Last modified by Saxer Lin on 2025/04/15 17:24
<
From version < 108.1 >
edited by Edwin Chen
on 2022/11/19 09:29
To version < 118.13 >
edited by Xiaoling
on 2023/05/17 11:39
>
Change comment: There is no comment for this version

Summary

Details

Page properties
Author
... ... @@ -1,1 +1,1 @@
1 -XWiki.Edwin
1 +XWiki.Xiaoling
Content
... ... @@ -15,7 +15,6 @@
15 15  
16 16  = 1.Introduction =
17 17  
18 -
19 19  == 1.1 What is LT Series I/O Controller ==
20 20  
21 21  (((
... ... @@ -27,7 +27,7 @@
27 27  )))
28 28  
29 29  (((
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.
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.
31 31  )))
32 32  
33 33  (((
... ... @@ -54,7 +54,6 @@
54 54  
55 55  )))
56 56  
57 -
58 58  == 1.2  Specifications ==
59 59  
60 60  (((
... ... @@ -171,7 +171,6 @@
171 171  Packet engine up to 256 bytes with CRC.
172 172  
173 173  
174 -
175 175  
176 176  )))
177 177  
... ... @@ -179,29 +179,47 @@
179 179  
180 180  
181 181  * LoRaWAN Class A & Class C protocol
179 +
182 182  * Optional Customized LoRa Protocol
181 +
183 183  * Frequency Bands: CN470/EU433/KR920/US915/EU868/AS923/AU915/RU864/IN865/MA869
183 +
184 184  * AT Commands to change parameters
185 +
185 185  * Remote configure parameters via LoRa Downlink
187 +
186 186  * Firmware upgradable via program port
189 +
187 187  * Counting
188 188  
192 +
193 +
189 189  == 1.4  Applications ==
190 190  
191 191  
192 192  * Smart Buildings & Home Automation
198 +
193 193  * Logistics and Supply Chain Management
200 +
194 194  * Smart Metering
202 +
195 195  * Smart Agriculture
204 +
196 196  * Smart Cities
206 +
197 197  * Smart Factory
198 198  
209 +
210 +
199 199  == 1.5 Hardware Variants ==
200 200  
201 201  
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" %)(((
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" %)(((
205 205  * 2 x Digital Input (Bi-direction)
206 206  * 2 x Digital Output
207 207  * 2 x Relay Output (5A@250VAC / 30VDC)
... ... @@ -210,6 +210,8 @@
210 210  * 1 x Counting Port
211 211  )))
212 212  
228 +
229 +
213 213  = 2. Power ON Device =
214 214  
215 215  
... ... @@ -226,10 +226,8 @@
226 226  [[image:1653297104069-180.png]]
227 227  
228 228  
229 -
230 230  = 3. Operation Mode =
231 231  
232 -
233 233  == 3.1 How it works? ==
234 234  
235 235  
... ... @@ -242,7 +242,6 @@
242 242  )))
243 243  
244 244  
245 -
246 246  == 3.2 Example to join LoRaWAN network ==
247 247  
248 248  
... ... @@ -269,7 +269,7 @@
269 269  Each LT is shipped with a sticker with the default device EUI as below:
270 270  )))
271 271  
272 -[[image:1653297924498-393.png]]
286 +[[image:image-20230425173427-2.png||height="246" width="530"]]
273 273  
274 274  
275 275  Input these keys in the LoRaWAN Server portal. Below is TTN screen shot:
... ... @@ -294,7 +294,6 @@
294 294  [[image:1653298044601-602.png||height="405" width="709"]]
295 295  
296 296  
297 -
298 298  == 3.3 Uplink Payload ==
299 299  
300 300  
... ... @@ -307,22 +307,43 @@
307 307  * (% style="color:blue" %)**MOD5**(%%): Single DI Counting + 2 x AVI + 1 x ACI + DO + RO
308 308  * (% style="color:blue" %)**ADDMOD6**(%%): Trigger Mode, Optional, used together with MOD1 ~~ MOD5
309 309  
323 +
324 +
310 310  === 3.3.1 AT+MOD~=1, 2ACI+2AVI ===
311 311  
312 312  
313 313  (((
314 -The uplink payload includes totally 9 bytes. Uplink packets use FPORT=2 and every 10 minutes send one uplink by default.
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
315 315  )))
316 316  
317 -[[image:image-20220523174024-3.png]]
318 -
319 319  (((
320 320  
321 321  
322 322  (% 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
323 323  )))
324 324  
325 -[[image:image-20220523174254-4.png]]
326 326  
327 327  * RO is for relay. ROx=1 : close，ROx=0 always open.
328 328  * DI is for digital input. DIx=1: high or float, DIx=0: low.
... ... @@ -363,6 +363,8 @@
363 363  ** DO1 is high in case there is load between DO1 and V+.
364 364  ** DO1 LED is off in both case
365 365  
400 +
401 +
366 366  === 3.3.2 AT+MOD~=2, (Double DI Counting) ===
367 367  
368 368  
... ... @@ -372,18 +372,28 @@
372 372  
373 373  (((
374 374  Total : 11 bytes payload
375 -)))
376 376  
377 -[[image:image-20220523180452-3.png]]
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
378 378  
417 +
418 +)))|MOD
419 +)))
379 379  
380 380  (((
422 +
423 +
381 381  (% style="color:#4f81bd" %)**DIDORO**(%%) is a combination for RO1, RO2, DO3, DO2 and DO1. Totally 1bytes as below
382 -)))
383 383  
384 -[[image:image-20220523180506-4.png]]
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
385 385  
386 -* RO is for relay. ROx=1 : close，ROx=0 always open.
430 +RO is for relay. ROx=1 : close，ROx=0 always open.
431 +)))
432 +
387 387  * FIRST: Indicate this is the first packet after join network.
388 388  * DO is for reverse digital output. DOx=1: output low, DOx=0: high or float.
389 389  
... ... @@ -436,21 +436,29 @@
436 436  )))
437 437  
438 438  
439 -
440 440  === 3.3.3 AT+MOD~=3, Single DI Counting + 2 x ACI ===
441 441  
442 442  
443 443  **LT22222-L**: This mode the DI1 is used as a counting pin.
444 444  
445 -[[image:image-20220523181246-5.png]]
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
446 446  
447 447  (((
448 448  
449 449  
450 450  (% 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
451 451  )))
452 452  
453 -[[image:image-20220523181301-6.png]]
454 454  
455 455  * RO is for relay. ROx=1 : close，ROx=0 always open.
456 456  * FIRST: Indicate this is the first packet after join network.
... ... @@ -483,7 +483,6 @@
483 483  )))
484 484  
485 485  
486 -
487 487  === 3.3.4 AT+MOD~=4, Single DI Counting + 1 x Voltage Counting ===
488 488  
489 489  
... ... @@ -493,16 +493,25 @@
493 493  
494 494  (((
495 495  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.
496 -)))
497 497  
498 -[[image:image-20220523181903-8.png]]
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
499 499  
555 +
556 +)))|MOD
557 +)))
500 500  
559 +
501 501  (((
502 502  (% 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
503 503  )))
504 504  
505 -[[image:image-20220523181727-7.png]]
506 506  
507 507  * RO is for relay. ROx=1 : close，ROx=0 always open.
508 508  * FIRST: Indicate this is the first packet after join network.
... ... @@ -552,18 +552,34 @@
552 552  )))
553 553  
554 554  
555 -
556 556  === 3.3.5 AT+MOD~=5, Single DI Counting + 2 x AVI + 1 x ACI ===
557 557  
558 558  
559 559  **LT22222-L**: This mode the DI1 is used as a counting pin.
560 560  
561 -[[image:image-20220523182334-9.png]]
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
562 562  
563 563  (((
564 564  
565 565  
566 566  (% 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
567 567  )))
568 568  
569 569  * RO is for relay. ROx=1 : close，ROx=0 always open.
... ... @@ -600,7 +600,6 @@
600 600  )))
601 601  
602 602  
603 -
604 604  === 3.3.6 AT+ADDMOD~=6. (Trigger Mode, Optional) ===
605 605  
606 606  
... ... @@ -655,7 +655,6 @@
655 655  AT+ DTRI =1,0   (Enable DI1 trigger / disable DI2 trigger)
656 656  
657 657  
658 -
659 659  (% style="color:#037691" %)**Downlink Command to set Trigger Condition:**
660 660  
661 661  Type Code: 0xAA. Downlink command same as AT Command **AT+AVLIM, AT+ACLIM**
... ... @@ -690,12 +690,52 @@
690 690  
691 691  MOD6 Payload : total 11 bytes payload
692 692  
693 -[[image:image-20220524085923-1.png]]
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 +)))
694 694  
695 695  
696 696  (% style="color:#4f81bd" %)**TRI FLAG1**(%%) is a combination to show if trigger is set for this part. Totally 1byte as below
697 697  
698 -[[image:image-20220524090106-2.png]]
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 +)))
699 699  
700 700  * Each bits shows if the corresponding trigger has been configured.
701 701  
... ... @@ -704,10 +704,35 @@
704 704  10100000: Means the system has configure to use the trigger: AC1_LOW and AV2_LOW
705 705  
706 706  
707 -
708 708  (% style="color:#4f81bd" %)**TRI Status1**(%%) is a combination to show which condition is trigger. Totally 1byte as below
709 709  
710 -[[image:image-20220524090249-3.png]]
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 +)))
711 711  
712 712  * Each bits shows which status has been trigger on this uplink.
713 713  
... ... @@ -716,10 +716,11 @@
716 716  10000000: Means this packet is trigger by AC1_LOW. Means voltage too low.
717 717  
718 718  
719 -
720 720  (% style="color:#4f81bd" %)**TRI_DI FLAG+STA **(%%)is a combination to show which condition is trigger. Totally 1byte as below
721 721  
722 -[[image:image-20220524090456-4.png]]
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
723 723  
724 724  * Each bits shows which status has been trigger on this uplink.
725 725  
... ... @@ -730,7 +730,6 @@
730 730  00000101: Means both DI1 and DI2 trigger are enabled.
731 731  
732 732  
733 -
734 734  (% style="color:#4f81bd" %)**Enable/Disable MOD6 **(%%): 0x01: MOD6 is enable. 0x00: MOD6 is disable.
735 735  
736 736  Downlink command to poll MOD6 status:
... ... @@ -740,7 +740,6 @@
740 740  When device got this command, it will send the MOD6 payload.
741 741  
742 742  
743 -
744 744  === 3.3.7 Payload Decoder ===
745 745  
746 746  (((
... ... @@ -750,7 +750,6 @@
750 750  )))
751 751  
752 752  
753 -
754 754  == 3.4 ​Configure LT via AT or Downlink ==
755 755  
756 756  
... ... @@ -768,6 +768,8 @@
768 768  
769 769  * (% style="color:blue" %)**Sensor Related Commands**(%%): These commands are special designed for LT-22222-L.  User can see these commands below:
770 770  
910 +
911 +
771 771  === 3.4.1 Common Commands ===
772 772  
773 773  
... ... @@ -776,10 +776,8 @@
776 776  )))
777 777  
778 778  
779 -
780 780  === 3.4.2 Sensor related commands ===
781 781  
782 -
783 783  ==== 3.4.2.1 Set Transmit Interval ====
784 784  
785 785  
... ... @@ -855,7 +855,6 @@
855 855  
856 856  
857 857  
858 -
859 859  ==== 3.4.2.5 Poll trigger settings ====
860 860  
861 861  
... ... @@ -938,7 +938,7 @@
938 938  
939 939  * (% style="color:#037691" %)**Downlink Payload (prefix 0x09 02 ):**
940 940  
941 -(% style="color:blue" %)**0x09 02 aa bb cc   ** (%%)~/~/ same as AT+TRIG1=aa,0x(bb cc)
1079 +(% style="color:blue" %)**0x09 02 aa bb cc   ** (%%)~/~/ same as AT+TRIG2=aa,0x(bb cc)
942 942  
943 943  
944 944  
... ... @@ -1013,9 +1013,14 @@
1013 1013  
1014 1014  (((
1015 1015  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
1016 1016  )))
1017 1017  
1018 -[[image:image-20220524092754-5.png]]
1019 1019  
1020 1020  (((
1021 1021  (% style="color:red" %)**Note: For LT-22222-L, there is no DO3, the last byte can use any value.**
... ... @@ -1053,17 +1053,29 @@
1053 1053  
1054 1054  (% style="color:#4f81bd" %)**Third Byte**(%%): Control Method and Ports status:
1055 1055  
1056 -[[image:image-20220524093238-6.png]]
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
1057 1057  
1058 1058  
1059 1059  (% style="color:#4f81bd" %)**Fourth Byte**(%%): Control Method and Ports status:
1060 1060  
1061 -[[image:image-20220524093328-7.png]]
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
1062 1062  
1063 1063  
1064 1064  (% style="color:#4f81bd" %)**Fifth Byte**(%%): Control Method and Ports status:
1065 1065  
1066 -[[image:image-20220524093351-8.png]]
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
1067 1067  
1068 1068  
1069 1069  (% style="color:#4f81bd" %)**Sixth and Seventh and Eighth and Ninth Byte**:
... ... @@ -1070,6 +1070,14 @@
1070 1070  
1071 1071   Latching time. Unit: ms
1072 1072  
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 +
1073 1073  (% style="color:red" %)**Device will upload a packet if downlink code executes successfully.**
1074 1074  
1075 1075  
... ... @@ -1093,7 +1093,7 @@
1093 1093  
1094 1094  
1095 1095  
1096 -==== 3.4.2.14 Relay ~-~- Control Relay Output RO1/RO2 ====
1259 +==== 3.4.2. 14 Relay ~-~- Control Relay Output RO1/RO2 ====
1097 1097  
1098 1098  
1099 1099  * (% style="color:#037691" %)**AT Command:**
... ... @@ -1112,10 +1112,21 @@
1112 1112  
1113 1113  (((
1114 1114  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
1115 1115  )))
1116 1116  
1117 1117  (((
1118 -[[image:image-20220524093724-9.png]]
1292 +
1119 1119  )))
1120 1120  
1121 1121  (% style="color:red" %)**Device will upload a packet if downlink code executes successfully.**
... ... @@ -1122,7 +1122,6 @@
1122 1122  
1123 1123  
1124 1124  
1125 -
1126 1126  ==== 3.4.2.15 Relay ~-~- Control Relay Output RO1/RO2 with time control ====
1127 1127  
1128 1128  
... ... @@ -1154,12 +1154,20 @@
1154 1154  
1155 1155  (% style="color:#4f81bd" %)**Fourth/Fifth/Sixth/Seventh Bytes(cc)**(%%): Latching time. Unit: ms
1156 1156  
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 +
1157 1157  (% style="color:red" %)**Device will upload a packet if downlink code executes successfully.**
1158 1158  
1159 1159  
1160 1160  **Example payload:**
1161 1161  
1162 -**~1. 05 01 11 07 D**
1343 +**~1. 05 01 11 07 D0**
1163 1163  
1164 1164  Relay1 and Relay 2 will be set to NC , last 2 seconds, then change back to original state.
1165 1165  
... ... @@ -1294,7 +1294,6 @@
1294 1294  
1295 1295  
1296 1296  
1297 -
1298 1298  ==== 3.4.2.24 When the limit bytes are exceeded, upload in batches ====
1299 1299  
1300 1300  
... ... @@ -1311,7 +1311,6 @@
1311 1311  
1312 1312  
1313 1313  
1314 -
1315 1315  ==== 3.4.2.25 Copy downlink to uplink ====
1316 1316  
1317 1317  
... ... @@ -1350,7 +1350,6 @@
1350 1350  [[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"]]
1351 1351  
1352 1352  
1353 -
1354 1354  == 3.5 Integrate with Mydevice ==
1355 1355  
1356 1356  
... ... @@ -1400,10 +1400,8 @@
1400 1400  [[image:image-20220524094909-5.png||height="341" width="734"]]
1401 1401  
1402 1402  
1403 -
1404 1404  == 3.6 Interface Detail ==
1405 1405  
1406 -
1407 1407  === 3.6.1 Digital Input Port: DI1/DI2 /DI3 ( For LT-33222-L, low active ) ===
1408 1408  
1409 1409  
... ... @@ -1412,7 +1412,6 @@
1412 1412  [[image:1653356991268-289.png]]
1413 1413  
1414 1414  
1415 -
1416 1416  === 3.6.2 Digital Input Port: DI1/DI2 ( For LT-22222-L) ===
1417 1417  
1418 1418  
... ... @@ -1469,8 +1469,6 @@
1469 1469  
1470 1470  (((
1471 1471  
1472 -
1473 -
1474 1474  )))
1475 1475  
1476 1476  (((
... ... @@ -1502,8 +1502,6 @@
1502 1502  
1503 1503  (((
1504 1504  
1505 -
1506 -
1507 1507  )))
1508 1508  
1509 1509  (((
... ... @@ -1534,18 +1534,16 @@
1534 1534  )))
1535 1535  
1536 1536  
1537 -
1538 1538  === 3.6.3 Digital Output Port: DO1/DO2 /DO3 ===
1539 1539  
1540 1540  
1541 -**NPN output**: GND or Float. Max voltage can apply to output pin is 36v.
1711 +(% style="color:blue" %)**NPN output**(%%): GND or Float. Max voltage can apply to output pin is 36v.
1542 1542  
1543 -Note: DO pins go to float when device is power off.
1713 +(% style="color:red" %)**Note: DO pins go to float when device is power off.**
1544 1544  
1545 1545  [[image:1653357531600-905.png]]
1546 1546  
1547 1547  
1548 -
1549 1549  === 3.6.4 Analog Input Interface ===
1550 1550  
1551 1551  
... ... @@ -1563,9 +1563,9 @@
1563 1563  
1564 1564  (% style="color:blue" %)**Specifications of the wind speed sensor:**
1565 1565  
1566 -**Red:  12~~24v**
1735 +(% style="color:red" %)**Red:  12~~24v**
1567 1567  
1568 -**Yellow:  4~~20mA**
1737 +(% style="color:#ffc000" %)**Yellow:  4~~20mA**
1569 1569  
1570 1570  **Black:  GND**
1571 1571  
... ... @@ -1577,7 +1577,6 @@
1577 1577  [[image:1653357648330-671.png||height="155" width="733"]]
1578 1578  
1579 1579  
1580 -
1581 1581  === 3.6.5 Relay Output ===
1582 1582  
1583 1583  
... ... @@ -1593,17 +1593,49 @@
1593 1593  [[image:image-20220524100215-10.png||height="382" width="723"]]
1594 1594  
1595 1595  
1596 -
1597 1597  == 3.7 LEDs Indicators ==
1598 1598  
1599 1599  
1600 -[[image:image-20220524100748-11.png]]
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 +)))
1601 1601  
1778 +(((
1779 +Successful join network: TX ON for 5 seconds.
1780 +)))
1602 1602  
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**|
1603 1603  
1604 -= 4. Use AT Command =
1605 1605  
1606 1606  
1804 +
1805 += 4. Use AT Command =
1806 +
1607 1607  == 4.1 Access AT Command ==
1608 1608  
1609 1609  
... ... @@ -1814,10 +1814,8 @@
1814 1814  )))
1815 1815  
1816 1816  
1817 -
1818 1818  == 4.2 Common AT Command Sequence ==
1819 1819  
1820 -
1821 1821  === 4.2.1 Multi-channel ABP mode (Use with SX1301/LG308) ===
1822 1822  
1823 1823  (((
... ... @@ -1862,7 +1862,6 @@
1862 1862  )))
1863 1863  
1864 1864  
1865 -
1866 1866  === 4.2.2 Single-channel ABP mode (Use with LG01/LG02) ===
1867 1867  
1868 1868  (((
... ... @@ -1935,7 +1935,7 @@
1935 1935  **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?
1936 1936  dir=LoRa_Gateway/&file=LoRaWAN%201.0.3%20Regional%20Parameters.xlsx]] to see what DR means.**
1937 1937  
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**
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.**
1939 1939  
1940 1940  
1941 1941  )))
... ... @@ -1948,7 +1948,6 @@
1948 1948  
1949 1949  )))
1950 1950  
1951 -
1952 1952  === 4.2.3 Change to Class A ===
1953 1953  
1954 1954  
... ... @@ -1960,13 +1960,19 @@
1960 1960  )))
1961 1961  
1962 1962  
2159 += 5. Case Study =
1963 1963  
1964 -= 5. FAQ =
2161 +== 5.1 Counting how many objects pass in Flow Line ==
1965 1965  
1966 1966  
1967 -== 5.1 How to upgrade the image? ==
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]]?
1968 1968  
1969 1969  
2167 += 6. FAQ =
2168 +
2169 +== 6.1 How to upgrade the image? ==
2170 +
2171 +
1970 1970  The LT LoRaWAN Controller is shipped with a 3.5mm cable, the cable is used to upload image to LT to:
1971 1971  
1972 1972  * Support new features
... ... @@ -1994,8 +1994,10 @@
1994 1994  
1995 1995   [[image:image-20220524103407-12.png]]
1996 1996  
2199 +
1997 1997  [[image:image-20220524103429-13.png]]
1998 1998  
2202 +
1999 1999  [[image:image-20220524104033-15.png]]
2000 2000  
2001 2001  
... ... @@ -2007,10 +2007,8 @@
2007 2007  
2008 2008  (((
2009 2009  (((
2010 -
2214 +== 6.2 How to change the LoRa Frequency Bands/Region? ==
2011 2011  
2012 -== 5.2 How to change the LoRa Frequency Bands/Region? ==
2013 -
2014 2014  
2015 2015  )))
2016 2016  )))
... ... @@ -2022,9 +2022,8 @@
2022 2022  (((
2023 2023  
2024 2024  
2227 +== 6.3 How to set up LT to work with Single Channel Gateway such as LG01/LG02? ==
2025 2025  
2026 -== 5.3 How to set up LT to work with Single Channel Gateway such as LG01/LG02? ==
2027 -
2028 2028  
2029 2029  )))
2030 2030  
... ... @@ -2086,26 +2086,29 @@
2086 2086  [[image:1653360498588-932.png||height="485" width="726"]]
2087 2087  
2088 2088  
2290 +== 6.4 How to change the uplink interval？ ==
2089 2089  
2090 -== 5.4 Can I see counting event in Serial? ==
2091 2091  
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/]]
2092 2092  
2295 +
2296 +== 6.5 Can I see counting event in Serial? ==
2297 +
2298 +
2093 2093  (((
2094 2094  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.
2095 2095  
2096 2096  
2303 +== 6.6 Can i use point to point communication for LT-22222-L? ==
2097 2097  
2098 -== 5.5 Can i use point to point communication for LT-22222-L? ==
2099 2099  
2100 -
2101 2101  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]].
2102 2102  
2103 -
2104 2104  
2105 2105  )))
2106 2106  
2107 2107  (((
2108 -== 5.6 Why does the relay output become the default and open relay after the lt22222 is powered off? ==
2312 +== 6.7 Why does the relay output become the default and open relay after the lt22222 is powered off? ==
2109 2109  
2110 2110  
2111 2111  If the device is not shut down, but directly powered off.
... ... @@ -2117,10 +2117,9 @@
2117 2117  After restart, the status before power failure will be read from flash.
2118 2118  
2119 2119  
2324 +== 6.8 Can i set up LT-22222-L as a NC(Normal Close) Relay? ==
2120 2120  
2121 -== 5.7 Can i set up LT-22222-L as a NC(Normal Close) Relay? ==
2122 2122  
2123 -
2124 2124  LT-22222-L built-in relay is NO (Normal Open). User can use an external relay to achieve Normal Close purpose. Diagram as below:
2125 2125  
2126 2126  
... ... @@ -2127,21 +2127,18 @@
2127 2127  [[image:image-20221006170630-1.png||height="610" width="945"]]
2128 2128  
2129 2129  
2130 -== 5.8 Can LT22222-L save RO state? ==
2333 +== 6.9 Can LT22222-L save RO state? ==
2131 2131  
2132 2132  
2133 2133  Firmware version needs to be no less than 1.6.0.
2134 2134  
2135 2135  
2136 -
2137 -= 6. Trouble Shooting =
2138 -
2139 -
2339 += 7. Trouble Shooting =
2140 2140  )))
2141 2141  
2142 2142  (((
2143 2143  (((
2144 -== 6.1 Downlink doesn't work, how to solve it? ==
2344 +== 7.1 Downlink doesn't work, how to solve it? ==
2145 2145  
2146 2146  
2147 2147  )))
... ... @@ -2154,9 +2154,8 @@
2154 2154  (((
2155 2155  
2156 2156  
2357 +== 7.2 Have trouble to upload image. ==
2157 2157  
2158 -== 6.2 Have trouble to upload image. ==
2159 -
2160 2160  
2161 2161  )))
2162 2162  
... ... @@ -2167,9 +2167,8 @@
2167 2167  (((
2168 2168  
2169 2169  
2369 +== 7.3 Why I can't join TTN in US915 /AU915 bands? ==
2170 2170  
2171 -== 6.3 Why I can't join TTN in US915 /AU915 bands? ==
2172 -
2173 2173  
2174 2174  )))
2175 2175  
... ... @@ -2178,10 +2178,9 @@
2178 2178  )))
2179 2179  
2180 2180  
2379 += 8. Order Info =
2181 2181  
2182 -= 7. Order Info =
2183 2183  
2184 -
2185 2185  (% style="color:#4f81bd" %)**LT-22222-L-XXX:**
2186 2186  
2187 2187  (% style="color:#4f81bd" %)**XXX:**
... ... @@ -2196,7 +2196,7 @@
2196 2196  * (% style="color:red" %)**IN865**(%%):  LT with frequency bands IN865
2197 2197  * (% style="color:red" %)**CN779**(%%):  LT with frequency bands CN779
2198 2198  
2199 -= 8. Packing Info =
2396 += 9. Packing Info =
2200 2200  
2201 2201  
2202 2202  **Package Includes**:
... ... @@ -2213,7 +2213,7 @@
2213 2213  * Package Size / pcs : 14.5 x 8 x 5 cm
2214 2214  * Weight / pcs : 170g
2215 2215  
2216 -= 9. Support =
2413 += 10. Support =
2217 2217  
2218 2218  
2219 2219  * (((
... ... @@ -2226,7 +2226,7 @@
2226 2226  
2227 2227  )))
2228 2228  
2229 -= 10. Reference​​​​​ =
2426 += 11. Reference​​​​​ =
2230 2230  
2231 2231  
2232 2232  * 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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