Last modified by Saxer Lin on 2025/04/15 17:24
<
From version < 77.29 >
edited by Xiaoling
on 2022/06/10 08:41
To version < 77.69 >
edited by Xiaoling
on 2022/06/10 09:21
>
Change comment: There is no comment for this version

Summary

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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.
... ... @@ -755,7 +755,6 @@
755 755  * (% style="color:#4f81bd" %)**Sensor Related Commands**(%%): These commands are special designed for LT-22222-L.  User can see these commands below:
756 756  
757 757  
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" %)
... ... @@ -1012,6 +1012,7 @@
1012 1012  
1013 1013  There is no AT Command to control Digital Output
1014 1014  
1012 +
1015 1015  * Downlink Payload (prefix 0x02):
1016 1016  
1017 1017  (% class="box infomessage" %)
... ... @@ -1038,6 +1038,7 @@
1038 1038  )))
1039 1039  
1040 1040  
1039 +
1041 1041  ==== 3.4.2.13 DO ~-~- Control Digital Output DO1/DO2/DO3 with time control ====
1042 1042  
1043 1043  * AT Command:
... ... @@ -1044,6 +1044,7 @@
1044 1044  
1045 1045  There is no AT Command to control Digital Output
1046 1046  
1046 +
1047 1047  * Downlink Payload (prefix 0xA9):
1048 1048  
1049 1049  (% class="box infomessage" %)
... ... @@ -1063,18 +1063,22 @@
1063 1063  
1064 1064  00: DO pins will change to an inverter state after timeout 
1065 1065  
1066 +
1066 1066  (% style="color:#4f81bd" %)**Third Byte**(%%): Control Method and Ports status:
1067 1067  
1068 1068  [[image:image-20220524093238-6.png]]
1069 1069  
1071 +
1070 1070  (% style="color:#4f81bd" %)**Fourth Byte**(%%): Control Method and Ports status:
1071 1071  
1072 1072  [[image:image-20220524093328-7.png]]
1073 1073  
1076 +
1074 1074  (% style="color:#4f81bd" %)**Fifth Byte**(%%): Control Method and Ports status:
1075 1075  
1076 1076  [[image:image-20220524093351-8.png]]
1077 1077  
1081 +
1078 1078  (% style="color:#4f81bd" %)**Sixth and Seventh Byte**:
1079 1079  
1080 1080   Latching time. Unit: ms
... ... @@ -1081,6 +1081,7 @@
1081 1081  
1082 1082  Device will upload a packet if downlink code executes successfully.
1083 1083  
1088 +
1084 1084  **Example payload:**
1085 1085  
1086 1086  **~1. A9 01 01 01 01 07 D0**
... ... @@ -1100,12 +1100,14 @@
1100 1100  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
1101 1101  
1102 1102  
1103 -=== 3.4.2.14 Relay ~-~- Control Relay Output RO1/RO2 ===
1104 1104  
1109 +==== 3.4.2.14 Relay ~-~- Control Relay Output RO1/RO2 ====
1110 +
1105 1105  * AT Command:
1106 1106  
1107 1107  There is no AT Command to control Relay Output
1108 1108  
1115 +
1109 1109  * Downlink Payload (prefix 0x03):
1110 1110  
1111 1111  (% class="box infomessage" %)
... ... @@ -1128,6 +1128,7 @@
1128 1128  Device will upload a packet if downlink code executes successfully.
1129 1129  
1130 1130  
1138 +
1131 1131  ==== 3.4.2.15 Relay ~-~- Control Relay Output RO1/RO2 with time control ====
1132 1132  
1133 1133  * AT Command:
... ... @@ -1134,6 +1134,7 @@
1134 1134  
1135 1135  There is no AT Command to control Relay Output
1136 1136  
1145 +
1137 1137  * Downlink Payload (prefix 0x05):
1138 1138  
1139 1139  (% class="box infomessage" %)
... ... @@ -1151,14 +1151,17 @@
1151 1151  
1152 1152  00: Relays will change to an inverter state after timeout
1153 1153  
1163 +
1154 1154  (% style="color:#4f81bd" %)**Third Byte(bb)**(%%): Control Method and Ports status:
1155 1155  
1156 1156  [[image:image-20220524093831-10.png]]
1157 1157  
1168 +
1158 1158  (% style="color:#4f81bd" %)**Fourth/Fifth Bytes(cc)**(%%): Latching time. Unit: ms
1159 1159  
1160 1160  Device will upload a packet if downlink code executes successfully.
1161 1161  
1173 +
1162 1162  **Example payload:**
1163 1163  
1164 1164  **~1. 05 01 11 07 D0**
... ... @@ -1178,6 +1178,7 @@
1178 1178  Relay 1 & relay2 will change to NC, last 2 seconds, then both change to NO.
1179 1179  
1180 1180  
1193 +
1181 1181  ==== 3.4.2.16 Counting ~-~- Voltage threshold counting ====
1182 1182  
1183 1183  When voltage exceed the threshold, count. Feature see [[MOD4>>||anchor="H3.3.4AT2BMOD3D42CSingleDICounting2B1xVoltageCounting"]]
... ... @@ -1189,6 +1189,7 @@
1189 1189  **AT+VOLMAX    ~/~/ See [[MOD4>>||anchor="H3.3.4AT2BMOD3D42CSingleDICounting2B1xVoltageCounting"]]**
1190 1190  )))
1191 1191  
1205 +
1192 1192  * Downlink Payload (prefix 0xA5):
1193 1193  
1194 1194  (% class="box infomessage" %)
... ... @@ -1197,6 +1197,7 @@
1197 1197  )))
1198 1198  
1199 1199  
1214 +
1200 1200  ==== 3.4.2.17 Counting ~-~- Pre-configure the Count Number ====
1201 1201  
1202 1202  * AT Command:
... ... @@ -1214,6 +1214,7 @@
1214 1214  
1215 1215  Bb cc dd ee: number to be set
1216 1216  
1232 +
1217 1217  * Downlink Payload (prefix 0xA8):
1218 1218  
1219 1219  (% class="box infomessage" %)
... ... @@ -1222,6 +1222,7 @@
1222 1222  )))
1223 1223  
1224 1224  
1241 +
1225 1225  ==== 3.4.2.18 Counting ~-~- Clear Counting ====
1226 1226  
1227 1227  Clear counting for counting mode
... ... @@ -1241,6 +1241,7 @@
1241 1241  )))
1242 1242  
1243 1243  
1261 +
1244 1244  ==== 3.4.2.19 Counting ~-~- Change counting mode save time ====
1245 1245  
1246 1246  * AT Command:
... ... @@ -1263,16 +1263,17 @@
1263 1263  
1264 1264  )))
1265 1265  
1284 +
1266 1266  == 3.5 Integrate with Mydevice ==
1267 1267  
1268 1268  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:
1269 1269  
1270 1270  (((
1271 -**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.
1272 1272  )))
1273 1273  
1274 1274  (((
1275 -**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:
1276 1276  )))
1277 1277  
1278 1278  [[image:1653356737703-362.png||height="232" width="732"]]
... ... @@ -1279,12 +1279,13 @@
1279 1279  
1280 1280  [[image:image-20220524094641-11.png||height="390" width="723"]]
1281 1281  
1301 +
1282 1282  [[image:image-20220524094641-12.png||height="402" width="718"]]
1283 1283  
1284 1284  
1285 -**Step 3**: Create an account or log in Mydevices.
1305 +(% style="color:blue" %)**Step 3**(%%): Create an account or log in Mydevices.
1286 1286  
1287 -**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" %)
1288 1288  
1289 1289  Search under The things network
1290 1290  
... ... @@ -1291,19 +1291,25 @@
1291 1291  [[image:1653356838789-523.png||height="337" width="740"]]
1292 1292  
1293 1293  
1314 +
1294 1294  After added, the sensor data arrive TTN, it will also arrive and show in Mydevices.
1295 1295  
1296 1296  [[image:image-20220524094909-1.png||height="335" width="729"]]
1297 1297  
1319 +
1298 1298  [[image:image-20220524094909-2.png||height="337" width="729"]]
1299 1299  
1322 +
1300 1300  [[image:image-20220524094909-3.png||height="338" width="727"]]
1301 1301  
1325 +
1302 1302  [[image:image-20220524094909-4.png||height="339" width="728"]](% style="display:none" %)
1303 1303  
1328 +
1304 1304  [[image:image-20220524094909-5.png||height="341" width="734"]]
1305 1305  
1306 1306  
1332 +
1307 1307  == 3.6 Interface Detail ==
1308 1308  
1309 1309  === 3.6.1 Digital Input Port: DI1/DI2 /DI3 ( For LT-33222-L, low active ) ===
... ... @@ -1313,6 +1313,7 @@
1313 1313  [[image:1653356991268-289.png]]
1314 1314  
1315 1315  
1342 +
1316 1316  === 3.6.2 Digital Input Port: DI1/DI2 ( For LT-22222-L) ===
1317 1317  
1318 1318  (((
... ... @@ -1338,7 +1338,7 @@
1338 1338  )))
1339 1339  
1340 1340  (((
1341 -**Example1**: Connect to a Low active sensor.
1368 +(% style="color:blue" %)**Example1**(%%): Connect to a Low active sensor.
1342 1342  )))
1343 1343  
1344 1344  (((
... ... @@ -1369,7 +1369,7 @@
1369 1369  )))
1370 1370  
1371 1371  (((
1372 -**Example2**: Connect to a High active sensor.
1399 +(% style="color:blue" %)**Example2**(%%): Connect to a High active sensor.
1373 1373  )))
1374 1374  
1375 1375  (((
... ... @@ -1400,7 +1400,7 @@
1400 1400  )))
1401 1401  
1402 1402  (((
1403 -**Example3**: Connect to a 220v high active sensor.
1430 +(% style="color:blue" %)**Example3**(%%): Connect to a 220v high active sensor.
1404 1404  )))
1405 1405  
1406 1406  (((
... ... @@ -1427,6 +1427,7 @@
1427 1427  )))
1428 1428  
1429 1429  
1457 +
1430 1430  === 3.6.3 Digital Output Port: DO1/DO2 /DO3 ===
1431 1431  
1432 1432  NPN output: GND or Float. Max voltage can apply to output pin is 36v.
... ... @@ -1434,12 +1434,14 @@
1434 1434  [[image:1653357531600-905.png]]
1435 1435  
1436 1436  
1465 +
1437 1437  === 3.6.4 Analog Input Interface ===
1438 1438  
1439 1439  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:
1440 1440  
1441 -**AC2 = (IN2 voltage )/12**
1442 1442  
1471 +(% style="color:blue" %)**AC2 = (IN2 voltage )/12**
1472 +
1443 1443  [[image:1653357592296-182.png]]
1444 1444  
1445 1445  Example to connect a 4~~20mA sensor
... ... @@ -1446,22 +1446,24 @@
1446 1446  
1447 1447  We take the wind speed sensor as an example for reference only.
1448 1448  
1449 -Specifications of the wind speed sensor:
1450 1450  
1451 -Red:12~~24v
1480 +**Specifications of the wind speed sensor:**
1452 1452  
1453 -Yellow:4~~20mA
1482 +Red:  12~~24v
1454 1454  
1455 -Black:GND
1484 +Yellow:  4~~20mA
1456 1456  
1486 +Black:  GND
1457 1457  
1458 -Connection diagram:
1459 1459  
1489 +**Connection diagram:**
1490 +
1460 1460  [[image:1653357640609-758.png]]
1461 1461  
1462 1462  [[image:1653357648330-671.png||height="155" width="733"]]
1463 1463  
1464 1464  
1496 +
1465 1465  === 3.6.5 Relay Output ===
1466 1466  
1467 1467  (((
... ... @@ -1473,6 +1473,7 @@
1473 1473  [[image:image-20220524100215-10.png||height="382" width="723"]]
1474 1474  
1475 1475  
1508 +
1476 1476  == 3.7 LEDs Indicators ==
1477 1477  
1478 1478  [[image:image-20220524100748-11.png]]
... ... @@ -1486,6 +1486,7 @@
1486 1486  
1487 1487  [[image:1653358238933-385.png]]
1488 1488  
1522 +
1489 1489  (((
1490 1490  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:
1491 1491  )))
... ... @@ -1492,6 +1492,7 @@
1492 1492  
1493 1493  [[image:1653358355238-883.png]]
1494 1494  
1529 +
1495 1495  (((
1496 1496  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/]]
1497 1497  )))
... ... @@ -1682,12 +1682,16 @@
1682 1682  
1683 1683  )))
1684 1684  
1720 +
1721 +
1685 1685  == 4.2 Common AT Command Sequence ==
1686 1686  
1687 1687  === 4.2.1 Multi-channel ABP mode (Use with SX1301/LG308) ===
1688 1688  
1689 1689  (((
1690 -If device has not joined network yet:
1727 +
1728 +
1729 +**If device has not joined network yet:**
1691 1691  )))
1692 1692  
1693 1693  (((
... ... @@ -1712,7 +1712,7 @@
1712 1712  
1713 1713  
1714 1714  (((
1715 -If device already joined network:
1754 +**If device already joined network:**
1716 1716  )))
1717 1717  
1718 1718  (((
... ... @@ -1725,10 +1725,14 @@
1725 1725  
1726 1726  )))
1727 1727  
1767 +
1768 +
1728 1728  === 4.2.2 Single-channel ABP mode (Use with LG01/LG02) ===
1729 1729  
1730 1730  (((
1731 -(% 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.
1732 1732  )))
1733 1733  
1734 1734  (((
... ... @@ -1736,7 +1736,7 @@
1736 1736  )))
1737 1737  
1738 1738  (((
1739 -(% style="background-color:#dcdcdc" %) 123456(%%)   Enter Password to have AT access.
1782 +(% style="background-color:#dcdcdc" %) 123456(%%)  Enter Password to have AT access.
1740 1740  )))
1741 1741  
1742 1742  (((
... ... @@ -1744,39 +1744,41 @@
1744 1744  )))
1745 1745  
1746 1746  (((
1747 -(% style="background-color:#dcdcdc" %) AT+NJM=0(%%) Set to ABP mode
1790 +(% style="background-color:#dcdcdc" %) AT+NJM=0(%%)  Set to ABP mode
1748 1748  )))
1749 1749  
1750 1750  (((
1751 -(% 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
1752 1752  )))
1753 1753  
1754 1754  (((
1755 -(% style="background-color:#dcdcdc" %) AT+DR=5(%%)  Set Data Rate
1798 +(% style="background-color:#dcdcdc" %) AT+DR=5(%%)  Set Data Rate
1756 1756  )))
1757 1757  
1758 1758  (((
1759 -(% 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
1760 1760  )))
1761 1761  
1762 1762  (((
1763 -(% 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
1764 1764  )))
1765 1765  
1766 1766  (((
1767 -(% 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)
1768 1768  )))
1769 1769  
1770 1770  (((
1771 -(% 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
1772 1772  )))
1773 1773  
1774 1774  (((
1775 -(% 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.
1776 1776  )))
1777 1777  
1778 1778  (((
1779 -(% style="background-color:#dcdcdc" %) ATZ         (%%) Reset MCU
1822 +(% style="background-color:#dcdcdc" %) ATZ         (%%) Reset MCU
1823 +
1824 +
1780 1780  )))
1781 1781  
1782 1782  (((
... ... @@ -1798,6 +1798,7 @@
1798 1798  
1799 1799  )))
1800 1800  
1846 +
1801 1801  === 4.2.3 Change to Class A ===
1802 1802  
1803 1803  If sensor JOINED
... ... @@ -1809,19 +1809,25 @@
1809 1809  
1810 1810  == 5.1 How to upgrade the image? ==
1811 1811  
1858 +
1812 1812  The LT LoRaWAN Controller is shipped with a 3.5mm cable, the cable is used to upload image to LT to:
1813 1813  
1814 1814  * Support new features
1815 1815  * For bug fix
1816 1816  * Change LoRaWAN bands.
1864 +
1817 1817  Below shows the hardware connection for how to upload an image to the LT:
1818 -* [[image:1653359603330-121.png]]
1819 1819  
1867 +[[image:1653359603330-121.png]]
1868 +
1869 +
1820 1820  (((
1821 -**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]].
1822 -**Step2**: Download the [[LT Image files>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/image/]].
1823 -**Step3: **Open flashloader; choose the correct COM port to update.
1824 -**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**(%%):
1825 1825  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.
1826 1826  )))
1827 1827  
... ... @@ -1831,6 +1831,7 @@
1831 1831  
1832 1832  [[image:image-20220524104033-15.png]]
1833 1833  
1886 +
1834 1834  (% 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:
1835 1835  
1836 1836  [[image:1653360054704-518.png||height="186" width="745"]]
... ... @@ -1838,6 +1838,8 @@
1838 1838  
1839 1839  (((
1840 1840  (((
1894 +
1895 +
1841 1841  == 5.2 How to change the LoRa Frequency Bands/Region? ==
1842 1842  )))
1843 1843  )))
... ... @@ -1844,11 +1844,11 @@
1844 1844  
1845 1845  (((
1846 1846  User can follow the introduction for [[how to upgrade image>>||anchor="H5.1Howtoupgradetheimage3F"]]. When download the images, choose the required image file for download.
1847 -
1848 -
1849 1849  )))
1850 1850  
1851 1851  (((
1905 +
1906 +
1852 1852  == 5.3 How to set up LT to work with Single Channel Gateway such as LG01/LG02? ==
1853 1853  )))
1854 1854  
... ... @@ -1861,6 +1861,8 @@
1861 1861  (((
1862 1862  (((
1863 1863  Assume we have a LG02 working in the frequency 868400000 now , below is the step.
1919 +
1920 +
1864 1864  )))
1865 1865  )))
1866 1866  
... ... @@ -1876,23 +1876,25 @@
1876 1876  (% 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.
1877 1877  )))
1878 1878  
1936 +
1879 1879  (((
1880 1880  (% style="color:#4f81bd" %)**Step2**(%%)**: **Run AT Command to make LT work in Single frequency & ABP mode. Below is the AT commands:
1881 1881  )))
1882 1882  
1883 1883  (((
1884 -(% style="background-color:#dcdcdc" %)123456 (%%) Enter Password to have AT access.
1885 -(% style="background-color:#dcdcdc" %)AT+FDR  (%%) Reset Parameters to Factory Default, Keys Reserve
1886 -(% style="background-color:#dcdcdc" %)123456  (%%) Enter Password to have AT access.
1887 -(% style="background-color:#dcdcdc" %)AT+NJM=0 (%%)Set to ABP mode
1888 -(% style="background-color:#dcdcdc" %)AT+ADR=0 (%%)Set the Adaptive Data Rate Off
1889 -(% style="background-color:#dcdcdc" %)AT+DR=5 (%%) Set Data Rate (Set AT+DR=3 for 915 band)
1890 -(% style="background-color:#dcdcdc" %)AT+TDC=60000  (%%)Set transmit interval to 60 seconds
1891 -(% style="background-color:#dcdcdc" %)AT+CHS=868400000 (%%)Set transmit frequency to 868.4Mhz
1892 -(% style="background-color:#dcdcdc" %)AT+DADDR=26 01 1A F1(%%) Set Device Address to 26 01 1A F1
1893 -(% 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
1894 1894  )))
1895 1895  
1954 +
1896 1896  (((
1897 1897  As shown in below:
1898 1898  )))
... ... @@ -1909,11 +1909,11 @@
1909 1909  == 5.5 Can i use point to point communication for LT-22222-L? ==
1910 1910  
1911 1911  Yes, please refer [[Point to Point Communication>>doc:Main. Point to Point Communication of LT-22222-L.WebHome]]
1912 -
1913 -
1914 1914  )))
1915 1915  
1916 1916  (((
1974 +
1975 +
1917 1917  = 6. Trouble Shooting =
1918 1918  )))
1919 1919  
... ... @@ -1925,11 +1925,11 @@
1925 1925  
1926 1926  (((
1927 1927  Please see this link for how to debug: [[LoRaWAN Communication Debug>>doc:Main.LoRaWAN Communication Debug.WebHome||anchor="H5.1Howitwork"]]
1928 -
1929 -
1930 1930  )))
1931 1931  
1932 1932  (((
1990 +
1991 +
1933 1933  == 6.2 Have trouble to upload image. ==
1934 1934  )))
1935 1935  
... ... @@ -1939,9 +1939,7 @@
1939 1939  
1940 1940  (((
1941 1941  
1942 -)))
1943 1943  
1944 -(((
1945 1945  == 6.3 Why I can’t join TTN in US915 /AU915 bands? ==
1946 1946  )))
1947 1947  
... ... @@ -1949,147 +1949,55 @@
1949 1949  It might be about the channels mapping. [[Please see this link for detail>>doc:Main.LoRaWAN Communication Debug.WebHome||anchor="H2.NoticeofUS9152FCN4702FAU915Frequencyband"]]
1950 1950  )))
1951 1951  
1952 -(((
1953 -
1954 -)))
1955 1955  
1956 -(((
2010 +
1957 1957  = 7. Order Info =
1958 -)))
1959 1959  
1960 -(((
1961 -(((
2013 +
1962 1962  (% style="color:#4f81bd" %)**LT-22222-L-XXX:**
1963 -)))
1964 -)))
1965 1965  
1966 -(((
1967 -(((
2016 +
1968 1968  (% style="color:#4f81bd" %)**XXX:**
1969 -)))
1970 -)))
1971 1971  
1972 -(((
1973 -* (((
1974 -(% style="color:#4f81bd" %)**EU433**(%%): LT with frequency bands EU433
1975 -)))
1976 -)))
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
1977 1977  
1978 -(((
1979 -* (((
1980 -(% style="color:#4f81bd" %)**EU868**(%%): LT with frequency bands EU868
1981 -)))
1982 -)))
1983 -
1984 -(((
1985 -* (((
1986 -(% style="color:#4f81bd" %)**KR920**(%%): LT with frequency bands KR920
1987 -)))
1988 -)))
1989 -
1990 -(((
1991 -* (((
1992 -(% style="color:#4f81bd" %)**CN470**(%%): LT with frequency bands CN470
1993 -)))
1994 -)))
1995 -
1996 -(((
1997 -* (((
1998 -(% style="color:#4f81bd" %)**AS923**(%%): LT with frequency bands AS923
1999 -)))
2000 -)))
2001 -
2002 -(((
2003 -* (((
2004 -(% style="color:#4f81bd" %)**AU915**(%%): LT with frequency bands AU915
2005 -)))
2006 -)))
2007 -
2008 -(((
2009 -* (((
2010 -(% style="color:#4f81bd" %)**US915**(%%): LT with frequency bands US915
2011 -)))
2012 -)))
2013 -
2014 -(((
2015 -* (((
2016 -(% style="color:#4f81bd" %)**IN865**(%%): LT with frequency bands IN865
2017 -)))
2018 -)))
2019 -
2020 -(((
2021 -* (((
2022 -(% style="color:#4f81bd" %)**CN779**(%%): LT with frequency bands CN779
2023 -
2024 -
2025 -)))
2026 -
2027 2027  = 8. Packing Info =
2028 -)))
2029 2029  
2030 -(((
2031 -(((
2031 +
2032 2032  **Package Includes**:
2033 -)))
2034 -)))
2035 2035  
2036 -(((
2037 -(((
2038 2038  * LT-22222-L I/O Controller x 1
2039 2039  * Stick Antenna for LoRa RF part x 1
2040 2040  * Bracket for controller x1
2041 2041  * Program cable x 1
2042 -)))
2043 -)))
2044 2044  
2045 -(((
2046 -(((
2047 2047  **Dimension and weight**:
2048 -)))
2049 -)))
2050 2050  
2051 -(((
2052 -(((
2053 2053  * Device Size: 13.5 x 7 x 3 cm
2054 2054  * Device Weight: 105g
2055 2055  * Package Size / pcs : 14.5 x 8 x 5 cm
2056 2056  * Weight / pcs : 170g
2057 2057  
2058 -
2059 -)))
2060 -)))
2061 -
2062 -(((
2063 2063  = 9. Support =
2064 -)))
2065 2065  
2066 2066  * (((
2067 -(((
2068 2068  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.
2069 2069  )))
2070 -)))
2071 2071  * (((
2072 -(((
2073 -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]]
2074 2074  )))
2075 -)))
2076 2076  
2077 -(((
2078 -(((
2079 - [[support@dragino.com>>url:file:///D:/市场资料/说明书/LoRa/LT系列/support@dragino.com]]
2080 -
2081 -
2082 -)))
2083 -
2084 -(((
2085 2085  = 10. Reference​​​​​ =
2086 2086  
2087 -* Product Page:
2088 -
2089 -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 -
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]]
2091 2091  * [[Image Download>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/image/]]
2092 2092  * [[AT Command Manual>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/]]
2093 2093  * [[Hardware Source>>url:https://github.com/dragino/Lora/tree/master/LT/LT-33222-L/v1.0]]
2094 -)))
2095 -)))

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