Last modified by Saxer Lin on 2025/04/15 17:24
<
From version < 77.5 >
edited by Xiaoling
on 2022/06/10 08:38
To version < 68.24 >
edited by Xiaoling
on 2022/05/31 11:10
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... ... @@ -11,15 +11,12 @@
11 11  
12 12  
13 13  
14 -
15 -
16 -
17 17  = 1.Introduction =
18 18  
19 19  == 1.1 What is LT Series I/O Controller ==
20 20  
21 21  (((
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.
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.
23 23  )))
24 24  
25 25  (((
... ... @@ -27,7 +27,7 @@
27 27  )))
28 28  
29 29  (((
30 -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.
31 31  )))
32 32  
33 33  (((
... ... @@ -51,8 +51,6 @@
51 51  == 1.2  Specifications ==
52 52  
53 53  (((
54 -
55 -
56 56  **Hardware System:**
57 57  )))
58 58  
... ... @@ -75,7 +75,6 @@
75 75  )))
76 76  )))
77 77  
78 -
79 79  (((
80 80  **Interface for Model: LT22222-L:**
81 81  )))
... ... @@ -99,7 +99,6 @@
99 99  Power Input 7~~ 24V DC. 
100 100  )))
101 101  
102 -
103 103  (((
104 104  **LoRa Spec:**
105 105  )))
... ... @@ -164,8 +164,6 @@
164 164  
165 165  )))
166 166  
167 -
168 -
169 169  == 1.3 Features ==
170 170  
171 171  * LoRaWAN Class A & Class C protocol
... ... @@ -176,8 +176,6 @@
176 176  * Firmware upgradable via program port
177 177  * Counting
178 178  
179 -
180 -
181 181  == 1.4  Applications ==
182 182  
183 183  * Smart Buildings & Home Automation
... ... @@ -187,8 +187,6 @@
187 187  * Smart Cities
188 188  * Smart Factory
189 189  
190 -
191 -
192 192  == 1.5 Hardware Variants ==
193 193  
194 194  (% border="1" style="background-color:#f7faff; width:500px" %)
... ... @@ -617,7 +617,6 @@
617 617  
618 618  AT+AVLIM=5000,0,0,0   (If AVI1 voltage lower than 5V , trigger uplink, 0 means ignore)
619 619  
620 -
621 621  (% style="color:#4f81bd" %)**Trigger base on current**:
622 622  
623 623  Format: AT+ACLIM=<AC1_LIMIT_LOW>,< AC1_LIMIT_HIGH>,<AC2_LIMIT_LOW>,< AC2_LIMIT_HIGH>
... ... @@ -626,7 +626,6 @@
626 626  
627 627  AT+ACLIM=10000,15000,0,0   (If ACI1 voltage lower than 10mA or higher than 15mA, trigger an uplink)
628 628  
629 -
630 630  (% style="color:#4f81bd" %)**Trigger base on DI status**:
631 631  
632 632  DI status trigger Flag.
... ... @@ -730,7 +730,7 @@
730 730  There are two kinds of Commands:
731 731  )))
732 732  
733 -* (% 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
734 734  
735 735  * (% style="color:#4f81bd" %)**Sensor Related Commands**(%%): These commands are special designed for LT-22222-L.  User can see these commands below:
736 736  
... ... @@ -801,7 +801,7 @@
801 801  
802 802  ==== 3.4.2.4 Enable Trigger Mode ====
803 803  
804 -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]]
805 805  
806 806  * AT Command:
807 807  
... ... @@ -917,7 +917,7 @@
917 917  
918 918  ==== 3.4.2.9 Trigger – Set AC (current) as trigger ====
919 919  
920 -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]]
921 921  
922 922  * AT Command:
923 923  
... ... @@ -930,19 +930,19 @@
930 930  
931 931  (% class="box infomessage" %)
932 932  (((
933 -**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]]**
934 934  )))
935 935  
936 936  
937 937  ==== 3.4.2.10 Trigger – Set AV (voltage) as trigger ====
938 938  
939 -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]]
940 940  
941 941  * AT Command:
942 942  
943 943  (% class="box infomessage" %)
944 944  (((
945 -**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]]**
946 946  )))
947 947  
948 948  * Downlink Payload (prefix 0xAA 00 ):
... ... @@ -949,7 +949,7 @@
949 949  
950 950  (% class="box infomessage" %)
951 951  (((
952 -**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]] **
953 953  )))
954 954  
955 955  
... ... @@ -1146,13 +1146,13 @@
1146 1146  
1147 1147  ==== 3.4.2.16 Counting ~-~- Voltage threshold counting ====
1148 1148  
1149 -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]]
1150 1150  
1151 1151  * AT Command:
1152 1152  
1153 1153  (% class="box infomessage" %)
1154 1154  (((
1155 -**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]]**
1156 1156  )))
1157 1157  
1158 1158  * Downlink Payload (prefix 0xA5):
... ... @@ -1247,7 +1247,6 @@
1247 1247  
1248 1248  [[image:image-20220524094641-12.png||height="402" width="718"]]
1249 1249  
1250 -
1251 1251  **Step 3**: Create an account or log in Mydevices.
1252 1252  
1253 1253  **Step 4**: Search LT-22222-L(for both LT-22222-L / LT-33222-L) and add DevEUI.(% style="display:none" %)
... ... @@ -1294,103 +1294,50 @@
1294 1294  [[image:1653357170703-587.png]]
1295 1295  
1296 1296  (((
1297 -(((
1298 1298  When use need to connect a device to the DI port, both DI1+ and DI1- must be connected.
1299 1299  )))
1300 -)))
1301 1301  
1302 -(((
1303 -
1304 -)))
1305 1305  
1306 -(((
1307 1307  **Example1**: Connect to a Low active sensor.
1308 -)))
1309 1309  
1310 -(((
1311 1311  This type of sensor will output a low signal GND when active.
1312 -)))
1313 1313  
1314 -* (((
1315 -Connect sensor’s output to DI1-
1316 -)))
1317 -* (((
1318 -Connect sensor’s VCC to DI1+.
1319 -)))
1289 +* Connect sensor’s output to DI1-
1290 +* Connect sensor’s VCC to DI1+.
1320 1320  
1321 -(((
1322 -So when sensor active, the current between NEC2501 pin1 and pin2 is：
1323 -)))
1292 +So when sensor active, the current between NEC2501 pin1 and pin2 is： ​​
1324 1324  
1325 -(((
1326 -[[image:1653968155772-850.png||height="23" width="19"]]**= DI1+ / 1K.**
1327 -)))
1294 +[[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+ / 1K.**
1328 1328  
1329 -(((
1330 -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.
1331 -)))
1296 +If DI1+ = 12v, the //IF// = 12mA , So the LT-22222-L will be able to detect this active signal.
1332 1332  
1333 -(((
1334 -
1335 -)))
1336 1336  
1337 -(((
1338 1338  **Example2**: Connect to a High active sensor.
1339 -)))
1340 1340  
1341 -(((
1342 1342  This type of sensor will output a high signal (example 24v) when active.
1343 -)))
1344 1344  
1345 -* (((
1346 -Connect sensor’s output to DI1+
1347 -)))
1348 -* (((
1349 -Connect sensor’s GND DI1-.
1350 -)))
1303 +* Connect sensor’s output to DI1+
1304 +* Connect sensor’s GND DI1-.
1351 1351  
1352 -(((
1353 1353  So when sensor active, the current between NEC2501 pin1 and pin2 is:
1354 -)))
1355 1355  
1356 -(((
1357 -[[image:1653968155772-850.png||height="23" width="19"]]**= DI1+ / 1K.**
1358 -)))
1308 +[[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+ / 1K.**
1359 1359  
1360 -(((
1361 -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.
1362 -)))
1310 +If **DI1+ = 24v**, the [[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]]** = 24mA , So the LT-22222-L will be able to detect this high active signal.
1363 1363  
1364 -(((
1365 -
1366 -)))
1367 1367  
1368 -(((
1369 1369  **Example3**: Connect to a 220v high active sensor.
1370 -)))
1371 1371  
1372 -(((
1373 1373  Assume user want to monitor an active signal higher than 220v, to make sure not burn the photocoupler  
1374 -)))
1375 1375  
1376 -* (((
1377 -Connect sensor’s output to DI1+ with a serial 50K resistor
1378 -)))
1379 -* (((
1380 -Connect sensor’s GND DI1-.
1381 -)))
1317 +* Connect sensor’s output to DI1+ with a serial 50K resistor
1318 +* Connect sensor’s GND DI1-.
1382 1382  
1383 -(((
1384 1384  So when sensor active, the current between NEC2501 pin1 and pin2 is:
1385 -)))
1386 1386  
1387 -(((
1388 - [[image:1653968155772-850.png||height="23" width="19"]]**= DI1+ / 51K.**
1389 -)))
1322 + [[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.**
1390 1390  
1391 -(((
1392 -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.
1393 -)))
1324 +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.
1394 1394  
1395 1395  
1396 1396  === 3.6.3 Digital Output Port: DO1/DO2 /DO3 ===
... ... @@ -1871,11 +1871,6 @@
1871 1871  (((
1872 1872  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.
1873 1873  
1874 -
1875 -== 5.5 Can i use point to point communication for LT-22222-L? ==
1876 -
1877 -Yes, please refer [[Point to Point Communication>>doc:Main. Point to Point Communication of LT-22222-L.WebHome]]
1878 -
1879 1879  
1880 1880  )))
1881 1881  
... ... @@ -1890,8 +1890,10 @@
1890 1890  )))
1891 1891  
1892 1892  (((
1893 -Please see this link for how to debug: [[LoRaWAN Communication Debug>>doc:Main.LoRaWAN Communication Debug.WebHome||anchor="H5.1Howitwork"]]
1819 +Please see this link for how to debug: [[LoRaWAN Communication Debug>>LoRaWAN Communication Debug||anchor="H5.1Howitwork"]]
1894 1894  
1821 +[[http:~~/~~/wiki1.dragino.com/xwiki/bin/view/Main/LoRaWAN%20Communication%20Debug/#H5.1Howitwork>>http://wiki1.dragino.com/xwiki/bin/view/Main/LoRaWAN%20Communication%20Debug/#H5.1Howitwork]]
1822 +
1895 1895  
1896 1896  )))
1897 1897  
... ... @@ -1900,7 +1900,9 @@
1900 1900  )))
1901 1901  
1902 1902  (((
1903 -See this link for trouble shooting: [[Firmware Upgrade Instruction>>doc:Main.Firmware Upgrade Instruction for STM32 base products.WebHome]]
1831 +See this link for trouble shooting:
1832 +
1833 +[[http:~~/~~/wiki1.dragino.com/xwiki/bin/view/Main/Firmware%20Upgrade%20Instruction%20for%20STM32%20base%20products/>>http://wiki1.dragino.com/xwiki/bin/view/Main/Firmware%20Upgrade%20Instruction%20for%20STM32%20base%20products/]]
1904 1904  )))
1905 1905  
1906 1906  (((
... ... @@ -1912,7 +1912,9 @@
1912 1912  )))
1913 1913  
1914 1914  (((
1915 -It might be about the channels mapping. [[Please see this link for detail>>doc:Main.LoRaWAN Communication Debug.WebHome||anchor="H2.NoticeofUS9152FCN4702FAU915Frequencyband"]]
1845 +It might be about the channels mapping. Please see this link for detail:
1846 +
1847 +[[http:~~/~~/wiki1.dragino.com/xwiki/bin/view/Main/LoRaWAN%20Communication%20Debug/#H2.NoticeofUS9152FCN4702FAU915Frequencyband>>http://wiki1.dragino.com/xwiki/bin/view/Main/LoRaWAN%20Communication%20Debug/#H2.NoticeofUS9152FCN4702FAU915Frequencyband]]
1916 1916  )))
1917 1917  
1918 1918  (((
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