Last modified by Mengting Qiu on 2025/06/04 18:42

From version 122.11
edited by Xiaoling
on 2023/06/08 18:04
Change comment: There is no comment for this version
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  
... ... @@ -176,47 +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  
192 192  
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  
209 209  
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" %)(((
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" %)(((
220 220  * 2 x Digital Input (Bi-direction)
221 221  * 2 x Digital Output
222 222  * 2 x Relay Output (5A@250VAC / 30VDC)
... ... @@ -226,7 +226,6 @@
226 226  )))
227 227  
228 228  
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  
232 +
246 246  = 3. Operation Mode =
247 247  
235 +
248 248  == 3.1 How it works? ==
249 249  
250 250  
... ... @@ -257,6 +257,7 @@
257 257  )))
258 258  
259 259  
248 +
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"]]
275 +[[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  
300 +
311 311  == 3.3 Uplink Payload ==
312 312  
313 313  
... ... @@ -314,48 +314,30 @@
314 314  There are five working modes + one interrupt mode on LT for different type application:
315 315  
316 316  * (% style="color:blue" %)**MOD1**(%%): (default setting): 2 x ACI + 2AVI + DI + DO + RO
317 -
318 318  * (% style="color:blue" %)**MOD2**(%%): Double DI Counting + DO + RO
319 -
320 320  * (% style="color:blue" %)**MOD3**(%%): Single DI Counting + 2 x ACI + DO + RO
321 -
322 322  * (% style="color:blue" %)**MOD4**(%%): Single DI Counting + 1 x Voltage Counting + DO + RO
323 -
324 324  * (% style="color:blue" %)**MOD5**(%%): Single DI Counting + 2 x AVI + 1 x ACI + DO + RO
325 -
326 326  * (% style="color:blue" %)**ADDMOD6**(%%): Trigger Mode, Optional, used together with MOD1 ~~ MOD5
327 327  
328 328  
329 -
330 330  === 3.3.1 AT+MOD~=1, 2ACI+2AVI ===
331 331  
332 332  
333 333  (((
334 -The uplink payload includes totally 9 bytes. Uplink packets use FPORT=2 and every 10 minutes send one uplink by default. (% style="display:none" %)
335 -
336 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
337 -|(% style="background-color:#d9e2f3; color:#0070c0" %)**Size(bytes)**|(% style="background-color:#d9e2f3; color:#0070c0" %)**2**|(% style="background-color:#d9e2f3; color:#0070c0" %)**2**|(% style="background-color:#d9e2f3; color:#0070c0" %)**2**|(% style="background-color:#d9e2f3; color:#0070c0" %)**2**|(% style="background-color:#d9e2f3; color:#0070c0" %)**1**|(% style="background-color:#d9e2f3; color:#0070c0" %)**1**|(% style="background-color:#d9e2f3; color:#0070c0" %)**1**
338 -|Value|(((
339 -AVI1 voltage
340 -)))|(((
341 -AVI2 voltage
342 -)))|(((
343 -ACI1 Current
344 -)))|(((
345 -ACI2 Current
346 -)))|DIDORO*|(((
347 -Reserve
348 -)))|MOD
318 +The uplink payload includes totally 9 bytes. Uplink packets use FPORT=2 and every 10 minutes send one uplink by default.
349 349  )))
350 350  
321 +[[image:image-20220523174024-3.png]]
322 +
351 351  (((
352 -(% style="color:#4f81bd" %)**DIDORO**(%%) is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below
324 +
353 353  
354 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
355 -|**bit7**|**bit6**|**bit5**|**bit4**|**bit3**|**bit2**|**bit1**|**bit0**
356 -|RO1|RO2|DI3|DI2|DI1|DO3|DO2|DO1
326 +(% style="color:#4f81bd" %)**DIDORO**(%%) is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below
357 357  )))
358 358  
329 +[[image:image-20220523174254-4.png]]
330 +
359 359  * RO is for relay. ROx=1 : close,ROx=0 always open.
360 360  * DI is for digital input. DIx=1: high or float, DIx=0: low.
361 361  * DO is for reverse digital output. DOx=1: output low, DOx=0: high or float.
... ... @@ -396,7 +396,6 @@
396 396  ** DO1 LED is off in both case
397 397  
398 398  
399 -
400 400  === 3.3.2 AT+MOD~=2, (Double DI Counting) ===
401 401  
402 402  
... ... @@ -406,24 +406,18 @@
406 406  
407 407  (((
408 408  Total : 11 bytes payload
409 -
410 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
411 -|(% style="background-color:#d9e2f3; color:#0070c0" %)**Size(bytes)**|(% style="background-color:#d9e2f3; color:#0070c0" %)**4**|(% style="background-color:#d9e2f3; color:#0070c0" %)**4**|(% style="background-color:#d9e2f3; color:#0070c0" %)**1**|(% style="background-color:#d9e2f3; color:#0070c0" %)**1**|(% style="background-color:#d9e2f3; color:#0070c0" %)**1**
412 -|Value|COUNT1|COUNT2 |DIDORO*|(((
413 -Reserve
414 -)))|MOD
415 415  )))
416 416  
417 -(((
418 -(% style="color:#4f81bd" %)**DIDORO**(%%) is a combination for RO1, RO2, DO3, DO2 and DO1. Totally 1bytes as below
382 +[[image:image-20220523180452-3.png]]
419 419  
420 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
421 -|**bit7**|**bit6**|**bit5**|**bit4**|**bit3**|**bit2**|**bit1**|**bit0**
422 -|RO1|RO2|FIRST|Reserve|Reserve|DO3|DO2|DO1
423 423  
424 -RO is for relay. ROx=1 : close,ROx=0 always open.
385 +(((
386 +(% style="color:#4f81bd" %)**DIDORO**(%%) is a combination for RO1, RO2, DO3, DO2 and DO1. Totally 1bytes as below
425 425  )))
426 426  
389 +[[image:image-20220523180506-4.png]]
390 +
391 +* RO is for relay. ROx=1 : close,ROx=0 always open.
427 427  * FIRST: Indicate this is the first packet after join network.
428 428  * DO is for reverse digital output. DOx=1: output low, DOx=0: high or float.
429 429  
... ... @@ -454,11 +454,14 @@
454 454  
455 455  
456 456  (% style="color:#4f81bd" %)**AT Commands for counting:**
422 +
423 +
457 457  )))
458 458  
459 459  (((
460 460  **For LT22222-L:**
461 461  
429 +
462 462  (% style="color:blue" %)**AT+TRIG1=0,100**(%%)**  (set DI1 port to trigger on low level, valid signal is 100ms) **
463 463  
464 464  (% style="color:blue" %)**AT+TRIG1=1,100**(%%)**  (set DI1 port to trigger on high level, valid signal is 100ms ) **
... ... @@ -473,27 +473,22 @@
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  
479 479  **LT22222-L**: This mode the DI1 is used as a counting pin.
480 480  
481 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
482 -|(% style="background-color:#d9e2f3; color:#0070c0" %)**Size(bytes)**|(% style="background-color:#d9e2f3; color:#0070c0" %)**4**|(% style="background-color:#d9e2f3; color:#0070c0" %)**2**|(% style="background-color:#d9e2f3; color:#0070c0" %)**2**|(% style="background-color:#d9e2f3; color:#0070c0" %)**1**|(% style="background-color:#d9e2f3; color:#0070c0" %)**1**|(% style="background-color:#d9e2f3; color:#0070c0" %)**1**
483 -|Value|COUNT1|(((
484 -ACI1 Current
485 -)))|(((
486 -ACI2 Current
487 -)))|DIDORO*|Reserve|MOD
450 +[[image:image-20220523181246-5.png]]
488 488  
489 489  (((
490 -(% style="color:#4f81bd" %)**DIDORO**(%%) is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below
453 +
491 491  
492 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
493 -|**bit7**|**bit6**|**bit5**|**bit4**|**bit3**|**bit2**|**bit1**|**bit0**
494 -|RO1|RO2|FIRST|Reserve|Reserve|DO3|DO2|DO1
455 +(% style="color:#4f81bd" %)**DIDORO**(%%) is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below
495 495  )))
496 496  
458 +[[image:image-20220523181301-6.png]]
459 +
497 497  * RO is for relay. ROx=1 : close,ROx=0 always open.
498 498  * FIRST: Indicate this is the first packet after join network.
499 499  * DO is for reverse digital output. DOx=1: output low, DOx=0: high or float.
... ... @@ -525,6 +525,7 @@
525 525  )))
526 526  
527 527  
491 +
528 528  === 3.3.4 AT+MOD~=4, Single DI Counting + 1 x Voltage Counting ===
529 529  
530 530  
... ... @@ -534,22 +534,17 @@
534 534  
535 535  (((
536 536  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.
537 -
538 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
539 -|(% style="background-color:#d9e2f3; color:#0070c0" %)**Size(bytes)**|(% style="background-color:#d9e2f3; color:#0070c0" %)**4**|(% style="background-color:#d9e2f3; color:#0070c0" %)**4**|(% style="background-color:#d9e2f3; color:#0070c0" %)**1**|(% style="background-color:#d9e2f3; color:#0070c0" %)**1**|(% style="background-color:#d9e2f3; color:#0070c0" %)**1**
540 -|Value|COUNT1|AVI1 Counting|DIDORO*|(((
541 -Reserve
542 -)))|MOD
543 543  )))
544 544  
503 +[[image:image-20220523181903-8.png]]
504 +
505 +
545 545  (((
546 546  (% style="color:#4f81bd" %)**DIDORO **(%%)is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below
547 -
548 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
549 -|**bit7**|**bit6**|**bit5**|**bit4**|**bit3**|**bit2**|**bit1**|**bit0**
550 -|RO1|RO2|FIRST|Reserve|Reserve|DO3|DO2|DO1
551 551  )))
552 552  
510 +[[image:image-20220523181727-7.png]]
511 +
553 553  * RO is for relay. ROx=1 : close,ROx=0 always open.
554 554  * FIRST: Indicate this is the first packet after join network.
555 555  * DO is for reverse digital output. DOx=1: output low, DOx=0: high or float.
... ... @@ -583,8 +583,11 @@
583 583  )))
584 584  
585 585  (((
545 +
546 +
586 586  **Plus below command for AVI1 Counting:**
587 587  
549 +
588 588  (% style="color:blue" %)**AT+SETCNT=3,60**(%%)**  (set AVI Count to 60)**
589 589  
590 590  (% style="color:blue" %)**AT+VOLMAX=20000**(%%)**  (If AVI1 voltage higher than VOLMAX (20000mV =20v), counter increase 1)**
... ... @@ -595,29 +595,18 @@
595 595  )))
596 596  
597 597  
560 +
598 598  === 3.3.5 AT+MOD~=5, Single DI Counting + 2 x AVI + 1 x ACI ===
599 599  
600 600  
601 601  **LT22222-L**: This mode the DI1 is used as a counting pin.
602 602  
603 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
604 -|(% style="background-color:#d9e2f3; color:#0070c0" %)**Size(bytes)**|(% style="background-color:#d9e2f3; color:#0070c0" %)**2**|(% style="background-color:#d9e2f3; color:#0070c0" %)**2**|(% style="background-color:#d9e2f3; color:#0070c0" %)**2**|(% style="background-color:#d9e2f3; color:#0070c0" %)**2**|(% style="background-color:#d9e2f3; color:#0070c0" %)**1**|(% style="background-color:#d9e2f3; color:#0070c0" %)**1**|(% style="background-color:#d9e2f3; color:#0070c0" %)**1**
605 -|Value|(((
606 -AVI1 voltage
607 -)))|(((
608 -AVI2 voltage
609 -)))|(((
610 -ACI1 Current
611 -)))|COUNT1|DIDORO*|(((
612 -Reserve
613 -)))|MOD
566 +[[image:image-20220523182334-9.png]]
614 614  
615 615  (((
616 -(% style="color:#4f81bd" %)**DIDORO**(%%) is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below
569 +
617 617  
618 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
619 -|**bit7**|**bit6**|**bit5**|**bit4**|**bit3**|**bit2**|**bit1**|**bit0**
620 -|RO1|RO2|FIRST|Reserve|Reserve|DO3|DO2|DO1
571 +(% style="color:#4f81bd" %)**DIDORO**(%%) is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below
621 621  )))
622 622  
623 623  * RO is for relay. ROx=1 : close,ROx=0 always open.
... ... @@ -654,6 +654,7 @@
654 654  )))
655 655  
656 656  
608 +
657 657  === 3.3.6 AT+ADDMOD~=6. (Trigger Mode, Optional) ===
658 658  
659 659  
... ... @@ -708,6 +708,7 @@
708 708  AT+ DTRI =1,0   (Enable DI1 trigger / disable DI2 trigger)
709 709  
710 710  
663 +
711 711  (% style="color:#037691" %)**Downlink Command to set Trigger Condition:**
712 712  
713 713  Type Code: 0xAA. Downlink command same as AT Command **AT+AVLIM, AT+ACLIM**
... ... @@ -742,39 +742,12 @@
742 742  
743 743  MOD6 Payload : total 11 bytes payload
744 744  
745 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
746 -|(% style="background-color:#d9e2f3; color:#0070c0; width:60px" %)**Size(bytes)**|(% style="background-color:#d9e2f3; color:#0070c0; width:70px" %)**1**|(% style="background-color:#d9e2f3; color:#0070c0; width:70px" %)**1**|(% style="background-color:#d9e2f3; color:#0070c0; width:110px" %)**1**|(% style="background-color:#d9e2f3; color:#0070c0; width:50px" %)**6**|(% style="background-color:#d9e2f3; color:#0070c0; width:110px" %)**1**|(% style="background-color:#d9e2f3; color:#0070c0; width:50px" %)**1**
747 -|Value|(((
748 -TRI_A FLAG
749 -)))|(((
750 -TRI_A Status
751 -)))|(((
752 -TRI_DI FLAG+STA
753 -)))|Reserve|Enable/Disable MOD6|(((
754 -MOD(6)
755 -)))
698 +[[image:image-20220524085923-1.png]]
756 756  
700 +
757 757  (% style="color:#4f81bd" %)**TRI FLAG1**(%%) is a combination to show if trigger is set for this part. Totally 1byte as below
758 758  
759 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
760 -|**bit7**|**bit6**|**bit5**|**bit4**|**bit3**|**bit2**|**bit1**|**bit0**
761 -|(((
762 -AV1_LOW
763 -)))|(((
764 -AV1_HIGH
765 -)))|(((
766 -AV2_LOW
767 -)))|(((
768 -AV2_HIGH
769 -)))|(((
770 -AC1_LOW
771 -)))|(((
772 -AC1_HIGH
773 -)))|(((
774 -AC2_LOW
775 -)))|(((
776 -AC2_HIGH
777 -)))
703 +[[image:image-20220524090106-2.png]]
778 778  
779 779  * Each bits shows if the corresponding trigger has been configured.
780 780  
... ... @@ -783,27 +783,10 @@
783 783  10100000: Means the system has configure to use the trigger: AC1_LOW and AV2_LOW
784 784  
785 785  
712 +
786 786  (% style="color:#4f81bd" %)**TRI Status1**(%%) is a combination to show which condition is trigger. 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_LOW
792 -)))|(((
793 -AV1_HIGH
794 -)))|(((
795 -AV2_LOW
796 -)))|(((
797 -AV2_HIGH
798 -)))|(((
799 -AC1_LOW
800 -)))|(((
801 -AC1_HIGH
802 -)))|(((
803 -AC2_LOW
804 -)))|(((
805 -AC2_HIGH
806 -)))
715 +[[image:image-20220524090249-3.png]]
807 807  
808 808  * Each bits shows which status has been trigger on this uplink.
809 809  
... ... @@ -812,11 +812,10 @@
812 812  10000000: Means this packet is trigger by AC1_LOW. Means voltage too low.
813 813  
814 814  
724 +
815 815  (% style="color:#4f81bd" %)**TRI_DI FLAG+STA **(%%)is a combination to show which condition is trigger. Totally 1byte as below
816 816  
817 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
818 -|**bit7**|**bit6**|**bit5**|**bit4**|**bit3**|**bit2**|**bit1**|**bit0**
819 -|N/A|N/A|N/A|N/A|DI2_STATUS|DI2_FLAG|DI1_STATUS|DI1_FLAG
727 +[[image:image-20220524090456-4.png]]
820 820  
821 821  * Each bits shows which status has been trigger on this uplink.
822 822  
... ... @@ -827,6 +827,7 @@
827 827  00000101: Means both DI1 and DI2 trigger are enabled.
828 828  
829 829  
738 +
830 830  (% style="color:#4f81bd" %)**Enable/Disable MOD6 **(%%): 0x01: MOD6 is enable. 0x00: MOD6 is disable.
831 831  
832 832  Downlink command to poll MOD6 status:
... ... @@ -836,6 +836,7 @@
836 836  When device got this command, it will send the MOD6 payload.
837 837  
838 838  
748 +
839 839  === 3.3.7 Payload Decoder ===
840 840  
841 841  (((
... ... @@ -845,6 +845,7 @@
845 845  )))
846 846  
847 847  
758 +
848 848  == 3.4 ​Configure LT via AT or Downlink ==
849 849  
850 850  
... ... @@ -858,9 +858,9 @@
858 858  )))
859 859  )))
860 860  
861 -* (% 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]]
862 862  
863 -* (% 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:
864 864  
865 865  
866 866  
... ... @@ -872,8 +872,10 @@
872 872  )))
873 873  
874 874  
786 +
875 875  === 3.4.2 Sensor related commands ===
876 876  
789 +
877 877  ==== 3.4.2.1 Set Transmit Interval ====
878 878  
879 879  
... ... @@ -881,7 +881,7 @@
881 881  
882 882  * (% style="color:#037691" %)**AT Command:**
883 883  
884 -(% style="color:blue" %)**AT+TDC=N **
797 +**AT+TDC=N **
885 885  
886 886  
887 887  **Example: **AT+TDC=30000. Means set interval to 30 seconds
... ... @@ -889,107 +889,129 @@
889 889  
890 890  * (% style="color:#037691" %)**Downlink Payload (prefix 0x01):**
891 891  
892 -(% 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)**
893 893  
894 894  
895 895  
809 +
896 896  ==== 3.4.2.2 Set Work Mode (AT+MOD) ====
897 897  
898 898  
899 899  Set work mode.
900 900  
901 -* (% style="color:#037691" %)**AT Command:**(%%) (% style="color:blue" %)**AT+MOD=N  **
815 +* (% style="color:#037691" %)**AT Command:**
902 902  
817 +**AT+MOD=N  **
818 +
819 +
903 903  **Example**: AT+MOD=2. Set work mode to Double DI counting mode
904 904  
822 +
905 905  * (% style="color:#037691" %)**Downlink Payload (prefix 0x0A):**
906 906  
907 -(% style="color:blue" %)**0x0A aa  **(%%)** ** ~/~/ Same as AT+MOD=aa
825 +**0x0A aa    ** ~/~/ Same as AT+MOD=aa
908 908  
909 909  
910 910  
829 +
911 911  ==== 3.4.2.3 Poll an uplink ====
912 912  
913 913  
914 -* (% style="color:#037691" %)**AT Command:**(%%) There is no AT Command to poll uplink
833 +* (% style="color:#037691" %)**AT Command:**
915 915  
835 +There is no AT Command to poll uplink
916 916  
837 +
917 917  * (% style="color:#037691" %)**Downlink Payload (prefix 0x08):**
918 918  
919 -(% style="color:blue" %)**0x08 FF  **(%%)** **~/~/ Poll an uplink
840 +**0x08 FF     **~/~/ Poll an uplink
920 920  
842 +
921 921  **Example**: 0x08FF, ask device to send an Uplink
922 922  
923 923  
924 924  
847 +
925 925  ==== 3.4.2.4 Enable Trigger Mode ====
926 926  
927 927  
928 928  Use of trigger mode, please check [[ADDMOD6>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
929 929  
930 -* (% style="color:#037691" %)**AT Command:**(%%) (% style="color:blue" %)**AT+ADDMOD6=1 or 0**
853 +* (% style="color:#037691" %)**AT Command:**
931 931  
932 -(% style="color:red" %)**1:** (%%)Enable Trigger Mode
855 +**AT+ADDMOD6=1 or 0**
933 933  
934 -(% style="color:red" %)**0: **(%%)Disable Trigger Mode
857 +1: Enable Trigger Mode
935 935  
859 +0: Disable Trigger Mode
936 936  
861 +
937 937  * (% style="color:#037691" %)**Downlink Payload (prefix 0x0A 06):**
938 938  
939 -(% style="color:blue" %)**0x0A 06 aa    **(%%) ~/~/ Same as AT+ADDMOD6=aa
864 +**0x0A 06 aa    ** ~/~/ Same as AT+ADDMOD6=aa
940 940  
941 941  
942 942  
868 +
943 943  ==== 3.4.2.5 Poll trigger settings ====
944 944  
945 945  
946 -Poll trigger settings
872 +Poll trigger settings,
947 947  
948 948  * (% style="color:#037691" %)**AT Command:**
949 949  
950 950  There is no AT Command for this feature.
951 951  
878 +
952 952  * (% style="color:#037691" %)**Downlink Payload (prefix 0x AB 06):**
953 953  
954 -(% 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
955 955  
956 956  
957 957  
885 +
958 958  ==== 3.4.2.6 Enable / Disable DI1/DI2/DI3 as trigger ====
959 959  
960 960  
961 961  Enable Disable DI1/DI2/DI2 as trigger,
962 962  
963 -* (% style="color:#037691" %)**AT Command:**(%%) (% style="color:blue" %)**Format: AT+DTRI=<DI1_TIRGGER_FlAG>,< DI2_TIRGGER_FlAG >**
891 +* (% style="color:#037691" %)**AT Command:**
964 964  
965 -**Example:** AT+ DTRI =1,0   (Enable DI1 trigger / disable DI2 trigger)
893 +**Format: AT+DTRI=<DI1_TIRGGER_FlAG>,< DI2_TIRGGER_FlAG >**
966 966  
967 967  
896 +**Example:**
897 +
898 +AT+ DTRI =1,0   (Enable DI1 trigger / disable DI2 trigger)
899 +
968 968  * (% style="color:#037691" %)**Downlink Payload (prefix 0xAA 02):**
969 969  
970 -(% style="color:blue" %)**0xAA 02 aa bb   ** (%%) ~/~/ Same as AT+DTRI=aa,bb
902 +**0xAA 02 aa bb        **~/~/ Same as AT+DTRI=aa,bb
971 971  
972 972  
973 973  
906 +
974 974  ==== 3.4.2.7 Trigger1 – Set DI1 or DI3 as trigger ====
975 975  
976 976  
977 977  Set DI1 or DI3(for LT-33222-L) trigger.
978 978  
979 -* (% style="color:#037691" %)**AT Command:**(%%) (% style="color:blue" %)**AT+TRIG1=a,b**
912 +* (% style="color:#037691" %)**AT Command:**
980 980  
981 -(% style="color:red" %)**a :** (%%)Interrupt mode. 0: falling edge; 1: rising edge, 2: falling and raising edge(for MOD=1).
914 +**AT+TRIG1=a,b**
982 982  
983 -(% style="color:red" %)**b :** (%%)delay timing.
916 +a : Interrupt mode. 0: falling edge; 1: rising edge, 2: falling and raising edge(for MOD=1).
984 984  
985 -**Example:** AT+TRIG1=1,100(set DI1 port to trigger on high level, valid signal is 100ms )
918 +b : delay timing.
986 986  
987 987  
988 -* (% style="color:#037691" %)**Downlink Payload (prefix 0x09 01 ):**
921 +**Example:**
989 989  
990 -(% style="color:blue" %)**0x09 01 aa bb cc    ** (%%) ~/~/ same as AT+TRIG1=aa,0x(bb cc)
923 +AT+TRIG1=1,100(set DI1 port to trigger on high level, valid signal is 100ms )
991 991  
992 992  
926 +* (% style="color:#037691" %)**Downlink Payload (prefix 0x09 01 ):**
927 +* **0x09 01 aa bb cc    ** ~/~/ same as AT+TRIG1=aa,0x(bb cc)
993 993  
994 994  ==== 3.4.2.8 Trigger2 – Set DI2 as trigger ====
995 995  
... ... @@ -996,67 +996,85 @@
996 996  
997 997  Set DI2 trigger.
998 998  
999 -* (% style="color:#037691" %)**AT Command:**(%%) (% style="color:blue" %)**AT+TRIG2=a,b**
934 +* (% style="color:#037691" %)**AT Command:**
1000 1000  
1001 -(% style="color:red" %)**a :** (%%)Interrupt mode. 0: falling edge; 1: rising edge, 2: falling and raising edge(for MOD=1).
936 +**AT+TRIG2=a,b**
1002 1002  
1003 -(% style="color:red" %)**b :** (%%)delay timing.
1004 1004  
1005 -**Example:** AT+TRIG2=0,100(set DI1 port to trigger on low level, valid signal is 100ms )
939 +a : Interrupt mode. 0: falling edge; 1: rising edge, 2: falling and raising edge(for MOD=1).
1006 1006  
941 +b : delay timing.
1007 1007  
943 +
944 +**Example:**
945 +
946 +AT+TRIG2=0,100(set DI1 port to trigger on low level, valid signal is 100ms )
947 +
948 +
1008 1008  * (% style="color:#037691" %)**Downlink Payload (prefix 0x09 02 ):**
1009 1009  
1010 -(% 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)
1011 1011  
1012 1012  
1013 1013  
955 +
1014 1014  ==== 3.4.2.9 Trigger – Set AC (current) as trigger ====
1015 1015  
1016 1016  
1017 1017  Set current trigger , base on AC port. See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
1018 1018  
1019 -* (% style="color:#037691" %)**AT Command:**(%%) (% style="color:blue" %)**AT+ACLIM**
961 +* (% style="color:#037691" %)**AT Command**
1020 1020  
963 +**AT+ACLIM**
1021 1021  
965 +
1022 1022  * (% style="color:#037691" %)**Downlink Payload (prefix 0xAA 01 )**
1023 1023  
1024 -(% 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"]]
1025 1025  
1026 1026  
1027 1027  
972 +
1028 1028  ==== 3.4.2.10 Trigger – Set AV (voltage) as trigger ====
1029 1029  
1030 1030  
1031 1031  Set current trigger , base on AV port. See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
1032 1032  
1033 -* (% style="color:#037691" %)**AT Command**(%%): (% style="color:blue" %)**AT+AVLIM    **(%%)** See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]**
978 +* (% style="color:#037691" %)**AT Command**
1034 1034  
980 +**AT+AVLIM  See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]**
1035 1035  
982 +
1036 1036  * (% style="color:#037691" %)**Downlink Payload (prefix 0xAA 00 )**
1037 1037  
1038 -(% 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"]]
1039 1039  
1040 1040  
1041 1041  
989 +
1042 1042  ==== 3.4.2.11 Trigger – Set minimum interval ====
1043 1043  
1044 1044  
1045 1045  Set AV and AC trigger minimum interval, system won't response to the second trigger within this set time after the first trigger.
1046 1046  
1047 -* (% style="color:#037691" %)**AT Command**(%%): (% style="color:blue" %)**AT+ATDC=5        ** ~/~/ (%%)Device won't response the second trigger within 5 minute after the first trigger.
995 +* (% style="color:#037691" %)**AT Command**
1048 1048  
997 +**AT+ATDC=5        ** Device won't response the second trigger within 5 minute after the first trigger.
1049 1049  
999 +
1050 1050  * (% style="color:#037691" %)**Downlink Payload (prefix 0xAC )**
1051 1051  
1052 -(% 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)
1053 1053  
1054 1054  (((
1005 +
1006 +
1055 1055  (% style="color:red" %)**Note: ATDC setting must be more than 5min**
1056 1056  )))
1057 1057  
1058 1058  
1059 1059  
1012 +
1060 1060  ==== 3.4.2.12 DO ~-~- Control Digital Output DO1/DO2/DO3 ====
1061 1061  
1062 1062  
... ... @@ -1066,9 +1066,8 @@
1066 1066  
1067 1067  
1068 1068  * (% style="color:#037691" %)**Downlink Payload (prefix 0x02)**
1022 +* **0x02 aa bb cc     **~/~/ Set DO1/DO2/DO3 output
1069 1069  
1070 -(% style="color:blue" %)**0x02 aa bb cc     ** (%%)~/~/ Set DO1/DO2/DO3 output
1071 -
1072 1072  (((
1073 1073  If payload = 0x02010001, while there is load between V+ and DOx, it means set DO1 to low, DO2 to high and DO3 to low.
1074 1074  )))
... ... @@ -1075,14 +1075,10 @@
1075 1075  
1076 1076  (((
1077 1077  01: Low,  00: High ,  11: No action
1078 -
1079 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
1080 -|(% 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**
1081 -|02  01  00  11|Low|High|No Action
1082 -|02  00  11  01|High|No Action|Low
1083 -|02  11  01  00|No Action|Low|High
1084 1084  )))
1085 1085  
1032 +[[image:image-20220524092754-5.png]]
1033 +
1086 1086  (((
1087 1087  (% style="color:red" %)**Note: For LT-22222-L, there is no DO3, the last byte can use any value.**
1088 1088  )))
... ... @@ -1093,6 +1093,7 @@
1093 1093  
1094 1094  
1095 1095  
1044 +
1096 1096  ==== 3.4.2.13 DO ~-~- Control Digital Output DO1/DO2/DO3 with time control ====
1097 1097  
1098 1098  
... ... @@ -1103,7 +1103,7 @@
1103 1103  
1104 1104  * (% style="color:#037691" %)**Downlink Payload (prefix 0xA9)**
1105 1105  
1106 -(% 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
1107 1107  
1108 1108  
1109 1109  This is to control the digital output time of DO pin. Include four bytes:
... ... @@ -1119,37 +1119,23 @@
1119 1119  
1120 1120  (% style="color:#4f81bd" %)**Third Byte**(%%): Control Method and Ports status:
1121 1121  
1122 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:300px" %)
1123 -|(% style="background-color:#d9e2f3; color:#0070c0" %)**Second Byte**|(% style="background-color:#d9e2f3; color:#0070c0" %)**Status**
1124 -|0x01|DO1 set to low
1125 -|0x00|DO1 set to high
1126 -|0x11|DO1 NO Action
1071 +[[image:image-20220524093238-6.png]]
1127 1127  
1073 +
1128 1128  (% style="color:#4f81bd" %)**Fourth Byte**(%%): Control Method and Ports status:
1129 1129  
1130 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:300px" %)
1131 -|(% style="background-color:#d9e2f3; color:#0070c0" %)**Second Byte**|(% style="background-color:#d9e2f3; color:#0070c0" %)**Status**
1132 -|0x01|DO2 set to low
1133 -|0x00|DO2 set to high
1134 -|0x11|DO2 NO Action
1076 +[[image:image-20220524093328-7.png]]
1135 1135  
1078 +
1136 1136  (% style="color:#4f81bd" %)**Fifth Byte**(%%): Control Method and Ports status:
1137 1137  
1138 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:300px" %)
1139 -|(% style="background-color:#d9e2f3; color:#0070c0" %)**Second Byte**|(% style="background-color:#d9e2f3; color:#0070c0" %)**Status**
1140 -|0x01|DO3 set to low
1141 -|0x00|DO3 set to high
1142 -|0x11|DO3 NO Action
1081 +[[image:image-20220524093351-8.png]]
1143 1143  
1144 -(% style="color:#4f81bd" %)**Sixth and Seventh and Eighth and Ninth Byte**:(%%) Latching time. Unit: ms
1145 1145  
1084 +(% style="color:#4f81bd" %)**Sixth and Seventh and Eighth and Ninth Byte**:
1146 1146  
1147 -(% style="color:red" %)**Note: **
1086 + Latching time. Unit: ms
1148 1148  
1149 - Since Firmware v1.6.0, the latch time support 4 bytes and 2 bytes
1150 -
1151 - Before Firmwre v1.6.0 the latch time only suport 2 bytes.
1152 -
1153 1153  (% style="color:red" %)**Device will upload a packet if downlink code executes successfully.**
1154 1154  
1155 1155  
... ... @@ -1173,9 +1173,10 @@
1173 1173  
1174 1174  
1175 1175  
1176 -==== 3.4.2. 14 Relay ~-~- Control Relay Output RO1/RO2 ====
1177 1177  
1112 +==== 3.4.2.14 Relay ~-~- Control Relay Output RO1/RO2 ====
1178 1178  
1114 +
1179 1179  * (% style="color:#037691" %)**AT Command:**
1180 1180  
1181 1181  There is no AT Command to control Relay Output
... ... @@ -1183,7 +1183,7 @@
1183 1183  
1184 1184  * (% style="color:#037691" %)**Downlink Payload (prefix 0x03):**
1185 1185  
1186 -(% style="color:blue" %)**0x03 aa bb     ** (%%)~/~/ Set RO1/RO2 output
1122 +**0x03 aa bb     **~/~/ Set RO1/RO2 output
1187 1187  
1188 1188  
1189 1189  (((
... ... @@ -1192,17 +1192,10 @@
1192 1192  
1193 1193  (((
1194 1194  01: Close ,  00: Open , 11: No action
1131 +)))
1195 1195  
1196 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:320px" %)
1197 -|(% style="background-color:#d9e2f3; color:#0070c0" %)**Downlink Code**|(% style="background-color:#d9e2f3; color:#0070c0" %)**RO1**|(% style="background-color:#d9e2f3; color:#0070c0" %)**RO2**
1198 -|03  00  11|Open|No Action
1199 -|03  01  11|Close|No Action
1200 -|03  11  00|No Action|Open
1201 -|03  11  01|No Action|Close
1202 -|03  00  00|Open|Open
1203 -|03  01  01|Close|Close
1204 -|03  01  00|Close|Open
1205 -|03  00  01|Open|Close
1133 +(((
1134 +[[image:image-20220524093724-9.png]]
1206 1206  )))
1207 1207  
1208 1208  (% style="color:red" %)**Device will upload a packet if downlink code executes successfully.**
... ... @@ -1209,6 +1209,7 @@
1209 1209  
1210 1210  
1211 1211  
1141 +
1212 1212  ==== 3.4.2.15 Relay ~-~- Control Relay Output RO1/RO2 with time control ====
1213 1213  
1214 1214  
... ... @@ -1219,7 +1219,7 @@
1219 1219  
1220 1220  * (% style="color:#037691" %)**Downlink Payload (prefix 0x05):**
1221 1221  
1222 -(% 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
1223 1223  
1224 1224  
1225 1225  This is to control the relay output time of relay. Include four bytes:
... ... @@ -1240,20 +1240,12 @@
1240 1240  
1241 1241  (% style="color:#4f81bd" %)**Fourth/Fifth/Sixth/Seventh Bytes(cc)**(%%): Latching time. Unit: ms
1242 1242  
1243 -
1244 -(% style="color:red" %)**Note:**
1245 -
1246 - Since Firmware v1.6.0, the latch time support 4 bytes and 2 bytes
1247 -
1248 - Before Firmwre v1.6.0 the latch time only suport 2 bytes.
1249 -
1250 -
1251 1251  (% style="color:red" %)**Device will upload a packet if downlink code executes successfully.**
1252 1252  
1253 1253  
1254 1254  **Example payload:**
1255 1255  
1256 -**~1. 05 01 11 07 D0**
1178 +**~1. 05 01 11 07 D**
1257 1257  
1258 1258  Relay1 and Relay 2 will be set to NC , last 2 seconds, then change back to original state.
1259 1259  
... ... @@ -1276,134 +1276,156 @@
1276 1276  
1277 1277  When voltage exceed the threshold, count. Feature see [[MOD4>>||anchor="H3.3.4AT2BMOD3D42CSingleDICounting2B1xVoltageCounting"]]
1278 1278  
1279 -* (% style="color:#037691" %)**AT Command:**(%%) (% style="color:blue" %)**AT+VOLMAX   ** (%%)~/~/ See [[MOD4>>||anchor="H3.3.4AT2BMOD3D42CSingleDICounting2B1xVoltageCounting"]]
1201 +* (% style="color:#037691" %)**AT Command:**
1280 1280  
1203 +**AT+VOLMAX   ** ~/~/ See [[MOD4>>||anchor="H3.3.4AT2BMOD3D42CSingleDICounting2B1xVoltageCounting"]]
1281 1281  
1205 +
1282 1282  * (% style="color:#037691" %)**Downlink Payload (prefix 0xA5):**
1283 1283  
1284 -(% 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
1285 1285  
1286 1286  
1287 1287  
1212 +
1288 1288  ==== 3.4.2.17 Counting ~-~- Pre-configure the Count Number ====
1289 1289  
1290 1290  
1291 -* (% style="color:#037691" %)**AT Command:**(%%) (% style="color:blue" %)**AT+SETCNT=aa,(bb cc dd ee) **
1216 +* (% style="color:#037691" %)**AT Command:**
1292 1292  
1293 -(% style="color:red" %)**aa:**(%%) 1: Set count1; 2: Set count2; 3: Set AV1 count
1218 +**AT+SETCNT=aa,(bb cc dd ee) **
1294 1294  
1295 -(% style="color:red" %)**bb cc dd ee: **(%%)number to be set
1220 +aa: 1: Set count1,
1296 1296  
1222 +2: Set count2,
1297 1297  
1224 +3: Set AV1 count
1225 +
1226 +Bb cc dd ee: number to be set
1227 +
1228 +
1298 1298  * (% style="color:#037691" %)**Downlink Payload (prefix 0xA8):**
1299 1299  
1300 -(% 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)
1301 1301  
1302 1302  
1303 1303  
1235 +
1304 1304  ==== 3.4.2.18 Counting ~-~- Clear Counting ====
1305 1305  
1306 1306  
1307 1307  Clear counting for counting mode
1308 1308  
1309 -* (% style="color:#037691" %)**AT Command:**(%%) (% style="color:blue" %)**AT+CLRCOUNT  **(%%) ~/~/ clear all counting
1241 +* (% style="color:#037691" %)**AT Command:**
1310 1310  
1243 +**AT+CLRCOUNT ** ~/~/ clear all counting
1311 1311  
1245 +
1312 1312  * (% style="color:#037691" %)**Downlink Payload (prefix 0xA6):**
1313 1313  
1314 -(% style="color:blue" %)**0x A6 01    ** (%%)~/~/ clear all counting
1248 +**0x A6 01    ** ~/~/ clear all counting
1315 1315  
1316 1316  
1317 1317  
1252 +
1318 1318  ==== 3.4.2.19 Counting ~-~- Change counting mode save time ====
1319 1319  
1320 1320  
1321 1321  * (% style="color:#037691" %)**AT Command:**
1322 1322  
1323 -(% 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)
1324 1324  
1325 1325  
1326 1326  * (% style="color:#037691" %)**Downlink Payload (prefix 0xA7):**
1327 1327  
1328 -(% 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,
1329 1329  
1330 1330  (((
1331 1331  range: aa bb cc:0 to 16777215,  (unit:second)
1332 -)))
1333 1333  
1334 1334  
1335 1335  
1336 -==== 3.4.2.20 Reset save RO DO state ====
1270 +
1271 +)))
1337 1337  
1273 +==== 3.4.2.20 Reset save DR DO state ====
1338 1338  
1275 +
1339 1339  * (% style="color:#037691" %)**AT Command:**
1340 1340  
1341 -(% 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)
1342 1342  
1343 -(% 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.
1344 1344  
1345 1345  
1346 1346  * (% style="color:#037691" %)**Downlink Payload (prefix 0xAD):**
1347 1347  
1348 -(% style="color:blue" %)**0x AD aa      ** (%%)~/~/ same as AT+RODORET =aa
1285 +**0x AD aa      **~/~/ same as AT+RODORET =aa
1349 1349  
1287 +(((
1288 +
1350 1350  
1351 1351  
1291 +
1352 1352  ==== 3.4.2.21 Encrypted payload ====
1353 1353  
1354 1354  
1355 1355  * (% style="color:#037691" %)**AT Command:**
1356 1356  
1357 -(% style="color:blue" %)**AT+DECRYPT=1  ** (%%)~/~/ The payload is uploaded without encryption
1297 +**AT+DECRYPT=1  **~/~/ The payload is uploaded without encryption
1358 1358  
1359 -(% style="color:blue" %)**AT+DECRYPT=0    **(%%)~/~/  Encrypt when uploading payload (default)
1299 +**AT+DECRYPT=0  **~/~/Encrypt when uploading payload (default)
1360 1360  
1361 1361  
1362 1362  
1303 +
1363 1363  ==== 3.4.2.22 Get sensor value ====
1364 1364  
1365 1365  
1366 1366  * (% style="color:#037691" %)**AT Command:**
1367 1367  
1368 -(% 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
1369 1369  
1370 -(% 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.
1371 1371  
1372 1372  
1373 1373  
1315 +
1374 1374  ==== 3.4.2.23 Resets the downlink packet count ====
1375 1375  
1376 1376  
1377 1377  * (% style="color:#037691" %)**AT Command:**
1378 1378  
1379 -(% 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)
1380 1380  
1381 -(% 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.
1382 1382  
1383 1383  
1384 1384  
1327 +
1385 1385  ==== 3.4.2.24 When the limit bytes are exceeded, upload in batches ====
1386 1386  
1387 1387  
1388 1388  * (% style="color:#037691" %)**AT Command:**
1389 1389  
1390 -(% 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)
1391 1391  
1392 -(% 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.
1393 1393  
1394 1394  
1395 1395  * (% style="color:#037691" %)**Downlink Payload **(%%)**:**
1396 1396  
1397 -(% style="color:blue" %)**0x21 00 01 ** (%%) ~/~/ Set  the DISMACANS=1
1340 +**0x21 00 01 ** ~/~/ Set  the DISMACANS=1
1398 1398  
1399 1399  
1400 1400  
1344 +
1401 1401  ==== 3.4.2.25 Copy downlink to uplink ====
1402 1402  
1403 1403  
1404 1404  * (% style="color:#037691" %)**AT Command**(%%)**:**
1405 1405  
1406 -(% 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.
1407 1407  
1408 1408  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.
1409 1409  
... ... @@ -1426,7 +1426,7 @@
1426 1426  * (((
1427 1427  (% style="color:#037691" %)**Downlink Payload**(%%)**:**
1428 1428  
1429 -(% 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.
1430 1430  
1431 1431  
1432 1432  )))
... ... @@ -1436,6 +1436,9 @@
1436 1436  [[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"]]
1437 1437  
1438 1438  
1383 +
1384 +)))
1385 +
1439 1439  == 3.5 Integrate with Mydevice ==
1440 1440  
1441 1441  
... ... @@ -1460,7 +1460,7 @@
1460 1460  
1461 1461  (% style="color:blue" %)**Step 3**(%%): Create an account or log in Mydevices.
1462 1462  
1463 -(% style="color:blue" %)**Step 4**(%%): Search LT-22222-L(for both LT-22222-L) and add DevEUI.(% style="display:none" %)
1410 +(% style="color:blue" %)**Step 4**(%%): Search LT-22222-L(for both LT-22222-L / LT-33222-L) and add DevEUI.(% style="display:none" %)
1464 1464  
1465 1465  Search under The things network
1466 1466  
... ... @@ -1485,8 +1485,10 @@
1485 1485  [[image:image-20220524094909-5.png||height="341" width="734"]]
1486 1486  
1487 1487  
1435 +
1488 1488  == 3.6 Interface Detail ==
1489 1489  
1438 +
1490 1490  === 3.6.1 Digital Input Port: DI1/DI2 /DI3 ( For LT-33222-L, low active ) ===
1491 1491  
1492 1492  
... ... @@ -1495,6 +1495,7 @@
1495 1495  [[image:1653356991268-289.png]]
1496 1496  
1497 1497  
1447 +
1498 1498  === 3.6.2 Digital Input Port: DI1/DI2 ( For LT-22222-L) ===
1499 1499  
1500 1500  
... ... @@ -1551,6 +1551,8 @@
1551 1551  
1552 1552  (((
1553 1553  
1504 +
1505 +
1554 1554  )))
1555 1555  
1556 1556  (((
... ... @@ -1582,6 +1582,8 @@
1582 1582  
1583 1583  (((
1584 1584  
1537 +
1538 +
1585 1585  )))
1586 1586  
1587 1587  (((
... ... @@ -1612,16 +1612,16 @@
1612 1612  )))
1613 1613  
1614 1614  
1569 +
1615 1615  === 3.6.3 Digital Output Port: DO1/DO2 /DO3 ===
1616 1616  
1617 1617  
1618 -(% 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.
1619 1619  
1620 -(% style="color:red" %)**Note: DO pins go to float when device is power off.**
1621 -
1622 1622  [[image:1653357531600-905.png]]
1623 1623  
1624 1624  
1578 +
1625 1625  === 3.6.4 Analog Input Interface ===
1626 1626  
1627 1627  
... ... @@ -1639,12 +1639,13 @@
1639 1639  
1640 1640  (% style="color:blue" %)**Specifications of the wind speed sensor:**
1641 1641  
1642 -(% style="color:red" %)**Red:  12~~24v**
1596 +**Red:  12~~24v**
1643 1643  
1644 -(% style="color:#ffc000" %)**Yellow:  4~~20mA**
1598 +**Yellow:  4~~20mA**
1645 1645  
1646 1646  **Black:  GND**
1647 1647  
1602 +
1648 1648  **Connection diagram:**
1649 1649  
1650 1650  [[image:1653357640609-758.png]]
... ... @@ -1652,29 +1652,12 @@
1652 1652  [[image:1653357648330-671.png||height="155" width="733"]]
1653 1653  
1654 1654  
1655 -Example connected to a regulated power supply to measure voltage
1656 1656  
1657 -[[image:image-20230608101532-1.png||height="606" width="447"]]
1658 -
1659 -[[image:image-20230608101608-2.jpeg||height="379" width="284"]]
1660 -
1661 -[[image:image-20230608101722-3.png||height="102" width="1139"]]
1662 -
1663 -
1664 -(% style="color:blue; font-weight:bold" %)**Specifications of the regulated power**(%%) (% style="color:blue" %)**:**
1665 -
1666 -(% style="color:red" %)**Red:  12~~24v**
1667 -
1668 -**Black:  GND**
1669 -
1670 -
1671 1671  === 3.6.5 Relay Output ===
1672 1672  
1673 1673  
1674 1674  (((
1675 -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:
1676 -
1677 -**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:
1678 1678  )))
1679 1679  
1680 1680  [[image:image-20220524100215-9.png]]
... ... @@ -1683,48 +1683,17 @@
1683 1683  [[image:image-20220524100215-10.png||height="382" width="723"]]
1684 1684  
1685 1685  
1624 +
1686 1686  == 3.7 LEDs Indicators ==
1687 1687  
1688 1688  
1689 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
1690 -|(% style="background-color:#d9e2f3; color:#0070c0; width:50px" %)**LEDs**|(% style="background-color:#d9e2f3; color:#0070c0; width:470px" %)**Feature**
1691 -|**PWR**|Always on if there is power
1692 -|**SYS**|(((
1693 -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.
1694 -)))
1695 -|**TX**|(((
1696 -(((
1697 -Device boot: TX blinks 5 times.
1698 -)))
1628 +[[image:image-20220524100748-11.png]]
1699 1699  
1700 -(((
1701 -Successful join network: TX ON for 5 seconds.
1702 -)))
1703 1703  
1704 -(((
1705 -Transmit a LoRa packet: TX blinks once
1706 -)))
1707 -)))
1708 -|**RX**|RX blinks once when receive a packet.
1709 -|**DO1**|
1710 -|**DO2**|
1711 -|**DO3**|
1712 -|**DI2**|(((
1713 -For LT-22222-L: ON when DI2 is high, LOW when DI2 is low
1714 -)))
1715 -|**DI2**|(((
1716 -For LT-22222-L: ON when DI2 is high, LOW when DI2 is low
1717 -)))
1718 -|**DI2**|(((
1719 -For LT-22222-L: ON when DI2 is high, LOW when DI2 is low
1720 -)))
1721 -|**RO1**|
1722 -|**RO2**|
1723 1723  
1724 -
1725 -
1726 1726  = 4. Use AT Command =
1727 1727  
1634 +
1728 1728  == 4.1 Access AT Command ==
1729 1729  
1730 1730  
... ... @@ -1935,8 +1935,10 @@
1935 1935  )))
1936 1936  
1937 1937  
1845 +
1938 1938  == 4.2 Common AT Command Sequence ==
1939 1939  
1848 +
1940 1940  === 4.2.1 Multi-channel ABP mode (Use with SX1301/LG308) ===
1941 1941  
1942 1942  (((
... ... @@ -1981,6 +1981,7 @@
1981 1981  )))
1982 1982  
1983 1983  
1893 +
1984 1984  === 4.2.2 Single-channel ABP mode (Use with LG01/LG02) ===
1985 1985  
1986 1986  (((
... ... @@ -2053,7 +2053,7 @@
2053 2053  **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?
2054 2054  dir=LoRa_Gateway/&file=LoRaWAN%201.0.3%20Regional%20Parameters.xlsx]] to see what DR means.**
2055 2055  
2056 -**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**
2057 2057  
2058 2058  
2059 2059  )))
... ... @@ -2066,11 +2066,12 @@
2066 2066  
2067 2067  )))
2068 2068  
1979 +
2069 2069  === 4.2.3 Change to Class A ===
2070 2070  
2071 2071  
2072 2072  (((
2073 -(% style="color:blue" %)**If sensor JOINED:**
1984 +(% style="color:blue" %)If sensor JOINED:
2074 2074  
2075 2075  (% style="background-color:#dcdcdc" %)**AT+CLASS=A
2076 2076  ATZ**
... ... @@ -2077,19 +2077,13 @@
2077 2077  )))
2078 2078  
2079 2079  
2080 -= 5. Case Study =
2081 2081  
2082 -== 5.1 Counting how many objects pass in Flow Line ==
1992 += 5. FAQ =
2083 2083  
2084 2084  
2085 -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? ==
2086 2086  
2087 2087  
2088 -= 6. FAQ =
2089 -
2090 -== 6.1 How to upgrade the image? ==
2091 -
2092 -
2093 2093  The LT LoRaWAN Controller is shipped with a 3.5mm cable, the cable is used to upload image to LT to:
2094 2094  
2095 2095  * Support new features
... ... @@ -2117,10 +2117,8 @@
2117 2117  
2118 2118   [[image:image-20220524103407-12.png]]
2119 2119  
2120 -
2121 2121  [[image:image-20220524103429-13.png]]
2122 2122  
2123 -
2124 2124  [[image:image-20220524104033-15.png]]
2125 2125  
2126 2126  
... ... @@ -2132,8 +2132,10 @@
2132 2132  
2133 2133  (((
2134 2134  (((
2135 -== 6.2 How to change the LoRa Frequency Bands/Region? ==
2038 +
2136 2136  
2040 +== 5.2 How to change the LoRa Frequency Bands/Region? ==
2041 +
2137 2137  
2138 2138  )))
2139 2139  )))
... ... @@ -2145,8 +2145,9 @@
2145 2145  (((
2146 2146  
2147 2147  
2148 -== 6.3 How to set up LT to work with Single Channel Gateway such as LG01/LG02? ==
2149 2149  
2054 +== 5.3 How to set up LT to work with Single Channel Gateway such as LG01/LG02? ==
2055 +
2150 2150  
2151 2151  )))
2152 2152  
... ... @@ -2160,6 +2160,7 @@
2160 2160  (((
2161 2161  Assume we have a LG02 working in the frequency 868400000 now , below is the step.
2162 2162  
2069 +
2163 2163  
2164 2164  )))
2165 2165  )))
... ... @@ -2208,29 +2208,26 @@
2208 2208  [[image:1653360498588-932.png||height="485" width="726"]]
2209 2209  
2210 2210  
2211 -== 6.4 How to change the uplink interval? ==
2212 2212  
2119 +== 5.4 Can I see counting event in Serial? ==
2213 2213  
2214 -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/]]
2215 2215  
2216 -
2217 -== 6.5 Can I see counting event in Serial? ==
2218 -
2219 -
2220 2220  (((
2221 2221  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.
2222 2222  
2223 2223  
2224 -== 6.6 Can i use point to point communication for LT-22222-L? ==
2225 2225  
2127 +== 5.5 Can i use point to point communication for LT-22222-L? ==
2226 2226  
2227 -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]].
2228 2228  
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 +
2229 2229  
2230 2230  )))
2231 2231  
2232 2232  (((
2233 -== 6.7 Why does the relay output become the default and open relay after the lt22222 is powered off? ==
2137 +== 5.Why does the relay output become the default and open relay after the lt22222 is powered off? ==
2234 2234  
2235 2235  
2236 2236  If the device is not shut down, but directly powered off.
... ... @@ -2242,9 +2242,10 @@
2242 2242  After restart, the status before power failure will be read from flash.
2243 2243  
2244 2244  
2245 -== 6.8 Can i set up LT-22222-L as a NC(Normal Close) Relay? ==
2246 2246  
2150 +== 5.7 Can i set up LT-22222-L as a NC(Normal Close) Relay? ==
2247 2247  
2152 +
2248 2248  LT-22222-L built-in relay is NO (Normal Open). User can use an external relay to achieve Normal Close purpose. Diagram as below:
2249 2249  
2250 2250  
... ... @@ -2251,18 +2251,15 @@
2251 2251  [[image:image-20221006170630-1.png||height="610" width="945"]]
2252 2252  
2253 2253  
2254 -== 6.9 Can LT22222-L save RO state? ==
2255 2255  
2160 += 6. Trouble Shooting =
2256 2256  
2257 -Firmware version needs to be no less than 1.6.0.
2258 -
2259 -
2260 -= 7. Trouble Shooting =
2162 +
2261 2261  )))
2262 2262  
2263 2263  (((
2264 2264  (((
2265 -== 7.1 Downlink doesn't work, how to solve it? ==
2167 +== 6.1 Downlink doesn't work, how to solve it? ==
2266 2266  
2267 2267  
2268 2268  )))
... ... @@ -2275,8 +2275,9 @@
2275 2275  (((
2276 2276  
2277 2277  
2278 -== 7.2 Have trouble to upload image. ==
2279 2279  
2181 +== 6.2 Have trouble to upload image. ==
2182 +
2280 2280  
2281 2281  )))
2282 2282  
... ... @@ -2287,8 +2287,9 @@
2287 2287  (((
2288 2288  
2289 2289  
2290 -== 7.3 Why I can't join TTN in US915 /AU915 bands? ==
2291 2291  
2194 +== 6.3 Why I can't join TTN in US915 /AU915 bands? ==
2195 +
2292 2292  
2293 2293  )))
2294 2294  
... ... @@ -2297,9 +2297,10 @@
2297 2297  )))
2298 2298  
2299 2299  
2300 -= 8. Order Info =
2301 2301  
2205 += 7. Order Info =
2302 2302  
2207 +
2303 2303  (% style="color:#4f81bd" %)**LT-22222-L-XXX:**
2304 2304  
2305 2305  (% style="color:#4f81bd" %)**XXX:**
... ... @@ -2315,10 +2315,9 @@
2315 2315  * (% style="color:red" %)**CN779**(%%):  LT with frequency bands CN779
2316 2316  
2317 2317  
2223 += 8. Packing Info =
2318 2318  
2319 -= 9. Packing Info =
2320 2320  
2321 -
2322 2322  **Package Includes**:
2323 2323  
2324 2324  * LT-22222-L I/O Controller x 1
... ... @@ -2334,26 +2334,23 @@
2334 2334  * Weight / pcs : 170g
2335 2335  
2336 2336  
2241 += 9. Support =
2337 2337  
2338 -= 10. Support =
2339 2339  
2340 -
2341 2341  * (((
2342 2342  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.
2343 2343  )))
2344 2344  * (((
2345 -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.cc>>mailto:Support@dragino.cc]]
2248 +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]]
2346 2346  
2347 2347  
2251 +
2348 2348  
2349 2349  )))
2350 2350  
2351 -= 11. Reference​​​​​ =
2255 += 10. Reference​​​​​ =
2352 2352  
2353 2353  
2354 2354  * 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]]
2355 2355  * [[Datasheet, Document Base>>https://www.dropbox.com/sh/gxxmgks42tqfr3a/AACEdsj_mqzeoTOXARRlwYZ2a?dl=0]]
2356 2356  * [[Hardware Source>>url:https://github.com/dragino/Lora/tree/master/LT/LT-33222-L/v1.0]]
2357 -
2358 -
2359 -
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