Changes for page LT-22222-L -- LoRa I/O Controller User Manual
Last modified by Saxer Lin on 2025/04/15 17:24
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... ... @@ -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]] ... ... @@ -1120,7 +1120,6 @@ 1120 1120 1121 1121 There is no AT Command to control Relay Output 1122 1122 1123 - 1124 1124 * Downlink Payload (prefix 0x05): 1125 1125 1126 1126 (% class="box infomessage" %) ... ... @@ -1138,17 +1138,14 @@ 1138 1138 1139 1139 00: Relays will change to an inverter state after timeout 1140 1140 1141 - 1142 1142 (% style="color:#4f81bd" %)**Third Byte(bb)**(%%): Control Method and Ports status: 1143 1143 1144 1144 [[image:image-20220524093831-10.png]] 1145 1145 1146 - 1147 1147 (% style="color:#4f81bd" %)**Fourth/Fifth Bytes(cc)**(%%): Latching time. Unit: ms 1148 1148 1149 1149 Device will upload a packet if downlink code executes successfully. 1150 1150 1151 - 1152 1152 **Example payload:** 1153 1153 1154 1154 **~1. 05 01 11 07 D0** ... ... @@ -1180,7 +1180,6 @@ 1180 1180 **AT+VOLMAX ~/~/ See [[MOD4>>||anchor="H3.3.4AT2BMOD3D42CSingleDICounting2B1xVoltageCounting"]]** 1181 1181 ))) 1182 1182 1183 - 1184 1184 * Downlink Payload (prefix 0xA5): 1185 1185 1186 1186 (% class="box infomessage" %) ... ... @@ -1207,7 +1207,6 @@ 1207 1207 1208 1208 Bb cc dd ee: number to be set 1209 1209 1210 - 1211 1211 * Downlink Payload (prefix 0xA8): 1212 1212 1213 1213 (% class="box infomessage" %) ... ... @@ -1260,16 +1260,17 @@ 1260 1260 ))) 1261 1261 1262 1262 1264 + 1263 1263 == 3.5 Integrate with Mydevice == 1264 1264 1265 1265 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: 1266 1266 1267 1267 ((( 1268 - (% 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. 1269 1269 ))) 1270 1270 1271 1271 ((( 1272 - (% 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: 1273 1273 ))) 1274 1274 1275 1275 [[image:1653356737703-362.png||height="232" width="732"]] ... ... @@ -1276,13 +1276,12 @@ 1276 1276 1277 1277 [[image:image-20220524094641-11.png||height="390" width="723"]] 1278 1278 1279 - 1280 1280 [[image:image-20220524094641-12.png||height="402" width="718"]] 1281 1281 1282 1282 1283 - (% style="color:blue" %)**Step 3**(%%): Create an account or log in Mydevices.1284 +**Step 3**: Create an account or log in Mydevices. 1284 1284 1285 - (% 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" %) 1286 1286 1287 1287 Search under The things network 1288 1288 ... ... @@ -1289,21 +1289,16 @@ 1289 1289 [[image:1653356838789-523.png||height="337" width="740"]] 1290 1290 1291 1291 1292 - 1293 1293 After added, the sensor data arrive TTN, it will also arrive and show in Mydevices. 1294 1294 1295 1295 [[image:image-20220524094909-1.png||height="335" width="729"]] 1296 1296 1297 - 1298 1298 [[image:image-20220524094909-2.png||height="337" width="729"]] 1299 1299 1300 - 1301 1301 [[image:image-20220524094909-3.png||height="338" width="727"]] 1302 1302 1303 - 1304 1304 [[image:image-20220524094909-4.png||height="339" width="728"]](% style="display:none" %) 1305 1305 1306 - 1307 1307 [[image:image-20220524094909-5.png||height="341" width="734"]] 1308 1308 1309 1309 ... ... @@ -1343,7 +1343,7 @@ 1343 1343 ))) 1344 1344 1345 1345 ((( 1346 - (% style="color:blue" %)**Example1**(%%): Connect to a Low active sensor.1342 +**Example1**: Connect to a Low active sensor. 1347 1347 ))) 1348 1348 1349 1349 ((( ... ... @@ -1374,7 +1374,7 @@ 1374 1374 ))) 1375 1375 1376 1376 ((( 1377 - (% style="color:blue" %)**Example2**(%%): Connect to a High active sensor.1373 +**Example2**: Connect to a High active sensor. 1378 1378 ))) 1379 1379 1380 1380 ((( ... ... @@ -1405,7 +1405,7 @@ 1405 1405 ))) 1406 1406 1407 1407 ((( 1408 - (% style="color:blue" %)**Example3**(%%): Connect to a 220v high active sensor.1404 +**Example3**: Connect to a 220v high active sensor. 1409 1409 ))) 1410 1410 1411 1411 ((( ... ... @@ -1445,9 +1445,8 @@ 1445 1445 1446 1446 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: 1447 1447 1444 +**AC2 = (IN2 voltage )/12** 1448 1448 1449 -(% style="color:blue" %)**AC2 = (IN2 voltage )/12** 1450 - 1451 1451 [[image:1653357592296-182.png]] 1452 1452 1453 1453 Example to connect a 4~~20mA sensor ... ... @@ -1454,18 +1454,17 @@ 1454 1454 1455 1455 We take the wind speed sensor as an example for reference only. 1456 1456 1452 +Specifications of the wind speed sensor: 1457 1457 1458 - **Specifications of the windspeed sensor:**1454 +Red:12~~24v 1459 1459 1460 - Red:12~~24v1456 +Yellow:4~~20mA 1461 1461 1462 - Yellow:4~~20mA1458 +Black:GND 1463 1463 1464 -Black: GND 1465 1465 1461 +Connection diagram: 1466 1466 1467 -**Connection diagram:** 1468 - 1469 1469 [[image:1653357640609-758.png]] 1470 1470 1471 1471 [[image:1653357648330-671.png||height="155" width="733"]] ... ... @@ -1497,7 +1497,6 @@ 1497 1497 1498 1498 [[image:1653358238933-385.png]] 1499 1499 1500 - 1501 1501 ((( 1502 1502 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: 1503 1503 ))) ... ... @@ -1504,7 +1504,6 @@ 1504 1504 1505 1505 [[image:1653358355238-883.png]] 1506 1506 1507 - 1508 1508 ((( 1509 1509 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/]] 1510 1510 ))) ... ... @@ -1702,9 +1702,7 @@ 1702 1702 === 4.2.1 Multi-channel ABP mode (Use with SX1301/LG308) === 1703 1703 1704 1704 ((( 1705 - 1706 - 1707 -**If device has not joined network yet:** 1697 +If device has not joined network yet: 1708 1708 ))) 1709 1709 1710 1710 ((( ... ... @@ -1729,7 +1729,7 @@ 1729 1729 1730 1730 1731 1731 ((( 1732 - **If device already joined network:**1722 +If device already joined network: 1733 1733 ))) 1734 1734 1735 1735 ((( ... ... @@ -1747,9 +1747,7 @@ 1747 1747 === 4.2.2 Single-channel ABP mode (Use with LG01/LG02) === 1748 1748 1749 1749 ((( 1750 - 1751 - 1752 -(% style="background-color:#dcdcdc" %)123456(%%) Enter Password to have AT access. 1740 +(% style="background-color:#dcdcdc" %) 123456(%%) Enter Password to have AT access. 1753 1753 ))) 1754 1754 1755 1755 ((( ... ... @@ -1757,7 +1757,7 @@ 1757 1757 ))) 1758 1758 1759 1759 ((( 1760 -(% style="background-color:#dcdcdc" %) 123456(%%) 1748 +(% style="background-color:#dcdcdc" %) 123456(%%) Enter Password to have AT access. 1761 1761 ))) 1762 1762 1763 1763 ((( ... ... @@ -1765,41 +1765,39 @@ 1765 1765 ))) 1766 1766 1767 1767 ((( 1768 -(% style="background-color:#dcdcdc" %) AT+NJM=0(%%) 1756 +(% style="background-color:#dcdcdc" %) AT+NJM=0(%%) Set to ABP mode 1769 1769 ))) 1770 1770 1771 1771 ((( 1772 -(% style="background-color:#dcdcdc" %) AT+ADR=0(%%) 1760 +(% style="background-color:#dcdcdc" %) AT+ADR=0(%%) Set the Adaptive Data Rate Off 1773 1773 ))) 1774 1774 1775 1775 ((( 1776 -(% style="background-color:#dcdcdc" %) AT+DR=5(%%) 1764 +(% style="background-color:#dcdcdc" %) AT+DR=5(%%) Set Data Rate 1777 1777 ))) 1778 1778 1779 1779 ((( 1780 -(% style="background-color:#dcdcdc" %) AT+TDC=60000(%%) 1768 +(% style="background-color:#dcdcdc" %) AT+TDC=60000(%%) Set transmit interval to 60 seconds 1781 1781 ))) 1782 1782 1783 1783 ((( 1784 -(% style="background-color:#dcdcdc" %) AT+CHS=868400000(%%) 1772 +(% style="background-color:#dcdcdc" %) AT+CHS=868400000(%%) Set transmit frequency to 868.4Mhz 1785 1785 ))) 1786 1786 1787 1787 ((( 1788 -(% style="background-color:#dcdcdc" %) AT+RX2FQ=868400000(%%) 1776 +(% style="background-color:#dcdcdc" %) AT+RX2FQ=868400000(%%) Set RX2Frequency to 868.4Mhz (according to the result from server) 1789 1789 ))) 1790 1790 1791 1791 ((( 1792 -(% style="background-color:#dcdcdc" %) AT+RX2DR=5(%%) 1780 +(% style="background-color:#dcdcdc" %) AT+RX2DR=5(%%) Set RX2DR to match the downlink DR from server. see below 1793 1793 ))) 1794 1794 1795 1795 ((( 1796 -(% style="background-color:#dcdcdc" %) AT+DADDR=26 01 1A F1 (%%) 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. 1797 1797 ))) 1798 1798 1799 1799 ((( 1800 -(% style="background-color:#dcdcdc" %) ATZ (%%) Reset MCU 1801 - 1802 - 1788 +(% style="background-color:#dcdcdc" %) ATZ (%%) Reset MCU 1803 1803 ))) 1804 1804 1805 1805 ((( ... ... @@ -1822,6 +1822,7 @@ 1822 1822 ))) 1823 1823 1824 1824 1811 + 1825 1825 === 4.2.3 Change to Class A === 1826 1826 1827 1827 If sensor JOINED ... ... @@ -1833,25 +1833,19 @@ 1833 1833 1834 1834 == 5.1 How to upgrade the image? == 1835 1835 1836 - 1837 1837 The LT LoRaWAN Controller is shipped with a 3.5mm cable, the cable is used to upload image to LT to: 1838 1838 1839 1839 * Support new features 1840 1840 * For bug fix 1841 1841 * Change LoRaWAN bands. 1842 - 1843 1843 Below shows the hardware connection for how to upload an image to the LT: 1829 +* [[image:1653359603330-121.png]] 1844 1844 1845 -[[image:1653359603330-121.png]] 1846 - 1847 - 1848 1848 ((( 1849 -(% 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]]. 1850 -(% 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/]]. 1851 -(% style="color:blue" %)**Step3**(%%)**:** Open flashloader; choose the correct COM port to update. 1852 - 1853 - 1854 -(% 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**: 1855 1855 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. 1856 1856 ))) 1857 1857 ... ... @@ -1861,7 +1861,6 @@ 1861 1861 1862 1862 [[image:image-20220524104033-15.png]] 1863 1863 1864 - 1865 1865 (% 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: 1866 1866 1867 1867 [[image:1653360054704-518.png||height="186" width="745"]] ... ... @@ -1877,11 +1877,14 @@ 1877 1877 1878 1878 ((( 1879 1879 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 + 1880 1880 ))) 1881 1881 1882 1882 ((( 1883 1883 1884 1884 1867 + 1885 1885 == 5.3 How to set up LT to work with Single Channel Gateway such as LG01/LG02? == 1886 1886 ))) 1887 1887 ... ... @@ -1894,8 +1894,6 @@ 1894 1894 ((( 1895 1895 ((( 1896 1896 Assume we have a LG02 working in the frequency 868400000 now , below is the step. 1897 - 1898 - 1899 1899 ))) 1900 1900 ))) 1901 1901 ... ... @@ -1911,25 +1911,23 @@ 1911 1911 (% style="color:red" %)Note: user just need to make sure above three keys match, User can change either in TTN or Device to make then match. In TTN, NETSKEY and APPSKEY can be configured by user in setting page, but Device Addr is generated by TTN. 1912 1912 ))) 1913 1913 1914 - 1915 1915 ((( 1916 1916 (% style="color:#4f81bd" %)**Step2**(%%)**: **Run AT Command to make LT work in Single frequency & ABP mode. Below is the AT commands: 1917 1917 ))) 1918 1918 1919 1919 ((( 1920 -(% style="background-color:#dcdcdc" %)123456 (%%) 1921 -(% style="background-color:#dcdcdc" %)AT+FDR(%%) 1922 -(% style="background-color:#dcdcdc" %)123456 (%%) 1923 -(% style="background-color:#dcdcdc" %)AT+NJM=0 (%%) 1924 -(% style="background-color:#dcdcdc" %)AT+ADR=0 (%%) 1925 -(% style="background-color:#dcdcdc" %)AT+DR=5 (%%) 1926 -(% style="background-color:#dcdcdc" %)AT+TDC=60000 (%%) 1927 -(% style="background-color:#dcdcdc" %)AT+CHS=868400000(%%) 1928 -(% style="background-color:#dcdcdc" %)AT+DADDR=26 01 1A F1(%%) 1929 -(% style="background-color:#dcdcdc" %)ATZ (%%) 1900 +(% style="background-color:#dcdcdc" %)123456 (%%) Enter Password to have AT access. 1901 +(% style="background-color:#dcdcdc" %)AT+FDR (%%) Reset Parameters to Factory Default, Keys Reserve 1902 +(% style="background-color:#dcdcdc" %)123456 (%%) Enter Password to have AT access. 1903 +(% style="background-color:#dcdcdc" %)AT+NJM=0 (%%)Set to ABP mode 1904 +(% style="background-color:#dcdcdc" %)AT+ADR=0 (%%)Set the Adaptive Data Rate Off 1905 +(% style="background-color:#dcdcdc" %)AT+DR=5 (%%) Set Data Rate (Set AT+DR=3 for 915 band) 1906 +(% style="background-color:#dcdcdc" %)AT+TDC=60000 (%%)Set transmit interval to 60 seconds 1907 +(% style="background-color:#dcdcdc" %)AT+CHS=868400000 (%%)Set transmit frequency to 868.4Mhz 1908 +(% style="background-color:#dcdcdc" %)AT+DADDR=26 01 1A F1(%%) Set Device Address to 26 01 1A F1 1909 +(% style="background-color:#dcdcdc" %)ATZ (%%)Reset MCU 1930 1930 ))) 1931 1931 1932 - 1933 1933 ((( 1934 1934 As shown in below: 1935 1935 ))) ... ... @@ -1946,6 +1946,8 @@ 1946 1946 == 5.5 Can i use point to point communication for LT-22222-L? == 1947 1947 1948 1948 Yes, please refer [[Point to Point Communication>>doc:Main. Point to Point Communication of LT-22222-L.WebHome]] 1928 + 1929 + 1949 1949 ))) 1950 1950 1951 1951 ((( ... ... @@ -2004,6 +2004,8 @@ 2004 2004 * (% style="color:#4f81bd" %)**IN865**(%%): LT with frequency bands IN865 2005 2005 * (% style="color:#4f81bd" %)**CN779**(%%): LT with frequency bands CN779 2006 2006 1988 + 1989 + 2007 2007 = 8. Packing Info = 2008 2008 2009 2009 ... ... @@ -2014,6 +2014,7 @@ 2014 2014 * Bracket for controller x1 2015 2015 * Program cable x 1 2016 2016 2000 + 2017 2017 **Dimension and weight**: 2018 2018 2019 2019 * Device Size: 13.5 x 7 x 3 cm ... ... @@ -2021,6 +2021,8 @@ 2021 2021 * Package Size / pcs : 14.5 x 8 x 5 cm 2022 2022 * Weight / pcs : 170g 2023 2023 2008 + 2009 + 2024 2024 = 9. Support = 2025 2025 2026 2026 * ((( ... ... @@ -2030,6 +2030,8 @@ 2030 2030 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]] 2031 2031 ))) 2032 2032 2019 + 2020 + 2033 2033 = 10. Reference = 2034 2034 2035 2035 * 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]]