Last modified by Saxer Lin on 2025/04/15 17:24
<
From version < 77.82 >
edited by Xiaoling
on 2022/06/10 09:26
To version < 82.12 >
edited by Xiaoling
on 2022/06/20 11:44
>
Change comment: There is no comment for this version

Summary

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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  
... ... @@ -499,20 +499,13 @@
499 499  (((
500 500  (((
501 501  **AT+MOD=4**
502 -)))
503 -)))
504 504  
505 -(% class="box infomessage" %)
506 -(((
507 -(((
508 508  **ATZ**
509 509  )))
510 510  )))
511 511  
512 -(((
513 -
514 -)))
515 515  
497 +
516 516  (((
517 517  Other AT Commands for counting are similar to [[MOD2 Counting Command>>||anchor="H3.3.2AT2BMOD3D22C28DoubleDICounting29"]].
518 518  )))
... ... @@ -526,33 +526,17 @@
526 526  (% class="box infomessage" %)
527 527  (((
528 528  (((
529 -**AT+SETCNT=3,60   (set AVI Count to 60)**
530 -)))
531 -)))
511 +(% style="color:blue" %)**AT+SETCNT=3,60**(%%)**   (set AVI Count to 60)**
532 532  
533 -(% class="box infomessage" %)
534 -(((
535 -(((
536 -**AT+VOLMAX=20000   (If AVI1 voltage higher than VOLMAX (20000mV =20v), counter increase 1)**
537 -)))
538 -)))
513 +(% style="color:blue" %)**AT+VOLMAX=20000**(%%)**   (If AVI1 voltage higher than VOLMAX (20000mV =20v), counter increase 1)**
539 539  
540 -(% class="box infomessage" %)
541 -(((
542 -(((
543 -**AT+VOLMAX=20000,0   (If AVI1 voltage lower than VOLMAX (20000mV =20v), counter increase 1)**
544 -)))
545 -)))
515 +(% style="color:blue" %)**AT+VOLMAX=20000,0**(%%)**   (If AVI1 voltage lower than VOLMAX (20000mV =20v), counter increase 1)**
546 546  
547 -(% class="box infomessage" %)
548 -(((
549 -(((
550 -**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)**
551 551  )))
552 552  )))
553 553  
554 554  
555 -
556 556  === 3.3.5 AT+MOD~=5, Single DI Counting + 2 x AVI + 1 x ACI ===
557 557  
558 558  
... ... @@ -586,12 +586,7 @@
586 586  (((
587 587  (((
588 588  **AT+MOD=5**
589 -)))
590 -)))
591 591  
592 -(% class="box infomessage" %)
593 -(((
594 -(((
595 595  **ATZ**
596 596  )))
597 597  )))
... ... @@ -604,6 +604,7 @@
604 604  
605 605  === 3.3.6 AT+ADDMOD~=6. (Trigger Mode, Optional) ===
606 606  
568 +
607 607  (% style="color:#4f81bd" %)**This mode is an optional mode for trigger purpose. It can run together with other mode.**
608 608  
609 609  For example, if user has configured below commands:
... ... @@ -611,15 +611,13 @@
611 611  * **AT+MOD=1 ** **~-~->** The normal working mode
612 612  * **AT+ADDMOD6=1**   **~-~->** Enable trigger
613 613  
614 -
615 615  LT will keep monitoring AV1/AV2/AC1/AC2 every 5 seconds; LT will send uplink packets in two cases:
616 616  
617 617  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
618 618  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.**
619 619  
581 +(% style="color:#037691" %)**AT Command to set Trigger Condition**:
620 620  
621 -**AT Command to set Trigger Condition**:
622 -
623 623  (% style="color:#4f81bd" %)**Trigger base on voltage**:
624 624  
625 625  Format: AT+AVLIM=<AV1_LIMIT_LOW>,< AV1_LIMIT_HIGH>,<AV2_LIMIT_LOW>,< AV2_LIMIT_HIGH>
... ... @@ -631,6 +631,7 @@
631 631  AT+AVLIM=5000,0,0,0   (If AVI1 voltage lower than 5V , trigger uplink, 0 means ignore)
632 632  
633 633  
594 +
634 634  (% style="color:#4f81bd" %)**Trigger base on current**:
635 635  
636 636  Format: AT+ACLIM=<AC1_LIMIT_LOW>,< AC1_LIMIT_HIGH>,<AC2_LIMIT_LOW>,< AC2_LIMIT_HIGH>
... ... @@ -640,6 +640,7 @@
640 640  AT+ACLIM=10000,15000,0,0   (If ACI1 voltage lower than 10mA or higher than 15mA, trigger an uplink)
641 641  
642 642  
604 +
643 643  (% style="color:#4f81bd" %)**Trigger base on DI status**:
644 644  
645 645  DI status trigger Flag.
... ... @@ -646,12 +646,13 @@
646 646  
647 647  Format: AT+DTRI=<DI1_TIRGGER_FlAG>,< DI2_TIRGGER_FlAG >
648 648  
611 +
649 649  **Example:**
650 650  
651 651  AT+ DTRI =1,0   (Enable DI1 trigger / disable DI2 trigger)
652 652  
653 653  
654 -**Downlink Command to set Trigger Condition**
617 +(% style="color:#037691" %)**Downlink Command to set Trigger Condition:**
655 655  
656 656  Type Code: 0xAA. Downlink command same as AT Command **AT+AVLIM, AT+ACLIM**
657 657  
... ... @@ -680,6 +680,7 @@
680 680  Same as AT+ DTRI =1,0  (Enable DI1 trigger / disable DI2 trigger)
681 681  
682 682  
646 +
683 683  (% style="color:#4f81bd" %)**Trigger Settings Payload Explanation:**
684 684  
685 685  MOD6 Payload : total 11 bytes payload
... ... @@ -693,7 +693,6 @@
693 693  
694 694  * Each bits shows if the corresponding trigger has been configured.
695 695  
696 -
697 697  **Example:**
698 698  
699 699  10100000: Means the system has configure to use the trigger: AC1_LOW and AV2_LOW
... ... @@ -705,7 +705,6 @@
705 705  
706 706  * Each bits shows which status has been trigger on this uplink.
707 707  
708 -
709 709  **Example:**
710 710  
711 711  10000000: Means this packet is trigger by AC1_LOW. Means voltage too low.
... ... @@ -717,7 +717,6 @@
717 717  
718 718  * Each bits shows which status has been trigger on this uplink.
719 719  
720 -
721 721  **Example:**
722 722  
723 723  00000111: Means both DI1 and DI2 trigger are enabled and this packet is trigger by DI1.
... ... @@ -738,6 +738,8 @@
738 738  === 3.3.7 Payload Decoder ===
739 739  
740 740  (((
702 +
703 +
741 741  **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/]]
742 742  
743 743  
... ... @@ -744,7 +744,6 @@
744 744  )))
745 745  
746 746  
747 -
748 748  == 3.4 ​Configure LT via AT or Downlink ==
749 749  
750 750  User can configure LT I/O Controller via AT Commands or LoRaWAN Downlink Commands
... ... @@ -771,7 +771,7 @@
771 771  
772 772  Set device uplink interval.
773 773  
774 -* AT Command:
736 +* (% style="color:#037691" %)**AT Command:**
775 775  
776 776  (% class="box infomessage" %)
777 777  (((
... ... @@ -781,7 +781,7 @@
781 781  **Example: **AT+TDC=30000. Means set interval to 30 seconds
782 782  
783 783  
784 -* Downlink Payload (prefix 0x01):
746 +* (% style="color:#037691" %)**Downlink Payload (prefix 0x01):**
785 785  
786 786  (% class="box infomessage" %)
787 787  (((
... ... @@ -794,7 +794,7 @@
794 794  
795 795  Set work mode.
796 796  
797 -* AT Command:
759 +* (% style="color:#037691" %)**AT Command:**
798 798  
799 799  (% class="box infomessage" %)
800 800  (((
... ... @@ -804,7 +804,7 @@
804 804  **Example**: AT+MOD=2. Set work mode to Double DI counting mode
805 805  
806 806  
807 -* Downlink Payload (prefix 0x0A):
769 +* (% style="color:#037691" %)**Downlink Payload (prefix 0x0A):**
808 808  
809 809  (% class="box infomessage" %)
810 810  (((
... ... @@ -815,12 +815,12 @@
815 815  
816 816  ==== 3.4.2.3 Poll an uplink ====
817 817  
818 -* AT Command:
780 +* (% style="color:#037691" %)AT Command:
819 819  
820 820  There is no AT Command to poll uplink
821 821  
822 822  
823 -* Downlink Payload (prefix 0x08):
785 +* (% style="color:#037691" %)Downlink Payload (prefix 0x08):
824 824  
825 825  (% class="box infomessage" %)
826 826  (((
... ... @@ -835,7 +835,7 @@
835 835  
836 836  Use of trigger mode, please check [[ADDMOD6>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
837 837  
838 -* AT Command:
800 +* (% style="color:#037691" %)AT Command:
839 839  
840 840  (% class="box infomessage" %)
841 841  (((
... ... @@ -847,7 +847,7 @@
847 847  0: Disable Trigger Mode
848 848  
849 849  
850 -* Downlink Payload (prefix 0x0A 06):
812 +* (% style="color:#037691" %)Downlink Payload (prefix 0x0A 06):
851 851  
852 852  (% class="box infomessage" %)
853 853  (((
... ... @@ -860,12 +860,12 @@
860 860  
861 861  Poll trigger settings,
862 862  
863 -* AT Command:
825 +* (% style="color:#037691" %)AT Command:
864 864  
865 865  There is no AT Command for this feature.
866 866  
867 867  
868 -* Downlink Payload (prefix 0x AB 06):
830 +* (% style="color:#037691" %)Downlink Payload (prefix 0x AB 06):
869 869  
870 870  (% class="box infomessage" %)
871 871  (((
... ... @@ -878,7 +878,7 @@
878 878  
879 879  Enable Disable DI1/DI2/DI2 as trigger,
880 880  
881 -* AT Command:
843 +* (% style="color:#037691" %)AT Command:
882 882  
883 883  (% class="box infomessage" %)
884 884  (((
... ... @@ -890,7 +890,7 @@
890 890  
891 891  AT+ DTRI =1,0   (Enable DI1 trigger / disable DI2 trigger)
892 892  
893 -* Downlink Payload (prefix 0xAA 02):
855 +* (% style="color:#037691" %)Downlink Payload (prefix 0xAA 02):
894 894  
895 895  (% class="box infomessage" %)
896 896  (((
... ... @@ -903,7 +903,7 @@
903 903  
904 904  Set DI1 or DI3(for LT-33222-L) trigger.
905 905  
906 -* AT Command:
868 +* (% style="color:#037691" %)AT Command:
907 907  
908 908  (% class="box infomessage" %)
909 909  (((
... ... @@ -920,7 +920,7 @@
920 920  AT+TRIG1=1,100(set DI1 port to trigger on high level, valid signal is 100ms )
921 921  
922 922  
923 -* Downlink Payload (prefix 0x09 01 ):
885 +* (% style="color:#037691" %)Downlink Payload (prefix 0x09 01 ):
924 924  
925 925  (% class="box infomessage" %)
926 926  (((
... ... @@ -933,7 +933,7 @@
933 933  
934 934  Set DI2 trigger.
935 935  
936 -* AT Command:
898 +* (% style="color:#037691" %)AT Command:
937 937  
938 938  (% class="box infomessage" %)
939 939  (((
... ... @@ -950,7 +950,7 @@
950 950  AT+TRIG2=0,100(set DI1 port to trigger on low level, valid signal is 100ms )
951 951  
952 952  
953 -* Downlink Payload (prefix 0x09 02 ):
915 +* (% style="color:#037691" %)Downlink Payload (prefix 0x09 02 ):
954 954  
955 955  (% class="box infomessage" %)
956 956  (((
... ... @@ -963,7 +963,7 @@
963 963  
964 964  Set current trigger , base on AC port. See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
965 965  
966 -* AT Command:
928 +* (% style="color:#037691" %)AT Command:
967 967  
968 968  (% class="box infomessage" %)
969 969  (((
... ... @@ -971,7 +971,7 @@
971 971  )))
972 972  
973 973  
974 -* Downlink Payload (prefix 0xAA 01 ):
936 +* (% style="color:#037691" %)Downlink Payload (prefix 0xAA 01 ):
975 975  
976 976  (% class="box infomessage" %)
977 977  (((
... ... @@ -984,7 +984,7 @@
984 984  
985 985  Set current trigger , base on AV port. See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
986 986  
987 -* AT Command:
949 +* (% style="color:#037691" %)AT Command:
988 988  
989 989  (% class="box infomessage" %)
990 990  (((
... ... @@ -992,7 +992,7 @@
992 992  )))
993 993  
994 994  
995 -* Downlink Payload (prefix 0xAA 00 ):
957 +* (% style="color:#037691" %)Downlink Payload (prefix 0xAA 00 ):
996 996  
997 997  (% class="box infomessage" %)
998 998  (((
... ... @@ -1005,7 +1005,7 @@
1005 1005  
1006 1006  Set AV and AC trigger minimum interval, system won’t response to the second trigger within this set time after the first trigger.
1007 1007  
1008 -* AT Command:
970 +* (% style="color:#037691" %)AT Command:
1009 1009  
1010 1010  (% class="box infomessage" %)
1011 1011  (((
... ... @@ -1013,7 +1013,7 @@
1013 1013  )))
1014 1014  
1015 1015  
1016 -* Downlink Payload (prefix 0xAC ):
978 +* (% style="color:#037691" %)Downlink Payload (prefix 0xAC ):
1017 1017  
1018 1018  (% class="box infomessage" %)
1019 1019  (((
... ... @@ -1024,12 +1024,12 @@
1024 1024  
1025 1025  ==== 3.4.2.12 DO ~-~- Control Digital Output DO1/DO2/DO3 ====
1026 1026  
1027 -* AT Command:
989 +* (% style="color:#037691" %)AT Command:
1028 1028  
1029 1029  There is no AT Command to control Digital Output
1030 1030  
1031 1031  
1032 -* Downlink Payload (prefix 0x02):
994 +* (% style="color:#037691" %)Downlink Payload (prefix 0x02):
1033 1033  
1034 1034  (% class="box infomessage" %)
1035 1035  (((
... ... @@ -1058,12 +1058,12 @@
1058 1058  
1059 1059  ==== 3.4.2.13 DO ~-~- Control Digital Output DO1/DO2/DO3 with time control ====
1060 1060  
1061 -* AT Command:
1023 +* (% style="color:#037691" %)AT Command:
1062 1062  
1063 1063  There is no AT Command to control Digital Output
1064 1064  
1065 1065  
1066 -* Downlink Payload (prefix 0xA9):
1028 +* (% style="color:#037691" %)Downlink Payload (prefix 0xA9):
1067 1067  
1068 1068  (% class="box infomessage" %)
1069 1069  (((
... ... @@ -1127,12 +1127,12 @@
1127 1127  
1128 1128  ==== 3.4.2.14 Relay ~-~- Control Relay Output RO1/RO2 ====
1129 1129  
1130 -* AT Command:
1092 +* (% style="color:#037691" %)AT Command:
1131 1131  
1132 1132  There is no AT Command to control Relay Output
1133 1133  
1134 1134  
1135 -* Downlink Payload (prefix 0x03):
1097 +* (% style="color:#037691" %)Downlink Payload (prefix 0x03):
1136 1136  
1137 1137  (% class="box infomessage" %)
1138 1138  (((
... ... @@ -1157,12 +1157,12 @@
1157 1157  
1158 1158  ==== 3.4.2.15 Relay ~-~- Control Relay Output RO1/RO2 with time control ====
1159 1159  
1160 -* AT Command:
1122 +* (% style="color:#037691" %)AT Command:
1161 1161  
1162 1162  There is no AT Command to control Relay Output
1163 1163  
1164 1164  
1165 -* Downlink Payload (prefix 0x05):
1127 +* (% style="color:#037691" %)Downlink Payload (prefix 0x05):
1166 1166  
1167 1167  (% class="box infomessage" %)
1168 1168  (((
... ... @@ -1214,7 +1214,7 @@
1214 1214  
1215 1215  When voltage exceed the threshold, count. Feature see [[MOD4>>||anchor="H3.3.4AT2BMOD3D42CSingleDICounting2B1xVoltageCounting"]]
1216 1216  
1217 -* AT Command:
1179 +* (% style="color:#037691" %)AT Command:
1218 1218  
1219 1219  (% class="box infomessage" %)
1220 1220  (((
... ... @@ -1222,7 +1222,7 @@
1222 1222  )))
1223 1223  
1224 1224  
1225 -* Downlink Payload (prefix 0xA5):
1187 +* (% style="color:#037691" %)Downlink Payload (prefix 0xA5):
1226 1226  
1227 1227  (% class="box infomessage" %)
1228 1228  (((
... ... @@ -1233,7 +1233,7 @@
1233 1233  
1234 1234  ==== 3.4.2.17 Counting ~-~- Pre-configure the Count Number ====
1235 1235  
1236 -* AT Command:
1198 +* (% style="color:#037691" %)AT Command:
1237 1237  
1238 1238  (% class="box infomessage" %)
1239 1239  (((
... ... @@ -1249,7 +1249,7 @@
1249 1249  Bb cc dd ee: number to be set
1250 1250  
1251 1251  
1252 -* Downlink Payload (prefix 0xA8):
1214 +* (% style="color:#037691" %)Downlink Payload (prefix 0xA8):
1253 1253  
1254 1254  (% class="box infomessage" %)
1255 1255  (((
... ... @@ -1262,38 +1262,28 @@
1262 1262  
1263 1263  Clear counting for counting mode
1264 1264  
1265 -* AT Command:
1227 +* (% style="color:#037691" %)**AT Command:**
1266 1266  
1267 -(% class="box infomessage" %)
1268 -(((
1269 -**AT+CLRCOUNT ~/~/ clear all counting**
1270 -)))
1229 +(% style="color:#037691" %)​​​​​​​(%%)**AT+CLRCOUNT ** ~/~/ clear all counting
1271 1271  
1272 -* Downlink Payload (prefix 0xA6):
1273 1273  
1274 -(% class="box infomessage" %)
1275 -(((
1276 -**0x A6 01     ~/~/ clear all counting,**
1277 -)))
1232 +* (% style="color:#037691" %)**Downlink Payload (prefix 0xA6):**
1278 1278  
1234 +**0x A6 01    ** ~/~/ clear all counting
1279 1279  
1280 1280  
1237 +
1281 1281  ==== 3.4.2.19 Counting ~-~- Change counting mode save time ====
1282 1282  
1283 -* AT Command:
1240 +* (% style="color:#037691" %)**AT Command:**
1284 1284  
1285 -(% class="box infomessage" %)
1286 -(((
1287 -**AT+COUTIME=60  ~/~/ Set save time to 60 seconds. Device will save the counting result in internal flash every 60 seconds. (min value: 30)**
1288 -)))
1242 +**AT+COUTIME=60  **~/~/ Set save time to 60 seconds. Device will save the counting result in internal flash every 60 seconds. (min value: 30)
1289 1289  
1290 -* Downlink Payload (prefix 0xA7):
1291 1291  
1292 -(% class="box infomessage" %)
1293 -(((
1294 -**0x A7 aa bb cc     ~/~/ same as AT+COUTIME =aa bb cc,**
1295 -)))
1245 +* (% style="color:#037691" %)**Downlink Payload (prefix 0xA7):**
1296 1296  
1247 +**0x A7 aa bb cc     **~/~/ same as AT+COUTIME =aa bb cc,
1248 +
1297 1297  (((
1298 1298  range: aa bb cc:0 to 16777215,  (unit:second)
1299 1299  
... ... @@ -1990,8 +1990,16 @@
1990 1990  )))
1991 1991  
1992 1992  (((
1993 -
1945 +== 5.6 Why does the relay output become the default and open relay after the lt22222 is powered off? ==
1994 1994  
1947 +If the device is not shut down, but directly powered off.
1948 +
1949 +It will default that this is a power-off state.
1950 +
1951 +In modes 2 to 5, DO RO status and pulse count are saved in flash.
1952 +
1953 +After restart, the status before power failure will be read from flash.
1954 +
1995 1995  = 6. Trouble Shooting =
1996 1996  )))
1997 1997  

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