Last modified by Saxer Lin on 2025/04/15 17:24
<
From version < 77.1 >
edited by Edwin Chen
on 2022/06/02 15:25
To version < 75.2 >
edited by Xiaoling
on 2022/05/31 11:36
>
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Author
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1 -XWiki.Edwin
1 +XWiki.Xiaoling
Content
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16 16  == 1.1 What is LT Series I/O Controller ==
17 17  
18 18  (((
19 -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.
19 +The Dragino LT series I/O Modules are Long Range LoRaWAN I/O Controller. It contains different I/O Interfaces such as: analog current Input, analog voltage input, relay output, digital input and digital output etc. The LT I/O Modules are designed to simplify the installation of I/O monitoring.
20 20  )))
21 21  
22 22  (((
... ... @@ -24,7 +24,7 @@
24 24  )))
25 25  
26 26  (((
27 -The LT I/O Controllers is aiming to provide an (% style="color:blue" %)**easy and low cost installation** (%%)by using LoRa wireless technology.
27 +The LT I/O Controllers is aiming to provide a simple plug and play, low cost installation by using LoRaWAN wireless technology.
28 28  )))
29 29  
30 30  (((
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604 604  
605 605  AT+AVLIM=5000,0,0,0   (If AVI1 voltage lower than 5V , trigger uplink, 0 means ignore)
606 606  
607 -
608 608  (% style="color:#4f81bd" %)**Trigger base on current**:
609 609  
610 610  Format: AT+ACLIM=<AC1_LIMIT_LOW>,< AC1_LIMIT_HIGH>,<AC2_LIMIT_LOW>,< AC2_LIMIT_HIGH>
... ... @@ -613,7 +613,6 @@
613 613  
614 614  AT+ACLIM=10000,15000,0,0   (If ACI1 voltage lower than 10mA or higher than 15mA, trigger an uplink)
615 615  
616 -
617 617  (% style="color:#4f81bd" %)**Trigger base on DI status**:
618 618  
619 619  DI status trigger Flag.
... ... @@ -717,7 +717,7 @@
717 717  There are two kinds of Commands:
718 718  )))
719 719  
720 -* (% style="color:#4f81bd" %)**Common Commands**(%%): They should be available for each sensor, 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]]
718 +* (% style="color:#4f81bd" %)**Common Commands**(%%): They should be available for each sensor, such as: change uplink interval, reset device. For firmware v1.5.4, user can find what common commands it supports: http:~/~/wiki.dragino.com/index.php?title=End_Device_AT_Commands_and_Downlink_Commands
721 721  
722 722  * (% style="color:#4f81bd" %)**Sensor Related Commands**(%%): These commands are special designed for LT-22222-L.  User can see these commands below:
723 723  
... ... @@ -788,7 +788,7 @@
788 788  
789 789  ==== 3.4.2.4 Enable Trigger Mode ====
790 790  
791 -Use of trigger mode, please check [[ADDMOD6>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
789 +Use of trigger mode, please check [[ADDMOD6>>path:http://8.211.40.43:8080/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/#H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29]]
792 792  
793 793  * AT Command:
794 794  
... ... @@ -904,7 +904,7 @@
904 904  
905 905  ==== 3.4.2.9 Trigger – Set AC (current) as trigger ====
906 906  
907 -Set current trigger , base on AC port. See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
905 +Set current trigger , base on AC port. See [[trigger mode>>path:http://8.211.40.43:8080/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/#H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29]]
908 908  
909 909  * AT Command:
910 910  
... ... @@ -917,19 +917,19 @@
917 917  
918 918  (% class="box infomessage" %)
919 919  (((
920 -**0x AA 01 aa bb cc dd ee ff gg hh ~/~/ same as AT+ACLIM See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]**
918 +**0x AA 01 aa bb cc dd ee ff gg hh ~/~/ same as AT+ACLIM See [[trigger mode>>url:http://8.211.40.43:8080/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/#H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29]]**
921 921  )))
922 922  
923 923  
924 924  ==== 3.4.2.10 Trigger – Set AV (voltage) as trigger ====
925 925  
926 -Set current trigger , base on AV port. See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
924 +Set current trigger , base on AV port. See [[trigger mode>>url:http://8.211.40.43:8080/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/#H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29]]
927 927  
928 928  * AT Command:
929 929  
930 930  (% class="box infomessage" %)
931 931  (((
932 -**AT+AVLIM. See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]**
930 +**AT+AVLIM. See [[trigger mode>>url:http://8.211.40.43:8080/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/#H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29]]**
933 933  )))
934 934  
935 935  * Downlink Payload (prefix 0xAA 00 ):
... ... @@ -936,7 +936,7 @@
936 936  
937 937  (% class="box infomessage" %)
938 938  (((
939 -**0x AA 00 aa bb cc dd ee ff gg hh ~/~/ same as AT+AVLIM See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]] **
937 +**0x AA 00 aa bb cc dd ee ff gg hh ~/~/ same as AT+AVLIM See [[trigger mode>>url:http://8.211.40.43:8080/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/#H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29]] **
940 940  )))
941 941  
942 942  
... ... @@ -1133,13 +1133,13 @@
1133 1133  
1134 1134  ==== 3.4.2.16 Counting ~-~- Voltage threshold counting ====
1135 1135  
1136 -When voltage exceed the threshold, count. Feature see [[MOD4>>||anchor="H3.3.4AT2BMOD3D42CSingleDICounting2B1xVoltageCounting"]]
1134 +When voltage exceed the threshold, count. Feature see [[MOD4>>path:http://8.211.40.43:8080/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/#H3.3.4AT2BMOD3D42CSingleDICounting2B1xVoltageCounting]]
1137 1137  
1138 1138  * AT Command:
1139 1139  
1140 1140  (% class="box infomessage" %)
1141 1141  (((
1142 -**AT+VOLMAX    ~/~/ See [[MOD4>>||anchor="H3.3.4AT2BMOD3D42CSingleDICounting2B1xVoltageCounting"]]**
1140 +**AT+VOLMAX    ~/~/ See [[MOD4>>path:http://8.211.40.43:8080/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/#H3.3.4AT2BMOD3D42CSingleDICounting2B1xVoltageCounting]]**
1143 1143  )))
1144 1144  
1145 1145  * Downlink Payload (prefix 0xA5):
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1234 1234  
1235 1235  [[image:image-20220524094641-12.png||height="402" width="718"]]
1236 1236  
1237 -
1238 1238  **Step 3**: Create an account or log in Mydevices.
1239 1239  
1240 1240  **Step 4**: Search LT-22222-L(for both LT-22222-L / LT-33222-L) and add DevEUI.(% style="display:none" %)
... ... @@ -1310,11 +1310,11 @@
1310 1310  )))
1311 1311  
1312 1312  (((
1313 -[[image:1653968155772-850.png||height="23" width="19"]]**= DI1+ / 1K.**
1310 +[[image:1653968155772-850.png]]**= DI1+ / 1K.**
1314 1314  )))
1315 1315  
1316 1316  (((
1317 -If DI1+ = 12v, the [[image:1653968155772-850.png||height="23" width="19"]]= 12mA , So the LT-22222-L will be able to detect this active signal.
1314 +If DI1+ = 12v, the //IF// = 12mA , So the LT-22222-L will be able to detect this active signal.
1318 1318  )))
1319 1319  
1320 1320  (((
... ... @@ -1341,11 +1341,11 @@
1341 1341  )))
1342 1342  
1343 1343  (((
1344 -[[image:1653968155772-850.png||height="23" width="19"]]**= DI1+ / 1K.**
1341 +[[image:1653968164738-884.png]]**= DI1+ / 1K.**
1345 1345  )))
1346 1346  
1347 1347  (((
1348 -If **DI1+ = 24v**, the[[image:1653968155772-850.png||height="23" width="19"]] 24mA , So the LT-22222-L will be able to detect this high active signal.
1345 +If **DI1+ = 24v**, the[[image:1653968172068-832.png]] 24mA , So the LT-22222-L will be able to detect this high active signal.
1349 1349  )))
1350 1350  
1351 1351  (((
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1372 1372  )))
1373 1373  
1374 1374  (((
1375 - [[image:1653968155772-850.png||height="23" width="19"]]**= DI1+ / 51K.**
1372 + [[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/WebHome/image-20220524095628-8.png?rev=1.1||alt="image-20220524095628-8.png"]][[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/WebHome/image-20220524095628-8.png?rev=1.1||alt="image-20220524095628-8.png"]][[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/WebHome/image-20220524095628-8.png?rev=1.1||alt="image-20220524095628-8.png"]]**[[image:image-20220524095628-8.png]]= DI1+ / 51K.**
1376 1376  )))
1377 1377  
1378 1378  (((
1379 -If sensor output is 220v, the [[image:1653968155772-850.png||height="23" width="19"]](% id="cke_bm_243359S" style="display:none" %)[[image:image-20220524095628-8.png]](%%) = DI1+ / 51K.  = 4.3mA , So the LT-22222-L will be able to detect this high active signal safely.
1376 +If sensor output is 220v, the (% id="cke_bm_243359S" style="display:none" %)[[image:image-20220524095628-8.png]](%%) = DI1+ / 51K.  = 4.3mA , So the LT-22222-L will be able to detect this high active signal safely.
1380 1380  )))
1381 1381  
1382 1382  
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1858 1858  (((
1859 1859  User can run AT+DEBUG command to see the counting event in serial. If firmware too old and doesn’t support AT+DEBUG. User can update to latest firmware first.
1860 1860  
1861 -
1862 -== 5.5 Can i use point to point communication for LT-22222-L? ==
1863 -
1864 -Yes, please refer [[Point to Point Communication>>doc:Main. Point to Point Communication of LT-22222-L.WebHome]]
1865 -
1866 1866  
1867 1867  )))
1868 1868  

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