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. ... ... @@ -554,8 +554,6 @@ 554 554 [[image:image-20220523182334-9.png]] 555 555 556 556 ((( 557 - 558 - 559 559 (% style="color:#4f81bd" %)**DIDORO**(%%) is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below 560 560 ))) 561 561 ... ... @@ -570,8 +570,6 @@ 570 570 ))) 571 571 572 572 ((( 573 - 574 - 575 575 **To use this mode, please run:** 576 576 ))) 577 577 ... ... @@ -591,10 +591,10 @@ 591 591 592 592 ((( 593 593 Other AT Commands for counting are similar to [[MOD2 Counting Command>>||anchor="H3.3.2AT2BMOD3D22C28DoubleDICounting29"]]. 587 + 588 + 594 594 ))) 595 595 596 - 597 - 598 598 === 3.3.6 AT+ADDMOD~=6. (Trigger Mode, Optional) === 599 599 600 600 (% style="color:#4f81bd" %)**This mode is an optional mode for trigger purpose. It can run together with other mode.** ... ... @@ -604,13 +604,11 @@ 604 604 * **AT+MOD=1 ** **~-~->** The normal working mode 605 605 * **AT+ADDMOD6=1** **~-~->** Enable trigger 606 606 607 - 608 608 LT will keep monitoring AV1/AV2/AC1/AC2 every 5 seconds; LT will send uplink packets in two cases: 609 609 610 610 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 611 611 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.** 612 612 613 - 614 614 **AT Command to set Trigger Condition**: 615 615 616 616 (% style="color:#4f81bd" %)**Trigger base on voltage**: ... ... @@ -662,17 +662,14 @@ 662 662 663 663 Yy4 yy4: AC2 or AV2 high limit. 664 664 665 - 666 666 **Example1**: AA 00 13 88 00 00 00 00 00 00 667 667 668 668 Same as AT+AVLIM=5000,0,0,0 (If AVI1 voltage lower than 5V , trigger uplink, 0 means ignore) 669 669 670 - 671 671 **Example2**: AA 02 01 00 672 672 673 673 Same as AT+ DTRI =1,0 (Enable DI1 trigger / disable DI2 trigger) 674 674 675 - 676 676 (% style="color:#4f81bd" %)**Trigger Settings Payload Explanation:** 677 677 678 678 MOD6 Payload : total 11 bytes payload ... ... @@ -679,7 +679,6 @@ 679 679 680 680 [[image:image-20220524085923-1.png]] 681 681 682 - 683 683 (% style="color:#4f81bd" %)**TRI FLAG1**(%%) is a combination to show if trigger is set for this part. Totally 1byte as below 684 684 685 685 [[image:image-20220524090106-2.png]] ... ... @@ -686,7 +686,6 @@ 686 686 687 687 * Each bits shows if the corresponding trigger has been configured. 688 688 689 - 690 690 **Example:** 691 691 692 692 10100000: Means the system has configure to use the trigger: AC1_LOW and AV2_LOW ... ... @@ -698,7 +698,6 @@ 698 698 699 699 * Each bits shows which status has been trigger on this uplink. 700 700 701 - 702 702 **Example:** 703 703 704 704 10000000: Means this packet is trigger by AC1_LOW. Means voltage too low. ... ... @@ -710,7 +710,6 @@ 710 710 711 711 * Each bits shows which status has been trigger on this uplink. 712 712 713 - 714 714 **Example:** 715 715 716 716 00000111: Means both DI1 and DI2 trigger are enabled and this packet is trigger by DI1. ... ... @@ -727,7 +727,6 @@ 727 727 When device got this command, it will send the MOD6 payload. 728 728 729 729 730 - 731 731 === 3.3.7 Payload Decoder === 732 732 733 733 ((( ... ... @@ -736,8 +736,6 @@ 736 736 737 737 ))) 738 738 739 - 740 - 741 741 == 3.4 Configure LT via AT or Downlink == 742 742 743 743 User can configure LT I/O Controller via AT Commands or LoRaWAN Downlink Commands ... ... @@ -750,14 +750,11 @@ 750 750 751 751 * (% style="color:#4f81bd" %)**Sensor Related Commands**(%%): These commands are special designed for LT-22222-L. User can see these commands below: 752 752 753 - 754 - 755 755 === 3.4.1 Common Commands === 756 756 757 757 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]] 758 758 759 759 760 - 761 761 === 3.4.2 Sensor related commands === 762 762 763 763 ==== 3.4.2.1 Set Transmit Interval ==== ... ... @@ -773,7 +773,6 @@ 773 773 774 774 **Example: **AT+TDC=30000. Means set interval to 30 seconds 775 775 776 - 777 777 * Downlink Payload (prefix 0x01): 778 778 779 779 (% class="box infomessage" %) ... ... @@ -782,7 +782,6 @@ 782 782 ))) 783 783 784 784 785 - 786 786 ==== 3.4.2.2 Set Work Mode (AT+MOD) ==== 787 787 788 788 Set work mode. ... ... @@ -796,7 +796,6 @@ 796 796 797 797 **Example**: AT+MOD=2. Set work mode to Double DI counting mode 798 798 799 - 800 800 * Downlink Payload (prefix 0x0A): 801 801 802 802 (% class="box infomessage" %) ... ... @@ -805,7 +805,6 @@ 805 805 ))) 806 806 807 807 808 - 809 809 ==== 3.4.2.3 Poll an uplink ==== 810 810 811 811 * AT Command: ... ... @@ -812,7 +812,6 @@ 812 812 813 813 There is no AT Command to poll uplink 814 814 815 - 816 816 * Downlink Payload (prefix 0x08): 817 817 818 818 (% class="box infomessage" %) ... ... @@ -823,7 +823,6 @@ 823 823 **Example**: 0x08FF, ask device to send an Uplink 824 824 825 825 826 - 827 827 ==== 3.4.2.4 Enable Trigger Mode ==== 828 828 829 829 Use of trigger mode, please check [[ADDMOD6>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]] ... ... @@ -839,7 +839,6 @@ 839 839 840 840 0: Disable Trigger Mode 841 841 842 - 843 843 * Downlink Payload (prefix 0x0A 06): 844 844 845 845 (% class="box infomessage" %) ... ... @@ -848,7 +848,6 @@ 848 848 ))) 849 849 850 850 851 - 852 852 ==== 3.4.2.5 Poll trigger settings ==== 853 853 854 854 Poll trigger settings, ... ... @@ -857,7 +857,6 @@ 857 857 858 858 There is no AT Command for this feature. 859 859 860 - 861 861 * Downlink Payload (prefix 0x AB 06): 862 862 863 863 (% class="box infomessage" %) ... ... @@ -866,7 +866,6 @@ 866 866 ))) 867 867 868 868 869 - 870 870 ==== 3.4.2.6 Enable / Disable DI1/DI2/DI3 as trigger ==== 871 871 872 872 Enable Disable DI1/DI2/DI2 as trigger, ... ... @@ -878,7 +878,6 @@ 878 878 **Format: AT+DTRI=<DI1_TIRGGER_FlAG>,< DI2_TIRGGER_FlAG >** 879 879 ))) 880 880 881 - 882 882 **Example:** 883 883 884 884 AT+ DTRI =1,0 (Enable DI1 trigger / disable DI2 trigger) ... ... @@ -891,7 +891,6 @@ 891 891 ))) 892 892 893 893 894 - 895 895 ==== 3.4.2.7 Trigger1 – Set DI1 or DI3 as trigger ==== 896 896 897 897 Set DI1 or DI3(for LT-33222-L) trigger. ... ... @@ -907,12 +907,10 @@ 907 907 908 908 b : delay timing. 909 909 910 - 911 911 **Example:** 912 912 913 913 AT+TRIG1=1,100(set DI1 port to trigger on high level, valid signal is 100ms ) 914 914 915 - 916 916 * Downlink Payload (prefix 0x09 01 ): 917 917 918 918 (% class="box infomessage" %) ... ... @@ -921,7 +921,6 @@ 921 921 ))) 922 922 923 923 924 - 925 925 ==== 3.4.2.8 Trigger2 – Set DI2 as trigger ==== 926 926 927 927 Set DI2 trigger. ... ... @@ -937,12 +937,10 @@ 937 937 938 938 b : delay timing. 939 939 940 - 941 941 **Example:** 942 942 943 943 AT+TRIG2=0,100(set DI1 port to trigger on low level, valid signal is 100ms ) 944 944 945 - 946 946 * Downlink Payload (prefix 0x09 02 ): 947 947 948 948 (% class="box infomessage" %) ... ... @@ -951,7 +951,6 @@ 951 951 ))) 952 952 953 953 954 - 955 955 ==== 3.4.2.9 Trigger – Set AC (current) as trigger ==== 956 956 957 957 Set current trigger , base on AC port. See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]] ... ... @@ -963,7 +963,6 @@ 963 963 **AT+ACLIM. ** 964 964 ))) 965 965 966 - 967 967 * Downlink Payload (prefix 0xAA 01 ): 968 968 969 969 (% class="box infomessage" %) ... ... @@ -972,7 +972,6 @@ 972 972 ))) 973 973 974 974 975 - 976 976 ==== 3.4.2.10 Trigger – Set AV (voltage) as trigger ==== 977 977 978 978 Set current trigger , base on AV port. See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]] ... ... @@ -984,7 +984,6 @@ 984 984 **AT+AVLIM. See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]** 985 985 ))) 986 986 987 - 988 988 * Downlink Payload (prefix 0xAA 00 ): 989 989 990 990 (% class="box infomessage" %) ... ... @@ -993,7 +993,6 @@ 993 993 ))) 994 994 995 995 996 - 997 997 ==== 3.4.2.11 Trigger – Set minimum interval ==== 998 998 999 999 Set AV and AC trigger minimum interval, system won’t response to the second trigger within this set time after the first trigger. ... ... @@ -1005,7 +1005,6 @@ 1005 1005 **AT+ATDC=5. Device won’t response the second trigger within 5 minute after the first trigger.** 1006 1006 ))) 1007 1007 1008 - 1009 1009 * Downlink Payload (prefix 0xAC ): 1010 1010 1011 1011 (% class="box infomessage" %) ... ... @@ -1014,7 +1014,6 @@ 1014 1014 ))) 1015 1015 1016 1016 1017 - 1018 1018 ==== 3.4.2.12 DO ~-~- Control Digital Output DO1/DO2/DO3 ==== 1019 1019 1020 1020 * AT Command: ... ... @@ -1021,7 +1021,6 @@ 1021 1021 1022 1022 There is no AT Command to control Digital Output 1023 1023 1024 - 1025 1025 * Downlink Payload (prefix 0x02): 1026 1026 1027 1027 (% class="box infomessage" %) ... ... @@ -1048,7 +1048,6 @@ 1048 1048 ))) 1049 1049 1050 1050 1051 - 1052 1052 ==== 3.4.2.13 DO ~-~- Control Digital Output DO1/DO2/DO3 with time control ==== 1053 1053 1054 1054 * AT Command: ... ... @@ -1055,7 +1055,6 @@ 1055 1055 1056 1056 There is no AT Command to control Digital Output 1057 1057 1058 - 1059 1059 * Downlink Payload (prefix 0xA9): 1060 1060 1061 1061 (% class="box infomessage" %) ... ... @@ -1075,22 +1075,18 @@ 1075 1075 1076 1076 00: DO pins will change to an inverter state after timeout 1077 1077 1078 - 1079 1079 (% style="color:#4f81bd" %)**Third Byte**(%%): Control Method and Ports status: 1080 1080 1081 1081 [[image:image-20220524093238-6.png]] 1082 1082 1083 - 1084 1084 (% style="color:#4f81bd" %)**Fourth Byte**(%%): Control Method and Ports status: 1085 1085 1086 1086 [[image:image-20220524093328-7.png]] 1087 1087 1088 - 1089 1089 (% style="color:#4f81bd" %)**Fifth Byte**(%%): Control Method and Ports status: 1090 1090 1091 1091 [[image:image-20220524093351-8.png]] 1092 1092 1093 - 1094 1094 (% style="color:#4f81bd" %)**Sixth and Seventh Byte**: 1095 1095 1096 1096 Latching time. Unit: ms ... ... @@ -1097,7 +1097,6 @@ 1097 1097 1098 1098 Device will upload a packet if downlink code executes successfully. 1099 1099 1100 - 1101 1101 **Example payload:** 1102 1102 1103 1103 **~1. A9 01 01 01 01 07 D0** ... ... @@ -1117,14 +1117,12 @@ 1117 1117 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 1118 1118 1119 1119 1066 +=== 3.4.2.14 Relay ~-~- Control Relay Output RO1/RO2 === 1120 1120 1121 -==== 3.4.2.14 Relay ~-~- Control Relay Output RO1/RO2 ==== 1122 - 1123 1123 * AT Command: 1124 1124 1125 1125 There is no AT Command to control Relay Output 1126 1126 1127 - 1128 1128 * Downlink Payload (prefix 0x03): 1129 1129 1130 1130 (% class="box infomessage" %) ... ... @@ -1147,7 +1147,6 @@ 1147 1147 Device will upload a packet if downlink code executes successfully. 1148 1148 1149 1149 1150 - 1151 1151 ==== 3.4.2.15 Relay ~-~- Control Relay Output RO1/RO2 with time control ==== 1152 1152 1153 1153 * AT Command: ... ... @@ -1154,7 +1154,6 @@ 1154 1154 1155 1155 There is no AT Command to control Relay Output 1156 1156 1157 - 1158 1158 * Downlink Payload (prefix 0x05): 1159 1159 1160 1160 (% class="box infomessage" %) ... ... @@ -1172,17 +1172,14 @@ 1172 1172 1173 1173 00: Relays will change to an inverter state after timeout 1174 1174 1175 - 1176 1176 (% style="color:#4f81bd" %)**Third Byte(bb)**(%%): Control Method and Ports status: 1177 1177 1178 1178 [[image:image-20220524093831-10.png]] 1179 1179 1180 - 1181 1181 (% style="color:#4f81bd" %)**Fourth/Fifth Bytes(cc)**(%%): Latching time. Unit: ms 1182 1182 1183 1183 Device will upload a packet if downlink code executes successfully. 1184 1184 1185 - 1186 1186 **Example payload:** 1187 1187 1188 1188 **~1. 05 01 11 07 D0** ... ... @@ -1202,7 +1202,6 @@ 1202 1202 Relay 1 & relay2 will change to NC, last 2 seconds, then both change to NO. 1203 1203 1204 1204 1205 - 1206 1206 ==== 3.4.2.16 Counting ~-~- Voltage threshold counting ==== 1207 1207 1208 1208 When voltage exceed the threshold, count. Feature see [[MOD4>>||anchor="H3.3.4AT2BMOD3D42CSingleDICounting2B1xVoltageCounting"]] ... ... @@ -1214,7 +1214,6 @@ 1214 1214 **AT+VOLMAX ~/~/ See [[MOD4>>||anchor="H3.3.4AT2BMOD3D42CSingleDICounting2B1xVoltageCounting"]]** 1215 1215 ))) 1216 1216 1217 - 1218 1218 * Downlink Payload (prefix 0xA5): 1219 1219 1220 1220 (% class="box infomessage" %) ... ... @@ -1223,7 +1223,6 @@ 1223 1223 ))) 1224 1224 1225 1225 1226 - 1227 1227 ==== 3.4.2.17 Counting ~-~- Pre-configure the Count Number ==== 1228 1228 1229 1229 * AT Command: ... ... @@ -1241,7 +1241,6 @@ 1241 1241 1242 1242 Bb cc dd ee: number to be set 1243 1243 1244 - 1245 1245 * Downlink Payload (prefix 0xA8): 1246 1246 1247 1247 (% class="box infomessage" %) ... ... @@ -1250,7 +1250,6 @@ 1250 1250 ))) 1251 1251 1252 1252 1253 - 1254 1254 ==== 3.4.2.18 Counting ~-~- Clear Counting ==== 1255 1255 1256 1256 Clear counting for counting mode ... ... @@ -1270,7 +1270,6 @@ 1270 1270 ))) 1271 1271 1272 1272 1273 - 1274 1274 ==== 3.4.2.19 Counting ~-~- Change counting mode save time ==== 1275 1275 1276 1276 * AT Command: ... ... @@ -1293,17 +1293,16 @@ 1293 1293 1294 1294 ))) 1295 1295 1296 - 1297 1297 == 3.5 Integrate with Mydevice == 1298 1298 1299 1299 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: 1300 1300 1301 1301 ((( 1302 - (% 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. 1303 1303 ))) 1304 1304 1305 1305 ((( 1306 - (% 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: 1307 1307 ))) 1308 1308 1309 1309 [[image:1653356737703-362.png||height="232" width="732"]] ... ... @@ -1310,38 +1310,30 @@ 1310 1310 1311 1311 [[image:image-20220524094641-11.png||height="390" width="723"]] 1312 1312 1313 - 1314 1314 [[image:image-20220524094641-12.png||height="402" width="718"]] 1315 1315 1247 +**Step 3**: Create an account or log in Mydevices. 1316 1316 1317 - (% 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" %) 1318 1318 1319 -(% style="color:blue" %)**Step 4**(%%): Search LT-22222-L(for both LT-22222-L / LT-33222-L) and add DevEUI.(% style="display:none" %) 1320 - 1321 1321 Search under The things network 1322 1322 1323 1323 [[image:1653356838789-523.png||height="337" width="740"]] 1324 1324 1325 1325 1326 - 1327 1327 After added, the sensor data arrive TTN, it will also arrive and show in Mydevices. 1328 1328 1329 1329 [[image:image-20220524094909-1.png||height="335" width="729"]] 1330 1330 1331 - 1332 1332 [[image:image-20220524094909-2.png||height="337" width="729"]] 1333 1333 1334 - 1335 1335 [[image:image-20220524094909-3.png||height="338" width="727"]] 1336 1336 1337 - 1338 1338 [[image:image-20220524094909-4.png||height="339" width="728"]](% style="display:none" %) 1339 1339 1340 - 1341 1341 [[image:image-20220524094909-5.png||height="341" width="734"]] 1342 1342 1343 1343 1344 - 1345 1345 == 3.6 Interface Detail == 1346 1346 1347 1347 === 3.6.1 Digital Input Port: DI1/DI2 /DI3 ( For LT-33222-L, low active ) === ... ... @@ -1351,7 +1351,6 @@ 1351 1351 [[image:1653356991268-289.png]] 1352 1352 1353 1353 1354 - 1355 1355 === 3.6.2 Digital Input Port: DI1/DI2 ( For LT-22222-L) === 1356 1356 1357 1357 ((( ... ... @@ -1377,7 +1377,7 @@ 1377 1377 ))) 1378 1378 1379 1379 ((( 1380 - (% style="color:blue" %)**Example1**(%%): Connect to a Low active sensor.1303 +**Example1**: Connect to a Low active sensor. 1381 1381 ))) 1382 1382 1383 1383 ((( ... ... @@ -1408,7 +1408,7 @@ 1408 1408 ))) 1409 1409 1410 1410 ((( 1411 - (% style="color:blue" %)**Example2**(%%): Connect to a High active sensor.1334 +**Example2**: Connect to a High active sensor. 1412 1412 ))) 1413 1413 1414 1414 ((( ... ... @@ -1439,7 +1439,7 @@ 1439 1439 ))) 1440 1440 1441 1441 ((( 1442 - (% style="color:blue" %)**Example3**(%%): Connect to a 220v high active sensor.1365 +**Example3**: Connect to a 220v high active sensor. 1443 1443 ))) 1444 1444 1445 1445 ((( ... ... @@ -1466,7 +1466,6 @@ 1466 1466 ))) 1467 1467 1468 1468 1469 - 1470 1470 === 3.6.3 Digital Output Port: DO1/DO2 /DO3 === 1471 1471 1472 1472 NPN output: GND or Float. Max voltage can apply to output pin is 36v. ... ... @@ -1474,14 +1474,12 @@ 1474 1474 [[image:1653357531600-905.png]] 1475 1475 1476 1476 1477 - 1478 1478 === 3.6.4 Analog Input Interface === 1479 1479 1480 1480 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: 1481 1481 1403 +**AC2 = (IN2 voltage )/12** 1482 1482 1483 -(% style="color:blue" %)**AC2 = (IN2 voltage )/12** 1484 - 1485 1485 [[image:1653357592296-182.png]] 1486 1486 1487 1487 Example to connect a 4~~20mA sensor ... ... @@ -1488,24 +1488,22 @@ 1488 1488 1489 1489 We take the wind speed sensor as an example for reference only. 1490 1490 1411 +Specifications of the wind speed sensor: 1491 1491 1492 - **Specifications of the windspeed sensor:**1413 +Red:12~~24v 1493 1493 1494 - Red:12~~24v1415 +Yellow:4~~20mA 1495 1495 1496 - Yellow:4~~20mA1417 +Black:GND 1497 1497 1498 -Black: GND 1499 1499 1420 +Connection diagram: 1500 1500 1501 -**Connection diagram:** 1502 - 1503 1503 [[image:1653357640609-758.png]] 1504 1504 1505 1505 [[image:1653357648330-671.png||height="155" width="733"]] 1506 1506 1507 1507 1508 - 1509 1509 === 3.6.5 Relay Output === 1510 1510 1511 1511 ((( ... ... @@ -1517,7 +1517,6 @@ 1517 1517 [[image:image-20220524100215-10.png||height="382" width="723"]] 1518 1518 1519 1519 1520 - 1521 1521 == 3.7 LEDs Indicators == 1522 1522 1523 1523 [[image:image-20220524100748-11.png]] ... ... @@ -1531,7 +1531,6 @@ 1531 1531 1532 1532 [[image:1653358238933-385.png]] 1533 1533 1534 - 1535 1535 ((( 1536 1536 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: 1537 1537 ))) ... ... @@ -1538,7 +1538,6 @@ 1538 1538 1539 1539 [[image:1653358355238-883.png]] 1540 1540 1541 - 1542 1542 ((( 1543 1543 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/]] 1544 1544 ))) ... ... @@ -1729,16 +1729,12 @@ 1729 1729 1730 1730 ))) 1731 1731 1732 - 1733 - 1734 1734 == 4.2 Common AT Command Sequence == 1735 1735 1736 1736 === 4.2.1 Multi-channel ABP mode (Use with SX1301/LG308) === 1737 1737 1738 1738 ((( 1739 - 1740 - 1741 -**If device has not joined network yet:** 1652 +If device has not joined network yet: 1742 1742 ))) 1743 1743 1744 1744 ((( ... ... @@ -1763,7 +1763,7 @@ 1763 1763 1764 1764 1765 1765 ((( 1766 - **If device already joined network:**1677 +If device already joined network: 1767 1767 ))) 1768 1768 1769 1769 ((( ... ... @@ -1776,14 +1776,10 @@ 1776 1776 1777 1777 ))) 1778 1778 1779 - 1780 - 1781 1781 === 4.2.2 Single-channel ABP mode (Use with LG01/LG02) === 1782 1782 1783 1783 ((( 1784 - 1785 - 1786 -(% style="background-color:#dcdcdc" %)123456(%%) Enter Password to have AT access. 1693 +(% style="background-color:#dcdcdc" %) 123456(%%) Enter Password to have AT access. 1787 1787 ))) 1788 1788 1789 1789 ((( ... ... @@ -1791,7 +1791,7 @@ 1791 1791 ))) 1792 1792 1793 1793 ((( 1794 -(% style="background-color:#dcdcdc" %) 123456(%%) 1701 +(% style="background-color:#dcdcdc" %) 123456(%%) Enter Password to have AT access. 1795 1795 ))) 1796 1796 1797 1797 ((( ... ... @@ -1799,41 +1799,39 @@ 1799 1799 ))) 1800 1800 1801 1801 ((( 1802 -(% style="background-color:#dcdcdc" %) AT+NJM=0(%%) 1709 +(% style="background-color:#dcdcdc" %) AT+NJM=0(%%) Set to ABP mode 1803 1803 ))) 1804 1804 1805 1805 ((( 1806 -(% style="background-color:#dcdcdc" %) AT+ADR=0(%%) 1713 +(% style="background-color:#dcdcdc" %) AT+ADR=0(%%) Set the Adaptive Data Rate Off 1807 1807 ))) 1808 1808 1809 1809 ((( 1810 -(% style="background-color:#dcdcdc" %) AT+DR=5(%%) 1717 +(% style="background-color:#dcdcdc" %) AT+DR=5(%%) Set Data Rate 1811 1811 ))) 1812 1812 1813 1813 ((( 1814 -(% style="background-color:#dcdcdc" %) AT+TDC=60000(%%) 1721 +(% style="background-color:#dcdcdc" %) AT+TDC=60000(%%) Set transmit interval to 60 seconds 1815 1815 ))) 1816 1816 1817 1817 ((( 1818 -(% style="background-color:#dcdcdc" %) AT+CHS=868400000(%%) 1725 +(% style="background-color:#dcdcdc" %) AT+CHS=868400000(%%) Set transmit frequency to 868.4Mhz 1819 1819 ))) 1820 1820 1821 1821 ((( 1822 -(% 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) 1823 1823 ))) 1824 1824 1825 1825 ((( 1826 -(% 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 1827 1827 ))) 1828 1828 1829 1829 ((( 1830 -(% 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. 1831 1831 ))) 1832 1832 1833 1833 ((( 1834 -(% style="background-color:#dcdcdc" %) ATZ (%%) Reset MCU 1835 - 1836 - 1741 +(% style="background-color:#dcdcdc" %) ATZ (%%) Reset MCU 1837 1837 ))) 1838 1838 1839 1839 ((( ... ... @@ -1855,7 +1855,6 @@ 1855 1855 1856 1856 ))) 1857 1857 1858 - 1859 1859 === 4.2.3 Change to Class A === 1860 1860 1861 1861 If sensor JOINED ... ... @@ -1867,25 +1867,19 @@ 1867 1867 1868 1868 == 5.1 How to upgrade the image? == 1869 1869 1870 - 1871 1871 The LT LoRaWAN Controller is shipped with a 3.5mm cable, the cable is used to upload image to LT to: 1872 1872 1873 1873 * Support new features 1874 1874 * For bug fix 1875 1875 * Change LoRaWAN bands. 1876 - 1877 1877 Below shows the hardware connection for how to upload an image to the LT: 1780 +* [[image:1653359603330-121.png]] 1878 1878 1879 -[[image:1653359603330-121.png]] 1880 - 1881 - 1882 1882 ((( 1883 -(% 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]]. 1884 -(% 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/]]. 1885 -(% style="color:blue" %)**Step3**(%%)**:** Open flashloader; choose the correct COM port to update. 1886 - 1887 - 1888 -(% 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**: 1889 1889 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. 1890 1890 ))) 1891 1891 ... ... @@ -1895,7 +1895,6 @@ 1895 1895 1896 1896 [[image:image-20220524104033-15.png]] 1897 1897 1898 - 1899 1899 (% 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: 1900 1900 1901 1901 [[image:1653360054704-518.png||height="186" width="745"]] ... ... @@ -1903,8 +1903,6 @@ 1903 1903 1904 1904 ((( 1905 1905 ((( 1906 - 1907 - 1908 1908 == 5.2 How to change the LoRa Frequency Bands/Region? == 1909 1909 ))) 1910 1910 ))) ... ... @@ -1911,11 +1911,11 @@ 1911 1911 1912 1912 ((( 1913 1913 User can follow the introduction for [[how to upgrade image>>||anchor="H5.1Howtoupgradetheimage3F"]]. When download the images, choose the required image file for download. 1914 -))) 1915 1915 1916 -((( 1917 1917 1811 +))) 1918 1918 1813 +((( 1919 1919 == 5.3 How to set up LT to work with Single Channel Gateway such as LG01/LG02? == 1920 1920 ))) 1921 1921 ... ... @@ -1928,8 +1928,6 @@ 1928 1928 ((( 1929 1929 ((( 1930 1930 Assume we have a LG02 working in the frequency 868400000 now , below is the step. 1931 - 1932 - 1933 1933 ))) 1934 1934 ))) 1935 1935 ... ... @@ -1945,25 +1945,23 @@ 1945 1945 (% 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. 1946 1946 ))) 1947 1947 1948 - 1949 1949 ((( 1950 1950 (% style="color:#4f81bd" %)**Step2**(%%)**: **Run AT Command to make LT work in Single frequency & ABP mode. Below is the AT commands: 1951 1951 ))) 1952 1952 1953 1953 ((( 1954 -(% style="background-color:#dcdcdc" %)123456 (%%) 1955 -(% style="background-color:#dcdcdc" %)AT+FDR(%%) 1956 -(% style="background-color:#dcdcdc" %)123456 (%%) 1957 -(% style="background-color:#dcdcdc" %)AT+NJM=0 (%%) 1958 -(% style="background-color:#dcdcdc" %)AT+ADR=0 (%%) 1959 -(% style="background-color:#dcdcdc" %)AT+DR=5 (%%) 1960 -(% style="background-color:#dcdcdc" %)AT+TDC=60000 (%%) 1961 -(% style="background-color:#dcdcdc" %)AT+CHS=868400000(%%) 1962 -(% style="background-color:#dcdcdc" %)AT+DADDR=26 01 1A F1(%%) 1963 -(% 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 1964 1964 ))) 1965 1965 1966 - 1967 1967 ((( 1968 1968 As shown in below: 1969 1969 ))) ... ... @@ -1976,15 +1976,10 @@ 1976 1976 ((( 1977 1977 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. 1978 1978 1979 - 1980 -== 5.5 Can i use point to point communication for LT-22222-L? == 1981 - 1982 -Yes, please refer [[Point to Point Communication>>doc:Main. Point to Point Communication of LT-22222-L.WebHome]] 1870 + 1983 1983 ))) 1984 1984 1985 1985 ((( 1986 - 1987 - 1988 1988 = 6. Trouble Shooting = 1989 1989 ))) 1990 1990 ... ... @@ -1996,11 +1996,11 @@ 1996 1996 1997 1997 ((( 1998 1998 Please see this link for how to debug: [[LoRaWAN Communication Debug>>doc:Main.LoRaWAN Communication Debug.WebHome||anchor="H5.1Howitwork"]] 1999 -))) 2000 2000 2001 -((( 2002 2002 1887 +))) 2003 2003 1889 +((( 2004 2004 == 6.2 Have trouble to upload image. == 2005 2005 ))) 2006 2006 ... ... @@ -2010,7 +2010,9 @@ 2010 2010 2011 2011 ((( 2012 2012 1899 +))) 2013 2013 1901 +((( 2014 2014 == 6.3 Why I can’t join TTN in US915 /AU915 bands? == 2015 2015 ))) 2016 2016 ... ... @@ -2018,55 +2018,147 @@ 2018 2018 It might be about the channels mapping. [[Please see this link for detail>>doc:Main.LoRaWAN Communication Debug.WebHome||anchor="H2.NoticeofUS9152FCN4702FAU915Frequencyband"]] 2019 2019 ))) 2020 2020 1909 +((( 1910 + 1911 +))) 2021 2021 2022 - 1913 +((( 2023 2023 = 7. Order Info = 1915 +))) 2024 2024 2025 - 1917 +((( 1918 +((( 2026 2026 (% style="color:#4f81bd" %)**LT-22222-L-XXX:** 1920 +))) 1921 +))) 2027 2027 2028 - 1923 +((( 1924 +((( 2029 2029 (% style="color:#4f81bd" %)**XXX:** 1926 +))) 1927 +))) 2030 2030 2031 -* (% style="color:#4f81bd" %)**EU433**(%%): LT with frequency bands EU433 2032 -* (% style="color:#4f81bd" %)**EU868**(%%): LT with frequency bands EU868 2033 -* (% style="color:#4f81bd" %)**KR920**(%%): LT with frequency bands KR920 2034 -* (% style="color:#4f81bd" %)**CN470**(%%): LT with frequency bands CN470 2035 -* (% style="color:#4f81bd" %)**AS923**(%%): LT with frequency bands AS923 2036 -* (% style="color:#4f81bd" %)**AU915**(%%): LT with frequency bands AU915 2037 -* (% style="color:#4f81bd" %)**US915**(%%): LT with frequency bands US915 2038 -* (% style="color:#4f81bd" %)**IN865**(%%): LT with frequency bands IN865 2039 -* (% style="color:#4f81bd" %)**CN779**(%%): LT with frequency bands CN779 1929 +((( 1930 +* ((( 1931 +(% style="color:#4f81bd" %)**EU433**(%%): LT with frequency bands EU433 1932 +))) 1933 +))) 2040 2040 2041 -= 8. Packing Info = 1935 +((( 1936 +* ((( 1937 +(% style="color:#4f81bd" %)**EU868**(%%): LT with frequency bands EU868 1938 +))) 1939 +))) 2042 2042 1941 +((( 1942 +* ((( 1943 +(% style="color:#4f81bd" %)**KR920**(%%): LT with frequency bands KR920 1944 +))) 1945 +))) 2043 2043 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 +((( 2044 2044 **Package Includes**: 1990 +))) 1991 +))) 2045 2045 1993 +((( 1994 +((( 2046 2046 * LT-22222-L I/O Controller x 1 2047 2047 * Stick Antenna for LoRa RF part x 1 2048 2048 * Bracket for controller x1 2049 2049 * Program cable x 1 1999 +))) 2000 +))) 2050 2050 2002 +((( 2003 +((( 2051 2051 **Dimension and weight**: 2005 +))) 2006 +))) 2052 2052 2008 +((( 2009 +((( 2053 2053 * Device Size: 13.5 x 7 x 3 cm 2054 2054 * Device Weight: 105g 2055 2055 * Package Size / pcs : 14.5 x 8 x 5 cm 2056 2056 * Weight / pcs : 170g 2057 2057 2015 + 2016 +))) 2017 +))) 2018 + 2019 +((( 2058 2058 = 9. Support = 2021 +))) 2059 2059 2060 2060 * ((( 2024 +((( 2061 2061 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. 2062 2062 ))) 2027 +))) 2063 2063 * ((( 2064 -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 2065 2065 ))) 2032 +))) 2066 2066 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 +((( 2067 2067 = 10. Reference = 2068 2068 2069 -* 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 + 2070 2070 * [[Image Download>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/image/]] 2071 2071 * [[AT Command Manual>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/]] 2072 2072 * [[Hardware Source>>url:https://github.com/dragino/Lora/tree/master/LT/LT-33222-L/v1.0]] 2051 +))) 2052 +)))