Changes for page LT-22222-L -- LoRa I/O Controller User Manual
Last modified by Mengting Qiu on 2025/06/04 18:42
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... ... @@ -11,6 +11,9 @@ 11 11 12 12 13 13 14 + 15 + 16 + 14 14 = 1.Introduction = 15 15 16 16 == 1.1 What is LT Series I/O Controller == ... ... @@ -48,6 +48,8 @@ 48 48 == 1.2 Specifications == 49 49 50 50 ((( 54 + 55 + 51 51 **Hardware System:** 52 52 ))) 53 53 ... ... @@ -157,6 +157,7 @@ 157 157 158 158 ))) 159 159 165 + 160 160 == 1.3 Features == 161 161 162 162 * LoRaWAN Class A & Class C protocol ... ... @@ -168,7 +168,6 @@ 168 168 * Counting 169 169 170 170 171 - 172 172 == 1.4 Applications == 173 173 174 174 * Smart Buildings & Home Automation ... ... @@ -179,7 +179,6 @@ 179 179 * Smart Factory 180 180 181 181 182 - 183 183 == 1.5 Hardware Variants == 184 184 185 185 (% border="1" style="background-color:#f7faff; width:500px" %) ... ... @@ -194,7 +194,6 @@ 194 194 ))) 195 195 196 196 197 - 198 198 = 2. Power ON Device = 199 199 200 200 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. ... ... @@ -206,6 +206,7 @@ 206 206 [[image:1653297104069-180.png]] 207 207 208 208 212 + 209 209 = 3. Operation Mode = 210 210 211 211 == 3.1 How it works? == ... ... @@ -220,6 +220,8 @@ 220 220 221 221 ))) 222 222 227 + 228 + 223 223 == 3.2 Example to join LoRaWAN network == 224 224 225 225 ((( ... ... @@ -261,6 +261,7 @@ 261 261 [[image:1653298044601-602.png||height="405" width="709"]] 262 262 263 263 270 + 264 264 == 3.3 Uplink Payload == 265 265 266 266 There are five working modes + one interrupt mode on LT for different type application: ... ... @@ -273,7 +273,6 @@ 273 273 * **ADDMOD6**: Trigger Mode, Optional, used together with MOD1 ~~ MOD5 274 274 275 275 276 - 277 277 === 3.3.1 AT+MOD~=1, 2ACI+2AVI === 278 278 279 279 The uplink payload includes totally 9 bytes. Uplink packets use FPORT=2 and every 10 minutes send one uplink by default. ... ... @@ -324,6 +324,7 @@ 324 324 ** DO1 is high in case there is load between DO1 and V+. 325 325 ** DO1 LED is off in both case 326 326 333 + 327 327 === 3.3.2 AT+MOD~=2, (Double DI Counting) === 328 328 329 329 **For LT-22222-L**: this mode the **DI1 and DI2** are used as counting pins. ... ... @@ -417,6 +417,7 @@ 417 417 ))) 418 418 419 419 427 + 420 420 === 3.3.3 AT+MOD~=3, Single DI Counting + 2 x ACI === 421 421 422 422 **LT22222-L**: This mode the DI1 is used as a counting pin. ... ... @@ -461,6 +461,8 @@ 461 461 462 462 ))) 463 463 472 + 473 + 464 464 === 3.3.4 AT+MOD~=4, Single DI Counting + 1 x Voltage Counting === 465 465 466 466 **LT22222-L**: This mode the DI1 is used as a counting pin. ... ... @@ -542,6 +542,7 @@ 542 542 ))) 543 543 544 544 555 + 545 545 === 3.3.5 AT+MOD~=5, Single DI Counting + 2 x AVI + 1 x ACI === 546 546 547 547 **LT22222-L**: This mode the DI1 is used as a counting pin. ... ... @@ -586,6 +586,8 @@ 586 586 587 587 ))) 588 588 600 + 601 + 589 589 === 3.3.6 AT+ADDMOD~=6. (Trigger Mode, Optional) === 590 590 591 591 (% style="color:#4f81bd" %)**This mode is an optional mode for trigger purpose. It can run together with other mode.** ... ... @@ -612,6 +612,7 @@ 612 612 613 613 AT+AVLIM=5000,0,0,0 (If AVI1 voltage lower than 5V , trigger uplink, 0 means ignore) 614 614 628 + 615 615 (% style="color:#4f81bd" %)**Trigger base on current**: 616 616 617 617 Format: AT+ACLIM=<AC1_LIMIT_LOW>,< AC1_LIMIT_HIGH>,<AC2_LIMIT_LOW>,< AC2_LIMIT_HIGH> ... ... @@ -620,6 +620,7 @@ 620 620 621 621 AT+ACLIM=10000,15000,0,0 (If ACI1 voltage lower than 10mA or higher than 15mA, trigger an uplink) 622 622 637 + 623 623 (% style="color:#4f81bd" %)**Trigger base on DI status**: 624 624 625 625 DI status trigger Flag. ... ... @@ -707,6 +707,7 @@ 707 707 When device got this command, it will send the MOD6 payload. 708 708 709 709 725 + 710 710 === 3.3.7 Payload Decoder === 711 711 712 712 ((( ... ... @@ -715,6 +715,8 @@ 715 715 716 716 ))) 717 717 734 + 735 + 718 718 == 3.4 Configure LT via AT or Downlink == 719 719 720 720 User can configure LT I/O Controller via AT Commands or LoRaWAN Downlink Commands ... ... @@ -723,15 +723,17 @@ 723 723 There are two kinds of Commands: 724 724 ))) 725 725 726 -* (% 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_Commands744 +* (% 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]] 727 727 728 728 * (% style="color:#4f81bd" %)**Sensor Related Commands**(%%): These commands are special designed for LT-22222-L. User can see these commands below: 729 729 748 + 730 730 === 3.4.1 Common Commands === 731 731 732 732 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]] 733 733 734 734 754 + 735 735 === 3.4.2 Sensor related commands === 736 736 737 737 ==== 3.4.2.1 Set Transmit Interval ==== ... ... @@ -755,6 +755,7 @@ 755 755 ))) 756 756 757 757 778 + 758 758 ==== 3.4.2.2 Set Work Mode (AT+MOD) ==== 759 759 760 760 Set work mode. ... ... @@ -776,6 +776,7 @@ 776 776 ))) 777 777 778 778 800 + 779 779 ==== 3.4.2.3 Poll an uplink ==== 780 780 781 781 * AT Command: ... ... @@ -792,9 +792,10 @@ 792 792 **Example**: 0x08FF, ask device to send an Uplink 793 793 794 794 817 + 795 795 ==== 3.4.2.4 Enable Trigger Mode ==== 796 796 797 -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]]820 +Use of trigger mode, please check [[ADDMOD6>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]] 798 798 799 799 * AT Command: 800 800 ... ... @@ -815,6 +815,7 @@ 815 815 ))) 816 816 817 817 841 + 818 818 ==== 3.4.2.5 Poll trigger settings ==== 819 819 820 820 Poll trigger settings, ... ... @@ -831,6 +831,7 @@ 831 831 ))) 832 832 833 833 858 + 834 834 ==== 3.4.2.6 Enable / Disable DI1/DI2/DI3 as trigger ==== 835 835 836 836 Enable Disable DI1/DI2/DI2 as trigger, ... ... @@ -854,6 +854,7 @@ 854 854 ))) 855 855 856 856 882 + 857 857 ==== 3.4.2.7 Trigger1 – Set DI1 or DI3 as trigger ==== 858 858 859 859 Set DI1 or DI3(for LT-33222-L) trigger. ... ... @@ -881,6 +881,7 @@ 881 881 ))) 882 882 883 883 910 + 884 884 ==== 3.4.2.8 Trigger2 – Set DI2 as trigger ==== 885 885 886 886 Set DI2 trigger. ... ... @@ -908,9 +908,10 @@ 908 908 ))) 909 909 910 910 938 + 911 911 ==== 3.4.2.9 Trigger – Set AC (current) as trigger ==== 912 912 913 -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]]941 +Set current trigger , base on AC port. See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]] 914 914 915 915 * AT Command: 916 916 ... ... @@ -923,19 +923,20 @@ 923 923 924 924 (% class="box infomessage" %) 925 925 ((( 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]]**954 +**0x AA 01 aa bb cc dd ee ff gg hh ~/~/ same as AT+ACLIM See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]** 927 927 ))) 928 928 929 929 958 + 930 930 ==== 3.4.2.10 Trigger – Set AV (voltage) as trigger ==== 931 931 932 -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]]961 +Set current trigger , base on AV port. See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]] 933 933 934 934 * AT Command: 935 935 936 936 (% class="box infomessage" %) 937 937 ((( 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]]**967 +**AT+AVLIM. See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]** 939 939 ))) 940 940 941 941 * Downlink Payload (prefix 0xAA 00 ): ... ... @@ -942,10 +942,11 @@ 942 942 943 943 (% class="box infomessage" %) 944 944 ((( 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]] **974 +**0x AA 00 aa bb cc dd ee ff gg hh ~/~/ same as AT+AVLIM See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]] ** 946 946 ))) 947 947 948 948 978 + 949 949 ==== 3.4.2.11 Trigger – Set minimum interval ==== 950 950 951 951 Set AV and AC trigger minimum interval, system won’t response to the second trigger within this set time after the first trigger. ... ... @@ -965,6 +965,7 @@ 965 965 ))) 966 966 967 967 998 + 968 968 ==== 3.4.2.12 DO ~-~- Control Digital Output DO1/DO2/DO3 ==== 969 969 970 970 * AT Command: ... ... @@ -997,6 +997,7 @@ 997 997 ))) 998 998 999 999 1031 + 1000 1000 ==== 3.4.2.13 DO ~-~- Control Digital Output DO1/DO2/DO3 with time control ==== 1001 1001 1002 1002 * AT Command: ... ... @@ -1059,6 +1059,7 @@ 1059 1059 DO1 pin no action, DO2 pin set low, DO3 pin set high, last 2 seconds, then DO1 pin no action, DO2 pin set high, DO3 pin set low 1060 1060 1061 1061 1094 + 1062 1062 === 3.4.2.14 Relay ~-~- Control Relay Output RO1/RO2 === 1063 1063 1064 1064 * AT Command: ... ... @@ -1087,6 +1087,7 @@ 1087 1087 Device will upload a packet if downlink code executes successfully. 1088 1088 1089 1089 1123 + 1090 1090 ==== 3.4.2.15 Relay ~-~- Control Relay Output RO1/RO2 with time control ==== 1091 1091 1092 1092 * AT Command: ... ... @@ -1137,15 +1137,16 @@ 1137 1137 Relay 1 & relay2 will change to NC, last 2 seconds, then both change to NO. 1138 1138 1139 1139 1174 + 1140 1140 ==== 3.4.2.16 Counting ~-~- Voltage threshold counting ==== 1141 1141 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]]1177 +When voltage exceed the threshold, count. Feature see [[MOD4>>||anchor="H3.3.4AT2BMOD3D42CSingleDICounting2B1xVoltageCounting"]] 1143 1143 1144 1144 * AT Command: 1145 1145 1146 1146 (% class="box infomessage" %) 1147 1147 ((( 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]]**1183 +**AT+VOLMAX ~/~/ See [[MOD4>>||anchor="H3.3.4AT2BMOD3D42CSingleDICounting2B1xVoltageCounting"]]** 1149 1149 ))) 1150 1150 1151 1151 * Downlink Payload (prefix 0xA5): ... ... @@ -1156,6 +1156,7 @@ 1156 1156 ))) 1157 1157 1158 1158 1194 + 1159 1159 ==== 3.4.2.17 Counting ~-~- Pre-configure the Count Number ==== 1160 1160 1161 1161 * AT Command: ... ... @@ -1181,6 +1181,7 @@ 1181 1181 ))) 1182 1182 1183 1183 1220 + 1184 1184 ==== 3.4.2.18 Counting ~-~- Clear Counting ==== 1185 1185 1186 1186 Clear counting for counting mode ... ... @@ -1200,6 +1200,7 @@ 1200 1200 ))) 1201 1201 1202 1202 1240 + 1203 1203 ==== 3.4.2.19 Counting ~-~- Change counting mode save time ==== 1204 1204 1205 1205 * AT Command: ... ... @@ -1222,6 +1222,8 @@ 1222 1222 1223 1223 ))) 1224 1224 1263 + 1264 + 1225 1225 == 3.5 Integrate with Mydevice == 1226 1226 1227 1227 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: ... ... @@ -1240,6 +1240,7 @@ 1240 1240 1241 1241 [[image:image-20220524094641-12.png||height="402" width="718"]] 1242 1242 1283 + 1243 1243 **Step 3**: Create an account or log in Mydevices. 1244 1244 1245 1245 **Step 4**: Search LT-22222-L(for both LT-22222-L / LT-33222-L) and add DevEUI.(% style="display:none" %) ... ... @@ -1262,6 +1262,7 @@ 1262 1262 [[image:image-20220524094909-5.png||height="341" width="734"]] 1263 1263 1264 1264 1306 + 1265 1265 == 3.6 Interface Detail == 1266 1266 1267 1267 === 3.6.1 Digital Input Port: DI1/DI2 /DI3 ( For LT-33222-L, low active ) === ... ... @@ -1271,6 +1271,7 @@ 1271 1271 [[image:1653356991268-289.png]] 1272 1272 1273 1273 1316 + 1274 1274 === 3.6.2 Digital Input Port: DI1/DI2 ( For LT-22222-L) === 1275 1275 1276 1276 ((( ... ... @@ -1385,6 +1385,7 @@ 1385 1385 ))) 1386 1386 1387 1387 1431 + 1388 1388 === 3.6.3 Digital Output Port: DO1/DO2 /DO3 === 1389 1389 1390 1390 NPN output: GND or Float. Max voltage can apply to output pin is 36v. ... ... @@ -1392,6 +1392,7 @@ 1392 1392 [[image:1653357531600-905.png]] 1393 1393 1394 1394 1439 + 1395 1395 === 3.6.4 Analog Input Interface === 1396 1396 1397 1397 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: ... ... @@ -1420,6 +1420,7 @@ 1420 1420 [[image:1653357648330-671.png||height="155" width="733"]] 1421 1421 1422 1422 1468 + 1423 1423 === 3.6.5 Relay Output === 1424 1424 1425 1425 ((( ... ... @@ -1431,6 +1431,7 @@ 1431 1431 [[image:image-20220524100215-10.png||height="382" width="723"]] 1432 1432 1433 1433 1480 + 1434 1434 == 3.7 LEDs Indicators == 1435 1435 1436 1436 [[image:image-20220524100748-11.png]] ... ... @@ -1640,6 +1640,8 @@ 1640 1640 1641 1641 ))) 1642 1642 1690 + 1691 + 1643 1643 == 4.2 Common AT Command Sequence == 1644 1644 1645 1645 === 4.2.1 Multi-channel ABP mode (Use with SX1301/LG308) === ... ... @@ -1683,6 +1683,8 @@ 1683 1683 1684 1684 ))) 1685 1685 1735 + 1736 + 1686 1686 === 4.2.2 Single-channel ABP mode (Use with LG01/LG02) === 1687 1687 1688 1688 ((( ... ... @@ -1756,6 +1756,8 @@ 1756 1756 1757 1757 ))) 1758 1758 1810 + 1811 + 1759 1759 === 4.2.3 Change to Class A === 1760 1760 1761 1761 If sensor JOINED ... ... @@ -1796,6 +1796,8 @@ 1796 1796 1797 1797 ((( 1798 1798 ((( 1852 + 1853 + 1799 1799 == 5.2 How to change the LoRa Frequency Bands/Region? == 1800 1800 ))) 1801 1801 ))) ... ... @@ -1807,6 +1807,9 @@ 1807 1807 ))) 1808 1808 1809 1809 ((( 1865 + 1866 + 1867 + 1810 1810 == 5.3 How to set up LT to work with Single Channel Gateway such as LG01/LG02? == 1811 1811 ))) 1812 1812 ... ... @@ -1834,23 +1834,25 @@ 1834 1834 (% 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. 1835 1835 ))) 1836 1836 1895 + 1837 1837 ((( 1838 1838 (% style="color:#4f81bd" %)**Step2**(%%)**: **Run AT Command to make LT work in Single frequency & ABP mode. Below is the AT commands: 1839 1839 ))) 1840 1840 1841 1841 ((( 1842 -(% style="background-color:#dcdcdc" %)123456 (%%) Enter Password to have AT access. 1843 -(% style="background-color:#dcdcdc" %)AT+FDR 1844 -(% style="background-color:#dcdcdc" %)123456 1845 -(% style="background-color:#dcdcdc" %)AT+NJM=0 (%%)Set to ABP mode 1846 -(% style="background-color:#dcdcdc" %)AT+ADR=0 (%%)Set the Adaptive Data Rate Off 1847 -(% style="background-color:#dcdcdc" %)AT+DR=5 (%%) Set Data Rate (Set AT+DR=3 for 915 band) 1848 -(% style="background-color:#dcdcdc" %)AT+TDC=60000 1849 -(% style="background-color:#dcdcdc" %)AT+CHS=868400000 1850 -(% style="background-color:#dcdcdc" %)AT+DADDR=26 01 1A F1(%%) Set Device Address to 26 01 1A F1 1851 -(% style="background-color:#dcdcdc" %)ATZ 1901 +(% style="background-color:#dcdcdc" %)123456 (%%) Enter Password to have AT access. 1902 +(% style="background-color:#dcdcdc" %)AT+FDR(%%) Reset Parameters to Factory Default, Keys Reserve 1903 +(% style="background-color:#dcdcdc" %)123456 (%%) Enter Password to have AT access. 1904 +(% style="background-color:#dcdcdc" %)AT+NJM=0 (%%) Set to ABP mode 1905 +(% style="background-color:#dcdcdc" %)AT+ADR=0 (%%) Set the Adaptive Data Rate Off 1906 +(% style="background-color:#dcdcdc" %)AT+DR=5 (%%) Set Data Rate (Set AT+DR=3 for 915 band) 1907 +(% style="background-color:#dcdcdc" %)AT+TDC=60000 (%%) Set transmit interval to 60 seconds 1908 +(% style="background-color:#dcdcdc" %)AT+CHS=868400000(%%) Set transmit frequency to 868.4Mhz 1909 +(% style="background-color:#dcdcdc" %)AT+DADDR=26 01 1A F1(%%) Set Device Address to 26 01 1A F1 1910 +(% style="background-color:#dcdcdc" %)ATZ (%%) Reset MCU 1852 1852 ))) 1853 1853 1913 + 1854 1854 ((( 1855 1855 As shown in below: 1856 1856 ))) ... ... @@ -1863,10 +1863,15 @@ 1863 1863 ((( 1864 1864 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. 1865 1865 1866 - 1926 + 1927 +== 5.5 Can i use point to point communication for LT-22222-L? == 1928 + 1929 +Yes, please refer [[Point to Point Communication>>doc:Main. Point to Point Communication of LT-22222-L.WebHome]] 1867 1867 ))) 1868 1868 1869 1869 ((( 1933 + 1934 + 1870 1870 = 6. Trouble Shooting = 1871 1871 ))) 1872 1872 ... ... @@ -1878,11 +1878,11 @@ 1878 1878 1879 1879 ((( 1880 1880 Please see this link for how to debug: [[LoRaWAN Communication Debug>>doc:Main.LoRaWAN Communication Debug.WebHome||anchor="H5.1Howitwork"]] 1881 - 1882 - 1883 1883 ))) 1884 1884 1885 1885 ((( 1949 + 1950 + 1886 1886 == 6.2 Have trouble to upload image. == 1887 1887 ))) 1888 1888 ... ... @@ -1892,9 +1892,7 @@ 1892 1892 1893 1893 ((( 1894 1894 1895 -))) 1896 1896 1897 -((( 1898 1898 == 6.3 Why I can’t join TTN in US915 /AU915 bands? == 1899 1899 ))) 1900 1900 ... ... @@ -1902,147 +1902,62 @@ 1902 1902 It might be about the channels mapping. [[Please see this link for detail>>doc:Main.LoRaWAN Communication Debug.WebHome||anchor="H2.NoticeofUS9152FCN4702FAU915Frequencyband"]] 1903 1903 ))) 1904 1904 1905 -((( 1906 - 1907 -))) 1908 1908 1909 - (((1969 + 1910 1910 = 7. Order Info = 1911 -))) 1912 1912 1913 -((( 1914 -((( 1972 + 1915 1915 (% style="color:#4f81bd" %)**LT-22222-L-XXX:** 1916 -))) 1917 -))) 1918 1918 1919 -((( 1920 -((( 1975 + 1921 1921 (% style="color:#4f81bd" %)**XXX:** 1922 -))) 1923 -))) 1924 1924 1925 -((( 1926 -* ((( 1927 -(% style="color:#4f81bd" %)**EU433**(%%): LT with frequency bands EU433 1928 -))) 1929 -))) 1978 +* (% style="color:#4f81bd" %)**EU433**(%%): LT with frequency bands EU433 1979 +* (% style="color:#4f81bd" %)**EU868**(%%): LT with frequency bands EU868 1980 +* (% style="color:#4f81bd" %)**KR920**(%%): LT with frequency bands KR920 1981 +* (% style="color:#4f81bd" %)**CN470**(%%): LT with frequency bands CN470 1982 +* (% style="color:#4f81bd" %)**AS923**(%%): LT with frequency bands AS923 1983 +* (% style="color:#4f81bd" %)**AU915**(%%): LT with frequency bands AU915 1984 +* (% style="color:#4f81bd" %)**US915**(%%): LT with frequency bands US915 1985 +* (% style="color:#4f81bd" %)**IN865**(%%): LT with frequency bands IN865 1986 +* (% style="color:#4f81bd" %)**CN779**(%%): LT with frequency bands CN779 1930 1930 1931 -((( 1932 -* ((( 1933 -(% style="color:#4f81bd" %)**EU868**(%%): LT with frequency bands EU868 1934 -))) 1935 -))) 1936 1936 1937 -((( 1938 -* ((( 1939 -(% style="color:#4f81bd" %)**KR920**(%%): LT with frequency bands KR920 1940 -))) 1941 -))) 1942 1942 1943 -((( 1944 -* ((( 1945 -(% style="color:#4f81bd" %)**CN470**(%%): LT with frequency bands CN470 1946 -))) 1947 -))) 1948 - 1949 -((( 1950 -* ((( 1951 -(% style="color:#4f81bd" %)**AS923**(%%): LT with frequency bands AS923 1952 -))) 1953 -))) 1954 - 1955 -((( 1956 -* ((( 1957 -(% style="color:#4f81bd" %)**AU915**(%%): LT with frequency bands AU915 1958 -))) 1959 -))) 1960 - 1961 -((( 1962 -* ((( 1963 -(% style="color:#4f81bd" %)**US915**(%%): LT with frequency bands US915 1964 -))) 1965 -))) 1966 - 1967 -((( 1968 -* ((( 1969 -(% style="color:#4f81bd" %)**IN865**(%%): LT with frequency bands IN865 1970 -))) 1971 -))) 1972 - 1973 -((( 1974 -* ((( 1975 -(% style="color:#4f81bd" %)**CN779**(%%): LT with frequency bands CN779 1976 - 1977 - 1978 -))) 1979 - 1980 1980 = 8. Packing Info = 1981 -))) 1982 1982 1983 -((( 1984 -((( 1992 + 1985 1985 **Package Includes**: 1986 -))) 1987 -))) 1988 1988 1989 -((( 1990 -((( 1991 1991 * LT-22222-L I/O Controller x 1 1992 1992 * Stick Antenna for LoRa RF part x 1 1993 1993 * Bracket for controller x1 1994 1994 * Program cable x 1 1995 -))) 1996 -))) 1997 1997 1998 -((( 1999 -((( 2000 + 2000 2000 **Dimension and weight**: 2001 -))) 2002 -))) 2003 2003 2004 -((( 2005 -((( 2006 2006 * Device Size: 13.5 x 7 x 3 cm 2007 2007 * Device Weight: 105g 2008 2008 * Package Size / pcs : 14.5 x 8 x 5 cm 2009 2009 * Weight / pcs : 170g 2010 2010 2011 - 2012 -))) 2013 -))) 2014 2014 2015 - (((2009 + 2016 2016 = 9. Support = 2017 -))) 2018 2018 2019 2019 * ((( 2020 -((( 2021 2021 Support is provided Monday to Friday, from 09:00 to 18:00 GMT+8. Due to different timezones we cannot offer live support. However, your questions will be answered as soon as possible in the before-mentioned schedule. 2022 2022 ))) 2023 -))) 2024 2024 * ((( 2025 -((( 2026 -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 2016 +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]] 2027 2027 ))) 2028 -))) 2029 2029 2030 -((( 2031 -((( 2032 - [[support@dragino.com>>url:file:///D:/市场资料/说明书/LoRa/LT系列/support@dragino.com]] 2033 2033 2034 - 2035 -))) 2036 2036 2037 -((( 2038 2038 = 10. Reference = 2039 2039 2040 -* Product Page: 2041 - 2042 -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]] 2043 - 2023 +* 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]] 2044 2044 * [[Image Download>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/image/]] 2045 2045 * [[AT Command Manual>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/]] 2046 2046 * [[Hardware Source>>url:https://github.com/dragino/Lora/tree/master/LT/LT-33222-L/v1.0]] 2047 -))) 2048 -)))