Skip to Content
Last modified by Mengting Qiu on 2025/06/04 18:42
From version 77.78
edited by Xiaoling
on 2022/06/10 09:25
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  )))
... ... @@ -593,6 +593,7 @@
593 593  
594 594  === 3.3.6 AT+ADDMOD~=6. (Trigger Mode, Optional) ===
595 595  
568 +
596 596  (% style="color:#4f81bd" %)**This mode is an optional mode for trigger purpose. It can run together with other mode.**
597 597  
598 598  For example, if user has configured below commands:
... ... @@ -600,15 +600,13 @@
600 600  * **AT+MOD=1 ** **~-~->** The normal working mode
601 601  * **AT+ADDMOD6=1**   **~-~->** Enable trigger
602 602  
603 -
604 604  LT will keep monitoring AV1/AV2/AC1/AC2 every 5 seconds; LT will send uplink packets in two cases:
605 605  
606 606  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
607 607  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.**
608 608  
581 +(% style="color:#037691" %)**AT Command to set Trigger Condition**:
609 609  
610 -**AT Command to set Trigger Condition**:
611 -
612 612  (% style="color:#4f81bd" %)**Trigger base on voltage**:
613 613  
614 614  Format: AT+AVLIM=<AV1_LIMIT_LOW>,< AV1_LIMIT_HIGH>,<AV2_LIMIT_LOW>,< AV2_LIMIT_HIGH>
... ... @@ -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  
... ... @@ -669,6 +669,7 @@
669 669  Same as AT+ DTRI =1,0  (Enable DI1 trigger / disable DI2 trigger)
670 670  
671 671  
646 +
672 672  (% style="color:#4f81bd" %)**Trigger Settings Payload Explanation:**
673 673  
674 674  MOD6 Payload : total 11 bytes payload
... ... @@ -682,7 +682,6 @@
682 682  
683 683  * Each bits shows if the corresponding trigger has been configured.
684 684  
685 -
686 686  **Example:**
687 687  
688 688  10100000: Means the system has configure to use the trigger: AC1_LOW and AV2_LOW
... ... @@ -694,7 +694,6 @@
694 694  
695 695  * Each bits shows which status has been trigger on this uplink.
696 696  
697 -
698 698  **Example:**
699 699  
700 700  10000000: Means this packet is trigger by AC1_LOW. Means voltage too low.
... ... @@ -706,7 +706,6 @@
706 706  
707 707  * Each bits shows which status has been trigger on this uplink.
708 708  
709 -
710 710  **Example:**
711 711  
712 712  00000111: Means both DI1 and DI2 trigger are enabled and this packet is trigger by DI1.
... ... @@ -727,6 +727,8 @@
727 727  === 3.3.7 Payload Decoder ===
728 728  
729 729  (((
702 +
703 +
730 730  **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/]]
731 731  
732 732  
... ... @@ -733,7 +733,6 @@
733 733  )))
734 734  
735 735  
736 -
737 737  == 3.4 ​Configure LT via AT or Downlink ==
738 738  
739 739  User can configure LT I/O Controller via AT Commands or LoRaWAN Downlink Commands
... ... @@ -760,7 +760,7 @@
760 760  
761 761  Set device uplink interval.
762 762  
763 -* AT Command:
736 +* (% style="color:#037691" %)**AT Command:**
764 764  
765 765  (% class="box infomessage" %)
766 766  (((
... ... @@ -770,7 +770,7 @@
770 770  **Example: **AT+TDC=30000. Means set interval to 30 seconds
771 771  
772 772  
773 -* Downlink Payload (prefix 0x01):
746 +* (% style="color:#037691" %)**Downlink Payload (prefix 0x01):**
774 774  
775 775  (% class="box infomessage" %)
776 776  (((
... ... @@ -783,7 +783,7 @@
783 783  
784 784  Set work mode.
785 785  
786 -* AT Command:
759 +* (% style="color:#037691" %)**AT Command:**
787 787  
788 788  (% class="box infomessage" %)
789 789  (((
... ... @@ -793,7 +793,7 @@
793 793  **Example**: AT+MOD=2. Set work mode to Double DI counting mode
794 794  
795 795  
796 -* Downlink Payload (prefix 0x0A):
769 +* (% style="color:#037691" %)**Downlink Payload (prefix 0x0A):**
797 797  
798 798  (% class="box infomessage" %)
799 799  (((
... ... @@ -804,12 +804,12 @@
804 804  
805 805  ==== 3.4.2.3 Poll an uplink ====
806 806  
807 -* AT Command:
780 +* (% style="color:#037691" %)AT Command:
808 808  
809 809  There is no AT Command to poll uplink
810 810  
811 811  
812 -* Downlink Payload (prefix 0x08):
785 +* (% style="color:#037691" %)Downlink Payload (prefix 0x08):
813 813  
814 814  (% class="box infomessage" %)
815 815  (((
... ... @@ -824,7 +824,7 @@
824 824  
825 825  Use of trigger mode, please check [[ADDMOD6>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
826 826  
827 -* AT Command:
800 +* (% style="color:#037691" %)AT Command:
828 828  
829 829  (% class="box infomessage" %)
830 830  (((
... ... @@ -836,7 +836,7 @@
836 836  0: Disable Trigger Mode
837 837  
838 838  
839 -* Downlink Payload (prefix 0x0A 06):
812 +* (% style="color:#037691" %)Downlink Payload (prefix 0x0A 06):
840 840  
841 841  (% class="box infomessage" %)
842 842  (((
... ... @@ -849,12 +849,12 @@
849 849  
850 850  Poll trigger settings,
851 851  
852 -* AT Command:
825 +* (% style="color:#037691" %)AT Command:
853 853  
854 854  There is no AT Command for this feature.
855 855  
856 856  
857 -* Downlink Payload (prefix 0x AB 06):
830 +* (% style="color:#037691" %)Downlink Payload (prefix 0x AB 06):
858 858  
859 859  (% class="box infomessage" %)
860 860  (((
... ... @@ -867,7 +867,7 @@
867 867  
868 868  Enable Disable DI1/DI2/DI2 as trigger,
869 869  
870 -* AT Command:
843 +* (% style="color:#037691" %)AT Command:
871 871  
872 872  (% class="box infomessage" %)
873 873  (((
... ... @@ -879,7 +879,7 @@
879 879  
880 880  AT+ DTRI =1,0   (Enable DI1 trigger / disable DI2 trigger)
881 881  
882 -* Downlink Payload (prefix 0xAA 02):
855 +* (% style="color:#037691" %)Downlink Payload (prefix 0xAA 02):
883 883  
884 884  (% class="box infomessage" %)
885 885  (((
... ... @@ -892,7 +892,7 @@
892 892  
893 893  Set DI1 or DI3(for LT-33222-L) trigger.
894 894  
895 -* AT Command:
868 +* (% style="color:#037691" %)AT Command:
896 896  
897 897  (% class="box infomessage" %)
898 898  (((
... ... @@ -909,7 +909,7 @@
909 909  AT+TRIG1=1,100(set DI1 port to trigger on high level, valid signal is 100ms )
910 910  
911 911  
912 -* Downlink Payload (prefix 0x09 01 ):
885 +* (% style="color:#037691" %)Downlink Payload (prefix 0x09 01 ):
913 913  
914 914  (% class="box infomessage" %)
915 915  (((
... ... @@ -922,7 +922,7 @@
922 922  
923 923  Set DI2 trigger.
924 924  
925 -* AT Command:
898 +* (% style="color:#037691" %)AT Command:
926 926  
927 927  (% class="box infomessage" %)
928 928  (((
... ... @@ -939,7 +939,7 @@
939 939  AT+TRIG2=0,100(set DI1 port to trigger on low level, valid signal is 100ms )
940 940  
941 941  
942 -* Downlink Payload (prefix 0x09 02 ):
915 +* (% style="color:#037691" %)Downlink Payload (prefix 0x09 02 ):
943 943  
944 944  (% class="box infomessage" %)
945 945  (((
... ... @@ -952,7 +952,7 @@
952 952  
953 953  Set current trigger , base on AC port. See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
954 954  
955 -* AT Command:
928 +* (% style="color:#037691" %)AT Command:
956 956  
957 957  (% class="box infomessage" %)
958 958  (((
... ... @@ -960,7 +960,7 @@
960 960  )))
961 961  
962 962  
963 -* Downlink Payload (prefix 0xAA 01 ):
936 +* (% style="color:#037691" %)Downlink Payload (prefix 0xAA 01 ):
964 964  
965 965  (% class="box infomessage" %)
966 966  (((
... ... @@ -973,7 +973,7 @@
973 973  
974 974  Set current trigger , base on AV port. See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
975 975  
976 -* AT Command:
949 +* (% style="color:#037691" %)AT Command:
977 977  
978 978  (% class="box infomessage" %)
979 979  (((
... ... @@ -981,7 +981,7 @@
981 981  )))
982 982  
983 983  
984 -* Downlink Payload (prefix 0xAA 00 ):
957 +* (% style="color:#037691" %)Downlink Payload (prefix 0xAA 00 ):
985 985  
986 986  (% class="box infomessage" %)
987 987  (((
... ... @@ -994,7 +994,7 @@
994 994  
995 995  Set AV and AC trigger minimum interval, system won’t response to the second trigger within this set time after the first trigger.
996 996  
997 -* AT Command:
970 +* (% style="color:#037691" %)AT Command:
998 998  
999 999  (% class="box infomessage" %)
1000 1000  (((
... ... @@ -1002,7 +1002,7 @@
1002 1002  )))
1003 1003  
1004 1004  
1005 -* Downlink Payload (prefix 0xAC ):
978 +* (% style="color:#037691" %)Downlink Payload (prefix 0xAC ):
1006 1006  
1007 1007  (% class="box infomessage" %)
1008 1008  (((
... ... @@ -1013,12 +1013,12 @@
1013 1013  
1014 1014  ==== 3.4.2.12 DO ~-~- Control Digital Output DO1/DO2/DO3 ====
1015 1015  
1016 -* AT Command:
989 +* (% style="color:#037691" %)AT Command:
1017 1017  
1018 1018  There is no AT Command to control Digital Output
1019 1019  
1020 1020  
1021 -* Downlink Payload (prefix 0x02):
994 +* (% style="color:#037691" %)Downlink Payload (prefix 0x02):
1022 1022  
1023 1023  (% class="box infomessage" %)
1024 1024  (((
... ... @@ -1047,12 +1047,12 @@
1047 1047  
1048 1048  ==== 3.4.2.13 DO ~-~- Control Digital Output DO1/DO2/DO3 with time control ====
1049 1049  
1050 -* AT Command:
1023 +* (% style="color:#037691" %)AT Command:
1051 1051  
1052 1052  There is no AT Command to control Digital Output
1053 1053  
1054 1054  
1055 -* Downlink Payload (prefix 0xA9):
1028 +* (% style="color:#037691" %)Downlink Payload (prefix 0xA9):
1056 1056  
1057 1057  (% class="box infomessage" %)
1058 1058  (((
... ... @@ -1116,12 +1116,12 @@
1116 1116  
1117 1117  ==== 3.4.2.14 Relay ~-~- Control Relay Output RO1/RO2 ====
1118 1118  
1119 -* AT Command:
1092 +* (% style="color:#037691" %)AT Command:
1120 1120  
1121 1121  There is no AT Command to control Relay Output
1122 1122  
1123 1123  
1124 -* Downlink Payload (prefix 0x03):
1097 +* (% style="color:#037691" %)Downlink Payload (prefix 0x03):
1125 1125  
1126 1126  (% class="box infomessage" %)
1127 1127  (((
... ... @@ -1146,12 +1146,12 @@
1146 1146  
1147 1147  ==== 3.4.2.15 Relay ~-~- Control Relay Output RO1/RO2 with time control ====
1148 1148  
1149 -* AT Command:
1122 +* (% style="color:#037691" %)AT Command:
1150 1150  
1151 1151  There is no AT Command to control Relay Output
1152 1152  
1153 1153  
1154 -* Downlink Payload (prefix 0x05):
1127 +* (% style="color:#037691" %)Downlink Payload (prefix 0x05):
1155 1155  
1156 1156  (% class="box infomessage" %)
1157 1157  (((
... ... @@ -1203,31 +1203,22 @@
1203 1203  
1204 1204  When voltage exceed the threshold, count. Feature see [[MOD4>>||anchor="H3.3.4AT2BMOD3D42CSingleDICounting2B1xVoltageCounting"]]
1205 1205  
1206 -* AT Command:
1179 +* (% style="color:#037691" %)**AT Command:**
1207 1207  
1208 -(% class="box infomessage" %)
1209 -(((
1210 -**AT+VOLMAX    ~/~/ See [[MOD4>>||anchor="H3.3.4AT2BMOD3D42CSingleDICounting2B1xVoltageCounting"]]**
1211 -)))
1181 +(% style="color:#037691" %)**​​​​​​​**(%%)**AT+VOLMAX   ** ~/~/ See [[MOD4>>||anchor="H3.3.4AT2BMOD3D42CSingleDICounting2B1xVoltageCounting"]]
1212 1212  
1213 1213  
1214 -* Downlink Payload (prefix 0xA5):
1184 +* (% style="color:#037691" %)**Downlink Payload (prefix 0xA5):**
1215 1215  
1216 -(% class="box infomessage" %)
1217 -(((
1218 -**0xA5 aa bb cc   ~/~/ Same as AT+VOLMAX=(aa bb),cc**
1219 -)))
1186 +**0xA5 aa bb cc   **~/~/ Same as AT+VOLMAX=(aa bb),cc
1220 1220  
1221 1221  
1222 1222  
1223 1223  ==== 3.4.2.17 Counting ~-~- Pre-configure the Count Number ====
1224 1224  
1225 -* AT Command:
1192 +* (% style="color:#037691" %)**AT Command:**
1226 1226  
1227 -(% class="box infomessage" %)
1228 -(((
1229 -**AT+SETCNT=aa,(bb cc dd ee) **
1230 -)))
1194 +(% style="color:#037691" %)**​​​​​​​​​​​​​​**(%%)**AT+SETCNT=aa,(bb cc dd ee) **
1231 1231  
1232 1232  aa: 1: Set count1,
1233 1233  
... ... @@ -1238,12 +1238,9 @@
1238 1238  Bb cc dd ee: number to be set
1239 1239  
1240 1240  
1241 -* Downlink Payload (prefix 0xA8):
1205 +* (% style="color:#037691" %)**Downlink Payload (prefix 0xA8):**
1242 1242  
1243 -(% class="box infomessage" %)
1244 -(((
1245 -**0x A8 aa bb cc dd ee     ~/~/ same as AT+SETCNT=aa,(bb cc dd ee)**
1246 -)))
1207 +**0x A8 aa bb cc dd ee     **~/~/ same as AT+SETCNT=aa,(bb cc dd ee)
1247 1247  
1248 1248  
1249 1249  
... ... @@ -1251,38 +1251,28 @@
1251 1251  
1252 1252  Clear counting for counting mode
1253 1253  
1254 -* AT Command:
1215 +* (% style="color:#037691" %)**AT Command:**
1255 1255  
1256 -(% class="box infomessage" %)
1257 -(((
1258 -**AT+CLRCOUNT ~/~/ clear all counting**
1259 -)))
1217 +(% style="color:#037691" %)​​​​​​​​​​​​​​(%%)**AT+CLRCOUNT ** ~/~/ clear all counting
1260 1260  
1261 -* Downlink Payload (prefix 0xA6):
1262 1262  
1263 -(% class="box infomessage" %)
1264 -(((
1265 -**0x A6 01     ~/~/ clear all counting,**
1266 -)))
1220 +* (% style="color:#037691" %)**Downlink Payload (prefix 0xA6):**
1267 1267  
1222 +**0x A6 01    ** ~/~/ clear all counting
1268 1268  
1269 1269  
1225 +
1270 1270  ==== 3.4.2.19 Counting ~-~- Change counting mode save time ====
1271 1271  
1272 -* AT Command:
1228 +* (% style="color:#037691" %)**AT Command:**
1273 1273  
1274 -(% class="box infomessage" %)
1275 -(((
1276 -**AT+COUTIME=60  ~/~/ Set save time to 60 seconds. Device will save the counting result in internal flash every 60 seconds. (min value: 30)**
1277 -)))
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)
1278 1278  
1279 -* Downlink Payload (prefix 0xA7):
1280 1280  
1281 -(% class="box infomessage" %)
1282 -(((
1283 -**0x A7 aa bb cc     ~/~/ same as AT+COUTIME =aa bb cc,**
1284 -)))
1233 +* (% style="color:#037691" %)**Downlink Payload (prefix 0xA7):**
1285 1285  
1235 +**0x A7 aa bb cc     **~/~/ same as AT+COUTIME =aa bb cc,
1236 +
1286 1286  (((
1287 1287  range: aa bb cc:0 to 16777215,  (unit:second)
1288 1288  
... ... @@ -1979,8 +1979,16 @@
1979 1979  )))
1980 1980  
1981 1981  (((
1982 -
1933 +== 5.6 Why does the relay output become the default and open relay after the lt22222 is powered off? ==
1983 1983  
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 +
1984 1984  = 6. Trouble Shooting =
1985 1985  )))
1986 1986