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Last modified by Mengting Qiu on 2025/06/04 18:42
From version 77.12
edited by Xiaoling
on 2022/06/10 08:39
Change comment: There is no comment for this version
To version 68.20
edited by Xiaoling
on 2022/05/25 15:28
Change comment: There is no comment for this version

Summary

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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
... ... @@ -177,7 +177,6 @@
177 177  * Counting
178 178  
179 179  
180 -
181 181  == 1.4  Applications ==
182 182  
183 183  * Smart Buildings & Home Automation
... ... @@ -188,7 +188,6 @@
188 188  * Smart Factory
189 189  
190 190  
191 -
192 192  == 1.5 Hardware Variants ==
193 193  
194 194  (% border="1" style="background-color:#f7faff; width:500px" %)
... ... @@ -215,7 +215,6 @@
215 215  [[image:1653297104069-180.png]]
216 216  
217 217  
218 -
219 219  = 3. Operation Mode =
220 220  
221 221  == 3.1 How it works? ==
... ... @@ -230,8 +230,6 @@
230 230  
231 231  )))
232 232  
233 -
234 -
235 235  == 3.2 Example to join LoRaWAN network ==
236 236  
237 237  (((
... ... @@ -273,7 +273,6 @@
273 273  [[image:1653298044601-602.png||height="405" width="709"]]
274 274  
275 275  
276 -
277 277  == 3.3 Uplink Payload ==
278 278  
279 279  There are five working modes + one interrupt mode on LT for different type application:
... ... @@ -286,7 +286,6 @@
286 286  * **ADDMOD6**: Trigger Mode, Optional, used together with MOD1 ~~ MOD5
287 287  
288 288  
289 -
290 290  === 3.3.1 AT+MOD~=1, 2ACI+2AVI ===
291 291  
292 292  The uplink payload includes totally 9 bytes. Uplink packets use FPORT=2 and every 10 minutes send one uplink by default.
... ... @@ -339,7 +339,6 @@
339 339  ** DO1 LED is off in both case
340 340  
341 341  
342 -
343 343  === 3.3.2 AT+MOD~=2, (Double DI Counting) ===
344 344  
345 345  **For LT-22222-L**: this mode the **DI1 and DI2** are used as counting pins.
... ... @@ -628,7 +628,6 @@
628 628  
629 629  AT+AVLIM=5000,0,0,0   (If AVI1 voltage lower than 5V , trigger uplink, 0 means ignore)
630 630  
631 -
632 632  (% style="color:#4f81bd" %)**Trigger base on current**:
633 633  
634 634  Format: AT+ACLIM=<AC1_LIMIT_LOW>,< AC1_LIMIT_HIGH>,<AC2_LIMIT_LOW>,< AC2_LIMIT_HIGH>
... ... @@ -637,7 +637,6 @@
637 637  
638 638  AT+ACLIM=10000,15000,0,0   (If ACI1 voltage lower than 10mA or higher than 15mA, trigger an uplink)
639 639  
640 -
641 641  (% style="color:#4f81bd" %)**Trigger base on DI status**:
642 642  
643 643  DI status trigger Flag.
... ... @@ -741,10 +741,11 @@
741 741  There are two kinds of Commands:
742 742  )))
743 743  
744 -* (% 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]]
725 +* (% 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
745 745  
746 746  * (% style="color:#4f81bd" %)**Sensor Related Commands**(%%): These commands are special designed for LT-22222-L.  User can see these commands below:
747 747  
729 +
748 748  === 3.4.1 Common Commands ===
749 749  
750 750  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]]
... ... @@ -812,7 +812,7 @@
812 812  
813 813  ==== 3.4.2.4 Enable Trigger Mode ====
814 814  
815 -Use of trigger mode, please check [[ADDMOD6>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
797 +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]]
816 816  
817 817  * AT Command:
818 818  
... ... @@ -928,7 +928,7 @@
928 928  
929 929  ==== 3.4.2.9 Trigger – Set AC (current) as trigger ====
930 930  
931 -Set current trigger , base on AC port. See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
913 +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]]
932 932  
933 933  * AT Command:
934 934  
... ... @@ -941,19 +941,19 @@
941 941  
942 942  (% class="box infomessage" %)
943 943  (((
944 -**0x AA 01 aa bb cc dd ee ff gg hh ~/~/ same as AT+ACLIM See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]**
926 +**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]]**
945 945  )))
946 946  
947 947  
948 948  ==== 3.4.2.10 Trigger – Set AV (voltage) as trigger ====
949 949  
950 -Set current trigger , base on AV port. See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
932 +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]]
951 951  
952 952  * AT Command:
953 953  
954 954  (% class="box infomessage" %)
955 955  (((
956 -**AT+AVLIM. See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]**
938 +**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]]**
957 957  )))
958 958  
959 959  * Downlink Payload (prefix 0xAA 00 ):
... ... @@ -960,7 +960,7 @@
960 960  
961 961  (% class="box infomessage" %)
962 962  (((
963 -**0x AA 00 aa bb cc dd ee ff gg hh ~/~/ same as AT+AVLIM See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]] **
945 +**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]] **
964 964  )))
965 965  
966 966  
... ... @@ -1157,13 +1157,13 @@
1157 1157  
1158 1158  ==== 3.4.2.16 Counting ~-~- Voltage threshold counting ====
1159 1159  
1160 -When voltage exceed the threshold, count. Feature see [[MOD4>>||anchor="H3.3.4AT2BMOD3D42CSingleDICounting2B1xVoltageCounting"]]
1142 +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]]
1161 1161  
1162 1162  * AT Command:
1163 1163  
1164 1164  (% class="box infomessage" %)
1165 1165  (((
1166 -**AT+VOLMAX    ~/~/ See [[MOD4>>||anchor="H3.3.4AT2BMOD3D42CSingleDICounting2B1xVoltageCounting"]]**
1148 +**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]]**
1167 1167  )))
1168 1168  
1169 1169  * Downlink Payload (prefix 0xA5):
... ... @@ -1258,7 +1258,6 @@
1258 1258  
1259 1259  [[image:image-20220524094641-12.png||height="402" width="718"]]
1260 1260  
1261 -
1262 1262  **Step 3**: Create an account or log in Mydevices.
1263 1263  
1264 1264  **Step 4**: Search LT-22222-L(for both LT-22222-L / LT-33222-L) and add DevEUI.(% style="display:none" %)
... ... @@ -1305,103 +1305,50 @@
1305 1305  [[image:1653357170703-587.png]]
1306 1306  
1307 1307  (((
1308 -(((
1309 1309  When use need to connect a device to the DI port, both DI1+ and DI1- must be connected.
1310 1310  )))
1311 -)))
1312 1312  
1313 -(((
1314 -
1315 -)))
1316 1316  
1317 -(((
1318 1318  **Example1**: Connect to a Low active sensor.
1319 -)))
1320 1320  
1321 -(((
1322 1322  This type of sensor will output a low signal GND when active.
1323 -)))
1324 1324  
1325 -* (((
1326 -Connect sensor’s output to DI1-
1327 -)))
1328 -* (((
1329 -Connect sensor’s VCC to DI1+.
1330 -)))
1297 +* Connect sensor’s output to DI1-
1298 +* Connect sensor’s VCC to DI1+.
1331 1331  
1332 -(((
1333 -So when sensor active, the current between NEC2501 pin1 and pin2 is：
1334 -)))
1300 +So when sensor active, the current between NEC2501 pin1 and pin2 is： ​​
1335 1335  
1336 -(((
1337 -[[image:1653968155772-850.png||height="23" width="19"]]**= DI1+ / 1K.**
1338 -)))
1302 +[[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.**
1339 1339  
1340 -(((
1341 -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.
1342 -)))
1304 +If DI1+ = 12v, the //IF// = 12mA , So the LT-22222-L will be able to detect this active signal.
1343 1343  
1344 -(((
1345 -
1346 -)))
1347 1347  
1348 -(((
1349 1349  **Example2**: Connect to a High active sensor.
1350 -)))
1351 1351  
1352 -(((
1353 1353  This type of sensor will output a high signal (example 24v) when active.
1354 -)))
1355 1355  
1356 -* (((
1357 -Connect sensor’s output to DI1+
1358 -)))
1359 -* (((
1360 -Connect sensor’s GND DI1-.
1361 -)))
1311 +* Connect sensor’s output to DI1+
1312 +* Connect sensor’s GND DI1-.
1362 1362  
1363 -(((
1364 1364  So when sensor active, the current between NEC2501 pin1 and pin2 is:
1365 -)))
1366 1366  
1367 -(((
1368 -[[image:1653968155772-850.png||height="23" width="19"]]**= DI1+ / 1K.**
1369 -)))
1316 +[[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.**
1370 1370  
1371 -(((
1372 -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.
1373 -)))
1318 +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:image-20220524095628-8.png]]** = 24mA , So the LT-22222-L will be able to detect this high active signal.
1374 1374  
1375 -(((
1376 -
1377 -)))
1378 1378  
1379 -(((
1380 1380  **Example3**: Connect to a 220v high active sensor.
1381 -)))
1382 1382  
1383 -(((
1384 1384  Assume user want to monitor an active signal higher than 220v, to make sure not burn the photocoupler  
1385 -)))
1386 1386  
1387 -* (((
1388 -Connect sensor’s output to DI1+ with a serial 50K resistor
1389 -)))
1390 -* (((
1391 -Connect sensor’s GND DI1-.
1392 -)))
1325 +* Connect sensor’s output to DI1+ with a serial 50K resistor
1326 +* Connect sensor’s GND DI1-.
1393 1393  
1394 -(((
1395 1395  So when sensor active, the current between NEC2501 pin1 and pin2 is:
1396 -)))
1397 1397  
1398 -(((
1399 - [[image:1653968155772-850.png||height="23" width="19"]]**= DI1+ / 51K.**
1400 -)))
1330 + [[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.**
1401 1401  
1402 -(((
1403 -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.
1404 -)))
1332 +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.
1405 1405  
1406 1406  
1407 1407  === 3.6.3 Digital Output Port: DO1/DO2 /DO3 ===
... ... @@ -1882,11 +1882,6 @@
1882 1882  (((
1883 1883  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.
1884 1884  
1885 -
1886 -== 5.5 Can i use point to point communication for LT-22222-L? ==
1887 -
1888 -Yes, please refer [[Point to Point Communication>>doc:Main. Point to Point Communication of LT-22222-L.WebHome]]
1889 -
1890 1890  
1891 1891  )))
1892 1892  
... ... @@ -1901,8 +1901,10 @@
1901 1901  )))
1902 1902  
1903 1903  (((
1904 -Please see this link for how to debug: [[LoRaWAN Communication Debug>>doc:Main.LoRaWAN Communication Debug.WebHome||anchor="H5.1Howitwork"]]
1827 +Please see this link for how to debug:
1905 1905  
1829 +[[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]]
1830 +
1906 1906  
1907 1907  )))
1908 1908  
... ... @@ -1911,7 +1911,9 @@
1911 1911  )))
1912 1912  
1913 1913  (((
1914 -See this link for trouble shooting: [[Firmware Upgrade Instruction>>doc:Main.Firmware Upgrade Instruction for STM32 base products.WebHome]]
1839 +See this link for trouble shooting:
1840 +
1841 +[[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/]]
1915 1915  )))
1916 1916  
1917 1917  (((
... ... @@ -1923,7 +1923,9 @@
1923 1923  )))
1924 1924  
1925 1925  (((
1926 -It might be about the channels mapping. [[Please see this link for detail>>doc:Main.LoRaWAN Communication Debug.WebHome||anchor="H2.NoticeofUS9152FCN4702FAU915Frequencyband"]]
1853 +It might be about the channels mapping. Please see this link for detail:
1854 +
1855 +[[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]]
1927 1927  )))
1928 1928  
1929 1929  (((
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