Last modified by Saxer Lin on 2025/04/15 17:24
<
From version < 77.9 >
edited by Xiaoling
on 2022/06/10 08:38
To version < 68.19 >
edited by Xiaoling
on 2022/05/25 15:28
>
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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:
... ... @@ -285,6 +285,7 @@
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  
273 +
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.
... ... @@ -320,6 +320,7 @@
320 320  * [1] RO1 relay channel is close and the RO1 LED is ON.
321 321  * [0] RO2 relay channel is open and RO2 LED is OFF;
322 322  
309 +
323 323  **LT22222-L:**
324 324  
325 325  * [1] DI2 channel is high input and DI2 LED is ON;
... ... @@ -335,6 +335,7 @@
335 335  ** DO1 is high in case there is load between DO1 and V+.
336 336  ** DO1 LED is off in both case
337 337  
325 +
338 338  === 3.3.2 AT+MOD~=2, (Double DI Counting) ===
339 339  
340 340  **For LT-22222-L**: this mode the **DI1 and DI2** are used as counting pins.
... ... @@ -623,7 +623,6 @@
623 623  
624 624  AT+AVLIM=5000,0,0,0   (If AVI1 voltage lower than 5V , trigger uplink, 0 means ignore)
625 625  
626 -
627 627  (% style="color:#4f81bd" %)**Trigger base on current**:
628 628  
629 629  Format: AT+ACLIM=<AC1_LIMIT_LOW>,< AC1_LIMIT_HIGH>,<AC2_LIMIT_LOW>,< AC2_LIMIT_HIGH>
... ... @@ -632,7 +632,6 @@
632 632  
633 633  AT+ACLIM=10000,15000,0,0   (If ACI1 voltage lower than 10mA or higher than 15mA, trigger an uplink)
634 634  
635 -
636 636  (% style="color:#4f81bd" %)**Trigger base on DI status**:
637 637  
638 638  DI status trigger Flag.
... ... @@ -736,10 +736,11 @@
736 736  There are two kinds of Commands:
737 737  )))
738 738  
739 -* (% 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
740 740  
741 741  * (% style="color:#4f81bd" %)**Sensor Related Commands**(%%): These commands are special designed for LT-22222-L.  User can see these commands below:
742 742  
729 +
743 743  === 3.4.1 Common Commands ===
744 744  
745 745  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]]
... ... @@ -807,7 +807,7 @@
807 807  
808 808  ==== 3.4.2.4 Enable Trigger Mode ====
809 809  
810 -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]]
811 811  
812 812  * AT Command:
813 813  
... ... @@ -923,7 +923,7 @@
923 923  
924 924  ==== 3.4.2.9 Trigger – Set AC (current) as trigger ====
925 925  
926 -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]]
927 927  
928 928  * AT Command:
929 929  
... ... @@ -936,19 +936,19 @@
936 936  
937 937  (% class="box infomessage" %)
938 938  (((
939 -**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]]**
940 940  )))
941 941  
942 942  
943 943  ==== 3.4.2.10 Trigger – Set AV (voltage) as trigger ====
944 944  
945 -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]]
946 946  
947 947  * AT Command:
948 948  
949 949  (% class="box infomessage" %)
950 950  (((
951 -**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]]**
952 952  )))
953 953  
954 954  * Downlink Payload (prefix 0xAA 00 ):
... ... @@ -955,7 +955,7 @@
955 955  
956 956  (% class="box infomessage" %)
957 957  (((
958 -**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]] **
959 959  )))
960 960  
961 961  
... ... @@ -1152,13 +1152,13 @@
1152 1152  
1153 1153  ==== 3.4.2.16 Counting ~-~- Voltage threshold counting ====
1154 1154  
1155 -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]]
1156 1156  
1157 1157  * AT Command:
1158 1158  
1159 1159  (% class="box infomessage" %)
1160 1160  (((
1161 -**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]]**
1162 1162  )))
1163 1163  
1164 1164  * Downlink Payload (prefix 0xA5):
... ... @@ -1253,7 +1253,6 @@
1253 1253  
1254 1254  [[image:image-20220524094641-12.png||height="402" width="718"]]
1255 1255  
1256 -
1257 1257  **Step 3**: Create an account or log in Mydevices.
1258 1258  
1259 1259  **Step 4**: Search LT-22222-L(for both LT-22222-L / LT-33222-L) and add DevEUI.(% style="display:none" %)
... ... @@ -1300,103 +1300,50 @@
1300 1300  [[image:1653357170703-587.png]]
1301 1301  
1302 1302  (((
1303 -(((
1304 1304  When use need to connect a device to the DI port, both DI1+ and DI1- must be connected.
1305 1305  )))
1306 -)))
1307 1307  
1308 -(((
1309 -
1310 -)))
1311 1311  
1312 -(((
1313 1313  **Example1**: Connect to a Low active sensor.
1314 -)))
1315 1315  
1316 -(((
1317 1317  This type of sensor will output a low signal GND when active.
1318 -)))
1319 1319  
1320 -* (((
1321 -Connect sensor’s output to DI1-
1322 -)))
1323 -* (((
1324 -Connect sensor’s VCC to DI1+.
1325 -)))
1297 +* Connect sensor’s output to DI1-
1298 +* Connect sensor’s VCC to DI1+.
1326 1326  
1327 -(((
1328 -So when sensor active, the current between NEC2501 pin1 and pin2 is：
1329 -)))
1300 +So when sensor active, the current between NEC2501 pin1 and pin2 is： ​​
1330 1330  
1331 -(((
1332 -[[image:1653968155772-850.png||height="23" width="19"]]**= DI1+ / 1K.**
1333 -)))
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.**
1334 1334  
1335 -(((
1336 -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.
1337 -)))
1304 +If DI1+ = 12v, the //IF// = 12mA , So the LT-22222-L will be able to detect this active signal.
1338 1338  
1339 -(((
1340 -
1341 -)))
1342 1342  
1343 -(((
1344 1344  **Example2**: Connect to a High active sensor.
1345 -)))
1346 1346  
1347 -(((
1348 1348  This type of sensor will output a high signal (example 24v) when active.
1349 -)))
1350 1350  
1351 -* (((
1352 -Connect sensor’s output to DI1+
1353 -)))
1354 -* (((
1355 -Connect sensor’s GND DI1-.
1356 -)))
1311 +* Connect sensor’s output to DI1+
1312 +* Connect sensor’s GND DI1-.
1357 1357  
1358 -(((
1359 1359  So when sensor active, the current between NEC2501 pin1 and pin2 is:
1360 -)))
1361 1361  
1362 -(((
1363 -[[image:1653968155772-850.png||height="23" width="19"]]**= DI1+ / 1K.**
1364 -)))
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.**
1365 1365  
1366 -(((
1367 -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.
1368 -)))
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.
1369 1369  
1370 -(((
1371 -
1372 -)))
1373 1373  
1374 -(((
1375 1375  **Example3**: Connect to a 220v high active sensor.
1376 -)))
1377 1377  
1378 -(((
1379 1379  Assume user want to monitor an active signal higher than 220v, to make sure not burn the photocoupler  
1380 -)))
1381 1381  
1382 -* (((
1383 -Connect sensor’s output to DI1+ with a serial 50K resistor
1384 -)))
1385 -* (((
1386 -Connect sensor’s GND DI1-.
1387 -)))
1325 +* Connect sensor’s output to DI1+ with a serial 50K resistor
1326 +* Connect sensor’s GND DI1-.
1388 1388  
1389 -(((
1390 1390  So when sensor active, the current between NEC2501 pin1 and pin2 is:
1391 -)))
1392 1392  
1393 -(((
1394 - [[image:1653968155772-850.png||height="23" width="19"]]**= DI1+ / 51K.**
1395 -)))
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.**
1396 1396  
1397 -(((
1398 -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.
1399 -)))
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.
1400 1400  
1401 1401  
1402 1402  === 3.6.3 Digital Output Port: DO1/DO2 /DO3 ===
... ... @@ -1877,11 +1877,6 @@
1877 1877  (((
1878 1878  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.
1879 1879  
1880 -
1881 -== 5.5 Can i use point to point communication for LT-22222-L? ==
1882 -
1883 -Yes, please refer [[Point to Point Communication>>doc:Main. Point to Point Communication of LT-22222-L.WebHome]]
1884 -
1885 1885  
1886 1886  )))
1887 1887  
... ... @@ -1896,8 +1896,10 @@
1896 1896  )))
1897 1897  
1898 1898  (((
1899 -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:
1900 1900  
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 +
1901 1901  
1902 1902  )))
1903 1903  
... ... @@ -1906,7 +1906,9 @@
1906 1906  )))
1907 1907  
1908 1908  (((
1909 -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/]]
1910 1910  )))
1911 1911  
1912 1912  (((
... ... @@ -1918,7 +1918,9 @@
1918 1918  )))
1919 1919  
1920 1920  (((
1921 -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]]
1922 1922  )))
1923 1923  
1924 1924  (((
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