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Last modified by Mengting Qiu on 2025/06/04 18:42
From version 77.71
edited by Xiaoling
on 2022/06/10 09:22
Change comment: There is no comment for this version
To version 82.10
edited by Xiaoling
on 2022/06/20 11:41
Change comment: There is no comment for this version

Summary

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... ... @@ -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:
... ... @@ -607,7 +607,7 @@
607 607  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
608 608  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.**
609 609  
610 -**AT Command to set Trigger Condition**:
581 +(% style="color:#037691" %)**AT Command to set Trigger Condition**:
611 611  
612 612  (% style="color:#4f81bd" %)**Trigger base on voltage**:
613 613  
... ... @@ -620,6 +620,7 @@
620 620  AT+AVLIM=5000,0,0,0   (If AVI1 voltage lower than 5V , trigger uplink, 0 means ignore)
621 621  
622 622  
594 +
623 623  (% style="color:#4f81bd" %)**Trigger base on current**:
624 624  
625 625  Format: AT+ACLIM=<AC1_LIMIT_LOW>,< AC1_LIMIT_HIGH>,<AC2_LIMIT_LOW>,< AC2_LIMIT_HIGH>
... ... @@ -629,6 +629,7 @@
629 629  AT+ACLIM=10000,15000,0,0   (If ACI1 voltage lower than 10mA or higher than 15mA, trigger an uplink)
630 630  
631 631  
604 +
632 632  (% style="color:#4f81bd" %)**Trigger base on DI status**:
633 633  
634 634  DI status trigger Flag.
... ... @@ -635,12 +635,13 @@
635 635  
636 636  Format: AT+DTRI=<DI1_TIRGGER_FlAG>,< DI2_TIRGGER_FlAG >
637 637  
611 +
638 638  **Example:**
639 639  
640 640  AT+ DTRI =1,0   (Enable DI1 trigger / disable DI2 trigger)
641 641  
642 642  
643 -**Downlink Command to set Trigger Condition**
617 +(% style="color:#037691" %)**Downlink Command to set Trigger Condition:**
644 644  
645 645  Type Code: 0xAA. Downlink command same as AT Command **AT+AVLIM, AT+ACLIM**
646 646  
... ... @@ -658,14 +658,18 @@
658 658  
659 659   Yy4 yy4: AC2 or AV2 high limit.
660 660  
635 +
661 661  **Example1**: AA 00 13 88 00 00 00 00 00 00
662 662  
663 663  Same as AT+AVLIM=5000,0,0,0   (If AVI1 voltage lower than 5V , trigger uplink, 0 means ignore)
664 664  
640 +
665 665  **Example2**: AA 02 01 00
666 666  
667 667  Same as AT+ DTRI =1,0  (Enable DI1 trigger / disable DI2 trigger)
668 668  
645 +
646 +
669 669  (% style="color:#4f81bd" %)**Trigger Settings Payload Explanation:**
670 670  
671 671  MOD6 Payload : total 11 bytes payload
... ... @@ -672,6 +672,7 @@
672 672  
673 673  [[image:image-20220524085923-1.png]]
674 674  
653 +
675 675  (% style="color:#4f81bd" %)**TRI FLAG1**(%%) is a combination to show if trigger is set for this part. Totally 1byte as below
676 676  
677 677  [[image:image-20220524090106-2.png]]
... ... @@ -720,6 +720,8 @@
720 720  === 3.3.7 Payload Decoder ===
721 721  
722 722  (((
702 +
703 +
723 723  **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/]]
724 724  
725 725  
... ... @@ -726,7 +726,6 @@
726 726  )))
727 727  
728 728  
729 -
730 730  == 3.4 ​Configure LT via AT or Downlink ==
731 731  
732 732  User can configure LT I/O Controller via AT Commands or LoRaWAN Downlink Commands
... ... @@ -753,7 +753,7 @@
753 753  
754 754  Set device uplink interval.
755 755  
756 -* AT Command:
736 +* (% style="color:#037691" %)**AT Command:**
757 757  
758 758  (% class="box infomessage" %)
759 759  (((
... ... @@ -763,7 +763,7 @@
763 763  **Example: **AT+TDC=30000. Means set interval to 30 seconds
764 764  
765 765  
766 -* Downlink Payload (prefix 0x01):
746 +* (% style="color:#037691" %)**Downlink Payload (prefix 0x01):**
767 767  
768 768  (% class="box infomessage" %)
769 769  (((
... ... @@ -776,7 +776,7 @@
776 776  
777 777  Set work mode.
778 778  
779 -* AT Command:
759 +* (% style="color:#037691" %)**AT Command:**
780 780  
781 781  (% class="box infomessage" %)
782 782  (((
... ... @@ -786,7 +786,7 @@
786 786  **Example**: AT+MOD=2. Set work mode to Double DI counting mode
787 787  
788 788  
789 -* Downlink Payload (prefix 0x0A):
769 +* (% style="color:#037691" %)**Downlink Payload (prefix 0x0A):**
790 790  
791 791  (% class="box infomessage" %)
792 792  (((
... ... @@ -797,12 +797,12 @@
797 797  
798 798  ==== 3.4.2.3 Poll an uplink ====
799 799  
800 -* AT Command:
780 +* (% style="color:#037691" %)AT Command:
801 801  
802 802  There is no AT Command to poll uplink
803 803  
804 804  
805 -* Downlink Payload (prefix 0x08):
785 +* (% style="color:#037691" %)Downlink Payload (prefix 0x08):
806 806  
807 807  (% class="box infomessage" %)
808 808  (((
... ... @@ -817,7 +817,7 @@
817 817  
818 818  Use of trigger mode, please check [[ADDMOD6>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
819 819  
820 -* AT Command:
800 +* (% style="color:#037691" %)AT Command:
821 821  
822 822  (% class="box infomessage" %)
823 823  (((
... ... @@ -829,7 +829,7 @@
829 829  0: Disable Trigger Mode
830 830  
831 831  
832 -* Downlink Payload (prefix 0x0A 06):
812 +* (% style="color:#037691" %)Downlink Payload (prefix 0x0A 06):
833 833  
834 834  (% class="box infomessage" %)
835 835  (((
... ... @@ -842,12 +842,12 @@
842 842  
843 843  Poll trigger settings,
844 844  
845 -* AT Command:
825 +* (% style="color:#037691" %)AT Command:
846 846  
847 847  There is no AT Command for this feature.
848 848  
849 849  
850 -* Downlink Payload (prefix 0x AB 06):
830 +* (% style="color:#037691" %)Downlink Payload (prefix 0x AB 06):
851 851  
852 852  (% class="box infomessage" %)
853 853  (((
... ... @@ -860,7 +860,7 @@
860 860  
861 861  Enable Disable DI1/DI2/DI2 as trigger,
862 862  
863 -* AT Command:
843 +* (% style="color:#037691" %)AT Command:
864 864  
865 865  (% class="box infomessage" %)
866 866  (((
... ... @@ -872,7 +872,7 @@
872 872  
873 873  AT+ DTRI =1,0   (Enable DI1 trigger / disable DI2 trigger)
874 874  
875 -* Downlink Payload (prefix 0xAA 02):
855 +* (% style="color:#037691" %)Downlink Payload (prefix 0xAA 02):
876 876  
877 877  (% class="box infomessage" %)
878 878  (((
... ... @@ -885,7 +885,7 @@
885 885  
886 886  Set DI1 or DI3(for LT-33222-L) trigger.
887 887  
888 -* AT Command:
868 +* (% style="color:#037691" %)AT Command:
889 889  
890 890  (% class="box infomessage" %)
891 891  (((
... ... @@ -902,7 +902,7 @@
902 902  AT+TRIG1=1,100(set DI1 port to trigger on high level, valid signal is 100ms )
903 903  
904 904  
905 -* Downlink Payload (prefix 0x09 01 ):
885 +* (% style="color:#037691" %)Downlink Payload (prefix 0x09 01 ):
906 906  
907 907  (% class="box infomessage" %)
908 908  (((
... ... @@ -915,7 +915,7 @@
915 915  
916 916  Set DI2 trigger.
917 917  
918 -* AT Command:
898 +* (% style="color:#037691" %)AT Command:
919 919  
920 920  (% class="box infomessage" %)
921 921  (((
... ... @@ -932,7 +932,7 @@
932 932  AT+TRIG2=0,100(set DI1 port to trigger on low level, valid signal is 100ms )
933 933  
934 934  
935 -* Downlink Payload (prefix 0x09 02 ):
915 +* (% style="color:#037691" %)Downlink Payload (prefix 0x09 02 ):
936 936  
937 937  (% class="box infomessage" %)
938 938  (((
... ... @@ -945,7 +945,7 @@
945 945  
946 946  Set current trigger , base on AC port. See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
947 947  
948 -* AT Command:
928 +* (% style="color:#037691" %)AT Command:
949 949  
950 950  (% class="box infomessage" %)
951 951  (((
... ... @@ -953,7 +953,7 @@
953 953  )))
954 954  
955 955  
956 -* Downlink Payload (prefix 0xAA 01 ):
936 +* (% style="color:#037691" %)Downlink Payload (prefix 0xAA 01 ):
957 957  
958 958  (% class="box infomessage" %)
959 959  (((
... ... @@ -966,7 +966,7 @@
966 966  
967 967  Set current trigger , base on AV port. See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
968 968  
969 -* AT Command:
949 +* (% style="color:#037691" %)AT Command:
970 970  
971 971  (% class="box infomessage" %)
972 972  (((
... ... @@ -974,7 +974,7 @@
974 974  )))
975 975  
976 976  
977 -* Downlink Payload (prefix 0xAA 00 ):
957 +* (% style="color:#037691" %)Downlink Payload (prefix 0xAA 00 ):
978 978  
979 979  (% class="box infomessage" %)
980 980  (((
... ... @@ -987,7 +987,7 @@
987 987  
988 988  Set AV and AC trigger minimum interval, system won’t response to the second trigger within this set time after the first trigger.
989 989  
990 -* AT Command:
970 +* (% style="color:#037691" %)AT Command:
991 991  
992 992  (% class="box infomessage" %)
993 993  (((
... ... @@ -995,7 +995,7 @@
995 995  )))
996 996  
997 997  
998 -* Downlink Payload (prefix 0xAC ):
978 +* (% style="color:#037691" %)Downlink Payload (prefix 0xAC ):
999 999  
1000 1000  (% class="box infomessage" %)
1001 1001  (((
... ... @@ -1006,12 +1006,12 @@
1006 1006  
1007 1007  ==== 3.4.2.12 DO ~-~- Control Digital Output DO1/DO2/DO3 ====
1008 1008  
1009 -* AT Command:
989 +* (% style="color:#037691" %)AT Command:
1010 1010  
1011 1011  There is no AT Command to control Digital Output
1012 1012  
1013 1013  
1014 -* Downlink Payload (prefix 0x02):
994 +* (% style="color:#037691" %)Downlink Payload (prefix 0x02):
1015 1015  
1016 1016  (% class="box infomessage" %)
1017 1017  (((
... ... @@ -1040,12 +1040,12 @@
1040 1040  
1041 1041  ==== 3.4.2.13 DO ~-~- Control Digital Output DO1/DO2/DO3 with time control ====
1042 1042  
1043 -* AT Command:
1023 +* (% style="color:#037691" %)AT Command:
1044 1044  
1045 1045  There is no AT Command to control Digital Output
1046 1046  
1047 1047  
1048 -* Downlink Payload (prefix 0xA9):
1028 +* (% style="color:#037691" %)Downlink Payload (prefix 0xA9):
1049 1049  
1050 1050  (% class="box infomessage" %)
1051 1051  (((
... ... @@ -1109,12 +1109,12 @@
1109 1109  
1110 1110  ==== 3.4.2.14 Relay ~-~- Control Relay Output RO1/RO2 ====
1111 1111  
1112 -* AT Command:
1092 +* (% style="color:#037691" %)AT Command:
1113 1113  
1114 1114  There is no AT Command to control Relay Output
1115 1115  
1116 1116  
1117 -* Downlink Payload (prefix 0x03):
1097 +* (% style="color:#037691" %)Downlink Payload (prefix 0x03):
1118 1118  
1119 1119  (% class="box infomessage" %)
1120 1120  (((
... ... @@ -1139,12 +1139,12 @@
1139 1139  
1140 1140  ==== 3.4.2.15 Relay ~-~- Control Relay Output RO1/RO2 with time control ====
1141 1141  
1142 -* AT Command:
1122 +* (% style="color:#037691" %)AT Command:
1143 1143  
1144 1144  There is no AT Command to control Relay Output
1145 1145  
1146 1146  
1147 -* Downlink Payload (prefix 0x05):
1127 +* (% style="color:#037691" %)Downlink Payload (prefix 0x05):
1148 1148  
1149 1149  (% class="box infomessage" %)
1150 1150  (((
... ... @@ -1196,7 +1196,7 @@
1196 1196  
1197 1197  When voltage exceed the threshold, count. Feature see [[MOD4>>||anchor="H3.3.4AT2BMOD3D42CSingleDICounting2B1xVoltageCounting"]]
1198 1198  
1199 -* AT Command:
1179 +* (% style="color:#037691" %)AT Command:
1200 1200  
1201 1201  (% class="box infomessage" %)
1202 1202  (((
... ... @@ -1204,7 +1204,7 @@
1204 1204  )))
1205 1205  
1206 1206  
1207 -* Downlink Payload (prefix 0xA5):
1187 +* (% style="color:#037691" %)Downlink Payload (prefix 0xA5):
1208 1208  
1209 1209  (% class="box infomessage" %)
1210 1210  (((
... ... @@ -1215,7 +1215,7 @@
1215 1215  
1216 1216  ==== 3.4.2.17 Counting ~-~- Pre-configure the Count Number ====
1217 1217  
1218 -* AT Command:
1198 +* (% style="color:#037691" %)AT Command:
1219 1219  
1220 1220  (% class="box infomessage" %)
1221 1221  (((
... ... @@ -1231,7 +1231,7 @@
1231 1231  Bb cc dd ee: number to be set
1232 1232  
1233 1233  
1234 -* Downlink Payload (prefix 0xA8):
1214 +* (% style="color:#037691" %)Downlink Payload (prefix 0xA8):
1235 1235  
1236 1236  (% class="box infomessage" %)
1237 1237  (((
... ... @@ -1244,7 +1244,7 @@
1244 1244  
1245 1245  Clear counting for counting mode
1246 1246  
1247 -* AT Command:
1227 +* (% style="color:#037691" %)AT Command:
1248 1248  
1249 1249  (% class="box infomessage" %)
1250 1250  (((
... ... @@ -1251,7 +1251,7 @@
1251 1251  **AT+CLRCOUNT ~/~/ clear all counting**
1252 1252  )))
1253 1253  
1254 -* Downlink Payload (prefix 0xA6):
1234 +* (% style="color:#037691" %)Downlink Payload (prefix 0xA6):
1255 1255  
1256 1256  (% class="box infomessage" %)
1257 1257  (((
... ... @@ -1262,7 +1262,7 @@
1262 1262  
1263 1263  ==== 3.4.2.19 Counting ~-~- Change counting mode save time ====
1264 1264  
1265 -* AT Command:
1245 +* (% style="color:#037691" %)AT Command:
1266 1266  
1267 1267  (% class="box infomessage" %)
1268 1268  (((
... ... @@ -1269,7 +1269,7 @@
1269 1269  **AT+COUTIME=60  ~/~/ Set save time to 60 seconds. Device will save the counting result in internal flash every 60 seconds. (min value: 30)**
1270 1270  )))
1271 1271  
1272 -* Downlink Payload (prefix 0xA7):
1252 +* (% style="color:#037691" %)Downlink Payload (prefix 0xA7):
1273 1273  
1274 1274  (% class="box infomessage" %)
1275 1275  (((
... ... @@ -1972,8 +1972,16 @@
1972 1972  )))
1973 1973  
1974 1974  (((
1975 -
1955 +== 5.6 Why does the relay output become the default and open relay after the lt22222 is powered off? ==
1976 1976  
1957 +If the device is not shut down, but directly powered off.
1958 +
1959 +It will default that this is a power-off state.
1960 +
1961 +In modes 2 to 5, DO RO status and pulse count are saved in flash.
1962 +
1963 +After restart, the status before power failure will be read from flash.
1964 +
1977 1977  = 6. Trouble Shooting =
1978 1978  )))
1979 1979