Last modified by Saxer Lin on 2025/04/15 17:24
<
From version < 77.107 >
edited by Xiaoling
on 2022/06/10 09:35
To version < 82.14 >
edited by Xiaoling
on 2022/06/20 11:47
>
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.
... ... @@ -314,7 +314,6 @@
314 314  * [1] RO1 relay channel is close and the RO1 LED is ON.
315 315  * [0] RO2 relay channel is open and RO2 LED is OFF;
316 316  
317 -
318 318  **LT22222-L:**
319 319  
320 320  * [1] DI2 channel is high input and DI2 LED is ON;
... ... @@ -368,12 +368,7 @@
368 368  (((
369 369  (((
370 370  **AT+MOD=2**
371 -)))
372 -)))
373 373  
374 -(% class="box infomessage" %)
375 -(((
376 -(((
377 377  **ATZ**
378 378  )))
379 379  )))
... ... @@ -392,40 +392,15 @@
392 392  (((
393 393  (((
394 394  **AT+TRIG1=0,100 (set DI1 port to trigger on low level, valid signal is 100ms) **
395 -)))
396 -)))
397 397  
398 -(% class="box infomessage" %)
399 -(((
400 -(((
401 401  **AT+TRIG1=1,100(set DI1 port to trigger on high level, valid signal is 100ms ) **
402 -)))
403 -)))
404 404  
405 -(% class="box infomessage" %)
406 -(((
407 -(((
408 408  **AT+TRIG2=0,100 (set DI2 port to trigger on low level, valid signal is 100ms) **
409 -)))
410 -)))
411 411  
412 -(% class="box infomessage" %)
413 -(((
414 -(((
415 415  **AT+TRIG2=1,100 (set DI2 port to trigger on high level, valid signal is 100ms ) **
416 -)))
417 -)))
418 418  
419 -(% class="box infomessage" %)
420 -(((
421 -(((
422 422  **AT+SETCNT=1,60   (Set COUNT1 value to 60)**
423 -)))
424 -)))
425 425  
426 -(% class="box infomessage" %)
427 -(((
428 -(((
429 429  **AT+SETCNT=2,60   (Set COUNT2 value to 60)**
430 430  )))
431 431  )))
... ... @@ -460,12 +460,7 @@
460 460  (((
461 461  (((
462 462  **AT+MOD=3**
463 -)))
464 -)))
465 465  
466 -(% class="box infomessage" %)
467 -(((
468 -(((
469 469  **ATZ**
470 470  )))
471 471  )))
... ... @@ -472,11 +472,10 @@
472 472  
473 473  (((
474 474  Other AT Commands for counting are similar to [[MOD2 Counting Command>>||anchor="H3.3.2AT2BMOD3D22C28DoubleDICounting29"]].
475 -
476 -
477 477  )))
478 478  
479 479  
456 +
480 480  === 3.3.4 AT+MOD~=4, Single DI Counting + 1 x Voltage Counting ===
481 481  
482 482  
... ... @@ -511,20 +511,13 @@
511 511  (((
512 512  (((
513 513  **AT+MOD=4**
514 -)))
515 -)))
516 516  
517 -(% class="box infomessage" %)
518 -(((
519 -(((
520 520  **ATZ**
521 521  )))
522 522  )))
523 523  
524 -(((
525 -
526 -)))
527 527  
497 +
528 528  (((
529 529  Other AT Commands for counting are similar to [[MOD2 Counting Command>>||anchor="H3.3.2AT2BMOD3D22C28DoubleDICounting29"]].
530 530  )))
... ... @@ -538,33 +538,17 @@
538 538  (% class="box infomessage" %)
539 539  (((
540 540  (((
541 -**AT+SETCNT=3,60   (set AVI Count to 60)**
542 -)))
543 -)))
511 +(% style="color:blue" %)**AT+SETCNT=3,60**(%%)**   (set AVI Count to 60)**
544 544  
545 -(% class="box infomessage" %)
546 -(((
547 -(((
548 -**AT+VOLMAX=20000   (If AVI1 voltage higher than VOLMAX (20000mV =20v), counter increase 1)**
549 -)))
550 -)))
513 +(% style="color:blue" %)**AT+VOLMAX=20000**(%%)**   (If AVI1 voltage higher than VOLMAX (20000mV =20v), counter increase 1)**
551 551  
552 -(% class="box infomessage" %)
553 -(((
554 -(((
555 -**AT+VOLMAX=20000,0   (If AVI1 voltage lower than VOLMAX (20000mV =20v), counter increase 1)**
556 -)))
557 -)))
515 +(% style="color:blue" %)**AT+VOLMAX=20000,0**(%%)**   (If AVI1 voltage lower than VOLMAX (20000mV =20v), counter increase 1)**
558 558  
559 -(% class="box infomessage" %)
560 -(((
561 -(((
562 -**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)**
563 563  )))
564 564  )))
565 565  
566 566  
567 -
568 568  === 3.3.5 AT+MOD~=5, Single DI Counting + 2 x AVI + 1 x ACI ===
569 569  
570 570  
... ... @@ -598,12 +598,7 @@
598 598  (((
599 599  (((
600 600  **AT+MOD=5**
601 -)))
602 -)))
603 603  
604 -(% class="box infomessage" %)
605 -(((
606 -(((
607 607  **ATZ**
608 608  )))
609 609  )))
... ... @@ -629,9 +629,8 @@
629 629  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
630 630  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.**
631 631  
581 +(% style="color:#037691" %)**AT Command to set Trigger Condition**:
632 632  
633 -**AT Command to set Trigger Condition**:
634 -
635 635  (% style="color:#4f81bd" %)**Trigger base on voltage**:
636 636  
637 637  Format: AT+AVLIM=<AV1_LIMIT_LOW>,< AV1_LIMIT_HIGH>,<AV2_LIMIT_LOW>,< AV2_LIMIT_HIGH>
... ... @@ -666,7 +666,7 @@
666 666  AT+ DTRI =1,0   (Enable DI1 trigger / disable DI2 trigger)
667 667  
668 668  
669 -**Downlink Command to set Trigger Condition:**
617 +(% style="color:#037691" %)**Downlink Command to set Trigger Condition:**
670 670  
671 671  Type Code: 0xAA. Downlink command same as AT Command **AT+AVLIM, AT+ACLIM**
672 672  
... ... @@ -709,7 +709,6 @@
709 709  
710 710  * Each bits shows if the corresponding trigger has been configured.
711 711  
712 -
713 713  **Example:**
714 714  
715 715  10100000: Means the system has configure to use the trigger: AC1_LOW and AV2_LOW
... ... @@ -721,7 +721,6 @@
721 721  
722 722  * Each bits shows which status has been trigger on this uplink.
723 723  
724 -
725 725  **Example:**
726 726  
727 727  10000000: Means this packet is trigger by AC1_LOW. Means voltage too low.
... ... @@ -733,7 +733,6 @@
733 733  
734 734  * Each bits shows which status has been trigger on this uplink.
735 735  
736 -
737 737  **Example:**
738 738  
739 739  00000111: Means both DI1 and DI2 trigger are enabled and this packet is trigger by DI1.
... ... @@ -762,7 +762,6 @@
762 762  )))
763 763  
764 764  
765 -
766 766  == 3.4 ​Configure LT via AT or Downlink ==
767 767  
768 768  User can configure LT I/O Controller via AT Commands or LoRaWAN Downlink Commands
... ... @@ -776,6 +776,7 @@
776 776  * (% style="color:#4f81bd" %)**Sensor Related Commands**(%%): These commands are special designed for LT-22222-L.  User can see these commands below:
777 777  
778 778  
723 +
779 779  === 3.4.1 Common Commands ===
780 780  
781 781  They should be available for each of Dragino Sensors, such as: change uplink interval, reset device. For firmware v1.5.4, user can find what common commands it supports: [[End Device AT Commands and Downlink Command>>doc:Main.End Device AT Commands and Downlink Command.WebHome]]
... ... @@ -788,7 +788,7 @@
788 788  
789 789  Set device uplink interval.
790 790  
791 -* AT Command:
736 +* (% style="color:#037691" %)**AT Command:**
792 792  
793 793  (% class="box infomessage" %)
794 794  (((
... ... @@ -798,7 +798,7 @@
798 798  **Example: **AT+TDC=30000. Means set interval to 30 seconds
799 799  
800 800  
801 -* Downlink Payload (prefix 0x01):
746 +* (% style="color:#037691" %)**Downlink Payload (prefix 0x01):**
802 802  
803 803  (% class="box infomessage" %)
804 804  (((
... ... @@ -811,7 +811,7 @@
811 811  
812 812  Set work mode.
813 813  
814 -* AT Command:
759 +* (% style="color:#037691" %)**AT Command:**
815 815  
816 816  (% class="box infomessage" %)
817 817  (((
... ... @@ -821,7 +821,7 @@
821 821  **Example**: AT+MOD=2. Set work mode to Double DI counting mode
822 822  
823 823  
824 -* Downlink Payload (prefix 0x0A):
769 +* (% style="color:#037691" %)**Downlink Payload (prefix 0x0A):**
825 825  
826 826  (% class="box infomessage" %)
827 827  (((
... ... @@ -832,12 +832,12 @@
832 832  
833 833  ==== 3.4.2.3 Poll an uplink ====
834 834  
835 -* AT Command:
780 +* (% style="color:#037691" %)AT Command:
836 836  
837 837  There is no AT Command to poll uplink
838 838  
839 839  
840 -* Downlink Payload (prefix 0x08):
785 +* (% style="color:#037691" %)Downlink Payload (prefix 0x08):
841 841  
842 842  (% class="box infomessage" %)
843 843  (((
... ... @@ -852,7 +852,7 @@
852 852  
853 853  Use of trigger mode, please check [[ADDMOD6>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
854 854  
855 -* AT Command:
800 +* (% style="color:#037691" %)AT Command:
856 856  
857 857  (% class="box infomessage" %)
858 858  (((
... ... @@ -864,7 +864,7 @@
864 864  0: Disable Trigger Mode
865 865  
866 866  
867 -* Downlink Payload (prefix 0x0A 06):
812 +* (% style="color:#037691" %)Downlink Payload (prefix 0x0A 06):
868 868  
869 869  (% class="box infomessage" %)
870 870  (((
... ... @@ -877,12 +877,12 @@
877 877  
878 878  Poll trigger settings,
879 879  
880 -* AT Command:
825 +* (% style="color:#037691" %)AT Command:
881 881  
882 882  There is no AT Command for this feature.
883 883  
884 884  
885 -* Downlink Payload (prefix 0x AB 06):
830 +* (% style="color:#037691" %)Downlink Payload (prefix 0x AB 06):
886 886  
887 887  (% class="box infomessage" %)
888 888  (((
... ... @@ -895,7 +895,7 @@
895 895  
896 896  Enable Disable DI1/DI2/DI2 as trigger,
897 897  
898 -* AT Command:
843 +* (% style="color:#037691" %)AT Command:
899 899  
900 900  (% class="box infomessage" %)
901 901  (((
... ... @@ -907,7 +907,7 @@
907 907  
908 908  AT+ DTRI =1,0   (Enable DI1 trigger / disable DI2 trigger)
909 909  
910 -* Downlink Payload (prefix 0xAA 02):
855 +* (% style="color:#037691" %)Downlink Payload (prefix 0xAA 02):
911 911  
912 912  (% class="box infomessage" %)
913 913  (((
... ... @@ -920,7 +920,7 @@
920 920  
921 921  Set DI1 or DI3(for LT-33222-L) trigger.
922 922  
923 -* AT Command:
868 +* (% style="color:#037691" %)AT Command:
924 924  
925 925  (% class="box infomessage" %)
926 926  (((
... ... @@ -937,7 +937,7 @@
937 937  AT+TRIG1=1,100(set DI1 port to trigger on high level, valid signal is 100ms )
938 938  
939 939  
940 -* Downlink Payload (prefix 0x09 01 ):
885 +* (% style="color:#037691" %)Downlink Payload (prefix 0x09 01 ):
941 941  
942 942  (% class="box infomessage" %)
943 943  (((
... ... @@ -950,7 +950,7 @@
950 950  
951 951  Set DI2 trigger.
952 952  
953 -* AT Command:
898 +* (% style="color:#037691" %)AT Command:
954 954  
955 955  (% class="box infomessage" %)
956 956  (((
... ... @@ -967,7 +967,7 @@
967 967  AT+TRIG2=0,100(set DI1 port to trigger on low level, valid signal is 100ms )
968 968  
969 969  
970 -* Downlink Payload (prefix 0x09 02 ):
915 +* (% style="color:#037691" %)Downlink Payload (prefix 0x09 02 ):
971 971  
972 972  (% class="box infomessage" %)
973 973  (((
... ... @@ -980,7 +980,7 @@
980 980  
981 981  Set current trigger , base on AC port. See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
982 982  
983 -* AT Command:
928 +* (% style="color:#037691" %)AT Command:
984 984  
985 985  (% class="box infomessage" %)
986 986  (((
... ... @@ -988,7 +988,7 @@
988 988  )))
989 989  
990 990  
991 -* Downlink Payload (prefix 0xAA 01 ):
936 +* (% style="color:#037691" %)Downlink Payload (prefix 0xAA 01 ):
992 992  
993 993  (% class="box infomessage" %)
994 994  (((
... ... @@ -1001,7 +1001,7 @@
1001 1001  
1002 1002  Set current trigger , base on AV port. See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
1003 1003  
1004 -* AT Command:
949 +* (% style="color:#037691" %)AT Command:
1005 1005  
1006 1006  (% class="box infomessage" %)
1007 1007  (((
... ... @@ -1009,7 +1009,7 @@
1009 1009  )))
1010 1010  
1011 1011  
1012 -* Downlink Payload (prefix 0xAA 00 ):
957 +* (% style="color:#037691" %)Downlink Payload (prefix 0xAA 00 ):
1013 1013  
1014 1014  (% class="box infomessage" %)
1015 1015  (((
... ... @@ -1022,7 +1022,7 @@
1022 1022  
1023 1023  Set AV and AC trigger minimum interval, system won’t response to the second trigger within this set time after the first trigger.
1024 1024  
1025 -* AT Command:
970 +* (% style="color:#037691" %)AT Command:
1026 1026  
1027 1027  (% class="box infomessage" %)
1028 1028  (((
... ... @@ -1030,7 +1030,7 @@
1030 1030  )))
1031 1031  
1032 1032  
1033 -* Downlink Payload (prefix 0xAC ):
978 +* (% style="color:#037691" %)Downlink Payload (prefix 0xAC ):
1034 1034  
1035 1035  (% class="box infomessage" %)
1036 1036  (((
... ... @@ -1041,12 +1041,12 @@
1041 1041  
1042 1042  ==== 3.4.2.12 DO ~-~- Control Digital Output DO1/DO2/DO3 ====
1043 1043  
1044 -* AT Command:
989 +* (% style="color:#037691" %)AT Command:
1045 1045  
1046 1046  There is no AT Command to control Digital Output
1047 1047  
1048 1048  
1049 -* Downlink Payload (prefix 0x02):
994 +* (% style="color:#037691" %)Downlink Payload (prefix 0x02):
1050 1050  
1051 1051  (% class="box infomessage" %)
1052 1052  (((
... ... @@ -1075,12 +1075,12 @@
1075 1075  
1076 1076  ==== 3.4.2.13 DO ~-~- Control Digital Output DO1/DO2/DO3 with time control ====
1077 1077  
1078 -* AT Command:
1023 +* (% style="color:#037691" %)AT Command:
1079 1079  
1080 1080  There is no AT Command to control Digital Output
1081 1081  
1082 1082  
1083 -* Downlink Payload (prefix 0xA9):
1028 +* (% style="color:#037691" %)Downlink Payload (prefix 0xA9):
1084 1084  
1085 1085  (% class="box infomessage" %)
1086 1086  (((
... ... @@ -1144,12 +1144,12 @@
1144 1144  
1145 1145  ==== 3.4.2.14 Relay ~-~- Control Relay Output RO1/RO2 ====
1146 1146  
1147 -* AT Command:
1092 +* (% style="color:#037691" %)AT Command:
1148 1148  
1149 1149  There is no AT Command to control Relay Output
1150 1150  
1151 1151  
1152 -* Downlink Payload (prefix 0x03):
1097 +* (% style="color:#037691" %)Downlink Payload (prefix 0x03):
1153 1153  
1154 1154  (% class="box infomessage" %)
1155 1155  (((
... ... @@ -1174,18 +1174,16 @@
1174 1174  
1175 1175  ==== 3.4.2.15 Relay ~-~- Control Relay Output RO1/RO2 with time control ====
1176 1176  
1177 -* AT Command:
1122 +* (% style="color:#037691" %)AT Command:
1178 1178  
1179 1179  There is no AT Command to control Relay Output
1180 1180  
1181 1181  
1182 -* Downlink Payload (prefix 0x05):
1127 +* (% style="color:#037691" %)**Downlink Payload (prefix 0x05):**
1183 1183  
1184 -(% class="box infomessage" %)
1185 -(((
1186 -**0x05 aa bb cc dd     ~/~/ Set RO1/RO2 relay with time control:**
1187 -)))
1129 +**0x05 aa bb cc dd     **~/~/ Set RO1/RO2 relay with time control
1188 1188  
1131 +
1189 1189  This is to control the relay output time of relay. Include four bytes:
1190 1190  
1191 1191  (% style="color:#4f81bd" %)**First Byte **(%%)**:** Type code (0x05)
... ... @@ -1227,35 +1227,28 @@
1227 1227  
1228 1228  
1229 1229  
1173 +
1230 1230  ==== 3.4.2.16 Counting ~-~- Voltage threshold counting ====
1231 1231  
1232 1232  When voltage exceed the threshold, count. Feature see [[MOD4>>||anchor="H3.3.4AT2BMOD3D42CSingleDICounting2B1xVoltageCounting"]]
1233 1233  
1234 -* AT Command:
1178 +* (% style="color:#037691" %)**AT Command:**
1235 1235  
1236 -(% class="box infomessage" %)
1237 -(((
1238 -**AT+VOLMAX    ~/~/ See [[MOD4>>||anchor="H3.3.4AT2BMOD3D42CSingleDICounting2B1xVoltageCounting"]]**
1239 -)))
1180 +(% style="color:#037691" %)**​​​​​​​**(%%)**AT+VOLMAX   ** ~/~/ See [[MOD4>>||anchor="H3.3.4AT2BMOD3D42CSingleDICounting2B1xVoltageCounting"]]
1240 1240  
1241 1241  
1242 -* Downlink Payload (prefix 0xA5):
1183 +* (% style="color:#037691" %)**Downlink Payload (prefix 0xA5):**
1243 1243  
1244 -(% class="box infomessage" %)
1245 -(((
1246 -**0xA5 aa bb cc   ~/~/ Same as AT+VOLMAX=(aa bb),cc**
1247 -)))
1185 +**0xA5 aa bb cc   **~/~/ Same as AT+VOLMAX=(aa bb),cc
1248 1248  
1249 1249  
1250 1250  
1189 +
1251 1251  ==== 3.4.2.17 Counting ~-~- Pre-configure the Count Number ====
1252 1252  
1253 -* AT Command:
1192 +* (% style="color:#037691" %)**AT Command:**
1254 1254  
1255 -(% class="box infomessage" %)
1256 -(((
1257 -**AT+SETCNT=aa,(bb cc dd ee) **
1258 -)))
1194 +(% style="color:#037691" %)**​​​​​​​​​​​​​​**(%%)**AT+SETCNT=aa,(bb cc dd ee) **
1259 1259  
1260 1260  aa: 1: Set count1,
1261 1261  
... ... @@ -1266,51 +1266,40 @@
1266 1266  Bb cc dd ee: number to be set
1267 1267  
1268 1268  
1269 -* Downlink Payload (prefix 0xA8):
1205 +* (% style="color:#037691" %)**Downlink Payload (prefix 0xA8):**
1270 1270  
1271 -(% class="box infomessage" %)
1272 -(((
1273 -**0x A8 aa bb cc dd ee     ~/~/ same as AT+SETCNT=aa,(bb cc dd ee)**
1274 -)))
1207 +**0x A8 aa bb cc dd ee     **~/~/ same as AT+SETCNT=aa,(bb cc dd ee)
1275 1275  
1276 1276  
1277 1277  
1211 +
1278 1278  ==== 3.4.2.18 Counting ~-~- Clear Counting ====
1279 1279  
1280 1280  Clear counting for counting mode
1281 1281  
1282 -* AT Command:
1216 +* (% style="color:#037691" %)**AT Command:**
1283 1283  
1284 -(% class="box infomessage" %)
1285 -(((
1286 -**AT+CLRCOUNT ~/~/ clear all counting**
1287 -)))
1218 +(% style="color:#037691" %)​​​​​​​​​​​​​​(%%)**AT+CLRCOUNT ** ~/~/ clear all counting
1288 1288  
1289 -* Downlink Payload (prefix 0xA6):
1290 1290  
1291 -(% class="box infomessage" %)
1292 -(((
1293 -**0x A6 01     ~/~/ clear all counting,**
1294 -)))
1221 +* (% style="color:#037691" %)**Downlink Payload (prefix 0xA6):**
1295 1295  
1223 +**0x A6 01    ** ~/~/ clear all counting
1296 1296  
1297 1297  
1226 +
1227 +
1298 1298  ==== 3.4.2.19 Counting ~-~- Change counting mode save time ====
1299 1299  
1300 -* AT Command:
1230 +* (% style="color:#037691" %)**AT Command:**
1301 1301  
1302 -(% class="box infomessage" %)
1303 -(((
1304 -**AT+COUTIME=60  ~/~/ Set save time to 60 seconds. Device will save the counting result in internal flash every 60 seconds. (min value: 30)**
1305 -)))
1232 +**AT+COUTIME=60  **~/~/ Set save time to 60 seconds. Device will save the counting result in internal flash every 60 seconds. (min value: 30)
1306 1306  
1307 -* Downlink Payload (prefix 0xA7):
1308 1308  
1309 -(% class="box infomessage" %)
1310 -(((
1311 -**0x A7 aa bb cc     ~/~/ same as AT+COUTIME =aa bb cc,**
1312 -)))
1235 +* (% style="color:#037691" %)**Downlink Payload (prefix 0xA7):**
1313 1313  
1237 +**0x A7 aa bb cc     **~/~/ same as AT+COUTIME =aa bb cc,
1238 +
1314 1314  (((
1315 1315  range: aa bb cc:0 to 16777215,  (unit:second)
1316 1316  
... ... @@ -1318,6 +1318,7 @@
1318 1318  )))
1319 1319  
1320 1320  
1246 +
1321 1321  == 3.5 Integrate with Mydevice ==
1322 1322  
1323 1323  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:
... ... @@ -2007,8 +2007,16 @@
2007 2007  )))
2008 2008  
2009 2009  (((
2010 -
1936 +== 5.6 Why does the relay output become the default and open relay after the lt22222 is powered off? ==
2011 2011  
1938 +If the device is not shut down, but directly powered off.
1939 +
1940 +It will default that this is a power-off state.
1941 +
1942 +In modes 2 to 5, DO RO status and pulse count are saved in flash.
1943 +
1944 +After restart, the status before power failure will be read from flash.
1945 +
2012 2012  = 6. Trouble Shooting =
2013 2013  )))
2014 2014  

Applications

Navigation

Copyright ©2010-2024 Dragino Technology Co., LTD. All rights reserved
Dragino Wiki v2.0