Last modified by Mengting Qiu on 2025/06/04 18:42

From version 68.22
edited by Xiaoling
on 2022/05/31 11:07
Change comment: There is no comment for this version
To version 77.73
edited by Xiaoling
on 2022/06/10 09:23
Change comment: There is no comment for this version

Summary

Details

Page properties
Content
... ... @@ -11,12 +11,15 @@
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 ==
17 17  
18 18  (((
19 -The Dragino LT series I/O Modules are Long Range LoRaWAN I/O Controller. It contains different I/O Interfaces such as: analog current Input, analog voltage input, relay output, digital input and digital output etc. The LT I/O Modules are designed to simplify the installation of I/O monitoring.
22 +The Dragino (% style="color:blue" %)**LT series I/O Modules**(%%) are Long Range LoRaWAN I/O Controller. It contains different I/O Interfaces such as:** (% style="color:blue" %)analog current Input, analog voltage input(%%)**(% style="color:blue" %), **relay output**, **digital input**(%%) and (% style="color:blue" %)**digital output**(%%) etc. The LT I/O Modules are designed to simplify the installation of I/O monitoring.
20 20  )))
21 21  
22 22  (((
... ... @@ -24,7 +24,7 @@
24 24  )))
25 25  
26 26  (((
27 -The LT I/O Controllers is aiming to provide a simple plug and play, low cost installation by using LoRaWAN wireless technology.
30 +The LT I/O Controllers is aiming to provide an (% style="color:blue" %)**easy and low cost installation** (%%)by using LoRa wireless technology.
28 28  )))
29 29  
30 30  (((
... ... @@ -48,6 +48,8 @@
48 48  == 1.2  Specifications ==
49 49  
50 50  (((
54 +
55 +
51 51  **Hardware System:**
52 52  )))
53 53  
... ... @@ -189,7 +189,6 @@
189 189  * 1 x Counting Port
190 190  )))
191 191  
192 -
193 193  = 2. Power ON Device =
194 194  
195 195  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.
... ... @@ -201,6 +201,7 @@
201 201  [[image:1653297104069-180.png]]
202 202  
203 203  
208 +
204 204  = 3. Operation Mode =
205 205  
206 206  == 3.1 How it works? ==
... ... @@ -215,6 +215,8 @@
215 215  
216 216  )))
217 217  
223 +
224 +
218 218  == 3.2 Example to join LoRaWAN network ==
219 219  
220 220  (((
... ... @@ -256,6 +256,7 @@
256 256  [[image:1653298044601-602.png||height="405" width="709"]]
257 257  
258 258  
266 +
259 259  == 3.3 Uplink Payload ==
260 260  
261 261  There are five working modes + one interrupt mode on LT for different type application:
... ... @@ -410,6 +410,7 @@
410 410  )))
411 411  
412 412  
421 +
413 413  === 3.3.3 AT+MOD~=3, Single DI Counting + 2 x ACI ===
414 414  
415 415  **LT22222-L**: This mode the DI1 is used as a counting pin.
... ... @@ -454,6 +454,8 @@
454 454  
455 455  )))
456 456  
466 +
467 +
457 457  === 3.3.4 AT+MOD~=4, Single DI Counting + 1 x Voltage Counting ===
458 458  
459 459  **LT22222-L**: This mode the DI1 is used as a counting pin.
... ... @@ -535,6 +535,7 @@
535 535  )))
536 536  
537 537  
549 +
538 538  === 3.3.5 AT+MOD~=5, Single DI Counting + 2 x AVI + 1 x ACI ===
539 539  
540 540  **LT22222-L**: This mode the DI1 is used as a counting pin.
... ... @@ -579,6 +579,8 @@
579 579  
580 580  )))
581 581  
594 +
595 +
582 582  === 3.3.6 AT+ADDMOD~=6. (Trigger Mode, Optional) ===
583 583  
584 584  (% style="color:#4f81bd" %)**This mode is an optional mode for trigger purpose. It can run together with other mode.**
... ... @@ -605,6 +605,7 @@
605 605  
606 606  AT+AVLIM=5000,0,0,0   (If AVI1 voltage lower than 5V , trigger uplink, 0 means ignore)
607 607  
622 +
608 608  (% style="color:#4f81bd" %)**Trigger base on current**:
609 609  
610 610  Format: AT+ACLIM=<AC1_LIMIT_LOW>,< AC1_LIMIT_HIGH>,<AC2_LIMIT_LOW>,< AC2_LIMIT_HIGH>
... ... @@ -613,6 +613,7 @@
613 613  
614 614  AT+ACLIM=10000,15000,0,0   (If ACI1 voltage lower than 10mA or higher than 15mA, trigger an uplink)
615 615  
631 +
616 616  (% style="color:#4f81bd" %)**Trigger base on DI status**:
617 617  
618 618  DI status trigger Flag.
... ... @@ -650,6 +650,7 @@
650 650  
651 651  Same as AT+ DTRI =1,0  (Enable DI1 trigger / disable DI2 trigger)
652 652  
669 +
653 653  (% style="color:#4f81bd" %)**Trigger Settings Payload Explanation:**
654 654  
655 655  MOD6 Payload : total 11 bytes payload
... ... @@ -656,6 +656,7 @@
656 656  
657 657  [[image:image-20220524085923-1.png]]
658 658  
676 +
659 659  (% style="color:#4f81bd" %)**TRI FLAG1**(%%) is a combination to show if trigger is set for this part. Totally 1byte as below
660 660  
661 661  [[image:image-20220524090106-2.png]]
... ... @@ -662,6 +662,7 @@
662 662  
663 663  * Each bits shows if the corresponding trigger has been configured.
664 664  
683 +
665 665  **Example:**
666 666  
667 667  10100000: Means the system has configure to use the trigger: AC1_LOW and AV2_LOW
... ... @@ -673,6 +673,7 @@
673 673  
674 674  * Each bits shows which status has been trigger on this uplink.
675 675  
695 +
676 676  **Example:**
677 677  
678 678  10000000: Means this packet is trigger by AC1_LOW. Means voltage too low.
... ... @@ -700,6 +700,7 @@
700 700  When device got this command, it will send the MOD6 payload.
701 701  
702 702  
723 +
703 703  === 3.3.7 Payload Decoder ===
704 704  
705 705  (((
... ... @@ -708,6 +708,8 @@
708 708  
709 709  )))
710 710  
732 +
733 +
711 711  == 3.4 ​Configure LT via AT or Downlink ==
712 712  
713 713  User can configure LT I/O Controller via AT Commands or LoRaWAN Downlink Commands
... ... @@ -716,15 +716,18 @@
716 716  There are two kinds of Commands:
717 717  )))
718 718  
719 -* (% 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_Commands
742 +* (% 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]]
720 720  
721 721  * (% style="color:#4f81bd" %)**Sensor Related Commands**(%%): These commands are special designed for LT-22222-L.  User can see these commands below:
722 722  
746 +
747 +
723 723  === 3.4.1 Common Commands ===
724 724  
725 725  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]]
726 726  
727 727  
753 +
728 728  === 3.4.2 Sensor related commands ===
729 729  
730 730  ==== 3.4.2.1 Set Transmit Interval ====
... ... @@ -740,6 +740,7 @@
740 740  
741 741  **Example: **AT+TDC=30000. Means set interval to 30 seconds
742 742  
769 +
743 743  * Downlink Payload (prefix 0x01):
744 744  
745 745  (% class="box infomessage" %)
... ... @@ -748,6 +748,7 @@
748 748  )))
749 749  
750 750  
778 +
751 751  ==== 3.4.2.2 Set Work Mode (AT+MOD) ====
752 752  
753 753  Set work mode.
... ... @@ -761,6 +761,7 @@
761 761  
762 762  **Example**: AT+MOD=2. Set work mode to Double DI counting mode
763 763  
792 +
764 764  * Downlink Payload (prefix 0x0A):
765 765  
766 766  (% class="box infomessage" %)
... ... @@ -769,6 +769,7 @@
769 769  )))
770 770  
771 771  
801 +
772 772  ==== 3.4.2.3 Poll an uplink ====
773 773  
774 774  * AT Command:
... ... @@ -775,6 +775,7 @@
775 775  
776 776  There is no AT Command to poll uplink
777 777  
808 +
778 778  * Downlink Payload (prefix 0x08):
779 779  
780 780  (% class="box infomessage" %)
... ... @@ -785,9 +785,10 @@
785 785  **Example**: 0x08FF, ask device to send an Uplink
786 786  
787 787  
819 +
788 788  ==== 3.4.2.4 Enable Trigger Mode ====
789 789  
790 -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]]
822 +Use of trigger mode, please check [[ADDMOD6>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
791 791  
792 792  * AT Command:
793 793  
... ... @@ -800,6 +800,7 @@
800 800  
801 801  0: Disable Trigger Mode
802 802  
835 +
803 803  * Downlink Payload (prefix 0x0A 06):
804 804  
805 805  (% class="box infomessage" %)
... ... @@ -808,6 +808,7 @@
808 808  )))
809 809  
810 810  
844 +
811 811  ==== 3.4.2.5 Poll trigger settings ====
812 812  
813 813  Poll trigger settings,
... ... @@ -816,6 +816,7 @@
816 816  
817 817  There is no AT Command for this feature.
818 818  
853 +
819 819  * Downlink Payload (prefix 0x AB 06):
820 820  
821 821  (% class="box infomessage" %)
... ... @@ -824,6 +824,7 @@
824 824  )))
825 825  
826 826  
862 +
827 827  ==== 3.4.2.6 Enable / Disable DI1/DI2/DI3 as trigger ====
828 828  
829 829  Enable Disable DI1/DI2/DI2 as trigger,
... ... @@ -835,6 +835,7 @@
835 835  **Format: AT+DTRI=<DI1_TIRGGER_FlAG>,< DI2_TIRGGER_FlAG >**
836 836  )))
837 837  
874 +
838 838  **Example:**
839 839  
840 840  AT+ DTRI =1,0   (Enable DI1 trigger / disable DI2 trigger)
... ... @@ -847,6 +847,7 @@
847 847  )))
848 848  
849 849  
887 +
850 850  ==== 3.4.2.7 Trigger1 – Set DI1 or DI3 as trigger ====
851 851  
852 852  Set DI1 or DI3(for LT-33222-L) trigger.
... ... @@ -862,10 +862,12 @@
862 862  
863 863  b : delay timing.
864 864  
903 +
865 865  **Example:**
866 866  
867 867  AT+TRIG1=1,100(set DI1 port to trigger on high level, valid signal is 100ms )
868 868  
908 +
869 869  * Downlink Payload (prefix 0x09 01 ):
870 870  
871 871  (% class="box infomessage" %)
... ... @@ -874,6 +874,7 @@
874 874  )))
875 875  
876 876  
917 +
877 877  ==== 3.4.2.8 Trigger2 – Set DI2 as trigger ====
878 878  
879 879  Set DI2 trigger.
... ... @@ -889,10 +889,12 @@
889 889  
890 890  b : delay timing.
891 891  
933 +
892 892  **Example:**
893 893  
894 894  AT+TRIG2=0,100(set DI1 port to trigger on low level, valid signal is 100ms )
895 895  
938 +
896 896  * Downlink Payload (prefix 0x09 02 ):
897 897  
898 898  (% class="box infomessage" %)
... ... @@ -901,9 +901,10 @@
901 901  )))
902 902  
903 903  
947 +
904 904  ==== 3.4.2.9 Trigger – Set AC (current) as trigger ====
905 905  
906 -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]]
950 +Set current trigger , base on AC port. See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
907 907  
908 908  * AT Command:
909 909  
... ... @@ -912,33 +912,37 @@
912 912  **AT+ACLIM. **
913 913  )))
914 914  
959 +
915 915  * Downlink Payload (prefix 0xAA 01 ):
916 916  
917 917  (% class="box infomessage" %)
918 918  (((
919 -**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]]**
964 +**0x AA 01 aa bb cc dd ee ff gg hh ~/~/ same as AT+ACLIM See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]**
920 920  )))
921 921  
922 922  
968 +
923 923  ==== 3.4.2.10 Trigger – Set AV (voltage) as trigger ====
924 924  
925 -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]]
971 +Set current trigger , base on AV port. See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
926 926  
927 927  * AT Command:
928 928  
929 929  (% class="box infomessage" %)
930 930  (((
931 -**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]]**
977 +**AT+AVLIM. See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]**
932 932  )))
933 933  
980 +
934 934  * Downlink Payload (prefix 0xAA 00 ):
935 935  
936 936  (% class="box infomessage" %)
937 937  (((
938 -**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]] **
985 +**0x AA 00 aa bb cc dd ee ff gg hh ~/~/ same as AT+AVLIM See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]] **
939 939  )))
940 940  
941 941  
989 +
942 942  ==== 3.4.2.11 Trigger – Set minimum interval ====
943 943  
944 944  Set AV and AC trigger minimum interval, system won’t response to the second trigger within this set time after the first trigger.
... ... @@ -950,6 +950,7 @@
950 950  **AT+ATDC=5. Device won’t response the second trigger within 5 minute after the first trigger.**
951 951  )))
952 952  
1001 +
953 953  * Downlink Payload (prefix 0xAC ):
954 954  
955 955  (% class="box infomessage" %)
... ... @@ -958,6 +958,7 @@
958 958  )))
959 959  
960 960  
1010 +
961 961  ==== 3.4.2.12 DO ~-~- Control Digital Output DO1/DO2/DO3 ====
962 962  
963 963  * AT Command:
... ... @@ -964,6 +964,7 @@
964 964  
965 965  There is no AT Command to control Digital Output
966 966  
1017 +
967 967  * Downlink Payload (prefix 0x02):
968 968  
969 969  (% class="box infomessage" %)
... ... @@ -990,6 +990,7 @@
990 990  )))
991 991  
992 992  
1044 +
993 993  ==== 3.4.2.13 DO ~-~- Control Digital Output DO1/DO2/DO3 with time control ====
994 994  
995 995  * AT Command:
... ... @@ -996,6 +996,7 @@
996 996  
997 997  There is no AT Command to control Digital Output
998 998  
1051 +
999 999  * Downlink Payload (prefix 0xA9):
1000 1000  
1001 1001  (% class="box infomessage" %)
... ... @@ -1015,18 +1015,22 @@
1015 1015  
1016 1016  00: DO pins will change to an inverter state after timeout 
1017 1017  
1071 +
1018 1018  (% style="color:#4f81bd" %)**Third Byte**(%%): Control Method and Ports status:
1019 1019  
1020 1020  [[image:image-20220524093238-6.png]]
1021 1021  
1076 +
1022 1022  (% style="color:#4f81bd" %)**Fourth Byte**(%%): Control Method and Ports status:
1023 1023  
1024 1024  [[image:image-20220524093328-7.png]]
1025 1025  
1081 +
1026 1026  (% style="color:#4f81bd" %)**Fifth Byte**(%%): Control Method and Ports status:
1027 1027  
1028 1028  [[image:image-20220524093351-8.png]]
1029 1029  
1086 +
1030 1030  (% style="color:#4f81bd" %)**Sixth and Seventh Byte**:
1031 1031  
1032 1032   Latching time. Unit: ms
... ... @@ -1033,6 +1033,7 @@
1033 1033  
1034 1034  Device will upload a packet if downlink code executes successfully.
1035 1035  
1093 +
1036 1036  **Example payload:**
1037 1037  
1038 1038  **~1. A9 01 01 01 01 07 D0**
... ... @@ -1052,12 +1052,14 @@
1052 1052  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
1053 1053  
1054 1054  
1055 -=== 3.4.2.14 Relay ~-~- Control Relay Output RO1/RO2 ===
1056 1056  
1114 +==== 3.4.2.14 Relay ~-~- Control Relay Output RO1/RO2 ====
1115 +
1057 1057  * AT Command:
1058 1058  
1059 1059  There is no AT Command to control Relay Output
1060 1060  
1120 +
1061 1061  * Downlink Payload (prefix 0x03):
1062 1062  
1063 1063  (% class="box infomessage" %)
... ... @@ -1080,6 +1080,7 @@
1080 1080  Device will upload a packet if downlink code executes successfully.
1081 1081  
1082 1082  
1143 +
1083 1083  ==== 3.4.2.15 Relay ~-~- Control Relay Output RO1/RO2 with time control ====
1084 1084  
1085 1085  * AT Command:
... ... @@ -1086,6 +1086,7 @@
1086 1086  
1087 1087  There is no AT Command to control Relay Output
1088 1088  
1150 +
1089 1089  * Downlink Payload (prefix 0x05):
1090 1090  
1091 1091  (% class="box infomessage" %)
... ... @@ -1103,14 +1103,17 @@
1103 1103  
1104 1104  00: Relays will change to an inverter state after timeout
1105 1105  
1168 +
1106 1106  (% style="color:#4f81bd" %)**Third Byte(bb)**(%%): Control Method and Ports status:
1107 1107  
1108 1108  [[image:image-20220524093831-10.png]]
1109 1109  
1173 +
1110 1110  (% style="color:#4f81bd" %)**Fourth/Fifth Bytes(cc)**(%%): Latching time. Unit: ms
1111 1111  
1112 1112  Device will upload a packet if downlink code executes successfully.
1113 1113  
1178 +
1114 1114  **Example payload:**
1115 1115  
1116 1116  **~1. 05 01 11 07 D0**
... ... @@ -1130,17 +1130,19 @@
1130 1130  Relay 1 & relay2 will change to NC, last 2 seconds, then both change to NO.
1131 1131  
1132 1132  
1198 +
1133 1133  ==== 3.4.2.16 Counting ~-~- Voltage threshold counting ====
1134 1134  
1135 -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]]
1201 +When voltage exceed the threshold, count. Feature see [[MOD4>>||anchor="H3.3.4AT2BMOD3D42CSingleDICounting2B1xVoltageCounting"]]
1136 1136  
1137 1137  * AT Command:
1138 1138  
1139 1139  (% class="box infomessage" %)
1140 1140  (((
1141 -**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]]**
1207 +**AT+VOLMAX    ~/~/ See [[MOD4>>||anchor="H3.3.4AT2BMOD3D42CSingleDICounting2B1xVoltageCounting"]]**
1142 1142  )))
1143 1143  
1210 +
1144 1144  * Downlink Payload (prefix 0xA5):
1145 1145  
1146 1146  (% class="box infomessage" %)
... ... @@ -1149,6 +1149,7 @@
1149 1149  )))
1150 1150  
1151 1151  
1219 +
1152 1152  ==== 3.4.2.17 Counting ~-~- Pre-configure the Count Number ====
1153 1153  
1154 1154  * AT Command:
... ... @@ -1166,6 +1166,7 @@
1166 1166  
1167 1167  Bb cc dd ee: number to be set
1168 1168  
1237 +
1169 1169  * Downlink Payload (prefix 0xA8):
1170 1170  
1171 1171  (% class="box infomessage" %)
... ... @@ -1174,6 +1174,7 @@
1174 1174  )))
1175 1175  
1176 1176  
1246 +
1177 1177  ==== 3.4.2.18 Counting ~-~- Clear Counting ====
1178 1178  
1179 1179  Clear counting for counting mode
... ... @@ -1193,6 +1193,7 @@
1193 1193  )))
1194 1194  
1195 1195  
1266 +
1196 1196  ==== 3.4.2.19 Counting ~-~- Change counting mode save time ====
1197 1197  
1198 1198  * AT Command:
... ... @@ -1215,16 +1215,17 @@
1215 1215  
1216 1216  )))
1217 1217  
1289 +
1218 1218  == 3.5 Integrate with Mydevice ==
1219 1219  
1220 1220  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:
1221 1221  
1222 1222  (((
1223 -**Step 1**: Be sure that your device is programmed and properly connected to the network at this time.
1295 +(% style="color:blue" %)**Step 1**(%%): Be sure that your device is programmed and properly connected to the network at this time.
1224 1224  )))
1225 1225  
1226 1226  (((
1227 -**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:
1299 +(% 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:
1228 1228  )))
1229 1229  
1230 1230  [[image:1653356737703-362.png||height="232" width="732"]]
... ... @@ -1231,30 +1231,38 @@
1231 1231  
1232 1232  [[image:image-20220524094641-11.png||height="390" width="723"]]
1233 1233  
1306 +
1234 1234  [[image:image-20220524094641-12.png||height="402" width="718"]]
1235 1235  
1236 -**Step 3**: Create an account or log in Mydevices.
1237 1237  
1238 -**Step 4**: Search LT-22222-L(for both LT-22222-L / LT-33222-L) and add DevEUI.(% style="display:none" %)
1310 +(% style="color:blue" %)**Step 3**(%%): Create an account or log in Mydevices.
1239 1239  
1312 +(% style="color:blue" %)**Step 4**(%%): Search LT-22222-L(for both LT-22222-L / LT-33222-L) and add DevEUI.(% style="display:none" %)
1313 +
1240 1240  Search under The things network
1241 1241  
1242 1242  [[image:1653356838789-523.png||height="337" width="740"]]
1243 1243  
1244 1244  
1319 +
1245 1245  After added, the sensor data arrive TTN, it will also arrive and show in Mydevices.
1246 1246  
1247 1247  [[image:image-20220524094909-1.png||height="335" width="729"]]
1248 1248  
1324 +
1249 1249  [[image:image-20220524094909-2.png||height="337" width="729"]]
1250 1250  
1327 +
1251 1251  [[image:image-20220524094909-3.png||height="338" width="727"]]
1252 1252  
1330 +
1253 1253  [[image:image-20220524094909-4.png||height="339" width="728"]](% style="display:none" %)
1254 1254  
1333 +
1255 1255  [[image:image-20220524094909-5.png||height="341" width="734"]]
1256 1256  
1257 1257  
1337 +
1258 1258  == 3.6 Interface Detail ==
1259 1259  
1260 1260  === 3.6.1 Digital Input Port: DI1/DI2 /DI3 ( For LT-33222-L, low active ) ===
... ... @@ -1264,6 +1264,7 @@
1264 1264  [[image:1653356991268-289.png]]
1265 1265  
1266 1266  
1347 +
1267 1267  === 3.6.2 Digital Input Port: DI1/DI2 ( For LT-22222-L) ===
1268 1268  
1269 1269  (((
... ... @@ -1279,52 +1279,106 @@
1279 1279  [[image:1653357170703-587.png]]
1280 1280  
1281 1281  (((
1363 +(((
1282 1282  When use need to connect a device to the DI port, both DI1+ and DI1- must be connected.
1283 1283  )))
1366 +)))
1284 1284  
1368 +(((
1369 +
1370 +)))
1285 1285  
1286 -**Example1**: Connect to a Low active sensor.
1372 +(((
1373 +(% style="color:blue" %)**Example1**(%%): Connect to a Low active sensor.
1374 +)))
1287 1287  
1376 +(((
1288 1288  This type of sensor will output a low signal GND when active.
1378 +)))
1289 1289  
1290 -* Connect sensor’s output to DI1-
1291 -* Connect sensor’s VCC to DI1+.
1380 +* (((
1381 +Connect sensor’s output to DI1-
1382 +)))
1383 +* (((
1384 +Connect sensor’s VCC to DI1+.
1385 +)))
1292 1292  
1293 -So when sensor active, the current between NEC2501 pin1 and pin2 is: ​​
1387 +(((
1388 +So when sensor active, the current between NEC2501 pin1 and pin2 is:
1389 +)))
1294 1294  
1295 -[[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/WebHome/image-20220524095628-8.png?rev=1.1||alt="image-20220524095628-8.png"]][[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/WebHome/image-20220524095628-8.png?rev=1.1||alt="image-20220524095628-8.png"]]** [[image:image-20220524095628-8.png]] = DI1+ / 1K.**
1391 +(((
1392 +[[image:1653968155772-850.png||height="23" width="19"]]**= DI1+ / 1K.**
1393 +)))
1296 1296  
1297 -If DI1+ = 12v, the //IF// = 12mA , So the LT-22222-L will be able to detect this active signal.
1395 +(((
1396 +If DI1+ = 12v, the [[image:1653968155772-850.png||height="23" width="19"]]= 12mA , So the LT-22222-L will be able to detect this active signal.
1397 +)))
1298 1298  
1399 +(((
1400 +
1401 +)))
1299 1299  
1300 -**Example2**: Connect to a High active sensor.
1403 +(((
1404 +(% style="color:blue" %)**Example2**(%%): Connect to a High active sensor.
1405 +)))
1301 1301  
1407 +(((
1302 1302  This type of sensor will output a high signal (example 24v) when active.
1409 +)))
1303 1303  
1304 -* Connect sensor’s output to DI1+
1305 -* Connect sensor’s GND DI1-.
1411 +* (((
1412 +Connect sensor’s output to DI1+
1413 +)))
1414 +* (((
1415 +Connect sensor’s GND DI1-.
1416 +)))
1306 1306  
1418 +(((
1307 1307  So when sensor active, the current between NEC2501 pin1 and pin2 is:
1420 +)))
1308 1308  
1309 -[[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/WebHome/image-20220524095628-8.png?rev=1.1||alt="image-20220524095628-8.png"]][[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/WebHome/image-20220524095628-8.png?rev=1.1||alt="image-20220524095628-8.png"]]** [[image:image-20220524095628-8.png]]= DI1+ / 1K.**
1422 +(((
1423 +[[image:1653968155772-850.png||height="23" width="19"]]**= DI1+ / 1K.**
1424 +)))
1310 1310  
1311 -If **DI1+ = 24v**, the [[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/WebHome/image-20220524095628-8.png?rev=1.1||alt="image-20220524095628-8.png"]][[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/WebHome/image-20220524095628-8.png?rev=1.1||alt="image-20220524095628-8.png"]]**[[image:image-20220524095628-8.png]]** = 24mA , So the LT-22222-L will be able to detect this high active signal.
1426 +(((
1427 +If **DI1+ = 24v**, the[[image:1653968155772-850.png||height="23" width="19"]] 24mA , So the LT-22222-L will be able to detect this high active signal.
1428 +)))
1312 1312  
1430 +(((
1431 +
1432 +)))
1313 1313  
1314 -**Example3**: Connect to a 220v high active sensor.
1434 +(((
1435 +(% style="color:blue" %)**Example3**(%%): Connect to a 220v high active sensor.
1436 +)))
1315 1315  
1438 +(((
1316 1316  Assume user want to monitor an active signal higher than 220v, to make sure not burn the photocoupler  
1440 +)))
1317 1317  
1318 -* Connect sensor’s output to DI1+ with a serial 50K resistor
1319 -* Connect sensor’s GND DI1-.
1442 +* (((
1443 +Connect sensor’s output to DI1+ with a serial 50K resistor
1444 +)))
1445 +* (((
1446 +Connect sensor’s GND DI1-.
1447 +)))
1320 1320  
1449 +(((
1321 1321  So when sensor active, the current between NEC2501 pin1 and pin2 is:
1451 +)))
1322 1322  
1323 - [[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/WebHome/image-20220524095628-8.png?rev=1.1||alt="image-20220524095628-8.png"]][[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/WebHome/image-20220524095628-8.png?rev=1.1||alt="image-20220524095628-8.png"]]**[[image:image-20220524095628-8.png]] = DI1+ / 51K.**
1453 +(((
1454 + [[image:1653968155772-850.png||height="23" width="19"]]**= DI1+ / 51K.**
1455 +)))
1324 1324  
1325 -If sensor output is 220v, the (% id="cke_bm_243359S" style="display:none" %)[[image:image-20220524095628-8.png]](%%) = DI1+ / 51K.  = 4.3mA , So the LT-22222-L will be able to detect this high active signal safely.
1457 +(((
1458 +If sensor output is 220v, the [[image:1653968155772-850.png||height="23" width="19"]](% id="cke_bm_243359S" style="display:none" %)[[image:image-20220524095628-8.png]](%%) = DI1+ / 51K.  = 4.3mA , So the LT-22222-L will be able to detect this high active signal safely.
1459 +)))
1326 1326  
1327 1327  
1462 +
1328 1328  === 3.6.3 Digital Output Port: DO1/DO2 /DO3 ===
1329 1329  
1330 1330  NPN output: GND or Float. Max voltage can apply to output pin is 36v.
... ... @@ -1332,12 +1332,14 @@
1332 1332  [[image:1653357531600-905.png]]
1333 1333  
1334 1334  
1470 +
1335 1335  === 3.6.4 Analog Input Interface ===
1336 1336  
1337 1337  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:
1338 1338  
1339 -**AC2 = (IN2 voltage )/12**
1340 1340  
1476 +(% style="color:blue" %)**AC2 = (IN2 voltage )/12**
1477 +
1341 1341  [[image:1653357592296-182.png]]
1342 1342  
1343 1343  Example to connect a 4~~20mA sensor
... ... @@ -1344,22 +1344,24 @@
1344 1344  
1345 1345  We take the wind speed sensor as an example for reference only.
1346 1346  
1347 -Specifications of the wind speed sensor:
1348 1348  
1349 -Red:12~~24v
1485 +**Specifications of the wind speed sensor:**
1350 1350  
1351 -Yellow:4~~20mA
1487 +Red:  12~~24v
1352 1352  
1353 -Black:GND
1489 +Yellow:  4~~20mA
1354 1354  
1491 +Black:  GND
1355 1355  
1356 -Connection diagram:
1357 1357  
1494 +**Connection diagram:**
1495 +
1358 1358  [[image:1653357640609-758.png]]
1359 1359  
1360 1360  [[image:1653357648330-671.png||height="155" width="733"]]
1361 1361  
1362 1362  
1501 +
1363 1363  === 3.6.5 Relay Output ===
1364 1364  
1365 1365  (((
... ... @@ -1371,6 +1371,7 @@
1371 1371  [[image:image-20220524100215-10.png||height="382" width="723"]]
1372 1372  
1373 1373  
1513 +
1374 1374  == 3.7 LEDs Indicators ==
1375 1375  
1376 1376  [[image:image-20220524100748-11.png]]
... ... @@ -1384,6 +1384,7 @@
1384 1384  
1385 1385  [[image:1653358238933-385.png]]
1386 1386  
1527 +
1387 1387  (((
1388 1388  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:
1389 1389  )))
... ... @@ -1390,6 +1390,7 @@
1390 1390  
1391 1391  [[image:1653358355238-883.png]]
1392 1392  
1534 +
1393 1393  (((
1394 1394  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/]]
1395 1395  )))
... ... @@ -1580,12 +1580,16 @@
1580 1580  
1581 1581  )))
1582 1582  
1725 +
1726 +
1583 1583  == 4.2 Common AT Command Sequence ==
1584 1584  
1585 1585  === 4.2.1 Multi-channel ABP mode (Use with SX1301/LG308) ===
1586 1586  
1587 1587  (((
1588 -If device has not joined network yet:
1732 +
1733 +
1734 +**If device has not joined network yet:**
1589 1589  )))
1590 1590  
1591 1591  (((
... ... @@ -1610,7 +1610,7 @@
1610 1610  
1611 1611  
1612 1612  (((
1613 -If device already joined network:
1759 +**If device already joined network:**
1614 1614  )))
1615 1615  
1616 1616  (((
... ... @@ -1623,10 +1623,14 @@
1623 1623  
1624 1624  )))
1625 1625  
1772 +
1773 +
1626 1626  === 4.2.2 Single-channel ABP mode (Use with LG01/LG02) ===
1627 1627  
1628 1628  (((
1629 -(% style="background-color:#dcdcdc" %) 123456(%%)   Enter Password to have AT access.
1777 +
1778 +
1779 +(% style="background-color:#dcdcdc" %)123456(%%)  Enter Password to have AT access.
1630 1630  )))
1631 1631  
1632 1632  (((
... ... @@ -1634,7 +1634,7 @@
1634 1634  )))
1635 1635  
1636 1636  (((
1637 -(% style="background-color:#dcdcdc" %) 123456(%%)   Enter Password to have AT access.
1787 +(% style="background-color:#dcdcdc" %) 123456(%%)  Enter Password to have AT access.
1638 1638  )))
1639 1639  
1640 1640  (((
... ... @@ -1642,39 +1642,41 @@
1642 1642  )))
1643 1643  
1644 1644  (((
1645 -(% style="background-color:#dcdcdc" %) AT+NJM=0(%%) Set to ABP mode
1795 +(% style="background-color:#dcdcdc" %) AT+NJM=0(%%)  Set to ABP mode
1646 1646  )))
1647 1647  
1648 1648  (((
1649 -(% style="background-color:#dcdcdc" %) AT+ADR=0(%%) Set the Adaptive Data Rate Off
1799 +(% style="background-color:#dcdcdc" %) AT+ADR=0(%%)  Set the Adaptive Data Rate Off
1650 1650  )))
1651 1651  
1652 1652  (((
1653 -(% style="background-color:#dcdcdc" %) AT+DR=5(%%)  Set Data Rate
1803 +(% style="background-color:#dcdcdc" %) AT+DR=5(%%)  Set Data Rate
1654 1654  )))
1655 1655  
1656 1656  (((
1657 -(% style="background-color:#dcdcdc" %) AT+TDC=60000(%%)  Set transmit interval to 60 seconds
1807 +(% style="background-color:#dcdcdc" %) AT+TDC=60000(%%)  Set transmit interval to 60 seconds
1658 1658  )))
1659 1659  
1660 1660  (((
1661 -(% style="background-color:#dcdcdc" %) AT+CHS=868400000(%%) Set transmit frequency to 868.4Mhz
1811 +(% style="background-color:#dcdcdc" %) AT+CHS=868400000(%%)  Set transmit frequency to 868.4Mhz
1662 1662  )))
1663 1663  
1664 1664  (((
1665 -(% style="background-color:#dcdcdc" %) AT+RX2FQ=868400000(%%) Set RX2Frequency to 868.4Mhz (according to the result from server)
1815 +(% style="background-color:#dcdcdc" %) AT+RX2FQ=868400000(%%)  Set RX2Frequency to 868.4Mhz (according to the result from server)
1666 1666  )))
1667 1667  
1668 1668  (((
1669 -(% style="background-color:#dcdcdc" %) AT+RX2DR=5(%%)  Set RX2DR to match the downlink DR from server. see below
1819 +(% style="background-color:#dcdcdc" %) AT+RX2DR=5(%%)  Set RX2DR to match the downlink DR from server. see below
1670 1670  )))
1671 1671  
1672 1672  (((
1673 -(% 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.
1823 +(% 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.
1674 1674  )))
1675 1675  
1676 1676  (((
1677 -(% style="background-color:#dcdcdc" %) ATZ         (%%) Reset MCU
1827 +(% style="background-color:#dcdcdc" %) ATZ         (%%) Reset MCU
1828 +
1829 +
1678 1678  )))
1679 1679  
1680 1680  (((
... ... @@ -1696,6 +1696,7 @@
1696 1696  
1697 1697  )))
1698 1698  
1851 +
1699 1699  === 4.2.3 Change to Class A ===
1700 1700  
1701 1701  If sensor JOINED
... ... @@ -1707,19 +1707,25 @@
1707 1707  
1708 1708  == 5.1 How to upgrade the image? ==
1709 1709  
1863 +
1710 1710  The LT LoRaWAN Controller is shipped with a 3.5mm cable, the cable is used to upload image to LT to:
1711 1711  
1712 1712  * Support new features
1713 1713  * For bug fix
1714 1714  * Change LoRaWAN bands.
1869 +
1715 1715  Below shows the hardware connection for how to upload an image to the LT:
1716 -* [[image:1653359603330-121.png]]
1717 1717  
1872 +[[image:1653359603330-121.png]]
1873 +
1874 +
1718 1718  (((
1719 -**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]].
1720 -**Step2**: Download the [[LT Image files>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/image/]].
1721 -**Step3: **Open flashloader; choose the correct COM port to update.
1722 -**For LT-22222-L**:
1876 +(% 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]].
1877 +(% 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/]].
1878 +(% style="color:blue" %)**Step3**(%%)**:** Open flashloader; choose the correct COM port to update.
1879 +
1880 +
1881 +(% style="color:blue" %)**For LT-22222-L**(%%):
1723 1723  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.
1724 1724  )))
1725 1725  
... ... @@ -1729,6 +1729,7 @@
1729 1729  
1730 1730  [[image:image-20220524104033-15.png]]
1731 1731  
1891 +
1732 1732  (% 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:
1733 1733  
1734 1734  [[image:1653360054704-518.png||height="186" width="745"]]
... ... @@ -1736,6 +1736,8 @@
1736 1736  
1737 1737  (((
1738 1738  (((
1899 +
1900 +
1739 1739  == 5.2 How to change the LoRa Frequency Bands/Region? ==
1740 1740  )))
1741 1741  )))
... ... @@ -1742,11 +1742,11 @@
1742 1742  
1743 1743  (((
1744 1744  User can follow the introduction for [[how to upgrade image>>||anchor="H5.1Howtoupgradetheimage3F"]]. When download the images, choose the required image file for download.
1745 -
1746 -
1747 1747  )))
1748 1748  
1749 1749  (((
1910 +
1911 +
1750 1750  == 5.3 How to set up LT to work with Single Channel Gateway such as LG01/LG02? ==
1751 1751  )))
1752 1752  
... ... @@ -1759,6 +1759,8 @@
1759 1759  (((
1760 1760  (((
1761 1761  Assume we have a LG02 working in the frequency 868400000 now , below is the step.
1924 +
1925 +
1762 1762  )))
1763 1763  )))
1764 1764  
... ... @@ -1774,23 +1774,25 @@
1774 1774  (% 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.
1775 1775  )))
1776 1776  
1941 +
1777 1777  (((
1778 1778  (% style="color:#4f81bd" %)**Step2**(%%)**: **Run AT Command to make LT work in Single frequency & ABP mode. Below is the AT commands:
1779 1779  )))
1780 1780  
1781 1781  (((
1782 -(% style="background-color:#dcdcdc" %)123456 (%%) Enter Password to have AT access.
1783 -(% style="background-color:#dcdcdc" %)AT+FDR  (%%) Reset Parameters to Factory Default, Keys Reserve
1784 -(% style="background-color:#dcdcdc" %)123456  (%%) Enter Password to have AT access.
1785 -(% style="background-color:#dcdcdc" %)AT+NJM=0 (%%)Set to ABP mode
1786 -(% style="background-color:#dcdcdc" %)AT+ADR=0 (%%)Set the Adaptive Data Rate Off
1787 -(% style="background-color:#dcdcdc" %)AT+DR=5 (%%) Set Data Rate (Set AT+DR=3 for 915 band)
1788 -(% style="background-color:#dcdcdc" %)AT+TDC=60000  (%%)Set transmit interval to 60 seconds
1789 -(% style="background-color:#dcdcdc" %)AT+CHS=868400000 (%%)Set transmit frequency to 868.4Mhz
1790 -(% style="background-color:#dcdcdc" %)AT+DADDR=26 01 1A F1(%%) Set Device Address to 26 01 1A F1
1791 -(% style="background-color:#dcdcdc" %)ATZ                (%%)Reset MCU
1947 +(% style="background-color:#dcdcdc" %)123456 (%%) Enter Password to have AT access.
1948 +(% style="background-color:#dcdcdc" %)AT+FDR(%%)  Reset Parameters to Factory Default, Keys Reserve
1949 +(% style="background-color:#dcdcdc" %)123456 (%%) Enter Password to have AT access.
1950 +(% style="background-color:#dcdcdc" %)AT+NJM=0 (%%) Set to ABP mode
1951 +(% style="background-color:#dcdcdc" %)AT+ADR=0 (%%) Set the Adaptive Data Rate Off
1952 +(% style="background-color:#dcdcdc" %)AT+DR=5 (%%) Set Data Rate (Set AT+DR=3 for 915 band)
1953 +(% style="background-color:#dcdcdc" %)AT+TDC=60000 (%%) Set transmit interval to 60 seconds
1954 +(% style="background-color:#dcdcdc" %)AT+CHS=868400000(%%)  Set transmit frequency to 868.4Mhz
1955 +(% style="background-color:#dcdcdc" %)AT+DADDR=26 01 1A F1(%%)  Set Device Address to 26 01 1A F1
1956 +(% style="background-color:#dcdcdc" %)ATZ        (%%) Reset MCU
1792 1792  )))
1793 1793  
1959 +
1794 1794  (((
1795 1795  As shown in below:
1796 1796  )))
... ... @@ -1803,192 +1803,97 @@
1803 1803  (((
1804 1804  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.
1805 1805  
1806 -
1807 -)))
1808 1808  
1809 -(((
1810 -= 6. Trouble Shooting =
1811 -)))
1973 +== 5.5 Can i use point to point communication for LT-22222-L? ==
1812 1812  
1813 -(((
1814 -(((
1815 -== 6.1 Downlink doesn’t work, how to solve it? ==
1975 +Yes, please refer [[Point to Point Communication>>doc:Main. Point to Point Communication of LT-22222-L.WebHome]]
1816 1816  )))
1817 -)))
1818 1818  
1819 1819  (((
1820 -Please see this link for how to debug: [[LoRaWAN Communication Debug>>LoRaWAN Communication Debug||anchor="H5.1Howitwork"]]
1821 -
1822 -[[http:~~/~~/wiki1.dragino.com/xwiki/bin/view/Main/LoRaWAN%20Communication%20Debug/#H5.1Howitwork>>http://wiki1.dragino.com/xwiki/bin/view/Main/LoRaWAN%20Communication%20Debug/#H5.1Howitwork]]
1823 -
1824 1824  
1825 -)))
1826 1826  
1827 -(((
1828 -== 6.2 Have trouble to upload image. ==
1981 += 6. Trouble Shooting =
1829 1829  )))
1830 1830  
1831 1831  (((
1832 -See this link for trouble shooting:
1833 -
1834 -[[http:~~/~~/wiki1.dragino.com/xwiki/bin/view/Main/Firmware%20Upgrade%20Instruction%20for%20STM32%20base%20products/>>http://wiki1.dragino.com/xwiki/bin/view/Main/Firmware%20Upgrade%20Instruction%20for%20STM32%20base%20products/]]
1835 -)))
1836 -
1837 1837  (((
1838 -
1986 +== 6.1 Downlink doesn’t work, how to solve it? ==
1839 1839  )))
1840 -
1841 -(((
1842 -== 6.3 Why I can’t join TTN in US915 /AU915 bands? ==
1843 1843  )))
1844 1844  
1845 1845  (((
1846 -It might be about the channels mapping. Please see this link for detail:
1847 -
1848 -[[http:~~/~~/wiki1.dragino.com/xwiki/bin/view/Main/LoRaWAN%20Communication%20Debug/#H2.NoticeofUS9152FCN4702FAU915Frequencyband>>http://wiki1.dragino.com/xwiki/bin/view/Main/LoRaWAN%20Communication%20Debug/#H2.NoticeofUS9152FCN4702FAU915Frequencyband]]
1991 +Please see this link for how to debug: [[LoRaWAN Communication Debug>>doc:Main.LoRaWAN Communication Debug.WebHome||anchor="H5.1Howitwork"]]
1849 1849  )))
1850 1850  
1851 1851  (((
1852 1852  
1853 -)))
1854 1854  
1855 -(((
1856 -= 7. Order Info =
1997 +== 6.2 Have trouble to upload image. ==
1857 1857  )))
1858 1858  
1859 1859  (((
1860 -(((
1861 -(% style="color:#4f81bd" %)**LT-22222-L-XXX:**
2001 +See this link for trouble shooting: [[Firmware Upgrade Instruction>>doc:Main.Firmware Upgrade Instruction for STM32 base products.WebHome]]
1862 1862  )))
1863 -)))
1864 1864  
1865 1865  (((
1866 -(((
1867 -(% style="color:#4f81bd" %)**XXX:**
1868 -)))
1869 -)))
2005 +
1870 1870  
1871 -(((
1872 -* (((
1873 -(% style="color:#4f81bd" %)**EU433**(%%): LT with frequency bands EU433
2007 +== 6.3 Why I can’t join TTN in US915 /AU915 bands? ==
1874 1874  )))
1875 -)))
1876 1876  
1877 1877  (((
1878 -* (((
1879 -(% style="color:#4f81bd" %)**EU868**(%%): LT with frequency bands EU868
2011 +It might be about the channels mapping. [[Please see this link for detail>>doc:Main.LoRaWAN Communication Debug.WebHome||anchor="H2.NoticeofUS9152FCN4702FAU915Frequencyband"]]
1880 1880  )))
1881 -)))
1882 1882  
1883 -(((
1884 -* (((
1885 -(% style="color:#4f81bd" %)**KR920**(%%): LT with frequency bands KR920
1886 -)))
1887 -)))
1888 1888  
1889 -(((
1890 -* (((
1891 -(% style="color:#4f81bd" %)**CN470**(%%): LT with frequency bands CN470
1892 -)))
1893 -)))
1894 1894  
1895 -(((
1896 -* (((
1897 -(% style="color:#4f81bd" %)**AS923**(%%): LT with frequency bands AS923
1898 -)))
1899 -)))
2016 += 7. Order Info =
1900 1900  
1901 -(((
1902 -* (((
1903 -(% style="color:#4f81bd" %)**AU915**(%%): LT with frequency bands AU915
1904 -)))
1905 -)))
1906 1906  
1907 -(((
1908 -* (((
1909 -(% style="color:#4f81bd" %)**US915**(%%): LT with frequency bands US915
1910 -)))
1911 -)))
2019 +(% style="color:#4f81bd" %)**LT-22222-L-XXX:**
1912 1912  
1913 -(((
1914 -* (((
1915 -(% style="color:#4f81bd" %)**IN865**(%%): LT with frequency bands IN865
1916 -)))
1917 -)))
1918 1918  
1919 -(((
1920 -* (((
1921 -(% style="color:#4f81bd" %)**CN779**(%%): LT with frequency bands CN779
2022 +(% style="color:#4f81bd" %)**XXX:**
1922 1922  
1923 -
1924 -)))
2024 +* (% style="color:#4f81bd" %)**EU433**(%%): LT with frequency bands EU433
2025 +* (% style="color:#4f81bd" %)**EU868**(%%): LT with frequency bands EU868
2026 +* (% style="color:#4f81bd" %)**KR920**(%%): LT with frequency bands KR920
2027 +* (% style="color:#4f81bd" %)**CN470**(%%): LT with frequency bands CN470
2028 +* (% style="color:#4f81bd" %)**AS923**(%%): LT with frequency bands AS923
2029 +* (% style="color:#4f81bd" %)**AU915**(%%): LT with frequency bands AU915
2030 +* (% style="color:#4f81bd" %)**US915**(%%): LT with frequency bands US915
2031 +* (% style="color:#4f81bd" %)**IN865**(%%): LT with frequency bands IN865
2032 +* (% style="color:#4f81bd" %)**CN779**(%%): LT with frequency bands CN779
1925 1925  
1926 1926  = 8. Packing Info =
1927 -)))
1928 1928  
1929 -(((
1930 -(((
2036 +
1931 1931  **Package Includes**:
1932 -)))
1933 -)))
1934 1934  
1935 -(((
1936 -(((
1937 1937  * LT-22222-L I/O Controller x 1
1938 1938  * Stick Antenna for LoRa RF part x 1
1939 1939  * Bracket for controller x1
1940 1940  * Program cable x 1
1941 -)))
1942 -)))
1943 1943  
1944 -(((
1945 -(((
1946 1946  **Dimension and weight**:
1947 -)))
1948 -)))
1949 1949  
1950 -(((
1951 -(((
1952 1952  * Device Size: 13.5 x 7 x 3 cm
1953 1953  * Device Weight: 105g
1954 1954  * Package Size / pcs : 14.5 x 8 x 5 cm
1955 1955  * Weight / pcs : 170g
1956 1956  
1957 -
1958 -)))
1959 -)))
1960 -
1961 -(((
1962 1962  = 9. Support =
1963 -)))
1964 1964  
1965 1965  * (((
1966 -(((
1967 1967  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.
1968 1968  )))
1969 -)))
1970 1970  * (((
1971 -(((
1972 -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
2057 +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]]
1973 1973  )))
1974 -)))
1975 1975  
1976 -(((
1977 -(((
1978 - [[support@dragino.com>>url:file:///D:/市场资料/说明书/LoRa/LT系列/support@dragino.com]]
1979 -
1980 -
1981 -)))
1982 -
1983 -(((
1984 1984  = 10. Reference​​​​​ =
1985 1985  
1986 -* Product Page:
1987 -
1988 -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]]
1989 -
2062 +* 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]]
1990 1990  * [[Image Download>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/image/]]
1991 1991  * [[AT Command Manual>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/]]
1992 1992  * [[Hardware Source>>url:https://github.com/dragino/Lora/tree/master/LT/LT-33222-L/v1.0]]
1993 -)))
1994 -)))
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