<
From version < 77.65 >
edited by Xiaoling
on 2022/06/10 09:19
To version < 77.39 >
edited by Xiaoling
on 2022/06/10 08:58
>
Change comment: There is no comment for this version

Summary

Details

Page properties
Content
... ... @@ -162,6 +162,7 @@
162 162  
163 163  )))
164 164  
165 +
165 165  == 1.3 Features ==
166 166  
167 167  * LoRaWAN Class A & Class C protocol
... ... @@ -172,6 +172,7 @@
172 172  * Firmware upgradable via program port
173 173  * Counting
174 174  
176 +
175 175  == 1.4  Applications ==
176 176  
177 177  * Smart Buildings & Home Automation
... ... @@ -181,6 +181,7 @@
181 181  * Smart Cities
182 182  * Smart Factory
183 183  
186 +
184 184  == 1.5 Hardware Variants ==
185 185  
186 186  (% border="1" style="background-color:#f7faff; width:500px" %)
... ... @@ -194,6 +194,7 @@
194 194  * 1 x Counting Port
195 195  )))
196 196  
200 +
197 197  = 2. Power ON Device =
198 198  
199 199  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.
... ... @@ -275,6 +275,7 @@
275 275  * **MOD5**: Single DI Counting + 2 x AVI + 1 x ACI + DO + RO
276 276  * **ADDMOD6**: Trigger Mode, Optional, used together with MOD1 ~~ MOD5
277 277  
282 +
278 278  === 3.3.1 AT+MOD~=1, 2ACI+2AVI ===
279 279  
280 280  The uplink payload includes totally 9 bytes. Uplink packets use FPORT=2 and every 10 minutes send one uplink by default.
... ... @@ -325,6 +325,7 @@
325 325  ** DO1 is high in case there is load between DO1 and V+.
326 326  ** DO1 LED is off in both case
327 327  
333 +
328 328  === 3.3.2 AT+MOD~=2, (Double DI Counting) ===
329 329  
330 330  **For LT-22222-L**: this mode the **DI1 and DI2** are used as counting pins.
... ... @@ -739,6 +739,7 @@
739 739  
740 740  * (% style="color:#4f81bd" %)**Sensor Related Commands**(%%): These commands are special designed for LT-22222-L.  User can see these commands below:
741 741  
748 +
742 742  === 3.4.1 Common Commands ===
743 743  
744 744  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]]
... ... @@ -888,12 +888,10 @@
888 888  
889 889  b : delay timing.
890 890  
891 -
892 892  **Example:**
893 893  
894 894  AT+TRIG1=1,100(set DI1 port to trigger on high level, valid signal is 100ms )
895 895  
896 -
897 897  * Downlink Payload (prefix 0x09 01 ):
898 898  
899 899  (% class="box infomessage" %)
... ... @@ -918,12 +918,10 @@
918 918  
919 919  b : delay timing.
920 920  
921 -
922 922  **Example:**
923 923  
924 924  AT+TRIG2=0,100(set DI1 port to trigger on low level, valid signal is 100ms )
925 925  
926 -
927 927  * Downlink Payload (prefix 0x09 02 ):
928 928  
929 929  (% class="box infomessage" %)
... ... @@ -944,7 +944,6 @@
944 944  **AT+ACLIM. **
945 945  )))
946 946  
947 -
948 948  * Downlink Payload (prefix 0xAA 01 ):
949 949  
950 950  (% class="box infomessage" %)
... ... @@ -965,7 +965,6 @@
965 965  **AT+AVLIM. See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]**
966 966  )))
967 967  
968 -
969 969  * Downlink Payload (prefix 0xAA 00 ):
970 970  
971 971  (% class="box infomessage" %)
... ... @@ -986,7 +986,6 @@
986 986  **AT+ATDC=5. Device won’t response the second trigger within 5 minute after the first trigger.**
987 987  )))
988 988  
989 -
990 990  * Downlink Payload (prefix 0xAC ):
991 991  
992 992  (% class="box infomessage" %)
... ... @@ -1002,7 +1002,6 @@
1002 1002  
1003 1003  There is no AT Command to control Digital Output
1004 1004  
1005 -
1006 1006  * Downlink Payload (prefix 0x02):
1007 1007  
1008 1008  (% class="box infomessage" %)
... ... @@ -1036,7 +1036,6 @@
1036 1036  
1037 1037  There is no AT Command to control Digital Output
1038 1038  
1039 -
1040 1040  * Downlink Payload (prefix 0xA9):
1041 1041  
1042 1042  (% class="box infomessage" %)
... ... @@ -1056,22 +1056,18 @@
1056 1056  
1057 1057  00: DO pins will change to an inverter state after timeout 
1058 1058  
1059 -
1060 1060  (% style="color:#4f81bd" %)**Third Byte**(%%): Control Method and Ports status:
1061 1061  
1062 1062  [[image:image-20220524093238-6.png]]
1063 1063  
1064 -
1065 1065  (% style="color:#4f81bd" %)**Fourth Byte**(%%): Control Method and Ports status:
1066 1066  
1067 1067  [[image:image-20220524093328-7.png]]
1068 1068  
1069 -
1070 1070  (% style="color:#4f81bd" %)**Fifth Byte**(%%): Control Method and Ports status:
1071 1071  
1072 1072  [[image:image-20220524093351-8.png]]
1073 1073  
1074 -
1075 1075  (% style="color:#4f81bd" %)**Sixth and Seventh Byte**:
1076 1076  
1077 1077   Latching time. Unit: ms
... ... @@ -1078,7 +1078,6 @@
1078 1078  
1079 1079  Device will upload a packet if downlink code executes successfully.
1080 1080  
1081 -
1082 1082  **Example payload:**
1083 1083  
1084 1084  **~1. A9 01 01 01 01 07 D0**
... ... @@ -1105,7 +1105,6 @@
1105 1105  
1106 1106  There is no AT Command to control Relay Output
1107 1107  
1108 -
1109 1109  * Downlink Payload (prefix 0x03):
1110 1110  
1111 1111  (% class="box infomessage" %)
... ... @@ -1135,7 +1135,6 @@
1135 1135  
1136 1136  There is no AT Command to control Relay Output
1137 1137  
1138 -
1139 1139  * Downlink Payload (prefix 0x05):
1140 1140  
1141 1141  (% class="box infomessage" %)
... ... @@ -1153,17 +1153,14 @@
1153 1153  
1154 1154  00: Relays will change to an inverter state after timeout
1155 1155  
1156 -
1157 1157  (% style="color:#4f81bd" %)**Third Byte(bb)**(%%): Control Method and Ports status:
1158 1158  
1159 1159  [[image:image-20220524093831-10.png]]
1160 1160  
1161 -
1162 1162  (% style="color:#4f81bd" %)**Fourth/Fifth Bytes(cc)**(%%): Latching time. Unit: ms
1163 1163  
1164 1164  Device will upload a packet if downlink code executes successfully.
1165 1165  
1166 -
1167 1167  **Example payload:**
1168 1168  
1169 1169  **~1. 05 01 11 07 D0**
... ... @@ -1195,7 +1195,6 @@
1195 1195  **AT+VOLMAX    ~/~/ See [[MOD4>>||anchor="H3.3.4AT2BMOD3D42CSingleDICounting2B1xVoltageCounting"]]**
1196 1196  )))
1197 1197  
1198 -
1199 1199  * Downlink Payload (prefix 0xA5):
1200 1200  
1201 1201  (% class="box infomessage" %)
... ... @@ -1222,7 +1222,6 @@
1222 1222  
1223 1223  Bb cc dd ee: number to be set
1224 1224  
1225 -
1226 1226  * Downlink Payload (prefix 0xA8):
1227 1227  
1228 1228  (% class="box infomessage" %)
... ... @@ -1275,16 +1275,17 @@
1275 1275  )))
1276 1276  
1277 1277  
1264 +
1278 1278  == 3.5 Integrate with Mydevice ==
1279 1279  
1280 1280  Mydevices provides a human friendly interface to show the sensor data, once we have data in TTN, we can use Mydevices to connect to TTN and see the data in Mydevices. Below are the steps:
1281 1281  
1282 1282  (((
1283 -(% style="color:blue" %)**Step 1**(%%): Be sure that your device is programmed and properly connected to the network at this time.
1270 +**Step 1**: Be sure that your device is programmed and properly connected to the network at this time.
1284 1284  )))
1285 1285  
1286 1286  (((
1287 -(% style="color:blue" %)**Step 2**(%%): To configure the Application to forward data to Mydevices you will need to add integration. To add the Mydevices integration, perform the following steps:
1274 +**Step 2**: To configure the Application to forward data to Mydevices you will need to add integration. To add the Mydevices integration, perform the following steps:
1288 1288  )))
1289 1289  
1290 1290  [[image:1653356737703-362.png||height="232" width="732"]]
... ... @@ -1291,13 +1291,12 @@
1291 1291  
1292 1292  [[image:image-20220524094641-11.png||height="390" width="723"]]
1293 1293  
1294 -
1295 1295  [[image:image-20220524094641-12.png||height="402" width="718"]]
1296 1296  
1297 1297  
1298 -(% style="color:blue" %)**Step 3**(%%): Create an account or log in Mydevices.
1284 +**Step 3**: Create an account or log in Mydevices.
1299 1299  
1300 -(% style="color:blue" %)**Step 4**(%%): Search LT-22222-L(for both LT-22222-L / LT-33222-L) and add DevEUI.(% style="display:none" %)
1286 +**Step 4**: Search LT-22222-L(for both LT-22222-L / LT-33222-L) and add DevEUI.(% style="display:none" %)
1301 1301  
1302 1302  Search under The things network
1303 1303  
... ... @@ -1304,21 +1304,16 @@
1304 1304  [[image:1653356838789-523.png||height="337" width="740"]]
1305 1305  
1306 1306  
1307 -
1308 1308  After added, the sensor data arrive TTN, it will also arrive and show in Mydevices.
1309 1309  
1310 1310  [[image:image-20220524094909-1.png||height="335" width="729"]]
1311 1311  
1312 -
1313 1313  [[image:image-20220524094909-2.png||height="337" width="729"]]
1314 1314  
1315 -
1316 1316  [[image:image-20220524094909-3.png||height="338" width="727"]]
1317 1317  
1318 -
1319 1319  [[image:image-20220524094909-4.png||height="339" width="728"]](% style="display:none" %)
1320 1320  
1321 -
1322 1322  [[image:image-20220524094909-5.png||height="341" width="734"]]
1323 1323  
1324 1324  
... ... @@ -1358,7 +1358,7 @@
1358 1358  )))
1359 1359  
1360 1360  (((
1361 -(% style="color:blue" %)**Example1**(%%): Connect to a Low active sensor.
1342 +**Example1**: Connect to a Low active sensor.
1362 1362  )))
1363 1363  
1364 1364  (((
... ... @@ -1389,7 +1389,7 @@
1389 1389  )))
1390 1390  
1391 1391  (((
1392 -(% style="color:blue" %)**Example2**(%%): Connect to a High active sensor.
1373 +**Example2**: Connect to a High active sensor.
1393 1393  )))
1394 1394  
1395 1395  (((
... ... @@ -1420,7 +1420,7 @@
1420 1420  )))
1421 1421  
1422 1422  (((
1423 -(% style="color:blue" %)**Example3**(%%): Connect to a 220v high active sensor.
1404 +**Example3**: Connect to a 220v high active sensor.
1424 1424  )))
1425 1425  
1426 1426  (((
... ... @@ -1460,9 +1460,8 @@
1460 1460  
1461 1461  The analog input interface is as below. The LT will measure the IN2 voltage so to calculate the current pass the Load. The formula is:
1462 1462  
1444 +**AC2 = (IN2 voltage )/12**
1463 1463  
1464 -(% style="color:blue" %)**AC2 = (IN2 voltage )/12**
1465 -
1466 1466  [[image:1653357592296-182.png]]
1467 1467  
1468 1468  Example to connect a 4~~20mA sensor
... ... @@ -1469,18 +1469,17 @@
1469 1469  
1470 1470  We take the wind speed sensor as an example for reference only.
1471 1471  
1452 +Specifications of the wind speed sensor:
1472 1472  
1473 -**Specifications of the wind speed sensor:**
1454 +Red:12~~24v
1474 1474  
1475 -Red:  12~~24v
1456 +Yellow:4~~20mA
1476 1476  
1477 -Yellow:  4~~20mA
1458 +Black:GND
1478 1478  
1479 -Black:  GND
1480 1480  
1461 +Connection diagram:
1481 1481  
1482 -**Connection diagram:**
1483 -
1484 1484  [[image:1653357640609-758.png]]
1485 1485  
1486 1486  [[image:1653357648330-671.png||height="155" width="733"]]
... ... @@ -1512,7 +1512,6 @@
1512 1512  
1513 1513  [[image:1653358238933-385.png]]
1514 1514  
1515 -
1516 1516  (((
1517 1517  In PC, User needs to set (% style="color:#4f81bd" %)**serial tool**(%%)(such as [[putty>>url:https://www.chiark.greenend.org.uk/~~sgtatham/putty/latest.html]], SecureCRT) baud rate to (% style="color:green" %)**9600**(%%) to access to access serial console for LT. The AT commands are disable by default and need to enter password (default:(% style="color:green" %)**123456**)(%%) to active it. As shown below:
1518 1518  )))
... ... @@ -1519,7 +1519,6 @@
1519 1519  
1520 1520  [[image:1653358355238-883.png]]
1521 1521  
1522 -
1523 1523  (((
1524 1524  More detail AT Command manual can be found at [[AT Command Manual>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/]]
1525 1525  )))
... ... @@ -1717,9 +1717,7 @@
1717 1717  === 4.2.1 Multi-channel ABP mode (Use with SX1301/LG308) ===
1718 1718  
1719 1719  (((
1720 -
1721 -
1722 -**If device has not joined network yet:**
1697 +If device has not joined network yet:
1723 1723  )))
1724 1724  
1725 1725  (((
... ... @@ -1744,7 +1744,7 @@
1744 1744  
1745 1745  
1746 1746  (((
1747 -**If device already joined network:**
1722 +If device already joined network:
1748 1748  )))
1749 1749  
1750 1750  (((
... ... @@ -1762,9 +1762,7 @@
1762 1762  === 4.2.2 Single-channel ABP mode (Use with LG01/LG02) ===
1763 1763  
1764 1764  (((
1765 -
1766 -
1767 -(% style="background-color:#dcdcdc" %)123456(%%)  Enter Password to have AT access.
1740 +(% style="background-color:#dcdcdc" %) 123456(%%)   Enter Password to have AT access.
1768 1768  )))
1769 1769  
1770 1770  (((
... ... @@ -1772,7 +1772,7 @@
1772 1772  )))
1773 1773  
1774 1774  (((
1775 -(% style="background-color:#dcdcdc" %) 123456(%%)  Enter Password to have AT access.
1748 +(% style="background-color:#dcdcdc" %) 123456(%%)   Enter Password to have AT access.
1776 1776  )))
1777 1777  
1778 1778  (((
... ... @@ -1780,41 +1780,39 @@
1780 1780  )))
1781 1781  
1782 1782  (((
1783 -(% style="background-color:#dcdcdc" %) AT+NJM=0(%%)  Set to ABP mode
1756 +(% style="background-color:#dcdcdc" %) AT+NJM=0(%%) Set to ABP mode
1784 1784  )))
1785 1785  
1786 1786  (((
1787 -(% style="background-color:#dcdcdc" %) AT+ADR=0(%%)  Set the Adaptive Data Rate Off
1760 +(% style="background-color:#dcdcdc" %) AT+ADR=0(%%) Set the Adaptive Data Rate Off
1788 1788  )))
1789 1789  
1790 1790  (((
1791 -(% style="background-color:#dcdcdc" %) AT+DR=5(%%)  Set Data Rate
1764 +(% style="background-color:#dcdcdc" %) AT+DR=5(%%)  Set Data Rate
1792 1792  )))
1793 1793  
1794 1794  (((
1795 -(% style="background-color:#dcdcdc" %) AT+TDC=60000(%%)  Set transmit interval to 60 seconds
1768 +(% style="background-color:#dcdcdc" %) AT+TDC=60000(%%)  Set transmit interval to 60 seconds
1796 1796  )))
1797 1797  
1798 1798  (((
1799 -(% style="background-color:#dcdcdc" %) AT+CHS=868400000(%%)  Set transmit frequency to 868.4Mhz
1772 +(% style="background-color:#dcdcdc" %) AT+CHS=868400000(%%) Set transmit frequency to 868.4Mhz
1800 1800  )))
1801 1801  
1802 1802  (((
1803 -(% style="background-color:#dcdcdc" %) AT+RX2FQ=868400000(%%)  Set RX2Frequency to 868.4Mhz (according to the result from server)
1776 +(% style="background-color:#dcdcdc" %) AT+RX2FQ=868400000(%%) Set RX2Frequency to 868.4Mhz (according to the result from server)
1804 1804  )))
1805 1805  
1806 1806  (((
1807 -(% style="background-color:#dcdcdc" %) AT+RX2DR=5(%%)  Set RX2DR to match the downlink DR from server. see below
1780 +(% style="background-color:#dcdcdc" %) AT+RX2DR=5(%%)  Set RX2DR to match the downlink DR from server. see below
1808 1808  )))
1809 1809  
1810 1810  (((
1811 -(% style="background-color:#dcdcdc" %) AT+DADDR=26 01 1A F1 (%%) Set Device Address to 26 01 1A F1, this ID can be found in the LoRa Server portal.
1784 +(% style="background-color:#dcdcdc" %) AT+DADDR=26 01 1A F1 (%%)Set Device Address to 26 01 1A F1, this ID can be found in the LoRa Server portal.
1812 1812  )))
1813 1813  
1814 1814  (((
1815 -(% style="background-color:#dcdcdc" %) ATZ         (%%) Reset MCU
1816 -
1817 -
1788 +(% style="background-color:#dcdcdc" %) ATZ         (%%) Reset MCU
1818 1818  )))
1819 1819  
1820 1820  (((
... ... @@ -1837,6 +1837,7 @@
1837 1837  )))
1838 1838  
1839 1839  
1811 +
1840 1840  === 4.2.3 Change to Class A ===
1841 1841  
1842 1842  If sensor JOINED
... ... @@ -1848,25 +1848,19 @@
1848 1848  
1849 1849  == 5.1 How to upgrade the image? ==
1850 1850  
1851 -
1852 1852  The LT LoRaWAN Controller is shipped with a 3.5mm cable, the cable is used to upload image to LT to:
1853 1853  
1854 1854  * Support new features
1855 1855  * For bug fix
1856 1856  * Change LoRaWAN bands.
1857 -
1858 1858  Below shows the hardware connection for how to upload an image to the LT:
1829 +* [[image:1653359603330-121.png]]
1859 1859  
1860 -[[image:1653359603330-121.png]]
1861 -
1862 -
1863 1863  (((
1864 -(% style="color:blue" %)**Step1**(%%)**:** Download [[flash loader>>url:https://www.st.com/content/st_com/en/products/development-tools/software-development-tools/stm32-software-development-tools/stm32-programmers/flasher-stm32.html]].
1865 -(% style="color:blue" %)**Step2**(%%)**:** Download the [[LT Image files>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/image/]].
1866 -(% style="color:blue" %)**Step3**(%%)**:** Open flashloader; choose the correct COM port to update.
1867 -
1868 -
1869 -(% style="color:blue" %)**For LT-22222-L**(%%):
1832 +**Step1:** Download [[flash loader>>url:https://www.st.com/content/st_com/en/products/development-tools/software-development-tools/stm32-software-development-tools/stm32-programmers/flasher-stm32.html]].
1833 +**Step2**: Download the [[LT Image files>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/image/]].
1834 +**Step3: **Open flashloader; choose the correct COM port to update.
1835 +**For LT-22222-L**:
1870 1870  Hold down the PRO button and then momentarily press the RST reset button and the **DO1 led** will change from OFF to ON. When **DO1 LED** is on, it means the device is in download mode.
1871 1871  )))
1872 1872  
... ... @@ -1876,7 +1876,6 @@
1876 1876  
1877 1877  [[image:image-20220524104033-15.png]]
1878 1878  
1879 -
1880 1880  (% style="color:red" %)**Notice**(%%): In case user has lost the program cable. User can hand made one from a 3.5mm cable. The pin mapping is:
1881 1881  
1882 1882  [[image:1653360054704-518.png||height="186" width="745"]]
... ... @@ -1892,11 +1892,14 @@
1892 1892  
1893 1893  (((
1894 1894  User can follow the introduction for [[how to upgrade image>>||anchor="H5.1Howtoupgradetheimage3F"]]. When download the images, choose the required image file for download.
1860 +
1861 +
1895 1895  )))
1896 1896  
1897 1897  (((
1898 1898  
1899 1899  
1867 +
1900 1900  == 5.3 How to set up LT to work with Single Channel Gateway such as LG01/LG02? ==
1901 1901  )))
1902 1902  
... ... @@ -1909,8 +1909,6 @@
1909 1909  (((
1910 1910  (((
1911 1911  Assume we have a LG02 working in the frequency 868400000 now , below is the step.
1912 -
1913 -
1914 1914  )))
1915 1915  )))
1916 1916  
... ... @@ -1941,7 +1941,7 @@
1941 1941  (% style="background-color:#dcdcdc" %)AT+TDC=60000 (%%) Set transmit interval to 60 seconds
1942 1942  (% style="background-color:#dcdcdc" %)AT+CHS=868400000(%%)  Set transmit frequency to 868.4Mhz
1943 1943  (% style="background-color:#dcdcdc" %)AT+DADDR=26 01 1A F1(%%)  Set Device Address to 26 01 1A F1
1944 -(% style="background-color:#dcdcdc" %)ATZ        (%%) Reset MCU
1910 +(% style="background-color:#dcdcdc" %)ATZ  (%%) Reset MCU
1945 1945  )))
1946 1946  
1947 1947  
... ... @@ -2019,6 +2019,8 @@
2019 2019  * (% style="color:#4f81bd" %)**IN865**(%%): LT with frequency bands IN865
2020 2020  * (% style="color:#4f81bd" %)**CN779**(%%): LT with frequency bands CN779
2021 2021  
1988 +
1989 +
2022 2022  = 8. Packing Info =
2023 2023  
2024 2024  
... ... @@ -2029,6 +2029,7 @@
2029 2029  * Bracket for controller x1
2030 2030  * Program cable x 1
2031 2031  
2000 +
2032 2032  **Dimension and weight**:
2033 2033  
2034 2034  * Device Size: 13.5 x 7 x 3 cm
... ... @@ -2036,6 +2036,8 @@
2036 2036  * Package Size / pcs : 14.5 x 8 x 5 cm
2037 2037  * Weight / pcs : 170g
2038 2038  
2008 +
2009 +
2039 2039  = 9. Support =
2040 2040  
2041 2041  * (((
... ... @@ -2045,6 +2045,8 @@
2045 2045  Provide as much information as possible regarding your enquiry (product models, accurately describe your problem and steps to replicate it etc) and send a mail to [[support@dragino.com>>url:file:///D:/市场资料/说明书/LoRa/LT系列/support@dragino.com]]
2046 2046  )))
2047 2047  
2019 +
2020 +
2048 2048  = 10. Reference​​​​​ =
2049 2049  
2050 2050  * LT-22222-L: [[http:~~/~~/www.dragino.com/products/lora-lorawan-end-node/item/156-lt-22222-l.html>>url:http://www.dragino.com/products/lora-lorawan-end-node/item/156-lt-22222-l.html]]
Copyright ©2010-2024 Dragino Technology Co., LTD. All rights reserved
Dragino Wiki v2.0