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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... ... @@ -11,9 +11,6 @@ 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 == ... ... @@ -51,8 +51,6 @@ 51 51 == 1.2 Specifications == 52 52 53 53 ((( 54 - 55 - 56 56 **Hardware System:** 57 57 ))) 58 58 ... ... @@ -172,6 +172,8 @@ 172 172 * Firmware upgradable via program port 173 173 * Counting 174 174 170 + 171 + 175 175 == 1.4 Applications == 176 176 177 177 * Smart Buildings & Home Automation ... ... @@ -181,6 +181,8 @@ 181 181 * Smart Cities 182 182 * Smart Factory 183 183 181 + 182 + 184 184 == 1.5 Hardware Variants == 185 185 186 186 (% border="1" style="background-color:#f7faff; width:500px" %) ... ... @@ -194,6 +194,8 @@ 194 194 * 1 x Counting Port 195 195 ))) 196 196 196 + 197 + 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. ... ... @@ -205,7 +205,6 @@ 205 205 [[image:1653297104069-180.png]] 206 206 207 207 208 - 209 209 = 3. Operation Mode = 210 210 211 211 == 3.1 How it works? == ... ... @@ -220,8 +220,6 @@ 220 220 221 221 ))) 222 222 223 - 224 - 225 225 == 3.2 Example to join LoRaWAN network == 226 226 227 227 ((( ... ... @@ -263,7 +263,6 @@ 263 263 [[image:1653298044601-602.png||height="405" width="709"]] 264 264 265 265 266 - 267 267 == 3.3 Uplink Payload == 268 268 269 269 There are five working modes + one interrupt mode on LT for different type application: ... ... @@ -275,6 +275,8 @@ 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 277 277 275 + 276 + 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 +325,8 @@ 325 325 ** DO1 is high in case there is load between DO1 and V+. 326 326 ** DO1 LED is off in both case 327 327 327 + 328 + 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. ... ... @@ -418,7 +418,6 @@ 418 418 ))) 419 419 420 420 421 - 422 422 === 3.3.3 AT+MOD~=3, Single DI Counting + 2 x ACI === 423 423 424 424 **LT22222-L**: This mode the DI1 is used as a counting pin. ... ... @@ -463,8 +463,6 @@ 463 463 464 464 ))) 465 465 466 - 467 - 468 468 === 3.3.4 AT+MOD~=4, Single DI Counting + 1 x Voltage Counting === 469 469 470 470 **LT22222-L**: This mode the DI1 is used as a counting pin. ... ... @@ -546,7 +546,6 @@ 546 546 ))) 547 547 548 548 549 - 550 550 === 3.3.5 AT+MOD~=5, Single DI Counting + 2 x AVI + 1 x ACI === 551 551 552 552 **LT22222-L**: This mode the DI1 is used as a counting pin. ... ... @@ -591,8 +591,6 @@ 591 591 592 592 ))) 593 593 594 - 595 - 596 596 === 3.3.6 AT+ADDMOD~=6. (Trigger Mode, Optional) === 597 597 598 598 (% style="color:#4f81bd" %)**This mode is an optional mode for trigger purpose. It can run together with other mode.** ... ... @@ -602,13 +602,11 @@ 602 602 * **AT+MOD=1 ** **~-~->** The normal working mode 603 603 * **AT+ADDMOD6=1** **~-~->** Enable trigger 604 604 605 - 606 606 LT will keep monitoring AV1/AV2/AC1/AC2 every 5 seconds; LT will send uplink packets in two cases: 607 607 608 608 1. Periodically uplink (Base on TDC time). Payload is same as the normal MOD (MOD 1 for above command). This uplink uses LoRaWAN (% style="color:#4f81bd" %)**unconfirmed**(%%) data type 609 609 1. Trigger uplink when meet the trigger condition. LT will sent two packets in this case, the first uplink use payload specify in this mod (mod=6), the second packets use the normal mod payload(MOD=1 for above settings). Both Uplinks use LoRaWAN (% style="color:#4f81bd" %)**CONFIRMED data type.** 610 610 611 - 612 612 **AT Command to set Trigger Condition**: 613 613 614 614 (% style="color:#4f81bd" %)**Trigger base on voltage**: ... ... @@ -660,17 +660,14 @@ 660 660 661 661 Yy4 yy4: AC2 or AV2 high limit. 662 662 663 - 664 664 **Example1**: AA 00 13 88 00 00 00 00 00 00 665 665 666 666 Same as AT+AVLIM=5000,0,0,0 (If AVI1 voltage lower than 5V , trigger uplink, 0 means ignore) 667 667 668 - 669 669 **Example2**: AA 02 01 00 670 670 671 671 Same as AT+ DTRI =1,0 (Enable DI1 trigger / disable DI2 trigger) 672 672 673 - 674 674 (% style="color:#4f81bd" %)**Trigger Settings Payload Explanation:** 675 675 676 676 MOD6 Payload : total 11 bytes payload ... ... @@ -677,7 +677,6 @@ 677 677 678 678 [[image:image-20220524085923-1.png]] 679 679 680 - 681 681 (% style="color:#4f81bd" %)**TRI FLAG1**(%%) is a combination to show if trigger is set for this part. Totally 1byte as below 682 682 683 683 [[image:image-20220524090106-2.png]] ... ... @@ -684,7 +684,6 @@ 684 684 685 685 * Each bits shows if the corresponding trigger has been configured. 686 686 687 - 688 688 **Example:** 689 689 690 690 10100000: Means the system has configure to use the trigger: AC1_LOW and AV2_LOW ... ... @@ -696,7 +696,6 @@ 696 696 697 697 * Each bits shows which status has been trigger on this uplink. 698 698 699 - 700 700 **Example:** 701 701 702 702 10000000: Means this packet is trigger by AC1_LOW. Means voltage too low. ... ... @@ -708,7 +708,6 @@ 708 708 709 709 * Each bits shows which status has been trigger on this uplink. 710 710 711 - 712 712 **Example:** 713 713 714 714 00000111: Means both DI1 and DI2 trigger are enabled and this packet is trigger by DI1. ... ... @@ -725,7 +725,6 @@ 725 725 When device got this command, it will send the MOD6 payload. 726 726 727 727 728 - 729 729 === 3.3.7 Payload Decoder === 730 730 731 731 ((( ... ... @@ -734,8 +734,6 @@ 734 734 735 735 ))) 736 736 737 - 738 - 739 739 == 3.4 Configure LT via AT or Downlink == 740 740 741 741 User can configure LT I/O Controller via AT Commands or LoRaWAN Downlink Commands ... ... @@ -748,14 +748,11 @@ 748 748 749 749 * (% style="color:#4f81bd" %)**Sensor Related Commands**(%%): These commands are special designed for LT-22222-L. User can see these commands below: 750 750 751 - 752 - 753 753 === 3.4.1 Common Commands === 754 754 755 755 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]] 756 756 757 757 758 - 759 759 === 3.4.2 Sensor related commands === 760 760 761 761 ==== 3.4.2.1 Set Transmit Interval ==== ... ... @@ -771,7 +771,6 @@ 771 771 772 772 **Example: **AT+TDC=30000. Means set interval to 30 seconds 773 773 774 - 775 775 * Downlink Payload (prefix 0x01): 776 776 777 777 (% class="box infomessage" %) ... ... @@ -780,7 +780,6 @@ 780 780 ))) 781 781 782 782 783 - 784 784 ==== 3.4.2.2 Set Work Mode (AT+MOD) ==== 785 785 786 786 Set work mode. ... ... @@ -794,7 +794,6 @@ 794 794 795 795 **Example**: AT+MOD=2. Set work mode to Double DI counting mode 796 796 797 - 798 798 * Downlink Payload (prefix 0x0A): 799 799 800 800 (% class="box infomessage" %) ... ... @@ -803,7 +803,6 @@ 803 803 ))) 804 804 805 805 806 - 807 807 ==== 3.4.2.3 Poll an uplink ==== 808 808 809 809 * AT Command: ... ... @@ -810,7 +810,6 @@ 810 810 811 811 There is no AT Command to poll uplink 812 812 813 - 814 814 * Downlink Payload (prefix 0x08): 815 815 816 816 (% class="box infomessage" %) ... ... @@ -821,7 +821,6 @@ 821 821 **Example**: 0x08FF, ask device to send an Uplink 822 822 823 823 824 - 825 825 ==== 3.4.2.4 Enable Trigger Mode ==== 826 826 827 827 Use of trigger mode, please check [[ADDMOD6>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]] ... ... @@ -837,7 +837,6 @@ 837 837 838 838 0: Disable Trigger Mode 839 839 840 - 841 841 * Downlink Payload (prefix 0x0A 06): 842 842 843 843 (% class="box infomessage" %) ... ... @@ -846,7 +846,6 @@ 846 846 ))) 847 847 848 848 849 - 850 850 ==== 3.4.2.5 Poll trigger settings ==== 851 851 852 852 Poll trigger settings, ... ... @@ -855,7 +855,6 @@ 855 855 856 856 There is no AT Command for this feature. 857 857 858 - 859 859 * Downlink Payload (prefix 0x AB 06): 860 860 861 861 (% class="box infomessage" %) ... ... @@ -864,7 +864,6 @@ 864 864 ))) 865 865 866 866 867 - 868 868 ==== 3.4.2.6 Enable / Disable DI1/DI2/DI3 as trigger ==== 869 869 870 870 Enable Disable DI1/DI2/DI2 as trigger, ... ... @@ -876,7 +876,6 @@ 876 876 **Format: AT+DTRI=<DI1_TIRGGER_FlAG>,< DI2_TIRGGER_FlAG >** 877 877 ))) 878 878 879 - 880 880 **Example:** 881 881 882 882 AT+ DTRI =1,0 (Enable DI1 trigger / disable DI2 trigger) ... ... @@ -889,7 +889,6 @@ 889 889 ))) 890 890 891 891 892 - 893 893 ==== 3.4.2.7 Trigger1 – Set DI1 or DI3 as trigger ==== 894 894 895 895 Set DI1 or DI3(for LT-33222-L) trigger. ... ... @@ -905,12 +905,10 @@ 905 905 906 906 b : delay timing. 907 907 908 - 909 909 **Example:** 910 910 911 911 AT+TRIG1=1,100(set DI1 port to trigger on high level, valid signal is 100ms ) 912 912 913 - 914 914 * Downlink Payload (prefix 0x09 01 ): 915 915 916 916 (% class="box infomessage" %) ... ... @@ -919,7 +919,6 @@ 919 919 ))) 920 920 921 921 922 - 923 923 ==== 3.4.2.8 Trigger2 – Set DI2 as trigger ==== 924 924 925 925 Set DI2 trigger. ... ... @@ -935,12 +935,10 @@ 935 935 936 936 b : delay timing. 937 937 938 - 939 939 **Example:** 940 940 941 941 AT+TRIG2=0,100(set DI1 port to trigger on low level, valid signal is 100ms ) 942 942 943 - 944 944 * Downlink Payload (prefix 0x09 02 ): 945 945 946 946 (% class="box infomessage" %) ... ... @@ -949,7 +949,6 @@ 949 949 ))) 950 950 951 951 952 - 953 953 ==== 3.4.2.9 Trigger – Set AC (current) as trigger ==== 954 954 955 955 Set current trigger , base on AC port. See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]] ... ... @@ -961,7 +961,6 @@ 961 961 **AT+ACLIM. ** 962 962 ))) 963 963 964 - 965 965 * Downlink Payload (prefix 0xAA 01 ): 966 966 967 967 (% class="box infomessage" %) ... ... @@ -970,7 +970,6 @@ 970 970 ))) 971 971 972 972 973 - 974 974 ==== 3.4.2.10 Trigger – Set AV (voltage) as trigger ==== 975 975 976 976 Set current trigger , base on AV port. See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]] ... ... @@ -982,7 +982,6 @@ 982 982 **AT+AVLIM. See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]** 983 983 ))) 984 984 985 - 986 986 * Downlink Payload (prefix 0xAA 00 ): 987 987 988 988 (% class="box infomessage" %) ... ... @@ -991,7 +991,6 @@ 991 991 ))) 992 992 993 993 994 - 995 995 ==== 3.4.2.11 Trigger – Set minimum interval ==== 996 996 997 997 Set AV and AC trigger minimum interval, system won’t response to the second trigger within this set time after the first trigger. ... ... @@ -1003,7 +1003,6 @@ 1003 1003 **AT+ATDC=5. Device won’t response the second trigger within 5 minute after the first trigger.** 1004 1004 ))) 1005 1005 1006 - 1007 1007 * Downlink Payload (prefix 0xAC ): 1008 1008 1009 1009 (% class="box infomessage" %) ... ... @@ -1012,7 +1012,6 @@ 1012 1012 ))) 1013 1013 1014 1014 1015 - 1016 1016 ==== 3.4.2.12 DO ~-~- Control Digital Output DO1/DO2/DO3 ==== 1017 1017 1018 1018 * AT Command: ... ... @@ -1019,7 +1019,6 @@ 1019 1019 1020 1020 There is no AT Command to control Digital Output 1021 1021 1022 - 1023 1023 * Downlink Payload (prefix 0x02): 1024 1024 1025 1025 (% class="box infomessage" %) ... ... @@ -1046,7 +1046,6 @@ 1046 1046 ))) 1047 1047 1048 1048 1049 - 1050 1050 ==== 3.4.2.13 DO ~-~- Control Digital Output DO1/DO2/DO3 with time control ==== 1051 1051 1052 1052 * AT Command: ... ... @@ -1053,7 +1053,6 @@ 1053 1053 1054 1054 There is no AT Command to control Digital Output 1055 1055 1056 - 1057 1057 * Downlink Payload (prefix 0xA9): 1058 1058 1059 1059 (% class="box infomessage" %) ... ... @@ -1073,22 +1073,18 @@ 1073 1073 1074 1074 00: DO pins will change to an inverter state after timeout 1075 1075 1076 - 1077 1077 (% style="color:#4f81bd" %)**Third Byte**(%%): Control Method and Ports status: 1078 1078 1079 1079 [[image:image-20220524093238-6.png]] 1080 1080 1081 - 1082 1082 (% style="color:#4f81bd" %)**Fourth Byte**(%%): Control Method and Ports status: 1083 1083 1084 1084 [[image:image-20220524093328-7.png]] 1085 1085 1086 - 1087 1087 (% style="color:#4f81bd" %)**Fifth Byte**(%%): Control Method and Ports status: 1088 1088 1089 1089 [[image:image-20220524093351-8.png]] 1090 1090 1091 - 1092 1092 (% style="color:#4f81bd" %)**Sixth and Seventh Byte**: 1093 1093 1094 1094 Latching time. Unit: ms ... ... @@ -1095,7 +1095,6 @@ 1095 1095 1096 1096 Device will upload a packet if downlink code executes successfully. 1097 1097 1098 - 1099 1099 **Example payload:** 1100 1100 1101 1101 **~1. A9 01 01 01 01 07 D0** ... ... @@ -1115,14 +1115,12 @@ 1115 1115 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 1116 1116 1117 1117 1066 +=== 3.4.2.14 Relay ~-~- Control Relay Output RO1/RO2 === 1118 1118 1119 -==== 3.4.2.14 Relay ~-~- Control Relay Output RO1/RO2 ==== 1120 - 1121 1121 * AT Command: 1122 1122 1123 1123 There is no AT Command to control Relay Output 1124 1124 1125 - 1126 1126 * Downlink Payload (prefix 0x03): 1127 1127 1128 1128 (% class="box infomessage" %) ... ... @@ -1145,7 +1145,6 @@ 1145 1145 Device will upload a packet if downlink code executes successfully. 1146 1146 1147 1147 1148 - 1149 1149 ==== 3.4.2.15 Relay ~-~- Control Relay Output RO1/RO2 with time control ==== 1150 1150 1151 1151 * AT Command: ... ... @@ -1152,7 +1152,6 @@ 1152 1152 1153 1153 There is no AT Command to control Relay Output 1154 1154 1155 - 1156 1156 * Downlink Payload (prefix 0x05): 1157 1157 1158 1158 (% class="box infomessage" %) ... ... @@ -1170,17 +1170,14 @@ 1170 1170 1171 1171 00: Relays will change to an inverter state after timeout 1172 1172 1173 - 1174 1174 (% style="color:#4f81bd" %)**Third Byte(bb)**(%%): Control Method and Ports status: 1175 1175 1176 1176 [[image:image-20220524093831-10.png]] 1177 1177 1178 - 1179 1179 (% style="color:#4f81bd" %)**Fourth/Fifth Bytes(cc)**(%%): Latching time. Unit: ms 1180 1180 1181 1181 Device will upload a packet if downlink code executes successfully. 1182 1182 1183 - 1184 1184 **Example payload:** 1185 1185 1186 1186 **~1. 05 01 11 07 D0** ... ... @@ -1200,7 +1200,6 @@ 1200 1200 Relay 1 & relay2 will change to NC, last 2 seconds, then both change to NO. 1201 1201 1202 1202 1203 - 1204 1204 ==== 3.4.2.16 Counting ~-~- Voltage threshold counting ==== 1205 1205 1206 1206 When voltage exceed the threshold, count. Feature see [[MOD4>>||anchor="H3.3.4AT2BMOD3D42CSingleDICounting2B1xVoltageCounting"]] ... ... @@ -1209,10 +1209,9 @@ 1209 1209 1210 1210 (% class="box infomessage" %) 1211 1211 ((( 1212 -**AT+VOLMAX ~/~/ See [[MOD4>> ||anchor="H3.3.4AT2BMOD3D42CSingleDICounting2B1xVoltageCounting"]]**1152 +**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]]** 1213 1213 ))) 1214 1214 1215 - 1216 1216 * Downlink Payload (prefix 0xA5): 1217 1217 1218 1218 (% class="box infomessage" %) ... ... @@ -1221,7 +1221,6 @@ 1221 1221 ))) 1222 1222 1223 1223 1224 - 1225 1225 ==== 3.4.2.17 Counting ~-~- Pre-configure the Count Number ==== 1226 1226 1227 1227 * AT Command: ... ... @@ -1239,7 +1239,6 @@ 1239 1239 1240 1240 Bb cc dd ee: number to be set 1241 1241 1242 - 1243 1243 * Downlink Payload (prefix 0xA8): 1244 1244 1245 1245 (% class="box infomessage" %) ... ... @@ -1248,7 +1248,6 @@ 1248 1248 ))) 1249 1249 1250 1250 1251 - 1252 1252 ==== 3.4.2.18 Counting ~-~- Clear Counting ==== 1253 1253 1254 1254 Clear counting for counting mode ... ... @@ -1268,7 +1268,6 @@ 1268 1268 ))) 1269 1269 1270 1270 1271 - 1272 1272 ==== 3.4.2.19 Counting ~-~- Change counting mode save time ==== 1273 1273 1274 1274 * AT Command: ... ... @@ -1291,17 +1291,16 @@ 1291 1291 1292 1292 ))) 1293 1293 1294 - 1295 1295 == 3.5 Integrate with Mydevice == 1296 1296 1297 1297 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: 1298 1298 1299 1299 ((( 1300 - (% style="color:blue" %)**Step 1**(%%): Be sure that your device is programmed and properly connected to the network at this time.1234 +**Step 1**: Be sure that your device is programmed and properly connected to the network at this time. 1301 1301 ))) 1302 1302 1303 1303 ((( 1304 - (% 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:1238 +**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: 1305 1305 ))) 1306 1306 1307 1307 [[image:1653356737703-362.png||height="232" width="732"]] ... ... @@ -1308,38 +1308,30 @@ 1308 1308 1309 1309 [[image:image-20220524094641-11.png||height="390" width="723"]] 1310 1310 1311 - 1312 1312 [[image:image-20220524094641-12.png||height="402" width="718"]] 1313 1313 1247 +**Step 3**: Create an account or log in Mydevices. 1314 1314 1315 - (% style="color:blue" %)**Step3**(%%):Create an accountorloginMydevices.1249 +**Step 4**: Search LT-22222-L(for both LT-22222-L / LT-33222-L) and add DevEUI.(% style="display:none" %) 1316 1316 1317 -(% style="color:blue" %)**Step 4**(%%): Search LT-22222-L(for both LT-22222-L / LT-33222-L) and add DevEUI.(% style="display:none" %) 1318 - 1319 1319 Search under The things network 1320 1320 1321 1321 [[image:1653356838789-523.png||height="337" width="740"]] 1322 1322 1323 1323 1324 - 1325 1325 After added, the sensor data arrive TTN, it will also arrive and show in Mydevices. 1326 1326 1327 1327 [[image:image-20220524094909-1.png||height="335" width="729"]] 1328 1328 1329 - 1330 1330 [[image:image-20220524094909-2.png||height="337" width="729"]] 1331 1331 1332 - 1333 1333 [[image:image-20220524094909-3.png||height="338" width="727"]] 1334 1334 1335 - 1336 1336 [[image:image-20220524094909-4.png||height="339" width="728"]](% style="display:none" %) 1337 1337 1338 - 1339 1339 [[image:image-20220524094909-5.png||height="341" width="734"]] 1340 1340 1341 1341 1342 - 1343 1343 == 3.6 Interface Detail == 1344 1344 1345 1345 === 3.6.1 Digital Input Port: DI1/DI2 /DI3 ( For LT-33222-L, low active ) === ... ... @@ -1349,7 +1349,6 @@ 1349 1349 [[image:1653356991268-289.png]] 1350 1350 1351 1351 1352 - 1353 1353 === 3.6.2 Digital Input Port: DI1/DI2 ( For LT-22222-L) === 1354 1354 1355 1355 ((( ... ... @@ -1375,7 +1375,7 @@ 1375 1375 ))) 1376 1376 1377 1377 ((( 1378 - (% style="color:blue" %)**Example1**(%%): Connect to a Low active sensor.1303 +**Example1**: Connect to a Low active sensor. 1379 1379 ))) 1380 1380 1381 1381 ((( ... ... @@ -1406,7 +1406,7 @@ 1406 1406 ))) 1407 1407 1408 1408 ((( 1409 - (% style="color:blue" %)**Example2**(%%): Connect to a High active sensor.1334 +**Example2**: Connect to a High active sensor. 1410 1410 ))) 1411 1411 1412 1412 ((( ... ... @@ -1437,7 +1437,7 @@ 1437 1437 ))) 1438 1438 1439 1439 ((( 1440 - (% style="color:blue" %)**Example3**(%%): Connect to a 220v high active sensor.1365 +**Example3**: Connect to a 220v high active sensor. 1441 1441 ))) 1442 1442 1443 1443 ((( ... ... @@ -1464,7 +1464,6 @@ 1464 1464 ))) 1465 1465 1466 1466 1467 - 1468 1468 === 3.6.3 Digital Output Port: DO1/DO2 /DO3 === 1469 1469 1470 1470 NPN output: GND or Float. Max voltage can apply to output pin is 36v. ... ... @@ -1472,14 +1472,12 @@ 1472 1472 [[image:1653357531600-905.png]] 1473 1473 1474 1474 1475 - 1476 1476 === 3.6.4 Analog Input Interface === 1477 1477 1478 1478 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: 1479 1479 1403 +**AC2 = (IN2 voltage )/12** 1480 1480 1481 -(% style="color:blue" %)**AC2 = (IN2 voltage )/12** 1482 - 1483 1483 [[image:1653357592296-182.png]] 1484 1484 1485 1485 Example to connect a 4~~20mA sensor ... ... @@ -1486,24 +1486,22 @@ 1486 1486 1487 1487 We take the wind speed sensor as an example for reference only. 1488 1488 1411 +Specifications of the wind speed sensor: 1489 1489 1490 - **Specifications of the windspeed sensor:**1413 +Red:12~~24v 1491 1491 1492 - Red:12~~24v1415 +Yellow:4~~20mA 1493 1493 1494 - Yellow:4~~20mA1417 +Black:GND 1495 1495 1496 -Black: GND 1497 1497 1420 +Connection diagram: 1498 1498 1499 -**Connection diagram:** 1500 - 1501 1501 [[image:1653357640609-758.png]] 1502 1502 1503 1503 [[image:1653357648330-671.png||height="155" width="733"]] 1504 1504 1505 1505 1506 - 1507 1507 === 3.6.5 Relay Output === 1508 1508 1509 1509 ((( ... ... @@ -1515,7 +1515,6 @@ 1515 1515 [[image:image-20220524100215-10.png||height="382" width="723"]] 1516 1516 1517 1517 1518 - 1519 1519 == 3.7 LEDs Indicators == 1520 1520 1521 1521 [[image:image-20220524100748-11.png]] ... ... @@ -1529,7 +1529,6 @@ 1529 1529 1530 1530 [[image:1653358238933-385.png]] 1531 1531 1532 - 1533 1533 ((( 1534 1534 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: 1535 1535 ))) ... ... @@ -1536,7 +1536,6 @@ 1536 1536 1537 1537 [[image:1653358355238-883.png]] 1538 1538 1539 - 1540 1540 ((( 1541 1541 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/]] 1542 1542 ))) ... ... @@ -1727,16 +1727,12 @@ 1727 1727 1728 1728 ))) 1729 1729 1730 - 1731 - 1732 1732 == 4.2 Common AT Command Sequence == 1733 1733 1734 1734 === 4.2.1 Multi-channel ABP mode (Use with SX1301/LG308) === 1735 1735 1736 1736 ((( 1737 - 1738 - 1739 -**If device has not joined network yet:** 1652 +If device has not joined network yet: 1740 1740 ))) 1741 1741 1742 1742 ((( ... ... @@ -1761,7 +1761,7 @@ 1761 1761 1762 1762 1763 1763 ((( 1764 - **If device already joined network:**1677 +If device already joined network: 1765 1765 ))) 1766 1766 1767 1767 ((( ... ... @@ -1774,14 +1774,10 @@ 1774 1774 1775 1775 ))) 1776 1776 1777 - 1778 - 1779 1779 === 4.2.2 Single-channel ABP mode (Use with LG01/LG02) === 1780 1780 1781 1781 ((( 1782 - 1783 - 1784 -(% style="background-color:#dcdcdc" %)123456(%%) Enter Password to have AT access. 1693 +(% style="background-color:#dcdcdc" %) 123456(%%) Enter Password to have AT access. 1785 1785 ))) 1786 1786 1787 1787 ((( ... ... @@ -1789,7 +1789,7 @@ 1789 1789 ))) 1790 1790 1791 1791 ((( 1792 -(% style="background-color:#dcdcdc" %) 123456(%%) 1701 +(% style="background-color:#dcdcdc" %) 123456(%%) Enter Password to have AT access. 1793 1793 ))) 1794 1794 1795 1795 ((( ... ... @@ -1797,41 +1797,39 @@ 1797 1797 ))) 1798 1798 1799 1799 ((( 1800 -(% style="background-color:#dcdcdc" %) AT+NJM=0(%%) 1709 +(% style="background-color:#dcdcdc" %) AT+NJM=0(%%) Set to ABP mode 1801 1801 ))) 1802 1802 1803 1803 ((( 1804 -(% style="background-color:#dcdcdc" %) AT+ADR=0(%%) 1713 +(% style="background-color:#dcdcdc" %) AT+ADR=0(%%) Set the Adaptive Data Rate Off 1805 1805 ))) 1806 1806 1807 1807 ((( 1808 -(% style="background-color:#dcdcdc" %) AT+DR=5(%%) 1717 +(% style="background-color:#dcdcdc" %) AT+DR=5(%%) Set Data Rate 1809 1809 ))) 1810 1810 1811 1811 ((( 1812 -(% style="background-color:#dcdcdc" %) AT+TDC=60000(%%) 1721 +(% style="background-color:#dcdcdc" %) AT+TDC=60000(%%) Set transmit interval to 60 seconds 1813 1813 ))) 1814 1814 1815 1815 ((( 1816 -(% style="background-color:#dcdcdc" %) AT+CHS=868400000(%%) 1725 +(% style="background-color:#dcdcdc" %) AT+CHS=868400000(%%) Set transmit frequency to 868.4Mhz 1817 1817 ))) 1818 1818 1819 1819 ((( 1820 -(% style="background-color:#dcdcdc" %) AT+RX2FQ=868400000(%%) 1729 +(% style="background-color:#dcdcdc" %) AT+RX2FQ=868400000(%%) Set RX2Frequency to 868.4Mhz (according to the result from server) 1821 1821 ))) 1822 1822 1823 1823 ((( 1824 -(% style="background-color:#dcdcdc" %) AT+RX2DR=5(%%) 1733 +(% style="background-color:#dcdcdc" %) AT+RX2DR=5(%%) Set RX2DR to match the downlink DR from server. see below 1825 1825 ))) 1826 1826 1827 1827 ((( 1828 -(% style="background-color:#dcdcdc" %) AT+DADDR=26 01 1A F1 (%%) 1737 +(% 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. 1829 1829 ))) 1830 1830 1831 1831 ((( 1832 -(% style="background-color:#dcdcdc" %) ATZ (%%) Reset MCU 1833 - 1834 - 1741 +(% style="background-color:#dcdcdc" %) ATZ (%%) Reset MCU 1835 1835 ))) 1836 1836 1837 1837 ((( ... ... @@ -1853,7 +1853,6 @@ 1853 1853 1854 1854 ))) 1855 1855 1856 - 1857 1857 === 4.2.3 Change to Class A === 1858 1858 1859 1859 If sensor JOINED ... ... @@ -1865,25 +1865,19 @@ 1865 1865 1866 1866 == 5.1 How to upgrade the image? == 1867 1867 1868 - 1869 1869 The LT LoRaWAN Controller is shipped with a 3.5mm cable, the cable is used to upload image to LT to: 1870 1870 1871 1871 * Support new features 1872 1872 * For bug fix 1873 1873 * Change LoRaWAN bands. 1874 - 1875 1875 Below shows the hardware connection for how to upload an image to the LT: 1780 +* [[image:1653359603330-121.png]] 1876 1876 1877 -[[image:1653359603330-121.png]] 1878 - 1879 - 1880 1880 ((( 1881 -(% 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]]. 1882 -(% 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/]]. 1883 -(% style="color:blue" %)**Step3**(%%)**:** Open flashloader; choose the correct COM port to update. 1884 - 1885 - 1886 -(% style="color:blue" %)**For LT-22222-L**(%%): 1783 +**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]]. 1784 +**Step2**: Download the [[LT Image files>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/image/]]. 1785 +**Step3: **Open flashloader; choose the correct COM port to update. 1786 +**For LT-22222-L**: 1887 1887 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. 1888 1888 ))) 1889 1889 ... ... @@ -1893,7 +1893,6 @@ 1893 1893 1894 1894 [[image:image-20220524104033-15.png]] 1895 1895 1896 - 1897 1897 (% 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: 1898 1898 1899 1899 [[image:1653360054704-518.png||height="186" width="745"]] ... ... @@ -1901,8 +1901,6 @@ 1901 1901 1902 1902 ((( 1903 1903 ((( 1904 - 1905 - 1906 1906 == 5.2 How to change the LoRa Frequency Bands/Region? == 1907 1907 ))) 1908 1908 ))) ... ... @@ -1909,11 +1909,11 @@ 1909 1909 1910 1910 ((( 1911 1911 User can follow the introduction for [[how to upgrade image>>||anchor="H5.1Howtoupgradetheimage3F"]]. When download the images, choose the required image file for download. 1912 -))) 1913 1913 1914 -((( 1915 1915 1811 +))) 1916 1916 1813 +((( 1917 1917 == 5.3 How to set up LT to work with Single Channel Gateway such as LG01/LG02? == 1918 1918 ))) 1919 1919 ... ... @@ -1926,8 +1926,6 @@ 1926 1926 ((( 1927 1927 ((( 1928 1928 Assume we have a LG02 working in the frequency 868400000 now , below is the step. 1929 - 1930 - 1931 1931 ))) 1932 1932 ))) 1933 1933 ... ... @@ -1943,25 +1943,23 @@ 1943 1943 (% 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. 1944 1944 ))) 1945 1945 1946 - 1947 1947 ((( 1948 1948 (% style="color:#4f81bd" %)**Step2**(%%)**: **Run AT Command to make LT work in Single frequency & ABP mode. Below is the AT commands: 1949 1949 ))) 1950 1950 1951 1951 ((( 1952 -(% style="background-color:#dcdcdc" %)123456 (%%) 1953 -(% style="background-color:#dcdcdc" %)AT+FDR(%%) 1954 -(% style="background-color:#dcdcdc" %)123456 (%%) 1955 -(% style="background-color:#dcdcdc" %)AT+NJM=0 (%%) 1956 -(% style="background-color:#dcdcdc" %)AT+ADR=0 (%%) 1957 -(% style="background-color:#dcdcdc" %)AT+DR=5 (%%) 1958 -(% style="background-color:#dcdcdc" %)AT+TDC=60000 (%%) 1959 -(% style="background-color:#dcdcdc" %)AT+CHS=868400000(%%) 1960 -(% style="background-color:#dcdcdc" %)AT+DADDR=26 01 1A F1(%%) 1961 -(% style="background-color:#dcdcdc" %)ATZ (%%) 1846 +(% style="background-color:#dcdcdc" %)123456 (%%) Enter Password to have AT access. 1847 +(% style="background-color:#dcdcdc" %)AT+FDR (%%) Reset Parameters to Factory Default, Keys Reserve 1848 +(% style="background-color:#dcdcdc" %)123456 (%%) Enter Password to have AT access. 1849 +(% style="background-color:#dcdcdc" %)AT+NJM=0 (%%)Set to ABP mode 1850 +(% style="background-color:#dcdcdc" %)AT+ADR=0 (%%)Set the Adaptive Data Rate Off 1851 +(% style="background-color:#dcdcdc" %)AT+DR=5 (%%) Set Data Rate (Set AT+DR=3 for 915 band) 1852 +(% style="background-color:#dcdcdc" %)AT+TDC=60000 (%%)Set transmit interval to 60 seconds 1853 +(% style="background-color:#dcdcdc" %)AT+CHS=868400000 (%%)Set transmit frequency to 868.4Mhz 1854 +(% style="background-color:#dcdcdc" %)AT+DADDR=26 01 1A F1(%%) Set Device Address to 26 01 1A F1 1855 +(% style="background-color:#dcdcdc" %)ATZ (%%)Reset MCU 1962 1962 ))) 1963 1963 1964 - 1965 1965 ((( 1966 1966 As shown in below: 1967 1967 ))) ... ... @@ -1974,15 +1974,10 @@ 1974 1974 ((( 1975 1975 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. 1976 1976 1977 - 1978 -== 5.5 Can i use point to point communication for LT-22222-L? == 1979 - 1980 -Yes, please refer [[Point to Point Communication>>doc:Main. Point to Point Communication of LT-22222-L.WebHome]] 1870 + 1981 1981 ))) 1982 1982 1983 1983 ((( 1984 - 1985 - 1986 1986 = 6. Trouble Shooting = 1987 1987 ))) 1988 1988 ... ... @@ -1994,11 +1994,11 @@ 1994 1994 1995 1995 ((( 1996 1996 Please see this link for how to debug: [[LoRaWAN Communication Debug>>doc:Main.LoRaWAN Communication Debug.WebHome||anchor="H5.1Howitwork"]] 1997 -))) 1998 1998 1999 -((( 2000 2000 1887 +))) 2001 2001 1889 +((( 2002 2002 == 6.2 Have trouble to upload image. == 2003 2003 ))) 2004 2004 ... ... @@ -2008,7 +2008,9 @@ 2008 2008 2009 2009 ((( 2010 2010 1899 +))) 2011 2011 1901 +((( 2012 2012 == 6.3 Why I can’t join TTN in US915 /AU915 bands? == 2013 2013 ))) 2014 2014 ... ... @@ -2016,55 +2016,147 @@ 2016 2016 It might be about the channels mapping. [[Please see this link for detail>>doc:Main.LoRaWAN Communication Debug.WebHome||anchor="H2.NoticeofUS9152FCN4702FAU915Frequencyband"]] 2017 2017 ))) 2018 2018 1909 +((( 1910 + 1911 +))) 2019 2019 2020 - 1913 +((( 2021 2021 = 7. Order Info = 1915 +))) 2022 2022 2023 - 1917 +((( 1918 +((( 2024 2024 (% style="color:#4f81bd" %)**LT-22222-L-XXX:** 1920 +))) 1921 +))) 2025 2025 2026 - 1923 +((( 1924 +((( 2027 2027 (% style="color:#4f81bd" %)**XXX:** 1926 +))) 1927 +))) 2028 2028 2029 -* (% style="color:#4f81bd" %)**EU433**(%%): LT with frequency bands EU433 2030 -* (% style="color:#4f81bd" %)**EU868**(%%): LT with frequency bands EU868 2031 -* (% style="color:#4f81bd" %)**KR920**(%%): LT with frequency bands KR920 2032 -* (% style="color:#4f81bd" %)**CN470**(%%): LT with frequency bands CN470 2033 -* (% style="color:#4f81bd" %)**AS923**(%%): LT with frequency bands AS923 2034 -* (% style="color:#4f81bd" %)**AU915**(%%): LT with frequency bands AU915 2035 -* (% style="color:#4f81bd" %)**US915**(%%): LT with frequency bands US915 2036 -* (% style="color:#4f81bd" %)**IN865**(%%): LT with frequency bands IN865 2037 -* (% style="color:#4f81bd" %)**CN779**(%%): LT with frequency bands CN779 1929 +((( 1930 +* ((( 1931 +(% style="color:#4f81bd" %)**EU433**(%%): LT with frequency bands EU433 1932 +))) 1933 +))) 2038 2038 2039 -= 8. Packing Info = 1935 +((( 1936 +* ((( 1937 +(% style="color:#4f81bd" %)**EU868**(%%): LT with frequency bands EU868 1938 +))) 1939 +))) 2040 2040 1941 +((( 1942 +* ((( 1943 +(% style="color:#4f81bd" %)**KR920**(%%): LT with frequency bands KR920 1944 +))) 1945 +))) 2041 2041 1947 +((( 1948 +* ((( 1949 +(% style="color:#4f81bd" %)**CN470**(%%): LT with frequency bands CN470 1950 +))) 1951 +))) 1952 + 1953 +((( 1954 +* ((( 1955 +(% style="color:#4f81bd" %)**AS923**(%%): LT with frequency bands AS923 1956 +))) 1957 +))) 1958 + 1959 +((( 1960 +* ((( 1961 +(% style="color:#4f81bd" %)**AU915**(%%): LT with frequency bands AU915 1962 +))) 1963 +))) 1964 + 1965 +((( 1966 +* ((( 1967 +(% style="color:#4f81bd" %)**US915**(%%): LT with frequency bands US915 1968 +))) 1969 +))) 1970 + 1971 +((( 1972 +* ((( 1973 +(% style="color:#4f81bd" %)**IN865**(%%): LT with frequency bands IN865 1974 +))) 1975 +))) 1976 + 1977 +((( 1978 +* ((( 1979 +(% style="color:#4f81bd" %)**CN779**(%%): LT with frequency bands CN779 1980 + 1981 + 1982 +))) 1983 + 1984 += 8. Packing Info = 1985 +))) 1986 + 1987 +((( 1988 +((( 2042 2042 **Package Includes**: 1990 +))) 1991 +))) 2043 2043 1993 +((( 1994 +((( 2044 2044 * LT-22222-L I/O Controller x 1 2045 2045 * Stick Antenna for LoRa RF part x 1 2046 2046 * Bracket for controller x1 2047 2047 * Program cable x 1 1999 +))) 2000 +))) 2048 2048 2002 +((( 2003 +((( 2049 2049 **Dimension and weight**: 2005 +))) 2006 +))) 2050 2050 2008 +((( 2009 +((( 2051 2051 * Device Size: 13.5 x 7 x 3 cm 2052 2052 * Device Weight: 105g 2053 2053 * Package Size / pcs : 14.5 x 8 x 5 cm 2054 2054 * Weight / pcs : 170g 2055 2055 2015 + 2016 +))) 2017 +))) 2018 + 2019 +((( 2056 2056 = 9. Support = 2021 +))) 2057 2057 2058 2058 * ((( 2024 +((( 2059 2059 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. 2060 2060 ))) 2027 +))) 2061 2061 * ((( 2062 -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]] 2029 +((( 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 2063 2063 ))) 2032 +))) 2064 2064 2034 +((( 2035 +((( 2036 + [[support@dragino.com>>url:file:///D:/市场资料/说明书/LoRa/LT系列/support@dragino.com]] 2037 + 2038 + 2039 +))) 2040 + 2041 +((( 2065 2065 = 10. Reference = 2066 2066 2067 -* 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 +* Product Page: 2045 + 2046 +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]] 2047 + 2068 2068 * [[Image Download>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/image/]] 2069 2069 * [[AT Command Manual>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/]] 2070 2070 * [[Hardware Source>>url:https://github.com/dragino/Lora/tree/master/LT/LT-33222-L/v1.0]] 2051 +))) 2052 +)))