Last modified by Saxer Lin on 2025/04/15 17:24
<
From version < 80.2 >
edited by Xiaoling
on 2022/06/10 10:19
To version < 82.11 >
edited by Xiaoling
on 2022/06/20 11:43
>
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  
... ... @@ -163,10 +163,11 @@
163 163  )))
164 164  * (((
165 165  Packet engine up to 256 bytes with CRC.
166 -)))
167 167  
168 168  
169 169  
171 +
172 +)))
170 170  
171 171  == 1.3 Features ==
172 172  
... ... @@ -180,7 +180,6 @@
180 180  
181 181  
182 182  
183 -
184 184  == 1.4  Applications ==
185 185  
186 186  * Smart Buildings & Home Automation
... ... @@ -192,7 +192,6 @@
192 192  
193 193  
194 194  
195 -
196 196  == 1.5 Hardware Variants ==
197 197  
198 198  (% border="1" style="background-color:#f7faff; width:500px" %)
... ... @@ -207,8 +207,6 @@
207 207  )))
208 208  
209 209  
210 -
211 -
212 212  = 2. Power ON Device =
213 213  
214 214  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.
... ... @@ -289,6 +289,8 @@
289 289  * **MOD5**: Single DI Counting + 2 x AVI + 1 x ACI + DO + RO
290 290  * **ADDMOD6**: Trigger Mode, Optional, used together with MOD1 ~~ MOD5
291 291  
291 +
292 +
292 292  === 3.3.1 AT+MOD~=1, 2ACI+2AVI ===
293 293  
294 294  The uplink payload includes totally 9 bytes. Uplink packets use FPORT=2 and every 10 minutes send one uplink by default.
... ... @@ -342,6 +342,8 @@
342 342  ** DO1 is high in case there is load between DO1 and V+.
343 343  ** DO1 LED is off in both case
344 344  
346 +
347 +
345 345  === 3.3.2 AT+MOD~=2, (Double DI Counting) ===
346 346  
347 347  
... ... @@ -378,12 +378,7 @@
378 378  (((
379 379  (((
380 380  **AT+MOD=2**
381 -)))
382 -)))
383 383  
384 -(% class="box infomessage" %)
385 -(((
386 -(((
387 387  **ATZ**
388 388  )))
389 389  )))
... ... @@ -402,40 +402,15 @@
402 402  (((
403 403  (((
404 404  **AT+TRIG1=0,100 (set DI1 port to trigger on low level, valid signal is 100ms) **
405 -)))
406 -)))
407 407  
408 -(% class="box infomessage" %)
409 -(((
410 -(((
411 411  **AT+TRIG1=1,100(set DI1 port to trigger on high level, valid signal is 100ms ) **
412 -)))
413 -)))
414 414  
415 -(% class="box infomessage" %)
416 -(((
417 -(((
418 418  **AT+TRIG2=0,100 (set DI2 port to trigger on low level, valid signal is 100ms) **
419 -)))
420 -)))
421 421  
422 -(% class="box infomessage" %)
423 -(((
424 -(((
425 425  **AT+TRIG2=1,100 (set DI2 port to trigger on high level, valid signal is 100ms ) **
426 -)))
427 -)))
428 428  
429 -(% class="box infomessage" %)
430 -(((
431 -(((
432 432  **AT+SETCNT=1,60   (Set COUNT1 value to 60)**
433 -)))
434 -)))
435 435  
436 -(% class="box infomessage" %)
437 -(((
438 -(((
439 439  **AT+SETCNT=2,60   (Set COUNT2 value to 60)**
440 440  )))
441 441  )))
... ... @@ -470,12 +470,7 @@
470 470  (((
471 471  (((
472 472  **AT+MOD=3**
473 -)))
474 -)))
475 475  
476 -(% class="box infomessage" %)
477 -(((
478 -(((
479 479  **ATZ**
480 480  )))
481 481  )))
... ... @@ -520,20 +520,13 @@
520 520  (((
521 521  (((
522 522  **AT+MOD=4**
523 -)))
524 -)))
525 525  
526 -(% class="box infomessage" %)
527 -(((
528 -(((
529 529  **ATZ**
530 530  )))
531 531  )))
532 532  
533 -(((
534 -
535 -)))
536 536  
497 +
537 537  (((
538 538  Other AT Commands for counting are similar to [[MOD2 Counting Command>>||anchor="H3.3.2AT2BMOD3D22C28DoubleDICounting29"]].
539 539  )))
... ... @@ -547,33 +547,17 @@
547 547  (% class="box infomessage" %)
548 548  (((
549 549  (((
550 -**AT+SETCNT=3,60   (set AVI Count to 60)**
551 -)))
552 -)))
511 +(% style="color:blue" %)**AT+SETCNT=3,60**(%%)**   (set AVI Count to 60)**
553 553  
554 -(% class="box infomessage" %)
555 -(((
556 -(((
557 -**AT+VOLMAX=20000   (If AVI1 voltage higher than VOLMAX (20000mV =20v), counter increase 1)**
558 -)))
559 -)))
513 +(% style="color:blue" %)**AT+VOLMAX=20000**(%%)**   (If AVI1 voltage higher than VOLMAX (20000mV =20v), counter increase 1)**
560 560  
561 -(% class="box infomessage" %)
562 -(((
563 -(((
564 -**AT+VOLMAX=20000,0   (If AVI1 voltage lower than VOLMAX (20000mV =20v), counter increase 1)**
565 -)))
566 -)))
515 +(% style="color:blue" %)**AT+VOLMAX=20000,0**(%%)**   (If AVI1 voltage lower than VOLMAX (20000mV =20v), counter increase 1)**
567 567  
568 -(% class="box infomessage" %)
569 -(((
570 -(((
571 -**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)**
572 572  )))
573 573  )))
574 574  
575 575  
576 -
577 577  === 3.3.5 AT+MOD~=5, Single DI Counting + 2 x AVI + 1 x ACI ===
578 578  
579 579  
... ... @@ -607,12 +607,7 @@
607 607  (((
608 608  (((
609 609  **AT+MOD=5**
610 -)))
611 -)))
612 612  
613 -(% class="box infomessage" %)
614 -(((
615 -(((
616 616  **ATZ**
617 617  )))
618 618  )))
... ... @@ -638,7 +638,7 @@
638 638  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
639 639  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.**
640 640  
641 -**AT Command to set Trigger Condition**:
581 +(% style="color:#037691" %)**AT Command to set Trigger Condition**:
642 642  
643 643  (% style="color:#4f81bd" %)**Trigger base on voltage**:
644 644  
... ... @@ -674,7 +674,7 @@
674 674  AT+ DTRI =1,0   (Enable DI1 trigger / disable DI2 trigger)
675 675  
676 676  
677 -**Downlink Command to set Trigger Condition:**
617 +(% style="color:#037691" %)**Downlink Command to set Trigger Condition:**
678 678  
679 679  Type Code: 0xAA. Downlink command same as AT Command **AT+AVLIM, AT+ACLIM**
680 680  
... ... @@ -780,6 +780,7 @@
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  
782 782  
723 +
783 783  === 3.4.1 Common Commands ===
784 784  
785 785  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]]
... ... @@ -792,7 +792,7 @@
792 792  
793 793  Set device uplink interval.
794 794  
795 -* AT Command:
736 +* (% style="color:#037691" %)**AT Command:**
796 796  
797 797  (% class="box infomessage" %)
798 798  (((
... ... @@ -802,7 +802,7 @@
802 802  **Example: **AT+TDC=30000. Means set interval to 30 seconds
803 803  
804 804  
805 -* Downlink Payload (prefix 0x01):
746 +* (% style="color:#037691" %)**Downlink Payload (prefix 0x01):**
806 806  
807 807  (% class="box infomessage" %)
808 808  (((
... ... @@ -815,7 +815,7 @@
815 815  
816 816  Set work mode.
817 817  
818 -* AT Command:
759 +* (% style="color:#037691" %)**AT Command:**
819 819  
820 820  (% class="box infomessage" %)
821 821  (((
... ... @@ -825,7 +825,7 @@
825 825  **Example**: AT+MOD=2. Set work mode to Double DI counting mode
826 826  
827 827  
828 -* Downlink Payload (prefix 0x0A):
769 +* (% style="color:#037691" %)**Downlink Payload (prefix 0x0A):**
829 829  
830 830  (% class="box infomessage" %)
831 831  (((
... ... @@ -836,12 +836,12 @@
836 836  
837 837  ==== 3.4.2.3 Poll an uplink ====
838 838  
839 -* AT Command:
780 +* (% style="color:#037691" %)AT Command:
840 840  
841 841  There is no AT Command to poll uplink
842 842  
843 843  
844 -* Downlink Payload (prefix 0x08):
785 +* (% style="color:#037691" %)Downlink Payload (prefix 0x08):
845 845  
846 846  (% class="box infomessage" %)
847 847  (((
... ... @@ -856,7 +856,7 @@
856 856  
857 857  Use of trigger mode, please check [[ADDMOD6>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
858 858  
859 -* AT Command:
800 +* (% style="color:#037691" %)AT Command:
860 860  
861 861  (% class="box infomessage" %)
862 862  (((
... ... @@ -868,7 +868,7 @@
868 868  0: Disable Trigger Mode
869 869  
870 870  
871 -* Downlink Payload (prefix 0x0A 06):
812 +* (% style="color:#037691" %)Downlink Payload (prefix 0x0A 06):
872 872  
873 873  (% class="box infomessage" %)
874 874  (((
... ... @@ -881,12 +881,12 @@
881 881  
882 882  Poll trigger settings,
883 883  
884 -* AT Command:
825 +* (% style="color:#037691" %)AT Command:
885 885  
886 886  There is no AT Command for this feature.
887 887  
888 888  
889 -* Downlink Payload (prefix 0x AB 06):
830 +* (% style="color:#037691" %)Downlink Payload (prefix 0x AB 06):
890 890  
891 891  (% class="box infomessage" %)
892 892  (((
... ... @@ -899,7 +899,7 @@
899 899  
900 900  Enable Disable DI1/DI2/DI2 as trigger,
901 901  
902 -* AT Command:
843 +* (% style="color:#037691" %)AT Command:
903 903  
904 904  (% class="box infomessage" %)
905 905  (((
... ... @@ -911,7 +911,7 @@
911 911  
912 912  AT+ DTRI =1,0   (Enable DI1 trigger / disable DI2 trigger)
913 913  
914 -* Downlink Payload (prefix 0xAA 02):
855 +* (% style="color:#037691" %)Downlink Payload (prefix 0xAA 02):
915 915  
916 916  (% class="box infomessage" %)
917 917  (((
... ... @@ -924,7 +924,7 @@
924 924  
925 925  Set DI1 or DI3(for LT-33222-L) trigger.
926 926  
927 -* AT Command:
868 +* (% style="color:#037691" %)AT Command:
928 928  
929 929  (% class="box infomessage" %)
930 930  (((
... ... @@ -941,7 +941,7 @@
941 941  AT+TRIG1=1,100(set DI1 port to trigger on high level, valid signal is 100ms )
942 942  
943 943  
944 -* Downlink Payload (prefix 0x09 01 ):
885 +* (% style="color:#037691" %)Downlink Payload (prefix 0x09 01 ):
945 945  
946 946  (% class="box infomessage" %)
947 947  (((
... ... @@ -954,7 +954,7 @@
954 954  
955 955  Set DI2 trigger.
956 956  
957 -* AT Command:
898 +* (% style="color:#037691" %)AT Command:
958 958  
959 959  (% class="box infomessage" %)
960 960  (((
... ... @@ -971,7 +971,7 @@
971 971  AT+TRIG2=0,100(set DI1 port to trigger on low level, valid signal is 100ms )
972 972  
973 973  
974 -* Downlink Payload (prefix 0x09 02 ):
915 +* (% style="color:#037691" %)Downlink Payload (prefix 0x09 02 ):
975 975  
976 976  (% class="box infomessage" %)
977 977  (((
... ... @@ -984,7 +984,7 @@
984 984  
985 985  Set current trigger , base on AC port. See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
986 986  
987 -* AT Command:
928 +* (% 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 01 ):
936 +* (% style="color:#037691" %)Downlink Payload (prefix 0xAA 01 ):
996 996  
997 997  (% class="box infomessage" %)
998 998  (((
... ... @@ -1005,7 +1005,7 @@
1005 1005  
1006 1006  Set current trigger , base on AV port. See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
1007 1007  
1008 -* AT Command:
949 +* (% 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 0xAA 00 ):
957 +* (% style="color:#037691" %)Downlink Payload (prefix 0xAA 00 ):
1017 1017  
1018 1018  (% class="box infomessage" %)
1019 1019  (((
... ... @@ -1026,7 +1026,7 @@
1026 1026  
1027 1027  Set AV and AC trigger minimum interval, system won’t response to the second trigger within this set time after the first trigger.
1028 1028  
1029 -* AT Command:
970 +* (% style="color:#037691" %)AT Command:
1030 1030  
1031 1031  (% class="box infomessage" %)
1032 1032  (((
... ... @@ -1034,7 +1034,7 @@
1034 1034  )))
1035 1035  
1036 1036  
1037 -* Downlink Payload (prefix 0xAC ):
978 +* (% style="color:#037691" %)Downlink Payload (prefix 0xAC ):
1038 1038  
1039 1039  (% class="box infomessage" %)
1040 1040  (((
... ... @@ -1045,12 +1045,12 @@
1045 1045  
1046 1046  ==== 3.4.2.12 DO ~-~- Control Digital Output DO1/DO2/DO3 ====
1047 1047  
1048 -* AT Command:
989 +* (% style="color:#037691" %)AT Command:
1049 1049  
1050 1050  There is no AT Command to control Digital Output
1051 1051  
1052 1052  
1053 -* Downlink Payload (prefix 0x02):
994 +* (% style="color:#037691" %)Downlink Payload (prefix 0x02):
1054 1054  
1055 1055  (% class="box infomessage" %)
1056 1056  (((
... ... @@ -1079,12 +1079,12 @@
1079 1079  
1080 1080  ==== 3.4.2.13 DO ~-~- Control Digital Output DO1/DO2/DO3 with time control ====
1081 1081  
1082 -* AT Command:
1023 +* (% style="color:#037691" %)AT Command:
1083 1083  
1084 1084  There is no AT Command to control Digital Output
1085 1085  
1086 1086  
1087 -* Downlink Payload (prefix 0xA9):
1028 +* (% style="color:#037691" %)Downlink Payload (prefix 0xA9):
1088 1088  
1089 1089  (% class="box infomessage" %)
1090 1090  (((
... ... @@ -1148,12 +1148,12 @@
1148 1148  
1149 1149  ==== 3.4.2.14 Relay ~-~- Control Relay Output RO1/RO2 ====
1150 1150  
1151 -* AT Command:
1092 +* (% style="color:#037691" %)AT Command:
1152 1152  
1153 1153  There is no AT Command to control Relay Output
1154 1154  
1155 1155  
1156 -* Downlink Payload (prefix 0x03):
1097 +* (% style="color:#037691" %)Downlink Payload (prefix 0x03):
1157 1157  
1158 1158  (% class="box infomessage" %)
1159 1159  (((
... ... @@ -1178,12 +1178,12 @@
1178 1178  
1179 1179  ==== 3.4.2.15 Relay ~-~- Control Relay Output RO1/RO2 with time control ====
1180 1180  
1181 -* AT Command:
1122 +* (% style="color:#037691" %)AT Command:
1182 1182  
1183 1183  There is no AT Command to control Relay Output
1184 1184  
1185 1185  
1186 -* Downlink Payload (prefix 0x05):
1127 +* (% style="color:#037691" %)Downlink Payload (prefix 0x05):
1187 1187  
1188 1188  (% class="box infomessage" %)
1189 1189  (((
... ... @@ -1235,7 +1235,7 @@
1235 1235  
1236 1236  When voltage exceed the threshold, count. Feature see [[MOD4>>||anchor="H3.3.4AT2BMOD3D42CSingleDICounting2B1xVoltageCounting"]]
1237 1237  
1238 -* AT Command:
1179 +* (% style="color:#037691" %)AT Command:
1239 1239  
1240 1240  (% class="box infomessage" %)
1241 1241  (((
... ... @@ -1243,7 +1243,7 @@
1243 1243  )))
1244 1244  
1245 1245  
1246 -* Downlink Payload (prefix 0xA5):
1187 +* (% style="color:#037691" %)Downlink Payload (prefix 0xA5):
1247 1247  
1248 1248  (% class="box infomessage" %)
1249 1249  (((
... ... @@ -1254,7 +1254,7 @@
1254 1254  
1255 1255  ==== 3.4.2.17 Counting ~-~- Pre-configure the Count Number ====
1256 1256  
1257 -* AT Command:
1198 +* (% style="color:#037691" %)AT Command:
1258 1258  
1259 1259  (% class="box infomessage" %)
1260 1260  (((
... ... @@ -1270,7 +1270,7 @@
1270 1270  Bb cc dd ee: number to be set
1271 1271  
1272 1272  
1273 -* Downlink Payload (prefix 0xA8):
1214 +* (% style="color:#037691" %)Downlink Payload (prefix 0xA8):
1274 1274  
1275 1275  (% class="box infomessage" %)
1276 1276  (((
... ... @@ -1283,7 +1283,7 @@
1283 1283  
1284 1284  Clear counting for counting mode
1285 1285  
1286 -* AT Command:
1227 +* (% style="color:#037691" %)AT Command:
1287 1287  
1288 1288  (% class="box infomessage" %)
1289 1289  (((
... ... @@ -1290,7 +1290,7 @@
1290 1290  **AT+CLRCOUNT ~/~/ clear all counting**
1291 1291  )))
1292 1292  
1293 -* Downlink Payload (prefix 0xA6):
1234 +* (% style="color:#037691" %)Downlink Payload (prefix 0xA6):
1294 1294  
1295 1295  (% class="box infomessage" %)
1296 1296  (((
... ... @@ -1301,20 +1301,15 @@
1301 1301  
1302 1302  ==== 3.4.2.19 Counting ~-~- Change counting mode save time ====
1303 1303  
1304 -* AT Command:
1245 +* (% style="color:#037691" %)**AT Command:**
1305 1305  
1306 -(% class="box infomessage" %)
1307 -(((
1308 -**AT+COUTIME=60  ~/~/ Set save time to 60 seconds. Device will save the counting result in internal flash every 60 seconds. (min value: 30)**
1309 -)))
1247 +**AT+COUTIME=60  **~/~/ Set save time to 60 seconds. Device will save the counting result in internal flash every 60 seconds. (min value: 30)
1310 1310  
1311 -* Downlink Payload (prefix 0xA7):
1312 1312  
1313 -(% class="box infomessage" %)
1314 -(((
1315 -**0x A7 aa bb cc     ~/~/ same as AT+COUTIME =aa bb cc,**
1316 -)))
1250 +* (% style="color:#037691" %)**Downlink Payload (prefix 0xA7):**
1317 1317  
1252 +**0x A7 aa bb cc     **~/~/ same as AT+COUTIME =aa bb cc,
1253 +
1318 1318  (((
1319 1319  range: aa bb cc:0 to 16777215,  (unit:second)
1320 1320  
... ... @@ -2011,8 +2011,16 @@
2011 2011  )))
2012 2012  
2013 2013  (((
2014 -
1950 +== 5.6 Why does the relay output become the default and open relay after the lt22222 is powered off? ==
2015 2015  
1952 +If the device is not shut down, but directly powered off.
1953 +
1954 +It will default that this is a power-off state.
1955 +
1956 +In modes 2 to 5, DO RO status and pulse count are saved in flash.
1957 +
1958 +After restart, the status before power failure will be read from flash.
1959 +
2016 2016  = 6. Trouble Shooting =
2017 2017  )))
2018 2018  

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