Changes for page LT-22222-L -- LoRa I/O Controller User Manual
Last modified by Mengting Qiu on 2025/06/04 18:42
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... ... @@ -11,6 +11,9 @@ 11 11 12 12 13 13 14 + 15 + 16 + 14 14 = 1.Introduction = 15 15 16 16 == 1.1 What is LT Series I/O Controller == ... ... @@ -48,6 +48,8 @@ 48 48 == 1.2 Specifications == 49 49 50 50 ((( 54 + 55 + 51 51 **Hardware System:** 52 52 ))) 53 53 ... ... @@ -167,8 +167,6 @@ 167 167 * Firmware upgradable via program port 168 168 * Counting 169 169 170 - 171 - 172 172 == 1.4 Applications == 173 173 174 174 * Smart Buildings & Home Automation ... ... @@ -202,6 +202,7 @@ 202 202 [[image:1653297104069-180.png]] 203 203 204 204 208 + 205 205 = 3. Operation Mode = 206 206 207 207 == 3.1 How it works? == ... ... @@ -216,6 +216,8 @@ 216 216 217 217 ))) 218 218 223 + 224 + 219 219 == 3.2 Example to join LoRaWAN network == 220 220 221 221 ((( ... ... @@ -257,6 +257,7 @@ 257 257 [[image:1653298044601-602.png||height="405" width="709"]] 258 258 259 259 266 + 260 260 == 3.3 Uplink Payload == 261 261 262 262 There are five working modes + one interrupt mode on LT for different type application: ... ... @@ -318,8 +318,11 @@ 318 318 ** DO1 is high in case there is load between DO1 and V+. 319 319 ** DO1 LED is off in both case 320 320 328 + 329 + 321 321 === 3.3.2 AT+MOD~=2, (Double DI Counting) === 322 322 332 + 323 323 **For LT-22222-L**: this mode the **DI1 and DI2** are used as counting pins. 324 324 325 325 ((( ... ... @@ -328,6 +328,7 @@ 328 328 329 329 [[image:image-20220523180452-3.png]] 330 330 341 + 331 331 ((( 332 332 (% style="color:#4f81bd" %)**DIDORO**(%%) is a combination for RO1, RO2, DO3, DO2 and DO1. Totally 1bytes as below 333 333 ))) ... ... @@ -343,6 +343,8 @@ 343 343 ))) 344 344 345 345 ((( 357 + 358 + 346 346 **To use counting mode, please run:** 347 347 ))) 348 348 ... ... @@ -361,6 +361,8 @@ 361 361 ))) 362 362 363 363 ((( 377 + 378 + 364 364 (% style="color:#4f81bd" %)**AT Commands for counting:** 365 365 ))) 366 366 ... ... @@ -411,6 +411,7 @@ 411 411 ))) 412 412 413 413 429 + 414 414 === 3.3.3 AT+MOD~=3, Single DI Counting + 2 x ACI === 415 415 416 416 **LT22222-L**: This mode the DI1 is used as a counting pin. ... ... @@ -455,8 +455,10 @@ 455 455 456 456 ))) 457 457 474 + 458 458 === 3.3.4 AT+MOD~=4, Single DI Counting + 1 x Voltage Counting === 459 459 477 + 460 460 **LT22222-L**: This mode the DI1 is used as a counting pin. 461 461 462 462 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. ... ... @@ -463,6 +463,7 @@ 463 463 464 464 [[image:image-20220523181903-8.png]] 465 465 484 + 466 466 ((( 467 467 (% style="color:#4f81bd" %)**DIDORO **(%%)is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below 468 468 ))) ... ... @@ -478,6 +478,8 @@ 478 478 ))) 479 479 480 480 ((( 500 + 501 + 481 481 **To use this mode, please run:** 482 482 ))) 483 483 ... ... @@ -504,6 +504,8 @@ 504 504 ))) 505 505 506 506 ((( 528 + 529 + 507 507 **Plus below command for AVI1 Counting:** 508 508 ))) 509 509 ... ... @@ -536,13 +536,17 @@ 536 536 ))) 537 537 538 538 562 + 539 539 === 3.3.5 AT+MOD~=5, Single DI Counting + 2 x AVI + 1 x ACI === 540 540 565 + 541 541 **LT22222-L**: This mode the DI1 is used as a counting pin. 542 542 543 543 [[image:image-20220523182334-9.png]] 544 544 545 545 ((( 571 + 572 + 546 546 (% style="color:#4f81bd" %)**DIDORO**(%%) is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below 547 547 ))) 548 548 ... ... @@ -557,6 +557,8 @@ 557 557 ))) 558 558 559 559 ((( 587 + 588 + 560 560 **To use this mode, please run:** 561 561 ))) 562 562 ... ... @@ -576,12 +576,13 @@ 576 576 577 577 ((( 578 578 Other AT Commands for counting are similar to [[MOD2 Counting Command>>||anchor="H3.3.2AT2BMOD3D22C28DoubleDICounting29"]]. 579 - 580 - 581 581 ))) 582 582 610 + 611 + 583 583 === 3.3.6 AT+ADDMOD~=6. (Trigger Mode, Optional) === 584 584 614 + 585 585 (% style="color:#4f81bd" %)**This mode is an optional mode for trigger purpose. It can run together with other mode.** 586 586 587 587 For example, if user has configured below commands: ... ... @@ -589,11 +589,13 @@ 589 589 * **AT+MOD=1 ** **~-~->** The normal working mode 590 590 * **AT+ADDMOD6=1** **~-~->** Enable trigger 591 591 622 + 592 592 LT will keep monitoring AV1/AV2/AC1/AC2 every 5 seconds; LT will send uplink packets in two cases: 593 593 594 594 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 595 595 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.** 596 596 628 + 597 597 **AT Command to set Trigger Condition**: 598 598 599 599 (% style="color:#4f81bd" %)**Trigger base on voltage**: ... ... @@ -606,6 +606,7 @@ 606 606 607 607 AT+AVLIM=5000,0,0,0 (If AVI1 voltage lower than 5V , trigger uplink, 0 means ignore) 608 608 641 + 609 609 (% style="color:#4f81bd" %)**Trigger base on current**: 610 610 611 611 Format: AT+ACLIM=<AC1_LIMIT_LOW>,< AC1_LIMIT_HIGH>,<AC2_LIMIT_LOW>,< AC2_LIMIT_HIGH> ... ... @@ -614,6 +614,7 @@ 614 614 615 615 AT+ACLIM=10000,15000,0,0 (If ACI1 voltage lower than 10mA or higher than 15mA, trigger an uplink) 616 616 650 + 617 617 (% style="color:#4f81bd" %)**Trigger base on DI status**: 618 618 619 619 DI status trigger Flag. ... ... @@ -643,14 +643,17 @@ 643 643 644 644 Yy4 yy4: AC2 or AV2 high limit. 645 645 680 + 646 646 **Example1**: AA 00 13 88 00 00 00 00 00 00 647 647 648 648 Same as AT+AVLIM=5000,0,0,0 (If AVI1 voltage lower than 5V , trigger uplink, 0 means ignore) 649 649 685 + 650 650 **Example2**: AA 02 01 00 651 651 652 652 Same as AT+ DTRI =1,0 (Enable DI1 trigger / disable DI2 trigger) 653 653 690 + 654 654 (% style="color:#4f81bd" %)**Trigger Settings Payload Explanation:** 655 655 656 656 MOD6 Payload : total 11 bytes payload ... ... @@ -657,6 +657,7 @@ 657 657 658 658 [[image:image-20220524085923-1.png]] 659 659 697 + 660 660 (% style="color:#4f81bd" %)**TRI FLAG1**(%%) is a combination to show if trigger is set for this part. Totally 1byte as below 661 661 662 662 [[image:image-20220524090106-2.png]] ... ... @@ -663,6 +663,7 @@ 663 663 664 664 * Each bits shows if the corresponding trigger has been configured. 665 665 704 + 666 666 **Example:** 667 667 668 668 10100000: Means the system has configure to use the trigger: AC1_LOW and AV2_LOW ... ... @@ -674,6 +674,7 @@ 674 674 675 675 * Each bits shows which status has been trigger on this uplink. 676 676 716 + 677 677 **Example:** 678 678 679 679 10000000: Means this packet is trigger by AC1_LOW. Means voltage too low. ... ... @@ -685,6 +685,7 @@ 685 685 686 686 * Each bits shows which status has been trigger on this uplink. 687 687 728 + 688 688 **Example:** 689 689 690 690 00000111: Means both DI1 and DI2 trigger are enabled and this packet is trigger by DI1. ... ... @@ -701,14 +701,19 @@ 701 701 When device got this command, it will send the MOD6 payload. 702 702 703 703 745 + 704 704 === 3.3.7 Payload Decoder === 705 705 706 706 ((( 749 + 750 + 707 707 **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/]] 708 708 709 709 710 710 ))) 711 711 756 + 757 + 712 712 == 3.4 Configure LT via AT or Downlink == 713 713 714 714 User can configure LT I/O Controller via AT Commands or LoRaWAN Downlink Commands ... ... @@ -717,15 +717,18 @@ 717 717 There are two kinds of Commands: 718 718 ))) 719 719 720 -* (% style="color:#4f81bd" %)**Common Commands**(%%): They should be available for each sensor, such as: change uplink interval, reset device. For firmware v1.5.4, user can find what common commands it supports: http:~/~/wiki.dragino.com/index.php?title=End_Device_AT_Commands_and_Downlink_Commands766 +* (% style="color:#4f81bd" %)**Common Commands**(%%): They should be available for each sensor, such as: change uplink interval, reset device. For firmware v1.5.4, user can find what common commands it supports: [[End Device AT Commands and Downlink Command>>doc:Main.End Device AT Commands and Downlink Command.WebHome]] 721 721 722 722 * (% style="color:#4f81bd" %)**Sensor Related Commands**(%%): These commands are special designed for LT-22222-L. User can see these commands below: 723 723 770 + 771 + 724 724 === 3.4.1 Common Commands === 725 725 726 726 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]] 727 727 728 728 777 + 729 729 === 3.4.2 Sensor related commands === 730 730 731 731 ==== 3.4.2.1 Set Transmit Interval ==== ... ... @@ -741,6 +741,7 @@ 741 741 742 742 **Example: **AT+TDC=30000. Means set interval to 30 seconds 743 743 793 + 744 744 * Downlink Payload (prefix 0x01): 745 745 746 746 (% class="box infomessage" %) ... ... @@ -749,6 +749,7 @@ 749 749 ))) 750 750 751 751 802 + 752 752 ==== 3.4.2.2 Set Work Mode (AT+MOD) ==== 753 753 754 754 Set work mode. ... ... @@ -762,6 +762,7 @@ 762 762 763 763 **Example**: AT+MOD=2. Set work mode to Double DI counting mode 764 764 816 + 765 765 * Downlink Payload (prefix 0x0A): 766 766 767 767 (% class="box infomessage" %) ... ... @@ -770,6 +770,7 @@ 770 770 ))) 771 771 772 772 825 + 773 773 ==== 3.4.2.3 Poll an uplink ==== 774 774 775 775 * AT Command: ... ... @@ -776,6 +776,7 @@ 776 776 777 777 There is no AT Command to poll uplink 778 778 832 + 779 779 * Downlink Payload (prefix 0x08): 780 780 781 781 (% class="box infomessage" %) ... ... @@ -786,9 +786,10 @@ 786 786 **Example**: 0x08FF, ask device to send an Uplink 787 787 788 788 843 + 789 789 ==== 3.4.2.4 Enable Trigger Mode ==== 790 790 791 -Use of trigger mode, please check [[ADDMOD6>> path:http://8.211.40.43:8080/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/#H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29]]846 +Use of trigger mode, please check [[ADDMOD6>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]] 792 792 793 793 * AT Command: 794 794 ... ... @@ -801,6 +801,7 @@ 801 801 802 802 0: Disable Trigger Mode 803 803 859 + 804 804 * Downlink Payload (prefix 0x0A 06): 805 805 806 806 (% class="box infomessage" %) ... ... @@ -809,6 +809,7 @@ 809 809 ))) 810 810 811 811 868 + 812 812 ==== 3.4.2.5 Poll trigger settings ==== 813 813 814 814 Poll trigger settings, ... ... @@ -817,6 +817,7 @@ 817 817 818 818 There is no AT Command for this feature. 819 819 877 + 820 820 * Downlink Payload (prefix 0x AB 06): 821 821 822 822 (% class="box infomessage" %) ... ... @@ -825,6 +825,7 @@ 825 825 ))) 826 826 827 827 886 + 828 828 ==== 3.4.2.6 Enable / Disable DI1/DI2/DI3 as trigger ==== 829 829 830 830 Enable Disable DI1/DI2/DI2 as trigger, ... ... @@ -836,6 +836,7 @@ 836 836 **Format: AT+DTRI=<DI1_TIRGGER_FlAG>,< DI2_TIRGGER_FlAG >** 837 837 ))) 838 838 898 + 839 839 **Example:** 840 840 841 841 AT+ DTRI =1,0 (Enable DI1 trigger / disable DI2 trigger) ... ... @@ -848,6 +848,7 @@ 848 848 ))) 849 849 850 850 911 + 851 851 ==== 3.4.2.7 Trigger1 – Set DI1 or DI3 as trigger ==== 852 852 853 853 Set DI1 or DI3(for LT-33222-L) trigger. ... ... @@ -863,10 +863,12 @@ 863 863 864 864 b : delay timing. 865 865 927 + 866 866 **Example:** 867 867 868 868 AT+TRIG1=1,100(set DI1 port to trigger on high level, valid signal is 100ms ) 869 869 932 + 870 870 * Downlink Payload (prefix 0x09 01 ): 871 871 872 872 (% class="box infomessage" %) ... ... @@ -875,6 +875,7 @@ 875 875 ))) 876 876 877 877 941 + 878 878 ==== 3.4.2.8 Trigger2 – Set DI2 as trigger ==== 879 879 880 880 Set DI2 trigger. ... ... @@ -890,10 +890,12 @@ 890 890 891 891 b : delay timing. 892 892 957 + 893 893 **Example:** 894 894 895 895 AT+TRIG2=0,100(set DI1 port to trigger on low level, valid signal is 100ms ) 896 896 962 + 897 897 * Downlink Payload (prefix 0x09 02 ): 898 898 899 899 (% class="box infomessage" %) ... ... @@ -902,9 +902,10 @@ 902 902 ))) 903 903 904 904 971 + 905 905 ==== 3.4.2.9 Trigger – Set AC (current) as trigger ==== 906 906 907 -Set current trigger , base on AC port. See [[trigger mode>> path:http://8.211.40.43:8080/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/#H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29]]974 +Set current trigger , base on AC port. See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]] 908 908 909 909 * AT Command: 910 910 ... ... @@ -913,33 +913,37 @@ 913 913 **AT+ACLIM. ** 914 914 ))) 915 915 983 + 916 916 * Downlink Payload (prefix 0xAA 01 ): 917 917 918 918 (% class="box infomessage" %) 919 919 ((( 920 -**0x AA 01 aa bb cc dd ee ff gg hh ~/~/ same as AT+ACLIM See [[trigger mode>> url:http://8.211.40.43:8080/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/#H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29]]**988 +**0x AA 01 aa bb cc dd ee ff gg hh ~/~/ same as AT+ACLIM See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]** 921 921 ))) 922 922 923 923 992 + 924 924 ==== 3.4.2.10 Trigger – Set AV (voltage) as trigger ==== 925 925 926 -Set current trigger , base on AV port. See [[trigger mode>> url:http://8.211.40.43:8080/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/#H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29]]995 +Set current trigger , base on AV port. See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]] 927 927 928 928 * AT Command: 929 929 930 930 (% class="box infomessage" %) 931 931 ((( 932 -**AT+AVLIM. See [[trigger mode>> url:http://8.211.40.43:8080/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/#H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29]]**1001 +**AT+AVLIM. See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]** 933 933 ))) 934 934 1004 + 935 935 * Downlink Payload (prefix 0xAA 00 ): 936 936 937 937 (% class="box infomessage" %) 938 938 ((( 939 -**0x AA 00 aa bb cc dd ee ff gg hh ~/~/ same as AT+AVLIM See [[trigger mode>> url:http://8.211.40.43:8080/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/#H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29]] **1009 +**0x AA 00 aa bb cc dd ee ff gg hh ~/~/ same as AT+AVLIM See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]] ** 940 940 ))) 941 941 942 942 1013 + 943 943 ==== 3.4.2.11 Trigger – Set minimum interval ==== 944 944 945 945 Set AV and AC trigger minimum interval, system won’t response to the second trigger within this set time after the first trigger. ... ... @@ -951,6 +951,7 @@ 951 951 **AT+ATDC=5. Device won’t response the second trigger within 5 minute after the first trigger.** 952 952 ))) 953 953 1025 + 954 954 * Downlink Payload (prefix 0xAC ): 955 955 956 956 (% class="box infomessage" %) ... ... @@ -959,6 +959,7 @@ 959 959 ))) 960 960 961 961 1034 + 962 962 ==== 3.4.2.12 DO ~-~- Control Digital Output DO1/DO2/DO3 ==== 963 963 964 964 * AT Command: ... ... @@ -965,6 +965,7 @@ 965 965 966 966 There is no AT Command to control Digital Output 967 967 1041 + 968 968 * Downlink Payload (prefix 0x02): 969 969 970 970 (% class="box infomessage" %) ... ... @@ -991,6 +991,7 @@ 991 991 ))) 992 992 993 993 1068 + 994 994 ==== 3.4.2.13 DO ~-~- Control Digital Output DO1/DO2/DO3 with time control ==== 995 995 996 996 * AT Command: ... ... @@ -997,6 +997,7 @@ 997 997 998 998 There is no AT Command to control Digital Output 999 999 1075 + 1000 1000 * Downlink Payload (prefix 0xA9): 1001 1001 1002 1002 (% class="box infomessage" %) ... ... @@ -1016,18 +1016,22 @@ 1016 1016 1017 1017 00: DO pins will change to an inverter state after timeout 1018 1018 1095 + 1019 1019 (% style="color:#4f81bd" %)**Third Byte**(%%): Control Method and Ports status: 1020 1020 1021 1021 [[image:image-20220524093238-6.png]] 1022 1022 1100 + 1023 1023 (% style="color:#4f81bd" %)**Fourth Byte**(%%): Control Method and Ports status: 1024 1024 1025 1025 [[image:image-20220524093328-7.png]] 1026 1026 1105 + 1027 1027 (% style="color:#4f81bd" %)**Fifth Byte**(%%): Control Method and Ports status: 1028 1028 1029 1029 [[image:image-20220524093351-8.png]] 1030 1030 1110 + 1031 1031 (% style="color:#4f81bd" %)**Sixth and Seventh Byte**: 1032 1032 1033 1033 Latching time. Unit: ms ... ... @@ -1034,6 +1034,7 @@ 1034 1034 1035 1035 Device will upload a packet if downlink code executes successfully. 1036 1036 1117 + 1037 1037 **Example payload:** 1038 1038 1039 1039 **~1. A9 01 01 01 01 07 D0** ... ... @@ -1053,12 +1053,14 @@ 1053 1053 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 1054 1054 1055 1055 1056 -=== 3.4.2.14 Relay ~-~- Control Relay Output RO1/RO2 === 1057 1057 1138 +==== 3.4.2.14 Relay ~-~- Control Relay Output RO1/RO2 ==== 1139 + 1058 1058 * AT Command: 1059 1059 1060 1060 There is no AT Command to control Relay Output 1061 1061 1144 + 1062 1062 * Downlink Payload (prefix 0x03): 1063 1063 1064 1064 (% class="box infomessage" %) ... ... @@ -1081,6 +1081,7 @@ 1081 1081 Device will upload a packet if downlink code executes successfully. 1082 1082 1083 1083 1167 + 1084 1084 ==== 3.4.2.15 Relay ~-~- Control Relay Output RO1/RO2 with time control ==== 1085 1085 1086 1086 * AT Command: ... ... @@ -1087,6 +1087,7 @@ 1087 1087 1088 1088 There is no AT Command to control Relay Output 1089 1089 1174 + 1090 1090 * Downlink Payload (prefix 0x05): 1091 1091 1092 1092 (% class="box infomessage" %) ... ... @@ -1104,14 +1104,17 @@ 1104 1104 1105 1105 00: Relays will change to an inverter state after timeout 1106 1106 1192 + 1107 1107 (% style="color:#4f81bd" %)**Third Byte(bb)**(%%): Control Method and Ports status: 1108 1108 1109 1109 [[image:image-20220524093831-10.png]] 1110 1110 1197 + 1111 1111 (% style="color:#4f81bd" %)**Fourth/Fifth Bytes(cc)**(%%): Latching time. Unit: ms 1112 1112 1113 1113 Device will upload a packet if downlink code executes successfully. 1114 1114 1202 + 1115 1115 **Example payload:** 1116 1116 1117 1117 **~1. 05 01 11 07 D0** ... ... @@ -1131,17 +1131,19 @@ 1131 1131 Relay 1 & relay2 will change to NC, last 2 seconds, then both change to NO. 1132 1132 1133 1133 1222 + 1134 1134 ==== 3.4.2.16 Counting ~-~- Voltage threshold counting ==== 1135 1135 1136 -When voltage exceed the threshold, count. Feature see [[MOD4>> path:http://8.211.40.43:8080/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/#H3.3.4AT2BMOD3D42CSingleDICounting2B1xVoltageCounting]]1225 +When voltage exceed the threshold, count. Feature see [[MOD4>>||anchor="H3.3.4AT2BMOD3D42CSingleDICounting2B1xVoltageCounting"]] 1137 1137 1138 1138 * AT Command: 1139 1139 1140 1140 (% class="box infomessage" %) 1141 1141 ((( 1142 -**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]]**1231 +**AT+VOLMAX ~/~/ See [[MOD4>>||anchor="H3.3.4AT2BMOD3D42CSingleDICounting2B1xVoltageCounting"]]** 1143 1143 ))) 1144 1144 1234 + 1145 1145 * Downlink Payload (prefix 0xA5): 1146 1146 1147 1147 (% class="box infomessage" %) ... ... @@ -1150,6 +1150,7 @@ 1150 1150 ))) 1151 1151 1152 1152 1243 + 1153 1153 ==== 3.4.2.17 Counting ~-~- Pre-configure the Count Number ==== 1154 1154 1155 1155 * AT Command: ... ... @@ -1167,6 +1167,7 @@ 1167 1167 1168 1168 Bb cc dd ee: number to be set 1169 1169 1261 + 1170 1170 * Downlink Payload (prefix 0xA8): 1171 1171 1172 1172 (% class="box infomessage" %) ... ... @@ -1175,6 +1175,7 @@ 1175 1175 ))) 1176 1176 1177 1177 1270 + 1178 1178 ==== 3.4.2.18 Counting ~-~- Clear Counting ==== 1179 1179 1180 1180 Clear counting for counting mode ... ... @@ -1194,6 +1194,7 @@ 1194 1194 ))) 1195 1195 1196 1196 1290 + 1197 1197 ==== 3.4.2.19 Counting ~-~- Change counting mode save time ==== 1198 1198 1199 1199 * AT Command: ... ... @@ -1216,16 +1216,17 @@ 1216 1216 1217 1217 ))) 1218 1218 1313 + 1219 1219 == 3.5 Integrate with Mydevice == 1220 1220 1221 1221 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: 1222 1222 1223 1223 ((( 1224 -**Step 1**: Be sure that your device is programmed and properly connected to the network at this time. 1319 +(% style="color:blue" %)**Step 1**(%%): Be sure that your device is programmed and properly connected to the network at this time. 1225 1225 ))) 1226 1226 1227 1227 ((( 1228 -**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: 1323 +(% 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: 1229 1229 ))) 1230 1230 1231 1231 [[image:1653356737703-362.png||height="232" width="732"]] ... ... @@ -1232,30 +1232,38 @@ 1232 1232 1233 1233 [[image:image-20220524094641-11.png||height="390" width="723"]] 1234 1234 1330 + 1235 1235 [[image:image-20220524094641-12.png||height="402" width="718"]] 1236 1236 1237 -**Step 3**: Create an account or log in Mydevices. 1238 1238 1239 -**Step 4**:SearchLT-22222-L(forbothLT-22222-L / LT-33222-L) andadd DevEUI.(% style="display:none" %)1334 +(% style="color:blue" %)**Step 3**(%%): Create an account or log in Mydevices. 1240 1240 1336 +(% style="color:blue" %)**Step 4**(%%): Search LT-22222-L(for both LT-22222-L / LT-33222-L) and add DevEUI.(% style="display:none" %) 1337 + 1241 1241 Search under The things network 1242 1242 1243 1243 [[image:1653356838789-523.png||height="337" width="740"]] 1244 1244 1245 1245 1343 + 1246 1246 After added, the sensor data arrive TTN, it will also arrive and show in Mydevices. 1247 1247 1248 1248 [[image:image-20220524094909-1.png||height="335" width="729"]] 1249 1249 1348 + 1250 1250 [[image:image-20220524094909-2.png||height="337" width="729"]] 1251 1251 1351 + 1252 1252 [[image:image-20220524094909-3.png||height="338" width="727"]] 1253 1253 1354 + 1254 1254 [[image:image-20220524094909-4.png||height="339" width="728"]](% style="display:none" %) 1255 1255 1357 + 1256 1256 [[image:image-20220524094909-5.png||height="341" width="734"]] 1257 1257 1258 1258 1361 + 1259 1259 == 3.6 Interface Detail == 1260 1260 1261 1261 === 3.6.1 Digital Input Port: DI1/DI2 /DI3 ( For LT-33222-L, low active ) === ... ... @@ -1265,6 +1265,7 @@ 1265 1265 [[image:1653356991268-289.png]] 1266 1266 1267 1267 1371 + 1268 1268 === 3.6.2 Digital Input Port: DI1/DI2 ( For LT-22222-L) === 1269 1269 1270 1270 ((( ... ... @@ -1290,7 +1290,7 @@ 1290 1290 ))) 1291 1291 1292 1292 ((( 1293 -**Example1**: Connect to a Low active sensor. 1397 +(% style="color:blue" %)**Example1**(%%): Connect to a Low active sensor. 1294 1294 ))) 1295 1295 1296 1296 ((( ... ... @@ -1321,7 +1321,7 @@ 1321 1321 ))) 1322 1322 1323 1323 ((( 1324 -**Example2**: Connect to a High active sensor. 1428 +(% style="color:blue" %)**Example2**(%%): Connect to a High active sensor. 1325 1325 ))) 1326 1326 1327 1327 ((( ... ... @@ -1352,7 +1352,7 @@ 1352 1352 ))) 1353 1353 1354 1354 ((( 1355 -**Example3**: Connect to a 220v high active sensor. 1459 +(% style="color:blue" %)**Example3**(%%): Connect to a 220v high active sensor. 1356 1356 ))) 1357 1357 1358 1358 ((( ... ... @@ -1379,6 +1379,7 @@ 1379 1379 ))) 1380 1380 1381 1381 1486 + 1382 1382 === 3.6.3 Digital Output Port: DO1/DO2 /DO3 === 1383 1383 1384 1384 NPN output: GND or Float. Max voltage can apply to output pin is 36v. ... ... @@ -1386,12 +1386,14 @@ 1386 1386 [[image:1653357531600-905.png]] 1387 1387 1388 1388 1494 + 1389 1389 === 3.6.4 Analog Input Interface === 1390 1390 1391 1391 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: 1392 1392 1393 -**AC2 = (IN2 voltage )/12** 1394 1394 1500 +(% style="color:blue" %)**AC2 = (IN2 voltage )/12** 1501 + 1395 1395 [[image:1653357592296-182.png]] 1396 1396 1397 1397 Example to connect a 4~~20mA sensor ... ... @@ -1398,22 +1398,24 @@ 1398 1398 1399 1399 We take the wind speed sensor as an example for reference only. 1400 1400 1401 -Specifications of the wind speed sensor: 1402 1402 1403 - Red:12~~24v1509 +**Specifications of the wind speed sensor:** 1404 1404 1405 - Yellow:4~~20mA1511 +Red: 12~~24v 1406 1406 1407 - Black:GND1513 +Yellow: 4~~20mA 1408 1408 1515 +Black: GND 1409 1409 1410 -Connection diagram: 1411 1411 1518 +**Connection diagram:** 1519 + 1412 1412 [[image:1653357640609-758.png]] 1413 1413 1414 1414 [[image:1653357648330-671.png||height="155" width="733"]] 1415 1415 1416 1416 1525 + 1417 1417 === 3.6.5 Relay Output === 1418 1418 1419 1419 ((( ... ... @@ -1425,6 +1425,7 @@ 1425 1425 [[image:image-20220524100215-10.png||height="382" width="723"]] 1426 1426 1427 1427 1537 + 1428 1428 == 3.7 LEDs Indicators == 1429 1429 1430 1430 [[image:image-20220524100748-11.png]] ... ... @@ -1438,6 +1438,7 @@ 1438 1438 1439 1439 [[image:1653358238933-385.png]] 1440 1440 1551 + 1441 1441 ((( 1442 1442 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: 1443 1443 ))) ... ... @@ -1444,6 +1444,7 @@ 1444 1444 1445 1445 [[image:1653358355238-883.png]] 1446 1446 1558 + 1447 1447 ((( 1448 1448 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/]] 1449 1449 ))) ... ... @@ -1634,12 +1634,16 @@ 1634 1634 1635 1635 ))) 1636 1636 1749 + 1750 + 1637 1637 == 4.2 Common AT Command Sequence == 1638 1638 1639 1639 === 4.2.1 Multi-channel ABP mode (Use with SX1301/LG308) === 1640 1640 1641 1641 ((( 1642 -If device has not joined network yet: 1756 + 1757 + 1758 +**If device has not joined network yet:** 1643 1643 ))) 1644 1644 1645 1645 ((( ... ... @@ -1664,7 +1664,7 @@ 1664 1664 1665 1665 1666 1666 ((( 1667 -If device already joined network: 1783 +**If device already joined network:** 1668 1668 ))) 1669 1669 1670 1670 ((( ... ... @@ -1677,10 +1677,14 @@ 1677 1677 1678 1678 ))) 1679 1679 1796 + 1797 + 1680 1680 === 4.2.2 Single-channel ABP mode (Use with LG01/LG02) === 1681 1681 1682 1682 ((( 1683 -(% style="background-color:#dcdcdc" %) 123456(%%) Enter Password to have AT access. 1801 + 1802 + 1803 +(% style="background-color:#dcdcdc" %)123456(%%) Enter Password to have AT access. 1684 1684 ))) 1685 1685 1686 1686 ((( ... ... @@ -1688,7 +1688,7 @@ 1688 1688 ))) 1689 1689 1690 1690 ((( 1691 -(% style="background-color:#dcdcdc" %) 123456(%%) 1811 +(% style="background-color:#dcdcdc" %) 123456(%%) Enter Password to have AT access. 1692 1692 ))) 1693 1693 1694 1694 ((( ... ... @@ -1696,39 +1696,41 @@ 1696 1696 ))) 1697 1697 1698 1698 ((( 1699 -(% style="background-color:#dcdcdc" %) AT+NJM=0(%%) Set to ABP mode 1819 +(% style="background-color:#dcdcdc" %) AT+NJM=0(%%) Set to ABP mode 1700 1700 ))) 1701 1701 1702 1702 ((( 1703 -(% style="background-color:#dcdcdc" %) AT+ADR=0(%%) Set the Adaptive Data Rate Off 1823 +(% style="background-color:#dcdcdc" %) AT+ADR=0(%%) Set the Adaptive Data Rate Off 1704 1704 ))) 1705 1705 1706 1706 ((( 1707 -(% style="background-color:#dcdcdc" %) AT+DR=5(%%) Set Data Rate 1827 +(% style="background-color:#dcdcdc" %) AT+DR=5(%%) Set Data Rate 1708 1708 ))) 1709 1709 1710 1710 ((( 1711 -(% style="background-color:#dcdcdc" %) AT+TDC=60000(%%) Set transmit interval to 60 seconds 1831 +(% style="background-color:#dcdcdc" %) AT+TDC=60000(%%) Set transmit interval to 60 seconds 1712 1712 ))) 1713 1713 1714 1714 ((( 1715 -(% style="background-color:#dcdcdc" %) AT+CHS=868400000(%%) Set transmit frequency to 868.4Mhz 1835 +(% style="background-color:#dcdcdc" %) AT+CHS=868400000(%%) Set transmit frequency to 868.4Mhz 1716 1716 ))) 1717 1717 1718 1718 ((( 1719 -(% style="background-color:#dcdcdc" %) AT+RX2FQ=868400000(%%) Set RX2Frequency to 868.4Mhz (according to the result from server) 1839 +(% style="background-color:#dcdcdc" %) AT+RX2FQ=868400000(%%) Set RX2Frequency to 868.4Mhz (according to the result from server) 1720 1720 ))) 1721 1721 1722 1722 ((( 1723 -(% style="background-color:#dcdcdc" %) AT+RX2DR=5(%%) Set RX2DR to match the downlink DR from server. see below 1843 +(% style="background-color:#dcdcdc" %) AT+RX2DR=5(%%) Set RX2DR to match the downlink DR from server. see below 1724 1724 ))) 1725 1725 1726 1726 ((( 1727 -(% 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. 1847 +(% 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. 1728 1728 ))) 1729 1729 1730 1730 ((( 1731 -(% style="background-color:#dcdcdc" %) ATZ (%%) Reset MCU 1851 +(% style="background-color:#dcdcdc" %) ATZ (%%) Reset MCU 1852 + 1853 + 1732 1732 ))) 1733 1733 1734 1734 ((( ... ... @@ -1750,6 +1750,7 @@ 1750 1750 1751 1751 ))) 1752 1752 1875 + 1753 1753 === 4.2.3 Change to Class A === 1754 1754 1755 1755 If sensor JOINED ... ... @@ -1761,19 +1761,25 @@ 1761 1761 1762 1762 == 5.1 How to upgrade the image? == 1763 1763 1887 + 1764 1764 The LT LoRaWAN Controller is shipped with a 3.5mm cable, the cable is used to upload image to LT to: 1765 1765 1766 1766 * Support new features 1767 1767 * For bug fix 1768 1768 * Change LoRaWAN bands. 1893 + 1769 1769 Below shows the hardware connection for how to upload an image to the LT: 1770 -* [[image:1653359603330-121.png]] 1771 1771 1896 +[[image:1653359603330-121.png]] 1897 + 1898 + 1772 1772 ((( 1773 -**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]]. 1774 -**Step2**: Download the [[LT Image files>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/image/]]. 1775 -**Step3: **Open flashloader; choose the correct COM port to update. 1776 -**For LT-22222-L**: 1900 +(% 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]]. 1901 +(% 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/]]. 1902 +(% style="color:blue" %)**Step3**(%%)**:** Open flashloader; choose the correct COM port to update. 1903 + 1904 + 1905 +(% style="color:blue" %)**For LT-22222-L**(%%): 1777 1777 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. 1778 1778 ))) 1779 1779 ... ... @@ -1783,6 +1783,7 @@ 1783 1783 1784 1784 [[image:image-20220524104033-15.png]] 1785 1785 1915 + 1786 1786 (% 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: 1787 1787 1788 1788 [[image:1653360054704-518.png||height="186" width="745"]] ... ... @@ -1790,6 +1790,8 @@ 1790 1790 1791 1791 ((( 1792 1792 ((( 1923 + 1924 + 1793 1793 == 5.2 How to change the LoRa Frequency Bands/Region? == 1794 1794 ))) 1795 1795 ))) ... ... @@ -1796,11 +1796,11 @@ 1796 1796 1797 1797 ((( 1798 1798 User can follow the introduction for [[how to upgrade image>>||anchor="H5.1Howtoupgradetheimage3F"]]. When download the images, choose the required image file for download. 1799 - 1800 - 1801 1801 ))) 1802 1802 1803 1803 ((( 1934 + 1935 + 1804 1804 == 5.3 How to set up LT to work with Single Channel Gateway such as LG01/LG02? == 1805 1805 ))) 1806 1806 ... ... @@ -1813,6 +1813,8 @@ 1813 1813 ((( 1814 1814 ((( 1815 1815 Assume we have a LG02 working in the frequency 868400000 now , below is the step. 1948 + 1949 + 1816 1816 ))) 1817 1817 ))) 1818 1818 ... ... @@ -1828,23 +1828,25 @@ 1828 1828 (% 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. 1829 1829 ))) 1830 1830 1965 + 1831 1831 ((( 1832 1832 (% style="color:#4f81bd" %)**Step2**(%%)**: **Run AT Command to make LT work in Single frequency & ABP mode. Below is the AT commands: 1833 1833 ))) 1834 1834 1835 1835 ((( 1836 -(% style="background-color:#dcdcdc" %)123456 (%%) Enter Password to have AT access. 1837 -(% style="background-color:#dcdcdc" %)AT+FDR 1838 -(% style="background-color:#dcdcdc" %)123456 1839 -(% style="background-color:#dcdcdc" %)AT+NJM=0 (%%)Set to ABP mode 1840 -(% style="background-color:#dcdcdc" %)AT+ADR=0 (%%)Set the Adaptive Data Rate Off 1841 -(% style="background-color:#dcdcdc" %)AT+DR=5 (%%) Set Data Rate (Set AT+DR=3 for 915 band) 1842 -(% style="background-color:#dcdcdc" %)AT+TDC=60000 1843 -(% style="background-color:#dcdcdc" %)AT+CHS=868400000 1844 -(% style="background-color:#dcdcdc" %)AT+DADDR=26 01 1A F1(%%) Set Device Address to 26 01 1A F1 1845 -(% style="background-color:#dcdcdc" %)ATZ 1971 +(% style="background-color:#dcdcdc" %)123456 (%%) Enter Password to have AT access. 1972 +(% style="background-color:#dcdcdc" %)AT+FDR(%%) Reset Parameters to Factory Default, Keys Reserve 1973 +(% style="background-color:#dcdcdc" %)123456 (%%) Enter Password to have AT access. 1974 +(% style="background-color:#dcdcdc" %)AT+NJM=0 (%%) Set to ABP mode 1975 +(% style="background-color:#dcdcdc" %)AT+ADR=0 (%%) Set the Adaptive Data Rate Off 1976 +(% style="background-color:#dcdcdc" %)AT+DR=5 (%%) Set Data Rate (Set AT+DR=3 for 915 band) 1977 +(% style="background-color:#dcdcdc" %)AT+TDC=60000 (%%) Set transmit interval to 60 seconds 1978 +(% style="background-color:#dcdcdc" %)AT+CHS=868400000(%%) Set transmit frequency to 868.4Mhz 1979 +(% style="background-color:#dcdcdc" %)AT+DADDR=26 01 1A F1(%%) Set Device Address to 26 01 1A F1 1980 +(% style="background-color:#dcdcdc" %)ATZ (%%) Reset MCU 1846 1846 ))) 1847 1847 1983 + 1848 1848 ((( 1849 1849 As shown in below: 1850 1850 ))) ... ... @@ -1857,10 +1857,15 @@ 1857 1857 ((( 1858 1858 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. 1859 1859 1860 - 1996 + 1997 +== 5.5 Can i use point to point communication for LT-22222-L? == 1998 + 1999 +Yes, please refer [[Point to Point Communication>>doc:Main. Point to Point Communication of LT-22222-L.WebHome]] 1861 1861 ))) 1862 1862 1863 1863 ((( 2003 + 2004 + 1864 1864 = 6. Trouble Shooting = 1865 1865 ))) 1866 1866 ... ... @@ -1872,11 +1872,11 @@ 1872 1872 1873 1873 ((( 1874 1874 Please see this link for how to debug: [[LoRaWAN Communication Debug>>doc:Main.LoRaWAN Communication Debug.WebHome||anchor="H5.1Howitwork"]] 1875 - 1876 - 1877 1877 ))) 1878 1878 1879 1879 ((( 2019 + 2020 + 1880 1880 == 6.2 Have trouble to upload image. == 1881 1881 ))) 1882 1882 ... ... @@ -1886,9 +1886,7 @@ 1886 1886 1887 1887 ((( 1888 1888 1889 -))) 1890 1890 1891 -((( 1892 1892 == 6.3 Why I can’t join TTN in US915 /AU915 bands? == 1893 1893 ))) 1894 1894 ... ... @@ -1896,147 +1896,55 @@ 1896 1896 It might be about the channels mapping. [[Please see this link for detail>>doc:Main.LoRaWAN Communication Debug.WebHome||anchor="H2.NoticeofUS9152FCN4702FAU915Frequencyband"]] 1897 1897 ))) 1898 1898 1899 -((( 1900 - 1901 -))) 1902 1902 1903 - (((2039 + 1904 1904 = 7. Order Info = 1905 -))) 1906 1906 1907 -((( 1908 -((( 2042 + 1909 1909 (% style="color:#4f81bd" %)**LT-22222-L-XXX:** 1910 -))) 1911 -))) 1912 1912 1913 -((( 1914 -((( 2045 + 1915 1915 (% style="color:#4f81bd" %)**XXX:** 1916 -))) 1917 -))) 1918 1918 1919 -((( 1920 -* ((( 1921 -(% style="color:#4f81bd" %)**EU433**(%%): LT with frequency bands EU433 1922 -))) 1923 -))) 2048 +* (% style="color:#4f81bd" %)**EU433**(%%): LT with frequency bands EU433 2049 +* (% style="color:#4f81bd" %)**EU868**(%%): LT with frequency bands EU868 2050 +* (% style="color:#4f81bd" %)**KR920**(%%): LT with frequency bands KR920 2051 +* (% style="color:#4f81bd" %)**CN470**(%%): LT with frequency bands CN470 2052 +* (% style="color:#4f81bd" %)**AS923**(%%): LT with frequency bands AS923 2053 +* (% style="color:#4f81bd" %)**AU915**(%%): LT with frequency bands AU915 2054 +* (% style="color:#4f81bd" %)**US915**(%%): LT with frequency bands US915 2055 +* (% style="color:#4f81bd" %)**IN865**(%%): LT with frequency bands IN865 2056 +* (% style="color:#4f81bd" %)**CN779**(%%): LT with frequency bands CN779 1924 1924 1925 -((( 1926 -* ((( 1927 -(% style="color:#4f81bd" %)**EU868**(%%): LT with frequency bands EU868 1928 -))) 1929 -))) 1930 - 1931 -((( 1932 -* ((( 1933 -(% style="color:#4f81bd" %)**KR920**(%%): LT with frequency bands KR920 1934 -))) 1935 -))) 1936 - 1937 -((( 1938 -* ((( 1939 -(% style="color:#4f81bd" %)**CN470**(%%): LT with frequency bands CN470 1940 -))) 1941 -))) 1942 - 1943 -((( 1944 -* ((( 1945 -(% style="color:#4f81bd" %)**AS923**(%%): LT with frequency bands AS923 1946 -))) 1947 -))) 1948 - 1949 -((( 1950 -* ((( 1951 -(% style="color:#4f81bd" %)**AU915**(%%): LT with frequency bands AU915 1952 -))) 1953 -))) 1954 - 1955 -((( 1956 -* ((( 1957 -(% style="color:#4f81bd" %)**US915**(%%): LT with frequency bands US915 1958 -))) 1959 -))) 1960 - 1961 -((( 1962 -* ((( 1963 -(% style="color:#4f81bd" %)**IN865**(%%): LT with frequency bands IN865 1964 -))) 1965 -))) 1966 - 1967 -((( 1968 -* ((( 1969 -(% style="color:#4f81bd" %)**CN779**(%%): LT with frequency bands CN779 1970 - 1971 - 1972 -))) 1973 - 1974 1974 = 8. Packing Info = 1975 -))) 1976 1976 1977 -((( 1978 -((( 2060 + 1979 1979 **Package Includes**: 1980 -))) 1981 -))) 1982 1982 1983 -((( 1984 -((( 1985 1985 * LT-22222-L I/O Controller x 1 1986 1986 * Stick Antenna for LoRa RF part x 1 1987 1987 * Bracket for controller x1 1988 1988 * Program cable x 1 1989 -))) 1990 -))) 1991 1991 1992 -((( 1993 -((( 1994 1994 **Dimension and weight**: 1995 -))) 1996 -))) 1997 1997 1998 -((( 1999 -((( 2000 2000 * Device Size: 13.5 x 7 x 3 cm 2001 2001 * Device Weight: 105g 2002 2002 * Package Size / pcs : 14.5 x 8 x 5 cm 2003 2003 * Weight / pcs : 170g 2004 2004 2005 - 2006 -))) 2007 -))) 2008 - 2009 -((( 2010 2010 = 9. Support = 2011 -))) 2012 2012 2013 2013 * ((( 2014 -((( 2015 2015 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. 2016 2016 ))) 2017 -))) 2018 2018 * ((( 2019 -((( 2020 -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 2081 +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]] 2021 2021 ))) 2022 -))) 2023 2023 2024 -((( 2025 -((( 2026 - [[support@dragino.com>>url:file:///D:/市场资料/说明书/LoRa/LT系列/support@dragino.com]] 2027 - 2028 - 2029 -))) 2030 - 2031 -((( 2032 2032 = 10. Reference = 2033 2033 2034 -* Product Page: 2035 - 2036 -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]] 2037 - 2086 +* 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]] 2038 2038 * [[Image Download>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/image/]] 2039 2039 * [[AT Command Manual>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/]] 2040 2040 * [[Hardware Source>>url:https://github.com/dragino/Lora/tree/master/LT/LT-33222-L/v1.0]] 2041 -))) 2042 -)))