Skip to Content
Last modified by Mengting Qiu on 2025/06/04 18:42
From version 77.77
edited by Xiaoling
on 2022/06/10 09:24
Change comment: There is no comment for this version
To version 82.13
edited by Xiaoling
on 2022/06/20 11:46
Change comment: There is no comment for this version

Summary

Details

Page properties
Content
... ... @@ -19,6 +19,8 @@
19 19  == 1.1 What is LT Series I/O Controller ==
20 20  
21 21  (((
22 +
23 +
22 22  The Dragino (% style="color:blue" %)**LT series I/O Modules**(%%) are Long Range LoRaWAN I/O Controller. It contains different I/O Interfaces such as:** (% style="color:blue" %)analog current Input, analog voltage input(%%)**(% style="color:blue" %), **relay output**, **digital input**(%%) and (% style="color:blue" %)**digital output**(%%) etc. The LT I/O Modules are designed to simplify the installation of I/O monitoring.
23 23  )))
24 24  
... ... @@ -48,6 +48,7 @@
48 48  
49 49  )))
50 50  
53 +
51 51  == 1.2  Specifications ==
52 52  
53 53  (((
... ... @@ -76,6 +76,8 @@
76 76  )))
77 77  
78 78  (((
82 +
83 +
79 79  **Interface for Model: LT22222-L:**
80 80  )))
81 81  
... ... @@ -99,6 +99,8 @@
99 99  )))
100 100  
101 101  (((
107 +
108 +
102 102  **LoRa Spec:**
103 103  )))
104 104  
... ... @@ -159,6 +159,8 @@
159 159  * (((
160 160  Packet engine up to 256 bytes with CRC.
161 161  
169 +
170 +
162 162  
163 163  )))
164 164  
... ... @@ -172,6 +172,8 @@
172 172  * Firmware upgradable via program port
173 173  * Counting
174 174  
184 +
185 +
175 175  == 1.4  Applications ==
176 176  
177 177  * Smart Buildings & Home Automation
... ... @@ -181,6 +181,8 @@
181 181  * Smart Cities
182 182  * Smart Factory
183 183  
195 +
196 +
184 184  == 1.5 Hardware Variants ==
185 185  
186 186  (% border="1" style="background-color:#f7faff; width:500px" %)
... ... @@ -194,6 +194,7 @@
194 194  * 1 x Counting Port
195 195  )))
196 196  
210 +
197 197  = 2. Power ON Device =
198 198  
199 199  The LT controller can be powered by 7 ~~ 24V DC power source. Connect VIN to Power Input V+ and GND to power input V- to power the LT controller.
... ... @@ -216,12 +216,9 @@
216 216  
217 217  (((
218 218  In case user can’t set the OTAA keys in the network server and has to use the existing keys from server. User can [[use AT Command>>||anchor="H4.UseATCommand"]] to set the keys in the devices.
219 -
220 -
221 221  )))
222 222  
223 223  
224 -
225 225  == 3.2 Example to join LoRaWAN network ==
226 226  
227 227  (((
... ... @@ -230,12 +230,13 @@
230 230  
231 231  [[image:image-20220523172350-1.png||height="266" width="864"]]
232 232  
244 +
233 233  (((
234 234  The LG308 is already set to connect to [[TTN network >>url:https://www.thethingsnetwork.org/]]. So what we need to do now is only configure register this device to TTN:
235 235  )))
236 236  
237 237  (((
238 -**Step 1**: Create a device in TTN with the OTAA keys from LT IO controller.
250 +(% style="color:blue" %)**Step 1**(%%): Create a device in TTN with the OTAA keys from LT IO controller.
239 239  )))
240 240  
241 241  (((
... ... @@ -244,6 +244,7 @@
244 244  
245 245  [[image:1653297924498-393.png]]
246 246  
259 +
247 247  Input these keys in the LoRaWAN Server portal. Below is TTN screen shot:
248 248  
249 249  Add APP EUI in the application.
... ... @@ -257,7 +257,7 @@
257 257  
258 258  
259 259  (((
260 -**Step 2**: Power on LT and it will auto join to the TTN network. After join success, it will start to upload message to TTN and user can see in the panel.
273 +(% style="color:blue" %)**Step 2**(%%): Power on LT and it will auto join to the TTN network. After join success, it will start to upload message to TTN and user can see in the panel.
261 261  )))
262 262  
263 263  [[image:1653298044601-602.png||height="405" width="709"]]
... ... @@ -275,6 +275,8 @@
275 275  * **MOD5**: Single DI Counting + 2 x AVI + 1 x ACI + DO + RO
276 276  * **ADDMOD6**: Trigger Mode, Optional, used together with MOD1 ~~ MOD5
277 277  
291 +
292 +
278 278  === 3.3.1 AT+MOD~=1, 2ACI+2AVI ===
279 279  
280 280  The uplink payload includes totally 9 bytes. Uplink packets use FPORT=2 and every 10 minutes send one uplink by default.
... ... @@ -282,6 +282,8 @@
282 282  [[image:image-20220523174024-3.png]]
283 283  
284 284  (((
300 +
301 +
285 285  (% style="color:#4f81bd" %)**DIDORO**(%%) is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below
286 286  )))
287 287  
... ... @@ -295,6 +295,7 @@
295 295  
296 296  For example if payload is: [[image:image-20220523175847-2.png]]
297 297  
315 +
298 298  **The value for the interface is:  **
299 299  
300 300  AVI1 channel voltage is 0x04AB/1000=1195（DEC）/1000=1.195V
... ... @@ -325,8 +325,11 @@
325 325  ** DO1 is high in case there is load between DO1 and V+.
326 326  ** DO1 LED is off in both case
327 327  
346 +
347 +
328 328  === 3.3.2 AT+MOD~=2, (Double DI Counting) ===
329 329  
350 +
330 330  **For LT-22222-L**: this mode the **DI1 and DI2** are used as counting pins.
331 331  
332 332  (((
... ... @@ -335,6 +335,7 @@
335 335  
336 336  [[image:image-20220523180452-3.png]]
337 337  
359 +
338 338  (((
339 339  (% style="color:#4f81bd" %)**DIDORO**(%%) is a combination for RO1, RO2, DO3, DO2 and DO1. Totally 1bytes as below
340 340  )))
... ... @@ -350,6 +350,8 @@
350 350  )))
351 351  
352 352  (((
375 +
376 +
353 353  **To use counting mode, please run:**
354 354  )))
355 355  
... ... @@ -357,17 +357,14 @@
357 357  (((
358 358  (((
359 359  **AT+MOD=2**
360 -)))
361 -)))
362 362  
363 -(% class="box infomessage" %)
364 -(((
365 -(((
366 366  **ATZ**
367 367  )))
368 368  )))
369 369  
370 370  (((
390 +
391 +
371 371  (% style="color:#4f81bd" %)**AT Commands for counting:**
372 372  )))
373 373  
... ... @@ -379,40 +379,15 @@
379 379  (((
380 380  (((
381 381  **AT+TRIG1=0,100 (set DI1 port to trigger on low level, valid signal is 100ms) **
382 -)))
383 -)))
384 384  
385 -(% class="box infomessage" %)
386 -(((
387 -(((
388 388  **AT+TRIG1=1,100(set DI1 port to trigger on high level, valid signal is 100ms ) **
389 -)))
390 -)))
391 391  
392 -(% class="box infomessage" %)
393 -(((
394 -(((
395 395  **AT+TRIG2=0,100 (set DI2 port to trigger on low level, valid signal is 100ms) **
396 -)))
397 -)))
398 398  
399 -(% class="box infomessage" %)
400 -(((
401 -(((
402 402  **AT+TRIG2=1,100 (set DI2 port to trigger on high level, valid signal is 100ms ) **
403 -)))
404 -)))
405 405  
406 -(% class="box infomessage" %)
407 -(((
408 -(((
409 409  **AT+SETCNT=1,60   (Set COUNT1 value to 60)**
410 -)))
411 -)))
412 412  
413 -(% class="box infomessage" %)
414 -(((
415 -(((
416 416  **AT+SETCNT=2,60   (Set COUNT2 value to 60)**
417 417  )))
418 418  )))
... ... @@ -447,12 +447,7 @@
447 447  (((
448 448  (((
449 449  **AT+MOD=3**
450 -)))
451 -)))
452 452  
453 -(% class="box infomessage" %)
454 -(((
455 -(((
456 456  **ATZ**
457 457  )))
458 458  )))
... ... @@ -459,8 +459,6 @@
459 459  
460 460  (((
461 461  Other AT Commands for counting are similar to [[MOD2 Counting Command>>||anchor="H3.3.2AT2BMOD3D22C28DoubleDICounting29"]].
462 -
463 -
464 464  )))
465 465  
466 466  
... ... @@ -467,6 +467,7 @@
467 467  
468 468  === 3.3.4 AT+MOD~=4, Single DI Counting + 1 x Voltage Counting ===
469 469  
459 +
470 470  **LT22222-L**: This mode the DI1 is used as a counting pin.
471 471  
472 472  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.
... ... @@ -473,6 +473,7 @@
473 473  
474 474  [[image:image-20220523181903-8.png]]
475 475  
466 +
476 476  (((
477 477  (% style="color:#4f81bd" %)**DIDORO **(%%)is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below
478 478  )))
... ... @@ -488,6 +488,8 @@
488 488  )))
489 489  
490 490  (((
482 +
483 +
491 491  **To use this mode, please run:**
492 492  )))
493 493  
... ... @@ -495,25 +495,20 @@
495 495  (((
496 496  (((
497 497  **AT+MOD=4**
498 -)))
499 -)))
500 500  
501 -(% class="box infomessage" %)
502 -(((
503 -(((
504 504  **ATZ**
505 505  )))
506 506  )))
507 507  
508 -(((
509 -
510 -)))
511 511  
497 +
512 512  (((
513 513  Other AT Commands for counting are similar to [[MOD2 Counting Command>>||anchor="H3.3.2AT2BMOD3D22C28DoubleDICounting29"]].
514 514  )))
515 515  
516 516  (((
503 +
504 +
517 517  **Plus below command for AVI1 Counting:**
518 518  )))
519 519  
... ... @@ -520,40 +520,27 @@
520 520  (% class="box infomessage" %)
521 521  (((
522 522  (((
523 -**AT+SETCNT=3,60   (set AVI Count to 60)**
524 -)))
525 -)))
511 +(% style="color:blue" %)**AT+SETCNT=3,60**(%%)**   (set AVI Count to 60)**
526 526  
527 -(% class="box infomessage" %)
528 -(((
529 -(((
530 -**AT+VOLMAX=20000   (If AVI1 voltage higher than VOLMAX (20000mV =20v), counter increase 1)**
531 -)))
532 -)))
513 +(% style="color:blue" %)**AT+VOLMAX=20000**(%%)**   (If AVI1 voltage higher than VOLMAX (20000mV =20v), counter increase 1)**
533 533  
534 -(% class="box infomessage" %)
535 -(((
536 -(((
537 -**AT+VOLMAX=20000,0   (If AVI1 voltage lower than VOLMAX (20000mV =20v), counter increase 1)**
538 -)))
539 -)))
515 +(% style="color:blue" %)**AT+VOLMAX=20000,0**(%%)**   (If AVI1 voltage lower than VOLMAX (20000mV =20v), counter increase 1)**
540 540  
541 -(% class="box infomessage" %)
542 -(((
543 -(((
544 -**AT+VOLMAX=20000,1   (If AVI1 voltage higer than VOLMAX (20000mV =20v), counter increase 1)**
517 +(% style="color:blue" %)**AT+VOLMAX=20000,1**(%%)**   (If AVI1 voltage higer than VOLMAX (20000mV =20v), counter increase 1)**
545 545  )))
546 546  )))
547 547  
548 548  
549 -
550 550  === 3.3.5 AT+MOD~=5, Single DI Counting + 2 x AVI + 1 x ACI ===
551 551  
524 +
552 552  **LT22222-L**: This mode the DI1 is used as a counting pin.
553 553  
554 554  [[image:image-20220523182334-9.png]]
555 555  
556 556  (((
530 +
531 +
557 557  (% style="color:#4f81bd" %)**DIDORO**(%%) is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below
558 558  )))
559 559  
... ... @@ -568,6 +568,8 @@
568 568  )))
569 569  
570 570  (((
546 +
547 +
571 571  **To use this mode, please run:**
572 572  )))
573 573  
... ... @@ -575,12 +575,7 @@
575 575  (((
576 576  (((
577 577  **AT+MOD=5**
578 -)))
579 -)))
580 580  
581 -(% class="box infomessage" %)
582 -(((
583 -(((
584 584  **ATZ**
585 585  )))
586 586  )))
... ... @@ -587,8 +587,6 @@
587 587  
588 588  (((
589 589  Other AT Commands for counting are similar to [[MOD2 Counting Command>>||anchor="H3.3.2AT2BMOD3D22C28DoubleDICounting29"]].
590 -
591 -
592 592  )))
593 593  
594 594  
... ... @@ -595,6 +595,7 @@
595 595  
596 596  === 3.3.6 AT+ADDMOD~=6. (Trigger Mode, Optional) ===
597 597  
568 +
598 598  (% style="color:#4f81bd" %)**This mode is an optional mode for trigger purpose. It can run together with other mode.**
599 599  
600 600  For example, if user has configured below commands:
... ... @@ -602,15 +602,13 @@
602 602  * **AT+MOD=1 ** **~-~->** The normal working mode
603 603  * **AT+ADDMOD6=1**   **~-~->** Enable trigger
604 604  
605 -
606 606  LT will keep monitoring AV1/AV2/AC1/AC2 every 5 seconds; LT will send uplink packets in two cases:
607 607  
608 608  1. Periodically uplink (Base on TDC time). Payload is same as the normal MOD (MOD 1 for above command). This uplink uses LoRaWAN (% style="color:#4f81bd" %)**unconfirmed**(%%) data type
609 609  1. Trigger uplink when meet the trigger condition. LT will sent two packets in this case, the first uplink use payload specify in this mod (mod=6), the second packets use the normal mod payload(MOD=1 for above settings). Both Uplinks use LoRaWAN (% style="color:#4f81bd" %)**CONFIRMED data type.**
610 610  
581 +(% style="color:#037691" %)**AT Command to set Trigger Condition**:
611 611  
612 -**AT Command to set Trigger Condition**:
613 -
614 614  (% style="color:#4f81bd" %)**Trigger base on voltage**:
615 615  
616 616  Format: AT+AVLIM=<AV1_LIMIT_LOW>,< AV1_LIMIT_HIGH>,<AV2_LIMIT_LOW>,< AV2_LIMIT_HIGH>
... ... @@ -622,6 +622,7 @@
622 622  AT+AVLIM=5000,0,0,0   (If AVI1 voltage lower than 5V , trigger uplink, 0 means ignore)
623 623  
624 624  
594 +
625 625  (% style="color:#4f81bd" %)**Trigger base on current**:
626 626  
627 627  Format: AT+ACLIM=<AC1_LIMIT_LOW>,< AC1_LIMIT_HIGH>,<AC2_LIMIT_LOW>,< AC2_LIMIT_HIGH>
... ... @@ -631,6 +631,7 @@
631 631  AT+ACLIM=10000,15000,0,0   (If ACI1 voltage lower than 10mA or higher than 15mA, trigger an uplink)
632 632  
633 633  
604 +
634 634  (% style="color:#4f81bd" %)**Trigger base on DI status**:
635 635  
636 636  DI status trigger Flag.
... ... @@ -637,12 +637,13 @@
637 637  
638 638  Format: AT+DTRI=<DI1_TIRGGER_FlAG>,< DI2_TIRGGER_FlAG >
639 639  
611 +
640 640  **Example:**
641 641  
642 642  AT+ DTRI =1,0   (Enable DI1 trigger / disable DI2 trigger)
643 643  
644 644  
645 -**Downlink Command to set Trigger Condition**
617 +(% style="color:#037691" %)**Downlink Command to set Trigger Condition:**
646 646  
647 647  Type Code: 0xAA. Downlink command same as AT Command **AT+AVLIM, AT+ACLIM**
648 648  
... ... @@ -671,6 +671,7 @@
671 671  Same as AT+ DTRI =1,0  (Enable DI1 trigger / disable DI2 trigger)
672 672  
673 673  
646 +
674 674  (% style="color:#4f81bd" %)**Trigger Settings Payload Explanation:**
675 675  
676 676  MOD6 Payload : total 11 bytes payload
... ... @@ -684,7 +684,6 @@
684 684  
685 685  * Each bits shows if the corresponding trigger has been configured.
686 686  
687 -
688 688  **Example:**
689 689  
690 690  10100000: Means the system has configure to use the trigger: AC1_LOW and AV2_LOW
... ... @@ -696,7 +696,6 @@
696 696  
697 697  * Each bits shows which status has been trigger on this uplink.
698 698  
699 -
700 700  **Example:**
701 701  
702 702  10000000: Means this packet is trigger by AC1_LOW. Means voltage too low.
... ... @@ -708,7 +708,6 @@
708 708  
709 709  * Each bits shows which status has been trigger on this uplink.
710 710  
711 -
712 712  **Example:**
713 713  
714 714  00000111: Means both DI1 and DI2 trigger are enabled and this packet is trigger by DI1.
... ... @@ -729,6 +729,8 @@
729 729  === 3.3.7 Payload Decoder ===
730 730  
731 731  (((
702 +
703 +
732 732  **Decoder for TTN/loraserver/ChirpStack**: [[http:~~/~~/www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/Payload_decoder/>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/Payload_decoder/]]
733 733  
734 734  
... ... @@ -735,7 +735,6 @@
735 735  )))
736 736  
737 737  
738 -
739 739  == 3.4 ​Configure LT via AT or Downlink ==
740 740  
741 741  User can configure LT I/O Controller via AT Commands or LoRaWAN Downlink Commands
... ... @@ -762,7 +762,7 @@
762 762  
763 763  Set device uplink interval.
764 764  
765 -* AT Command:
736 +* (% style="color:#037691" %)**AT Command:**
766 766  
767 767  (% class="box infomessage" %)
768 768  (((
... ... @@ -772,7 +772,7 @@
772 772  **Example: **AT+TDC=30000. Means set interval to 30 seconds
773 773  
774 774  
775 -* Downlink Payload (prefix 0x01):
746 +* (% style="color:#037691" %)**Downlink Payload (prefix 0x01):**
776 776  
777 777  (% class="box infomessage" %)
778 778  (((
... ... @@ -785,7 +785,7 @@
785 785  
786 786  Set work mode.
787 787  
788 -* AT Command:
759 +* (% style="color:#037691" %)**AT Command:**
789 789  
790 790  (% class="box infomessage" %)
791 791  (((
... ... @@ -795,7 +795,7 @@
795 795  **Example**: AT+MOD=2. Set work mode to Double DI counting mode
796 796  
797 797  
798 -* Downlink Payload (prefix 0x0A):
769 +* (% style="color:#037691" %)**Downlink Payload (prefix 0x0A):**
799 799  
800 800  (% class="box infomessage" %)
801 801  (((
... ... @@ -806,12 +806,12 @@
806 806  
807 807  ==== 3.4.2.3 Poll an uplink ====
808 808  
809 -* AT Command:
780 +* (% style="color:#037691" %)AT Command:
810 810  
811 811  There is no AT Command to poll uplink
812 812  
813 813  
814 -* Downlink Payload (prefix 0x08):
785 +* (% style="color:#037691" %)Downlink Payload (prefix 0x08):
815 815  
816 816  (% class="box infomessage" %)
817 817  (((
... ... @@ -826,7 +826,7 @@
826 826  
827 827  Use of trigger mode, please check [[ADDMOD6>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
828 828  
829 -* AT Command:
800 +* (% style="color:#037691" %)AT Command:
830 830  
831 831  (% class="box infomessage" %)
832 832  (((
... ... @@ -838,7 +838,7 @@
838 838  0: Disable Trigger Mode
839 839  
840 840  
841 -* Downlink Payload (prefix 0x0A 06):
812 +* (% style="color:#037691" %)Downlink Payload (prefix 0x0A 06):
842 842  
843 843  (% class="box infomessage" %)
844 844  (((
... ... @@ -851,12 +851,12 @@
851 851  
852 852  Poll trigger settings,
853 853  
854 -* AT Command:
825 +* (% style="color:#037691" %)AT Command:
855 855  
856 856  There is no AT Command for this feature.
857 857  
858 858  
859 -* Downlink Payload (prefix 0x AB 06):
830 +* (% style="color:#037691" %)Downlink Payload (prefix 0x AB 06):
860 860  
861 861  (% class="box infomessage" %)
862 862  (((
... ... @@ -869,7 +869,7 @@
869 869  
870 870  Enable Disable DI1/DI2/DI2 as trigger,
871 871  
872 -* AT Command:
843 +* (% style="color:#037691" %)AT Command:
873 873  
874 874  (% class="box infomessage" %)
875 875  (((
... ... @@ -881,7 +881,7 @@
881 881  
882 882  AT+ DTRI =1,0   (Enable DI1 trigger / disable DI2 trigger)
883 883  
884 -* Downlink Payload (prefix 0xAA 02):
855 +* (% style="color:#037691" %)Downlink Payload (prefix 0xAA 02):
885 885  
886 886  (% class="box infomessage" %)
887 887  (((
... ... @@ -894,7 +894,7 @@
894 894  
895 895  Set DI1 or DI3(for LT-33222-L) trigger.
896 896  
897 -* AT Command:
868 +* (% style="color:#037691" %)AT Command:
898 898  
899 899  (% class="box infomessage" %)
900 900  (((
... ... @@ -911,7 +911,7 @@
911 911  AT+TRIG1=1,100(set DI1 port to trigger on high level, valid signal is 100ms )
912 912  
913 913  
914 -* Downlink Payload (prefix 0x09 01 ):
885 +* (% style="color:#037691" %)Downlink Payload (prefix 0x09 01 ):
915 915  
916 916  (% class="box infomessage" %)
917 917  (((
... ... @@ -924,7 +924,7 @@
924 924  
925 925  Set DI2 trigger.
926 926  
927 -* AT Command:
898 +* (% style="color:#037691" %)AT Command:
928 928  
929 929  (% class="box infomessage" %)
930 930  (((
... ... @@ -941,7 +941,7 @@
941 941  AT+TRIG2=0,100(set DI1 port to trigger on low level, valid signal is 100ms )
942 942  
943 943  
944 -* Downlink Payload (prefix 0x09 02 ):
915 +* (% style="color:#037691" %)Downlink Payload (prefix 0x09 02 ):
945 945  
946 946  (% class="box infomessage" %)
947 947  (((
... ... @@ -954,7 +954,7 @@
954 954  
955 955  Set current trigger , base on AC port. See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
956 956  
957 -* AT Command:
928 +* (% style="color:#037691" %)AT Command:
958 958  
959 959  (% class="box infomessage" %)
960 960  (((
... ... @@ -962,7 +962,7 @@
962 962  )))
963 963  
964 964  
965 -* Downlink Payload (prefix 0xAA 01 ):
936 +* (% style="color:#037691" %)Downlink Payload (prefix 0xAA 01 ):
966 966  
967 967  (% class="box infomessage" %)
968 968  (((
... ... @@ -975,7 +975,7 @@
975 975  
976 976  Set current trigger , base on AV port. See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
977 977  
978 -* AT Command:
949 +* (% style="color:#037691" %)AT Command:
979 979  
980 980  (% class="box infomessage" %)
981 981  (((
... ... @@ -983,7 +983,7 @@
983 983  )))
984 984  
985 985  
986 -* Downlink Payload (prefix 0xAA 00 ):
957 +* (% style="color:#037691" %)Downlink Payload (prefix 0xAA 00 ):
987 987  
988 988  (% class="box infomessage" %)
989 989  (((
... ... @@ -996,7 +996,7 @@
996 996  
997 997  Set AV and AC trigger minimum interval, system won’t response to the second trigger within this set time after the first trigger.
998 998  
999 -* AT Command:
970 +* (% style="color:#037691" %)AT Command:
1000 1000  
1001 1001  (% class="box infomessage" %)
1002 1002  (((
... ... @@ -1004,7 +1004,7 @@
1004 1004  )))
1005 1005  
1006 1006  
1007 -* Downlink Payload (prefix 0xAC ):
978 +* (% style="color:#037691" %)Downlink Payload (prefix 0xAC ):
1008 1008  
1009 1009  (% class="box infomessage" %)
1010 1010  (((
... ... @@ -1015,12 +1015,12 @@
1015 1015  
1016 1016  ==== 3.4.2.12 DO ~-~- Control Digital Output DO1/DO2/DO3 ====
1017 1017  
1018 -* AT Command:
989 +* (% style="color:#037691" %)AT Command:
1019 1019  
1020 1020  There is no AT Command to control Digital Output
1021 1021  
1022 1022  
1023 -* Downlink Payload (prefix 0x02):
994 +* (% style="color:#037691" %)Downlink Payload (prefix 0x02):
1024 1024  
1025 1025  (% class="box infomessage" %)
1026 1026  (((
... ... @@ -1049,12 +1049,12 @@
1049 1049  
1050 1050  ==== 3.4.2.13 DO ~-~- Control Digital Output DO1/DO2/DO3 with time control ====
1051 1051  
1052 -* AT Command:
1023 +* (% style="color:#037691" %)AT Command:
1053 1053  
1054 1054  There is no AT Command to control Digital Output
1055 1055  
1056 1056  
1057 -* Downlink Payload (prefix 0xA9):
1028 +* (% style="color:#037691" %)Downlink Payload (prefix 0xA9):
1058 1058  
1059 1059  (% class="box infomessage" %)
1060 1060  (((
... ... @@ -1118,12 +1118,12 @@
1118 1118  
1119 1119  ==== 3.4.2.14 Relay ~-~- Control Relay Output RO1/RO2 ====
1120 1120  
1121 -* AT Command:
1092 +* (% style="color:#037691" %)AT Command:
1122 1122  
1123 1123  There is no AT Command to control Relay Output
1124 1124  
1125 1125  
1126 -* Downlink Payload (prefix 0x03):
1097 +* (% style="color:#037691" %)Downlink Payload (prefix 0x03):
1127 1127  
1128 1128  (% class="box infomessage" %)
1129 1129  (((
... ... @@ -1148,12 +1148,12 @@
1148 1148  
1149 1149  ==== 3.4.2.15 Relay ~-~- Control Relay Output RO1/RO2 with time control ====
1150 1150  
1151 -* AT Command:
1122 +* (% style="color:#037691" %)AT Command:
1152 1152  
1153 1153  There is no AT Command to control Relay Output
1154 1154  
1155 1155  
1156 -* Downlink Payload (prefix 0x05):
1127 +* (% style="color:#037691" %)Downlink Payload (prefix 0x05):
1157 1157  
1158 1158  (% class="box infomessage" %)
1159 1159  (((
... ... @@ -1205,31 +1205,22 @@
1205 1205  
1206 1206  When voltage exceed the threshold, count. Feature see [[MOD4>>||anchor="H3.3.4AT2BMOD3D42CSingleDICounting2B1xVoltageCounting"]]
1207 1207  
1208 -* AT Command:
1179 +* (% style="color:#037691" %)**AT Command:**
1209 1209  
1210 -(% class="box infomessage" %)
1211 -(((
1212 -**AT+VOLMAX    ~/~/ See [[MOD4>>||anchor="H3.3.4AT2BMOD3D42CSingleDICounting2B1xVoltageCounting"]]**
1213 -)))
1181 +(% style="color:#037691" %)**​​​​​​​**(%%)**AT+VOLMAX   ** ~/~/ See [[MOD4>>||anchor="H3.3.4AT2BMOD3D42CSingleDICounting2B1xVoltageCounting"]]
1214 1214  
1215 1215  
1216 -* Downlink Payload (prefix 0xA5):
1184 +* (% style="color:#037691" %)**Downlink Payload (prefix 0xA5):**
1217 1217  
1218 -(% class="box infomessage" %)
1219 -(((
1220 -**0xA5 aa bb cc   ~/~/ Same as AT+VOLMAX=(aa bb),cc**
1221 -)))
1186 +**0xA5 aa bb cc   **~/~/ Same as AT+VOLMAX=(aa bb),cc
1222 1222  
1223 1223  
1224 1224  
1225 1225  ==== 3.4.2.17 Counting ~-~- Pre-configure the Count Number ====
1226 1226  
1227 -* AT Command:
1192 +* (% style="color:#037691" %)**AT Command:**
1228 1228  
1229 -(% class="box infomessage" %)
1230 -(((
1231 -**AT+SETCNT=aa,(bb cc dd ee) **
1232 -)))
1194 +(% style="color:#037691" %)**​​​​​​​​​​​​​​**(%%)**AT+SETCNT=aa,(bb cc dd ee) **
1233 1233  
1234 1234  aa: 1: Set count1,
1235 1235  
... ... @@ -1240,12 +1240,9 @@
1240 1240  Bb cc dd ee: number to be set
1241 1241  
1242 1242  
1243 -* Downlink Payload (prefix 0xA8):
1205 +* (% style="color:#037691" %)**Downlink Payload (prefix 0xA8):**
1244 1244  
1245 -(% class="box infomessage" %)
1246 -(((
1247 -**0x A8 aa bb cc dd ee     ~/~/ same as AT+SETCNT=aa,(bb cc dd ee)**
1248 -)))
1207 +**0x A8 aa bb cc dd ee     **~/~/ same as AT+SETCNT=aa,(bb cc dd ee)
1249 1249  
1250 1250  
1251 1251  
... ... @@ -1253,38 +1253,28 @@
1253 1253  
1254 1254  Clear counting for counting mode
1255 1255  
1256 -* AT Command:
1215 +* (% style="color:#037691" %)**AT Command:**
1257 1257  
1258 -(% class="box infomessage" %)
1259 -(((
1260 -**AT+CLRCOUNT ~/~/ clear all counting**
1261 -)))
1217 +(% style="color:#037691" %)​​​​​​​​​​​​​​(%%)**AT+CLRCOUNT ** ~/~/ clear all counting
1262 1262  
1263 -* Downlink Payload (prefix 0xA6):
1264 1264  
1265 -(% class="box infomessage" %)
1266 -(((
1267 -**0x A6 01     ~/~/ clear all counting,**
1268 -)))
1220 +* (% style="color:#037691" %)**Downlink Payload (prefix 0xA6):**
1269 1269  
1222 +**0x A6 01    ** ~/~/ clear all counting
1270 1270  
1271 1271  
1225 +
1272 1272  ==== 3.4.2.19 Counting ~-~- Change counting mode save time ====
1273 1273  
1274 -* AT Command:
1228 +* (% style="color:#037691" %)**AT Command:**
1275 1275  
1276 -(% class="box infomessage" %)
1277 -(((
1278 -**AT+COUTIME=60  ~/~/ Set save time to 60 seconds. Device will save the counting result in internal flash every 60 seconds. (min value: 30)**
1279 -)))
1230 +**AT+COUTIME=60  **~/~/ Set save time to 60 seconds. Device will save the counting result in internal flash every 60 seconds. (min value: 30)
1280 1280  
1281 -* Downlink Payload (prefix 0xA7):
1282 1282  
1283 -(% class="box infomessage" %)
1284 -(((
1285 -**0x A7 aa bb cc     ~/~/ same as AT+COUTIME =aa bb cc,**
1286 -)))
1233 +* (% style="color:#037691" %)**Downlink Payload (prefix 0xA7):**
1287 1287  
1235 +**0x A7 aa bb cc     **~/~/ same as AT+COUTIME =aa bb cc,
1236 +
1288 1288  (((
1289 1289  range: aa bb cc:0 to 16777215,  (unit:second)
1290 1290  
... ... @@ -1981,8 +1981,16 @@
1981 1981  )))
1982 1982  
1983 1983  (((
1984 -
1933 +== 5.6 Why does the relay output become the default and open relay after the lt22222 is powered off? ==
1985 1985  
1935 +If the device is not shut down, but directly powered off.
1936 +
1937 +It will default that this is a power-off state.
1938 +
1939 +In modes 2 to 5, DO RO status and pulse count are saved in flash.
1940 +
1941 +After restart, the status before power failure will be read from flash.
1942 +
1986 1986  = 6. Trouble Shooting =
1987 1987  )))
1988 1988