Last modified by Saxer Lin on 2025/04/15 17:24
<
From version < 66.30 >
edited by Xiaoling
on 2022/05/24 14:14
To version < 68.21 >
edited by Xiaoling
on 2022/05/31 11:05
>
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... ... @@ -41,6 +41,8 @@
41 41  
42 42  (((
43 43  [[image:1653295757274-912.png]]
44 +
45 +
44 44  )))
45 45  
46 46  == 1.2  Specifications ==
... ... @@ -151,6 +151,8 @@
151 151  )))
152 152  * (((
153 153  Packet engine up to 256 bytes with CRC.
156 +
157 +
154 154  )))
155 155  
156 156  == 1.3 Features ==
... ... @@ -185,6 +185,7 @@
185 185  * 1 x Counting Port
186 186  )))
187 187  
192 +
188 188  = 2. Power ON Device =
189 189  
190 190  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.
... ... @@ -195,6 +195,7 @@
195 195  
196 196  [[image:1653297104069-180.png]]
197 197  
203 +
198 198  = 3. Operation Mode =
199 199  
200 200  == 3.1 How it works? ==
... ... @@ -204,7 +204,9 @@
204 204  )))
205 205  
206 206  (((
207 -In case user can’t set the OTAA keys in the network server and has to use the existing keys from server. User can [[use AT Command>>path:http://8.211.40.43/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/#H4.UseATCommand]] to set the keys in the devices.
213 +In case user can’t set the OTAA keys in the network server and has to use the existing keys from server. User can [[use AT Command>>||anchor="H4.UseATCommand"]] to set the keys in the devices.
214 +
215 +
208 208  )))
209 209  
210 210  == 3.2 Example to join LoRaWAN network ==
... ... @@ -235,10 +235,12 @@
235 235  
236 236  [[image:1653297955910-247.png||height="321" width="716"]]
237 237  
246 +
238 238  Add APP KEY and DEV EUI
239 239  
240 240  [[image:1653298023685-319.png]]
241 241  
251 +
242 242  (((
243 243  **Step 2**: Power on LT and it will auto join to the TTN network. After join success, it will start to upload message to TTN and user can see in the panel.
244 244  )))
... ... @@ -245,6 +245,7 @@
245 245  
246 246  [[image:1653298044601-602.png||height="405" width="709"]]
247 247  
258 +
248 248  == 3.3 Uplink Payload ==
249 249  
250 250  There are five working modes + one interrupt mode on LT for different type application:
... ... @@ -398,6 +398,7 @@
398 398  )))
399 399  )))
400 400  
412 +
401 401  === 3.3.3 AT+MOD~=3, Single DI Counting + 2 x ACI ===
402 402  
403 403  **LT22222-L**: This mode the DI1 is used as a counting pin.
... ... @@ -437,7 +437,9 @@
437 437  )))
438 438  
439 439  (((
440 -Other AT Commands for counting are similar to [[MOD2 Counting Command>>path:http://8.211.40.43/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/#H3.3.2AT2BMOD3D22C28DoubleDICounting29]].
452 +Other AT Commands for counting are similar to [[MOD2 Counting Command>>||anchor="H3.3.2AT2BMOD3D22C28DoubleDICounting29"]].
453 +
454 +
441 441  )))
442 442  
443 443  === 3.3.4 AT+MOD~=4, Single DI Counting + 1 x Voltage Counting ===
... ... @@ -485,7 +485,7 @@
485 485  )))
486 486  
487 487  (((
488 -Other AT Commands for counting are similar to [[MOD2 Counting Command>>path:http://8.211.40.43/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/#H3.3.2AT2BMOD3D22C28DoubleDICounting29]].
502 +Other AT Commands for counting are similar to [[MOD2 Counting Command>>||anchor="H3.3.2AT2BMOD3D22C28DoubleDICounting29"]].
489 489  )))
490 490  
491 491  (((
... ... @@ -520,6 +520,7 @@
520 520  )))
521 521  )))
522 522  
537 +
523 523  === 3.3.5 AT+MOD~=5, Single DI Counting + 2 x AVI + 1 x ACI ===
524 524  
525 525  **LT22222-L**: This mode the DI1 is used as a counting pin.
... ... @@ -559,7 +559,9 @@
559 559  )))
560 560  
561 561  (((
562 -Other AT Commands for counting are similar to [[MOD2 Counting Command>>path:http://8.211.40.43/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/#H3.3.2AT2BMOD3D22C28DoubleDICounting29]].
577 +Other AT Commands for counting are similar to [[MOD2 Counting Command>>||anchor="H3.3.2AT2BMOD3D22C28DoubleDICounting29"]].
578 +
579 +
563 563  )))
564 564  
565 565  === 3.3.6 AT+ADDMOD~=6. (Trigger Mode, Optional) ===
... ... @@ -682,10 +682,13 @@
682 682  
683 683  When device got this command, it will send the MOD6 payload.
684 684  
702 +
685 685  === 3.3.7 Payload Decoder ===
686 686  
687 687  (((
688 688  **Decoder for TTN/loraserver/ChirpStack**: [[http:~~/~~/www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/Payload_decoder/>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/Payload_decoder/]]
707 +
708 +
689 689  )))
690 690  
691 691  == 3.4 ​Configure LT via AT or Downlink ==
... ... @@ -702,8 +702,9 @@
702 702  
703 703  === 3.4.1 Common Commands ===
704 704  
705 -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>>http://8.211.40.43:8080/xwiki/bin/view/Main/End%20Device%20AT%20Commands%20and%20Downlink%20Command/]]
725 +They should be available for each of Dragino Sensors, such as: change uplink interval, reset device. For firmware v1.5.4, user can find what common commands it supports: [[End Device AT Commands and Downlink Command>>doc:Main.End Device AT Commands and Downlink Command.WebHome]]
706 706  
727 +
707 707  === 3.4.2 Sensor related commands ===
708 708  
709 709  ==== 3.4.2.1 Set Transmit Interval ====
... ... @@ -726,6 +726,7 @@
726 726  **0x01 aa bb cc     ~/~/ Same as AT+TDC=0x(aa bb cc)**
727 727  )))
728 728  
750 +
729 729  ==== 3.4.2.2 Set Work Mode (AT+MOD) ====
730 730  
731 731  Set work mode.
... ... @@ -746,6 +746,7 @@
746 746  **0x0A aa     ~/~/ Same as AT+MOD=aa**
747 747  )))
748 748  
771 +
749 749  ==== 3.4.2.3 Poll an uplink ====
750 750  
751 751  * AT Command:
... ... @@ -761,6 +761,7 @@
761 761  
762 762  **Example**: 0x08FF, ask device to send an Uplink
763 763  
787 +
764 764  ==== 3.4.2.4 Enable Trigger Mode ====
765 765  
766 766  Use of trigger mode, please check [[ADDMOD6>>path:http://8.211.40.43:8080/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/#H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29]]
... ... @@ -783,6 +783,7 @@
783 783  **0x0A 06 aa     ~/~/ Same as AT+ADDMOD6=aa,**
784 784  )))
785 785  
810 +
786 786  ==== 3.4.2.5 Poll trigger settings ====
787 787  
788 788  Poll trigger settings,
... ... @@ -798,6 +798,7 @@
798 798  **0xAB 06  ~/~/ Poll trigger settings, device will uplink trigger settings once receive this command**
799 799  )))
800 800  
826 +
801 801  ==== 3.4.2.6 Enable / Disable DI1/DI2/DI3 as trigger ====
802 802  
803 803  Enable Disable DI1/DI2/DI2 as trigger,
... ... @@ -820,6 +820,7 @@
820 820  **0xAA 02 aa bb  ~/~/ Same as AT+DTRI=aa,bb**
821 821  )))
822 822  
849 +
823 823  ==== 3.4.2.7 Trigger1 – Set DI1 or DI3 as trigger ====
824 824  
825 825  Set DI1 or DI3(for LT-33222-L) trigger.
... ... @@ -846,6 +846,7 @@
846 846  **0x09 01 aa bb cc ~/~/ same as AT+TRIG1=aa,0x(bb cc)**
847 847  )))
848 848  
876 +
849 849  ==== 3.4.2.8 Trigger2 – Set DI2 as trigger ====
850 850  
851 851  Set DI2 trigger.
... ... @@ -872,6 +872,7 @@
872 872  **0x09 02 aa bb cc ~/~/ same as AT+TRIG1=aa,0x(bb cc)**
873 873  )))
874 874  
903 +
875 875  ==== 3.4.2.9 Trigger – Set AC (current) as trigger ====
876 876  
877 877  Set current trigger , base on AC port. See [[trigger mode>>path:http://8.211.40.43:8080/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/#H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29]]
... ... @@ -890,6 +890,7 @@
890 890  **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]]**
891 891  )))
892 892  
922 +
893 893  ==== 3.4.2.10 Trigger – Set AV (voltage) as trigger ====
894 894  
895 895  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]]
... ... @@ -908,6 +908,7 @@
908 908  **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]] **
909 909  )))
910 910  
941 +
911 911  ==== 3.4.2.11 Trigger – Set minimum interval ====
912 912  
913 913  Set AV and AC trigger minimum interval, system won’t response to the second trigger within this set time after the first trigger.
... ... @@ -926,6 +926,7 @@
926 926  **0x AC aa bb ~/~/ same as AT+ATDC=0x(aa bb)   . Unit (min)**
927 927  )))
928 928  
960 +
929 929  ==== 3.4.2.12 DO ~-~- Control Digital Output DO1/DO2/DO3 ====
930 930  
931 931  * AT Command:
... ... @@ -1116,6 +1116,7 @@
1116 1116  **0xA5 aa bb cc   ~/~/ Same as AT+VOLMAX=(aa bb),cc**
1117 1117  )))
1118 1118  
1151 +
1119 1119  ==== 3.4.2.17 Counting ~-~- Pre-configure the Count Number ====
1120 1120  
1121 1121  * AT Command:
... ... @@ -1140,6 +1140,7 @@
1140 1140  **0x A8 aa bb cc dd ee     ~/~/ same as AT+SETCNT=aa,(bb cc dd ee)**
1141 1141  )))
1142 1142  
1176 +
1143 1143  ==== 3.4.2.18 Counting ~-~- Clear Counting ====
1144 1144  
1145 1145  Clear counting for counting mode
... ... @@ -1158,6 +1158,7 @@
1158 1158  **0x A6 01     ~/~/ clear all counting,**
1159 1159  )))
1160 1160  
1195 +
1161 1161  ==== 3.4.2.19 Counting ~-~- Change counting mode save time ====
1162 1162  
1163 1163  * AT Command:
... ... @@ -1174,8 +1174,12 @@
1174 1174  **0x A7 aa bb cc     ~/~/ same as AT+COUTIME =aa bb cc,**
1175 1175  )))
1176 1176  
1212 +(((
1177 1177  range: aa bb cc:0 to 16777215,  (unit:second)
1178 1178  
1215 +
1216 +)))
1217 +
1179 1179  == 3.5 Integrate with Mydevice ==
1180 1180  
1181 1181  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:
... ... @@ -1202,6 +1202,7 @@
1202 1202  
1203 1203  [[image:1653356838789-523.png||height="337" width="740"]]
1204 1204  
1244 +
1205 1205  After added, the sensor data arrive TTN, it will also arrive and show in Mydevices.
1206 1206  
1207 1207  [[image:image-20220524094909-1.png||height="335" width="729"]]
... ... @@ -1214,6 +1214,7 @@
1214 1214  
1215 1215  [[image:image-20220524094909-5.png||height="341" width="734"]]
1216 1216  
1257 +
1217 1217  == 3.6 Interface Detail ==
1218 1218  
1219 1219  === 3.6.1 Digital Input Port: DI1/DI2 /DI3 ( For LT-33222-L, low active ) ===
... ... @@ -1222,6 +1222,7 @@
1222 1222  
1223 1223  [[image:1653356991268-289.png]]
1224 1224  
1266 +
1225 1225  === 3.6.2 Digital Input Port: DI1/DI2 ( For LT-22222-L) ===
1226 1226  
1227 1227  (((
... ... @@ -1250,7 +1250,7 @@
1250 1250  
1251 1251  So when sensor active, the current between NEC2501 pin1 and pin2 is： ​​
1252 1252  
1253 -[[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/WebHome/image-20220524095628-8.png?rev=1.1||alt="image-20220524095628-8.png"]]** [[image:image-20220524095628-8.png]] = DI1+ / 1K.**
1295 +[[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/WebHome/image-20220524095628-8.png?rev=1.1||alt="image-20220524095628-8.png"]][[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/WebHome/image-20220524095628-8.png?rev=1.1||alt="image-20220524095628-8.png"]]** [[image:image-20220524095628-8.png]] = DI1+ / 1K.**
1254 1254  
1255 1255  If DI1+ = 12v, the //IF// = 12mA , So the LT-22222-L will be able to detect this active signal.
1256 1256  
... ... @@ -1264,9 +1264,9 @@
1264 1264  
1265 1265  So when sensor active, the current between NEC2501 pin1 and pin2 is:
1266 1266  
1267 -[[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/WebHome/image-20220524095628-8.png?rev=1.1||alt="image-20220524095628-8.png"]]** [[image:image-20220524095628-8.png]]= DI1+ / 1K.**
1309 +[[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/WebHome/image-20220524095628-8.png?rev=1.1||alt="image-20220524095628-8.png"]][[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/WebHome/image-20220524095628-8.png?rev=1.1||alt="image-20220524095628-8.png"]]** [[image:image-20220524095628-8.png]]= DI1+ / 1K.**
1268 1268  
1269 -If **DI1+ = 24v**, the [[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/WebHome/image-20220524095628-8.png?rev=1.1||alt="image-20220524095628-8.png"]]**[[image:image-20220524095628-8.png]]** = 24mA , So the LT-22222-L will be able to detect this high active signal.
1311 +If **DI1+ = 24v**, the [[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/WebHome/image-20220524095628-8.png?rev=1.1||alt="image-20220524095628-8.png"]][[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/WebHome/image-20220524095628-8.png?rev=1.1||alt="image-20220524095628-8.png"]]**[[image:image-20220524095628-8.png]]** = 24mA , So the LT-22222-L will be able to detect this high active signal.
1270 1270  
1271 1271  
1272 1272  **Example3**: Connect to a 220v high active sensor.
... ... @@ -1278,10 +1278,11 @@
1278 1278  
1279 1279  So when sensor active, the current between NEC2501 pin1 and pin2 is:
1280 1280  
1281 - [[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/WebHome/image-20220524095628-8.png?rev=1.1||alt="image-20220524095628-8.png"]]**[[image:image-20220524095628-8.png]] = DI1+ / 51K.**
1323 + [[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/WebHome/image-20220524095628-8.png?rev=1.1||alt="image-20220524095628-8.png"]][[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/WebHome/image-20220524095628-8.png?rev=1.1||alt="image-20220524095628-8.png"]]**[[image:image-20220524095628-8.png]] = DI1+ / 51K.**
1282 1282  
1283 1283  If sensor output is 220v, the (% id="cke_bm_243359S" style="display:none" %)[[image:image-20220524095628-8.png]](%%) = DI1+ / 51K.  = 4.3mA , So the LT-22222-L will be able to detect this high active signal safely.
1284 1284  
1327 +
1285 1285  === 3.6.3 Digital Output Port: DO1/DO2 /DO3 ===
1286 1286  
1287 1287  NPN output: GND or Float. Max voltage can apply to output pin is 36v.
... ... @@ -1288,6 +1288,7 @@
1288 1288  
1289 1289  [[image:1653357531600-905.png]]
1290 1290  
1334 +
1291 1291  === 3.6.4 Analog Input Interface ===
1292 1292  
1293 1293  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:
... ... @@ -1315,6 +1315,7 @@
1315 1315  
1316 1316  [[image:1653357648330-671.png||height="155" width="733"]]
1317 1317  
1362 +
1318 1318  === 3.6.5 Relay Output ===
1319 1319  
1320 1320  (((
... ... @@ -1325,10 +1325,12 @@
1325 1325  
1326 1326  [[image:image-20220524100215-10.png||height="382" width="723"]]
1327 1327  
1373 +
1328 1328  == 3.7 LEDs Indicators ==
1329 1329  
1330 1330  [[image:image-20220524100748-11.png]]
1331 1331  
1378 +
1332 1332  = 4. Use AT Command =
1333 1333  
1334 1334  == 4.1 Access AT Command ==
... ... @@ -1343,7 +1343,9 @@
1343 1343  
1344 1344  [[image:1653358355238-883.png]]
1345 1345  
1393 +(((
1346 1346  More detail AT Command manual can be found at [[AT Command Manual>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/]]
1395 +)))
1347 1347  
1348 1348  (((
1349 1349  AT+<CMD>?        : Help on <CMD>
... ... @@ -1527,6 +1527,8 @@
1527 1527  
1528 1528  (((
1529 1529  AT+CFG: Print all settings
1579 +
1580 +
1530 1530  )))
1531 1531  
1532 1532  == 4.2 Common AT Command Sequence ==
... ... @@ -1568,6 +1568,8 @@
1568 1568  
1569 1569  (((
1570 1570  (% style="background-color:#dcdcdc" %)ATZ
1622 +
1623 +
1571 1571  )))
1572 1572  
1573 1573  === 4.2.2 Single-channel ABP mode (Use with LG01/LG02) ===
... ... @@ -1649,6 +1649,7 @@
1649 1649  (% style="background-color:#dcdcdc" %)AT+CLASS=A
1650 1650  ATZ
1651 1651  
1705 +
1652 1652  = 5. FAQ =
1653 1653  
1654 1654  == 5.1 How to upgrade the image? ==
... ... @@ -1679,6 +1679,7 @@
1679 1679  
1680 1680  [[image:1653360054704-518.png||height="186" width="745"]]
1681 1681  
1736 +
1682 1682  (((
1683 1683  (((
1684 1684  == 5.2 How to change the LoRa Frequency Bands/Region? ==
... ... @@ -1686,7 +1686,9 @@
1686 1686  )))
1687 1687  
1688 1688  (((
1689 -User can follow the introduction for [[how to upgrade image>>path:http://8.211.40.43:8080/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/#H5.1Howtoupgradetheimage3F]]. When download the images, choose the required image file for download.
1744 +User can follow the introduction for [[how to upgrade image>>||anchor="H5.1Howtoupgradetheimage3F"]]. When download the images, choose the required image file for download.
1745 +
1746 +
1690 1690  )))
1691 1691  
1692 1692  (((
... ... @@ -1740,14 +1740,17 @@
1740 1740  
1741 1741  [[image:1653360498588-932.png||height="485" width="726"]]
1742 1742  
1800 +
1743 1743  == 5.4 Can I see counting event in Serial? ==
1744 1744  
1745 1745  (((
1746 1746  User can run AT+DEBUG command to see the counting event in serial. If firmware too old and doesn’t support AT+DEBUG. User can update to latest firmware first.
1805 +
1806 +
1747 1747  )))
1748 1748  
1749 1749  (((
1750 -= 6. Trouble Shooting =
1810 += 6. Trouble Shooting =
1751 1751  )))
1752 1752  
1753 1753  (((
... ... @@ -1757,13 +1757,11 @@
1757 1757  )))
1758 1758  
1759 1759  (((
1760 -Please see this link for how to debug:
1820 +Please see this link for how to debug: [[LoRaWAN Communication Debug>>LoRaWAN Communication Debug||anchor="H5.1Howitwork"]]
1761 1761  
1762 -[[http:~~/~~/8.211.40.43:8080/xwiki/bin/view/Main/LoRaWAN%20Communication%20Debug/>>http://8.211.40.43:8080/xwiki/bin/view/Main/LoRaWAN%20Communication%20Debug/]]
1763 -)))
1822 +[[http:~~/~~/wiki1.dragino.com/xwiki/bin/view/Main/LoRaWAN%20Communication%20Debug/#H5.1Howitwork>>http://wiki1.dragino.com/xwiki/bin/view/Main/LoRaWAN%20Communication%20Debug/#H5.1Howitwork]]
1764 1764  
1765 -(((
1766 -[[http:~~/~~/wiki.dragino.com/index.php?title=LoRaWAN_Communication_Debug#How_it_work>>url:http://wiki.dragino.com/index.php?title=LoRaWAN_Communication_Debug#How_it_work]]
1824 +
1767 1767  )))
1768 1768  
1769 1769  (((
... ... @@ -1772,10 +1772,12 @@
1772 1772  
1773 1773  (((
1774 1774  See this link for trouble shooting:
1833 +
1834 +[[http:~~/~~/wiki1.dragino.com/xwiki/bin/view/Main/Firmware%20Upgrade%20Instruction%20for%20STM32%20base%20products/>>http://wiki1.dragino.com/xwiki/bin/view/Main/Firmware%20Upgrade%20Instruction%20for%20STM32%20base%20products/]]
1775 1775  )))
1776 1776  
1777 1777  (((
1778 -[[http:~~/~~/wiki.dragino.com/index.php?title=Firmware_Upgrade_Trouble_Shooting#UART_upgrade_trouble_shooting>>url:http://wiki.dragino.com/index.php?title=Firmware_Upgrade_Trouble_Shooting#UART_upgrade_trouble_shooting]]
1838 +
1779 1779  )))
1780 1780  
1781 1781  (((
... ... @@ -1784,10 +1784,12 @@
1784 1784  
1785 1785  (((
1786 1786  It might be about the channels mapping. Please see this link for detail:
1847 +
1848 +[[http:~~/~~/wiki1.dragino.com/xwiki/bin/view/Main/LoRaWAN%20Communication%20Debug/#H2.NoticeofUS9152FCN4702FAU915Frequencyband>>http://wiki1.dragino.com/xwiki/bin/view/Main/LoRaWAN%20Communication%20Debug/#H2.NoticeofUS9152FCN4702FAU915Frequencyband]]
1787 1787  )))
1788 1788  
1789 1789  (((
1790 -[[http:~~/~~/wiki.dragino.com/index.php?title=LoRaWAN_Communication_Debug#Notice_of_US915.2FCN470.2FAU915_Frequency_band>>url:http://wiki.dragino.com/index.php?title=LoRaWAN_Communication_Debug#Notice_of_US915.2FCN470.2FAU915_Frequency_band]]
1852 +
1791 1791  )))
1792 1792  
1793 1793  (((
... ... @@ -1857,6 +1857,8 @@
1857 1857  (((
1858 1858  * (((
1859 1859  (% style="color:#4f81bd" %)**CN779**(%%): LT with frequency bands CN779
1922 +
1923 +
1860 1860  )))
1861 1861  
1862 1862  = 8. Packing Info =
... ... @@ -1889,6 +1889,8 @@
1889 1889  * Device Weight: 105g
1890 1890  * Package Size / pcs : 14.5 x 8 x 5 cm
1891 1891  * Weight / pcs : 170g
1956 +
1957 +
1892 1892  )))
1893 1893  )))
1894 1894  
... ... @@ -1910,6 +1910,8 @@
1910 1910  (((
1911 1911  (((
1912 1912   [[support@dragino.com>>url:file:///D:/市场资料/说明书/LoRa/LT系列/support@dragino.com]]
1979 +
1980 +
1913 1913  )))
1914 1914  
1915 1915  (((

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