Last modified by Saxer Lin on 2025/04/15 17:24
<
From version < 77.92 >
edited by Xiaoling
on 2022/06/10 09:29
To version < 82.16 >
edited by Xiaoling
on 2022/06/20 11:48
>
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"]]
... ... @@ -276,6 +276,7 @@
276 276  * **ADDMOD6**: Trigger Mode, Optional, used together with MOD1 ~~ MOD5
277 277  
278 278  
292 +
279 279  === 3.3.1 AT+MOD~=1, 2ACI+2AVI ===
280 280  
281 281  The uplink payload includes totally 9 bytes. Uplink packets use FPORT=2 and every 10 minutes send one uplink by default.
... ... @@ -330,6 +330,7 @@
330 330  ** DO1 LED is off in both case
331 331  
332 332  
347 +
333 333  === 3.3.2 AT+MOD~=2, (Double DI Counting) ===
334 334  
335 335  
... ... @@ -366,12 +366,7 @@
366 366  (((
367 367  (((
368 368  **AT+MOD=2**
369 -)))
370 -)))
371 371  
372 -(% class="box infomessage" %)
373 -(((
374 -(((
375 375  **ATZ**
376 376  )))
377 377  )))
... ... @@ -390,40 +390,15 @@
390 390  (((
391 391  (((
392 392  **AT+TRIG1=0,100 (set DI1 port to trigger on low level, valid signal is 100ms) **
393 -)))
394 -)))
395 395  
396 -(% class="box infomessage" %)
397 -(((
398 -(((
399 399  **AT+TRIG1=1,100(set DI1 port to trigger on high level, valid signal is 100ms ) **
400 -)))
401 -)))
402 402  
403 -(% class="box infomessage" %)
404 -(((
405 -(((
406 406  **AT+TRIG2=0,100 (set DI2 port to trigger on low level, valid signal is 100ms) **
407 -)))
408 -)))
409 409  
410 -(% class="box infomessage" %)
411 -(((
412 -(((
413 413  **AT+TRIG2=1,100 (set DI2 port to trigger on high level, valid signal is 100ms ) **
414 -)))
415 -)))
416 416  
417 -(% class="box infomessage" %)
418 -(((
419 -(((
420 420  **AT+SETCNT=1,60   (Set COUNT1 value to 60)**
421 -)))
422 -)))
423 423  
424 -(% class="box infomessage" %)
425 -(((
426 -(((
427 427  **AT+SETCNT=2,60   (Set COUNT2 value to 60)**
428 428  )))
429 429  )))
... ... @@ -458,12 +458,7 @@
458 458  (((
459 459  (((
460 460  **AT+MOD=3**
461 -)))
462 -)))
463 463  
464 -(% class="box infomessage" %)
465 -(((
466 -(((
467 467  **ATZ**
468 468  )))
469 469  )))
... ... @@ -470,11 +470,10 @@
470 470  
471 471  (((
472 472  Other AT Commands for counting are similar to [[MOD2 Counting Command>>||anchor="H3.3.2AT2BMOD3D22C28DoubleDICounting29"]].
473 -
474 -
475 475  )))
476 476  
477 477  
456 +
478 478  === 3.3.4 AT+MOD~=4, Single DI Counting + 1 x Voltage Counting ===
479 479  
480 480  
... ... @@ -509,20 +509,13 @@
509 509  (((
510 510  (((
511 511  **AT+MOD=4**
512 -)))
513 -)))
514 514  
515 -(% class="box infomessage" %)
516 -(((
517 -(((
518 518  **ATZ**
519 519  )))
520 520  )))
521 521  
522 -(((
523 -
524 -)))
525 525  
497 +
526 526  (((
527 527  Other AT Commands for counting are similar to [[MOD2 Counting Command>>||anchor="H3.3.2AT2BMOD3D22C28DoubleDICounting29"]].
528 528  )))
... ... @@ -536,33 +536,17 @@
536 536  (% class="box infomessage" %)
537 537  (((
538 538  (((
539 -**AT+SETCNT=3,60   (set AVI Count to 60)**
540 -)))
541 -)))
511 +(% style="color:blue" %)**AT+SETCNT=3,60**(%%)**   (set AVI Count to 60)**
542 542  
543 -(% class="box infomessage" %)
544 -(((
545 -(((
546 -**AT+VOLMAX=20000   (If AVI1 voltage higher than VOLMAX (20000mV =20v), counter increase 1)**
547 -)))
548 -)))
513 +(% style="color:blue" %)**AT+VOLMAX=20000**(%%)**   (If AVI1 voltage higher than VOLMAX (20000mV =20v), counter increase 1)**
549 549  
550 -(% class="box infomessage" %)
551 -(((
552 -(((
553 -**AT+VOLMAX=20000,0   (If AVI1 voltage lower than VOLMAX (20000mV =20v), counter increase 1)**
554 -)))
555 -)))
515 +(% style="color:blue" %)**AT+VOLMAX=20000,0**(%%)**   (If AVI1 voltage lower than VOLMAX (20000mV =20v), counter increase 1)**
556 556  
557 -(% class="box infomessage" %)
558 -(((
559 -(((
560 -**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)**
561 561  )))
562 562  )))
563 563  
564 564  
565 -
566 566  === 3.3.5 AT+MOD~=5, Single DI Counting + 2 x AVI + 1 x ACI ===
567 567  
568 568  
... ... @@ -596,12 +596,7 @@
596 596  (((
597 597  (((
598 598  **AT+MOD=5**
599 -)))
600 -)))
601 601  
602 -(% class="box infomessage" %)
603 -(((
604 -(((
605 605  **ATZ**
606 606  )))
607 607  )))
... ... @@ -627,7 +627,7 @@
627 627  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
628 628  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.**
629 629  
630 -**AT Command to set Trigger Condition**:
581 +(% style="color:#037691" %)**AT Command to set Trigger Condition**:
631 631  
632 632  (% style="color:#4f81bd" %)**Trigger base on voltage**:
633 633  
... ... @@ -640,6 +640,7 @@
640 640  AT+AVLIM=5000,0,0,0   (If AVI1 voltage lower than 5V , trigger uplink, 0 means ignore)
641 641  
642 642  
594 +
643 643  (% style="color:#4f81bd" %)**Trigger base on current**:
644 644  
645 645  Format: AT+ACLIM=<AC1_LIMIT_LOW>,< AC1_LIMIT_HIGH>,<AC2_LIMIT_LOW>,< AC2_LIMIT_HIGH>
... ... @@ -649,6 +649,7 @@
649 649  AT+ACLIM=10000,15000,0,0   (If ACI1 voltage lower than 10mA or higher than 15mA, trigger an uplink)
650 650  
651 651  
604 +
652 652  (% style="color:#4f81bd" %)**Trigger base on DI status**:
653 653  
654 654  DI status trigger Flag.
... ... @@ -655,12 +655,13 @@
655 655  
656 656  Format: AT+DTRI=<DI1_TIRGGER_FlAG>,< DI2_TIRGGER_FlAG >
657 657  
611 +
658 658  **Example:**
659 659  
660 660  AT+ DTRI =1,0   (Enable DI1 trigger / disable DI2 trigger)
661 661  
662 662  
663 -**Downlink Command to set Trigger Condition**
617 +(% style="color:#037691" %)**Downlink Command to set Trigger Condition:**
664 664  
665 665  Type Code: 0xAA. Downlink command same as AT Command **AT+AVLIM, AT+ACLIM**
666 666  
... ... @@ -689,6 +689,7 @@
689 689  Same as AT+ DTRI =1,0  (Enable DI1 trigger / disable DI2 trigger)
690 690  
691 691  
646 +
692 692  (% style="color:#4f81bd" %)**Trigger Settings Payload Explanation:**
693 693  
694 694  MOD6 Payload : total 11 bytes payload
... ... @@ -713,8 +713,6 @@
713 713  
714 714  * Each bits shows which status has been trigger on this uplink.
715 715  
716 -
717 -
718 718  **Example:**
719 719  
720 720  10000000: Means this packet is trigger by AC1_LOW. Means voltage too low.
... ... @@ -726,8 +726,6 @@
726 726  
727 727  * Each bits shows which status has been trigger on this uplink.
728 728  
729 -
730 -
731 731  **Example:**
732 732  
733 733  00000111: Means both DI1 and DI2 trigger are enabled and this packet is trigger by DI1.
... ... @@ -756,7 +756,6 @@
756 756  )))
757 757  
758 758  
759 -
760 760  == 3.4 ​Configure LT via AT or Downlink ==
761 761  
762 762  User can configure LT I/O Controller via AT Commands or LoRaWAN Downlink Commands
... ... @@ -783,7 +783,7 @@
783 783  
784 784  Set device uplink interval.
785 785  
786 -* AT Command:
736 +* (% style="color:#037691" %)**AT Command:**
787 787  
788 788  (% class="box infomessage" %)
789 789  (((
... ... @@ -793,7 +793,7 @@
793 793  **Example: **AT+TDC=30000. Means set interval to 30 seconds
794 794  
795 795  
796 -* Downlink Payload (prefix 0x01):
746 +* (% style="color:#037691" %)**Downlink Payload (prefix 0x01):**
797 797  
798 798  (% class="box infomessage" %)
799 799  (((
... ... @@ -806,7 +806,7 @@
806 806  
807 807  Set work mode.
808 808  
809 -* AT Command:
759 +* (% style="color:#037691" %)**AT Command:**
810 810  
811 811  (% class="box infomessage" %)
812 812  (((
... ... @@ -816,7 +816,7 @@
816 816  **Example**: AT+MOD=2. Set work mode to Double DI counting mode
817 817  
818 818  
819 -* Downlink Payload (prefix 0x0A):
769 +* (% style="color:#037691" %)**Downlink Payload (prefix 0x0A):**
820 820  
821 821  (% class="box infomessage" %)
822 822  (((
... ... @@ -827,12 +827,12 @@
827 827  
828 828  ==== 3.4.2.3 Poll an uplink ====
829 829  
830 -* AT Command:
780 +* (% style="color:#037691" %)AT Command:
831 831  
832 832  There is no AT Command to poll uplink
833 833  
834 834  
835 -* Downlink Payload (prefix 0x08):
785 +* (% style="color:#037691" %)Downlink Payload (prefix 0x08):
836 836  
837 837  (% class="box infomessage" %)
838 838  (((
... ... @@ -847,7 +847,7 @@
847 847  
848 848  Use of trigger mode, please check [[ADDMOD6>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
849 849  
850 -* AT Command:
800 +* (% style="color:#037691" %)AT Command:
851 851  
852 852  (% class="box infomessage" %)
853 853  (((
... ... @@ -859,7 +859,7 @@
859 859  0: Disable Trigger Mode
860 860  
861 861  
862 -* Downlink Payload (prefix 0x0A 06):
812 +* (% style="color:#037691" %)Downlink Payload (prefix 0x0A 06):
863 863  
864 864  (% class="box infomessage" %)
865 865  (((
... ... @@ -872,12 +872,12 @@
872 872  
873 873  Poll trigger settings,
874 874  
875 -* AT Command:
825 +* (% style="color:#037691" %)AT Command:
876 876  
877 877  There is no AT Command for this feature.
878 878  
879 879  
880 -* Downlink Payload (prefix 0x AB 06):
830 +* (% style="color:#037691" %)Downlink Payload (prefix 0x AB 06):
881 881  
882 882  (% class="box infomessage" %)
883 883  (((
... ... @@ -890,7 +890,7 @@
890 890  
891 891  Enable Disable DI1/DI2/DI2 as trigger,
892 892  
893 -* AT Command:
843 +* (% style="color:#037691" %)AT Command:
894 894  
895 895  (% class="box infomessage" %)
896 896  (((
... ... @@ -902,7 +902,7 @@
902 902  
903 903  AT+ DTRI =1,0   (Enable DI1 trigger / disable DI2 trigger)
904 904  
905 -* Downlink Payload (prefix 0xAA 02):
855 +* (% style="color:#037691" %)Downlink Payload (prefix 0xAA 02):
906 906  
907 907  (% class="box infomessage" %)
908 908  (((
... ... @@ -915,7 +915,7 @@
915 915  
916 916  Set DI1 or DI3(for LT-33222-L) trigger.
917 917  
918 -* AT Command:
868 +* (% style="color:#037691" %)AT Command:
919 919  
920 920  (% class="box infomessage" %)
921 921  (((
... ... @@ -932,7 +932,7 @@
932 932  AT+TRIG1=1,100(set DI1 port to trigger on high level, valid signal is 100ms )
933 933  
934 934  
935 -* Downlink Payload (prefix 0x09 01 ):
885 +* (% style="color:#037691" %)Downlink Payload (prefix 0x09 01 ):
936 936  
937 937  (% class="box infomessage" %)
938 938  (((
... ... @@ -945,7 +945,7 @@
945 945  
946 946  Set DI2 trigger.
947 947  
948 -* AT Command:
898 +* (% style="color:#037691" %)AT Command:
949 949  
950 950  (% class="box infomessage" %)
951 951  (((
... ... @@ -962,7 +962,7 @@
962 962  AT+TRIG2=0,100(set DI1 port to trigger on low level, valid signal is 100ms )
963 963  
964 964  
965 -* Downlink Payload (prefix 0x09 02 ):
915 +* (% style="color:#037691" %)Downlink Payload (prefix 0x09 02 ):
966 966  
967 967  (% class="box infomessage" %)
968 968  (((
... ... @@ -975,7 +975,7 @@
975 975  
976 976  Set current trigger , base on AC port. See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
977 977  
978 -* AT Command:
928 +* (% style="color:#037691" %)AT Command:
979 979  
980 980  (% class="box infomessage" %)
981 981  (((
... ... @@ -983,7 +983,7 @@
983 983  )))
984 984  
985 985  
986 -* Downlink Payload (prefix 0xAA 01 ):
936 +* (% style="color:#037691" %)Downlink Payload (prefix 0xAA 01 ):
987 987  
988 988  (% class="box infomessage" %)
989 989  (((
... ... @@ -996,7 +996,7 @@
996 996  
997 997  Set current trigger , base on AV port. See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
998 998  
999 -* AT Command:
949 +* (% style="color:#037691" %)AT Command:
1000 1000  
1001 1001  (% class="box infomessage" %)
1002 1002  (((
... ... @@ -1004,7 +1004,7 @@
1004 1004  )))
1005 1005  
1006 1006  
1007 -* Downlink Payload (prefix 0xAA 00 ):
957 +* (% style="color:#037691" %)Downlink Payload (prefix 0xAA 00 ):
1008 1008  
1009 1009  (% class="box infomessage" %)
1010 1010  (((
... ... @@ -1017,7 +1017,7 @@
1017 1017  
1018 1018  Set AV and AC trigger minimum interval, system won’t response to the second trigger within this set time after the first trigger.
1019 1019  
1020 -* AT Command:
970 +* (% style="color:#037691" %)AT Command:
1021 1021  
1022 1022  (% class="box infomessage" %)
1023 1023  (((
... ... @@ -1025,7 +1025,7 @@
1025 1025  )))
1026 1026  
1027 1027  
1028 -* Downlink Payload (prefix 0xAC ):
978 +* (% style="color:#037691" %)**Downlink Payload (prefix 0xAC ):**
1029 1029  
1030 1030  (% class="box infomessage" %)
1031 1031  (((
... ... @@ -1036,17 +1036,14 @@
1036 1036  
1037 1037  ==== 3.4.2.12 DO ~-~- Control Digital Output DO1/DO2/DO3 ====
1038 1038  
1039 -* AT Command:
989 +* (% style="color:#037691" %)**AT Command:**
1040 1040  
1041 1041  There is no AT Command to control Digital Output
1042 1042  
1043 1043  
1044 -* Downlink Payload (prefix 0x02):
994 +* (% style="color:#037691" %)**Downlink Payload (prefix 0x02):**
995 +* **0x02 aa bb cc     **~/~/ Set DO1/DO2/DO3 output
1045 1045  
1046 -(% class="box infomessage" %)
1047 -(((
1048 -**0x02 aa bb cc     ~/~/ Set DO1/DO2/DO3 output**
1049 -)))
1050 1050  
1051 1051  (((
1052 1052  If payload = 0x02010001, while there is load between V+ and DOx, it means set DO1 to low, DO2 to high and DO3 to low.
... ... @@ -1068,22 +1068,19 @@
1068 1068  
1069 1069  
1070 1070  
1018 +
1071 1071  ==== 3.4.2.13 DO ~-~- Control Digital Output DO1/DO2/DO3 with time control ====
1072 1072  
1073 -* AT Command:
1021 +* (% style="color:#037691" %)**AT Command:**
1074 1074  
1075 1075  There is no AT Command to control Digital Output
1076 1076  
1077 1077  
1078 -* Downlink Payload (prefix 0xA9):
1026 +* (% style="color:#037691" %)**Downlink Payload (prefix 0xA9):**
1079 1079  
1080 -(% class="box infomessage" %)
1081 -(((
1082 -(((
1083 -**0xA9 aa bb cc     ~/~/ Set DO1/DO2/DO3 output with time control**
1084 -)))
1085 -)))
1028 +**0xA9 aa bb cc     **~/~/ Set DO1/DO2/DO3 output with time control
1086 1086  
1030 +
1087 1087  This is to control the digital output time of DO pin. Include four bytes:
1088 1088  
1089 1089  (% style="color:#4f81bd" %)**First Byte**(%%)**:** Type code (0xA9)
... ... @@ -1137,20 +1137,19 @@
1137 1137  
1138 1138  
1139 1139  
1084 +
1140 1140  ==== 3.4.2.14 Relay ~-~- Control Relay Output RO1/RO2 ====
1141 1141  
1142 -* AT Command:
1087 +* (% 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 0x03):
1092 +* (% style="color:#037691" %)**Downlink Payload (prefix 0x03):**
1148 1148  
1149 -(% class="box infomessage" %)
1150 -(((
1151 -**0x03 aa bb     ~/~/ Set RO1/RO2 output**
1152 -)))
1094 +**0x03 aa bb     **~/~/ Set RO1/RO2 output
1153 1153  
1096 +
1154 1154  (((
1155 1155  If payload = 0x030100, it means set RO1 to close and RO2 to open.
1156 1156  )))
... ... @@ -1167,20 +1167,19 @@
1167 1167  
1168 1168  
1169 1169  
1113 +
1170 1170  ==== 3.4.2.15 Relay ~-~- Control Relay Output RO1/RO2 with time control ====
1171 1171  
1172 -* AT Command:
1116 +* (% style="color:#037691" %)**AT Command:**
1173 1173  
1174 1174  There is no AT Command to control Relay Output
1175 1175  
1176 1176  
1177 -* Downlink Payload (prefix 0x05):
1121 +* (% style="color:#037691" %)**Downlink Payload (prefix 0x05):**
1178 1178  
1179 -(% class="box infomessage" %)
1180 -(((
1181 -**0x05 aa bb cc dd     ~/~/ Set RO1/RO2 relay with time control:**
1182 -)))
1123 +**0x05 aa bb cc dd     **~/~/ Set RO1/RO2 relay with time control
1183 1183  
1125 +
1184 1184  This is to control the relay output time of relay. Include four bytes:
1185 1185  
1186 1186  (% style="color:#4f81bd" %)**First Byte **(%%)**:** Type code (0x05)
... ... @@ -1222,35 +1222,28 @@
1222 1222  
1223 1223  
1224 1224  
1167 +
1225 1225  ==== 3.4.2.16 Counting ~-~- Voltage threshold counting ====
1226 1226  
1227 1227  When voltage exceed the threshold, count. Feature see [[MOD4>>||anchor="H3.3.4AT2BMOD3D42CSingleDICounting2B1xVoltageCounting"]]
1228 1228  
1229 -* AT Command:
1172 +* (% style="color:#037691" %)**AT Command:**
1230 1230  
1231 -(% class="box infomessage" %)
1232 -(((
1233 -**AT+VOLMAX    ~/~/ See [[MOD4>>||anchor="H3.3.4AT2BMOD3D42CSingleDICounting2B1xVoltageCounting"]]**
1234 -)))
1174 +(% style="color:#037691" %)**​​​​​​​**(%%)**AT+VOLMAX   ** ~/~/ See [[MOD4>>||anchor="H3.3.4AT2BMOD3D42CSingleDICounting2B1xVoltageCounting"]]
1235 1235  
1236 1236  
1237 -* Downlink Payload (prefix 0xA5):
1177 +* (% style="color:#037691" %)**Downlink Payload (prefix 0xA5):**
1238 1238  
1239 -(% class="box infomessage" %)
1240 -(((
1241 -**0xA5 aa bb cc   ~/~/ Same as AT+VOLMAX=(aa bb),cc**
1242 -)))
1179 +**0xA5 aa bb cc   **~/~/ Same as AT+VOLMAX=(aa bb),cc
1243 1243  
1244 1244  
1245 1245  
1183 +
1246 1246  ==== 3.4.2.17 Counting ~-~- Pre-configure the Count Number ====
1247 1247  
1248 -* AT Command:
1186 +* (% style="color:#037691" %)**AT Command:**
1249 1249  
1250 -(% class="box infomessage" %)
1251 -(((
1252 -**AT+SETCNT=aa,(bb cc dd ee) **
1253 -)))
1188 +(% style="color:#037691" %)**​​​​​​​​​​​​​​**(%%)**AT+SETCNT=aa,(bb cc dd ee) **
1254 1254  
1255 1255  aa: 1: Set count1,
1256 1256  
... ... @@ -1261,51 +1261,40 @@
1261 1261  Bb cc dd ee: number to be set
1262 1262  
1263 1263  
1264 -* Downlink Payload (prefix 0xA8):
1199 +* (% style="color:#037691" %)**Downlink Payload (prefix 0xA8):**
1265 1265  
1266 -(% class="box infomessage" %)
1267 -(((
1268 -**0x A8 aa bb cc dd ee     ~/~/ same as AT+SETCNT=aa,(bb cc dd ee)**
1269 -)))
1201 +**0x A8 aa bb cc dd ee     **~/~/ same as AT+SETCNT=aa,(bb cc dd ee)
1270 1270  
1271 1271  
1272 1272  
1205 +
1273 1273  ==== 3.4.2.18 Counting ~-~- Clear Counting ====
1274 1274  
1275 1275  Clear counting for counting mode
1276 1276  
1277 -* AT Command:
1210 +* (% style="color:#037691" %)**AT Command:**
1278 1278  
1279 -(% class="box infomessage" %)
1280 -(((
1281 -**AT+CLRCOUNT ~/~/ clear all counting**
1282 -)))
1212 +(% style="color:#037691" %)​​​​​​​​​​​​​​(%%)**AT+CLRCOUNT ** ~/~/ clear all counting
1283 1283  
1284 -* Downlink Payload (prefix 0xA6):
1285 1285  
1286 -(% class="box infomessage" %)
1287 -(((
1288 -**0x A6 01     ~/~/ clear all counting,**
1289 -)))
1215 +* (% style="color:#037691" %)**Downlink Payload (prefix 0xA6):**
1290 1290  
1217 +**0x A6 01    ** ~/~/ clear all counting
1291 1291  
1292 1292  
1220 +
1221 +
1293 1293  ==== 3.4.2.19 Counting ~-~- Change counting mode save time ====
1294 1294  
1295 -* AT Command:
1224 +* (% style="color:#037691" %)**AT Command:**
1296 1296  
1297 -(% class="box infomessage" %)
1298 -(((
1299 -**AT+COUTIME=60  ~/~/ Set save time to 60 seconds. Device will save the counting result in internal flash every 60 seconds. (min value: 30)**
1300 -)))
1226 +**AT+COUTIME=60  **~/~/ Set save time to 60 seconds. Device will save the counting result in internal flash every 60 seconds. (min value: 30)
1301 1301  
1302 -* Downlink Payload (prefix 0xA7):
1303 1303  
1304 -(% class="box infomessage" %)
1305 -(((
1306 -**0x A7 aa bb cc     ~/~/ same as AT+COUTIME =aa bb cc,**
1307 -)))
1229 +* (% style="color:#037691" %)**Downlink Payload (prefix 0xA7):**
1308 1308  
1231 +**0x A7 aa bb cc     **~/~/ same as AT+COUTIME =aa bb cc,
1232 +
1309 1309  (((
1310 1310  range: aa bb cc:0 to 16777215,  (unit:second)
1311 1311  
... ... @@ -1313,6 +1313,7 @@
1313 1313  )))
1314 1314  
1315 1315  
1240 +
1316 1316  == 3.5 Integrate with Mydevice ==
1317 1317  
1318 1318  Mydevices provides a human friendly interface to show the sensor data, once we have data in TTN, we can use Mydevices to connect to TTN and see the data in Mydevices. Below are the steps:
... ... @@ -2002,8 +2002,16 @@
2002 2002  )))
2003 2003  
2004 2004  (((
2005 -
1930 +== 5.6 Why does the relay output become the default and open relay after the lt22222 is powered off? ==
2006 2006  
1932 +If the device is not shut down, but directly powered off.
1933 +
1934 +It will default that this is a power-off state.
1935 +
1936 +In modes 2 to 5, DO RO status and pulse count are saved in flash.
1937 +
1938 +After restart, the status before power failure will be read from flash.
1939 +
2007 2007  = 6. Trouble Shooting =
2008 2008  )))
2009 2009  

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