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 +172,7 @@ 172 172 * Firmware upgradable via program port 173 173 * Counting 174 174 170 + 175 175 == 1.4 Applications == 176 176 177 177 * Smart Buildings & Home Automation ... ... @@ -181,6 +181,7 @@ 181 181 * Smart Cities 182 182 * Smart Factory 183 183 180 + 184 184 == 1.5 Hardware Variants == 185 185 186 186 (% border="1" style="background-color:#f7faff; width:500px" %) ... ... @@ -194,6 +194,7 @@ 194 194 * 1 x Counting Port 195 195 ))) 196 196 194 + 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 +275,7 @@ 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 277 277 272 + 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. ... ... @@ -325,9 +325,9 @@ 325 325 ** DO1 is high in case there is load between DO1 and V+. 326 326 ** DO1 LED is off in both case 327 327 323 + 328 328 === 3.3.2 AT+MOD~=2, (Double DI Counting) === 329 329 330 - 331 331 **For LT-22222-L**: this mode the **DI1 and DI2** are used as counting pins. 332 332 333 333 ((( ... ... @@ -336,7 +336,6 @@ 336 336 337 337 [[image:image-20220523180452-3.png]] 338 338 339 - 340 340 ((( 341 341 (% style="color:#4f81bd" %)**DIDORO**(%%) is a combination for RO1, RO2, DO3, DO2 and DO1. Totally 1bytes as below 342 342 ))) ... ... @@ -352,8 +352,6 @@ 352 352 ))) 353 353 354 354 ((( 355 - 356 - 357 357 **To use counting mode, please run:** 358 358 ))) 359 359 ... ... @@ -372,8 +372,6 @@ 372 372 ))) 373 373 374 374 ((( 375 - 376 - 377 377 (% style="color:#4f81bd" %)**AT Commands for counting:** 378 378 ))) 379 379 ... ... @@ -424,7 +424,6 @@ 424 424 ))) 425 425 426 426 427 - 428 428 === 3.3.3 AT+MOD~=3, Single DI Counting + 2 x ACI === 429 429 430 430 **LT22222-L**: This mode the DI1 is used as a counting pin. ... ... @@ -469,10 +469,8 @@ 469 469 470 470 ))) 471 471 472 - 473 473 === 3.3.4 AT+MOD~=4, Single DI Counting + 1 x Voltage Counting === 474 474 475 - 476 476 **LT22222-L**: This mode the DI1 is used as a counting pin. 477 477 478 478 The AVI1 is also used for counting. AVI1 is used to monitor the voltage. It will check the voltage **every 60s**, if voltage is higher or lower than VOLMAX mV, the AVI1 Counting increase 1, so AVI1 counting can be used to measure a machine working hour. ... ... @@ -479,7 +479,6 @@ 479 479 480 480 [[image:image-20220523181903-8.png]] 481 481 482 - 483 483 ((( 484 484 (% style="color:#4f81bd" %)**DIDORO **(%%)is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below 485 485 ))) ... ... @@ -495,8 +495,6 @@ 495 495 ))) 496 496 497 497 ((( 498 - 499 - 500 500 **To use this mode, please run:** 501 501 ))) 502 502 ... ... @@ -523,8 +523,6 @@ 523 523 ))) 524 524 525 525 ((( 526 - 527 - 528 528 **Plus below command for AVI1 Counting:** 529 529 ))) 530 530 ... ... @@ -557,17 +557,13 @@ 557 557 ))) 558 558 559 559 560 - 561 561 === 3.3.5 AT+MOD~=5, Single DI Counting + 2 x AVI + 1 x ACI === 562 562 563 - 564 564 **LT22222-L**: This mode the DI1 is used as a counting pin. 565 565 566 566 [[image:image-20220523182334-9.png]] 567 567 568 568 ((( 569 - 570 - 571 571 (% style="color:#4f81bd" %)**DIDORO**(%%) is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below 572 572 ))) 573 573 ... ... @@ -582,8 +582,6 @@ 582 582 ))) 583 583 584 584 ((( 585 - 586 - 587 587 **To use this mode, please run:** 588 588 ))) 589 589 ... ... @@ -603,13 +603,12 @@ 603 603 604 604 ((( 605 605 Other AT Commands for counting are similar to [[MOD2 Counting Command>>||anchor="H3.3.2AT2BMOD3D22C28DoubleDICounting29"]]. 582 + 583 + 606 606 ))) 607 607 608 - 609 - 610 610 === 3.3.6 AT+ADDMOD~=6. (Trigger Mode, Optional) === 611 611 612 - 613 613 (% style="color:#4f81bd" %)**This mode is an optional mode for trigger purpose. It can run together with other mode.** 614 614 615 615 For example, if user has configured below commands: ... ... @@ -617,13 +617,11 @@ 617 617 * **AT+MOD=1 ** **~-~->** The normal working mode 618 618 * **AT+ADDMOD6=1** **~-~->** Enable trigger 619 619 620 - 621 621 LT will keep monitoring AV1/AV2/AC1/AC2 every 5 seconds; LT will send uplink packets in two cases: 622 622 623 623 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 624 624 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.** 625 625 626 - 627 627 **AT Command to set Trigger Condition**: 628 628 629 629 (% style="color:#4f81bd" %)**Trigger base on voltage**: ... ... @@ -675,17 +675,14 @@ 675 675 676 676 Yy4 yy4: AC2 or AV2 high limit. 677 677 678 - 679 679 **Example1**: AA 00 13 88 00 00 00 00 00 00 680 680 681 681 Same as AT+AVLIM=5000,0,0,0 (If AVI1 voltage lower than 5V , trigger uplink, 0 means ignore) 682 682 683 - 684 684 **Example2**: AA 02 01 00 685 685 686 686 Same as AT+ DTRI =1,0 (Enable DI1 trigger / disable DI2 trigger) 687 687 688 - 689 689 (% style="color:#4f81bd" %)**Trigger Settings Payload Explanation:** 690 690 691 691 MOD6 Payload : total 11 bytes payload ... ... @@ -692,7 +692,6 @@ 692 692 693 693 [[image:image-20220524085923-1.png]] 694 694 695 - 696 696 (% style="color:#4f81bd" %)**TRI FLAG1**(%%) is a combination to show if trigger is set for this part. Totally 1byte as below 697 697 698 698 [[image:image-20220524090106-2.png]] ... ... @@ -699,7 +699,6 @@ 699 699 700 700 * Each bits shows if the corresponding trigger has been configured. 701 701 702 - 703 703 **Example:** 704 704 705 705 10100000: Means the system has configure to use the trigger: AC1_LOW and AV2_LOW ... ... @@ -711,7 +711,6 @@ 711 711 712 712 * Each bits shows which status has been trigger on this uplink. 713 713 714 - 715 715 **Example:** 716 716 717 717 10000000: Means this packet is trigger by AC1_LOW. Means voltage too low. ... ... @@ -723,7 +723,6 @@ 723 723 724 724 * Each bits shows which status has been trigger on this uplink. 725 725 726 - 727 727 **Example:** 728 728 729 729 00000111: Means both DI1 and DI2 trigger are enabled and this packet is trigger by DI1. ... ... @@ -740,19 +740,14 @@ 740 740 When device got this command, it will send the MOD6 payload. 741 741 742 742 743 - 744 744 === 3.3.7 Payload Decoder === 745 745 746 746 ((( 747 - 748 - 749 749 **Decoder for TTN/loraserver/ChirpStack**: [[http:~~/~~/www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/Payload_decoder/>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/Payload_decoder/]] 750 750 751 751 752 752 ))) 753 753 754 - 755 - 756 756 == 3.4 Configure LT via AT or Downlink == 757 757 758 758 User can configure LT I/O Controller via AT Commands or LoRaWAN Downlink Commands ... ... @@ -765,14 +765,11 @@ 765 765 766 766 * (% style="color:#4f81bd" %)**Sensor Related Commands**(%%): These commands are special designed for LT-22222-L. User can see these commands below: 767 767 768 - 769 - 770 770 === 3.4.1 Common Commands === 771 771 772 772 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]] 773 773 774 774 775 - 776 776 === 3.4.2 Sensor related commands === 777 777 778 778 ==== 3.4.2.1 Set Transmit Interval ==== ... ... @@ -788,7 +788,6 @@ 788 788 789 789 **Example: **AT+TDC=30000. Means set interval to 30 seconds 790 790 791 - 792 792 * Downlink Payload (prefix 0x01): 793 793 794 794 (% class="box infomessage" %) ... ... @@ -797,7 +797,6 @@ 797 797 ))) 798 798 799 799 800 - 801 801 ==== 3.4.2.2 Set Work Mode (AT+MOD) ==== 802 802 803 803 Set work mode. ... ... @@ -811,7 +811,6 @@ 811 811 812 812 **Example**: AT+MOD=2. Set work mode to Double DI counting mode 813 813 814 - 815 815 * Downlink Payload (prefix 0x0A): 816 816 817 817 (% class="box infomessage" %) ... ... @@ -820,7 +820,6 @@ 820 820 ))) 821 821 822 822 823 - 824 824 ==== 3.4.2.3 Poll an uplink ==== 825 825 826 826 * AT Command: ... ... @@ -827,7 +827,6 @@ 827 827 828 828 There is no AT Command to poll uplink 829 829 830 - 831 831 * Downlink Payload (prefix 0x08): 832 832 833 833 (% class="box infomessage" %) ... ... @@ -838,7 +838,6 @@ 838 838 **Example**: 0x08FF, ask device to send an Uplink 839 839 840 840 841 - 842 842 ==== 3.4.2.4 Enable Trigger Mode ==== 843 843 844 844 Use of trigger mode, please check [[ADDMOD6>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]] ... ... @@ -854,7 +854,6 @@ 854 854 855 855 0: Disable Trigger Mode 856 856 857 - 858 858 * Downlink Payload (prefix 0x0A 06): 859 859 860 860 (% class="box infomessage" %) ... ... @@ -863,7 +863,6 @@ 863 863 ))) 864 864 865 865 866 - 867 867 ==== 3.4.2.5 Poll trigger settings ==== 868 868 869 869 Poll trigger settings, ... ... @@ -872,7 +872,6 @@ 872 872 873 873 There is no AT Command for this feature. 874 874 875 - 876 876 * Downlink Payload (prefix 0x AB 06): 877 877 878 878 (% class="box infomessage" %) ... ... @@ -881,7 +881,6 @@ 881 881 ))) 882 882 883 883 884 - 885 885 ==== 3.4.2.6 Enable / Disable DI1/DI2/DI3 as trigger ==== 886 886 887 887 Enable Disable DI1/DI2/DI2 as trigger, ... ... @@ -893,7 +893,6 @@ 893 893 **Format: AT+DTRI=<DI1_TIRGGER_FlAG>,< DI2_TIRGGER_FlAG >** 894 894 ))) 895 895 896 - 897 897 **Example:** 898 898 899 899 AT+ DTRI =1,0 (Enable DI1 trigger / disable DI2 trigger) ... ... @@ -906,7 +906,6 @@ 906 906 ))) 907 907 908 908 909 - 910 910 ==== 3.4.2.7 Trigger1 – Set DI1 or DI3 as trigger ==== 911 911 912 912 Set DI1 or DI3(for LT-33222-L) trigger. ... ... @@ -922,12 +922,10 @@ 922 922 923 923 b : delay timing. 924 924 925 - 926 926 **Example:** 927 927 928 928 AT+TRIG1=1,100(set DI1 port to trigger on high level, valid signal is 100ms ) 929 929 930 - 931 931 * Downlink Payload (prefix 0x09 01 ): 932 932 933 933 (% class="box infomessage" %) ... ... @@ -936,7 +936,6 @@ 936 936 ))) 937 937 938 938 939 - 940 940 ==== 3.4.2.8 Trigger2 – Set DI2 as trigger ==== 941 941 942 942 Set DI2 trigger. ... ... @@ -952,12 +952,10 @@ 952 952 953 953 b : delay timing. 954 954 955 - 956 956 **Example:** 957 957 958 958 AT+TRIG2=0,100(set DI1 port to trigger on low level, valid signal is 100ms ) 959 959 960 - 961 961 * Downlink Payload (prefix 0x09 02 ): 962 962 963 963 (% class="box infomessage" %) ... ... @@ -966,7 +966,6 @@ 966 966 ))) 967 967 968 968 969 - 970 970 ==== 3.4.2.9 Trigger – Set AC (current) as trigger ==== 971 971 972 972 Set current trigger , base on AC port. See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]] ... ... @@ -978,7 +978,6 @@ 978 978 **AT+ACLIM. ** 979 979 ))) 980 980 981 - 982 982 * Downlink Payload (prefix 0xAA 01 ): 983 983 984 984 (% class="box infomessage" %) ... ... @@ -987,7 +987,6 @@ 987 987 ))) 988 988 989 989 990 - 991 991 ==== 3.4.2.10 Trigger – Set AV (voltage) as trigger ==== 992 992 993 993 Set current trigger , base on AV port. See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]] ... ... @@ -999,7 +999,6 @@ 999 999 **AT+AVLIM. See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]** 1000 1000 ))) 1001 1001 1002 - 1003 1003 * Downlink Payload (prefix 0xAA 00 ): 1004 1004 1005 1005 (% class="box infomessage" %) ... ... @@ -1008,7 +1008,6 @@ 1008 1008 ))) 1009 1009 1010 1010 1011 - 1012 1012 ==== 3.4.2.11 Trigger – Set minimum interval ==== 1013 1013 1014 1014 Set AV and AC trigger minimum interval, system won’t response to the second trigger within this set time after the first trigger. ... ... @@ -1020,7 +1020,6 @@ 1020 1020 **AT+ATDC=5. Device won’t response the second trigger within 5 minute after the first trigger.** 1021 1021 ))) 1022 1022 1023 - 1024 1024 * Downlink Payload (prefix 0xAC ): 1025 1025 1026 1026 (% class="box infomessage" %) ... ... @@ -1029,7 +1029,6 @@ 1029 1029 ))) 1030 1030 1031 1031 1032 - 1033 1033 ==== 3.4.2.12 DO ~-~- Control Digital Output DO1/DO2/DO3 ==== 1034 1034 1035 1035 * AT Command: ... ... @@ -1036,7 +1036,6 @@ 1036 1036 1037 1037 There is no AT Command to control Digital Output 1038 1038 1039 - 1040 1040 * Downlink Payload (prefix 0x02): 1041 1041 1042 1042 (% class="box infomessage" %) ... ... @@ -1063,7 +1063,6 @@ 1063 1063 ))) 1064 1064 1065 1065 1066 - 1067 1067 ==== 3.4.2.13 DO ~-~- Control Digital Output DO1/DO2/DO3 with time control ==== 1068 1068 1069 1069 * AT Command: ... ... @@ -1070,7 +1070,6 @@ 1070 1070 1071 1071 There is no AT Command to control Digital Output 1072 1072 1073 - 1074 1074 * Downlink Payload (prefix 0xA9): 1075 1075 1076 1076 (% class="box infomessage" %) ... ... @@ -1090,22 +1090,18 @@ 1090 1090 1091 1091 00: DO pins will change to an inverter state after timeout 1092 1092 1093 - 1094 1094 (% style="color:#4f81bd" %)**Third Byte**(%%): Control Method and Ports status: 1095 1095 1096 1096 [[image:image-20220524093238-6.png]] 1097 1097 1098 - 1099 1099 (% style="color:#4f81bd" %)**Fourth Byte**(%%): Control Method and Ports status: 1100 1100 1101 1101 [[image:image-20220524093328-7.png]] 1102 1102 1103 - 1104 1104 (% style="color:#4f81bd" %)**Fifth Byte**(%%): Control Method and Ports status: 1105 1105 1106 1106 [[image:image-20220524093351-8.png]] 1107 1107 1108 - 1109 1109 (% style="color:#4f81bd" %)**Sixth and Seventh Byte**: 1110 1110 1111 1111 Latching time. Unit: ms ... ... @@ -1112,7 +1112,6 @@ 1112 1112 1113 1113 Device will upload a packet if downlink code executes successfully. 1114 1114 1115 - 1116 1116 **Example payload:** 1117 1117 1118 1118 **~1. A9 01 01 01 01 07 D0** ... ... @@ -1132,14 +1132,12 @@ 1132 1132 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 1133 1133 1134 1134 1061 +=== 3.4.2.14 Relay ~-~- Control Relay Output RO1/RO2 === 1135 1135 1136 -==== 3.4.2.14 Relay ~-~- Control Relay Output RO1/RO2 ==== 1137 - 1138 1138 * AT Command: 1139 1139 1140 1140 There is no AT Command to control Relay Output 1141 1141 1142 - 1143 1143 * Downlink Payload (prefix 0x03): 1144 1144 1145 1145 (% class="box infomessage" %) ... ... @@ -1162,7 +1162,6 @@ 1162 1162 Device will upload a packet if downlink code executes successfully. 1163 1163 1164 1164 1165 - 1166 1166 ==== 3.4.2.15 Relay ~-~- Control Relay Output RO1/RO2 with time control ==== 1167 1167 1168 1168 * AT Command: ... ... @@ -1169,7 +1169,6 @@ 1169 1169 1170 1170 There is no AT Command to control Relay Output 1171 1171 1172 - 1173 1173 * Downlink Payload (prefix 0x05): 1174 1174 1175 1175 (% class="box infomessage" %) ... ... @@ -1187,17 +1187,14 @@ 1187 1187 1188 1188 00: Relays will change to an inverter state after timeout 1189 1189 1190 - 1191 1191 (% style="color:#4f81bd" %)**Third Byte(bb)**(%%): Control Method and Ports status: 1192 1192 1193 1193 [[image:image-20220524093831-10.png]] 1194 1194 1195 - 1196 1196 (% style="color:#4f81bd" %)**Fourth/Fifth Bytes(cc)**(%%): Latching time. Unit: ms 1197 1197 1198 1198 Device will upload a packet if downlink code executes successfully. 1199 1199 1200 - 1201 1201 **Example payload:** 1202 1202 1203 1203 **~1. 05 01 11 07 D0** ... ... @@ -1217,7 +1217,6 @@ 1217 1217 Relay 1 & relay2 will change to NC, last 2 seconds, then both change to NO. 1218 1218 1219 1219 1220 - 1221 1221 ==== 3.4.2.16 Counting ~-~- Voltage threshold counting ==== 1222 1222 1223 1223 When voltage exceed the threshold, count. Feature see [[MOD4>>||anchor="H3.3.4AT2BMOD3D42CSingleDICounting2B1xVoltageCounting"]] ... ... @@ -1229,7 +1229,6 @@ 1229 1229 **AT+VOLMAX ~/~/ See [[MOD4>>||anchor="H3.3.4AT2BMOD3D42CSingleDICounting2B1xVoltageCounting"]]** 1230 1230 ))) 1231 1231 1232 - 1233 1233 * Downlink Payload (prefix 0xA5): 1234 1234 1235 1235 (% class="box infomessage" %) ... ... @@ -1238,7 +1238,6 @@ 1238 1238 ))) 1239 1239 1240 1240 1241 - 1242 1242 ==== 3.4.2.17 Counting ~-~- Pre-configure the Count Number ==== 1243 1243 1244 1244 * AT Command: ... ... @@ -1256,7 +1256,6 @@ 1256 1256 1257 1257 Bb cc dd ee: number to be set 1258 1258 1259 - 1260 1260 * Downlink Payload (prefix 0xA8): 1261 1261 1262 1262 (% class="box infomessage" %) ... ... @@ -1265,7 +1265,6 @@ 1265 1265 ))) 1266 1266 1267 1267 1268 - 1269 1269 ==== 3.4.2.18 Counting ~-~- Clear Counting ==== 1270 1270 1271 1271 Clear counting for counting mode ... ... @@ -1285,7 +1285,6 @@ 1285 1285 ))) 1286 1286 1287 1287 1288 - 1289 1289 ==== 3.4.2.19 Counting ~-~- Change counting mode save time ==== 1290 1290 1291 1291 * AT Command: ... ... @@ -1308,17 +1308,16 @@ 1308 1308 1309 1309 ))) 1310 1310 1311 - 1312 1312 == 3.5 Integrate with Mydevice == 1313 1313 1314 1314 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: 1315 1315 1316 1316 ((( 1317 - (% style="color:blue" %)**Step 1**(%%): Be sure that your device is programmed and properly connected to the network at this time.1229 +**Step 1**: Be sure that your device is programmed and properly connected to the network at this time. 1318 1318 ))) 1319 1319 1320 1320 ((( 1321 - (% 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:1233 +**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: 1322 1322 ))) 1323 1323 1324 1324 [[image:1653356737703-362.png||height="232" width="732"]] ... ... @@ -1325,13 +1325,12 @@ 1325 1325 1326 1326 [[image:image-20220524094641-11.png||height="390" width="723"]] 1327 1327 1328 - 1329 1329 [[image:image-20220524094641-12.png||height="402" width="718"]] 1330 1330 1331 1331 1332 - (% style="color:blue" %)**Step 3**(%%): Create an account or log in Mydevices.1243 +**Step 3**: Create an account or log in Mydevices. 1333 1333 1334 - (% style="color:blue" %)**Step 4**(%%): Search LT-22222-L(for both LT-22222-L / LT-33222-L) and add DevEUI.(% style="display:none" %)1245 +**Step 4**: Search LT-22222-L(for both LT-22222-L / LT-33222-L) and add DevEUI.(% style="display:none" %) 1335 1335 1336 1336 Search under The things network 1337 1337 ... ... @@ -1338,25 +1338,19 @@ 1338 1338 [[image:1653356838789-523.png||height="337" width="740"]] 1339 1339 1340 1340 1341 - 1342 1342 After added, the sensor data arrive TTN, it will also arrive and show in Mydevices. 1343 1343 1344 1344 [[image:image-20220524094909-1.png||height="335" width="729"]] 1345 1345 1346 - 1347 1347 [[image:image-20220524094909-2.png||height="337" width="729"]] 1348 1348 1349 - 1350 1350 [[image:image-20220524094909-3.png||height="338" width="727"]] 1351 1351 1352 - 1353 1353 [[image:image-20220524094909-4.png||height="339" width="728"]](% style="display:none" %) 1354 1354 1355 - 1356 1356 [[image:image-20220524094909-5.png||height="341" width="734"]] 1357 1357 1358 1358 1359 - 1360 1360 == 3.6 Interface Detail == 1361 1361 1362 1362 === 3.6.1 Digital Input Port: DI1/DI2 /DI3 ( For LT-33222-L, low active ) === ... ... @@ -1366,7 +1366,6 @@ 1366 1366 [[image:1653356991268-289.png]] 1367 1367 1368 1368 1369 - 1370 1370 === 3.6.2 Digital Input Port: DI1/DI2 ( For LT-22222-L) === 1371 1371 1372 1372 ((( ... ... @@ -1392,7 +1392,7 @@ 1392 1392 ))) 1393 1393 1394 1394 ((( 1395 - (% style="color:blue" %)**Example1**(%%): Connect to a Low active sensor.1299 +**Example1**: Connect to a Low active sensor. 1396 1396 ))) 1397 1397 1398 1398 ((( ... ... @@ -1423,7 +1423,7 @@ 1423 1423 ))) 1424 1424 1425 1425 ((( 1426 - (% style="color:blue" %)**Example2**(%%): Connect to a High active sensor.1330 +**Example2**: Connect to a High active sensor. 1427 1427 ))) 1428 1428 1429 1429 ((( ... ... @@ -1454,7 +1454,7 @@ 1454 1454 ))) 1455 1455 1456 1456 ((( 1457 - (% style="color:blue" %)**Example3**(%%): Connect to a 220v high active sensor.1361 +**Example3**: Connect to a 220v high active sensor. 1458 1458 ))) 1459 1459 1460 1460 ((( ... ... @@ -1481,7 +1481,6 @@ 1481 1481 ))) 1482 1482 1483 1483 1484 - 1485 1485 === 3.6.3 Digital Output Port: DO1/DO2 /DO3 === 1486 1486 1487 1487 NPN output: GND or Float. Max voltage can apply to output pin is 36v. ... ... @@ -1489,14 +1489,12 @@ 1489 1489 [[image:1653357531600-905.png]] 1490 1490 1491 1491 1492 - 1493 1493 === 3.6.4 Analog Input Interface === 1494 1494 1495 1495 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: 1496 1496 1399 +**AC2 = (IN2 voltage )/12** 1497 1497 1498 -(% style="color:blue" %)**AC2 = (IN2 voltage )/12** 1499 - 1500 1500 [[image:1653357592296-182.png]] 1501 1501 1502 1502 Example to connect a 4~~20mA sensor ... ... @@ -1503,24 +1503,22 @@ 1503 1503 1504 1504 We take the wind speed sensor as an example for reference only. 1505 1505 1407 +Specifications of the wind speed sensor: 1506 1506 1507 - **Specifications of the windspeed sensor:**1409 +Red:12~~24v 1508 1508 1509 - Red:12~~24v1411 +Yellow:4~~20mA 1510 1510 1511 - Yellow:4~~20mA1413 +Black:GND 1512 1512 1513 -Black: GND 1514 1514 1416 +Connection diagram: 1515 1515 1516 -**Connection diagram:** 1517 - 1518 1518 [[image:1653357640609-758.png]] 1519 1519 1520 1520 [[image:1653357648330-671.png||height="155" width="733"]] 1521 1521 1522 1522 1523 - 1524 1524 === 3.6.5 Relay Output === 1525 1525 1526 1526 ((( ... ... @@ -1532,7 +1532,6 @@ 1532 1532 [[image:image-20220524100215-10.png||height="382" width="723"]] 1533 1533 1534 1534 1535 - 1536 1536 == 3.7 LEDs Indicators == 1537 1537 1538 1538 [[image:image-20220524100748-11.png]] ... ... @@ -1546,7 +1546,6 @@ 1546 1546 1547 1547 [[image:1653358238933-385.png]] 1548 1548 1549 - 1550 1550 ((( 1551 1551 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: 1552 1552 ))) ... ... @@ -1553,7 +1553,6 @@ 1553 1553 1554 1554 [[image:1653358355238-883.png]] 1555 1555 1556 - 1557 1557 ((( 1558 1558 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/]] 1559 1559 ))) ... ... @@ -1744,16 +1744,12 @@ 1744 1744 1745 1745 ))) 1746 1746 1747 - 1748 - 1749 1749 == 4.2 Common AT Command Sequence == 1750 1750 1751 1751 === 4.2.1 Multi-channel ABP mode (Use with SX1301/LG308) === 1752 1752 1753 1753 ((( 1754 - 1755 - 1756 -**If device has not joined network yet:** 1648 +If device has not joined network yet: 1757 1757 ))) 1758 1758 1759 1759 ((( ... ... @@ -1778,7 +1778,7 @@ 1778 1778 1779 1779 1780 1780 ((( 1781 - **If device already joined network:**1673 +If device already joined network: 1782 1782 ))) 1783 1783 1784 1784 ((( ... ... @@ -1791,14 +1791,10 @@ 1791 1791 1792 1792 ))) 1793 1793 1794 - 1795 - 1796 1796 === 4.2.2 Single-channel ABP mode (Use with LG01/LG02) === 1797 1797 1798 1798 ((( 1799 - 1800 - 1801 -(% style="background-color:#dcdcdc" %)123456(%%) Enter Password to have AT access. 1689 +(% style="background-color:#dcdcdc" %) 123456(%%) Enter Password to have AT access. 1802 1802 ))) 1803 1803 1804 1804 ((( ... ... @@ -1806,7 +1806,7 @@ 1806 1806 ))) 1807 1807 1808 1808 ((( 1809 -(% style="background-color:#dcdcdc" %) 123456(%%) 1697 +(% style="background-color:#dcdcdc" %) 123456(%%) Enter Password to have AT access. 1810 1810 ))) 1811 1811 1812 1812 ((( ... ... @@ -1814,41 +1814,39 @@ 1814 1814 ))) 1815 1815 1816 1816 ((( 1817 -(% style="background-color:#dcdcdc" %) AT+NJM=0(%%) 1705 +(% style="background-color:#dcdcdc" %) AT+NJM=0(%%) Set to ABP mode 1818 1818 ))) 1819 1819 1820 1820 ((( 1821 -(% style="background-color:#dcdcdc" %) AT+ADR=0(%%) 1709 +(% style="background-color:#dcdcdc" %) AT+ADR=0(%%) Set the Adaptive Data Rate Off 1822 1822 ))) 1823 1823 1824 1824 ((( 1825 -(% style="background-color:#dcdcdc" %) AT+DR=5(%%) 1713 +(% style="background-color:#dcdcdc" %) AT+DR=5(%%) Set Data Rate 1826 1826 ))) 1827 1827 1828 1828 ((( 1829 -(% style="background-color:#dcdcdc" %) AT+TDC=60000(%%) 1717 +(% style="background-color:#dcdcdc" %) AT+TDC=60000(%%) Set transmit interval to 60 seconds 1830 1830 ))) 1831 1831 1832 1832 ((( 1833 -(% style="background-color:#dcdcdc" %) AT+CHS=868400000(%%) 1721 +(% style="background-color:#dcdcdc" %) AT+CHS=868400000(%%) Set transmit frequency to 868.4Mhz 1834 1834 ))) 1835 1835 1836 1836 ((( 1837 -(% style="background-color:#dcdcdc" %) AT+RX2FQ=868400000(%%) 1725 +(% style="background-color:#dcdcdc" %) AT+RX2FQ=868400000(%%) Set RX2Frequency to 868.4Mhz (according to the result from server) 1838 1838 ))) 1839 1839 1840 1840 ((( 1841 -(% style="background-color:#dcdcdc" %) AT+RX2DR=5(%%) 1729 +(% style="background-color:#dcdcdc" %) AT+RX2DR=5(%%) Set RX2DR to match the downlink DR from server. see below 1842 1842 ))) 1843 1843 1844 1844 ((( 1845 -(% style="background-color:#dcdcdc" %) AT+DADDR=26 01 1A F1 (%%) 1733 +(% 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. 1846 1846 ))) 1847 1847 1848 1848 ((( 1849 -(% style="background-color:#dcdcdc" %) ATZ (%%) Reset MCU 1850 - 1851 - 1737 +(% style="background-color:#dcdcdc" %) ATZ (%%) Reset MCU 1852 1852 ))) 1853 1853 1854 1854 ((( ... ... @@ -1870,7 +1870,6 @@ 1870 1870 1871 1871 ))) 1872 1872 1873 - 1874 1874 === 4.2.3 Change to Class A === 1875 1875 1876 1876 If sensor JOINED ... ... @@ -1882,25 +1882,19 @@ 1882 1882 1883 1883 == 5.1 How to upgrade the image? == 1884 1884 1885 - 1886 1886 The LT LoRaWAN Controller is shipped with a 3.5mm cable, the cable is used to upload image to LT to: 1887 1887 1888 1888 * Support new features 1889 1889 * For bug fix 1890 1890 * Change LoRaWAN bands. 1891 - 1892 1892 Below shows the hardware connection for how to upload an image to the LT: 1776 +* [[image:1653359603330-121.png]] 1893 1893 1894 -[[image:1653359603330-121.png]] 1895 - 1896 - 1897 1897 ((( 1898 -(% 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]]. 1899 -(% 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/]]. 1900 -(% style="color:blue" %)**Step3**(%%)**:** Open flashloader; choose the correct COM port to update. 1901 - 1902 - 1903 -(% style="color:blue" %)**For LT-22222-L**(%%): 1779 +**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]]. 1780 +**Step2**: Download the [[LT Image files>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/image/]]. 1781 +**Step3: **Open flashloader; choose the correct COM port to update. 1782 +**For LT-22222-L**: 1904 1904 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. 1905 1905 ))) 1906 1906 ... ... @@ -1910,7 +1910,6 @@ 1910 1910 1911 1911 [[image:image-20220524104033-15.png]] 1912 1912 1913 - 1914 1914 (% 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: 1915 1915 1916 1916 [[image:1653360054704-518.png||height="186" width="745"]] ... ... @@ -1918,8 +1918,6 @@ 1918 1918 1919 1919 ((( 1920 1920 ((( 1921 - 1922 - 1923 1923 == 5.2 How to change the LoRa Frequency Bands/Region? == 1924 1924 ))) 1925 1925 ))) ... ... @@ -1926,11 +1926,11 @@ 1926 1926 1927 1927 ((( 1928 1928 User can follow the introduction for [[how to upgrade image>>||anchor="H5.1Howtoupgradetheimage3F"]]. When download the images, choose the required image file for download. 1929 -))) 1930 1930 1931 -((( 1932 1932 1807 +))) 1933 1933 1809 +((( 1934 1934 == 5.3 How to set up LT to work with Single Channel Gateway such as LG01/LG02? == 1935 1935 ))) 1936 1936 ... ... @@ -1943,8 +1943,6 @@ 1943 1943 ((( 1944 1944 ((( 1945 1945 Assume we have a LG02 working in the frequency 868400000 now , below is the step. 1946 - 1947 - 1948 1948 ))) 1949 1949 ))) 1950 1950 ... ... @@ -1960,25 +1960,23 @@ 1960 1960 (% 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. 1961 1961 ))) 1962 1962 1963 - 1964 1964 ((( 1965 1965 (% style="color:#4f81bd" %)**Step2**(%%)**: **Run AT Command to make LT work in Single frequency & ABP mode. Below is the AT commands: 1966 1966 ))) 1967 1967 1968 1968 ((( 1969 -(% style="background-color:#dcdcdc" %)123456 (%%) 1970 -(% style="background-color:#dcdcdc" %)AT+FDR(%%) 1971 -(% style="background-color:#dcdcdc" %)123456 (%%) 1972 -(% style="background-color:#dcdcdc" %)AT+NJM=0 (%%) 1973 -(% style="background-color:#dcdcdc" %)AT+ADR=0 (%%) 1974 -(% style="background-color:#dcdcdc" %)AT+DR=5 (%%) 1975 -(% style="background-color:#dcdcdc" %)AT+TDC=60000 (%%) 1976 -(% style="background-color:#dcdcdc" %)AT+CHS=868400000(%%) 1977 -(% style="background-color:#dcdcdc" %)AT+DADDR=26 01 1A F1(%%) 1978 -(% style="background-color:#dcdcdc" %)ATZ (%%) 1842 +(% style="background-color:#dcdcdc" %)123456 (%%) Enter Password to have AT access. 1843 +(% style="background-color:#dcdcdc" %)AT+FDR (%%) Reset Parameters to Factory Default, Keys Reserve 1844 +(% style="background-color:#dcdcdc" %)123456 (%%) Enter Password to have AT access. 1845 +(% style="background-color:#dcdcdc" %)AT+NJM=0 (%%)Set to ABP mode 1846 +(% style="background-color:#dcdcdc" %)AT+ADR=0 (%%)Set the Adaptive Data Rate Off 1847 +(% style="background-color:#dcdcdc" %)AT+DR=5 (%%) Set Data Rate (Set AT+DR=3 for 915 band) 1848 +(% style="background-color:#dcdcdc" %)AT+TDC=60000 (%%)Set transmit interval to 60 seconds 1849 +(% style="background-color:#dcdcdc" %)AT+CHS=868400000 (%%)Set transmit frequency to 868.4Mhz 1850 +(% style="background-color:#dcdcdc" %)AT+DADDR=26 01 1A F1(%%) Set Device Address to 26 01 1A F1 1851 +(% style="background-color:#dcdcdc" %)ATZ (%%)Reset MCU 1979 1979 ))) 1980 1980 1981 - 1982 1982 ((( 1983 1983 As shown in below: 1984 1984 ))) ... ... @@ -1991,15 +1991,10 @@ 1991 1991 ((( 1992 1992 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. 1993 1993 1994 - 1995 -== 5.5 Can i use point to point communication for LT-22222-L? == 1996 - 1997 -Yes, please refer [[Point to Point Communication>>doc:Main. Point to Point Communication of LT-22222-L.WebHome]] 1866 + 1998 1998 ))) 1999 1999 2000 2000 ((( 2001 - 2002 - 2003 2003 = 6. Trouble Shooting = 2004 2004 ))) 2005 2005 ... ... @@ -2011,11 +2011,11 @@ 2011 2011 2012 2012 ((( 2013 2013 Please see this link for how to debug: [[LoRaWAN Communication Debug>>doc:Main.LoRaWAN Communication Debug.WebHome||anchor="H5.1Howitwork"]] 2014 -))) 2015 2015 2016 -((( 2017 2017 1883 +))) 2018 2018 1885 +((( 2019 2019 == 6.2 Have trouble to upload image. == 2020 2020 ))) 2021 2021 ... ... @@ -2025,7 +2025,9 @@ 2025 2025 2026 2026 ((( 2027 2027 1895 +))) 2028 2028 1897 +((( 2029 2029 == 6.3 Why I can’t join TTN in US915 /AU915 bands? == 2030 2030 ))) 2031 2031 ... ... @@ -2033,55 +2033,147 @@ 2033 2033 It might be about the channels mapping. [[Please see this link for detail>>doc:Main.LoRaWAN Communication Debug.WebHome||anchor="H2.NoticeofUS9152FCN4702FAU915Frequencyband"]] 2034 2034 ))) 2035 2035 1905 +((( 1906 + 1907 +))) 2036 2036 2037 - 1909 +((( 2038 2038 = 7. Order Info = 1911 +))) 2039 2039 2040 - 1913 +((( 1914 +((( 2041 2041 (% style="color:#4f81bd" %)**LT-22222-L-XXX:** 1916 +))) 1917 +))) 2042 2042 2043 - 1919 +((( 1920 +((( 2044 2044 (% style="color:#4f81bd" %)**XXX:** 1922 +))) 1923 +))) 2045 2045 2046 -* (% style="color:#4f81bd" %)**EU433**(%%): LT with frequency bands EU433 2047 -* (% style="color:#4f81bd" %)**EU868**(%%): LT with frequency bands EU868 2048 -* (% style="color:#4f81bd" %)**KR920**(%%): LT with frequency bands KR920 2049 -* (% style="color:#4f81bd" %)**CN470**(%%): LT with frequency bands CN470 2050 -* (% style="color:#4f81bd" %)**AS923**(%%): LT with frequency bands AS923 2051 -* (% style="color:#4f81bd" %)**AU915**(%%): LT with frequency bands AU915 2052 -* (% style="color:#4f81bd" %)**US915**(%%): LT with frequency bands US915 2053 -* (% style="color:#4f81bd" %)**IN865**(%%): LT with frequency bands IN865 2054 -* (% style="color:#4f81bd" %)**CN779**(%%): LT with frequency bands CN779 1925 +((( 1926 +* ((( 1927 +(% style="color:#4f81bd" %)**EU433**(%%): LT with frequency bands EU433 1928 +))) 1929 +))) 2055 2055 2056 -= 8. Packing Info = 1931 +((( 1932 +* ((( 1933 +(% style="color:#4f81bd" %)**EU868**(%%): LT with frequency bands EU868 1934 +))) 1935 +))) 2057 2057 1937 +((( 1938 +* ((( 1939 +(% style="color:#4f81bd" %)**KR920**(%%): LT with frequency bands KR920 1940 +))) 1941 +))) 2058 2058 1943 +((( 1944 +* ((( 1945 +(% style="color:#4f81bd" %)**CN470**(%%): LT with frequency bands CN470 1946 +))) 1947 +))) 1948 + 1949 +((( 1950 +* ((( 1951 +(% style="color:#4f81bd" %)**AS923**(%%): LT with frequency bands AS923 1952 +))) 1953 +))) 1954 + 1955 +((( 1956 +* ((( 1957 +(% style="color:#4f81bd" %)**AU915**(%%): LT with frequency bands AU915 1958 +))) 1959 +))) 1960 + 1961 +((( 1962 +* ((( 1963 +(% style="color:#4f81bd" %)**US915**(%%): LT with frequency bands US915 1964 +))) 1965 +))) 1966 + 1967 +((( 1968 +* ((( 1969 +(% style="color:#4f81bd" %)**IN865**(%%): LT with frequency bands IN865 1970 +))) 1971 +))) 1972 + 1973 +((( 1974 +* ((( 1975 +(% style="color:#4f81bd" %)**CN779**(%%): LT with frequency bands CN779 1976 + 1977 + 1978 +))) 1979 + 1980 += 8. Packing Info = 1981 +))) 1982 + 1983 +((( 1984 +((( 2059 2059 **Package Includes**: 1986 +))) 1987 +))) 2060 2060 1989 +((( 1990 +((( 2061 2061 * LT-22222-L I/O Controller x 1 2062 2062 * Stick Antenna for LoRa RF part x 1 2063 2063 * Bracket for controller x1 2064 2064 * Program cable x 1 1995 +))) 1996 +))) 2065 2065 1998 +((( 1999 +((( 2066 2066 **Dimension and weight**: 2001 +))) 2002 +))) 2067 2067 2004 +((( 2005 +((( 2068 2068 * Device Size: 13.5 x 7 x 3 cm 2069 2069 * Device Weight: 105g 2070 2070 * Package Size / pcs : 14.5 x 8 x 5 cm 2071 2071 * Weight / pcs : 170g 2072 2072 2011 + 2012 +))) 2013 +))) 2014 + 2015 +((( 2073 2073 = 9. Support = 2017 +))) 2074 2074 2075 2075 * ((( 2020 +((( 2076 2076 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. 2077 2077 ))) 2023 +))) 2078 2078 * ((( 2079 -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]] 2025 +((( 2026 +Provide as much information as possible regarding your enquiry (product models, accurately describe your problem and steps to replicate it etc) and send a mail to 2080 2080 ))) 2028 +))) 2081 2081 2030 +((( 2031 +((( 2032 + [[support@dragino.com>>url:file:///D:/市场资料/说明书/LoRa/LT系列/support@dragino.com]] 2033 + 2034 + 2035 +))) 2036 + 2037 +((( 2082 2082 = 10. Reference = 2083 2083 2084 -* 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]] 2040 +* Product Page: 2041 + 2042 +LT-22222-L: [[http:~~/~~/www.dragino.com/products/lora-lorawan-end-node/item/156-lt-22222-l.html>>url:http://www.dragino.com/products/lora-lorawan-end-node/item/156-lt-22222-l.html]] 2043 + 2085 2085 * [[Image Download>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/image/]] 2086 2086 * [[AT Command Manual>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/]] 2087 2087 * [[Hardware Source>>url:https://github.com/dragino/Lora/tree/master/LT/LT-33222-L/v1.0]] 2047 +))) 2048 +)))