Last modified by Saxer Lin on 2025/04/15 17:24
<
From version < 78.3 >
edited by Xiaoling
on 2022/06/10 09:39
To version < 82.10 >
edited by Xiaoling
on 2022/06/20 11:41
>
Change comment: There is no comment for this version

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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  (((
... ... @@ -162,9 +162,12 @@
162 162  )))
163 163  * (((
164 164  Packet engine up to 256 bytes with CRC.
165 -)))
166 166  
167 167  
170 +
171 +
172 +)))
173 +
168 168  == 1.3 Features ==
169 169  
170 170  * LoRaWAN Class A & Class C protocol
... ... @@ -176,6 +176,7 @@
176 176  * Counting
177 177  
178 178  
185 +
179 179  == 1.4  Applications ==
180 180  
181 181  * Smart Buildings & Home Automation
... ... @@ -186,6 +186,7 @@
186 186  * Smart Factory
187 187  
188 188  
196 +
189 189  == 1.5 Hardware Variants ==
190 190  
191 191  (% border="1" style="background-color:#f7faff; width:500px" %)
... ... @@ -282,7 +282,6 @@
282 282  
283 283  
284 284  
285 -
286 286  === 3.3.1 AT+MOD~=1, 2ACI+2AVI ===
287 287  
288 288  The uplink payload includes totally 9 bytes. Uplink packets use FPORT=2 and every 10 minutes send one uplink by default.
... ... @@ -338,7 +338,6 @@
338 338  
339 339  
340 340  
341 -
342 342  === 3.3.2 AT+MOD~=2, (Double DI Counting) ===
343 343  
344 344  
... ... @@ -375,12 +375,7 @@
375 375  (((
376 376  (((
377 377  **AT+MOD=2**
378 -)))
379 -)))
380 380  
381 -(% class="box infomessage" %)
382 -(((
383 -(((
384 384  **ATZ**
385 385  )))
386 386  )))
... ... @@ -399,40 +399,15 @@
399 399  (((
400 400  (((
401 401  **AT+TRIG1=0,100 (set DI1 port to trigger on low level, valid signal is 100ms) **
402 -)))
403 -)))
404 404  
405 -(% class="box infomessage" %)
406 -(((
407 -(((
408 408  **AT+TRIG1=1,100(set DI1 port to trigger on high level, valid signal is 100ms ) **
409 -)))
410 -)))
411 411  
412 -(% class="box infomessage" %)
413 -(((
414 -(((
415 415  **AT+TRIG2=0,100 (set DI2 port to trigger on low level, valid signal is 100ms) **
416 -)))
417 -)))
418 418  
419 -(% class="box infomessage" %)
420 -(((
421 -(((
422 422  **AT+TRIG2=1,100 (set DI2 port to trigger on high level, valid signal is 100ms ) **
423 -)))
424 -)))
425 425  
426 -(% class="box infomessage" %)
427 -(((
428 -(((
429 429  **AT+SETCNT=1,60   (Set COUNT1 value to 60)**
430 -)))
431 -)))
432 432  
433 -(% class="box infomessage" %)
434 -(((
435 -(((
436 436  **AT+SETCNT=2,60   (Set COUNT2 value to 60)**
437 437  )))
438 438  )))
... ... @@ -467,12 +467,7 @@
467 467  (((
468 468  (((
469 469  **AT+MOD=3**
470 -)))
471 -)))
472 472  
473 -(% class="box infomessage" %)
474 -(((
475 -(((
476 476  **ATZ**
477 477  )))
478 478  )))
... ... @@ -479,8 +479,6 @@
479 479  
480 480  (((
481 481  Other AT Commands for counting are similar to [[MOD2 Counting Command>>||anchor="H3.3.2AT2BMOD3D22C28DoubleDICounting29"]].
482 -
483 -
484 484  )))
485 485  
486 486  
... ... @@ -519,20 +519,13 @@
519 519  (((
520 520  (((
521 521  **AT+MOD=4**
522 -)))
523 -)))
524 524  
525 -(% class="box infomessage" %)
526 -(((
527 -(((
528 528  **ATZ**
529 529  )))
530 530  )))
531 531  
532 -(((
533 -
534 -)))
535 535  
497 +
536 536  (((
537 537  Other AT Commands for counting are similar to [[MOD2 Counting Command>>||anchor="H3.3.2AT2BMOD3D22C28DoubleDICounting29"]].
538 538  )))
... ... @@ -546,33 +546,17 @@
546 546  (% class="box infomessage" %)
547 547  (((
548 548  (((
549 -**AT+SETCNT=3,60   (set AVI Count to 60)**
550 -)))
551 -)))
511 +(% style="color:blue" %)**AT+SETCNT=3,60**(%%)**   (set AVI Count to 60)**
552 552  
553 -(% class="box infomessage" %)
554 -(((
555 -(((
556 -**AT+VOLMAX=20000   (If AVI1 voltage higher than VOLMAX (20000mV =20v), counter increase 1)**
557 -)))
558 -)))
513 +(% style="color:blue" %)**AT+VOLMAX=20000**(%%)**   (If AVI1 voltage higher than VOLMAX (20000mV =20v), counter increase 1)**
559 559  
560 -(% class="box infomessage" %)
561 -(((
562 -(((
563 -**AT+VOLMAX=20000,0   (If AVI1 voltage lower than VOLMAX (20000mV =20v), counter increase 1)**
564 -)))
565 -)))
515 +(% style="color:blue" %)**AT+VOLMAX=20000,0**(%%)**   (If AVI1 voltage lower than VOLMAX (20000mV =20v), counter increase 1)**
566 566  
567 -(% class="box infomessage" %)
568 -(((
569 -(((
570 -**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)**
571 571  )))
572 572  )))
573 573  
574 574  
575 -
576 576  === 3.3.5 AT+MOD~=5, Single DI Counting + 2 x AVI + 1 x ACI ===
577 577  
578 578  
... ... @@ -606,12 +606,7 @@
606 606  (((
607 607  (((
608 608  **AT+MOD=5**
609 -)))
610 -)))
611 611  
612 -(% class="box infomessage" %)
613 -(((
614 -(((
615 615  **ATZ**
616 616  )))
617 617  )))
... ... @@ -637,7 +637,7 @@
637 637  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
638 638  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.**
639 639  
640 -**AT Command to set Trigger Condition**:
581 +(% style="color:#037691" %)**AT Command to set Trigger Condition**:
641 641  
642 642  (% style="color:#4f81bd" %)**Trigger base on voltage**:
643 643  
... ... @@ -673,7 +673,7 @@
673 673  AT+ DTRI =1,0   (Enable DI1 trigger / disable DI2 trigger)
674 674  
675 675  
676 -**Downlink Command to set Trigger Condition:**
617 +(% style="color:#037691" %)**Downlink Command to set Trigger Condition:**
677 677  
678 678  Type Code: 0xAA. Downlink command same as AT Command **AT+AVLIM, AT+ACLIM**
679 679  
... ... @@ -766,7 +766,6 @@
766 766  )))
767 767  
768 768  
769 -
770 770  == 3.4 ​Configure LT via AT or Downlink ==
771 771  
772 772  User can configure LT I/O Controller via AT Commands or LoRaWAN Downlink Commands
... ... @@ -779,6 +779,8 @@
779 779  
780 780  * (% style="color:#4f81bd" %)**Sensor Related Commands**(%%): These commands are special designed for LT-22222-L.  User can see these commands below:
781 781  
722 +
723 +
782 782  === 3.4.1 Common Commands ===
783 783  
784 784  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]]
... ... @@ -791,7 +791,7 @@
791 791  
792 792  Set device uplink interval.
793 793  
794 -* AT Command:
736 +* (% style="color:#037691" %)**AT Command:**
795 795  
796 796  (% class="box infomessage" %)
797 797  (((
... ... @@ -801,7 +801,7 @@
801 801  **Example: **AT+TDC=30000. Means set interval to 30 seconds
802 802  
803 803  
804 -* Downlink Payload (prefix 0x01):
746 +* (% style="color:#037691" %)**Downlink Payload (prefix 0x01):**
805 805  
806 806  (% class="box infomessage" %)
807 807  (((
... ... @@ -814,7 +814,7 @@
814 814  
815 815  Set work mode.
816 816  
817 -* AT Command:
759 +* (% style="color:#037691" %)**AT Command:**
818 818  
819 819  (% class="box infomessage" %)
820 820  (((
... ... @@ -824,7 +824,7 @@
824 824  **Example**: AT+MOD=2. Set work mode to Double DI counting mode
825 825  
826 826  
827 -* Downlink Payload (prefix 0x0A):
769 +* (% style="color:#037691" %)**Downlink Payload (prefix 0x0A):**
828 828  
829 829  (% class="box infomessage" %)
830 830  (((
... ... @@ -835,12 +835,12 @@
835 835  
836 836  ==== 3.4.2.3 Poll an uplink ====
837 837  
838 -* AT Command:
780 +* (% style="color:#037691" %)AT Command:
839 839  
840 840  There is no AT Command to poll uplink
841 841  
842 842  
843 -* Downlink Payload (prefix 0x08):
785 +* (% style="color:#037691" %)Downlink Payload (prefix 0x08):
844 844  
845 845  (% class="box infomessage" %)
846 846  (((
... ... @@ -855,7 +855,7 @@
855 855  
856 856  Use of trigger mode, please check [[ADDMOD6>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
857 857  
858 -* AT Command:
800 +* (% style="color:#037691" %)AT Command:
859 859  
860 860  (% class="box infomessage" %)
861 861  (((
... ... @@ -867,7 +867,7 @@
867 867  0: Disable Trigger Mode
868 868  
869 869  
870 -* Downlink Payload (prefix 0x0A 06):
812 +* (% style="color:#037691" %)Downlink Payload (prefix 0x0A 06):
871 871  
872 872  (% class="box infomessage" %)
873 873  (((
... ... @@ -880,12 +880,12 @@
880 880  
881 881  Poll trigger settings,
882 882  
883 -* AT Command:
825 +* (% style="color:#037691" %)AT Command:
884 884  
885 885  There is no AT Command for this feature.
886 886  
887 887  
888 -* Downlink Payload (prefix 0x AB 06):
830 +* (% style="color:#037691" %)Downlink Payload (prefix 0x AB 06):
889 889  
890 890  (% class="box infomessage" %)
891 891  (((
... ... @@ -898,7 +898,7 @@
898 898  
899 899  Enable Disable DI1/DI2/DI2 as trigger,
900 900  
901 -* AT Command:
843 +* (% style="color:#037691" %)AT Command:
902 902  
903 903  (% class="box infomessage" %)
904 904  (((
... ... @@ -910,7 +910,7 @@
910 910  
911 911  AT+ DTRI =1,0   (Enable DI1 trigger / disable DI2 trigger)
912 912  
913 -* Downlink Payload (prefix 0xAA 02):
855 +* (% style="color:#037691" %)Downlink Payload (prefix 0xAA 02):
914 914  
915 915  (% class="box infomessage" %)
916 916  (((
... ... @@ -923,7 +923,7 @@
923 923  
924 924  Set DI1 or DI3(for LT-33222-L) trigger.
925 925  
926 -* AT Command:
868 +* (% style="color:#037691" %)AT Command:
927 927  
928 928  (% class="box infomessage" %)
929 929  (((
... ... @@ -940,7 +940,7 @@
940 940  AT+TRIG1=1,100(set DI1 port to trigger on high level, valid signal is 100ms )
941 941  
942 942  
943 -* Downlink Payload (prefix 0x09 01 ):
885 +* (% style="color:#037691" %)Downlink Payload (prefix 0x09 01 ):
944 944  
945 945  (% class="box infomessage" %)
946 946  (((
... ... @@ -953,7 +953,7 @@
953 953  
954 954  Set DI2 trigger.
955 955  
956 -* AT Command:
898 +* (% style="color:#037691" %)AT Command:
957 957  
958 958  (% class="box infomessage" %)
959 959  (((
... ... @@ -970,7 +970,7 @@
970 970  AT+TRIG2=0,100(set DI1 port to trigger on low level, valid signal is 100ms )
971 971  
972 972  
973 -* Downlink Payload (prefix 0x09 02 ):
915 +* (% style="color:#037691" %)Downlink Payload (prefix 0x09 02 ):
974 974  
975 975  (% class="box infomessage" %)
976 976  (((
... ... @@ -983,7 +983,7 @@
983 983  
984 984  Set current trigger , base on AC port. See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
985 985  
986 -* AT Command:
928 +* (% style="color:#037691" %)AT Command:
987 987  
988 988  (% class="box infomessage" %)
989 989  (((
... ... @@ -991,7 +991,7 @@
991 991  )))
992 992  
993 993  
994 -* Downlink Payload (prefix 0xAA 01 ):
936 +* (% style="color:#037691" %)Downlink Payload (prefix 0xAA 01 ):
995 995  
996 996  (% class="box infomessage" %)
997 997  (((
... ... @@ -1004,7 +1004,7 @@
1004 1004  
1005 1005  Set current trigger , base on AV port. See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
1006 1006  
1007 -* AT Command:
949 +* (% style="color:#037691" %)AT Command:
1008 1008  
1009 1009  (% class="box infomessage" %)
1010 1010  (((
... ... @@ -1012,7 +1012,7 @@
1012 1012  )))
1013 1013  
1014 1014  
1015 -* Downlink Payload (prefix 0xAA 00 ):
957 +* (% style="color:#037691" %)Downlink Payload (prefix 0xAA 00 ):
1016 1016  
1017 1017  (% class="box infomessage" %)
1018 1018  (((
... ... @@ -1025,7 +1025,7 @@
1025 1025  
1026 1026  Set AV and AC trigger minimum interval, system won’t response to the second trigger within this set time after the first trigger.
1027 1027  
1028 -* AT Command:
970 +* (% style="color:#037691" %)AT Command:
1029 1029  
1030 1030  (% class="box infomessage" %)
1031 1031  (((
... ... @@ -1033,7 +1033,7 @@
1033 1033  )))
1034 1034  
1035 1035  
1036 -* Downlink Payload (prefix 0xAC ):
978 +* (% style="color:#037691" %)Downlink Payload (prefix 0xAC ):
1037 1037  
1038 1038  (% class="box infomessage" %)
1039 1039  (((
... ... @@ -1044,12 +1044,12 @@
1044 1044  
1045 1045  ==== 3.4.2.12 DO ~-~- Control Digital Output DO1/DO2/DO3 ====
1046 1046  
1047 -* AT Command:
989 +* (% style="color:#037691" %)AT Command:
1048 1048  
1049 1049  There is no AT Command to control Digital Output
1050 1050  
1051 1051  
1052 -* Downlink Payload (prefix 0x02):
994 +* (% style="color:#037691" %)Downlink Payload (prefix 0x02):
1053 1053  
1054 1054  (% class="box infomessage" %)
1055 1055  (((
... ... @@ -1078,12 +1078,12 @@
1078 1078  
1079 1079  ==== 3.4.2.13 DO ~-~- Control Digital Output DO1/DO2/DO3 with time control ====
1080 1080  
1081 -* AT Command:
1023 +* (% style="color:#037691" %)AT Command:
1082 1082  
1083 1083  There is no AT Command to control Digital Output
1084 1084  
1085 1085  
1086 -* Downlink Payload (prefix 0xA9):
1028 +* (% style="color:#037691" %)Downlink Payload (prefix 0xA9):
1087 1087  
1088 1088  (% class="box infomessage" %)
1089 1089  (((
... ... @@ -1147,12 +1147,12 @@
1147 1147  
1148 1148  ==== 3.4.2.14 Relay ~-~- Control Relay Output RO1/RO2 ====
1149 1149  
1150 -* AT Command:
1092 +* (% style="color:#037691" %)AT Command:
1151 1151  
1152 1152  There is no AT Command to control Relay Output
1153 1153  
1154 1154  
1155 -* Downlink Payload (prefix 0x03):
1097 +* (% style="color:#037691" %)Downlink Payload (prefix 0x03):
1156 1156  
1157 1157  (% class="box infomessage" %)
1158 1158  (((
... ... @@ -1177,12 +1177,12 @@
1177 1177  
1178 1178  ==== 3.4.2.15 Relay ~-~- Control Relay Output RO1/RO2 with time control ====
1179 1179  
1180 -* AT Command:
1122 +* (% style="color:#037691" %)AT Command:
1181 1181  
1182 1182  There is no AT Command to control Relay Output
1183 1183  
1184 1184  
1185 -* Downlink Payload (prefix 0x05):
1127 +* (% style="color:#037691" %)Downlink Payload (prefix 0x05):
1186 1186  
1187 1187  (% class="box infomessage" %)
1188 1188  (((
... ... @@ -1234,7 +1234,7 @@
1234 1234  
1235 1235  When voltage exceed the threshold, count. Feature see [[MOD4>>||anchor="H3.3.4AT2BMOD3D42CSingleDICounting2B1xVoltageCounting"]]
1236 1236  
1237 -* AT Command:
1179 +* (% style="color:#037691" %)AT Command:
1238 1238  
1239 1239  (% class="box infomessage" %)
1240 1240  (((
... ... @@ -1242,7 +1242,7 @@
1242 1242  )))
1243 1243  
1244 1244  
1245 -* Downlink Payload (prefix 0xA5):
1187 +* (% style="color:#037691" %)Downlink Payload (prefix 0xA5):
1246 1246  
1247 1247  (% class="box infomessage" %)
1248 1248  (((
... ... @@ -1253,7 +1253,7 @@
1253 1253  
1254 1254  ==== 3.4.2.17 Counting ~-~- Pre-configure the Count Number ====
1255 1255  
1256 -* AT Command:
1198 +* (% style="color:#037691" %)AT Command:
1257 1257  
1258 1258  (% class="box infomessage" %)
1259 1259  (((
... ... @@ -1269,7 +1269,7 @@
1269 1269  Bb cc dd ee: number to be set
1270 1270  
1271 1271  
1272 -* Downlink Payload (prefix 0xA8):
1214 +* (% style="color:#037691" %)Downlink Payload (prefix 0xA8):
1273 1273  
1274 1274  (% class="box infomessage" %)
1275 1275  (((
... ... @@ -1282,7 +1282,7 @@
1282 1282  
1283 1283  Clear counting for counting mode
1284 1284  
1285 -* AT Command:
1227 +* (% style="color:#037691" %)AT Command:
1286 1286  
1287 1287  (% class="box infomessage" %)
1288 1288  (((
... ... @@ -1289,7 +1289,7 @@
1289 1289  **AT+CLRCOUNT ~/~/ clear all counting**
1290 1290  )))
1291 1291  
1292 -* Downlink Payload (prefix 0xA6):
1234 +* (% style="color:#037691" %)Downlink Payload (prefix 0xA6):
1293 1293  
1294 1294  (% class="box infomessage" %)
1295 1295  (((
... ... @@ -1300,7 +1300,7 @@
1300 1300  
1301 1301  ==== 3.4.2.19 Counting ~-~- Change counting mode save time ====
1302 1302  
1303 -* AT Command:
1245 +* (% style="color:#037691" %)AT Command:
1304 1304  
1305 1305  (% class="box infomessage" %)
1306 1306  (((
... ... @@ -1307,7 +1307,7 @@
1307 1307  **AT+COUTIME=60  ~/~/ Set save time to 60 seconds. Device will save the counting result in internal flash every 60 seconds. (min value: 30)**
1308 1308  )))
1309 1309  
1310 -* Downlink Payload (prefix 0xA7):
1252 +* (% style="color:#037691" %)Downlink Payload (prefix 0xA7):
1311 1311  
1312 1312  (% class="box infomessage" %)
1313 1313  (((
... ... @@ -2010,8 +2010,16 @@
2010 2010  )))
2011 2011  
2012 2012  (((
2013 -
1955 +== 5.6 Why does the relay output become the default and open relay after the lt22222 is powered off? ==
2014 2014  
1957 +If the device is not shut down, but directly powered off.
1958 +
1959 +It will default that this is a power-off state.
1960 +
1961 +In modes 2 to 5, DO RO status and pulse count are saved in flash.
1962 +
1963 +After restart, the status before power failure will be read from flash.
1964 +
2015 2015  = 6. Trouble Shooting =
2016 2016  )))
2017 2017  

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