Last modified by Saxer Lin on 2025/04/15 17:24
<
From version < 77.65 >
edited by Xiaoling
on 2022/06/10 09:19
To version < 75.14 >
edited by Xiaoling
on 2022/06/01 17:38
>
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Summary

Details

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Content
... ... @@ -11,9 +11,6 @@
11 11  
12 12  
13 13  
14 -
15 -
16 -
17 17  = 1.Introduction =
18 18  
19 19  == 1.1 What is LT Series I/O Controller ==
... ... @@ -51,8 +51,6 @@
51 51  == 1.2  Specifications ==
52 52  
53 53  (((
54 -
55 -
56 56  **Hardware System:**
57 57  )))
58 58  
... ... @@ -172,6 +172,8 @@
172 172  * Firmware upgradable via program port
173 173  * Counting
174 174  
170 +
171 +
175 175  == 1.4  Applications ==
176 176  
177 177  * Smart Buildings & Home Automation
... ... @@ -181,6 +181,8 @@
181 181  * Smart Cities
182 182  * Smart Factory
183 183  
181 +
182 +
184 184  == 1.5 Hardware Variants ==
185 185  
186 186  (% border="1" style="background-color:#f7faff; width:500px" %)
... ... @@ -194,6 +194,8 @@
194 194  * 1 x Counting Port
195 195  )))
196 196  
196 +
197 +
197 197  = 2. Power ON Device =
198 198  
199 199  The LT controller can be powered by 7 ~~ 24V DC power source. Connect VIN to Power Input V+ and GND to power input V- to power the LT controller.
... ... @@ -205,7 +205,6 @@
205 205  [[image:1653297104069-180.png]]
206 206  
207 207  
208 -
209 209  = 3. Operation Mode =
210 210  
211 211  == 3.1 How it works? ==
... ... @@ -220,8 +220,6 @@
220 220  
221 221  )))
222 222  
223 -
224 -
225 225  == 3.2 Example to join LoRaWAN network ==
226 226  
227 227  (((
... ... @@ -263,7 +263,6 @@
263 263  [[image:1653298044601-602.png||height="405" width="709"]]
264 264  
265 265  
266 -
267 267  == 3.3 Uplink Payload ==
268 268  
269 269  There are five working modes + one interrupt mode on LT for different type application:
... ... @@ -275,6 +275,8 @@
275 275  * **MOD5**: Single DI Counting + 2 x AVI + 1 x ACI + DO + RO
276 276  * **ADDMOD6**: Trigger Mode, Optional, used together with MOD1 ~~ MOD5
277 277  
275 +
276 +
278 278  === 3.3.1 AT+MOD~=1, 2ACI+2AVI ===
279 279  
280 280  The uplink payload includes totally 9 bytes. Uplink packets use FPORT=2 and every 10 minutes send one uplink by default.
... ... @@ -325,6 +325,8 @@
325 325  ** DO1 is high in case there is load between DO1 and V+.
326 326  ** DO1 LED is off in both case
327 327  
327 +
328 +
328 328  === 3.3.2 AT+MOD~=2, (Double DI Counting) ===
329 329  
330 330  **For LT-22222-L**: this mode the **DI1 and DI2** are used as counting pins.
... ... @@ -418,7 +418,6 @@
418 418  )))
419 419  
420 420  
421 -
422 422  === 3.3.3 AT+MOD~=3, Single DI Counting + 2 x ACI ===
423 423  
424 424  **LT22222-L**: This mode the DI1 is used as a counting pin.
... ... @@ -463,8 +463,6 @@
463 463  
464 464  )))
465 465  
466 -
467 -
468 468  === 3.3.4 AT+MOD~=4, Single DI Counting + 1 x Voltage Counting ===
469 469  
470 470  **LT22222-L**: This mode the DI1 is used as a counting pin.
... ... @@ -546,7 +546,6 @@
546 546  )))
547 547  
548 548  
549 -
550 550  === 3.3.5 AT+MOD~=5, Single DI Counting + 2 x AVI + 1 x ACI ===
551 551  
552 552  **LT22222-L**: This mode the DI1 is used as a counting pin.
... ... @@ -591,8 +591,6 @@
591 591  
592 592  )))
593 593  
594 -
595 -
596 596  === 3.3.6 AT+ADDMOD~=6. (Trigger Mode, Optional) ===
597 597  
598 598  (% style="color:#4f81bd" %)**This mode is an optional mode for trigger purpose. It can run together with other mode.**
... ... @@ -716,7 +716,6 @@
716 716  When device got this command, it will send the MOD6 payload.
717 717  
718 718  
719 -
720 720  === 3.3.7 Payload Decoder ===
721 721  
722 722  (((
... ... @@ -725,8 +725,6 @@
725 725  
726 726  )))
727 727  
728 -
729 -
730 730  == 3.4 ​Configure LT via AT or Downlink ==
731 731  
732 732  User can configure LT I/O Controller via AT Commands or LoRaWAN Downlink Commands
... ... @@ -744,7 +744,6 @@
744 744  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]]
745 745  
746 746  
747 -
748 748  === 3.4.2 Sensor related commands ===
749 749  
750 750  ==== 3.4.2.1 Set Transmit Interval ====
... ... @@ -768,7 +768,6 @@
768 768  )))
769 769  
770 770  
771 -
772 772  ==== 3.4.2.2 Set Work Mode (AT+MOD) ====
773 773  
774 774  Set work mode.
... ... @@ -790,7 +790,6 @@
790 790  )))
791 791  
792 792  
793 -
794 794  ==== 3.4.2.3 Poll an uplink ====
795 795  
796 796  * AT Command:
... ... @@ -807,7 +807,6 @@
807 807  **Example**: 0x08FF, ask device to send an Uplink
808 808  
809 809  
810 -
811 811  ==== 3.4.2.4 Enable Trigger Mode ====
812 812  
813 813  Use of trigger mode, please check [[ADDMOD6>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
... ... @@ -831,7 +831,6 @@
831 831  )))
832 832  
833 833  
834 -
835 835  ==== 3.4.2.5 Poll trigger settings ====
836 836  
837 837  Poll trigger settings,
... ... @@ -848,7 +848,6 @@
848 848  )))
849 849  
850 850  
851 -
852 852  ==== 3.4.2.6 Enable / Disable DI1/DI2/DI3 as trigger ====
853 853  
854 854  Enable Disable DI1/DI2/DI2 as trigger,
... ... @@ -872,7 +872,6 @@
872 872  )))
873 873  
874 874  
875 -
876 876  ==== 3.4.2.7 Trigger1 – Set DI1 or DI3 as trigger ====
877 877  
878 878  Set DI1 or DI3(for LT-33222-L) trigger.
... ... @@ -888,12 +888,10 @@
888 888  
889 889  b : delay timing.
890 890  
891 -
892 892  **Example:**
893 893  
894 894  AT+TRIG1=1,100(set DI1 port to trigger on high level, valid signal is 100ms )
895 895  
896 -
897 897  * Downlink Payload (prefix 0x09 01 ):
898 898  
899 899  (% class="box infomessage" %)
... ... @@ -902,7 +902,6 @@
902 902  )))
903 903  
904 904  
905 -
906 906  ==== 3.4.2.8 Trigger2 – Set DI2 as trigger ====
907 907  
908 908  Set DI2 trigger.
... ... @@ -918,12 +918,10 @@
918 918  
919 919  b : delay timing.
920 920  
921 -
922 922  **Example:**
923 923  
924 924  AT+TRIG2=0,100(set DI1 port to trigger on low level, valid signal is 100ms )
925 925  
926 -
927 927  * Downlink Payload (prefix 0x09 02 ):
928 928  
929 929  (% class="box infomessage" %)
... ... @@ -932,7 +932,6 @@
932 932  )))
933 933  
934 934  
935 -
936 936  ==== 3.4.2.9 Trigger – Set AC (current) as trigger ====
937 937  
938 938  Set current trigger , base on AC port. See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
... ... @@ -944,37 +944,33 @@
944 944  **AT+ACLIM. **
945 945  )))
946 946  
947 -
948 948  * Downlink Payload (prefix 0xAA 01 ):
949 949  
950 950  (% class="box infomessage" %)
951 951  (((
952 -**0x AA 01 aa bb cc dd ee ff gg hh ~/~/ same as AT+ACLIM See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]**
930 +**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]]**
953 953  )))
954 954  
955 955  
956 -
957 957  ==== 3.4.2.10 Trigger – Set AV (voltage) as trigger ====
958 958  
959 -Set current trigger , base on AV port. See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
936 +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]]
960 960  
961 961  * AT Command:
962 962  
963 963  (% class="box infomessage" %)
964 964  (((
965 -**AT+AVLIM. See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]**
942 +**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]]**
966 966  )))
967 967  
968 -
969 969  * Downlink Payload (prefix 0xAA 00 ):
970 970  
971 971  (% class="box infomessage" %)
972 972  (((
973 -**0x AA 00 aa bb cc dd ee ff gg hh ~/~/ same as AT+AVLIM See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]] **
949 +**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]] **
974 974  )))
975 975  
976 976  
977 -
978 978  ==== 3.4.2.11 Trigger – Set minimum interval ====
979 979  
980 980  Set AV and AC trigger minimum interval, system won’t response to the second trigger within this set time after the first trigger.
... ... @@ -986,7 +986,6 @@
986 986  **AT+ATDC=5. Device won’t response the second trigger within 5 minute after the first trigger.**
987 987  )))
988 988  
989 -
990 990  * Downlink Payload (prefix 0xAC ):
991 991  
992 992  (% class="box infomessage" %)
... ... @@ -995,7 +995,6 @@
995 995  )))
996 996  
997 997  
998 -
999 999  ==== 3.4.2.12 DO ~-~- Control Digital Output DO1/DO2/DO3 ====
1000 1000  
1001 1001  * AT Command:
... ... @@ -1002,7 +1002,6 @@
1002 1002  
1003 1003  There is no AT Command to control Digital Output
1004 1004  
1005 -
1006 1006  * Downlink Payload (prefix 0x02):
1007 1007  
1008 1008  (% class="box infomessage" %)
... ... @@ -1029,7 +1029,6 @@
1029 1029  )))
1030 1030  
1031 1031  
1032 -
1033 1033  ==== 3.4.2.13 DO ~-~- Control Digital Output DO1/DO2/DO3 with time control ====
1034 1034  
1035 1035  * AT Command:
... ... @@ -1036,7 +1036,6 @@
1036 1036  
1037 1037  There is no AT Command to control Digital Output
1038 1038  
1039 -
1040 1040  * Downlink Payload (prefix 0xA9):
1041 1041  
1042 1042  (% class="box infomessage" %)
... ... @@ -1056,22 +1056,18 @@
1056 1056  
1057 1057  00: DO pins will change to an inverter state after timeout 
1058 1058  
1059 -
1060 1060  (% style="color:#4f81bd" %)**Third Byte**(%%): Control Method and Ports status:
1061 1061  
1062 1062  [[image:image-20220524093238-6.png]]
1063 1063  
1064 -
1065 1065  (% style="color:#4f81bd" %)**Fourth Byte**(%%): Control Method and Ports status:
1066 1066  
1067 1067  [[image:image-20220524093328-7.png]]
1068 1068  
1069 -
1070 1070  (% style="color:#4f81bd" %)**Fifth Byte**(%%): Control Method and Ports status:
1071 1071  
1072 1072  [[image:image-20220524093351-8.png]]
1073 1073  
1074 -
1075 1075  (% style="color:#4f81bd" %)**Sixth and Seventh Byte**:
1076 1076  
1077 1077   Latching time. Unit: ms
... ... @@ -1078,7 +1078,6 @@
1078 1078  
1079 1079  Device will upload a packet if downlink code executes successfully.
1080 1080  
1081 -
1082 1082  **Example payload:**
1083 1083  
1084 1084  **~1. A9 01 01 01 01 07 D0**
... ... @@ -1098,7 +1098,6 @@
1098 1098  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
1099 1099  
1100 1100  
1101 -
1102 1102  === 3.4.2.14 Relay ~-~- Control Relay Output RO1/RO2 ===
1103 1103  
1104 1104  * AT Command:
... ... @@ -1105,7 +1105,6 @@
1105 1105  
1106 1106  There is no AT Command to control Relay Output
1107 1107  
1108 -
1109 1109  * Downlink Payload (prefix 0x03):
1110 1110  
1111 1111  (% class="box infomessage" %)
... ... @@ -1128,7 +1128,6 @@
1128 1128  Device will upload a packet if downlink code executes successfully.
1129 1129  
1130 1130  
1131 -
1132 1132  ==== 3.4.2.15 Relay ~-~- Control Relay Output RO1/RO2 with time control ====
1133 1133  
1134 1134  * AT Command:
... ... @@ -1135,7 +1135,6 @@
1135 1135  
1136 1136  There is no AT Command to control Relay Output
1137 1137  
1138 -
1139 1139  * Downlink Payload (prefix 0x05):
1140 1140  
1141 1141  (% class="box infomessage" %)
... ... @@ -1153,17 +1153,14 @@
1153 1153  
1154 1154  00: Relays will change to an inverter state after timeout
1155 1155  
1156 -
1157 1157  (% style="color:#4f81bd" %)**Third Byte(bb)**(%%): Control Method and Ports status:
1158 1158  
1159 1159  [[image:image-20220524093831-10.png]]
1160 1160  
1161 -
1162 1162  (% style="color:#4f81bd" %)**Fourth/Fifth Bytes(cc)**(%%): Latching time. Unit: ms
1163 1163  
1164 1164  Device will upload a packet if downlink code executes successfully.
1165 1165  
1166 -
1167 1167  **Example payload:**
1168 1168  
1169 1169  **~1. 05 01 11 07 D0**
... ... @@ -1183,19 +1183,17 @@
1183 1183  Relay 1 & relay2 will change to NC, last 2 seconds, then both change to NO.
1184 1184  
1185 1185  
1186 -
1187 1187  ==== 3.4.2.16 Counting ~-~- Voltage threshold counting ====
1188 1188  
1189 -When voltage exceed the threshold, count. Feature see [[MOD4>>||anchor="H3.3.4AT2BMOD3D42CSingleDICounting2B1xVoltageCounting"]]
1146 +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]]
1190 1190  
1191 1191  * AT Command:
1192 1192  
1193 1193  (% class="box infomessage" %)
1194 1194  (((
1195 -**AT+VOLMAX    ~/~/ See [[MOD4>>||anchor="H3.3.4AT2BMOD3D42CSingleDICounting2B1xVoltageCounting"]]**
1152 +**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]]**
1196 1196  )))
1197 1197  
1198 -
1199 1199  * Downlink Payload (prefix 0xA5):
1200 1200  
1201 1201  (% class="box infomessage" %)
... ... @@ -1204,7 +1204,6 @@
1204 1204  )))
1205 1205  
1206 1206  
1207 -
1208 1208  ==== 3.4.2.17 Counting ~-~- Pre-configure the Count Number ====
1209 1209  
1210 1210  * AT Command:
... ... @@ -1222,7 +1222,6 @@
1222 1222  
1223 1223  Bb cc dd ee: number to be set
1224 1224  
1225 -
1226 1226  * Downlink Payload (prefix 0xA8):
1227 1227  
1228 1228  (% class="box infomessage" %)
... ... @@ -1231,7 +1231,6 @@
1231 1231  )))
1232 1232  
1233 1233  
1234 -
1235 1235  ==== 3.4.2.18 Counting ~-~- Clear Counting ====
1236 1236  
1237 1237  Clear counting for counting mode
... ... @@ -1251,7 +1251,6 @@
1251 1251  )))
1252 1252  
1253 1253  
1254 -
1255 1255  ==== 3.4.2.19 Counting ~-~- Change counting mode save time ====
1256 1256  
1257 1257  * AT Command:
... ... @@ -1274,17 +1274,16 @@
1274 1274  
1275 1275  )))
1276 1276  
1277 -
1278 1278  == 3.5 Integrate with Mydevice ==
1279 1279  
1280 1280  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:
1281 1281  
1282 1282  (((
1283 -(% style="color:blue" %)**Step 1**(%%): Be sure that your device is programmed and properly connected to the network at this time.
1234 +**Step 1**: Be sure that your device is programmed and properly connected to the network at this time.
1284 1284  )))
1285 1285  
1286 1286  (((
1287 -(% style="color:blue" %)**Step 2**(%%): To configure the Application to forward data to Mydevices you will need to add integration. To add the Mydevices integration, perform the following steps:
1238 +**Step 2**: To configure the Application to forward data to Mydevices you will need to add integration. To add the Mydevices integration, perform the following steps:
1288 1288  )))
1289 1289  
1290 1290  [[image:1653356737703-362.png||height="232" width="732"]]
... ... @@ -1291,38 +1291,30 @@
1291 1291  
1292 1292  [[image:image-20220524094641-11.png||height="390" width="723"]]
1293 1293  
1294 -
1295 1295  [[image:image-20220524094641-12.png||height="402" width="718"]]
1296 1296  
1247 +**Step 3**: Create an account or log in Mydevices.
1297 1297  
1298 -(% style="color:blue" %)**Step 3**(%%): Create an account or log in Mydevices.
1249 +**Step 4**: Search LT-22222-L(for both LT-22222-L / LT-33222-L) and add DevEUI.(% style="display:none" %)
1299 1299  
1300 -(% style="color:blue" %)**Step 4**(%%): Search LT-22222-L(for both LT-22222-L / LT-33222-L) and add DevEUI.(% style="display:none" %)
1301 -
1302 1302  Search under The things network
1303 1303  
1304 1304  [[image:1653356838789-523.png||height="337" width="740"]]
1305 1305  
1306 1306  
1307 -
1308 1308  After added, the sensor data arrive TTN, it will also arrive and show in Mydevices.
1309 1309  
1310 1310  [[image:image-20220524094909-1.png||height="335" width="729"]]
1311 1311  
1312 -
1313 1313  [[image:image-20220524094909-2.png||height="337" width="729"]]
1314 1314  
1315 -
1316 1316  [[image:image-20220524094909-3.png||height="338" width="727"]]
1317 1317  
1318 -
1319 1319  [[image:image-20220524094909-4.png||height="339" width="728"]](% style="display:none" %)
1320 1320  
1321 -
1322 1322  [[image:image-20220524094909-5.png||height="341" width="734"]]
1323 1323  
1324 1324  
1325 -
1326 1326  == 3.6 Interface Detail ==
1327 1327  
1328 1328  === 3.6.1 Digital Input Port: DI1/DI2 /DI3 ( For LT-33222-L, low active ) ===
... ... @@ -1332,7 +1332,6 @@
1332 1332  [[image:1653356991268-289.png]]
1333 1333  
1334 1334  
1335 -
1336 1336  === 3.6.2 Digital Input Port: DI1/DI2 ( For LT-22222-L) ===
1337 1337  
1338 1338  (((
... ... @@ -1358,7 +1358,7 @@
1358 1358  )))
1359 1359  
1360 1360  (((
1361 -(% style="color:blue" %)**Example1**(%%): Connect to a Low active sensor.
1303 +**Example1**: Connect to a Low active sensor.
1362 1362  )))
1363 1363  
1364 1364  (((
... ... @@ -1389,7 +1389,7 @@
1389 1389  )))
1390 1390  
1391 1391  (((
1392 -(% style="color:blue" %)**Example2**(%%): Connect to a High active sensor.
1334 +**Example2**: Connect to a High active sensor.
1393 1393  )))
1394 1394  
1395 1395  (((
... ... @@ -1420,7 +1420,7 @@
1420 1420  )))
1421 1421  
1422 1422  (((
1423 -(% style="color:blue" %)**Example3**(%%): Connect to a 220v high active sensor.
1365 +**Example3**: Connect to a 220v high active sensor.
1424 1424  )))
1425 1425  
1426 1426  (((
... ... @@ -1447,7 +1447,6 @@
1447 1447  )))
1448 1448  
1449 1449  
1450 -
1451 1451  === 3.6.3 Digital Output Port: DO1/DO2 /DO3 ===
1452 1452  
1453 1453  NPN output: GND or Float. Max voltage can apply to output pin is 36v.
... ... @@ -1455,14 +1455,12 @@
1455 1455  [[image:1653357531600-905.png]]
1456 1456  
1457 1457  
1458 -
1459 1459  === 3.6.4 Analog Input Interface ===
1460 1460  
1461 1461  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:
1462 1462  
1403 +**AC2 = (IN2 voltage )/12**
1463 1463  
1464 -(% style="color:blue" %)**AC2 = (IN2 voltage )/12**
1465 -
1466 1466  [[image:1653357592296-182.png]]
1467 1467  
1468 1468  Example to connect a 4~~20mA sensor
... ... @@ -1469,24 +1469,22 @@
1469 1469  
1470 1470  We take the wind speed sensor as an example for reference only.
1471 1471  
1411 +Specifications of the wind speed sensor:
1472 1472  
1473 -**Specifications of the wind speed sensor:**
1413 +Red:12~~24v
1474 1474  
1475 -Red:  12~~24v
1415 +Yellow:4~~20mA
1476 1476  
1477 -Yellow:  4~~20mA
1417 +Black:GND
1478 1478  
1479 -Black:  GND
1480 1480  
1420 +Connection diagram:
1481 1481  
1482 -**Connection diagram:**
1483 -
1484 1484  [[image:1653357640609-758.png]]
1485 1485  
1486 1486  [[image:1653357648330-671.png||height="155" width="733"]]
1487 1487  
1488 1488  
1489 -
1490 1490  === 3.6.5 Relay Output ===
1491 1491  
1492 1492  (((
... ... @@ -1498,7 +1498,6 @@
1498 1498  [[image:image-20220524100215-10.png||height="382" width="723"]]
1499 1499  
1500 1500  
1501 -
1502 1502  == 3.7 LEDs Indicators ==
1503 1503  
1504 1504  [[image:image-20220524100748-11.png]]
... ... @@ -1512,7 +1512,6 @@
1512 1512  
1513 1513  [[image:1653358238933-385.png]]
1514 1514  
1515 -
1516 1516  (((
1517 1517  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:
1518 1518  )))
... ... @@ -1519,7 +1519,6 @@
1519 1519  
1520 1520  [[image:1653358355238-883.png]]
1521 1521  
1522 -
1523 1523  (((
1524 1524  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/]]
1525 1525  )))
... ... @@ -1710,16 +1710,12 @@
1710 1710  
1711 1711  )))
1712 1712  
1713 -
1714 -
1715 1715  == 4.2 Common AT Command Sequence ==
1716 1716  
1717 1717  === 4.2.1 Multi-channel ABP mode (Use with SX1301/LG308) ===
1718 1718  
1719 1719  (((
1720 -
1721 -
1722 -**If device has not joined network yet:**
1652 +If device has not joined network yet:
1723 1723  )))
1724 1724  
1725 1725  (((
... ... @@ -1744,7 +1744,7 @@
1744 1744  
1745 1745  
1746 1746  (((
1747 -**If device already joined network:**
1677 +If device already joined network:
1748 1748  )))
1749 1749  
1750 1750  (((
... ... @@ -1757,14 +1757,10 @@
1757 1757  
1758 1758  )))
1759 1759  
1760 -
1761 -
1762 1762  === 4.2.2 Single-channel ABP mode (Use with LG01/LG02) ===
1763 1763  
1764 1764  (((
1765 -
1766 -
1767 -(% style="background-color:#dcdcdc" %)123456(%%)  Enter Password to have AT access.
1693 +(% style="background-color:#dcdcdc" %) 123456(%%)   Enter Password to have AT access.
1768 1768  )))
1769 1769  
1770 1770  (((
... ... @@ -1772,7 +1772,7 @@
1772 1772  )))
1773 1773  
1774 1774  (((
1775 -(% style="background-color:#dcdcdc" %) 123456(%%)  Enter Password to have AT access.
1701 +(% style="background-color:#dcdcdc" %) 123456(%%)   Enter Password to have AT access.
1776 1776  )))
1777 1777  
1778 1778  (((
... ... @@ -1780,41 +1780,39 @@
1780 1780  )))
1781 1781  
1782 1782  (((
1783 -(% style="background-color:#dcdcdc" %) AT+NJM=0(%%)  Set to ABP mode
1709 +(% style="background-color:#dcdcdc" %) AT+NJM=0(%%) Set to ABP mode
1784 1784  )))
1785 1785  
1786 1786  (((
1787 -(% style="background-color:#dcdcdc" %) AT+ADR=0(%%)  Set the Adaptive Data Rate Off
1713 +(% style="background-color:#dcdcdc" %) AT+ADR=0(%%) Set the Adaptive Data Rate Off
1788 1788  )))
1789 1789  
1790 1790  (((
1791 -(% style="background-color:#dcdcdc" %) AT+DR=5(%%)  Set Data Rate
1717 +(% style="background-color:#dcdcdc" %) AT+DR=5(%%)  Set Data Rate
1792 1792  )))
1793 1793  
1794 1794  (((
1795 -(% style="background-color:#dcdcdc" %) AT+TDC=60000(%%)  Set transmit interval to 60 seconds
1721 +(% style="background-color:#dcdcdc" %) AT+TDC=60000(%%)  Set transmit interval to 60 seconds
1796 1796  )))
1797 1797  
1798 1798  (((
1799 -(% style="background-color:#dcdcdc" %) AT+CHS=868400000(%%)  Set transmit frequency to 868.4Mhz
1725 +(% style="background-color:#dcdcdc" %) AT+CHS=868400000(%%) Set transmit frequency to 868.4Mhz
1800 1800  )))
1801 1801  
1802 1802  (((
1803 -(% style="background-color:#dcdcdc" %) AT+RX2FQ=868400000(%%)  Set RX2Frequency to 868.4Mhz (according to the result from server)
1729 +(% style="background-color:#dcdcdc" %) AT+RX2FQ=868400000(%%) Set RX2Frequency to 868.4Mhz (according to the result from server)
1804 1804  )))
1805 1805  
1806 1806  (((
1807 -(% style="background-color:#dcdcdc" %) AT+RX2DR=5(%%)  Set RX2DR to match the downlink DR from server. see below
1733 +(% style="background-color:#dcdcdc" %) AT+RX2DR=5(%%)  Set RX2DR to match the downlink DR from server. see below
1808 1808  )))
1809 1809  
1810 1810  (((
1811 -(% 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.
1737 +(% style="background-color:#dcdcdc" %) AT+DADDR=26 01 1A F1 (%%)Set Device Address to 26 01 1A F1, this ID can be found in the LoRa Server portal.
1812 1812  )))
1813 1813  
1814 1814  (((
1815 -(% style="background-color:#dcdcdc" %) ATZ         (%%) Reset MCU
1816 -
1817 -
1741 +(% style="background-color:#dcdcdc" %) ATZ         (%%) Reset MCU
1818 1818  )))
1819 1819  
1820 1820  (((
... ... @@ -1836,7 +1836,6 @@
1836 1836  
1837 1837  )))
1838 1838  
1839 -
1840 1840  === 4.2.3 Change to Class A ===
1841 1841  
1842 1842  If sensor JOINED
... ... @@ -1848,25 +1848,19 @@
1848 1848  
1849 1849  == 5.1 How to upgrade the image? ==
1850 1850  
1851 -
1852 1852  The LT LoRaWAN Controller is shipped with a 3.5mm cable, the cable is used to upload image to LT to:
1853 1853  
1854 1854  * Support new features
1855 1855  * For bug fix
1856 1856  * Change LoRaWAN bands.
1857 -
1858 1858  Below shows the hardware connection for how to upload an image to the LT:
1780 +* [[image:1653359603330-121.png]]
1859 1859  
1860 -[[image:1653359603330-121.png]]
1861 -
1862 -
1863 1863  (((
1864 -(% 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]].
1865 -(% 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/]].
1866 -(% style="color:blue" %)**Step3**(%%)**:** Open flashloader; choose the correct COM port to update.
1867 -
1868 -
1869 -(% style="color:blue" %)**For LT-22222-L**(%%):
1783 +**Step1:** Download [[flash loader>>url:https://www.st.com/content/st_com/en/products/development-tools/software-development-tools/stm32-software-development-tools/stm32-programmers/flasher-stm32.html]].
1784 +**Step2**: Download the [[LT Image files>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/image/]].
1785 +**Step3: **Open flashloader; choose the correct COM port to update.
1786 +**For LT-22222-L**:
1870 1870  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.
1871 1871  )))
1872 1872  
... ... @@ -1876,7 +1876,6 @@
1876 1876  
1877 1877  [[image:image-20220524104033-15.png]]
1878 1878  
1879 -
1880 1880  (% 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:
1881 1881  
1882 1882  [[image:1653360054704-518.png||height="186" width="745"]]
... ... @@ -1884,8 +1884,6 @@
1884 1884  
1885 1885  (((
1886 1886  (((
1887 -
1888 -
1889 1889  == 5.2 How to change the LoRa Frequency Bands/Region? ==
1890 1890  )))
1891 1891  )))
... ... @@ -1892,11 +1892,11 @@
1892 1892  
1893 1893  (((
1894 1894  User can follow the introduction for [[how to upgrade image>>||anchor="H5.1Howtoupgradetheimage3F"]]. When download the images, choose the required image file for download.
1895 -)))
1896 1896  
1897 -(((
1898 1898  
1811 +)))
1899 1899  
1813 +(((
1900 1900  == 5.3 How to set up LT to work with Single Channel Gateway such as LG01/LG02? ==
1901 1901  )))
1902 1902  
... ... @@ -1909,8 +1909,6 @@
1909 1909  (((
1910 1910  (((
1911 1911  Assume we have a LG02 working in the frequency 868400000 now , below is the step.
1912 -
1913 -
1914 1914  )))
1915 1915  )))
1916 1916  
... ... @@ -1926,25 +1926,23 @@
1926 1926  (% 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.
1927 1927  )))
1928 1928  
1929 -
1930 1930  (((
1931 1931  (% style="color:#4f81bd" %)**Step2**(%%)**: **Run AT Command to make LT work in Single frequency & ABP mode. Below is the AT commands:
1932 1932  )))
1933 1933  
1934 1934  (((
1935 -(% style="background-color:#dcdcdc" %)123456 (%%) Enter Password to have AT access.
1936 -(% style="background-color:#dcdcdc" %)AT+FDR(%%)  Reset Parameters to Factory Default, Keys Reserve
1937 -(% style="background-color:#dcdcdc" %)123456 (%%) Enter Password to have AT access.
1938 -(% style="background-color:#dcdcdc" %)AT+NJM=0 (%%) Set to ABP mode
1939 -(% style="background-color:#dcdcdc" %)AT+ADR=0 (%%) Set the Adaptive Data Rate Off
1940 -(% style="background-color:#dcdcdc" %)AT+DR=5 (%%) Set Data Rate (Set AT+DR=3 for 915 band)
1941 -(% style="background-color:#dcdcdc" %)AT+TDC=60000 (%%) Set transmit interval to 60 seconds
1942 -(% style="background-color:#dcdcdc" %)AT+CHS=868400000(%%)  Set transmit frequency to 868.4Mhz
1943 -(% style="background-color:#dcdcdc" %)AT+DADDR=26 01 1A F1(%%)  Set Device Address to 26 01 1A F1
1944 -(% style="background-color:#dcdcdc" %)ATZ        (%%) Reset MCU
1846 +(% style="background-color:#dcdcdc" %)123456 (%%) Enter Password to have AT access.
1847 +(% style="background-color:#dcdcdc" %)AT+FDR  (%%) Reset Parameters to Factory Default, Keys Reserve
1848 +(% style="background-color:#dcdcdc" %)123456  (%%) Enter Password to have AT access.
1849 +(% style="background-color:#dcdcdc" %)AT+NJM=0 (%%)Set to ABP mode
1850 +(% style="background-color:#dcdcdc" %)AT+ADR=0 (%%)Set the Adaptive Data Rate Off
1851 +(% style="background-color:#dcdcdc" %)AT+DR=5 (%%) Set Data Rate (Set AT+DR=3 for 915 band)
1852 +(% style="background-color:#dcdcdc" %)AT+TDC=60000  (%%)Set transmit interval to 60 seconds
1853 +(% style="background-color:#dcdcdc" %)AT+CHS=868400000 (%%)Set transmit frequency to 868.4Mhz
1854 +(% style="background-color:#dcdcdc" %)AT+DADDR=26 01 1A F1(%%) Set Device Address to 26 01 1A F1
1855 +(% style="background-color:#dcdcdc" %)ATZ                (%%)Reset MCU
1945 1945  )))
1946 1946  
1947 -
1948 1948  (((
1949 1949  As shown in below:
1950 1950  )))
... ... @@ -1957,15 +1957,10 @@
1957 1957  (((
1958 1958  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.
1959 1959  
1960 -
1961 -== 5.5 Can i use point to point communication for LT-22222-L? ==
1962 -
1963 -Yes, please refer [[Point to Point Communication>>doc:Main. Point to Point Communication of LT-22222-L.WebHome]]
1870 +
1964 1964  )))
1965 1965  
1966 1966  (((
1967 -
1968 -
1969 1969  = 6. Trouble Shooting =
1970 1970  )))
1971 1971  
... ... @@ -1977,11 +1977,11 @@
1977 1977  
1978 1978  (((
1979 1979  Please see this link for how to debug: [[LoRaWAN Communication Debug>>doc:Main.LoRaWAN Communication Debug.WebHome||anchor="H5.1Howitwork"]]
1980 -)))
1981 1981  
1982 -(((
1983 1983  
1887 +)))
1984 1984  
1889 +(((
1985 1985  == 6.2 Have trouble to upload image. ==
1986 1986  )))
1987 1987  
... ... @@ -1991,7 +1991,9 @@
1991 1991  
1992 1992  (((
1993 1993  
1899 +)))
1994 1994  
1901 +(((
1995 1995  == 6.3 Why I can’t join TTN in US915 /AU915 bands? ==
1996 1996  )))
1997 1997  
... ... @@ -1999,55 +1999,147 @@
1999 1999  It might be about the channels mapping. [[Please see this link for detail>>doc:Main.LoRaWAN Communication Debug.WebHome||anchor="H2.NoticeofUS9152FCN4702FAU915Frequencyband"]]
2000 2000  )))
2001 2001  
1909 +(((
1910 +
1911 +)))
2002 2002  
2003 -
1913 +(((
2004 2004  = 7. Order Info =
1915 +)))
2005 2005  
2006 -
1917 +(((
1918 +(((
2007 2007  (% style="color:#4f81bd" %)**LT-22222-L-XXX:**
1920 +)))
1921 +)))
2008 2008  
2009 -
1923 +(((
1924 +(((
2010 2010  (% style="color:#4f81bd" %)**XXX:**
1926 +)))
1927 +)))
2011 2011  
2012 -* (% style="color:#4f81bd" %)**EU433**(%%): LT with frequency bands EU433
2013 -* (% style="color:#4f81bd" %)**EU868**(%%): LT with frequency bands EU868
2014 -* (% style="color:#4f81bd" %)**KR920**(%%): LT with frequency bands KR920
2015 -* (% style="color:#4f81bd" %)**CN470**(%%): LT with frequency bands CN470
2016 -* (% style="color:#4f81bd" %)**AS923**(%%): LT with frequency bands AS923
2017 -* (% style="color:#4f81bd" %)**AU915**(%%): LT with frequency bands AU915
2018 -* (% style="color:#4f81bd" %)**US915**(%%): LT with frequency bands US915
2019 -* (% style="color:#4f81bd" %)**IN865**(%%): LT with frequency bands IN865
2020 -* (% style="color:#4f81bd" %)**CN779**(%%): LT with frequency bands CN779
1929 +(((
1930 +* (((
1931 +(% style="color:#4f81bd" %)**EU433**(%%): LT with frequency bands EU433
1932 +)))
1933 +)))
2021 2021  
2022 -= 8. Packing Info =
1935 +(((
1936 +* (((
1937 +(% style="color:#4f81bd" %)**EU868**(%%): LT with frequency bands EU868
1938 +)))
1939 +)))
2023 2023  
1941 +(((
1942 +* (((
1943 +(% style="color:#4f81bd" %)**KR920**(%%): LT with frequency bands KR920
1944 +)))
1945 +)))
2024 2024  
1947 +(((
1948 +* (((
1949 +(% style="color:#4f81bd" %)**CN470**(%%): LT with frequency bands CN470
1950 +)))
1951 +)))
1952 +
1953 +(((
1954 +* (((
1955 +(% style="color:#4f81bd" %)**AS923**(%%): LT with frequency bands AS923
1956 +)))
1957 +)))
1958 +
1959 +(((
1960 +* (((
1961 +(% style="color:#4f81bd" %)**AU915**(%%): LT with frequency bands AU915
1962 +)))
1963 +)))
1964 +
1965 +(((
1966 +* (((
1967 +(% style="color:#4f81bd" %)**US915**(%%): LT with frequency bands US915
1968 +)))
1969 +)))
1970 +
1971 +(((
1972 +* (((
1973 +(% style="color:#4f81bd" %)**IN865**(%%): LT with frequency bands IN865
1974 +)))
1975 +)))
1976 +
1977 +(((
1978 +* (((
1979 +(% style="color:#4f81bd" %)**CN779**(%%): LT with frequency bands CN779
1980 +
1981 +
1982 +)))
1983 +
1984 += 8. Packing Info =
1985 +)))
1986 +
1987 +(((
1988 +(((
2025 2025  **Package Includes**:
1990 +)))
1991 +)))
2026 2026  
1993 +(((
1994 +(((
2027 2027  * LT-22222-L I/O Controller x 1
2028 2028  * Stick Antenna for LoRa RF part x 1
2029 2029  * Bracket for controller x1
2030 2030  * Program cable x 1
1999 +)))
2000 +)))
2031 2031  
2002 +(((
2003 +(((
2032 2032  **Dimension and weight**:
2005 +)))
2006 +)))
2033 2033  
2008 +(((
2009 +(((
2034 2034  * Device Size: 13.5 x 7 x 3 cm
2035 2035  * Device Weight: 105g
2036 2036  * Package Size / pcs : 14.5 x 8 x 5 cm
2037 2037  * Weight / pcs : 170g
2038 2038  
2015 +
2016 +)))
2017 +)))
2018 +
2019 +(((
2039 2039  = 9. Support =
2021 +)))
2040 2040  
2041 2041  * (((
2024 +(((
2042 2042  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.
2043 2043  )))
2027 +)))
2044 2044  * (((
2045 -Provide as much information as possible regarding your enquiry (product models, accurately describe your problem and steps to replicate it etc) and send a mail to [[support@dragino.com>>url:file:///D:/市场资料/说明书/LoRa/LT系列/support@dragino.com]]
2029 +(((
2030 +Provide as much information as possible regarding your enquiry (product models, accurately describe your problem and steps to replicate it etc) and send a mail to
2046 2046  )))
2032 +)))
2047 2047  
2034 +(((
2035 +(((
2036 + [[support@dragino.com>>url:file:///D:/市场资料/说明书/LoRa/LT系列/support@dragino.com]]
2037 +
2038 +
2039 +)))
2040 +
2041 +(((
2048 2048  = 10. Reference​​​​​ =
2049 2049  
2050 -* LT-22222-L: [[http:~~/~~/www.dragino.com/products/lora-lorawan-end-node/item/156-lt-22222-l.html>>url:http://www.dragino.com/products/lora-lorawan-end-node/item/156-lt-22222-l.html]]
2044 +* Product Page:
2045 +
2046 +LT-22222-L: [[http:~~/~~/www.dragino.com/products/lora-lorawan-end-node/item/156-lt-22222-l.html>>url:http://www.dragino.com/products/lora-lorawan-end-node/item/156-lt-22222-l.html]]
2047 +
2051 2051  * [[Image Download>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/image/]]
2052 2052  * [[AT Command Manual>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/]]
2053 2053  * [[Hardware Source>>url:https://github.com/dragino/Lora/tree/master/LT/LT-33222-L/v1.0]]
2051 +)))
2052 +)))

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