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Last modified by Mengting Qiu on 2025/06/04 18:42
From version 77.79
edited by Xiaoling
on 2022/06/10 09:25
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  
... ... @@ -520,35 +520,20 @@
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]]
... ... @@ -579,12 +579,7 @@
579 579  (((
580 580  (((
581 581  **AT+MOD=5**
582 -)))
583 -)))
584 584  
585 -(% class="box infomessage" %)
586 -(((
587 -(((
588 588  **ATZ**
589 589  )))
590 590  )))
... ... @@ -597,6 +597,7 @@
597 597  
598 598  === 3.3.6 AT+ADDMOD~=6. (Trigger Mode, Optional) ===
599 599  
568 +
600 600  (% style="color:#4f81bd" %)**This mode is an optional mode for trigger purpose. It can run together with other mode.**
601 601  
602 602  For example, if user has configured below commands:
... ... @@ -604,15 +604,13 @@
604 604  * **AT+MOD=1 ** **~-~->** The normal working mode
605 605  * **AT+ADDMOD6=1**   **~-~->** Enable trigger
606 606  
607 -
608 608  LT will keep monitoring AV1/AV2/AC1/AC2 every 5 seconds; LT will send uplink packets in two cases:
609 609  
610 610  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
611 611  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.**
612 612  
581 +(% style="color:#037691" %)**AT Command to set Trigger Condition**:
613 613  
614 -**AT Command to set Trigger Condition**:
615 -
616 616  (% style="color:#4f81bd" %)**Trigger base on voltage**:
617 617  
618 618  Format: AT+AVLIM=<AV1_LIMIT_LOW>,< AV1_LIMIT_HIGH>,<AV2_LIMIT_LOW>,< AV2_LIMIT_HIGH>
... ... @@ -624,6 +624,7 @@
624 624  AT+AVLIM=5000,0,0,0   (If AVI1 voltage lower than 5V , trigger uplink, 0 means ignore)
625 625  
626 626  
594 +
627 627  (% style="color:#4f81bd" %)**Trigger base on current**:
628 628  
629 629  Format: AT+ACLIM=<AC1_LIMIT_LOW>,< AC1_LIMIT_HIGH>,<AC2_LIMIT_LOW>,< AC2_LIMIT_HIGH>
... ... @@ -633,6 +633,7 @@
633 633  AT+ACLIM=10000,15000,0,0   (If ACI1 voltage lower than 10mA or higher than 15mA, trigger an uplink)
634 634  
635 635  
604 +
636 636  (% style="color:#4f81bd" %)**Trigger base on DI status**:
637 637  
638 638  DI status trigger Flag.
... ... @@ -639,12 +639,13 @@
639 639  
640 640  Format: AT+DTRI=<DI1_TIRGGER_FlAG>,< DI2_TIRGGER_FlAG >
641 641  
611 +
642 642  **Example:**
643 643  
644 644  AT+ DTRI =1,0   (Enable DI1 trigger / disable DI2 trigger)
645 645  
646 646  
647 -**Downlink Command to set Trigger Condition**
617 +(% style="color:#037691" %)**Downlink Command to set Trigger Condition:**
648 648  
649 649  Type Code: 0xAA. Downlink command same as AT Command **AT+AVLIM, AT+ACLIM**
650 650  
... ... @@ -673,6 +673,7 @@
673 673  Same as AT+ DTRI =1,0  (Enable DI1 trigger / disable DI2 trigger)
674 674  
675 675  
646 +
676 676  (% style="color:#4f81bd" %)**Trigger Settings Payload Explanation:**
677 677  
678 678  MOD6 Payload : total 11 bytes payload
... ... @@ -686,7 +686,6 @@
686 686  
687 687  * Each bits shows if the corresponding trigger has been configured.
688 688  
689 -
690 690  **Example:**
691 691  
692 692  10100000: Means the system has configure to use the trigger: AC1_LOW and AV2_LOW
... ... @@ -698,7 +698,6 @@
698 698  
699 699  * Each bits shows which status has been trigger on this uplink.
700 700  
701 -
702 702  **Example:**
703 703  
704 704  10000000: Means this packet is trigger by AC1_LOW. Means voltage too low.
... ... @@ -710,7 +710,6 @@
710 710  
711 711  * Each bits shows which status has been trigger on this uplink.
712 712  
713 -
714 714  **Example:**
715 715  
716 716  00000111: Means both DI1 and DI2 trigger are enabled and this packet is trigger by DI1.
... ... @@ -731,6 +731,8 @@
731 731  === 3.3.7 Payload Decoder ===
732 732  
733 733  (((
702 +
703 +
734 734  **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/]]
735 735  
736 736  
... ... @@ -737,7 +737,6 @@
737 737  )))
738 738  
739 739  
740 -
741 741  == 3.4 ​Configure LT via AT or Downlink ==
742 742  
743 743  User can configure LT I/O Controller via AT Commands or LoRaWAN Downlink Commands
... ... @@ -764,7 +764,7 @@
764 764  
765 765  Set device uplink interval.
766 766  
767 -* AT Command:
736 +* (% style="color:#037691" %)**AT Command:**
768 768  
769 769  (% class="box infomessage" %)
770 770  (((
... ... @@ -774,7 +774,7 @@
774 774  **Example: **AT+TDC=30000. Means set interval to 30 seconds
775 775  
776 776  
777 -* Downlink Payload (prefix 0x01):
746 +* (% style="color:#037691" %)**Downlink Payload (prefix 0x01):**
778 778  
779 779  (% class="box infomessage" %)
780 780  (((
... ... @@ -787,7 +787,7 @@
787 787  
788 788  Set work mode.
789 789  
790 -* AT Command:
759 +* (% style="color:#037691" %)**AT Command:**
791 791  
792 792  (% class="box infomessage" %)
793 793  (((
... ... @@ -797,7 +797,7 @@
797 797  **Example**: AT+MOD=2. Set work mode to Double DI counting mode
798 798  
799 799  
800 -* Downlink Payload (prefix 0x0A):
769 +* (% style="color:#037691" %)**Downlink Payload (prefix 0x0A):**
801 801  
802 802  (% class="box infomessage" %)
803 803  (((
... ... @@ -808,12 +808,12 @@
808 808  
809 809  ==== 3.4.2.3 Poll an uplink ====
810 810  
811 -* AT Command:
780 +* (% style="color:#037691" %)AT Command:
812 812  
813 813  There is no AT Command to poll uplink
814 814  
815 815  
816 -* Downlink Payload (prefix 0x08):
785 +* (% style="color:#037691" %)Downlink Payload (prefix 0x08):
817 817  
818 818  (% class="box infomessage" %)
819 819  (((
... ... @@ -828,7 +828,7 @@
828 828  
829 829  Use of trigger mode, please check [[ADDMOD6>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
830 830  
831 -* AT Command:
800 +* (% style="color:#037691" %)AT Command:
832 832  
833 833  (% class="box infomessage" %)
834 834  (((
... ... @@ -840,7 +840,7 @@
840 840  0: Disable Trigger Mode
841 841  
842 842  
843 -* Downlink Payload (prefix 0x0A 06):
812 +* (% style="color:#037691" %)Downlink Payload (prefix 0x0A 06):
844 844  
845 845  (% class="box infomessage" %)
846 846  (((
... ... @@ -853,12 +853,12 @@
853 853  
854 854  Poll trigger settings,
855 855  
856 -* AT Command:
825 +* (% style="color:#037691" %)AT Command:
857 857  
858 858  There is no AT Command for this feature.
859 859  
860 860  
861 -* Downlink Payload (prefix 0x AB 06):
830 +* (% style="color:#037691" %)Downlink Payload (prefix 0x AB 06):
862 862  
863 863  (% class="box infomessage" %)
864 864  (((
... ... @@ -871,7 +871,7 @@
871 871  
872 872  Enable Disable DI1/DI2/DI2 as trigger,
873 873  
874 -* AT Command:
843 +* (% style="color:#037691" %)AT Command:
875 875  
876 876  (% class="box infomessage" %)
877 877  (((
... ... @@ -883,7 +883,7 @@
883 883  
884 884  AT+ DTRI =1,0   (Enable DI1 trigger / disable DI2 trigger)
885 885  
886 -* Downlink Payload (prefix 0xAA 02):
855 +* (% style="color:#037691" %)Downlink Payload (prefix 0xAA 02):
887 887  
888 888  (% class="box infomessage" %)
889 889  (((
... ... @@ -896,7 +896,7 @@
896 896  
897 897  Set DI1 or DI3(for LT-33222-L) trigger.
898 898  
899 -* AT Command:
868 +* (% style="color:#037691" %)AT Command:
900 900  
901 901  (% class="box infomessage" %)
902 902  (((
... ... @@ -913,7 +913,7 @@
913 913  AT+TRIG1=1,100(set DI1 port to trigger on high level, valid signal is 100ms )
914 914  
915 915  
916 -* Downlink Payload (prefix 0x09 01 ):
885 +* (% style="color:#037691" %)Downlink Payload (prefix 0x09 01 ):
917 917  
918 918  (% class="box infomessage" %)
919 919  (((
... ... @@ -926,7 +926,7 @@
926 926  
927 927  Set DI2 trigger.
928 928  
929 -* AT Command:
898 +* (% style="color:#037691" %)AT Command:
930 930  
931 931  (% class="box infomessage" %)
932 932  (((
... ... @@ -943,7 +943,7 @@
943 943  AT+TRIG2=0,100(set DI1 port to trigger on low level, valid signal is 100ms )
944 944  
945 945  
946 -* Downlink Payload (prefix 0x09 02 ):
915 +* (% style="color:#037691" %)Downlink Payload (prefix 0x09 02 ):
947 947  
948 948  (% class="box infomessage" %)
949 949  (((
... ... @@ -956,7 +956,7 @@
956 956  
957 957  Set current trigger , base on AC port. See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
958 958  
959 -* AT Command:
928 +* (% style="color:#037691" %)AT Command:
960 960  
961 961  (% class="box infomessage" %)
962 962  (((
... ... @@ -964,7 +964,7 @@
964 964  )))
965 965  
966 966  
967 -* Downlink Payload (prefix 0xAA 01 ):
936 +* (% style="color:#037691" %)Downlink Payload (prefix 0xAA 01 ):
968 968  
969 969  (% class="box infomessage" %)
970 970  (((
... ... @@ -977,7 +977,7 @@
977 977  
978 978  Set current trigger , base on AV port. See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
979 979  
980 -* AT Command:
949 +* (% style="color:#037691" %)AT Command:
981 981  
982 982  (% class="box infomessage" %)
983 983  (((
... ... @@ -985,7 +985,7 @@
985 985  )))
986 986  
987 987  
988 -* Downlink Payload (prefix 0xAA 00 ):
957 +* (% style="color:#037691" %)Downlink Payload (prefix 0xAA 00 ):
989 989  
990 990  (% class="box infomessage" %)
991 991  (((
... ... @@ -998,7 +998,7 @@
998 998  
999 999  Set AV and AC trigger minimum interval, system won’t response to the second trigger within this set time after the first trigger.
1000 1000  
1001 -* AT Command:
970 +* (% style="color:#037691" %)AT Command:
1002 1002  
1003 1003  (% class="box infomessage" %)
1004 1004  (((
... ... @@ -1006,7 +1006,7 @@
1006 1006  )))
1007 1007  
1008 1008  
1009 -* Downlink Payload (prefix 0xAC ):
978 +* (% style="color:#037691" %)Downlink Payload (prefix 0xAC ):
1010 1010  
1011 1011  (% class="box infomessage" %)
1012 1012  (((
... ... @@ -1017,12 +1017,12 @@
1017 1017  
1018 1018  ==== 3.4.2.12 DO ~-~- Control Digital Output DO1/DO2/DO3 ====
1019 1019  
1020 -* AT Command:
989 +* (% style="color:#037691" %)AT Command:
1021 1021  
1022 1022  There is no AT Command to control Digital Output
1023 1023  
1024 1024  
1025 -* Downlink Payload (prefix 0x02):
994 +* (% style="color:#037691" %)Downlink Payload (prefix 0x02):
1026 1026  
1027 1027  (% class="box infomessage" %)
1028 1028  (((
... ... @@ -1051,12 +1051,12 @@
1051 1051  
1052 1052  ==== 3.4.2.13 DO ~-~- Control Digital Output DO1/DO2/DO3 with time control ====
1053 1053  
1054 -* AT Command:
1023 +* (% style="color:#037691" %)AT Command:
1055 1055  
1056 1056  There is no AT Command to control Digital Output
1057 1057  
1058 1058  
1059 -* Downlink Payload (prefix 0xA9):
1028 +* (% style="color:#037691" %)Downlink Payload (prefix 0xA9):
1060 1060  
1061 1061  (% class="box infomessage" %)
1062 1062  (((
... ... @@ -1120,12 +1120,12 @@
1120 1120  
1121 1121  ==== 3.4.2.14 Relay ~-~- Control Relay Output RO1/RO2 ====
1122 1122  
1123 -* AT Command:
1092 +* (% style="color:#037691" %)AT Command:
1124 1124  
1125 1125  There is no AT Command to control Relay Output
1126 1126  
1127 1127  
1128 -* Downlink Payload (prefix 0x03):
1097 +* (% style="color:#037691" %)Downlink Payload (prefix 0x03):
1129 1129  
1130 1130  (% class="box infomessage" %)
1131 1131  (((
... ... @@ -1150,12 +1150,12 @@
1150 1150  
1151 1151  ==== 3.4.2.15 Relay ~-~- Control Relay Output RO1/RO2 with time control ====
1152 1152  
1153 -* AT Command:
1122 +* (% style="color:#037691" %)AT Command:
1154 1154  
1155 1155  There is no AT Command to control Relay Output
1156 1156  
1157 1157  
1158 -* Downlink Payload (prefix 0x05):
1127 +* (% style="color:#037691" %)Downlink Payload (prefix 0x05):
1159 1159  
1160 1160  (% class="box infomessage" %)
1161 1161  (((
... ... @@ -1207,7 +1207,7 @@
1207 1207  
1208 1208  When voltage exceed the threshold, count. Feature see [[MOD4>>||anchor="H3.3.4AT2BMOD3D42CSingleDICounting2B1xVoltageCounting"]]
1209 1209  
1210 -* AT Command:
1179 +* (% style="color:#037691" %)AT Command:
1211 1211  
1212 1212  (% class="box infomessage" %)
1213 1213  (((
... ... @@ -1215,7 +1215,7 @@
1215 1215  )))
1216 1216  
1217 1217  
1218 -* Downlink Payload (prefix 0xA5):
1187 +* (% style="color:#037691" %)Downlink Payload (prefix 0xA5):
1219 1219  
1220 1220  (% class="box infomessage" %)
1221 1221  (((
... ... @@ -1226,7 +1226,7 @@
1226 1226  
1227 1227  ==== 3.4.2.17 Counting ~-~- Pre-configure the Count Number ====
1228 1228  
1229 -* AT Command:
1198 +* (% style="color:#037691" %)AT Command:
1230 1230  
1231 1231  (% class="box infomessage" %)
1232 1232  (((
... ... @@ -1242,7 +1242,7 @@
1242 1242  Bb cc dd ee: number to be set
1243 1243  
1244 1244  
1245 -* Downlink Payload (prefix 0xA8):
1214 +* (% style="color:#037691" %)Downlink Payload (prefix 0xA8):
1246 1246  
1247 1247  (% class="box infomessage" %)
1248 1248  (((
... ... @@ -1255,7 +1255,7 @@
1255 1255  
1256 1256  Clear counting for counting mode
1257 1257  
1258 -* AT Command:
1227 +* (% style="color:#037691" %)AT Command:
1259 1259  
1260 1260  (% class="box infomessage" %)
1261 1261  (((
... ... @@ -1262,7 +1262,7 @@
1262 1262  **AT+CLRCOUNT ~/~/ clear all counting**
1263 1263  )))
1264 1264  
1265 -* Downlink Payload (prefix 0xA6):
1234 +* (% style="color:#037691" %)Downlink Payload (prefix 0xA6):
1266 1266  
1267 1267  (% class="box infomessage" %)
1268 1268  (((
... ... @@ -1273,7 +1273,7 @@
1273 1273  
1274 1274  ==== 3.4.2.19 Counting ~-~- Change counting mode save time ====
1275 1275  
1276 -* AT Command:
1245 +* (% style="color:#037691" %)AT Command:
1277 1277  
1278 1278  (% class="box infomessage" %)
1279 1279  (((
... ... @@ -1280,7 +1280,7 @@
1280 1280  **AT+COUTIME=60  ~/~/ Set save time to 60 seconds. Device will save the counting result in internal flash every 60 seconds. (min value: 30)**
1281 1281  )))
1282 1282  
1283 -* Downlink Payload (prefix 0xA7):
1252 +* (% style="color:#037691" %)Downlink Payload (prefix 0xA7):
1284 1284  
1285 1285  (% class="box infomessage" %)
1286 1286  (((
... ... @@ -1983,8 +1983,16 @@
1983 1983  )))
1984 1984  
1985 1985  (((
1986 -
1955 +== 5.6 Why does the relay output become the default and open relay after the lt22222 is powered off? ==
1987 1987  
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 +
1988 1988  = 6. Trouble Shooting =
1989 1989  )))
1990 1990