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.** ... ... @@ -658,17 +658,14 @@ 658 658 659 659 Yy4 yy4: AC2 or AV2 high limit. 660 660 661 - 662 662 **Example1**: AA 00 13 88 00 00 00 00 00 00 663 663 664 664 Same as AT+AVLIM=5000,0,0,0 (If AVI1 voltage lower than 5V , trigger uplink, 0 means ignore) 665 665 666 - 667 667 **Example2**: AA 02 01 00 668 668 669 669 Same as AT+ DTRI =1,0 (Enable DI1 trigger / disable DI2 trigger) 670 670 671 - 672 672 (% style="color:#4f81bd" %)**Trigger Settings Payload Explanation:** 673 673 674 674 MOD6 Payload : total 11 bytes payload ... ... @@ -675,7 +675,6 @@ 675 675 676 676 [[image:image-20220524085923-1.png]] 677 677 678 - 679 679 (% style="color:#4f81bd" %)**TRI FLAG1**(%%) is a combination to show if trigger is set for this part. Totally 1byte as below 680 680 681 681 [[image:image-20220524090106-2.png]] ... ... @@ -682,7 +682,6 @@ 682 682 683 683 * Each bits shows if the corresponding trigger has been configured. 684 684 685 - 686 686 **Example:** 687 687 688 688 10100000: Means the system has configure to use the trigger: AC1_LOW and AV2_LOW ... ... @@ -694,7 +694,6 @@ 694 694 695 695 * Each bits shows which status has been trigger on this uplink. 696 696 697 - 698 698 **Example:** 699 699 700 700 10000000: Means this packet is trigger by AC1_LOW. Means voltage too low. ... ... @@ -706,7 +706,6 @@ 706 706 707 707 * Each bits shows which status has been trigger on this uplink. 708 708 709 - 710 710 **Example:** 711 711 712 712 00000111: Means both DI1 and DI2 trigger are enabled and this packet is trigger by DI1. ... ... @@ -723,7 +723,6 @@ 723 723 When device got this command, it will send the MOD6 payload. 724 724 725 725 726 - 727 727 === 3.3.7 Payload Decoder === 728 728 729 729 ((( ... ... @@ -732,8 +732,6 @@ 732 732 733 733 ))) 734 734 735 - 736 - 737 737 == 3.4 Configure LT via AT or Downlink == 738 738 739 739 User can configure LT I/O Controller via AT Commands or LoRaWAN Downlink Commands ... ... @@ -746,14 +746,11 @@ 746 746 747 747 * (% style="color:#4f81bd" %)**Sensor Related Commands**(%%): These commands are special designed for LT-22222-L. User can see these commands below: 748 748 749 - 750 - 751 751 === 3.4.1 Common Commands === 752 752 753 753 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]] 754 754 755 755 756 - 757 757 === 3.4.2 Sensor related commands === 758 758 759 759 ==== 3.4.2.1 Set Transmit Interval ==== ... ... @@ -769,7 +769,6 @@ 769 769 770 770 **Example: **AT+TDC=30000. Means set interval to 30 seconds 771 771 772 - 773 773 * Downlink Payload (prefix 0x01): 774 774 775 775 (% class="box infomessage" %) ... ... @@ -778,7 +778,6 @@ 778 778 ))) 779 779 780 780 781 - 782 782 ==== 3.4.2.2 Set Work Mode (AT+MOD) ==== 783 783 784 784 Set work mode. ... ... @@ -792,7 +792,6 @@ 792 792 793 793 **Example**: AT+MOD=2. Set work mode to Double DI counting mode 794 794 795 - 796 796 * Downlink Payload (prefix 0x0A): 797 797 798 798 (% class="box infomessage" %) ... ... @@ -801,7 +801,6 @@ 801 801 ))) 802 802 803 803 804 - 805 805 ==== 3.4.2.3 Poll an uplink ==== 806 806 807 807 * AT Command: ... ... @@ -808,7 +808,6 @@ 808 808 809 809 There is no AT Command to poll uplink 810 810 811 - 812 812 * Downlink Payload (prefix 0x08): 813 813 814 814 (% class="box infomessage" %) ... ... @@ -819,7 +819,6 @@ 819 819 **Example**: 0x08FF, ask device to send an Uplink 820 820 821 821 822 - 823 823 ==== 3.4.2.4 Enable Trigger Mode ==== 824 824 825 825 Use of trigger mode, please check [[ADDMOD6>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]] ... ... @@ -835,7 +835,6 @@ 835 835 836 836 0: Disable Trigger Mode 837 837 838 - 839 839 * Downlink Payload (prefix 0x0A 06): 840 840 841 841 (% class="box infomessage" %) ... ... @@ -844,7 +844,6 @@ 844 844 ))) 845 845 846 846 847 - 848 848 ==== 3.4.2.5 Poll trigger settings ==== 849 849 850 850 Poll trigger settings, ... ... @@ -853,7 +853,6 @@ 853 853 854 854 There is no AT Command for this feature. 855 855 856 - 857 857 * Downlink Payload (prefix 0x AB 06): 858 858 859 859 (% class="box infomessage" %) ... ... @@ -862,7 +862,6 @@ 862 862 ))) 863 863 864 864 865 - 866 866 ==== 3.4.2.6 Enable / Disable DI1/DI2/DI3 as trigger ==== 867 867 868 868 Enable Disable DI1/DI2/DI2 as trigger, ... ... @@ -874,7 +874,6 @@ 874 874 **Format: AT+DTRI=<DI1_TIRGGER_FlAG>,< DI2_TIRGGER_FlAG >** 875 875 ))) 876 876 877 - 878 878 **Example:** 879 879 880 880 AT+ DTRI =1,0 (Enable DI1 trigger / disable DI2 trigger) ... ... @@ -887,7 +887,6 @@ 887 887 ))) 888 888 889 889 890 - 891 891 ==== 3.4.2.7 Trigger1 – Set DI1 or DI3 as trigger ==== 892 892 893 893 Set DI1 or DI3(for LT-33222-L) trigger. ... ... @@ -903,12 +903,10 @@ 903 903 904 904 b : delay timing. 905 905 906 - 907 907 **Example:** 908 908 909 909 AT+TRIG1=1,100(set DI1 port to trigger on high level, valid signal is 100ms ) 910 910 911 - 912 912 * Downlink Payload (prefix 0x09 01 ): 913 913 914 914 (% class="box infomessage" %) ... ... @@ -917,7 +917,6 @@ 917 917 ))) 918 918 919 919 920 - 921 921 ==== 3.4.2.8 Trigger2 – Set DI2 as trigger ==== 922 922 923 923 Set DI2 trigger. ... ... @@ -933,12 +933,10 @@ 933 933 934 934 b : delay timing. 935 935 936 - 937 937 **Example:** 938 938 939 939 AT+TRIG2=0,100(set DI1 port to trigger on low level, valid signal is 100ms ) 940 940 941 - 942 942 * Downlink Payload (prefix 0x09 02 ): 943 943 944 944 (% class="box infomessage" %) ... ... @@ -947,7 +947,6 @@ 947 947 ))) 948 948 949 949 950 - 951 951 ==== 3.4.2.9 Trigger – Set AC (current) as trigger ==== 952 952 953 953 Set current trigger , base on AC port. See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]] ... ... @@ -959,7 +959,6 @@ 959 959 **AT+ACLIM. ** 960 960 ))) 961 961 962 - 963 963 * Downlink Payload (prefix 0xAA 01 ): 964 964 965 965 (% class="box infomessage" %) ... ... @@ -968,7 +968,6 @@ 968 968 ))) 969 969 970 970 971 - 972 972 ==== 3.4.2.10 Trigger – Set AV (voltage) as trigger ==== 973 973 974 974 Set current trigger , base on AV port. See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]] ... ... @@ -980,7 +980,6 @@ 980 980 **AT+AVLIM. See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]** 981 981 ))) 982 982 983 - 984 984 * Downlink Payload (prefix 0xAA 00 ): 985 985 986 986 (% class="box infomessage" %) ... ... @@ -989,7 +989,6 @@ 989 989 ))) 990 990 991 991 992 - 993 993 ==== 3.4.2.11 Trigger – Set minimum interval ==== 994 994 995 995 Set AV and AC trigger minimum interval, system won’t response to the second trigger within this set time after the first trigger. ... ... @@ -1001,7 +1001,6 @@ 1001 1001 **AT+ATDC=5. Device won’t response the second trigger within 5 minute after the first trigger.** 1002 1002 ))) 1003 1003 1004 - 1005 1005 * Downlink Payload (prefix 0xAC ): 1006 1006 1007 1007 (% class="box infomessage" %) ... ... @@ -1010,7 +1010,6 @@ 1010 1010 ))) 1011 1011 1012 1012 1013 - 1014 1014 ==== 3.4.2.12 DO ~-~- Control Digital Output DO1/DO2/DO3 ==== 1015 1015 1016 1016 * AT Command: ... ... @@ -1017,7 +1017,6 @@ 1017 1017 1018 1018 There is no AT Command to control Digital Output 1019 1019 1020 - 1021 1021 * Downlink Payload (prefix 0x02): 1022 1022 1023 1023 (% class="box infomessage" %) ... ... @@ -1044,7 +1044,6 @@ 1044 1044 ))) 1045 1045 1046 1046 1047 - 1048 1048 ==== 3.4.2.13 DO ~-~- Control Digital Output DO1/DO2/DO3 with time control ==== 1049 1049 1050 1050 * AT Command: ... ... @@ -1051,7 +1051,6 @@ 1051 1051 1052 1052 There is no AT Command to control Digital Output 1053 1053 1054 - 1055 1055 * Downlink Payload (prefix 0xA9): 1056 1056 1057 1057 (% class="box infomessage" %) ... ... @@ -1071,22 +1071,18 @@ 1071 1071 1072 1072 00: DO pins will change to an inverter state after timeout 1073 1073 1074 - 1075 1075 (% style="color:#4f81bd" %)**Third Byte**(%%): Control Method and Ports status: 1076 1076 1077 1077 [[image:image-20220524093238-6.png]] 1078 1078 1079 - 1080 1080 (% style="color:#4f81bd" %)**Fourth Byte**(%%): Control Method and Ports status: 1081 1081 1082 1082 [[image:image-20220524093328-7.png]] 1083 1083 1084 - 1085 1085 (% style="color:#4f81bd" %)**Fifth Byte**(%%): Control Method and Ports status: 1086 1086 1087 1087 [[image:image-20220524093351-8.png]] 1088 1088 1089 - 1090 1090 (% style="color:#4f81bd" %)**Sixth and Seventh Byte**: 1091 1091 1092 1092 Latching time. Unit: ms ... ... @@ -1093,7 +1093,6 @@ 1093 1093 1094 1094 Device will upload a packet if downlink code executes successfully. 1095 1095 1096 - 1097 1097 **Example payload:** 1098 1098 1099 1099 **~1. A9 01 01 01 01 07 D0** ... ... @@ -1113,14 +1113,12 @@ 1113 1113 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 1114 1114 1115 1115 1066 +=== 3.4.2.14 Relay ~-~- Control Relay Output RO1/RO2 === 1116 1116 1117 -==== 3.4.2.14 Relay ~-~- Control Relay Output RO1/RO2 ==== 1118 - 1119 1119 * AT Command: 1120 1120 1121 1121 There is no AT Command to control Relay Output 1122 1122 1123 - 1124 1124 * Downlink Payload (prefix 0x03): 1125 1125 1126 1126 (% class="box infomessage" %) ... ... @@ -1143,7 +1143,6 @@ 1143 1143 Device will upload a packet if downlink code executes successfully. 1144 1144 1145 1145 1146 - 1147 1147 ==== 3.4.2.15 Relay ~-~- Control Relay Output RO1/RO2 with time control ==== 1148 1148 1149 1149 * AT Command: ... ... @@ -1150,7 +1150,6 @@ 1150 1150 1151 1151 There is no AT Command to control Relay Output 1152 1152 1153 - 1154 1154 * Downlink Payload (prefix 0x05): 1155 1155 1156 1156 (% class="box infomessage" %) ... ... @@ -1168,17 +1168,14 @@ 1168 1168 1169 1169 00: Relays will change to an inverter state after timeout 1170 1170 1171 - 1172 1172 (% style="color:#4f81bd" %)**Third Byte(bb)**(%%): Control Method and Ports status: 1173 1173 1174 1174 [[image:image-20220524093831-10.png]] 1175 1175 1176 - 1177 1177 (% style="color:#4f81bd" %)**Fourth/Fifth Bytes(cc)**(%%): Latching time. Unit: ms 1178 1178 1179 1179 Device will upload a packet if downlink code executes successfully. 1180 1180 1181 - 1182 1182 **Example payload:** 1183 1183 1184 1184 **~1. 05 01 11 07 D0** ... ... @@ -1198,7 +1198,6 @@ 1198 1198 Relay 1 & relay2 will change to NC, last 2 seconds, then both change to NO. 1199 1199 1200 1200 1201 - 1202 1202 ==== 3.4.2.16 Counting ~-~- Voltage threshold counting ==== 1203 1203 1204 1204 When voltage exceed the threshold, count. Feature see [[MOD4>>||anchor="H3.3.4AT2BMOD3D42CSingleDICounting2B1xVoltageCounting"]] ... ... @@ -1207,10 +1207,9 @@ 1207 1207 1208 1208 (% class="box infomessage" %) 1209 1209 ((( 1210 -**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]]** 1211 1211 ))) 1212 1212 1213 - 1214 1214 * Downlink Payload (prefix 0xA5): 1215 1215 1216 1216 (% class="box infomessage" %) ... ... @@ -1219,7 +1219,6 @@ 1219 1219 ))) 1220 1220 1221 1221 1222 - 1223 1223 ==== 3.4.2.17 Counting ~-~- Pre-configure the Count Number ==== 1224 1224 1225 1225 * AT Command: ... ... @@ -1237,7 +1237,6 @@ 1237 1237 1238 1238 Bb cc dd ee: number to be set 1239 1239 1240 - 1241 1241 * Downlink Payload (prefix 0xA8): 1242 1242 1243 1243 (% class="box infomessage" %) ... ... @@ -1246,7 +1246,6 @@ 1246 1246 ))) 1247 1247 1248 1248 1249 - 1250 1250 ==== 3.4.2.18 Counting ~-~- Clear Counting ==== 1251 1251 1252 1252 Clear counting for counting mode ... ... @@ -1266,7 +1266,6 @@ 1266 1266 ))) 1267 1267 1268 1268 1269 - 1270 1270 ==== 3.4.2.19 Counting ~-~- Change counting mode save time ==== 1271 1271 1272 1272 * AT Command: ... ... @@ -1289,17 +1289,16 @@ 1289 1289 1290 1290 ))) 1291 1291 1292 - 1293 1293 == 3.5 Integrate with Mydevice == 1294 1294 1295 1295 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: 1296 1296 1297 1297 ((( 1298 - (% 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. 1299 1299 ))) 1300 1300 1301 1301 ((( 1302 - (% 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: 1303 1303 ))) 1304 1304 1305 1305 [[image:1653356737703-362.png||height="232" width="732"]] ... ... @@ -1306,38 +1306,30 @@ 1306 1306 1307 1307 [[image:image-20220524094641-11.png||height="390" width="723"]] 1308 1308 1309 - 1310 1310 [[image:image-20220524094641-12.png||height="402" width="718"]] 1311 1311 1247 +**Step 3**: Create an account or log in Mydevices. 1312 1312 1313 - (% 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" %) 1314 1314 1315 -(% style="color:blue" %)**Step 4**(%%): Search LT-22222-L(for both LT-22222-L / LT-33222-L) and add DevEUI.(% style="display:none" %) 1316 - 1317 1317 Search under The things network 1318 1318 1319 1319 [[image:1653356838789-523.png||height="337" width="740"]] 1320 1320 1321 1321 1322 - 1323 1323 After added, the sensor data arrive TTN, it will also arrive and show in Mydevices. 1324 1324 1325 1325 [[image:image-20220524094909-1.png||height="335" width="729"]] 1326 1326 1327 - 1328 1328 [[image:image-20220524094909-2.png||height="337" width="729"]] 1329 1329 1330 - 1331 1331 [[image:image-20220524094909-3.png||height="338" width="727"]] 1332 1332 1333 - 1334 1334 [[image:image-20220524094909-4.png||height="339" width="728"]](% style="display:none" %) 1335 1335 1336 - 1337 1337 [[image:image-20220524094909-5.png||height="341" width="734"]] 1338 1338 1339 1339 1340 - 1341 1341 == 3.6 Interface Detail == 1342 1342 1343 1343 === 3.6.1 Digital Input Port: DI1/DI2 /DI3 ( For LT-33222-L, low active ) === ... ... @@ -1347,7 +1347,6 @@ 1347 1347 [[image:1653356991268-289.png]] 1348 1348 1349 1349 1350 - 1351 1351 === 3.6.2 Digital Input Port: DI1/DI2 ( For LT-22222-L) === 1352 1352 1353 1353 ((( ... ... @@ -1373,7 +1373,7 @@ 1373 1373 ))) 1374 1374 1375 1375 ((( 1376 - (% style="color:blue" %)**Example1**(%%): Connect to a Low active sensor.1303 +**Example1**: Connect to a Low active sensor. 1377 1377 ))) 1378 1378 1379 1379 ((( ... ... @@ -1404,7 +1404,7 @@ 1404 1404 ))) 1405 1405 1406 1406 ((( 1407 - (% style="color:blue" %)**Example2**(%%): Connect to a High active sensor.1334 +**Example2**: Connect to a High active sensor. 1408 1408 ))) 1409 1409 1410 1410 ((( ... ... @@ -1435,7 +1435,7 @@ 1435 1435 ))) 1436 1436 1437 1437 ((( 1438 - (% style="color:blue" %)**Example3**(%%): Connect to a 220v high active sensor.1365 +**Example3**: Connect to a 220v high active sensor. 1439 1439 ))) 1440 1440 1441 1441 ((( ... ... @@ -1462,7 +1462,6 @@ 1462 1462 ))) 1463 1463 1464 1464 1465 - 1466 1466 === 3.6.3 Digital Output Port: DO1/DO2 /DO3 === 1467 1467 1468 1468 NPN output: GND or Float. Max voltage can apply to output pin is 36v. ... ... @@ -1470,14 +1470,12 @@ 1470 1470 [[image:1653357531600-905.png]] 1471 1471 1472 1472 1473 - 1474 1474 === 3.6.4 Analog Input Interface === 1475 1475 1476 1476 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: 1477 1477 1403 +**AC2 = (IN2 voltage )/12** 1478 1478 1479 -(% style="color:blue" %)**AC2 = (IN2 voltage )/12** 1480 - 1481 1481 [[image:1653357592296-182.png]] 1482 1482 1483 1483 Example to connect a 4~~20mA sensor ... ... @@ -1484,24 +1484,22 @@ 1484 1484 1485 1485 We take the wind speed sensor as an example for reference only. 1486 1486 1411 +Specifications of the wind speed sensor: 1487 1487 1488 - **Specifications of the windspeed sensor:**1413 +Red:12~~24v 1489 1489 1490 - Red:12~~24v1415 +Yellow:4~~20mA 1491 1491 1492 - Yellow:4~~20mA1417 +Black:GND 1493 1493 1494 -Black: GND 1495 1495 1420 +Connection diagram: 1496 1496 1497 -**Connection diagram:** 1498 - 1499 1499 [[image:1653357640609-758.png]] 1500 1500 1501 1501 [[image:1653357648330-671.png||height="155" width="733"]] 1502 1502 1503 1503 1504 - 1505 1505 === 3.6.5 Relay Output === 1506 1506 1507 1507 ((( ... ... @@ -1513,7 +1513,6 @@ 1513 1513 [[image:image-20220524100215-10.png||height="382" width="723"]] 1514 1514 1515 1515 1516 - 1517 1517 == 3.7 LEDs Indicators == 1518 1518 1519 1519 [[image:image-20220524100748-11.png]] ... ... @@ -1527,7 +1527,6 @@ 1527 1527 1528 1528 [[image:1653358238933-385.png]] 1529 1529 1530 - 1531 1531 ((( 1532 1532 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: 1533 1533 ))) ... ... @@ -1534,7 +1534,6 @@ 1534 1534 1535 1535 [[image:1653358355238-883.png]] 1536 1536 1537 - 1538 1538 ((( 1539 1539 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/]] 1540 1540 ))) ... ... @@ -1725,16 +1725,12 @@ 1725 1725 1726 1726 ))) 1727 1727 1728 - 1729 - 1730 1730 == 4.2 Common AT Command Sequence == 1731 1731 1732 1732 === 4.2.1 Multi-channel ABP mode (Use with SX1301/LG308) === 1733 1733 1734 1734 ((( 1735 - 1736 - 1737 -**If device has not joined network yet:** 1652 +If device has not joined network yet: 1738 1738 ))) 1739 1739 1740 1740 ((( ... ... @@ -1759,7 +1759,7 @@ 1759 1759 1760 1760 1761 1761 ((( 1762 - **If device already joined network:**1677 +If device already joined network: 1763 1763 ))) 1764 1764 1765 1765 ((( ... ... @@ -1772,14 +1772,10 @@ 1772 1772 1773 1773 ))) 1774 1774 1775 - 1776 - 1777 1777 === 4.2.2 Single-channel ABP mode (Use with LG01/LG02) === 1778 1778 1779 1779 ((( 1780 - 1781 - 1782 -(% style="background-color:#dcdcdc" %)123456(%%) Enter Password to have AT access. 1693 +(% style="background-color:#dcdcdc" %) 123456(%%) Enter Password to have AT access. 1783 1783 ))) 1784 1784 1785 1785 ((( ... ... @@ -1787,7 +1787,7 @@ 1787 1787 ))) 1788 1788 1789 1789 ((( 1790 -(% style="background-color:#dcdcdc" %) 123456(%%) 1701 +(% style="background-color:#dcdcdc" %) 123456(%%) Enter Password to have AT access. 1791 1791 ))) 1792 1792 1793 1793 ((( ... ... @@ -1795,41 +1795,39 @@ 1795 1795 ))) 1796 1796 1797 1797 ((( 1798 -(% style="background-color:#dcdcdc" %) AT+NJM=0(%%) 1709 +(% style="background-color:#dcdcdc" %) AT+NJM=0(%%) Set to ABP mode 1799 1799 ))) 1800 1800 1801 1801 ((( 1802 -(% style="background-color:#dcdcdc" %) AT+ADR=0(%%) 1713 +(% style="background-color:#dcdcdc" %) AT+ADR=0(%%) Set the Adaptive Data Rate Off 1803 1803 ))) 1804 1804 1805 1805 ((( 1806 -(% style="background-color:#dcdcdc" %) AT+DR=5(%%) 1717 +(% style="background-color:#dcdcdc" %) AT+DR=5(%%) Set Data Rate 1807 1807 ))) 1808 1808 1809 1809 ((( 1810 -(% style="background-color:#dcdcdc" %) AT+TDC=60000(%%) 1721 +(% style="background-color:#dcdcdc" %) AT+TDC=60000(%%) Set transmit interval to 60 seconds 1811 1811 ))) 1812 1812 1813 1813 ((( 1814 -(% style="background-color:#dcdcdc" %) AT+CHS=868400000(%%) 1725 +(% style="background-color:#dcdcdc" %) AT+CHS=868400000(%%) Set transmit frequency to 868.4Mhz 1815 1815 ))) 1816 1816 1817 1817 ((( 1818 -(% 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) 1819 1819 ))) 1820 1820 1821 1821 ((( 1822 -(% 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 1823 1823 ))) 1824 1824 1825 1825 ((( 1826 -(% 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. 1827 1827 ))) 1828 1828 1829 1829 ((( 1830 -(% style="background-color:#dcdcdc" %) ATZ (%%) Reset MCU 1831 - 1832 - 1741 +(% style="background-color:#dcdcdc" %) ATZ (%%) Reset MCU 1833 1833 ))) 1834 1834 1835 1835 ((( ... ... @@ -1851,7 +1851,6 @@ 1851 1851 1852 1852 ))) 1853 1853 1854 - 1855 1855 === 4.2.3 Change to Class A === 1856 1856 1857 1857 If sensor JOINED ... ... @@ -1863,25 +1863,19 @@ 1863 1863 1864 1864 == 5.1 How to upgrade the image? == 1865 1865 1866 - 1867 1867 The LT LoRaWAN Controller is shipped with a 3.5mm cable, the cable is used to upload image to LT to: 1868 1868 1869 1869 * Support new features 1870 1870 * For bug fix 1871 1871 * Change LoRaWAN bands. 1872 - 1873 1873 Below shows the hardware connection for how to upload an image to the LT: 1780 +* [[image:1653359603330-121.png]] 1874 1874 1875 -[[image:1653359603330-121.png]] 1876 - 1877 - 1878 1878 ((( 1879 -(% 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]]. 1880 -(% 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/]]. 1881 -(% style="color:blue" %)**Step3**(%%)**:** Open flashloader; choose the correct COM port to update. 1882 - 1883 - 1884 -(% 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**: 1885 1885 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. 1886 1886 ))) 1887 1887 ... ... @@ -1891,7 +1891,6 @@ 1891 1891 1892 1892 [[image:image-20220524104033-15.png]] 1893 1893 1894 - 1895 1895 (% 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: 1896 1896 1897 1897 [[image:1653360054704-518.png||height="186" width="745"]] ... ... @@ -1899,8 +1899,6 @@ 1899 1899 1900 1900 ((( 1901 1901 ((( 1902 - 1903 - 1904 1904 == 5.2 How to change the LoRa Frequency Bands/Region? == 1905 1905 ))) 1906 1906 ))) ... ... @@ -1907,11 +1907,11 @@ 1907 1907 1908 1908 ((( 1909 1909 User can follow the introduction for [[how to upgrade image>>||anchor="H5.1Howtoupgradetheimage3F"]]. When download the images, choose the required image file for download. 1910 -))) 1911 1911 1912 -((( 1913 1913 1811 +))) 1914 1914 1813 +((( 1915 1915 == 5.3 How to set up LT to work with Single Channel Gateway such as LG01/LG02? == 1916 1916 ))) 1917 1917 ... ... @@ -1924,8 +1924,6 @@ 1924 1924 ((( 1925 1925 ((( 1926 1926 Assume we have a LG02 working in the frequency 868400000 now , below is the step. 1927 - 1928 - 1929 1929 ))) 1930 1930 ))) 1931 1931 ... ... @@ -1941,25 +1941,23 @@ 1941 1941 (% 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. 1942 1942 ))) 1943 1943 1944 - 1945 1945 ((( 1946 1946 (% style="color:#4f81bd" %)**Step2**(%%)**: **Run AT Command to make LT work in Single frequency & ABP mode. Below is the AT commands: 1947 1947 ))) 1948 1948 1949 1949 ((( 1950 -(% style="background-color:#dcdcdc" %)123456 (%%) 1951 -(% style="background-color:#dcdcdc" %)AT+FDR(%%) 1952 -(% style="background-color:#dcdcdc" %)123456 (%%) 1953 -(% style="background-color:#dcdcdc" %)AT+NJM=0 (%%) 1954 -(% style="background-color:#dcdcdc" %)AT+ADR=0 (%%) 1955 -(% style="background-color:#dcdcdc" %)AT+DR=5 (%%) 1956 -(% style="background-color:#dcdcdc" %)AT+TDC=60000 (%%) 1957 -(% style="background-color:#dcdcdc" %)AT+CHS=868400000(%%) 1958 -(% style="background-color:#dcdcdc" %)AT+DADDR=26 01 1A F1(%%) 1959 -(% 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 1960 1960 ))) 1961 1961 1962 - 1963 1963 ((( 1964 1964 As shown in below: 1965 1965 ))) ... ... @@ -1972,15 +1972,10 @@ 1972 1972 ((( 1973 1973 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. 1974 1974 1975 - 1976 -== 5.5 Can i use point to point communication for LT-22222-L? == 1977 - 1978 -Yes, please refer [[Point to Point Communication>>doc:Main. Point to Point Communication of LT-22222-L.WebHome]] 1870 + 1979 1979 ))) 1980 1980 1981 1981 ((( 1982 - 1983 - 1984 1984 = 6. Trouble Shooting = 1985 1985 ))) 1986 1986 ... ... @@ -1992,11 +1992,11 @@ 1992 1992 1993 1993 ((( 1994 1994 Please see this link for how to debug: [[LoRaWAN Communication Debug>>doc:Main.LoRaWAN Communication Debug.WebHome||anchor="H5.1Howitwork"]] 1995 -))) 1996 1996 1997 -((( 1998 1998 1887 +))) 1999 1999 1889 +((( 2000 2000 == 6.2 Have trouble to upload image. == 2001 2001 ))) 2002 2002 ... ... @@ -2006,7 +2006,9 @@ 2006 2006 2007 2007 ((( 2008 2008 1899 +))) 2009 2009 1901 +((( 2010 2010 == 6.3 Why I can’t join TTN in US915 /AU915 bands? == 2011 2011 ))) 2012 2012 ... ... @@ -2014,55 +2014,147 @@ 2014 2014 It might be about the channels mapping. [[Please see this link for detail>>doc:Main.LoRaWAN Communication Debug.WebHome||anchor="H2.NoticeofUS9152FCN4702FAU915Frequencyband"]] 2015 2015 ))) 2016 2016 1909 +((( 1910 + 1911 +))) 2017 2017 2018 - 1913 +((( 2019 2019 = 7. Order Info = 1915 +))) 2020 2020 2021 - 1917 +((( 1918 +((( 2022 2022 (% style="color:#4f81bd" %)**LT-22222-L-XXX:** 1920 +))) 1921 +))) 2023 2023 2024 - 1923 +((( 1924 +((( 2025 2025 (% style="color:#4f81bd" %)**XXX:** 1926 +))) 1927 +))) 2026 2026 2027 -* (% style="color:#4f81bd" %)**EU433**(%%): LT with frequency bands EU433 2028 -* (% style="color:#4f81bd" %)**EU868**(%%): LT with frequency bands EU868 2029 -* (% style="color:#4f81bd" %)**KR920**(%%): LT with frequency bands KR920 2030 -* (% style="color:#4f81bd" %)**CN470**(%%): LT with frequency bands CN470 2031 -* (% style="color:#4f81bd" %)**AS923**(%%): LT with frequency bands AS923 2032 -* (% style="color:#4f81bd" %)**AU915**(%%): LT with frequency bands AU915 2033 -* (% style="color:#4f81bd" %)**US915**(%%): LT with frequency bands US915 2034 -* (% style="color:#4f81bd" %)**IN865**(%%): LT with frequency bands IN865 2035 -* (% style="color:#4f81bd" %)**CN779**(%%): LT with frequency bands CN779 1929 +((( 1930 +* ((( 1931 +(% style="color:#4f81bd" %)**EU433**(%%): LT with frequency bands EU433 1932 +))) 1933 +))) 2036 2036 2037 -= 8. Packing Info = 1935 +((( 1936 +* ((( 1937 +(% style="color:#4f81bd" %)**EU868**(%%): LT with frequency bands EU868 1938 +))) 1939 +))) 2038 2038 1941 +((( 1942 +* ((( 1943 +(% style="color:#4f81bd" %)**KR920**(%%): LT with frequency bands KR920 1944 +))) 1945 +))) 2039 2039 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 +((( 2040 2040 **Package Includes**: 1990 +))) 1991 +))) 2041 2041 1993 +((( 1994 +((( 2042 2042 * LT-22222-L I/O Controller x 1 2043 2043 * Stick Antenna for LoRa RF part x 1 2044 2044 * Bracket for controller x1 2045 2045 * Program cable x 1 1999 +))) 2000 +))) 2046 2046 2002 +((( 2003 +((( 2047 2047 **Dimension and weight**: 2005 +))) 2006 +))) 2048 2048 2008 +((( 2009 +((( 2049 2049 * Device Size: 13.5 x 7 x 3 cm 2050 2050 * Device Weight: 105g 2051 2051 * Package Size / pcs : 14.5 x 8 x 5 cm 2052 2052 * Weight / pcs : 170g 2053 2053 2015 + 2016 +))) 2017 +))) 2018 + 2019 +((( 2054 2054 = 9. Support = 2021 +))) 2055 2055 2056 2056 * ((( 2024 +((( 2057 2057 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. 2058 2058 ))) 2027 +))) 2059 2059 * ((( 2060 -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 2061 2061 ))) 2032 +))) 2062 2062 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 +((( 2063 2063 = 10. Reference = 2064 2064 2065 -* 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 + 2066 2066 * [[Image Download>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/image/]] 2067 2067 * [[AT Command Manual>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/]] 2068 2068 * [[Hardware Source>>url:https://github.com/dragino/Lora/tree/master/LT/LT-33222-L/v1.0]] 2051 +))) 2052 +)))