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 ... ... @@ -200,6 +200,7 @@ 200 200 [[image:1653297104069-180.png]] 201 201 202 202 208 + 203 203 = 3. Operation Mode = 204 204 205 205 == 3.1 How it works? == ... ... @@ -214,6 +214,8 @@ 214 214 215 215 ))) 216 216 223 + 224 + 217 217 == 3.2 Example to join LoRaWAN network == 218 218 219 219 ((( ... ... @@ -255,6 +255,7 @@ 255 255 [[image:1653298044601-602.png||height="405" width="709"]] 256 256 257 257 266 + 258 258 == 3.3 Uplink Payload == 259 259 260 260 There are five working modes + one interrupt mode on LT for different type application: ... ... @@ -316,8 +316,11 @@ 316 316 ** DO1 is high in case there is load between DO1 and V+. 317 317 ** DO1 LED is off in both case 318 318 328 + 329 + 319 319 === 3.3.2 AT+MOD~=2, (Double DI Counting) === 320 320 332 + 321 321 **For LT-22222-L**: this mode the **DI1 and DI2** are used as counting pins. 322 322 323 323 ((( ... ... @@ -326,6 +326,7 @@ 326 326 327 327 [[image:image-20220523180452-3.png]] 328 328 341 + 329 329 ((( 330 330 (% style="color:#4f81bd" %)**DIDORO**(%%) is a combination for RO1, RO2, DO3, DO2 and DO1. Totally 1bytes as below 331 331 ))) ... ... @@ -341,6 +341,8 @@ 341 341 ))) 342 342 343 343 ((( 357 + 358 + 344 344 **To use counting mode, please run:** 345 345 ))) 346 346 ... ... @@ -359,6 +359,8 @@ 359 359 ))) 360 360 361 361 ((( 377 + 378 + 362 362 (% style="color:#4f81bd" %)**AT Commands for counting:** 363 363 ))) 364 364 ... ... @@ -409,6 +409,7 @@ 409 409 ))) 410 410 411 411 429 + 412 412 === 3.3.3 AT+MOD~=3, Single DI Counting + 2 x ACI === 413 413 414 414 **LT22222-L**: This mode the DI1 is used as a counting pin. ... ... @@ -453,8 +453,10 @@ 453 453 454 454 ))) 455 455 474 + 456 456 === 3.3.4 AT+MOD~=4, Single DI Counting + 1 x Voltage Counting === 457 457 477 + 458 458 **LT22222-L**: This mode the DI1 is used as a counting pin. 459 459 460 460 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. ... ... @@ -461,6 +461,7 @@ 461 461 462 462 [[image:image-20220523181903-8.png]] 463 463 484 + 464 464 ((( 465 465 (% style="color:#4f81bd" %)**DIDORO **(%%)is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below 466 466 ))) ... ... @@ -476,6 +476,8 @@ 476 476 ))) 477 477 478 478 ((( 500 + 501 + 479 479 **To use this mode, please run:** 480 480 ))) 481 481 ... ... @@ -502,6 +502,8 @@ 502 502 ))) 503 503 504 504 ((( 528 + 529 + 505 505 **Plus below command for AVI1 Counting:** 506 506 ))) 507 507 ... ... @@ -534,13 +534,17 @@ 534 534 ))) 535 535 536 536 562 + 537 537 === 3.3.5 AT+MOD~=5, Single DI Counting + 2 x AVI + 1 x ACI === 538 538 565 + 539 539 **LT22222-L**: This mode the DI1 is used as a counting pin. 540 540 541 541 [[image:image-20220523182334-9.png]] 542 542 543 543 ((( 571 + 572 + 544 544 (% style="color:#4f81bd" %)**DIDORO**(%%) is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below 545 545 ))) 546 546 ... ... @@ -555,6 +555,8 @@ 555 555 ))) 556 556 557 557 ((( 587 + 588 + 558 558 **To use this mode, please run:** 559 559 ))) 560 560 ... ... @@ -574,12 +574,13 @@ 574 574 575 575 ((( 576 576 Other AT Commands for counting are similar to [[MOD2 Counting Command>>||anchor="H3.3.2AT2BMOD3D22C28DoubleDICounting29"]]. 577 - 578 - 579 579 ))) 580 580 610 + 611 + 581 581 === 3.3.6 AT+ADDMOD~=6. (Trigger Mode, Optional) === 582 582 614 + 583 583 (% style="color:#4f81bd" %)**This mode is an optional mode for trigger purpose. It can run together with other mode.** 584 584 585 585 For example, if user has configured below commands: ... ... @@ -587,11 +587,13 @@ 587 587 * **AT+MOD=1 ** **~-~->** The normal working mode 588 588 * **AT+ADDMOD6=1** **~-~->** Enable trigger 589 589 622 + 590 590 LT will keep monitoring AV1/AV2/AC1/AC2 every 5 seconds; LT will send uplink packets in two cases: 591 591 592 592 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 593 593 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.** 594 594 628 + 595 595 **AT Command to set Trigger Condition**: 596 596 597 597 (% style="color:#4f81bd" %)**Trigger base on voltage**: ... ... @@ -604,6 +604,7 @@ 604 604 605 605 AT+AVLIM=5000,0,0,0 (If AVI1 voltage lower than 5V , trigger uplink, 0 means ignore) 606 606 641 + 607 607 (% style="color:#4f81bd" %)**Trigger base on current**: 608 608 609 609 Format: AT+ACLIM=<AC1_LIMIT_LOW>,< AC1_LIMIT_HIGH>,<AC2_LIMIT_LOW>,< AC2_LIMIT_HIGH> ... ... @@ -612,6 +612,7 @@ 612 612 613 613 AT+ACLIM=10000,15000,0,0 (If ACI1 voltage lower than 10mA or higher than 15mA, trigger an uplink) 614 614 650 + 615 615 (% style="color:#4f81bd" %)**Trigger base on DI status**: 616 616 617 617 DI status trigger Flag. ... ... @@ -641,14 +641,17 @@ 641 641 642 642 Yy4 yy4: AC2 or AV2 high limit. 643 643 680 + 644 644 **Example1**: AA 00 13 88 00 00 00 00 00 00 645 645 646 646 Same as AT+AVLIM=5000,0,0,0 (If AVI1 voltage lower than 5V , trigger uplink, 0 means ignore) 647 647 685 + 648 648 **Example2**: AA 02 01 00 649 649 650 650 Same as AT+ DTRI =1,0 (Enable DI1 trigger / disable DI2 trigger) 651 651 690 + 652 652 (% style="color:#4f81bd" %)**Trigger Settings Payload Explanation:** 653 653 654 654 MOD6 Payload : total 11 bytes payload ... ... @@ -655,6 +655,7 @@ 655 655 656 656 [[image:image-20220524085923-1.png]] 657 657 697 + 658 658 (% style="color:#4f81bd" %)**TRI FLAG1**(%%) is a combination to show if trigger is set for this part. Totally 1byte as below 659 659 660 660 [[image:image-20220524090106-2.png]] ... ... @@ -661,6 +661,7 @@ 661 661 662 662 * Each bits shows if the corresponding trigger has been configured. 663 663 704 + 664 664 **Example:** 665 665 666 666 10100000: Means the system has configure to use the trigger: AC1_LOW and AV2_LOW ... ... @@ -672,6 +672,7 @@ 672 672 673 673 * Each bits shows which status has been trigger on this uplink. 674 674 716 + 675 675 **Example:** 676 676 677 677 10000000: Means this packet is trigger by AC1_LOW. Means voltage too low. ... ... @@ -683,6 +683,7 @@ 683 683 684 684 * Each bits shows which status has been trigger on this uplink. 685 685 728 + 686 686 **Example:** 687 687 688 688 00000111: Means both DI1 and DI2 trigger are enabled and this packet is trigger by DI1. ... ... @@ -699,14 +699,19 @@ 699 699 When device got this command, it will send the MOD6 payload. 700 700 701 701 745 + 702 702 === 3.3.7 Payload Decoder === 703 703 704 704 ((( 749 + 750 + 705 705 **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/]] 706 706 707 707 708 708 ))) 709 709 756 + 757 + 710 710 == 3.4 Configure LT via AT or Downlink == 711 711 712 712 User can configure LT I/O Controller via AT Commands or LoRaWAN Downlink Commands ... ... @@ -715,15 +715,18 @@ 715 715 There are two kinds of Commands: 716 716 ))) 717 717 718 -* (% 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]] 719 719 720 720 * (% style="color:#4f81bd" %)**Sensor Related Commands**(%%): These commands are special designed for LT-22222-L. User can see these commands below: 721 721 770 + 771 + 722 722 === 3.4.1 Common Commands === 723 723 724 724 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]] 725 725 726 726 777 + 727 727 === 3.4.2 Sensor related commands === 728 728 729 729 ==== 3.4.2.1 Set Transmit Interval ==== ... ... @@ -739,6 +739,7 @@ 739 739 740 740 **Example: **AT+TDC=30000. Means set interval to 30 seconds 741 741 793 + 742 742 * Downlink Payload (prefix 0x01): 743 743 744 744 (% class="box infomessage" %) ... ... @@ -747,6 +747,7 @@ 747 747 ))) 748 748 749 749 802 + 750 750 ==== 3.4.2.2 Set Work Mode (AT+MOD) ==== 751 751 752 752 Set work mode. ... ... @@ -760,6 +760,7 @@ 760 760 761 761 **Example**: AT+MOD=2. Set work mode to Double DI counting mode 762 762 816 + 763 763 * Downlink Payload (prefix 0x0A): 764 764 765 765 (% class="box infomessage" %) ... ... @@ -768,6 +768,7 @@ 768 768 ))) 769 769 770 770 825 + 771 771 ==== 3.4.2.3 Poll an uplink ==== 772 772 773 773 * AT Command: ... ... @@ -774,6 +774,7 @@ 774 774 775 775 There is no AT Command to poll uplink 776 776 832 + 777 777 * Downlink Payload (prefix 0x08): 778 778 779 779 (% class="box infomessage" %) ... ... @@ -784,9 +784,10 @@ 784 784 **Example**: 0x08FF, ask device to send an Uplink 785 785 786 786 843 + 787 787 ==== 3.4.2.4 Enable Trigger Mode ==== 788 788 789 -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"]] 790 790 791 791 * AT Command: 792 792 ... ... @@ -799,6 +799,7 @@ 799 799 800 800 0: Disable Trigger Mode 801 801 859 + 802 802 * Downlink Payload (prefix 0x0A 06): 803 803 804 804 (% class="box infomessage" %) ... ... @@ -807,6 +807,7 @@ 807 807 ))) 808 808 809 809 868 + 810 810 ==== 3.4.2.5 Poll trigger settings ==== 811 811 812 812 Poll trigger settings, ... ... @@ -815,6 +815,7 @@ 815 815 816 816 There is no AT Command for this feature. 817 817 877 + 818 818 * Downlink Payload (prefix 0x AB 06): 819 819 820 820 (% class="box infomessage" %) ... ... @@ -823,6 +823,7 @@ 823 823 ))) 824 824 825 825 886 + 826 826 ==== 3.4.2.6 Enable / Disable DI1/DI2/DI3 as trigger ==== 827 827 828 828 Enable Disable DI1/DI2/DI2 as trigger, ... ... @@ -834,6 +834,7 @@ 834 834 **Format: AT+DTRI=<DI1_TIRGGER_FlAG>,< DI2_TIRGGER_FlAG >** 835 835 ))) 836 836 898 + 837 837 **Example:** 838 838 839 839 AT+ DTRI =1,0 (Enable DI1 trigger / disable DI2 trigger) ... ... @@ -846,6 +846,7 @@ 846 846 ))) 847 847 848 848 911 + 849 849 ==== 3.4.2.7 Trigger1 – Set DI1 or DI3 as trigger ==== 850 850 851 851 Set DI1 or DI3(for LT-33222-L) trigger. ... ... @@ -861,10 +861,12 @@ 861 861 862 862 b : delay timing. 863 863 927 + 864 864 **Example:** 865 865 866 866 AT+TRIG1=1,100(set DI1 port to trigger on high level, valid signal is 100ms ) 867 867 932 + 868 868 * Downlink Payload (prefix 0x09 01 ): 869 869 870 870 (% class="box infomessage" %) ... ... @@ -873,6 +873,7 @@ 873 873 ))) 874 874 875 875 941 + 876 876 ==== 3.4.2.8 Trigger2 – Set DI2 as trigger ==== 877 877 878 878 Set DI2 trigger. ... ... @@ -888,10 +888,12 @@ 888 888 889 889 b : delay timing. 890 890 957 + 891 891 **Example:** 892 892 893 893 AT+TRIG2=0,100(set DI1 port to trigger on low level, valid signal is 100ms ) 894 894 962 + 895 895 * Downlink Payload (prefix 0x09 02 ): 896 896 897 897 (% class="box infomessage" %) ... ... @@ -900,9 +900,10 @@ 900 900 ))) 901 901 902 902 971 + 903 903 ==== 3.4.2.9 Trigger – Set AC (current) as trigger ==== 904 904 905 -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"]] 906 906 907 907 * AT Command: 908 908 ... ... @@ -911,33 +911,37 @@ 911 911 **AT+ACLIM. ** 912 912 ))) 913 913 983 + 914 914 * Downlink Payload (prefix 0xAA 01 ): 915 915 916 916 (% class="box infomessage" %) 917 917 ((( 918 -**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"]]** 919 919 ))) 920 920 921 921 992 + 922 922 ==== 3.4.2.10 Trigger – Set AV (voltage) as trigger ==== 923 923 924 -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"]] 925 925 926 926 * AT Command: 927 927 928 928 (% class="box infomessage" %) 929 929 ((( 930 -**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"]]** 931 931 ))) 932 932 1004 + 933 933 * Downlink Payload (prefix 0xAA 00 ): 934 934 935 935 (% class="box infomessage" %) 936 936 ((( 937 -**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"]] ** 938 938 ))) 939 939 940 940 1013 + 941 941 ==== 3.4.2.11 Trigger – Set minimum interval ==== 942 942 943 943 Set AV and AC trigger minimum interval, system won’t response to the second trigger within this set time after the first trigger. ... ... @@ -949,6 +949,7 @@ 949 949 **AT+ATDC=5. Device won’t response the second trigger within 5 minute after the first trigger.** 950 950 ))) 951 951 1025 + 952 952 * Downlink Payload (prefix 0xAC ): 953 953 954 954 (% class="box infomessage" %) ... ... @@ -957,6 +957,7 @@ 957 957 ))) 958 958 959 959 1034 + 960 960 ==== 3.4.2.12 DO ~-~- Control Digital Output DO1/DO2/DO3 ==== 961 961 962 962 * AT Command: ... ... @@ -963,6 +963,7 @@ 963 963 964 964 There is no AT Command to control Digital Output 965 965 1041 + 966 966 * Downlink Payload (prefix 0x02): 967 967 968 968 (% class="box infomessage" %) ... ... @@ -989,6 +989,7 @@ 989 989 ))) 990 990 991 991 1068 + 992 992 ==== 3.4.2.13 DO ~-~- Control Digital Output DO1/DO2/DO3 with time control ==== 993 993 994 994 * AT Command: ... ... @@ -995,6 +995,7 @@ 995 995 996 996 There is no AT Command to control Digital Output 997 997 1075 + 998 998 * Downlink Payload (prefix 0xA9): 999 999 1000 1000 (% class="box infomessage" %) ... ... @@ -1014,18 +1014,22 @@ 1014 1014 1015 1015 00: DO pins will change to an inverter state after timeout 1016 1016 1095 + 1017 1017 (% style="color:#4f81bd" %)**Third Byte**(%%): Control Method and Ports status: 1018 1018 1019 1019 [[image:image-20220524093238-6.png]] 1020 1020 1100 + 1021 1021 (% style="color:#4f81bd" %)**Fourth Byte**(%%): Control Method and Ports status: 1022 1022 1023 1023 [[image:image-20220524093328-7.png]] 1024 1024 1105 + 1025 1025 (% style="color:#4f81bd" %)**Fifth Byte**(%%): Control Method and Ports status: 1026 1026 1027 1027 [[image:image-20220524093351-8.png]] 1028 1028 1110 + 1029 1029 (% style="color:#4f81bd" %)**Sixth and Seventh Byte**: 1030 1030 1031 1031 Latching time. Unit: ms ... ... @@ -1032,6 +1032,7 @@ 1032 1032 1033 1033 Device will upload a packet if downlink code executes successfully. 1034 1034 1117 + 1035 1035 **Example payload:** 1036 1036 1037 1037 **~1. A9 01 01 01 01 07 D0** ... ... @@ -1051,12 +1051,14 @@ 1051 1051 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 1052 1052 1053 1053 1054 -=== 3.4.2.14 Relay ~-~- Control Relay Output RO1/RO2 === 1055 1055 1138 +==== 3.4.2.14 Relay ~-~- Control Relay Output RO1/RO2 ==== 1139 + 1056 1056 * AT Command: 1057 1057 1058 1058 There is no AT Command to control Relay Output 1059 1059 1144 + 1060 1060 * Downlink Payload (prefix 0x03): 1061 1061 1062 1062 (% class="box infomessage" %) ... ... @@ -1079,6 +1079,7 @@ 1079 1079 Device will upload a packet if downlink code executes successfully. 1080 1080 1081 1081 1167 + 1082 1082 ==== 3.4.2.15 Relay ~-~- Control Relay Output RO1/RO2 with time control ==== 1083 1083 1084 1084 * AT Command: ... ... @@ -1085,6 +1085,7 @@ 1085 1085 1086 1086 There is no AT Command to control Relay Output 1087 1087 1174 + 1088 1088 * Downlink Payload (prefix 0x05): 1089 1089 1090 1090 (% class="box infomessage" %) ... ... @@ -1102,14 +1102,17 @@ 1102 1102 1103 1103 00: Relays will change to an inverter state after timeout 1104 1104 1192 + 1105 1105 (% style="color:#4f81bd" %)**Third Byte(bb)**(%%): Control Method and Ports status: 1106 1106 1107 1107 [[image:image-20220524093831-10.png]] 1108 1108 1197 + 1109 1109 (% style="color:#4f81bd" %)**Fourth/Fifth Bytes(cc)**(%%): Latching time. Unit: ms 1110 1110 1111 1111 Device will upload a packet if downlink code executes successfully. 1112 1112 1202 + 1113 1113 **Example payload:** 1114 1114 1115 1115 **~1. 05 01 11 07 D0** ... ... @@ -1129,17 +1129,19 @@ 1129 1129 Relay 1 & relay2 will change to NC, last 2 seconds, then both change to NO. 1130 1130 1131 1131 1222 + 1132 1132 ==== 3.4.2.16 Counting ~-~- Voltage threshold counting ==== 1133 1133 1134 -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"]] 1135 1135 1136 1136 * AT Command: 1137 1137 1138 1138 (% class="box infomessage" %) 1139 1139 ((( 1140 -**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"]]** 1141 1141 ))) 1142 1142 1234 + 1143 1143 * Downlink Payload (prefix 0xA5): 1144 1144 1145 1145 (% class="box infomessage" %) ... ... @@ -1148,6 +1148,7 @@ 1148 1148 ))) 1149 1149 1150 1150 1243 + 1151 1151 ==== 3.4.2.17 Counting ~-~- Pre-configure the Count Number ==== 1152 1152 1153 1153 * AT Command: ... ... @@ -1165,6 +1165,7 @@ 1165 1165 1166 1166 Bb cc dd ee: number to be set 1167 1167 1261 + 1168 1168 * Downlink Payload (prefix 0xA8): 1169 1169 1170 1170 (% class="box infomessage" %) ... ... @@ -1173,6 +1173,7 @@ 1173 1173 ))) 1174 1174 1175 1175 1270 + 1176 1176 ==== 3.4.2.18 Counting ~-~- Clear Counting ==== 1177 1177 1178 1178 Clear counting for counting mode ... ... @@ -1192,6 +1192,7 @@ 1192 1192 ))) 1193 1193 1194 1194 1290 + 1195 1195 ==== 3.4.2.19 Counting ~-~- Change counting mode save time ==== 1196 1196 1197 1197 * AT Command: ... ... @@ -1214,16 +1214,17 @@ 1214 1214 1215 1215 ))) 1216 1216 1313 + 1217 1217 == 3.5 Integrate with Mydevice == 1218 1218 1219 1219 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: 1220 1220 1221 1221 ((( 1222 -**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. 1223 1223 ))) 1224 1224 1225 1225 ((( 1226 -**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: 1227 1227 ))) 1228 1228 1229 1229 [[image:1653356737703-362.png||height="232" width="732"]] ... ... @@ -1230,30 +1230,38 @@ 1230 1230 1231 1231 [[image:image-20220524094641-11.png||height="390" width="723"]] 1232 1232 1330 + 1233 1233 [[image:image-20220524094641-12.png||height="402" width="718"]] 1234 1234 1235 -**Step 3**: Create an account or log in Mydevices. 1236 1236 1237 -**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. 1238 1238 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 + 1239 1239 Search under The things network 1240 1240 1241 1241 [[image:1653356838789-523.png||height="337" width="740"]] 1242 1242 1243 1243 1343 + 1244 1244 After added, the sensor data arrive TTN, it will also arrive and show in Mydevices. 1245 1245 1246 1246 [[image:image-20220524094909-1.png||height="335" width="729"]] 1247 1247 1348 + 1248 1248 [[image:image-20220524094909-2.png||height="337" width="729"]] 1249 1249 1351 + 1250 1250 [[image:image-20220524094909-3.png||height="338" width="727"]] 1251 1251 1354 + 1252 1252 [[image:image-20220524094909-4.png||height="339" width="728"]](% style="display:none" %) 1253 1253 1357 + 1254 1254 [[image:image-20220524094909-5.png||height="341" width="734"]] 1255 1255 1256 1256 1361 + 1257 1257 == 3.6 Interface Detail == 1258 1258 1259 1259 === 3.6.1 Digital Input Port: DI1/DI2 /DI3 ( For LT-33222-L, low active ) === ... ... @@ -1263,6 +1263,7 @@ 1263 1263 [[image:1653356991268-289.png]] 1264 1264 1265 1265 1371 + 1266 1266 === 3.6.2 Digital Input Port: DI1/DI2 ( For LT-22222-L) === 1267 1267 1268 1268 ((( ... ... @@ -1288,7 +1288,7 @@ 1288 1288 ))) 1289 1289 1290 1290 ((( 1291 -**Example1**: Connect to a Low active sensor. 1397 +(% style="color:blue" %)**Example1**(%%): Connect to a Low active sensor. 1292 1292 ))) 1293 1293 1294 1294 ((( ... ... @@ -1319,7 +1319,7 @@ 1319 1319 ))) 1320 1320 1321 1321 ((( 1322 -**Example2**: Connect to a High active sensor. 1428 +(% style="color:blue" %)**Example2**(%%): Connect to a High active sensor. 1323 1323 ))) 1324 1324 1325 1325 ((( ... ... @@ -1350,7 +1350,7 @@ 1350 1350 ))) 1351 1351 1352 1352 ((( 1353 -**Example3**: Connect to a 220v high active sensor. 1459 +(% style="color:blue" %)**Example3**(%%): Connect to a 220v high active sensor. 1354 1354 ))) 1355 1355 1356 1356 ((( ... ... @@ -1377,6 +1377,7 @@ 1377 1377 ))) 1378 1378 1379 1379 1486 + 1380 1380 === 3.6.3 Digital Output Port: DO1/DO2 /DO3 === 1381 1381 1382 1382 NPN output: GND or Float. Max voltage can apply to output pin is 36v. ... ... @@ -1384,12 +1384,14 @@ 1384 1384 [[image:1653357531600-905.png]] 1385 1385 1386 1386 1494 + 1387 1387 === 3.6.4 Analog Input Interface === 1388 1388 1389 1389 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: 1390 1390 1391 -**AC2 = (IN2 voltage )/12** 1392 1392 1500 +(% style="color:blue" %)**AC2 = (IN2 voltage )/12** 1501 + 1393 1393 [[image:1653357592296-182.png]] 1394 1394 1395 1395 Example to connect a 4~~20mA sensor ... ... @@ -1396,22 +1396,24 @@ 1396 1396 1397 1397 We take the wind speed sensor as an example for reference only. 1398 1398 1399 -Specifications of the wind speed sensor: 1400 1400 1401 - Red:12~~24v1509 +**Specifications of the wind speed sensor:** 1402 1402 1403 - Yellow:4~~20mA1511 +Red: 12~~24v 1404 1404 1405 - Black:GND1513 +Yellow: 4~~20mA 1406 1406 1515 +Black: GND 1407 1407 1408 -Connection diagram: 1409 1409 1518 +**Connection diagram:** 1519 + 1410 1410 [[image:1653357640609-758.png]] 1411 1411 1412 1412 [[image:1653357648330-671.png||height="155" width="733"]] 1413 1413 1414 1414 1525 + 1415 1415 === 3.6.5 Relay Output === 1416 1416 1417 1417 ((( ... ... @@ -1423,6 +1423,7 @@ 1423 1423 [[image:image-20220524100215-10.png||height="382" width="723"]] 1424 1424 1425 1425 1537 + 1426 1426 == 3.7 LEDs Indicators == 1427 1427 1428 1428 [[image:image-20220524100748-11.png]] ... ... @@ -1436,6 +1436,7 @@ 1436 1436 1437 1437 [[image:1653358238933-385.png]] 1438 1438 1551 + 1439 1439 ((( 1440 1440 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: 1441 1441 ))) ... ... @@ -1442,6 +1442,7 @@ 1442 1442 1443 1443 [[image:1653358355238-883.png]] 1444 1444 1558 + 1445 1445 ((( 1446 1446 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/]] 1447 1447 ))) ... ... @@ -1632,12 +1632,16 @@ 1632 1632 1633 1633 ))) 1634 1634 1749 + 1750 + 1635 1635 == 4.2 Common AT Command Sequence == 1636 1636 1637 1637 === 4.2.1 Multi-channel ABP mode (Use with SX1301/LG308) === 1638 1638 1639 1639 ((( 1640 -If device has not joined network yet: 1756 + 1757 + 1758 +**If device has not joined network yet:** 1641 1641 ))) 1642 1642 1643 1643 ((( ... ... @@ -1662,7 +1662,7 @@ 1662 1662 1663 1663 1664 1664 ((( 1665 -If device already joined network: 1783 +**If device already joined network:** 1666 1666 ))) 1667 1667 1668 1668 ((( ... ... @@ -1675,10 +1675,14 @@ 1675 1675 1676 1676 ))) 1677 1677 1796 + 1797 + 1678 1678 === 4.2.2 Single-channel ABP mode (Use with LG01/LG02) === 1679 1679 1680 1680 ((( 1681 -(% 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. 1682 1682 ))) 1683 1683 1684 1684 ((( ... ... @@ -1686,7 +1686,7 @@ 1686 1686 ))) 1687 1687 1688 1688 ((( 1689 -(% style="background-color:#dcdcdc" %) 123456(%%) 1811 +(% style="background-color:#dcdcdc" %) 123456(%%) Enter Password to have AT access. 1690 1690 ))) 1691 1691 1692 1692 ((( ... ... @@ -1694,39 +1694,41 @@ 1694 1694 ))) 1695 1695 1696 1696 ((( 1697 -(% style="background-color:#dcdcdc" %) AT+NJM=0(%%) Set to ABP mode 1819 +(% style="background-color:#dcdcdc" %) AT+NJM=0(%%) Set to ABP mode 1698 1698 ))) 1699 1699 1700 1700 ((( 1701 -(% 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 1702 1702 ))) 1703 1703 1704 1704 ((( 1705 -(% style="background-color:#dcdcdc" %) AT+DR=5(%%) Set Data Rate 1827 +(% style="background-color:#dcdcdc" %) AT+DR=5(%%) Set Data Rate 1706 1706 ))) 1707 1707 1708 1708 ((( 1709 -(% 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 1710 1710 ))) 1711 1711 1712 1712 ((( 1713 -(% 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 1714 1714 ))) 1715 1715 1716 1716 ((( 1717 -(% 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) 1718 1718 ))) 1719 1719 1720 1720 ((( 1721 -(% 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 1722 1722 ))) 1723 1723 1724 1724 ((( 1725 -(% 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. 1726 1726 ))) 1727 1727 1728 1728 ((( 1729 -(% style="background-color:#dcdcdc" %) ATZ (%%) Reset MCU 1851 +(% style="background-color:#dcdcdc" %) ATZ (%%) Reset MCU 1852 + 1853 + 1730 1730 ))) 1731 1731 1732 1732 ((( ... ... @@ -1748,6 +1748,7 @@ 1748 1748 1749 1749 ))) 1750 1750 1875 + 1751 1751 === 4.2.3 Change to Class A === 1752 1752 1753 1753 If sensor JOINED ... ... @@ -1759,19 +1759,25 @@ 1759 1759 1760 1760 == 5.1 How to upgrade the image? == 1761 1761 1887 + 1762 1762 The LT LoRaWAN Controller is shipped with a 3.5mm cable, the cable is used to upload image to LT to: 1763 1763 1764 1764 * Support new features 1765 1765 * For bug fix 1766 1766 * Change LoRaWAN bands. 1893 + 1767 1767 Below shows the hardware connection for how to upload an image to the LT: 1768 -* [[image:1653359603330-121.png]] 1769 1769 1896 +[[image:1653359603330-121.png]] 1897 + 1898 + 1770 1770 ((( 1771 -**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]]. 1772 -**Step2**: Download the [[LT Image files>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/image/]]. 1773 -**Step3: **Open flashloader; choose the correct COM port to update. 1774 -**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**(%%): 1775 1775 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. 1776 1776 ))) 1777 1777 ... ... @@ -1781,6 +1781,7 @@ 1781 1781 1782 1782 [[image:image-20220524104033-15.png]] 1783 1783 1915 + 1784 1784 (% 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: 1785 1785 1786 1786 [[image:1653360054704-518.png||height="186" width="745"]] ... ... @@ -1788,6 +1788,8 @@ 1788 1788 1789 1789 ((( 1790 1790 ((( 1923 + 1924 + 1791 1791 == 5.2 How to change the LoRa Frequency Bands/Region? == 1792 1792 ))) 1793 1793 ))) ... ... @@ -1794,11 +1794,11 @@ 1794 1794 1795 1795 ((( 1796 1796 User can follow the introduction for [[how to upgrade image>>||anchor="H5.1Howtoupgradetheimage3F"]]. When download the images, choose the required image file for download. 1797 - 1798 - 1799 1799 ))) 1800 1800 1801 1801 ((( 1934 + 1935 + 1802 1802 == 5.3 How to set up LT to work with Single Channel Gateway such as LG01/LG02? == 1803 1803 ))) 1804 1804 ... ... @@ -1811,6 +1811,8 @@ 1811 1811 ((( 1812 1812 ((( 1813 1813 Assume we have a LG02 working in the frequency 868400000 now , below is the step. 1948 + 1949 + 1814 1814 ))) 1815 1815 ))) 1816 1816 ... ... @@ -1826,23 +1826,25 @@ 1826 1826 (% 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. 1827 1827 ))) 1828 1828 1965 + 1829 1829 ((( 1830 1830 (% style="color:#4f81bd" %)**Step2**(%%)**: **Run AT Command to make LT work in Single frequency & ABP mode. Below is the AT commands: 1831 1831 ))) 1832 1832 1833 1833 ((( 1834 -(% style="background-color:#dcdcdc" %)123456 (%%) Enter Password to have AT access. 1835 -(% style="background-color:#dcdcdc" %)AT+FDR 1836 -(% style="background-color:#dcdcdc" %)123456 1837 -(% style="background-color:#dcdcdc" %)AT+NJM=0 (%%)Set to ABP mode 1838 -(% style="background-color:#dcdcdc" %)AT+ADR=0 (%%)Set the Adaptive Data Rate Off 1839 -(% style="background-color:#dcdcdc" %)AT+DR=5 (%%) Set Data Rate (Set AT+DR=3 for 915 band) 1840 -(% style="background-color:#dcdcdc" %)AT+TDC=60000 1841 -(% style="background-color:#dcdcdc" %)AT+CHS=868400000 1842 -(% style="background-color:#dcdcdc" %)AT+DADDR=26 01 1A F1(%%) Set Device Address to 26 01 1A F1 1843 -(% 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 1844 1844 ))) 1845 1845 1983 + 1846 1846 ((( 1847 1847 As shown in below: 1848 1848 ))) ... ... @@ -1855,10 +1855,15 @@ 1855 1855 ((( 1856 1856 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. 1857 1857 1858 - 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]] 1859 1859 ))) 1860 1860 1861 1861 ((( 2003 + 2004 + 1862 1862 = 6. Trouble Shooting = 1863 1863 ))) 1864 1864 ... ... @@ -1870,11 +1870,11 @@ 1870 1870 1871 1871 ((( 1872 1872 Please see this link for how to debug: [[LoRaWAN Communication Debug>>doc:Main.LoRaWAN Communication Debug.WebHome||anchor="H5.1Howitwork"]] 1873 - 1874 - 1875 1875 ))) 1876 1876 1877 1877 ((( 2019 + 2020 + 1878 1878 == 6.2 Have trouble to upload image. == 1879 1879 ))) 1880 1880 ... ... @@ -1884,9 +1884,7 @@ 1884 1884 1885 1885 ((( 1886 1886 1887 -))) 1888 1888 1889 -((( 1890 1890 == 6.3 Why I can’t join TTN in US915 /AU915 bands? == 1891 1891 ))) 1892 1892 ... ... @@ -1894,147 +1894,55 @@ 1894 1894 It might be about the channels mapping. [[Please see this link for detail>>doc:Main.LoRaWAN Communication Debug.WebHome||anchor="H2.NoticeofUS9152FCN4702FAU915Frequencyband"]] 1895 1895 ))) 1896 1896 1897 -((( 1898 - 1899 -))) 1900 1900 1901 - (((2039 + 1902 1902 = 7. Order Info = 1903 -))) 1904 1904 1905 -((( 1906 -((( 2042 + 1907 1907 (% style="color:#4f81bd" %)**LT-22222-L-XXX:** 1908 -))) 1909 -))) 1910 1910 1911 -((( 1912 -((( 2045 + 1913 1913 (% style="color:#4f81bd" %)**XXX:** 1914 -))) 1915 -))) 1916 1916 1917 -((( 1918 -* ((( 1919 -(% style="color:#4f81bd" %)**EU433**(%%): LT with frequency bands EU433 1920 -))) 1921 -))) 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 1922 1922 1923 -((( 1924 -* ((( 1925 -(% style="color:#4f81bd" %)**EU868**(%%): LT with frequency bands EU868 1926 -))) 1927 -))) 1928 - 1929 -((( 1930 -* ((( 1931 -(% style="color:#4f81bd" %)**KR920**(%%): LT with frequency bands KR920 1932 -))) 1933 -))) 1934 - 1935 -((( 1936 -* ((( 1937 -(% style="color:#4f81bd" %)**CN470**(%%): LT with frequency bands CN470 1938 -))) 1939 -))) 1940 - 1941 -((( 1942 -* ((( 1943 -(% style="color:#4f81bd" %)**AS923**(%%): LT with frequency bands AS923 1944 -))) 1945 -))) 1946 - 1947 -((( 1948 -* ((( 1949 -(% style="color:#4f81bd" %)**AU915**(%%): LT with frequency bands AU915 1950 -))) 1951 -))) 1952 - 1953 -((( 1954 -* ((( 1955 -(% style="color:#4f81bd" %)**US915**(%%): LT with frequency bands US915 1956 -))) 1957 -))) 1958 - 1959 -((( 1960 -* ((( 1961 -(% style="color:#4f81bd" %)**IN865**(%%): LT with frequency bands IN865 1962 -))) 1963 -))) 1964 - 1965 -((( 1966 -* ((( 1967 -(% style="color:#4f81bd" %)**CN779**(%%): LT with frequency bands CN779 1968 - 1969 - 1970 -))) 1971 - 1972 1972 = 8. Packing Info = 1973 -))) 1974 1974 1975 -((( 1976 -((( 2060 + 1977 1977 **Package Includes**: 1978 -))) 1979 -))) 1980 1980 1981 -((( 1982 -((( 1983 1983 * LT-22222-L I/O Controller x 1 1984 1984 * Stick Antenna for LoRa RF part x 1 1985 1985 * Bracket for controller x1 1986 1986 * Program cable x 1 1987 -))) 1988 -))) 1989 1989 1990 -((( 1991 -((( 1992 1992 **Dimension and weight**: 1993 -))) 1994 -))) 1995 1995 1996 -((( 1997 -((( 1998 1998 * Device Size: 13.5 x 7 x 3 cm 1999 1999 * Device Weight: 105g 2000 2000 * Package Size / pcs : 14.5 x 8 x 5 cm 2001 2001 * Weight / pcs : 170g 2002 2002 2003 - 2004 -))) 2005 -))) 2006 - 2007 -((( 2008 2008 = 9. Support = 2009 -))) 2010 2010 2011 2011 * ((( 2012 -((( 2013 2013 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. 2014 2014 ))) 2015 -))) 2016 2016 * ((( 2017 -((( 2018 -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]] 2019 2019 ))) 2020 -))) 2021 2021 2022 -((( 2023 -((( 2024 - [[support@dragino.com>>url:file:///D:/市场资料/说明书/LoRa/LT系列/support@dragino.com]] 2025 - 2026 - 2027 -))) 2028 - 2029 -((( 2030 2030 = 10. Reference = 2031 2031 2032 -* Product Page: 2033 - 2034 -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]] 2035 - 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]] 2036 2036 * [[Image Download>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/image/]] 2037 2037 * [[AT Command Manual>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/]] 2038 2038 * [[Hardware Source>>url:https://github.com/dragino/Lora/tree/master/LT/LT-33222-L/v1.0]] 2039 -))) 2040 -)))