Last modified by Saxer Lin on 2025/04/15 17:24
<
From version < 80.3 >
edited by Xiaoling
on 2022/06/10 10:20
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  
... ... @@ -163,10 +163,12 @@
163 163  )))
164 164  * (((
165 165  Packet engine up to 256 bytes with CRC.
166 -)))
167 167  
168 168  
169 169  
171 +
172 +)))
173 +
170 170  == 1.3 Features ==
171 171  
172 172  * LoRaWAN Class A & Class C protocol
... ... @@ -204,7 +204,6 @@
204 204  )))
205 205  
206 206  
207 -
208 208  = 2. Power ON Device =
209 209  
210 210  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.
... ... @@ -285,6 +285,8 @@
285 285  * **MOD5**: Single DI Counting + 2 x AVI + 1 x ACI + DO + RO
286 286  * **ADDMOD6**: Trigger Mode, Optional, used together with MOD1 ~~ MOD5
287 287  
291 +
292 +
288 288  === 3.3.1 AT+MOD~=1, 2ACI+2AVI ===
289 289  
290 290  The uplink payload includes totally 9 bytes. Uplink packets use FPORT=2 and every 10 minutes send one uplink by default.
... ... @@ -338,6 +338,8 @@
338 338  ** DO1 is high in case there is load between DO1 and V+.
339 339  ** DO1 LED is off in both case
340 340  
346 +
347 +
341 341  === 3.3.2 AT+MOD~=2, (Double DI Counting) ===
342 342  
343 343  
... ... @@ -374,12 +374,7 @@
374 374  (((
375 375  (((
376 376  **AT+MOD=2**
377 -)))
378 -)))
379 379  
380 -(% class="box infomessage" %)
381 -(((
382 -(((
383 383  **ATZ**
384 384  )))
385 385  )))
... ... @@ -398,40 +398,15 @@
398 398  (((
399 399  (((
400 400  **AT+TRIG1=0,100 (set DI1 port to trigger on low level, valid signal is 100ms) **
401 -)))
402 -)))
403 403  
404 -(% class="box infomessage" %)
405 -(((
406 -(((
407 407  **AT+TRIG1=1,100(set DI1 port to trigger on high level, valid signal is 100ms ) **
408 -)))
409 -)))
410 410  
411 -(% class="box infomessage" %)
412 -(((
413 -(((
414 414  **AT+TRIG2=0,100 (set DI2 port to trigger on low level, valid signal is 100ms) **
415 -)))
416 -)))
417 417  
418 -(% class="box infomessage" %)
419 -(((
420 -(((
421 421  **AT+TRIG2=1,100 (set DI2 port to trigger on high level, valid signal is 100ms ) **
422 -)))
423 -)))
424 424  
425 -(% class="box infomessage" %)
426 -(((
427 -(((
428 428  **AT+SETCNT=1,60   (Set COUNT1 value to 60)**
429 -)))
430 -)))
431 431  
432 -(% class="box infomessage" %)
433 -(((
434 -(((
435 435  **AT+SETCNT=2,60   (Set COUNT2 value to 60)**
436 436  )))
437 437  )))
... ... @@ -466,12 +466,7 @@
466 466  (((
467 467  (((
468 468  **AT+MOD=3**
469 -)))
470 -)))
471 471  
472 -(% class="box infomessage" %)
473 -(((
474 -(((
475 475  **ATZ**
476 476  )))
477 477  )))
... ... @@ -516,20 +516,13 @@
516 516  (((
517 517  (((
518 518  **AT+MOD=4**
519 -)))
520 -)))
521 521  
522 -(% class="box infomessage" %)
523 -(((
524 -(((
525 525  **ATZ**
526 526  )))
527 527  )))
528 528  
529 -(((
530 -
531 -)))
532 532  
497 +
533 533  (((
534 534  Other AT Commands for counting are similar to [[MOD2 Counting Command>>||anchor="H3.3.2AT2BMOD3D22C28DoubleDICounting29"]].
535 535  )))
... ... @@ -543,33 +543,17 @@
543 543  (% class="box infomessage" %)
544 544  (((
545 545  (((
546 -**AT+SETCNT=3,60   (set AVI Count to 60)**
547 -)))
548 -)))
511 +(% style="color:blue" %)**AT+SETCNT=3,60**(%%)**   (set AVI Count to 60)**
549 549  
550 -(% class="box infomessage" %)
551 -(((
552 -(((
553 -**AT+VOLMAX=20000   (If AVI1 voltage higher than VOLMAX (20000mV =20v), counter increase 1)**
554 -)))
555 -)))
513 +(% style="color:blue" %)**AT+VOLMAX=20000**(%%)**   (If AVI1 voltage higher than VOLMAX (20000mV =20v), counter increase 1)**
556 556  
557 -(% class="box infomessage" %)
558 -(((
559 -(((
560 -**AT+VOLMAX=20000,0   (If AVI1 voltage lower than VOLMAX (20000mV =20v), counter increase 1)**
561 -)))
562 -)))
515 +(% style="color:blue" %)**AT+VOLMAX=20000,0**(%%)**   (If AVI1 voltage lower than VOLMAX (20000mV =20v), counter increase 1)**
563 563  
564 -(% class="box infomessage" %)
565 -(((
566 -(((
567 -**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)**
568 568  )))
569 569  )))
570 570  
571 571  
572 -
573 573  === 3.3.5 AT+MOD~=5, Single DI Counting + 2 x AVI + 1 x ACI ===
574 574  
575 575  
... ... @@ -603,12 +603,7 @@
603 603  (((
604 604  (((
605 605  **AT+MOD=5**
606 -)))
607 -)))
608 608  
609 -(% class="box infomessage" %)
610 -(((
611 -(((
612 612  **ATZ**
613 613  )))
614 614  )))
... ... @@ -634,7 +634,7 @@
634 634  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
635 635  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.**
636 636  
637 -**AT Command to set Trigger Condition**:
581 +(% style="color:#037691" %)**AT Command to set Trigger Condition**:
638 638  
639 639  (% style="color:#4f81bd" %)**Trigger base on voltage**:
640 640  
... ... @@ -670,7 +670,7 @@
670 670  AT+ DTRI =1,0   (Enable DI1 trigger / disable DI2 trigger)
671 671  
672 672  
673 -**Downlink Command to set Trigger Condition:**
617 +(% style="color:#037691" %)**Downlink Command to set Trigger Condition:**
674 674  
675 675  Type Code: 0xAA. Downlink command same as AT Command **AT+AVLIM, AT+ACLIM**
676 676  
... ... @@ -775,6 +775,8 @@
775 775  
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  
722 +
723 +
778 778  === 3.4.1 Common Commands ===
779 779  
780 780  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]]
... ... @@ -787,7 +787,7 @@
787 787  
788 788  Set device uplink interval.
789 789  
790 -* AT Command:
736 +* (% style="color:#037691" %)**AT Command:**
791 791  
792 792  (% class="box infomessage" %)
793 793  (((
... ... @@ -797,7 +797,7 @@
797 797  **Example: **AT+TDC=30000. Means set interval to 30 seconds
798 798  
799 799  
800 -* Downlink Payload (prefix 0x01):
746 +* (% style="color:#037691" %)**Downlink Payload (prefix 0x01):**
801 801  
802 802  (% class="box infomessage" %)
803 803  (((
... ... @@ -810,7 +810,7 @@
810 810  
811 811  Set work mode.
812 812  
813 -* AT Command:
759 +* (% style="color:#037691" %)**AT Command:**
814 814  
815 815  (% class="box infomessage" %)
816 816  (((
... ... @@ -820,7 +820,7 @@
820 820  **Example**: AT+MOD=2. Set work mode to Double DI counting mode
821 821  
822 822  
823 -* Downlink Payload (prefix 0x0A):
769 +* (% style="color:#037691" %)**Downlink Payload (prefix 0x0A):**
824 824  
825 825  (% class="box infomessage" %)
826 826  (((
... ... @@ -831,12 +831,12 @@
831 831  
832 832  ==== 3.4.2.3 Poll an uplink ====
833 833  
834 -* AT Command:
780 +* (% style="color:#037691" %)AT Command:
835 835  
836 836  There is no AT Command to poll uplink
837 837  
838 838  
839 -* Downlink Payload (prefix 0x08):
785 +* (% style="color:#037691" %)Downlink Payload (prefix 0x08):
840 840  
841 841  (% class="box infomessage" %)
842 842  (((
... ... @@ -851,7 +851,7 @@
851 851  
852 852  Use of trigger mode, please check [[ADDMOD6>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
853 853  
854 -* AT Command:
800 +* (% style="color:#037691" %)AT Command:
855 855  
856 856  (% class="box infomessage" %)
857 857  (((
... ... @@ -863,7 +863,7 @@
863 863  0: Disable Trigger Mode
864 864  
865 865  
866 -* Downlink Payload (prefix 0x0A 06):
812 +* (% style="color:#037691" %)Downlink Payload (prefix 0x0A 06):
867 867  
868 868  (% class="box infomessage" %)
869 869  (((
... ... @@ -876,12 +876,12 @@
876 876  
877 877  Poll trigger settings,
878 878  
879 -* AT Command:
825 +* (% style="color:#037691" %)AT Command:
880 880  
881 881  There is no AT Command for this feature.
882 882  
883 883  
884 -* Downlink Payload (prefix 0x AB 06):
830 +* (% style="color:#037691" %)Downlink Payload (prefix 0x AB 06):
885 885  
886 886  (% class="box infomessage" %)
887 887  (((
... ... @@ -894,7 +894,7 @@
894 894  
895 895  Enable Disable DI1/DI2/DI2 as trigger,
896 896  
897 -* AT Command:
843 +* (% style="color:#037691" %)AT Command:
898 898  
899 899  (% class="box infomessage" %)
900 900  (((
... ... @@ -906,7 +906,7 @@
906 906  
907 907  AT+ DTRI =1,0   (Enable DI1 trigger / disable DI2 trigger)
908 908  
909 -* Downlink Payload (prefix 0xAA 02):
855 +* (% style="color:#037691" %)Downlink Payload (prefix 0xAA 02):
910 910  
911 911  (% class="box infomessage" %)
912 912  (((
... ... @@ -919,7 +919,7 @@
919 919  
920 920  Set DI1 or DI3(for LT-33222-L) trigger.
921 921  
922 -* AT Command:
868 +* (% style="color:#037691" %)AT Command:
923 923  
924 924  (% class="box infomessage" %)
925 925  (((
... ... @@ -936,7 +936,7 @@
936 936  AT+TRIG1=1,100(set DI1 port to trigger on high level, valid signal is 100ms )
937 937  
938 938  
939 -* Downlink Payload (prefix 0x09 01 ):
885 +* (% style="color:#037691" %)Downlink Payload (prefix 0x09 01 ):
940 940  
941 941  (% class="box infomessage" %)
942 942  (((
... ... @@ -949,7 +949,7 @@
949 949  
950 950  Set DI2 trigger.
951 951  
952 -* AT Command:
898 +* (% style="color:#037691" %)AT Command:
953 953  
954 954  (% class="box infomessage" %)
955 955  (((
... ... @@ -966,7 +966,7 @@
966 966  AT+TRIG2=0,100(set DI1 port to trigger on low level, valid signal is 100ms )
967 967  
968 968  
969 -* Downlink Payload (prefix 0x09 02 ):
915 +* (% style="color:#037691" %)Downlink Payload (prefix 0x09 02 ):
970 970  
971 971  (% class="box infomessage" %)
972 972  (((
... ... @@ -979,7 +979,7 @@
979 979  
980 980  Set current trigger , base on AC port. See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
981 981  
982 -* AT Command:
928 +* (% style="color:#037691" %)AT Command:
983 983  
984 984  (% class="box infomessage" %)
985 985  (((
... ... @@ -987,7 +987,7 @@
987 987  )))
988 988  
989 989  
990 -* Downlink Payload (prefix 0xAA 01 ):
936 +* (% style="color:#037691" %)Downlink Payload (prefix 0xAA 01 ):
991 991  
992 992  (% class="box infomessage" %)
993 993  (((
... ... @@ -1000,7 +1000,7 @@
1000 1000  
1001 1001  Set current trigger , base on AV port. See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
1002 1002  
1003 -* AT Command:
949 +* (% style="color:#037691" %)AT Command:
1004 1004  
1005 1005  (% class="box infomessage" %)
1006 1006  (((
... ... @@ -1008,7 +1008,7 @@
1008 1008  )))
1009 1009  
1010 1010  
1011 -* Downlink Payload (prefix 0xAA 00 ):
957 +* (% style="color:#037691" %)Downlink Payload (prefix 0xAA 00 ):
1012 1012  
1013 1013  (% class="box infomessage" %)
1014 1014  (((
... ... @@ -1021,7 +1021,7 @@
1021 1021  
1022 1022  Set AV and AC trigger minimum interval, system won’t response to the second trigger within this set time after the first trigger.
1023 1023  
1024 -* AT Command:
970 +* (% style="color:#037691" %)AT Command:
1025 1025  
1026 1026  (% class="box infomessage" %)
1027 1027  (((
... ... @@ -1029,7 +1029,7 @@
1029 1029  )))
1030 1030  
1031 1031  
1032 -* Downlink Payload (prefix 0xAC ):
978 +* (% style="color:#037691" %)Downlink Payload (prefix 0xAC ):
1033 1033  
1034 1034  (% class="box infomessage" %)
1035 1035  (((
... ... @@ -1040,12 +1040,12 @@
1040 1040  
1041 1041  ==== 3.4.2.12 DO ~-~- Control Digital Output DO1/DO2/DO3 ====
1042 1042  
1043 -* AT Command:
989 +* (% style="color:#037691" %)AT Command:
1044 1044  
1045 1045  There is no AT Command to control Digital Output
1046 1046  
1047 1047  
1048 -* Downlink Payload (prefix 0x02):
994 +* (% style="color:#037691" %)Downlink Payload (prefix 0x02):
1049 1049  
1050 1050  (% class="box infomessage" %)
1051 1051  (((
... ... @@ -1074,12 +1074,12 @@
1074 1074  
1075 1075  ==== 3.4.2.13 DO ~-~- Control Digital Output DO1/DO2/DO3 with time control ====
1076 1076  
1077 -* AT Command:
1023 +* (% style="color:#037691" %)AT Command:
1078 1078  
1079 1079  There is no AT Command to control Digital Output
1080 1080  
1081 1081  
1082 -* Downlink Payload (prefix 0xA9):
1028 +* (% style="color:#037691" %)Downlink Payload (prefix 0xA9):
1083 1083  
1084 1084  (% class="box infomessage" %)
1085 1085  (((
... ... @@ -1143,12 +1143,12 @@
1143 1143  
1144 1144  ==== 3.4.2.14 Relay ~-~- Control Relay Output RO1/RO2 ====
1145 1145  
1146 -* AT Command:
1092 +* (% style="color:#037691" %)AT Command:
1147 1147  
1148 1148  There is no AT Command to control Relay Output
1149 1149  
1150 1150  
1151 -* Downlink Payload (prefix 0x03):
1097 +* (% style="color:#037691" %)Downlink Payload (prefix 0x03):
1152 1152  
1153 1153  (% class="box infomessage" %)
1154 1154  (((
... ... @@ -1173,12 +1173,12 @@
1173 1173  
1174 1174  ==== 3.4.2.15 Relay ~-~- Control Relay Output RO1/RO2 with time control ====
1175 1175  
1176 -* AT Command:
1122 +* (% style="color:#037691" %)AT Command:
1177 1177  
1178 1178  There is no AT Command to control Relay Output
1179 1179  
1180 1180  
1181 -* Downlink Payload (prefix 0x05):
1127 +* (% style="color:#037691" %)Downlink Payload (prefix 0x05):
1182 1182  
1183 1183  (% class="box infomessage" %)
1184 1184  (((
... ... @@ -1230,7 +1230,7 @@
1230 1230  
1231 1231  When voltage exceed the threshold, count. Feature see [[MOD4>>||anchor="H3.3.4AT2BMOD3D42CSingleDICounting2B1xVoltageCounting"]]
1232 1232  
1233 -* AT Command:
1179 +* (% style="color:#037691" %)AT Command:
1234 1234  
1235 1235  (% class="box infomessage" %)
1236 1236  (((
... ... @@ -1238,7 +1238,7 @@
1238 1238  )))
1239 1239  
1240 1240  
1241 -* Downlink Payload (prefix 0xA5):
1187 +* (% style="color:#037691" %)Downlink Payload (prefix 0xA5):
1242 1242  
1243 1243  (% class="box infomessage" %)
1244 1244  (((
... ... @@ -1249,7 +1249,7 @@
1249 1249  
1250 1250  ==== 3.4.2.17 Counting ~-~- Pre-configure the Count Number ====
1251 1251  
1252 -* AT Command:
1198 +* (% style="color:#037691" %)AT Command:
1253 1253  
1254 1254  (% class="box infomessage" %)
1255 1255  (((
... ... @@ -1265,7 +1265,7 @@
1265 1265  Bb cc dd ee: number to be set
1266 1266  
1267 1267  
1268 -* Downlink Payload (prefix 0xA8):
1214 +* (% style="color:#037691" %)Downlink Payload (prefix 0xA8):
1269 1269  
1270 1270  (% class="box infomessage" %)
1271 1271  (((
... ... @@ -1278,7 +1278,7 @@
1278 1278  
1279 1279  Clear counting for counting mode
1280 1280  
1281 -* AT Command:
1227 +* (% style="color:#037691" %)AT Command:
1282 1282  
1283 1283  (% class="box infomessage" %)
1284 1284  (((
... ... @@ -1285,7 +1285,7 @@
1285 1285  **AT+CLRCOUNT ~/~/ clear all counting**
1286 1286  )))
1287 1287  
1288 -* Downlink Payload (prefix 0xA6):
1234 +* (% style="color:#037691" %)Downlink Payload (prefix 0xA6):
1289 1289  
1290 1290  (% class="box infomessage" %)
1291 1291  (((
... ... @@ -1296,7 +1296,7 @@
1296 1296  
1297 1297  ==== 3.4.2.19 Counting ~-~- Change counting mode save time ====
1298 1298  
1299 -* AT Command:
1245 +* (% style="color:#037691" %)AT Command:
1300 1300  
1301 1301  (% class="box infomessage" %)
1302 1302  (((
... ... @@ -1303,7 +1303,7 @@
1303 1303  **AT+COUTIME=60  ~/~/ Set save time to 60 seconds. Device will save the counting result in internal flash every 60 seconds. (min value: 30)**
1304 1304  )))
1305 1305  
1306 -* Downlink Payload (prefix 0xA7):
1252 +* (% style="color:#037691" %)Downlink Payload (prefix 0xA7):
1307 1307  
1308 1308  (% class="box infomessage" %)
1309 1309  (((
... ... @@ -2006,8 +2006,16 @@
2006 2006  )))
2007 2007  
2008 2008  (((
2009 -
1955 +== 5.6 Why does the relay output become the default and open relay after the lt22222 is powered off? ==
2010 2010  
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 +
2011 2011  = 6. Trouble Shooting =
2012 2012  )))
2013 2013  

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