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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... ... @@ -207,9 +207,7 @@ 207 207 In case user can’t set the OTAA keys in the network server and has to use the existing keys from server. User can [[use AT Command>>path:http://8.211.40.43/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/#H4.UseATCommand]] to set the keys in the devices. 208 208 ))) 209 209 210 -((( 211 -3.2 Example to join LoRaWAN network 212 -))) 210 +== 3.2 Example to join LoRaWAN network == 213 213 214 214 ((( 215 215 This chapter shows an example for how to join the TTN LoRaWAN Network. Below is the network structure, we use our LG308 as LoRaWAN gateway here. ... ... @@ -217,7 +217,6 @@ 217 217 218 218 [[image:image-20220523172350-1.png||height="266" width="864"]] 219 219 220 - 221 221 ((( 222 222 The LG308 is already set to connect to [[TTN network >>url:https://www.thethingsnetwork.org/]]. So what we need to do now is only configure register this device to TTN: 223 223 ))) ... ... @@ -1177,15 +1177,21 @@ 1177 1177 **0x A7 aa bb cc ~/~/ same as AT+COUTIME =aa bb cc,** 1178 1178 ))) 1179 1179 1177 +((( 1180 1180 range: aa bb cc:0 to 16777215, (unit:second) 1179 +))) 1181 1181 1182 1182 == 3.5 Integrate with Mydevice == 1183 1183 1184 1184 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: 1185 1185 1185 +((( 1186 1186 **Step 1**: Be sure that your device is programmed and properly connected to the network at this time. 1187 +))) 1187 1187 1189 +((( 1188 1188 **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: 1191 +))) 1189 1189 1190 1190 [[image:1653356737703-362.png||height="232" width="732"]] 1191 1191 ... ... @@ -1249,7 +1249,7 @@ 1249 1249 1250 1250 So when sensor active, the current between NEC2501 pin1 and pin2 is： 1251 1251 1252 -[[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.** 1255 +[[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:/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.** 1253 1253 1254 1254 If DI1+ = 12v, the //IF// = 12mA , So the LT-22222-L will be able to detect this active signal. 1255 1255 ... ... @@ -1263,9 +1263,9 @@ 1263 1263 1264 1264 So when sensor active, the current between NEC2501 pin1 and pin2 is: 1265 1265 1266 -[[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.** 1269 +[[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:/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.** 1267 1267 1268 -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. 1271 +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:/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. 1269 1269 1270 1270 1271 1271 **Example3**: Connect to a 220v high active sensor. ... ... @@ -1277,7 +1277,7 @@ 1277 1277 1278 1278 So when sensor active, the current between NEC2501 pin1 and pin2 is: 1279 1279 1280 - [[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.** 1283 + [[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:/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.** 1281 1281 1282 1282 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. 1283 1283 ... ... @@ -1336,11 +1336,15 @@ 1336 1336 1337 1337 [[image:1653358238933-385.png]] 1338 1338 1342 +((( 1339 1339 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: 1344 +))) 1340 1340 1341 1341 [[image:1653358355238-883.png]] 1342 1342 1348 +((( 1343 1343 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/]] 1350 +))) 1344 1344 1345 1345 ((( 1346 1346 AT+<CMD>? : Help on <CMD> ... ... @@ -1658,11 +1658,13 @@ 1658 1658 Below shows the hardware connection for how to upload an image to the LT: 1659 1659 * [[image:1653359603330-121.png]] 1660 1660 1668 +((( 1661 1661 **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]]. 1662 1662 **Step2**: Download the [[LT Image files>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/image/]]. 1663 1663 **Step3: **Open flashloader; choose the correct COM port to update. 1664 1664 **For LT-22222-L**: 1665 1665 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. 1674 +))) 1666 1666 1667 1667 [[image:image-20220524103407-12.png]] 1668 1668 ... ... @@ -1708,10 +1708,15 @@ 1708 1708 [[image:1653360231087-571.png||height="401" width="727"]] 1709 1709 ))) 1710 1710 1720 +((( 1711 1711 (% 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. 1722 +))) 1712 1712 1724 +((( 1713 1713 (% style="color:#4f81bd" %)**Step2**(%%)**: **Run AT Command to make LT work in Single frequency & ABP mode. Below is the AT commands: 1726 +))) 1714 1714 1728 +((( 1715 1715 (% style="background-color:#dcdcdc" %)123456 (%%) Enter Password to have AT access. 1716 1716 (% style="background-color:#dcdcdc" %)AT+FDR (%%) Reset Parameters to Factory Default, Keys Reserve 1717 1717 (% style="background-color:#dcdcdc" %)123456 (%%) Enter Password to have AT access. ... ... @@ -1722,8 +1722,11 @@ 1722 1722 (% style="background-color:#dcdcdc" %)AT+CHS=868400000 (%%)Set transmit frequency to 868.4Mhz 1723 1723 (% style="background-color:#dcdcdc" %)AT+DADDR=26 01 1A F1(%%) Set Device Address to 26 01 1A F1 1724 1724 (% style="background-color:#dcdcdc" %)ATZ (%%)Reset MCU 1739 +))) 1725 1725 1741 +((( 1726 1726 As shown in below: 1743 +))) 1727 1727 1728 1728 [[image:1653360498588-932.png||height="485" width="726"]] 1729 1729 ... ... @@ -1734,7 +1734,7 @@ 1734 1734 ))) 1735 1735 1736 1736 ((( 1737 -= 6. Trouble Shooting 1754 += 6. Trouble Shooting = 1738 1738 ))) 1739 1739 1740 1740 ((( ... ... @@ -1744,13 +1744,14 @@ 1744 1744 ))) 1745 1745 1746 1746 ((( 1747 -Please see this link for how to debug: 1764 +Please see this link for how to debug: [[see how it work>>LoRaWAN Communication Debug||anchor="H5.1Howitwork:NO"]] 1748 1748 1749 -[[http:~~/~~/8.211.40.43:8080/xwiki/bin/view/Main/LoRaWAN%20Communication%20Debug/>>http://8.211.40.43:8080/xwiki/bin/view/Main/LoRaWAN%20Communication%20Debug/]] 1750 -))) 1751 1751 1752 -((( 1753 -[[http:~~/~~/wiki.dragino.com/index.php?title=LoRaWAN_Communication_Debug#How_it_work>>url:http://wiki.dragino.com/index.php?title=LoRaWAN_Communication_Debug#How_it_work]] 1767 + 1768 + 1769 +[[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]] 1770 + 1771 + 1754 1754 ))) 1755 1755 1756 1756 ((( ... ... @@ -1793,33 +1793,58 @@ 1793 1793 ))) 1794 1794 ))) 1795 1795 1814 +((( 1796 1796 * ((( 1797 1797 (% style="color:#4f81bd" %)**EU433**(%%): LT with frequency bands EU433 1798 1798 ))) 1818 +))) 1819 + 1820 +((( 1799 1799 * ((( 1800 1800 (% style="color:#4f81bd" %)**EU868**(%%): LT with frequency bands EU868 1801 1801 ))) 1824 +))) 1825 + 1826 +((( 1802 1802 * ((( 1803 1803 (% style="color:#4f81bd" %)**KR920**(%%): LT with frequency bands KR920 1804 1804 ))) 1830 +))) 1831 + 1832 +((( 1805 1805 * ((( 1806 1806 (% style="color:#4f81bd" %)**CN470**(%%): LT with frequency bands CN470 1807 1807 ))) 1836 +))) 1837 + 1838 +((( 1808 1808 * ((( 1809 1809 (% style="color:#4f81bd" %)**AS923**(%%): LT with frequency bands AS923 1810 1810 ))) 1842 +))) 1843 + 1844 +((( 1811 1811 * ((( 1812 1812 (% style="color:#4f81bd" %)**AU915**(%%): LT with frequency bands AU915 1813 1813 ))) 1848 +))) 1849 + 1850 +((( 1814 1814 * ((( 1815 1815 (% style="color:#4f81bd" %)**US915**(%%): LT with frequency bands US915 1816 1816 ))) 1854 +))) 1855 + 1856 +((( 1817 1817 * ((( 1818 1818 (% style="color:#4f81bd" %)**IN865**(%%): LT with frequency bands IN865 1819 1819 ))) 1860 +))) 1820 1820 1821 1821 ((( 1822 -* (% style="color:#4f81bd" %)**CN779**(%%): LT with frequency bands CN779 1863 +* ((( 1864 +(% style="color:#4f81bd" %)**CN779**(%%): LT with frequency bands CN779 1865 +))) 1823 1823 1824 1824 = 8. Packing Info = 1825 1825 )))