Last modified by Saxer Lin on 2025/04/15 17:24
<
From version < 77.28 >
edited by Xiaoling
on 2022/06/10 08:41
To version < 77.67 >
edited by Xiaoling
on 2022/06/10 09:20
>
Change comment: There is no comment for this version

Summary

Details

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Content
... ... @@ -75,7 +75,6 @@
75 75  )))
76 76  )))
77 77  
78 -
79 79  (((
80 80  **Interface for Model: LT22222-L:**
81 81  )))
... ... @@ -99,7 +99,6 @@
99 99  Power Input 7~~ 24V DC. 
100 100  )))
101 101  
102 -
103 103  (((
104 104  **LoRa Spec:**
105 105  )))
... ... @@ -164,8 +164,6 @@
164 164  
165 165  )))
166 166  
167 -
168 -
169 169  == 1.3 Features ==
170 170  
171 171  * LoRaWAN Class A & Class C protocol
... ... @@ -176,8 +176,6 @@
176 176  * Firmware upgradable via program port
177 177  * Counting
178 178  
179 -
180 -
181 181  == 1.4  Applications ==
182 182  
183 183  * Smart Buildings & Home Automation
... ... @@ -187,8 +187,6 @@
187 187  * Smart Cities
188 188  * Smart Factory
189 189  
190 -
191 -
192 192  == 1.5 Hardware Variants ==
193 193  
194 194  (% border="1" style="background-color:#f7faff; width:500px" %)
... ... @@ -202,8 +202,6 @@
202 202  * 1 x Counting Port
203 203  )))
204 204  
205 -
206 -
207 207  = 2. Power ON Device =
208 208  
209 209  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.
... ... @@ -285,8 +285,6 @@
285 285  * **MOD5**: Single DI Counting + 2 x AVI + 1 x ACI + DO + RO
286 286  * **ADDMOD6**: Trigger Mode, Optional, used together with MOD1 ~~ MOD5
287 287  
288 -
289 -
290 290  === 3.3.1 AT+MOD~=1, 2ACI+2AVI ===
291 291  
292 292  The uplink payload includes totally 9 bytes. Uplink packets use FPORT=2 and every 10 minutes send one uplink by default.
... ... @@ -322,7 +322,6 @@
322 322  * [1] RO1 relay channel is close and the RO1 LED is ON.
323 323  * [0] RO2 relay channel is open and RO2 LED is OFF;
324 324  
325 -
326 326  **LT22222-L:**
327 327  
328 328  * [1] DI2 channel is high input and DI2 LED is ON;
... ... @@ -338,8 +338,6 @@
338 338  ** DO1 is high in case there is load between DO1 and V+.
339 339  ** DO1 LED is off in both case
340 340  
341 -
342 -
343 343  === 3.3.2 AT+MOD~=2, (Double DI Counting) ===
344 344  
345 345  **For LT-22222-L**: this mode the **DI1 and DI2** are used as counting pins.
... ... @@ -753,9 +753,8 @@
753 753  * (% 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]]
754 754  
755 755  * (% style="color:#4f81bd" %)**Sensor Related Commands**(%%): These commands are special designed for LT-22222-L.  User can see these commands below:
741 +*
756 756  
757 -
758 -
759 759  === 3.4.1 Common Commands ===
760 760  
761 761  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]]
... ... @@ -777,6 +777,7 @@
777 777  
778 778  **Example: **AT+TDC=30000. Means set interval to 30 seconds
779 779  
764 +
780 780  * Downlink Payload (prefix 0x01):
781 781  
782 782  (% class="box infomessage" %)
... ... @@ -799,6 +799,7 @@
799 799  
800 800  **Example**: AT+MOD=2. Set work mode to Double DI counting mode
801 801  
787 +
802 802  * Downlink Payload (prefix 0x0A):
803 803  
804 804  (% class="box infomessage" %)
... ... @@ -814,6 +814,7 @@
814 814  
815 815  There is no AT Command to poll uplink
816 816  
803 +
817 817  * Downlink Payload (prefix 0x08):
818 818  
819 819  (% class="box infomessage" %)
... ... @@ -840,6 +840,7 @@
840 840  
841 841  0: Disable Trigger Mode
842 842  
830 +
843 843  * Downlink Payload (prefix 0x0A 06):
844 844  
845 845  (% class="box infomessage" %)
... ... @@ -857,6 +857,7 @@
857 857  
858 858  There is no AT Command for this feature.
859 859  
848 +
860 860  * Downlink Payload (prefix 0x AB 06):
861 861  
862 862  (% class="box infomessage" %)
... ... @@ -877,6 +877,7 @@
877 877  **Format: AT+DTRI=<DI1_TIRGGER_FlAG>,< DI2_TIRGGER_FlAG >**
878 878  )))
879 879  
869 +
880 880  **Example:**
881 881  
882 882  AT+ DTRI =1,0   (Enable DI1 trigger / disable DI2 trigger)
... ... @@ -905,10 +905,12 @@
905 905  
906 906  b : delay timing.
907 907  
898 +
908 908  **Example:**
909 909  
910 910  AT+TRIG1=1,100(set DI1 port to trigger on high level, valid signal is 100ms )
911 911  
903 +
912 912  * Downlink Payload (prefix 0x09 01 ):
913 913  
914 914  (% class="box infomessage" %)
... ... @@ -933,10 +933,12 @@
933 933  
934 934  b : delay timing.
935 935  
928 +
936 936  **Example:**
937 937  
938 938  AT+TRIG2=0,100(set DI1 port to trigger on low level, valid signal is 100ms )
939 939  
933 +
940 940  * Downlink Payload (prefix 0x09 02 ):
941 941  
942 942  (% class="box infomessage" %)
... ... @@ -957,6 +957,7 @@
957 957  **AT+ACLIM. **
958 958  )))
959 959  
954 +
960 960  * Downlink Payload (prefix 0xAA 01 ):
961 961  
962 962  (% class="box infomessage" %)
... ... @@ -977,6 +977,7 @@
977 977  **AT+AVLIM. See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]**
978 978  )))
979 979  
975 +
980 980  * Downlink Payload (prefix 0xAA 00 ):
981 981  
982 982  (% class="box infomessage" %)
... ... @@ -997,6 +997,7 @@
997 997  **AT+ATDC=5. Device won’t response the second trigger within 5 minute after the first trigger.**
998 998  )))
999 999  
996 +
1000 1000  * Downlink Payload (prefix 0xAC ):
1001 1001  
1002 1002  (% class="box infomessage" %)
... ... @@ -1005,6 +1005,7 @@
1005 1005  )))
1006 1006  
1007 1007  
1005 +
1008 1008  ==== 3.4.2.12 DO ~-~- Control Digital Output DO1/DO2/DO3 ====
1009 1009  
1010 1010  * AT Command:
... ... @@ -1011,6 +1011,7 @@
1011 1011  
1012 1012  There is no AT Command to control Digital Output
1013 1013  
1012 +
1014 1014  * Downlink Payload (prefix 0x02):
1015 1015  
1016 1016  (% class="box infomessage" %)
... ... @@ -1037,6 +1037,7 @@
1037 1037  )))
1038 1038  
1039 1039  
1039 +
1040 1040  ==== 3.4.2.13 DO ~-~- Control Digital Output DO1/DO2/DO3 with time control ====
1041 1041  
1042 1042  * AT Command:
... ... @@ -1043,6 +1043,7 @@
1043 1043  
1044 1044  There is no AT Command to control Digital Output
1045 1045  
1046 +
1046 1046  * Downlink Payload (prefix 0xA9):
1047 1047  
1048 1048  (% class="box infomessage" %)
... ... @@ -1062,18 +1062,22 @@
1062 1062  
1063 1063  00: DO pins will change to an inverter state after timeout 
1064 1064  
1066 +
1065 1065  (% style="color:#4f81bd" %)**Third Byte**(%%): Control Method and Ports status:
1066 1066  
1067 1067  [[image:image-20220524093238-6.png]]
1068 1068  
1071 +
1069 1069  (% style="color:#4f81bd" %)**Fourth Byte**(%%): Control Method and Ports status:
1070 1070  
1071 1071  [[image:image-20220524093328-7.png]]
1072 1072  
1076 +
1073 1073  (% style="color:#4f81bd" %)**Fifth Byte**(%%): Control Method and Ports status:
1074 1074  
1075 1075  [[image:image-20220524093351-8.png]]
1076 1076  
1081 +
1077 1077  (% style="color:#4f81bd" %)**Sixth and Seventh Byte**:
1078 1078  
1079 1079   Latching time. Unit: ms
... ... @@ -1080,6 +1080,7 @@
1080 1080  
1081 1081  Device will upload a packet if downlink code executes successfully.
1082 1082  
1088 +
1083 1083  **Example payload:**
1084 1084  
1085 1085  **~1. A9 01 01 01 01 07 D0**
... ... @@ -1099,6 +1099,7 @@
1099 1099  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
1100 1100  
1101 1101  
1108 +
1102 1102  === 3.4.2.14 Relay ~-~- Control Relay Output RO1/RO2 ===
1103 1103  
1104 1104  * AT Command:
... ... @@ -1105,6 +1105,7 @@
1105 1105  
1106 1106  There is no AT Command to control Relay Output
1107 1107  
1115 +
1108 1108  * Downlink Payload (prefix 0x03):
1109 1109  
1110 1110  (% class="box infomessage" %)
... ... @@ -1127,6 +1127,7 @@
1127 1127  Device will upload a packet if downlink code executes successfully.
1128 1128  
1129 1129  
1138 +
1130 1130  ==== 3.4.2.15 Relay ~-~- Control Relay Output RO1/RO2 with time control ====
1131 1131  
1132 1132  * AT Command:
... ... @@ -1133,6 +1133,7 @@
1133 1133  
1134 1134  There is no AT Command to control Relay Output
1135 1135  
1145 +
1136 1136  * Downlink Payload (prefix 0x05):
1137 1137  
1138 1138  (% class="box infomessage" %)
... ... @@ -1150,14 +1150,17 @@
1150 1150  
1151 1151  00: Relays will change to an inverter state after timeout
1152 1152  
1163 +
1153 1153  (% style="color:#4f81bd" %)**Third Byte(bb)**(%%): Control Method and Ports status:
1154 1154  
1155 1155  [[image:image-20220524093831-10.png]]
1156 1156  
1168 +
1157 1157  (% style="color:#4f81bd" %)**Fourth/Fifth Bytes(cc)**(%%): Latching time. Unit: ms
1158 1158  
1159 1159  Device will upload a packet if downlink code executes successfully.
1160 1160  
1173 +
1161 1161  **Example payload:**
1162 1162  
1163 1163  **~1. 05 01 11 07 D0**
... ... @@ -1177,6 +1177,7 @@
1177 1177  Relay 1 & relay2 will change to NC, last 2 seconds, then both change to NO.
1178 1178  
1179 1179  
1193 +
1180 1180  ==== 3.4.2.16 Counting ~-~- Voltage threshold counting ====
1181 1181  
1182 1182  When voltage exceed the threshold, count. Feature see [[MOD4>>||anchor="H3.3.4AT2BMOD3D42CSingleDICounting2B1xVoltageCounting"]]
... ... @@ -1188,6 +1188,7 @@
1188 1188  **AT+VOLMAX    ~/~/ See [[MOD4>>||anchor="H3.3.4AT2BMOD3D42CSingleDICounting2B1xVoltageCounting"]]**
1189 1189  )))
1190 1190  
1205 +
1191 1191  * Downlink Payload (prefix 0xA5):
1192 1192  
1193 1193  (% class="box infomessage" %)
... ... @@ -1196,6 +1196,7 @@
1196 1196  )))
1197 1197  
1198 1198  
1214 +
1199 1199  ==== 3.4.2.17 Counting ~-~- Pre-configure the Count Number ====
1200 1200  
1201 1201  * AT Command:
... ... @@ -1213,6 +1213,7 @@
1213 1213  
1214 1214  Bb cc dd ee: number to be set
1215 1215  
1232 +
1216 1216  * Downlink Payload (prefix 0xA8):
1217 1217  
1218 1218  (% class="box infomessage" %)
... ... @@ -1221,6 +1221,7 @@
1221 1221  )))
1222 1222  
1223 1223  
1241 +
1224 1224  ==== 3.4.2.18 Counting ~-~- Clear Counting ====
1225 1225  
1226 1226  Clear counting for counting mode
... ... @@ -1240,6 +1240,7 @@
1240 1240  )))
1241 1241  
1242 1242  
1261 +
1243 1243  ==== 3.4.2.19 Counting ~-~- Change counting mode save time ====
1244 1244  
1245 1245  * AT Command:
... ... @@ -1262,16 +1262,17 @@
1262 1262  
1263 1263  )))
1264 1264  
1284 +
1265 1265  == 3.5 Integrate with Mydevice ==
1266 1266  
1267 1267  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:
1268 1268  
1269 1269  (((
1270 -**Step 1**: Be sure that your device is programmed and properly connected to the network at this time.
1290 +(% style="color:blue" %)**Step 1**(%%): Be sure that your device is programmed and properly connected to the network at this time.
1271 1271  )))
1272 1272  
1273 1273  (((
1274 -**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:
1294 +(% 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:
1275 1275  )))
1276 1276  
1277 1277  [[image:1653356737703-362.png||height="232" width="732"]]
... ... @@ -1278,12 +1278,13 @@
1278 1278  
1279 1279  [[image:image-20220524094641-11.png||height="390" width="723"]]
1280 1280  
1301 +
1281 1281  [[image:image-20220524094641-12.png||height="402" width="718"]]
1282 1282  
1283 1283  
1284 -**Step 3**: Create an account or log in Mydevices.
1305 +(% style="color:blue" %)**Step 3**(%%): Create an account or log in Mydevices.
1285 1285  
1286 -**Step 4**: Search LT-22222-L(for both LT-22222-L / LT-33222-L) and add DevEUI.(% style="display:none" %)
1307 +(% style="color:blue" %)**Step 4**(%%): Search LT-22222-L(for both LT-22222-L / LT-33222-L) and add DevEUI.(% style="display:none" %)
1287 1287  
1288 1288  Search under The things network
1289 1289  
... ... @@ -1290,19 +1290,25 @@
1290 1290  [[image:1653356838789-523.png||height="337" width="740"]]
1291 1291  
1292 1292  
1314 +
1293 1293  After added, the sensor data arrive TTN, it will also arrive and show in Mydevices.
1294 1294  
1295 1295  [[image:image-20220524094909-1.png||height="335" width="729"]]
1296 1296  
1319 +
1297 1297  [[image:image-20220524094909-2.png||height="337" width="729"]]
1298 1298  
1322 +
1299 1299  [[image:image-20220524094909-3.png||height="338" width="727"]]
1300 1300  
1325 +
1301 1301  [[image:image-20220524094909-4.png||height="339" width="728"]](% style="display:none" %)
1302 1302  
1328 +
1303 1303  [[image:image-20220524094909-5.png||height="341" width="734"]]
1304 1304  
1305 1305  
1332 +
1306 1306  == 3.6 Interface Detail ==
1307 1307  
1308 1308  === 3.6.1 Digital Input Port: DI1/DI2 /DI3 ( For LT-33222-L, low active ) ===
... ... @@ -1312,6 +1312,7 @@
1312 1312  [[image:1653356991268-289.png]]
1313 1313  
1314 1314  
1342 +
1315 1315  === 3.6.2 Digital Input Port: DI1/DI2 ( For LT-22222-L) ===
1316 1316  
1317 1317  (((
... ... @@ -1337,7 +1337,7 @@
1337 1337  )))
1338 1338  
1339 1339  (((
1340 -**Example1**: Connect to a Low active sensor.
1368 +(% style="color:blue" %)**Example1**(%%): Connect to a Low active sensor.
1341 1341  )))
1342 1342  
1343 1343  (((
... ... @@ -1368,7 +1368,7 @@
1368 1368  )))
1369 1369  
1370 1370  (((
1371 -**Example2**: Connect to a High active sensor.
1399 +(% style="color:blue" %)**Example2**(%%): Connect to a High active sensor.
1372 1372  )))
1373 1373  
1374 1374  (((
... ... @@ -1399,7 +1399,7 @@
1399 1399  )))
1400 1400  
1401 1401  (((
1402 -**Example3**: Connect to a 220v high active sensor.
1430 +(% style="color:blue" %)**Example3**(%%): Connect to a 220v high active sensor.
1403 1403  )))
1404 1404  
1405 1405  (((
... ... @@ -1426,6 +1426,7 @@
1426 1426  )))
1427 1427  
1428 1428  
1457 +
1429 1429  === 3.6.3 Digital Output Port: DO1/DO2 /DO3 ===
1430 1430  
1431 1431  NPN output: GND or Float. Max voltage can apply to output pin is 36v.
... ... @@ -1433,12 +1433,14 @@
1433 1433  [[image:1653357531600-905.png]]
1434 1434  
1435 1435  
1465 +
1436 1436  === 3.6.4 Analog Input Interface ===
1437 1437  
1438 1438  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:
1439 1439  
1440 -**AC2 = (IN2 voltage )/12**
1441 1441  
1471 +(% style="color:blue" %)**AC2 = (IN2 voltage )/12**
1472 +
1442 1442  [[image:1653357592296-182.png]]
1443 1443  
1444 1444  Example to connect a 4~~20mA sensor
... ... @@ -1445,22 +1445,24 @@
1445 1445  
1446 1446  We take the wind speed sensor as an example for reference only.
1447 1447  
1448 -Specifications of the wind speed sensor:
1449 1449  
1450 -Red:12~~24v
1480 +**Specifications of the wind speed sensor:**
1451 1451  
1452 -Yellow:4~~20mA
1482 +Red:  12~~24v
1453 1453  
1454 -Black:GND
1484 +Yellow:  4~~20mA
1455 1455  
1486 +Black:  GND
1456 1456  
1457 -Connection diagram:
1458 1458  
1489 +**Connection diagram:**
1490 +
1459 1459  [[image:1653357640609-758.png]]
1460 1460  
1461 1461  [[image:1653357648330-671.png||height="155" width="733"]]
1462 1462  
1463 1463  
1496 +
1464 1464  === 3.6.5 Relay Output ===
1465 1465  
1466 1466  (((
... ... @@ -1472,6 +1472,7 @@
1472 1472  [[image:image-20220524100215-10.png||height="382" width="723"]]
1473 1473  
1474 1474  
1508 +
1475 1475  == 3.7 LEDs Indicators ==
1476 1476  
1477 1477  [[image:image-20220524100748-11.png]]
... ... @@ -1485,6 +1485,7 @@
1485 1485  
1486 1486  [[image:1653358238933-385.png]]
1487 1487  
1522 +
1488 1488  (((
1489 1489  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:
1490 1490  )))
... ... @@ -1491,6 +1491,7 @@
1491 1491  
1492 1492  [[image:1653358355238-883.png]]
1493 1493  
1529 +
1494 1494  (((
1495 1495  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/]]
1496 1496  )))
... ... @@ -1681,12 +1681,16 @@
1681 1681  
1682 1682  )))
1683 1683  
1720 +
1721 +
1684 1684  == 4.2 Common AT Command Sequence ==
1685 1685  
1686 1686  === 4.2.1 Multi-channel ABP mode (Use with SX1301/LG308) ===
1687 1687  
1688 1688  (((
1689 -If device has not joined network yet:
1727 +
1728 +
1729 +**If device has not joined network yet:**
1690 1690  )))
1691 1691  
1692 1692  (((
... ... @@ -1711,7 +1711,7 @@
1711 1711  
1712 1712  
1713 1713  (((
1714 -If device already joined network:
1754 +**If device already joined network:**
1715 1715  )))
1716 1716  
1717 1717  (((
... ... @@ -1724,10 +1724,14 @@
1724 1724  
1725 1725  )))
1726 1726  
1767 +
1768 +
1727 1727  === 4.2.2 Single-channel ABP mode (Use with LG01/LG02) ===
1728 1728  
1729 1729  (((
1730 -(% style="background-color:#dcdcdc" %) 123456(%%)   Enter Password to have AT access.
1772 +
1773 +
1774 +(% style="background-color:#dcdcdc" %)123456(%%)  Enter Password to have AT access.
1731 1731  )))
1732 1732  
1733 1733  (((
... ... @@ -1735,7 +1735,7 @@
1735 1735  )))
1736 1736  
1737 1737  (((
1738 -(% style="background-color:#dcdcdc" %) 123456(%%)   Enter Password to have AT access.
1782 +(% style="background-color:#dcdcdc" %) 123456(%%)  Enter Password to have AT access.
1739 1739  )))
1740 1740  
1741 1741  (((
... ... @@ -1743,39 +1743,41 @@
1743 1743  )))
1744 1744  
1745 1745  (((
1746 -(% style="background-color:#dcdcdc" %) AT+NJM=0(%%) Set to ABP mode
1790 +(% style="background-color:#dcdcdc" %) AT+NJM=0(%%)  Set to ABP mode
1747 1747  )))
1748 1748  
1749 1749  (((
1750 -(% style="background-color:#dcdcdc" %) AT+ADR=0(%%) Set the Adaptive Data Rate Off
1794 +(% style="background-color:#dcdcdc" %) AT+ADR=0(%%)  Set the Adaptive Data Rate Off
1751 1751  )))
1752 1752  
1753 1753  (((
1754 -(% style="background-color:#dcdcdc" %) AT+DR=5(%%)  Set Data Rate
1798 +(% style="background-color:#dcdcdc" %) AT+DR=5(%%)  Set Data Rate
1755 1755  )))
1756 1756  
1757 1757  (((
1758 -(% style="background-color:#dcdcdc" %) AT+TDC=60000(%%)  Set transmit interval to 60 seconds
1802 +(% style="background-color:#dcdcdc" %) AT+TDC=60000(%%)  Set transmit interval to 60 seconds
1759 1759  )))
1760 1760  
1761 1761  (((
1762 -(% style="background-color:#dcdcdc" %) AT+CHS=868400000(%%) Set transmit frequency to 868.4Mhz
1806 +(% style="background-color:#dcdcdc" %) AT+CHS=868400000(%%)  Set transmit frequency to 868.4Mhz
1763 1763  )))
1764 1764  
1765 1765  (((
1766 -(% style="background-color:#dcdcdc" %) AT+RX2FQ=868400000(%%) Set RX2Frequency to 868.4Mhz (according to the result from server)
1810 +(% style="background-color:#dcdcdc" %) AT+RX2FQ=868400000(%%)  Set RX2Frequency to 868.4Mhz (according to the result from server)
1767 1767  )))
1768 1768  
1769 1769  (((
1770 -(% style="background-color:#dcdcdc" %) AT+RX2DR=5(%%)  Set RX2DR to match the downlink DR from server. see below
1814 +(% style="background-color:#dcdcdc" %) AT+RX2DR=5(%%)  Set RX2DR to match the downlink DR from server. see below
1771 1771  )))
1772 1772  
1773 1773  (((
1774 -(% 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.
1818 +(% 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.
1775 1775  )))
1776 1776  
1777 1777  (((
1778 -(% style="background-color:#dcdcdc" %) ATZ         (%%) Reset MCU
1822 +(% style="background-color:#dcdcdc" %) ATZ         (%%) Reset MCU
1823 +
1824 +
1779 1779  )))
1780 1780  
1781 1781  (((
... ... @@ -1797,6 +1797,7 @@
1797 1797  
1798 1798  )))
1799 1799  
1846 +
1800 1800  === 4.2.3 Change to Class A ===
1801 1801  
1802 1802  If sensor JOINED
... ... @@ -1808,19 +1808,25 @@
1808 1808  
1809 1809  == 5.1 How to upgrade the image? ==
1810 1810  
1858 +
1811 1811  The LT LoRaWAN Controller is shipped with a 3.5mm cable, the cable is used to upload image to LT to:
1812 1812  
1813 1813  * Support new features
1814 1814  * For bug fix
1815 1815  * Change LoRaWAN bands.
1864 +
1816 1816  Below shows the hardware connection for how to upload an image to the LT:
1817 -* [[image:1653359603330-121.png]]
1818 1818  
1867 +[[image:1653359603330-121.png]]
1868 +
1869 +
1819 1819  (((
1820 -**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]].
1821 -**Step2**: Download the [[LT Image files>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/image/]].
1822 -**Step3: **Open flashloader; choose the correct COM port to update.
1823 -**For LT-22222-L**:
1871 +(% 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]].
1872 +(% 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/]].
1873 +(% style="color:blue" %)**Step3**(%%)**:** Open flashloader; choose the correct COM port to update.
1874 +
1875 +
1876 +(% style="color:blue" %)**For LT-22222-L**(%%):
1824 1824  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.
1825 1825  )))
1826 1826  
... ... @@ -1830,6 +1830,7 @@
1830 1830  
1831 1831  [[image:image-20220524104033-15.png]]
1832 1832  
1886 +
1833 1833  (% 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:
1834 1834  
1835 1835  [[image:1653360054704-518.png||height="186" width="745"]]
... ... @@ -1837,6 +1837,8 @@
1837 1837  
1838 1838  (((
1839 1839  (((
1894 +
1895 +
1840 1840  == 5.2 How to change the LoRa Frequency Bands/Region? ==
1841 1841  )))
1842 1842  )))
... ... @@ -1843,11 +1843,11 @@
1843 1843  
1844 1844  (((
1845 1845  User can follow the introduction for [[how to upgrade image>>||anchor="H5.1Howtoupgradetheimage3F"]]. When download the images, choose the required image file for download.
1846 -
1847 -
1848 1848  )))
1849 1849  
1850 1850  (((
1905 +
1906 +
1851 1851  == 5.3 How to set up LT to work with Single Channel Gateway such as LG01/LG02? ==
1852 1852  )))
1853 1853  
... ... @@ -1860,6 +1860,8 @@
1860 1860  (((
1861 1861  (((
1862 1862  Assume we have a LG02 working in the frequency 868400000 now , below is the step.
1919 +
1920 +
1863 1863  )))
1864 1864  )))
1865 1865  
... ... @@ -1875,23 +1875,25 @@
1875 1875  (% 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.
1876 1876  )))
1877 1877  
1936 +
1878 1878  (((
1879 1879  (% style="color:#4f81bd" %)**Step2**(%%)**: **Run AT Command to make LT work in Single frequency & ABP mode. Below is the AT commands:
1880 1880  )))
1881 1881  
1882 1882  (((
1883 -(% style="background-color:#dcdcdc" %)123456 (%%) Enter Password to have AT access.
1884 -(% style="background-color:#dcdcdc" %)AT+FDR  (%%) Reset Parameters to Factory Default, Keys Reserve
1885 -(% style="background-color:#dcdcdc" %)123456  (%%) Enter Password to have AT access.
1886 -(% style="background-color:#dcdcdc" %)AT+NJM=0 (%%)Set to ABP mode
1887 -(% style="background-color:#dcdcdc" %)AT+ADR=0 (%%)Set the Adaptive Data Rate Off
1888 -(% style="background-color:#dcdcdc" %)AT+DR=5 (%%) Set Data Rate (Set AT+DR=3 for 915 band)
1889 -(% style="background-color:#dcdcdc" %)AT+TDC=60000  (%%)Set transmit interval to 60 seconds
1890 -(% style="background-color:#dcdcdc" %)AT+CHS=868400000 (%%)Set transmit frequency to 868.4Mhz
1891 -(% style="background-color:#dcdcdc" %)AT+DADDR=26 01 1A F1(%%) Set Device Address to 26 01 1A F1
1892 -(% style="background-color:#dcdcdc" %)ATZ                (%%)Reset MCU
1942 +(% style="background-color:#dcdcdc" %)123456 (%%) Enter Password to have AT access.
1943 +(% style="background-color:#dcdcdc" %)AT+FDR(%%)  Reset Parameters to Factory Default, Keys Reserve
1944 +(% style="background-color:#dcdcdc" %)123456 (%%) Enter Password to have AT access.
1945 +(% style="background-color:#dcdcdc" %)AT+NJM=0 (%%) Set to ABP mode
1946 +(% style="background-color:#dcdcdc" %)AT+ADR=0 (%%) Set the Adaptive Data Rate Off
1947 +(% style="background-color:#dcdcdc" %)AT+DR=5 (%%) Set Data Rate (Set AT+DR=3 for 915 band)
1948 +(% style="background-color:#dcdcdc" %)AT+TDC=60000 (%%) Set transmit interval to 60 seconds
1949 +(% style="background-color:#dcdcdc" %)AT+CHS=868400000(%%)  Set transmit frequency to 868.4Mhz
1950 +(% style="background-color:#dcdcdc" %)AT+DADDR=26 01 1A F1(%%)  Set Device Address to 26 01 1A F1
1951 +(% style="background-color:#dcdcdc" %)ATZ        (%%) Reset MCU
1893 1893  )))
1894 1894  
1954 +
1895 1895  (((
1896 1896  As shown in below:
1897 1897  )))
... ... @@ -1908,11 +1908,11 @@
1908 1908  == 5.5 Can i use point to point communication for LT-22222-L? ==
1909 1909  
1910 1910  Yes, please refer [[Point to Point Communication>>doc:Main. Point to Point Communication of LT-22222-L.WebHome]]
1911 -
1912 -
1913 1913  )))
1914 1914  
1915 1915  (((
1974 +
1975 +
1916 1916  = 6. Trouble Shooting =
1917 1917  )))
1918 1918  
... ... @@ -1924,11 +1924,11 @@
1924 1924  
1925 1925  (((
1926 1926  Please see this link for how to debug: [[LoRaWAN Communication Debug>>doc:Main.LoRaWAN Communication Debug.WebHome||anchor="H5.1Howitwork"]]
1927 -
1928 -
1929 1929  )))
1930 1930  
1931 1931  (((
1990 +
1991 +
1932 1932  == 6.2 Have trouble to upload image. ==
1933 1933  )))
1934 1934  
... ... @@ -1938,9 +1938,7 @@
1938 1938  
1939 1939  (((
1940 1940  
1941 -)))
1942 1942  
1943 -(((
1944 1944  == 6.3 Why I can’t join TTN in US915 /AU915 bands? ==
1945 1945  )))
1946 1946  
... ... @@ -1948,147 +1948,55 @@
1948 1948  It might be about the channels mapping. [[Please see this link for detail>>doc:Main.LoRaWAN Communication Debug.WebHome||anchor="H2.NoticeofUS9152FCN4702FAU915Frequencyband"]]
1949 1949  )))
1950 1950  
1951 -(((
1952 -
1953 -)))
1954 1954  
1955 -(((
2010 +
1956 1956  = 7. Order Info =
1957 -)))
1958 1958  
1959 -(((
1960 -(((
2013 +
1961 1961  (% style="color:#4f81bd" %)**LT-22222-L-XXX:**
1962 -)))
1963 -)))
1964 1964  
1965 -(((
1966 -(((
2016 +
1967 1967  (% style="color:#4f81bd" %)**XXX:**
1968 -)))
1969 -)))
1970 1970  
1971 -(((
1972 -* (((
1973 -(% style="color:#4f81bd" %)**EU433**(%%): LT with frequency bands EU433
1974 -)))
1975 -)))
2019 +* (% style="color:#4f81bd" %)**EU433**(%%): LT with frequency bands EU433
2020 +* (% style="color:#4f81bd" %)**EU868**(%%): LT with frequency bands EU868
2021 +* (% style="color:#4f81bd" %)**KR920**(%%): LT with frequency bands KR920
2022 +* (% style="color:#4f81bd" %)**CN470**(%%): LT with frequency bands CN470
2023 +* (% style="color:#4f81bd" %)**AS923**(%%): LT with frequency bands AS923
2024 +* (% style="color:#4f81bd" %)**AU915**(%%): LT with frequency bands AU915
2025 +* (% style="color:#4f81bd" %)**US915**(%%): LT with frequency bands US915
2026 +* (% style="color:#4f81bd" %)**IN865**(%%): LT with frequency bands IN865
2027 +* (% style="color:#4f81bd" %)**CN779**(%%): LT with frequency bands CN779
1976 1976  
1977 -(((
1978 -* (((
1979 -(% style="color:#4f81bd" %)**EU868**(%%): LT with frequency bands EU868
1980 -)))
1981 -)))
1982 -
1983 -(((
1984 -* (((
1985 -(% style="color:#4f81bd" %)**KR920**(%%): LT with frequency bands KR920
1986 -)))
1987 -)))
1988 -
1989 -(((
1990 -* (((
1991 -(% style="color:#4f81bd" %)**CN470**(%%): LT with frequency bands CN470
1992 -)))
1993 -)))
1994 -
1995 -(((
1996 -* (((
1997 -(% style="color:#4f81bd" %)**AS923**(%%): LT with frequency bands AS923
1998 -)))
1999 -)))
2000 -
2001 -(((
2002 -* (((
2003 -(% style="color:#4f81bd" %)**AU915**(%%): LT with frequency bands AU915
2004 -)))
2005 -)))
2006 -
2007 -(((
2008 -* (((
2009 -(% style="color:#4f81bd" %)**US915**(%%): LT with frequency bands US915
2010 -)))
2011 -)))
2012 -
2013 -(((
2014 -* (((
2015 -(% style="color:#4f81bd" %)**IN865**(%%): LT with frequency bands IN865
2016 -)))
2017 -)))
2018 -
2019 -(((
2020 -* (((
2021 -(% style="color:#4f81bd" %)**CN779**(%%): LT with frequency bands CN779
2022 -
2023 -
2024 -)))
2025 -
2026 2026  = 8. Packing Info =
2027 -)))
2028 2028  
2029 -(((
2030 -(((
2031 +
2031 2031  **Package Includes**:
2032 -)))
2033 -)))
2034 2034  
2035 -(((
2036 -(((
2037 2037  * LT-22222-L I/O Controller x 1
2038 2038  * Stick Antenna for LoRa RF part x 1
2039 2039  * Bracket for controller x1
2040 2040  * Program cable x 1
2041 -)))
2042 -)))
2043 2043  
2044 -(((
2045 -(((
2046 2046  **Dimension and weight**:
2047 -)))
2048 -)))
2049 2049  
2050 -(((
2051 -(((
2052 2052  * Device Size: 13.5 x 7 x 3 cm
2053 2053  * Device Weight: 105g
2054 2054  * Package Size / pcs : 14.5 x 8 x 5 cm
2055 2055  * Weight / pcs : 170g
2056 2056  
2057 -
2058 -)))
2059 -)))
2060 -
2061 -(((
2062 2062  = 9. Support =
2063 -)))
2064 2064  
2065 2065  * (((
2066 -(((
2067 2067  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.
2068 2068  )))
2069 -)))
2070 2070  * (((
2071 -(((
2072 -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
2052 +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]]
2073 2073  )))
2074 -)))
2075 2075  
2076 -(((
2077 -(((
2078 - [[support@dragino.com>>url:file:///D:/市场资料/说明书/LoRa/LT系列/support@dragino.com]]
2079 -
2080 -
2081 -)))
2082 -
2083 -(((
2084 2084  = 10. Reference​​​​​ =
2085 2085  
2086 -* Product Page:
2087 -
2088 -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]]
2089 -
2057 +* 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]]
2090 2090  * [[Image Download>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/image/]]
2091 2091  * [[AT Command Manual>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/]]
2092 2092  * [[Hardware Source>>url:https://github.com/dragino/Lora/tree/master/LT/LT-33222-L/v1.0]]
2093 -)))
2094 -)))

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