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Last modified by Mengting Qiu on 2025/06/04 18:42
From version 126.7
edited by Xiaoling
on 2023/06/19 15:51
Change comment: There is no comment for this version
To version 102.3
edited by Xiaoling
on 2022/10/29 09:54
Change comment: There is no comment for this version

Summary

Details

Page properties
Content
... ... @@ -15,6 +15,7 @@
15 15  
16 16  = 1.Introduction =
17 17  
18 +
18 18  == 1.1 What is LT Series I/O Controller ==
19 19  
20 20  (((
... ... @@ -26,7 +26,7 @@
26 26  )))
27 27  
28 28  (((
29 -The LT I/O Controllers allows the user to send data and reach extremely long ranges. It provides ultra-long range spread spectrum communication and high interference immunity whilst minimizing current consumption. It targets professional wireless sensor network applications such as irrigation systems, smart metering, smart cities, building automation, and so on.
30 +The LT I/O Controllers allows the user to send data and reach extremely long ranges. It provides ultra-long range spread spectrum communication and high interference immunity whilst minimizing current consumption. It targets professional wireless sensor network applications such as irrigation systems, smart metering, smart cities, smartphone detection, building automation, and so on.
30 30  )))
31 31  
32 32  (((
... ... @@ -53,6 +53,7 @@
53 53  
54 54  )))
55 55  
57 +
56 56  == 1.2  Specifications ==
57 57  
58 58  (((
... ... @@ -62,7 +62,7 @@
62 62  )))
63 63  
64 64  * (((
65 -STM32L072xxxx MCU
67 +STM32L072CZT6 MCU
66 66  )))
67 67  * (((
68 68  SX1276/78 Wireless Chip 
... ... @@ -169,6 +169,7 @@
169 169  Packet engine up to 256 bytes with CRC.
170 170  
171 171  
174 +
172 172  
173 173  )))
174 174  
... ... @@ -176,32 +176,24 @@
176 176  
177 177  
178 178  * LoRaWAN Class A & Class C protocol
179 -
180 180  * Optional Customized LoRa Protocol
181 -
182 182  * Frequency Bands: CN470/EU433/KR920/US915/EU868/AS923/AU915/RU864/IN865/MA869
183 -
184 184  * AT Commands to change parameters
185 -
186 186  * Remote configure parameters via LoRa Downlink
187 -
188 188  * Firmware upgradable via program port
189 -
190 190  * Counting
191 191  
189 +
190 +
191 +
192 192  == 1.4  Applications ==
193 193  
194 194  
195 195  * Smart Buildings & Home Automation
196 -
197 197  * Logistics and Supply Chain Management
198 -
199 199  * Smart Metering
200 -
201 201  * Smart Agriculture
202 -
203 203  * Smart Cities
204 -
205 205  * Smart Factory
206 206  
207 207  
... ... @@ -210,12 +210,9 @@
210 210  == 1.5 Hardware Variants ==
211 211  
212 212  
213 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:500px" %)
214 -|(% 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:266px" %)**Description**
215 -|(% style="width:103px" %)**LT22222-L**|(% style="width:131px" %)(((
216 -(% style="text-align:center" %)
217 -[[image:image-20230424115112-1.png||height="106" width="58"]]
218 -)))|(% style="width:334px" %)(((
208 +(% border="1" style="background-color:#f7faff; width:500px" %)
209 +|(% style="width:103px" %)**Model**|(% style="width:131px" %)**Photo**|(% style="width:334px" %)**Description**
210 +|(% style="width:103px" %)**LT22222-L**|(% style="width:131px" %)[[image:1653296302983-697.png]]|(% style="width:334px" %)(((
219 219  * 2 x Digital Input (Bi-direction)
220 220  * 2 x Digital Output
221 221  * 2 x Relay Output (5A@250VAC / 30VDC)
... ... @@ -224,6 +224,9 @@
224 224  * 1 x Counting Port
225 225  )))
226 226  
219 +
220 +
221 +
227 227  = 2. Power ON Device =
228 228  
229 229  
... ... @@ -240,8 +240,10 @@
240 240  [[image:1653297104069-180.png]]
241 241  
242 242  
238 +
243 243  = 3. Operation Mode =
244 244  
241 +
245 245  == 3.1 How it works? ==
246 246  
247 247  
... ... @@ -254,6 +254,7 @@
254 254  )))
255 255  
256 256  
254 +
257 257  == 3.2 Example to join LoRaWAN network ==
258 258  
259 259  
... ... @@ -280,7 +280,7 @@
280 280  Each LT is shipped with a sticker with the default device EUI as below:
281 281  )))
282 282  
283 -[[image:image-20230425173427-2.png||height="246" width="530"]]
281 +[[image:1653297924498-393.png]]
284 284  
285 285  
286 286  Input these keys in the LoRaWAN Server portal. Below is TTN screen shot:
... ... @@ -305,6 +305,7 @@
305 305  [[image:1653298044601-602.png||height="405" width="709"]]
306 306  
307 307  
306 +
308 308  == 3.3 Uplink Payload ==
309 309  
310 310  
... ... @@ -311,46 +311,32 @@
311 311  There are five working modes + one interrupt mode on LT for different type application:
312 312  
313 313  * (% style="color:blue" %)**MOD1**(%%): (default setting): 2 x ACI + 2AVI + DI + DO + RO
314 -
315 315  * (% style="color:blue" %)**MOD2**(%%): Double DI Counting + DO + RO
316 -
317 317  * (% style="color:blue" %)**MOD3**(%%): Single DI Counting + 2 x ACI + DO + RO
318 -
319 319  * (% style="color:blue" %)**MOD4**(%%): Single DI Counting + 1 x Voltage Counting + DO + RO
320 -
321 321  * (% style="color:blue" %)**MOD5**(%%): Single DI Counting + 2 x AVI + 1 x ACI + DO + RO
322 -
323 323  * (% style="color:blue" %)**ADDMOD6**(%%): Trigger Mode, Optional, used together with MOD1 ~~ MOD5
324 324  
319 +
320 +
321 +
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:510px" %)
332 -|(% 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**
333 -|Value|(((
334 -AVI1 voltage
335 -)))|(((
336 -AVI2 voltage
337 -)))|(((
338 -ACI1 Current
339 -)))|(((
340 -ACI2 Current
341 -)))|DIDORO*|(((
342 -Reserve
343 -)))|MOD
326 +The uplink payload includes totally 9 bytes. Uplink packets use FPORT=2 and every 10 minutes send one uplink by default.
344 344  )))
345 345  
329 +[[image:image-20220523174024-3.png]]
330 +
346 346  (((
347 -(% style="color:#4f81bd" %)**DIDORO**(%%) is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below
332 +
348 348  
349 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
350 -|**bit7**|**bit6**|**bit5**|**bit4**|**bit3**|**bit2**|**bit1**|**bit0**
351 -|RO1|RO2|DI3|DI2|DI1|DO3|DO2|DO1
334 +(% style="color:#4f81bd" %)**DIDORO**(%%) is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below
352 352  )))
353 353  
337 +[[image:image-20220523174254-4.png]]
338 +
354 354  * RO is for relay. ROx=1 : close，ROx=0 always open.
355 355  * DI is for digital input. DIx=1: high or float, DIx=0: low.
356 356  * DO is for reverse digital output. DOx=1: output low, DOx=0: high or float.
... ... @@ -402,24 +402,18 @@
402 402  
403 403  (((
404 404  Total : 11 bytes payload
405 -
406 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
407 -|(% 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**
408 -|Value|COUNT1|COUNT2 |DIDORO*|(((
409 -Reserve
410 -)))|MOD
411 411  )))
412 412  
413 -(((
414 -(% style="color:#4f81bd" %)**DIDORO**(%%) is a combination for RO1, RO2, DO3, DO2 and DO1. Totally 1bytes as below
392 +[[image:image-20220523180452-3.png]]
415 415  
416 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
417 -|**bit7**|**bit6**|**bit5**|**bit4**|**bit3**|**bit2**|**bit1**|**bit0**
418 -|RO1|RO2|FIRST|Reserve|Reserve|DO3|DO2|DO1
419 419  
420 -RO is for relay. ROx=1 : close，ROx=0 always open.
395 +(((
396 +(% style="color:#4f81bd" %)**DIDORO**(%%) is a combination for RO1, RO2, DO3, DO2 and DO1. Totally 1bytes as below
421 421  )))
422 422  
399 +[[image:image-20220523180506-4.png]]
400 +
401 +* RO is for relay. ROx=1 : close，ROx=0 always open.
423 423  * FIRST: Indicate this is the first packet after join network.
424 424  * DO is for reverse digital output. DOx=1: output low, DOx=0: high or float.
425 425  
... ... @@ -428,12 +428,15 @@
428 428  )))
429 429  
430 430  (((
410 +
411 +
431 431  **To use counting mode, please run:**
432 432  )))
433 433  
434 434  (% class="box infomessage" %)
435 -
436 436  (((
417 +(((
418 +(((
437 437  **AT+MOD=2**
438 438  )))
439 439  
... ... @@ -440,17 +440,21 @@
440 440  (((
441 441  **ATZ**
442 442  )))
425 +)))
426 +)))
443 443  
444 -
445 445  (((
446 446  
447 447  
448 448  (% style="color:#4f81bd" %)**AT Commands for counting:**
432 +
433 +
449 449  )))
450 450  
451 451  (((
452 452  **For LT22222-L:**
453 453  
439 +
454 454  (% style="color:blue" %)**AT+TRIG1=0,100**(%%)**  (set DI1 port to trigger on low level, valid signal is 100ms) **
455 455  
456 456  (% style="color:blue" %)**AT+TRIG1=1,100**(%%)**  (set DI1 port to trigger on high level, valid signal is 100ms ) **
... ... @@ -465,27 +465,22 @@
465 465  )))
466 466  
467 467  
454 +
468 468  === 3.3.3 AT+MOD~=3, Single DI Counting + 2 x ACI ===
469 469  
470 470  
471 471  **LT22222-L**: This mode the DI1 is used as a counting pin.
472 472  
473 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
474 -|(% 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**
475 -|Value|COUNT1|(((
476 -ACI1 Current
477 -)))|(((
478 -ACI2 Current
479 -)))|DIDORO*|Reserve|MOD
460 +[[image:image-20220523181246-5.png]]
480 480  
481 481  (((
482 -(% style="color:#4f81bd" %)**DIDORO**(%%) is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below
463 +
483 483  
484 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
485 -|**bit7**|**bit6**|**bit5**|**bit4**|**bit3**|**bit2**|**bit1**|**bit0**
486 -|RO1|RO2|FIRST|Reserve|Reserve|DO3|DO2|DO1
465 +(% style="color:#4f81bd" %)**DIDORO**(%%) is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below
487 487  )))
488 488  
468 +[[image:image-20220523181301-6.png]]
469 +
489 489  * RO is for relay. ROx=1 : close，ROx=0 always open.
490 490  * FIRST: Indicate this is the first packet after join network.
491 491  * DO is for reverse digital output. DOx=1: output low, DOx=0: high or float.
... ... @@ -517,6 +517,7 @@
517 517  )))
518 518  
519 519  
501 +
520 520  === 3.3.4 AT+MOD~=4, Single DI Counting + 1 x Voltage Counting ===
521 521  
522 522  
... ... @@ -526,22 +526,17 @@
526 526  
527 527  (((
528 528  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.
529 -
530 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
531 -|(% 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**
532 -|Value|COUNT1|AVI1 Counting|DIDORO*|(((
533 -Reserve
534 -)))|MOD
535 535  )))
536 536  
513 +[[image:image-20220523181903-8.png]]
514 +
515 +
537 537  (((
538 538  (% style="color:#4f81bd" %)**DIDORO **(%%)is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below
539 -
540 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
541 -|**bit7**|**bit6**|**bit5**|**bit4**|**bit3**|**bit2**|**bit1**|**bit0**
542 -|RO1|RO2|FIRST|Reserve|Reserve|DO3|DO2|DO1
543 543  )))
544 544  
520 +[[image:image-20220523181727-7.png]]
521 +
545 545  * RO is for relay. ROx=1 : close，ROx=0 always open.
546 546  * FIRST: Indicate this is the first packet after join network.
547 547  * DO is for reverse digital output. DOx=1: output low, DOx=0: high or float.
... ... @@ -575,8 +575,11 @@
575 575  )))
576 576  
577 577  (((
555 +
556 +
578 578  **Plus below command for AVI1 Counting:**
579 579  
559 +
580 580  (% style="color:blue" %)**AT+SETCNT=3,60**(%%)**  (set AVI Count to 60)**
581 581  
582 582  (% style="color:blue" %)**AT+VOLMAX=20000**(%%)**  (If AVI1 voltage higher than VOLMAX (20000mV =20v), counter increase 1)**
... ... @@ -587,29 +587,18 @@
587 587  )))
588 588  
589 589  
570 +
590 590  === 3.3.5 AT+MOD~=5, Single DI Counting + 2 x AVI + 1 x ACI ===
591 591  
592 592  
593 593  **LT22222-L**: This mode the DI1 is used as a counting pin.
594 594  
595 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
596 -|(% 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**
597 -|Value|(((
598 -AVI1 voltage
599 -)))|(((
600 -AVI2 voltage
601 -)))|(((
602 -ACI1 Current
603 -)))|COUNT1|DIDORO*|(((
604 -Reserve
605 -)))|MOD
576 +[[image:image-20220523182334-9.png]]
606 606  
607 607  (((
608 -(% style="color:#4f81bd" %)**DIDORO**(%%) is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below
579 +
609 609  
610 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
611 -|**bit7**|**bit6**|**bit5**|**bit4**|**bit3**|**bit2**|**bit1**|**bit0**
612 -|RO1|RO2|FIRST|Reserve|Reserve|DO3|DO2|DO1
581 +(% style="color:#4f81bd" %)**DIDORO**(%%) is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below
613 613  )))
614 614  
615 615  * RO is for relay. ROx=1 : close，ROx=0 always open.
... ... @@ -646,6 +646,7 @@
646 646  )))
647 647  
648 648  
618 +
649 649  === 3.3.6 AT+ADDMOD~=6. (Trigger Mode, Optional) ===
650 650  
651 651  
... ... @@ -700,6 +700,7 @@
700 700  AT+ DTRI =1,0   (Enable DI1 trigger / disable DI2 trigger)
701 701  
702 702  
673 +
703 703  (% style="color:#037691" %)**Downlink Command to set Trigger Condition:**
704 704  
705 705  Type Code: 0xAA. Downlink command same as AT Command **AT+AVLIM, AT+ACLIM**
... ... @@ -734,39 +734,12 @@
734 734  
735 735  MOD6 Payload : total 11 bytes payload
736 736  
737 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
738 -|(% 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**
739 -|Value|(((
740 -TRI_A FLAG
741 -)))|(((
742 -TRI_A Status
743 -)))|(((
744 -TRI_DI FLAG+STA
745 -)))|Reserve|Enable/Disable MOD6|(((
746 -MOD(6)
747 -)))
708 +[[image:image-20220524085923-1.png]]
748 748  
710 +
749 749  (% style="color:#4f81bd" %)**TRI FLAG1**(%%) is a combination to show if trigger is set for this part. Totally 1byte as below
750 750  
751 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
752 -|**bit7**|**bit6**|**bit5**|**bit4**|**bit3**|**bit2**|**bit1**|**bit0**
753 -|(((
754 -AV1_LOW
755 -)))|(((
756 -AV1_HIGH
757 -)))|(((
758 -AV2_LOW
759 -)))|(((
760 -AV2_HIGH
761 -)))|(((
762 -AC1_LOW
763 -)))|(((
764 -AC1_HIGH
765 -)))|(((
766 -AC2_LOW
767 -)))|(((
768 -AC2_HIGH
769 -)))
713 +[[image:image-20220524090106-2.png]]
770 770  
771 771  * Each bits shows if the corresponding trigger has been configured.
772 772  
... ... @@ -775,27 +775,10 @@
775 775  10100000: Means the system has configure to use the trigger: AC1_LOW and AV2_LOW
776 776  
777 777  
722 +
778 778  (% style="color:#4f81bd" %)**TRI Status1**(%%) is a combination to show which condition is trigger. Totally 1byte as below
779 779  
780 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
781 -|**bit7**|**bit6**|**bit5**|**bit4**|**bit3**|**bit2**|**bit1**|**bit0**
782 -|(((
783 -AV1_LOW
784 -)))|(((
785 -AV1_HIGH
786 -)))|(((
787 -AV2_LOW
788 -)))|(((
789 -AV2_HIGH
790 -)))|(((
791 -AC1_LOW
792 -)))|(((
793 -AC1_HIGH
794 -)))|(((
795 -AC2_LOW
796 -)))|(((
797 -AC2_HIGH
798 -)))
725 +[[image:image-20220524090249-3.png]]
799 799  
800 800  * Each bits shows which status has been trigger on this uplink.
801 801  
... ... @@ -804,11 +804,10 @@
804 804  10000000: Means this packet is trigger by AC1_LOW. Means voltage too low.
805 805  
806 806  
734 +
807 807  (% style="color:#4f81bd" %)**TRI_DI FLAG+STA **(%%)is a combination to show which condition is trigger. Totally 1byte as below
808 808  
809 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
810 -|**bit7**|**bit6**|**bit5**|**bit4**|**bit3**|**bit2**|**bit1**|**bit0**
811 -|N/A|N/A|N/A|N/A|DI2_STATUS|DI2_FLAG|DI1_STATUS|DI1_FLAG
737 +[[image:image-20220524090456-4.png]]
812 812  
813 813  * Each bits shows which status has been trigger on this uplink.
814 814  
... ... @@ -819,6 +819,7 @@
819 819  00000101: Means both DI1 and DI2 trigger are enabled.
820 820  
821 821  
748 +
822 822  (% style="color:#4f81bd" %)**Enable/Disable MOD6 **(%%): 0x01: MOD6 is enable. 0x00: MOD6 is disable.
823 823  
824 824  Downlink command to poll MOD6 status:
... ... @@ -828,6 +828,7 @@
828 828  When device got this command, it will send the MOD6 payload.
829 829  
830 830  
758 +
831 831  === 3.3.7 Payload Decoder ===
832 832  
833 833  (((
... ... @@ -837,6 +837,7 @@
837 837  )))
838 838  
839 839  
768 +
840 840  == 3.4 ​Configure LT via AT or Downlink ==
841 841  
842 842  
... ... @@ -854,6 +854,8 @@
854 854  
855 855  * (% style="color:blue" %)**Sensor Related Commands**(%%): These commands are special designed for LT-22222-L.  User can see these commands below:
856 856  
786 +
787 +
857 857  === 3.4.1 Common Commands ===
858 858  
859 859  
... ... @@ -862,8 +862,10 @@
862 862  )))
863 863  
864 864  
796 +
865 865  === 3.4.2 Sensor related commands ===
866 866  
799 +
867 867  ==== 3.4.2.1 Set Transmit Interval ====
868 868  
869 869  
... ... @@ -871,7 +871,7 @@
871 871  
872 872  * (% style="color:#037691" %)**AT Command:**
873 873  
874 -(% style="color:blue" %)**AT+TDC=N **
807 +**(% style="color:blue" %)AT+TDC=N **
875 875  
876 876  
877 877  **Example: **AT+TDC=30000. Means set interval to 30 seconds
... ... @@ -879,104 +879,130 @@
879 879  
880 880  * (% style="color:#037691" %)**Downlink Payload (prefix 0x01):**
881 881  
882 -(% style="color:blue" %)**0x01 aa bb cc  **(%%)** ~/~/ Same as AT+TDC=0x(aa bb cc)**
815 +**(% style="color:blue" %)0x01 aa bb cc  (%%)   ~/~/ Same as AT+TDC=0x(aa bb cc)**
883 883  
884 884  
885 885  
819 +
886 886  ==== 3.4.2.2 Set Work Mode (AT+MOD) ====
887 887  
888 888  
889 889  Set work mode.
890 890  
891 -* (% style="color:#037691" %)**AT Command:**(%%) (% style="color:blue" %)**AT+MOD=N  **
825 +* (% style="color:#037691" %)**AT Command:**
892 892  
827 +**(% style="color:blue" %)AT+MOD=N  **
828 +
829 +
893 893  **Example**: AT+MOD=2. Set work mode to Double DI counting mode
894 894  
832 +
895 895  * (% style="color:#037691" %)**Downlink Payload (prefix 0x0A):**
896 896  
897 -(% style="color:blue" %)**0x0A aa  **(%%)** ** ~/~/ Same as AT+MOD=aa
835 +**(% style="color:blue" %)0x0A aa  (%%)  ** ~/~/ Same as AT+MOD=aa
898 898  
899 899  
900 900  
839 +
901 901  ==== 3.4.2.3 Poll an uplink ====
902 902  
903 903  
904 -* (% style="color:#037691" %)**AT Command:**(%%) There is no AT Command to poll uplink
843 +* (% style="color:#037691" %)**AT Command:**
905 905  
845 +There is no AT Command to poll uplink
846 +
847 +
906 906  * (% style="color:#037691" %)**Downlink Payload (prefix 0x08):**
907 907  
908 -(% style="color:blue" %)**0x08 FF  **(%%)** **~/~/ Poll an uplink
850 +**(% style="color:blue" %)0x08 FF  (%%)   **~/~/ Poll an uplink
909 909  
852 +
910 910  **Example**: 0x08FF, ask device to send an Uplink
911 911  
912 912  
913 913  
857 +
914 914  ==== 3.4.2.4 Enable Trigger Mode ====
915 915  
916 916  
917 917  Use of trigger mode, please check [[ADDMOD6>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
918 918  
919 -* (% style="color:#037691" %)**AT Command:**(%%) (% style="color:blue" %)**AT+ADDMOD6=1 or 0**
863 +* (% style="color:#037691" %)**AT Command:**
920 920  
921 -(% style="color:red" %)**1:** (%%)Enable Trigger Mode
865 +**(% style="color:blue" %)AT+ADDMOD6=1 or 0**
922 922  
923 -(% style="color:red" %)**0: **(%%)Disable Trigger Mode
867 +**(% style="color:red" %)1:** Enable Trigger Mode
924 924  
869 +**(% style="color:red" %)0: **Disable Trigger Mode
925 925  
871 +
926 926  * (% style="color:#037691" %)**Downlink Payload (prefix 0x0A 06):**
927 927  
928 -(% style="color:blue" %)**0x0A 06 aa    **(%%) ~/~/ Same as AT+ADDMOD6=aa
874 +**(% style="color:blue" %)0x0A 06 aa    **(%%) ~/~/ Same as AT+ADDMOD6=aa
929 929  
930 930  
931 931  
878 +
932 932  ==== 3.4.2.5 Poll trigger settings ====
933 933  
934 934  
935 -Poll trigger settings
882 +Poll trigger settings,
936 936  
937 937  * (% style="color:#037691" %)**AT Command:**
938 938  
939 939  There is no AT Command for this feature.
940 940  
888 +
941 941  * (% style="color:#037691" %)**Downlink Payload (prefix 0x AB 06):**
942 942  
943 -(% style="color:blue" %)**0xAB 06  ** (%%) ~/~/ Poll trigger settings, device will uplink trigger settings once receive this command
891 +**(% style="color:blue" %)0xAB 06  ** (%%) ~/~/ Poll trigger settings, device will uplink trigger settings once receive this command
944 944  
945 945  
946 946  
895 +
947 947  ==== 3.4.2.6 Enable / Disable DI1/DI2/DI3 as trigger ====
948 948  
949 949  
950 950  Enable Disable DI1/DI2/DI2 as trigger,
951 951  
952 -* (% style="color:#037691" %)**AT Command:**(%%) (% style="color:blue" %)**Format: AT+DTRI=<DI1_TIRGGER_FlAG>,< DI2_TIRGGER_FlAG >**
901 +* (% style="color:#037691" %)**AT Command:**
953 953  
954 -**Example:** AT+ DTRI =1,0   (Enable DI1 trigger / disable DI2 trigger)
903 +**Format: AT+DTRI=<DI1_TIRGGER_FlAG>,< DI2_TIRGGER_FlAG >**
955 955  
956 956  
906 +**Example:**
907 +
908 +AT+ DTRI =1,0   (Enable DI1 trigger / disable DI2 trigger)
909 +
957 957  * (% style="color:#037691" %)**Downlink Payload (prefix 0xAA 02):**
958 958  
959 -(% style="color:blue" %)**0xAA 02 aa bb   ** (%%) ~/~/ Same as AT+DTRI=aa,bb
912 +**(% style="color:blue" %)0xAA 02 aa bb   ** (%%) ~/~/ Same as AT+DTRI=aa,bb
960 960  
961 961  
962 962  
916 +
963 963  ==== 3.4.2.7 Trigger1 – Set DI1 or DI3 as trigger ====
964 964  
965 965  
966 966  Set DI1 or DI3(for LT-33222-L) trigger.
967 967  
968 -* (% style="color:#037691" %)**AT Command:**(%%) (% style="color:blue" %)**AT+TRIG1=a,b**
922 +* (% style="color:#037691" %)**AT Command:**
969 969  
970 -(% style="color:red" %)**a :** (%%)Interrupt mode. 0: falling edge; 1: rising edge, 2: falling and raising edge(for MOD=1).
924 +**(% style="color:blue" %)AT+TRIG1=a,b**
971 971  
972 -(% style="color:red" %)**b :** (%%)delay timing.
926 +**(% style="color:red" %)a :** (%%)Interrupt mode. 0: falling edge; 1: rising edge, 2: falling and raising edge(for MOD=1).
973 973  
974 -**Example:** AT+TRIG1=1,100(set DI1 port to trigger on high level, valid signal is 100ms )
928 +**(% style="color:red" %)b :** (%%)delay timing.
975 975  
976 976  
931 +**Example:**
932 +
933 +AT+TRIG1=1,100(set DI1 port to trigger on high level, valid signal is 100ms )
934 +
935 +
977 977  * (% style="color:#037691" %)**Downlink Payload (prefix 0x09 01 ):**
937 +* **(% style="color:blue" %)0x09 01 aa bb cc    ** (%%) ~/~/ same as AT+TRIG1=aa,0x(bb cc)
978 978  
979 -(% style="color:blue" %)**0x09 01 aa bb cc    ** (%%) ~/~/ same as AT+TRIG1=aa,0x(bb cc)
980 980  
981 981  
982 982  
... ... @@ -985,64 +985,85 @@
985 985  
986 986  Set DI2 trigger.
987 987  
988 -* (% style="color:#037691" %)**AT Command:**(%%) (% style="color:blue" %)**AT+TRIG2=a,b**
947 +* (% style="color:#037691" %)**AT Command:**
989 989  
990 -(% style="color:red" %)**a :** (%%)Interrupt mode. 0: falling edge; 1: rising edge, 2: falling and raising edge(for MOD=1).
949 +**(% style="color:blue" %)AT+TRIG2=a,b**
991 991  
992 -(% style="color:red" %)**b :** (%%)delay timing.
993 993  
994 -**Example:** AT+TRIG2=0,100(set DI1 port to trigger on low level, valid signal is 100ms )
952 +**(% style="color:red" %)a :** (%%)Interrupt mode. 0: falling edge; 1: rising edge, 2: falling and raising edge(for MOD=1).
995 995  
954 +**(% style="color:red" %)b :** (%%)delay timing.
996 996  
956 +
957 +**Example:**
958 +
959 +AT+TRIG2=0,100(set DI1 port to trigger on low level, valid signal is 100ms )
960 +
961 +
997 997  * (% style="color:#037691" %)**Downlink Payload (prefix 0x09 02 ):**
998 998  
999 -(% style="color:blue" %)**0x09 02 aa bb cc   ** (%%)~/~/ same as AT+TRIG2=aa,0x(bb cc)
964 +**(% style="color:blue" %)0x09 02 aa bb cc   ** (%%)~/~/ same as AT+TRIG1=aa,0x(bb cc)
1000 1000  
1001 1001  
1002 1002  
968 +
1003 1003  ==== 3.4.2.9 Trigger – Set AC (current) as trigger ====
1004 1004  
1005 1005  
1006 1006  Set current trigger , base on AC port. See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
1007 1007  
1008 -* (% style="color:#037691" %)**AT Command:**(%%) (% style="color:blue" %)**AT+ACLIM**
974 +* (% style="color:#037691" %)**AT Command**
1009 1009  
976 +**(% style="color:blue" %)AT+ACLIM**
977 +
978 +
1010 1010  * (% style="color:#037691" %)**Downlink Payload (prefix 0xAA 01 )**
1011 1011  
1012 -(% 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"]]
981 +**(% 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"]]
1013 1013  
1014 1014  
1015 1015  
985 +
1016 1016  ==== 3.4.2.10 Trigger – Set AV (voltage) as trigger ====
1017 1017  
1018 1018  
1019 1019  Set current trigger , base on AV port. See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
1020 1020  
1021 -* (% style="color:#037691" %)**AT Command**(%%): (% style="color:blue" %)**AT+AVLIM    **(%%)** See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]**
991 +* (% style="color:#037691" %)**AT Command**
1022 1022  
993 +**(% style="color:blue" %)AT+AVLIM  (%%) See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]**
994 +
995 +
1023 1023  * (% style="color:#037691" %)**Downlink Payload (prefix 0xAA 00 )**
1024 1024  
1025 -(% 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"]]
998 +**(% style="color:blue" %)0x AA 00 aa bb cc dd ee ff gg hh    ** (%%) ~/~/ same as AT+AVLIM See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
1026 1026  
1027 1027  
1028 1028  
1002 +
1029 1029  ==== 3.4.2.11 Trigger – Set minimum interval ====
1030 1030  
1031 1031  
1032 1032  Set AV and AC trigger minimum interval, system won't response to the second trigger within this set time after the first trigger.
1033 1033  
1034 -* (% 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.
1008 +* (% style="color:#037691" %)**AT Command**
1035 1035  
1010 +**(% style="color:blue" %)AT+ATDC=5        ** (%%)Device won't response the second trigger within 5 minute after the first trigger.
1011 +
1012 +
1036 1036  * (% style="color:#037691" %)**Downlink Payload (prefix 0xAC )**
1037 1037  
1038 -(% style="color:blue" %)**0x AC aa bb   **(%%) ~/~/ same as AT+ATDC=0x(aa bb)   . Unit (min)
1015 +**(% style="color:blue" %)0x AC aa bb   **(%%) ~/~/ same as AT+ATDC=0x(aa bb)   . Unit (min)
1039 1039  
1040 1040  (((
1018 +
1019 +
1041 1041  (% style="color:red" %)**Note: ATDC setting must be more than 5min**
1042 1042  )))
1043 1043  
1044 1044  
1045 1045  
1025 +
1046 1046  ==== 3.4.2.12 DO ~-~- Control Digital Output DO1/DO2/DO3 ====
1047 1047  
1048 1048  
... ... @@ -1052,9 +1052,8 @@
1052 1052  
1053 1053  
1054 1054  * (% style="color:#037691" %)**Downlink Payload (prefix 0x02)**
1035 +* **(% style="color:blue" %)0x02 aa bb cc     ** (%%)~/~/ Set DO1/DO2/DO3 output
1055 1055  
1056 -(% style="color:blue" %)**0x02 aa bb cc     ** (%%)~/~/ Set DO1/DO2/DO3 output
1057 -
1058 1058  (((
1059 1059  If payload = 0x02010001, while there is load between V+ and DOx, it means set DO1 to low, DO2 to high and DO3 to low.
1060 1060  )))
... ... @@ -1061,14 +1061,10 @@
1061 1061  
1062 1062  (((
1063 1063  01: Low,  00: High ,  11: No action
1064 -
1065 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
1066 -|(% 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**
1067 -|02  01  00  11|Low|High|No Action
1068 -|02  00  11  01|High|No Action|Low
1069 -|02  11  01  00|No Action|Low|High
1070 1070  )))
1071 1071  
1045 +[[image:image-20220524092754-5.png]]
1046 +
1072 1072  (((
1073 1073  (% style="color:red" %)**Note: For LT-22222-L, there is no DO3, the last byte can use any value.**
1074 1074  )))
... ... @@ -1079,6 +1079,7 @@
1079 1079  
1080 1080  
1081 1081  
1057 +
1082 1082  ==== 3.4.2.13 DO ~-~- Control Digital Output DO1/DO2/DO3 with time control ====
1083 1083  
1084 1084  
... ... @@ -1089,7 +1089,7 @@
1089 1089  
1090 1090  * (% style="color:#037691" %)**Downlink Payload (prefix 0xA9)**
1091 1091  
1092 -(% style="color:blue" %)**0xA9 aa bb cc     **(%%) ~/~/ Set DO1/DO2/DO3 output with time control
1068 +**(% style="color:blue" %)0xA9 aa bb cc     **(%%) ~/~/ Set DO1/DO2/DO3 output with time control
1093 1093  
1094 1094  
1095 1095  This is to control the digital output time of DO pin. Include four bytes:
... ... @@ -1105,37 +1105,23 @@
1105 1105  
1106 1106  (% style="color:#4f81bd" %)**Third Byte**(%%): Control Method and Ports status:
1107 1107  
1108 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:300px" %)
1109 -|(% style="background-color:#d9e2f3; color:#0070c0" %)**Second Byte**|(% style="background-color:#d9e2f3; color:#0070c0" %)**Status**
1110 -|0x01|DO1 set to low
1111 -|0x00|DO1 set to high
1112 -|0x11|DO1 NO Action
1084 +[[image:image-20220524093238-6.png]]
1113 1113  
1086 +
1114 1114  (% style="color:#4f81bd" %)**Fourth Byte**(%%): Control Method and Ports status:
1115 1115  
1116 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:300px" %)
1117 -|(% style="background-color:#d9e2f3; color:#0070c0" %)**Second Byte**|(% style="background-color:#d9e2f3; color:#0070c0" %)**Status**
1118 -|0x01|DO2 set to low
1119 -|0x00|DO2 set to high
1120 -|0x11|DO2 NO Action
1089 +[[image:image-20220524093328-7.png]]
1121 1121  
1091 +
1122 1122  (% style="color:#4f81bd" %)**Fifth Byte**(%%): Control Method and Ports status:
1123 1123  
1124 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:300px" %)
1125 -|(% style="background-color:#d9e2f3; color:#0070c0" %)**Second Byte**|(% style="background-color:#d9e2f3; color:#0070c0" %)**Status**
1126 -|0x01|DO3 set to low
1127 -|0x00|DO3 set to high
1128 -|0x11|DO3 NO Action
1094 +[[image:image-20220524093351-8.png]]
1129 1129  
1130 -(% style="color:#4f81bd" %)**Sixth and Seventh and Eighth and Ninth Byte**:(%%) Latching time. Unit: ms
1131 1131  
1097 +(% style="color:#4f81bd" %)**Sixth and Seventh and Eighth and Ninth Byte**:
1132 1132  
1133 -(% style="color:red" %)**Note: **
1099 + Latching time. Unit: ms
1134 1134  
1135 - Since Firmware v1.6.0, the latch time support 4 bytes and 2 bytes
1136 -
1137 - Before Firmwre v1.6.0 the latch time only suport 2 bytes.
1138 -
1139 1139  (% style="color:red" %)**Device will upload a packet if downlink code executes successfully.**
1140 1140  
1141 1141  
... ... @@ -1159,9 +1159,10 @@
1159 1159  
1160 1160  
1161 1161  
1162 -==== 3.4.2. 14 Relay ~-~- Control Relay Output RO1/RO2 ====
1163 1163  
1125 +==== 3.4.2.14 Relay ~-~- Control Relay Output RO1/RO2 ====
1164 1164  
1127 +
1165 1165  * (% style="color:#037691" %)**AT Command:**
1166 1166  
1167 1167  There is no AT Command to control Relay Output
... ... @@ -1169,7 +1169,7 @@
1169 1169  
1170 1170  * (% style="color:#037691" %)**Downlink Payload (prefix 0x03):**
1171 1171  
1172 -(% style="color:blue" %)**0x03 aa bb     ** (%%)~/~/ Set RO1/RO2 output
1135 +**(% style="color:blue" %)0x03 aa bb     ** (%%)~/~/ Set RO1/RO2 output
1173 1173  
1174 1174  
1175 1175  (((
... ... @@ -1178,17 +1178,10 @@
1178 1178  
1179 1179  (((
1180 1180  01: Close ,  00: Open , 11: No action
1144 +)))
1181 1181  
1182 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:320px" %)
1183 -|(% style="background-color:#d9e2f3; color:#0070c0" %)**Downlink Code**|(% style="background-color:#d9e2f3; color:#0070c0" %)**RO1**|(% style="background-color:#d9e2f3; color:#0070c0" %)**RO2**
1184 -|03  00  11|Open|No Action
1185 -|03  01  11|Close|No Action
1186 -|03  11  00|No Action|Open
1187 -|03  11  01|No Action|Close
1188 -|03  00  00|Open|Open
1189 -|03  01  01|Close|Close
1190 -|03  01  00|Close|Open
1191 -|03  00  01|Open|Close
1146 +(((
1147 +[[image:image-20220524093724-9.png]]
1192 1192  )))
1193 1193  
1194 1194  (% style="color:red" %)**Device will upload a packet if downlink code executes successfully.**
... ... @@ -1195,6 +1195,7 @@
1195 1195  
1196 1196  
1197 1197  
1154 +
1198 1198  ==== 3.4.2.15 Relay ~-~- Control Relay Output RO1/RO2 with time control ====
1199 1199  
1200 1200  
... ... @@ -1205,7 +1205,7 @@
1205 1205  
1206 1206  * (% style="color:#037691" %)**Downlink Payload (prefix 0x05):**
1207 1207  
1208 -(% style="color:blue" %)**0x05 aa bb cc dd     ** (%%)~/~/ Set RO1/RO2 relay with time control
1165 +**(% style="color:blue" %)0x05 aa bb cc dd     ** (%%)~/~/ Set RO1/RO2 relay with time control
1209 1209  
1210 1210  
1211 1211  This is to control the relay output time of relay. Include four bytes:
... ... @@ -1226,20 +1226,12 @@
1226 1226  
1227 1227  (% style="color:#4f81bd" %)**Fourth/Fifth/Sixth/Seventh Bytes(cc)**(%%): Latching time. Unit: ms
1228 1228  
1229 -
1230 -(% style="color:red" %)**Note:**
1231 -
1232 - Since Firmware v1.6.0, the latch time support 4 bytes and 2 bytes
1233 -
1234 - Before Firmwre v1.6.0 the latch time only suport 2 bytes.
1235 -
1236 -
1237 1237  (% style="color:red" %)**Device will upload a packet if downlink code executes successfully.**
1238 1238  
1239 1239  
1240 1240  **Example payload:**
1241 1241  
1242 -**~1. 05 01 11 07 D0**
1191 +**~1. 05 01 11 07 D**
1243 1243  
1244 1244  Relay1 and Relay 2 will be set to NC , last 2 seconds, then change back to original state.
1245 1245  
... ... @@ -1262,54 +1262,65 @@
1262 1262  
1263 1263  When voltage exceed the threshold, count. Feature see [[MOD4>>||anchor="H3.3.4AT2BMOD3D42CSingleDICounting2B1xVoltageCounting"]]
1264 1264  
1265 -* (% style="color:#037691" %)**AT Command:**(%%) (% style="color:blue" %)**AT+VOLMAX   ** (%%)~/~/ See [[MOD4>>||anchor="H3.3.4AT2BMOD3D42CSingleDICounting2B1xVoltageCounting"]]
1214 +* (% style="color:#037691" %)**AT Command:**
1266 1266  
1216 +**(% style="color:blue" %)AT+VOLMAX   ** (%%)~/~/ See [[MOD4>>||anchor="H3.3.4AT2BMOD3D42CSingleDICounting2B1xVoltageCounting"]]
1217 +
1218 +
1267 1267  * (% style="color:#037691" %)**Downlink Payload (prefix 0xA5):**
1268 1268  
1269 -(% style="color:blue" %)**0xA5 aa bb cc   ** (%%)~/~/ Same as AT+VOLMAX=(aa bb),cc
1221 +**(% style="color:blue" %)0xA5 aa bb cc   ** (%%)~/~/ Same as AT+VOLMAX=(aa bb),cc
1270 1270  
1271 1271  
1272 1272  
1225 +
1273 1273  ==== 3.4.2.17 Counting ~-~- Pre-configure the Count Number ====
1274 1274  
1275 1275  
1276 -* (% style="color:#037691" %)**AT Command:**(%%) (% style="color:blue" %)**AT+SETCNT=aa,(bb cc dd ee) **
1229 +* (% style="color:#037691" %)**AT Command:**
1277 1277  
1278 -(% style="color:red" %)**aa:**(%%) 1: Set count1; 2: Set count2; 3: Set AV1 count
1231 +**(% style="color:blue" %)AT+SETCNT=aa,(bb cc dd ee) **
1279 1279  
1280 -(% style="color:red" %)**bb cc dd ee: **(%%)number to be set
1233 +**(% style="color:red" %)aa:**(%%) 1: Set count1; 2: Set count2; 3: Set AV1 count
1281 1281  
1235 +**(% style="color:red" %)bb cc dd ee: **(%%)number to be set
1282 1282  
1237 +
1283 1283  * (% style="color:#037691" %)**Downlink Payload (prefix 0xA8):**
1284 1284  
1285 -(% style="color:blue" %)**0x A8 aa bb cc dd ee     ** (%%)~/~/ same as AT+SETCNT=aa,(bb cc dd ee)
1240 +**(% style="color:blue" %)0x A8 aa bb cc dd ee     ** (%%)~/~/ same as AT+SETCNT=aa,(bb cc dd ee)
1286 1286  
1287 1287  
1288 1288  
1244 +
1289 1289  ==== 3.4.2.18 Counting ~-~- Clear Counting ====
1290 1290  
1291 1291  
1292 1292  Clear counting for counting mode
1293 1293  
1294 -* (% style="color:#037691" %)**AT Command:**(%%) (% style="color:blue" %)**AT+CLRCOUNT         **(%%) ~/~/ clear all counting
1250 +* (% style="color:#037691" %)**AT Command:**
1295 1295  
1252 +**(% style="color:blue" %)AT+CLRCOUNT **(%%) ~/~/ clear all counting
1253 +
1254 +
1296 1296  * (% style="color:#037691" %)**Downlink Payload (prefix 0xA6):**
1297 1297  
1298 -(% style="color:blue" %)**0x A6 01    ** (%%)~/~/ clear all counting
1257 +**(% style="color:blue" %)0x A6 01    ** (%%)~/~/ clear all counting
1299 1299  
1300 1300  
1301 1301  
1261 +
1302 1302  ==== 3.4.2.19 Counting ~-~- Change counting mode save time ====
1303 1303  
1304 1304  
1305 1305  * (% style="color:#037691" %)**AT Command:**
1306 1306  
1307 -(% 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)
1267 +**(% 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)
1308 1308  
1309 1309  
1310 1310  * (% style="color:#037691" %)**Downlink Payload (prefix 0xA7):**
1311 1311  
1312 -(% style="color:blue" %)**0x A7 aa bb cc     ** (%%)~/~/ same as AT+COUTIME =aa bb cc,
1272 +**(% style="color:blue" %)0x A7 aa bb cc     ** (%%)~/~/ same as AT+COUTIME =aa bb cc,
1313 1313  
1314 1314  (((
1315 1315  range: aa bb cc:0 to 16777215,  (unit:second)
... ... @@ -1317,20 +1317,22 @@
1317 1317  
1318 1318  
1319 1319  
1320 -==== 3.4.2.20 Reset save RO DO state ====
1321 1321  
1281 +==== 3.4.2.20 Reset save DR DO state ====
1322 1322  
1283 +
1323 1323  * (% style="color:#037691" %)**AT Command:**
1324 1324  
1325 -(% style="color:blue" %)**AT+RODORESET=1    **(%%)~/~/ RODO will close when the device joining the network. (default)
1286 +**(% style="color:blue" %)AT+RODORET=1  **(%%)~/~/ RODO will close when the device joining the network. (default)
1326 1326  
1327 -(% 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.
1288 +**(% style="color:blue" %)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.
1328 1328  
1329 1329  
1330 1330  * (% style="color:#037691" %)**Downlink Payload (prefix 0xAD):**
1331 1331  
1332 -(% style="color:blue" %)**0x AD aa      ** (%%)~/~/ same as AT+RODORET =aa
1293 +**(% style="color:blue" %)0x AD aa      ** (%%)~/~/ same as AT+RODORET =aa
1333 1333  
1295 +
1334 1334  
1335 1335  
1336 1336  ==== 3.4.2.21 Encrypted payload ====
... ... @@ -1338,56 +1338,60 @@
1338 1338  
1339 1339  * (% style="color:#037691" %)**AT Command:**
1340 1340  
1341 -(% style="color:blue" %)**AT+DECRYPT=1  ** (%%)~/~/ The payload is uploaded without encryption
1303 +**(% style="color:blue" %)AT+DECRYPT=1  ** (%%)~/~/ The payload is uploaded without encryption
1342 1342  
1343 -(% style="color:blue" %)**AT+DECRYPT=0    **(%%)~/~/  Encrypt when uploading payload (default)
1305 +**(% style="color:blue" %)AT+DECRYPT=0  **(%%)~/~/Encrypt when uploading payload (default)
1344 1344  
1345 1345  
1346 1346  
1309 +
1347 1347  ==== 3.4.2.22 Get sensor value ====
1348 1348  
1349 1349  
1350 1350  * (% style="color:#037691" %)**AT Command:**
1351 1351  
1352 -(% style="color:blue" %)**AT+GETSENSORVALUE=0    **(%%)~/~/ The serial port gets the reading of the current sensor
1315 +**(% style="color:blue" %)AT+GETSENSORVALUE=0  **(%%)~/~/ The serial port gets the reading of the current sensor
1353 1353  
1354 -(% style="color:blue" %)**AT+GETSENSORVALUE=1    **(%%)~/~/ The serial port gets the current sensor reading and uploads it.
1317 +**(% style="color:blue" %)AT+GETSENSORVALUE=1  **(%%)~/~/The serial port gets the current sensor reading and uploads it.
1355 1355  
1356 1356  
1357 1357  
1321 +
1358 1358  ==== 3.4.2.23 Resets the downlink packet count ====
1359 1359  
1360 1360  
1361 1361  * (% style="color:#037691" %)**AT Command:**
1362 1362  
1363 -(% 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)
1327 +**(% 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)
1364 1364  
1365 -(% 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.
1329 +**(% 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.
1366 1366  
1367 1367  
1368 1368  
1333 +
1369 1369  ==== 3.4.2.24 When the limit bytes are exceeded, upload in batches ====
1370 1370  
1371 1371  
1372 1372  * (% style="color:#037691" %)**AT Command:**
1373 1373  
1374 -(% 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)
1339 +**(% 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)
1375 1375  
1376 -(% 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.
1341 +**(% 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.
1377 1377  
1378 1378  
1379 1379  * (% style="color:#037691" %)**Downlink Payload **(%%)**:**
1380 1380  
1381 -(% style="color:blue" %)**0x21 00 01 ** (%%) ~/~/ Set  the DISMACANS=1
1346 +**(% style="color:blue" %)0x21 00 01 ** (%%) ~/~/ Set  the DISMACANS=1
1382 1382  
1383 1383  
1384 1384  
1350 +
1385 1385  ==== 3.4.2.25 Copy downlink to uplink ====
1386 1386  
1387 1387  
1388 1388  * (% style="color:#037691" %)**AT Command**(%%)**:**
1389 1389  
1390 -(% 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.
1356 +**(% 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.
1391 1391  
1392 1392  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.
1393 1393  
... ... @@ -1410,7 +1410,7 @@
1410 1410  * (((
1411 1411  (% style="color:#037691" %)**Downlink Payload**(%%)**:**
1412 1412  
1413 -(% style="color:blue" %)**26 01  ** (%%) ~/~/  Downlink 26 01 can query device upload frequency, frequency band, software version number, TDC time.
1379 +**(% style="color:blue" %)26 01  ** (%%) ~/~/  Downlink 26 01 can query device upload frequency, frequency band, software version number, TDC time.
1414 1414  
1415 1415  
1416 1416  )))
... ... @@ -1420,6 +1420,9 @@
1420 1420  [[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"]]
1421 1421  
1422 1422  
1389 +
1390 +)))
1391 +
1423 1423  == 3.5 Integrate with Mydevice ==
1424 1424  
1425 1425  
... ... @@ -1444,7 +1444,7 @@
1444 1444  
1445 1445  (% style="color:blue" %)**Step 3**(%%): Create an account or log in Mydevices.
1446 1446  
1447 -(% style="color:blue" %)**Step 4**(%%): Search LT-22222-L(for both LT-22222-L) and add DevEUI.(% style="display:none" %)
1416 +(% style="color:blue" %)**Step 4**(%%): Search LT-22222-L(for both LT-22222-L / LT-33222-L) and add DevEUI.(% style="display:none" %)
1448 1448  
1449 1449  Search under The things network
1450 1450  
... ... @@ -1469,8 +1469,10 @@
1469 1469  [[image:image-20220524094909-5.png||height="341" width="734"]]
1470 1470  
1471 1471  
1441 +
1472 1472  == 3.6 Interface Detail ==
1473 1473  
1444 +
1474 1474  === 3.6.1 Digital Input Port: DI1/DI2 /DI3 ( For LT-33222-L, low active ) ===
1475 1475  
1476 1476  
... ... @@ -1479,16 +1479,17 @@
1479 1479  [[image:1653356991268-289.png]]
1480 1480  
1481 1481  
1453 +
1482 1482  === 3.6.2 Digital Input Port: DI1/DI2 ( For LT-22222-L) ===
1483 1483  
1484 1484  
1485 1485  (((
1486 -The DI port of LT-22222-L can support **NPN** or **PNP** or **Dry Contact** output sensor.
1458 +The DI port of LT-22222-L can support NPN or PNP output sensor.
1487 1487  )))
1488 1488  
1489 1489  (((
1490 1490  (((
1491 -Internal circuit as below, the NEC2501 is a photocoupler, the Active current (from NEC2501 pin 1 to pin 2 is 1ma and the max current is 50mA). (% class="mark" %)When there is active current pass NEC2501 pin1 to pin2. The DI will be active high and DI LED status will change.
1463 +Internal circuit as below, the NEC2501 is a photocoupler, the Active current (from NEC2501 pin 1 to pin 2 is 1ma and the max current is 50mA. When there is active current pass NEC2501 pin1 to pin2. The DI will be active high.
1492 1492  
1493 1493  
1494 1494  )))
... ... @@ -1535,6 +1535,8 @@
1535 1535  
1536 1536  (((
1537 1537  
1510 +
1511 +
1538 1538  )))
1539 1539  
1540 1540  (((
... ... @@ -1566,6 +1566,8 @@
1566 1566  
1567 1567  (((
1568 1568  
1543 +
1544 +
1569 1569  )))
1570 1570  
1571 1571  (((
... ... @@ -1596,26 +1596,16 @@
1596 1596  )))
1597 1597  
1598 1598  
1599 -(% style="color:blue" %)**Example4**(%%): Connect to Dry Contact sensor
1600 1600  
1601 -From above DI ports circuit, we can see that active the photocoupler will need to have a voltage difference between DI+ and DI- port. While the Dry Contact sensor is a passive component which can't provide this voltage difference.
1602 -
1603 -To detect a Dry Contact, we can provide a power source to one pin of the Dry Contact. Below is a reference connection.
1604 -
1605 -[[image:image-20230616235145-1.png]]
1606 -
1607 -
1608 -
1609 1609  === 3.6.3 Digital Output Port: DO1/DO2 /DO3 ===
1610 1610  
1611 1611  
1612 -(% style="color:blue" %)**NPN output**(%%): GND or Float. Max voltage can apply to output pin is 36v.
1579 +NPN output: GND or Float. Max voltage can apply to output pin is 36v.
1613 1613  
1614 -(% style="color:red" %)**Note: DO pins go to float when device is power off.**
1615 -
1616 1616  [[image:1653357531600-905.png]]
1617 1617  
1618 1618  
1584 +
1619 1619  === 3.6.4 Analog Input Interface ===
1620 1620  
1621 1621  
... ... @@ -1633,12 +1633,13 @@
1633 1633  
1634 1634  (% style="color:blue" %)**Specifications of the wind speed sensor:**
1635 1635  
1636 -(% style="color:red" %)**Red:  12~~24v**
1602 +**Red:  12~~24v**
1637 1637  
1638 -(% style="color:#ffc000" %)**Yellow:  4~~20mA**
1604 +**Yellow:  4~~20mA**
1639 1639  
1640 1640  **Black:  GND**
1641 1641  
1608 +
1642 1642  **Connection diagram:**
1643 1643  
1644 1644  [[image:1653357640609-758.png]]
... ... @@ -1646,29 +1646,12 @@
1646 1646  [[image:1653357648330-671.png||height="155" width="733"]]
1647 1647  
1648 1648  
1649 -Example connected to a regulated power supply to measure voltage
1650 1650  
1651 -[[image:image-20230608101532-1.png||height="606" width="447"]]
1652 -
1653 -[[image:image-20230608101608-2.jpeg||height="379" width="284"]]
1654 -
1655 -[[image:image-20230608101722-3.png||height="102" width="1139"]]
1656 -
1657 -
1658 -(% style="color:blue; font-weight:bold" %)**Specifications of the regulated power**(%%) (% style="color:blue" %)**:**
1659 -
1660 -(% style="color:red" %)**Red:  12~~24v**
1661 -
1662 -**Black:  GND**
1663 -
1664 -
1665 1665  === 3.6.5 Relay Output ===
1666 1666  
1667 1667  
1668 1668  (((
1669 -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:
1670 -
1671 -**Note**: RO pins go to Open(NO) when device is power off.
1621 +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:
1672 1672  )))
1673 1673  
1674 1674  [[image:image-20220524100215-9.png]]
... ... @@ -1677,46 +1677,17 @@
1677 1677  [[image:image-20220524100215-10.png||height="382" width="723"]]
1678 1678  
1679 1679  
1630 +
1680 1680  == 3.7 LEDs Indicators ==
1681 1681  
1682 1682  
1683 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
1684 -|(% style="background-color:#d9e2f3; color:#0070c0; width:50px" %)**LEDs**|(% style="background-color:#d9e2f3; color:#0070c0; width:470px" %)**Feature**
1685 -|**PWR**|Always on if there is power
1686 -|**SYS**|(((
1687 -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.
1688 -)))
1689 -|**TX**|(((
1690 -(((
1691 -Device boot: TX blinks 5 times.
1692 -)))
1634 +[[image:image-20220524100748-11.png]]
1693 1693  
1694 -(((
1695 -Successful join network: TX ON for 5 seconds.
1696 -)))
1697 1697  
1698 -(((
1699 -Transmit a LoRa packet: TX blinks once
1700 -)))
1701 -)))
1702 -|**RX**|RX blinks once when receive a packet.
1703 -|**DO1**|
1704 -|**DO2**|
1705 -|**DO3**|
1706 -|**DI2**|(((
1707 -For LT-22222-L: ON when DI2 is high, LOW when DI2 is low
1708 -)))
1709 -|**DI2**|(((
1710 -For LT-22222-L: ON when DI2 is high, LOW when DI2 is low
1711 -)))
1712 -|**DI2**|(((
1713 -For LT-22222-L: ON when DI2 is high, LOW when DI2 is low
1714 -)))
1715 -|**RO1**|
1716 -|**RO2**|
1717 1717  
1718 1718  = 4. Use AT Command =
1719 1719  
1640 +
1720 1720  == 4.1 Access AT Command ==
1721 1721  
1722 1722  
... ... @@ -1927,8 +1927,10 @@
1927 1927  )))
1928 1928  
1929 1929  
1851 +
1930 1930  == 4.2 Common AT Command Sequence ==
1931 1931  
1854 +
1932 1932  === 4.2.1 Multi-channel ABP mode (Use with SX1301/LG308) ===
1933 1933  
1934 1934  (((
... ... @@ -1973,6 +1973,7 @@
1973 1973  )))
1974 1974  
1975 1975  
1899 +
1976 1976  === 4.2.2 Single-channel ABP mode (Use with LG01/LG02) ===
1977 1977  
1978 1978  (((
... ... @@ -2045,7 +2045,7 @@
2045 2045  **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?
2046 2046  dir=LoRa_Gateway/&file=LoRaWAN%201.0.3%20Regional%20Parameters.xlsx]] to see what DR means.**
2047 2047  
2048 -**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.**
1972 +**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**
2049 2049  
2050 2050  
2051 2051  )))
... ... @@ -2058,11 +2058,12 @@
2058 2058  
2059 2059  )))
2060 2060  
1985 +
2061 2061  === 4.2.3 Change to Class A ===
2062 2062  
2063 2063  
2064 2064  (((
2065 -(% style="color:blue" %)**If sensor JOINED:**
1990 +(% style="color:blue" %)If sensor JOINED:
2066 2066  
2067 2067  (% style="background-color:#dcdcdc" %)**AT+CLASS=A
2068 2068  ATZ**
... ... @@ -2069,19 +2069,13 @@
2069 2069  )))
2070 2070  
2071 2071  
2072 -= 5. Case Study =
2073 2073  
2074 -== 5.1 Counting how many objects pass in Flow Line ==
1998 += 5. FAQ =
2075 2075  
2076 2076  
2077 -Reference Link: [[How to set up to count objects pass in flow line>>How to set up to count objects pass in flow line]]?
2001 +== 5.1 How to upgrade the image? ==
2078 2078  
2079 2079  
2080 -= 6. FAQ =
2081 -
2082 -== 6.1 How to upgrade the image? ==
2083 -
2084 -
2085 2085  The LT LoRaWAN Controller is shipped with a 3.5mm cable, the cable is used to upload image to LT to:
2086 2086  
2087 2087  * Support new features
... ... @@ -2095,7 +2095,7 @@
2095 2095  
2096 2096  (((
2097 2097  (% style="color:blue" %)**Step1**(%%)**:** Download [[flash loader>>url:https://www.st.com/content/st_com/en/products/development-tools/software-development-tools/stm32-software-development-tools/stm32-programmers/flasher-stm32.html]].
2098 -(% style="color:blue" %)**Step2**(%%)**:** Download the [[LT Image files>>https://www.dropbox.com/sh/g99v0fxcltn9r1y/AACrbrDN0AqLHbBat0ViWx5Da/LT-22222-L/Firmware?dl=0&subfolder_nav_tracking=1]].
2017 +(% style="color:blue" %)**Step2**(%%)**:** Download the [[LT Image files>>url:https://www.dropbox.com/sh/g99v0fxcltn9r1y/AADKXQ2v5ZT-S3sxdmbvE7UAa/LT-22222-L/image?dl=0&subfolder_nav_tracking=1]].
2099 2099  (% style="color:blue" %)**Step3**(%%)**:** Open flashloader; choose the correct COM port to update.
2100 2100  
2101 2101  
... ... @@ -2109,10 +2109,8 @@
2109 2109  
2110 2110   [[image:image-20220524103407-12.png]]
2111 2111  
2112 -
2113 2113  [[image:image-20220524103429-13.png]]
2114 2114  
2115 -
2116 2116  [[image:image-20220524104033-15.png]]
2117 2117  
2118 2118  
... ... @@ -2124,8 +2124,10 @@
2124 2124  
2125 2125  (((
2126 2126  (((
2127 -== 6.2 How to change the LoRa Frequency Bands/Region? ==
2044 +
2128 2128  
2046 +== 5.2 How to change the LoRa Frequency Bands/Region? ==
2047 +
2129 2129  
2130 2130  )))
2131 2131  )))
... ... @@ -2137,8 +2137,9 @@
2137 2137  (((
2138 2138  
2139 2139  
2140 -== 6.3 How to set up LT to work with Single Channel Gateway such as LG01/LG02? ==
2141 2141  
2060 +== 5.3 How to set up LT to work with Single Channel Gateway such as LG01/LG02? ==
2061 +
2142 2142  
2143 2143  )))
2144 2144  
... ... @@ -2152,6 +2152,7 @@
2152 2152  (((
2153 2153  Assume we have a LG02 working in the frequency 868400000 now , below is the step.
2154 2154  
2075 +
2155 2155  
2156 2156  )))
2157 2157  )))
... ... @@ -2200,29 +2200,26 @@
2200 2200  [[image:1653360498588-932.png||height="485" width="726"]]
2201 2201  
2202 2202  
2203 -== 6.4 How to change the uplink interval？ ==
2204 2204  
2125 +== 5.4 Can I see counting event in Serial? ==
2205 2205  
2206 -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/]]
2207 2207  
2208 -
2209 -== 6.5 Can I see counting event in Serial? ==
2210 -
2211 -
2212 2212  (((
2213 2213  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.
2214 2214  
2215 2215  
2216 -== 6.6 Can i use point to point communication for LT-22222-L? ==
2217 2217  
2133 +== 5.5 Can i use point to point communication for LT-22222-L? ==
2218 2218  
2219 -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]].
2220 2220  
2136 +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]].
2137 +
2138 +
2221 2221  
2222 2222  )))
2223 2223  
2224 2224  (((
2225 -== 6.7 Why does the relay output become the default and open relay after the lt22222 is powered off? ==
2143 +== 5.6 Why does the relay output become the default and open relay after the lt22222 is powered off? ==
2226 2226  
2227 2227  
2228 2228  If the device is not shut down, but directly powered off.
... ... @@ -2234,9 +2234,10 @@
2234 2234  After restart, the status before power failure will be read from flash.
2235 2235  
2236 2236  
2237 -== 6.8 Can i set up LT-22222-L as a NC(Normal Close) Relay? ==
2238 2238  
2156 +== 5.7 Can i set up LT-22222-L as a NC(Normal Close) Relay? ==
2239 2239  
2158 +
2240 2240  LT-22222-L built-in relay is NO (Normal Open). User can use an external relay to achieve Normal Close purpose. Diagram as below:
2241 2241  
2242 2242  
... ... @@ -2243,18 +2243,15 @@
2243 2243  [[image:image-20221006170630-1.png||height="610" width="945"]]
2244 2244  
2245 2245  
2246 -== 6.9 Can LT22222-L save RO state? ==
2247 2247  
2166 += 6. Trouble Shooting =
2248 2248  
2249 -Firmware version needs to be no less than 1.6.0.
2250 -
2251 -
2252 -= 7. Trouble Shooting =
2168 +
2253 2253  )))
2254 2254  
2255 2255  (((
2256 2256  (((
2257 -== 7.1 Downlink doesn't work, how to solve it? ==
2173 +== 6.1 Downlink doesn't work, how to solve it? ==
2258 2258  
2259 2259  
2260 2260  )))
... ... @@ -2267,8 +2267,9 @@
2267 2267  (((
2268 2268  
2269 2269  
2270 -== 7.2 Have trouble to upload image. ==
2271 2271  
2187 +== 6.2 Have trouble to upload image. ==
2188 +
2272 2272  
2273 2273  )))
2274 2274  
... ... @@ -2279,8 +2279,9 @@
2279 2279  (((
2280 2280  
2281 2281  
2282 -== 7.3 Why I can't join TTN in US915 /AU915 bands? ==
2283 2283  
2200 +== 6.3 Why I can't join TTN in US915 /AU915 bands? ==
2201 +
2284 2284  
2285 2285  )))
2286 2286  
... ... @@ -2289,9 +2289,10 @@
2289 2289  )))
2290 2290  
2291 2291  
2292 -= 8. Order Info =
2293 2293  
2211 += 7. Order Info =
2294 2294  
2213 +
2295 2295  (% style="color:#4f81bd" %)**LT-22222-L-XXX:**
2296 2296  
2297 2297  (% style="color:#4f81bd" %)**XXX:**
... ... @@ -2306,7 +2306,7 @@
2306 2306  * (% style="color:red" %)**IN865**(%%):  LT with frequency bands IN865
2307 2307  * (% style="color:red" %)**CN779**(%%):  LT with frequency bands CN779
2308 2308  
2309 -= 9. Packing Info =
2228 += 8. Packing Info =
2310 2310  
2311 2311  
2312 2312  **Package Includes**:
... ... @@ -2323,7 +2323,7 @@
2323 2323  * Package Size / pcs : 14.5 x 8 x 5 cm
2324 2324  * Weight / pcs : 170g
2325 2325  
2326 -= 10. Support =
2245 += 9. Support =
2327 2327  
2328 2328  
2329 2329  * (((
... ... @@ -2330,17 +2330,16 @@
2330 2330  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.
2331 2331  )))
2332 2332  * (((
2333 -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]]
2252 +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]]
2334 2334  
2335 2335  
2255 +
2336 2336  
2337 2337  )))
2338 2338  
2339 -= 11. Reference​​​​​ =
2259 += 10. Reference​​​​​ =
2340 2340  
2341 2341  
2342 2342  * 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]]
2343 2343  * [[Datasheet, Document Base>>https://www.dropbox.com/sh/gxxmgks42tqfr3a/AACEdsj_mqzeoTOXARRlwYZ2a?dl=0]]
2344 2344  * [[Hardware Source>>url:https://github.com/dragino/Lora/tree/master/LT/LT-33222-L/v1.0]]
2345 -
2346 -
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