packing Info =
2397 2397  
2398 2398  
2399 2399  **Package Includes**:
... ... @@ -2410,7 +2410,7 @@
2410 2410  * Package Size / pcs : 14.5 x 8 x 5 cm
2411 2411  * Weight / pcs : 170g
2412 2412  
2413 -= 10. Support =
2216 += 9. Support =
2414 2414  
2415 2415  
2416 2416  * (((
... ... @@ -2423,7 +2423,7 @@
2423 2423  
2424 2424  )))
2425 2425  
2426 -= 11. Reference​​​​​ =
2229 += 10. Reference​​​​​ =
2427 2427  
2428 2428  
2429 2429  * 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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