Changes for page LT-22222-L -- LoRa I/O Controller User Manual
Last modified by Saxer Lin on 2025/04/15 17:24
Summary
-
Page properties (1 modified, 0 added, 0 removed)
Details
- Page properties
-
- Content
-
... ... @@ -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 == ... ... @@ -215,7 +215,6 @@ 215 215 216 216 [[image:image-20220523172350-1.png||height="266" width="864"]] 217 217 218 - 219 219 ((( 220 220 The LG308 is already set to connect to [[TTN network >>url:https://www.thethingsnetwork.org/]]. So what we need to do now is only configure register this device to TTN: 221 221 ))) ... ... @@ -236,10 +236,12 @@ 236 236 237 237 [[image:1653297955910-247.png||height="321" width="716"]] 238 238 246 + 239 239 Add APP KEY and DEV EUI 240 240 241 241 [[image:1653298023685-319.png]] 242 242 251 + 243 243 ((( 244 244 **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. 245 245 ))) ... ... @@ -246,6 +246,7 @@ 246 246 247 247 [[image:1653298044601-602.png||height="405" width="709"]] 248 248 258 + 249 249 == 3.3 Uplink Payload == 250 250 251 251 There are five working modes + one interrupt mode on LT for different type application: ... ... @@ -399,6 +399,7 @@ 399 399 ))) 400 400 ))) 401 401 412 + 402 402 === 3.3.3 AT+MOD~=3, Single DI Counting + 2 x ACI === 403 403 404 404 **LT22222-L**: This mode the DI1 is used as a counting pin. ... ... @@ -438,7 +438,9 @@ 438 438 ))) 439 439 440 440 ((( 441 -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 + 442 442 ))) 443 443 444 444 === 3.3.4 AT+MOD~=4, Single DI Counting + 1 x Voltage Counting === ... ... @@ -486,7 +486,7 @@ 486 486 ))) 487 487 488 488 ((( 489 -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"]]. 490 490 ))) 491 491 492 492 ((( ... ... @@ -521,6 +521,7 @@ 521 521 ))) 522 522 ))) 523 523 537 + 524 524 === 3.3.5 AT+MOD~=5, Single DI Counting + 2 x AVI + 1 x ACI === 525 525 526 526 **LT22222-L**: This mode the DI1 is used as a counting pin. ... ... @@ -560,7 +560,9 @@ 560 560 ))) 561 561 562 562 ((( 563 -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 + 564 564 ))) 565 565 566 566 === 3.3.6 AT+ADDMOD~=6. (Trigger Mode, Optional) === ... ... @@ -683,10 +683,13 @@ 683 683 684 684 When device got this command, it will send the MOD6 payload. 685 685 702 + 686 686 === 3.3.7 Payload Decoder === 687 687 688 688 ((( 689 689 **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 + 690 690 ))) 691 691 692 692 == 3.4 Configure LT via AT or Downlink == ... ... @@ -703,8 +703,9 @@ 703 703 704 704 === 3.4.1 Common Commands === 705 705 706 -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]] 707 707 727 + 708 708 === 3.4.2 Sensor related commands === 709 709 710 710 ==== 3.4.2.1 Set Transmit Interval ==== ... ... @@ -727,6 +727,7 @@ 727 727 **0x01 aa bb cc ~/~/ Same as AT+TDC=0x(aa bb cc)** 728 728 ))) 729 729 750 + 730 730 ==== 3.4.2.2 Set Work Mode (AT+MOD) ==== 731 731 732 732 Set work mode. ... ... @@ -747,6 +747,7 @@ 747 747 **0x0A aa ~/~/ Same as AT+MOD=aa** 748 748 ))) 749 749 771 + 750 750 ==== 3.4.2.3 Poll an uplink ==== 751 751 752 752 * AT Command: ... ... @@ -762,6 +762,7 @@ 762 762 763 763 **Example**: 0x08FF, ask device to send an Uplink 764 764 787 + 765 765 ==== 3.4.2.4 Enable Trigger Mode ==== 766 766 767 767 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]] ... ... @@ -784,6 +784,7 @@ 784 784 **0x0A 06 aa ~/~/ Same as AT+ADDMOD6=aa,** 785 785 ))) 786 786 810 + 787 787 ==== 3.4.2.5 Poll trigger settings ==== 788 788 789 789 Poll trigger settings, ... ... @@ -799,6 +799,7 @@ 799 799 **0xAB 06 ~/~/ Poll trigger settings, device will uplink trigger settings once receive this command** 800 800 ))) 801 801 826 + 802 802 ==== 3.4.2.6 Enable / Disable DI1/DI2/DI3 as trigger ==== 803 803 804 804 Enable Disable DI1/DI2/DI2 as trigger, ... ... @@ -821,6 +821,7 @@ 821 821 **0xAA 02 aa bb ~/~/ Same as AT+DTRI=aa,bb** 822 822 ))) 823 823 849 + 824 824 ==== 3.4.2.7 Trigger1 – Set DI1 or DI3 as trigger ==== 825 825 826 826 Set DI1 or DI3(for LT-33222-L) trigger. ... ... @@ -847,6 +847,7 @@ 847 847 **0x09 01 aa bb cc ~/~/ same as AT+TRIG1=aa,0x(bb cc)** 848 848 ))) 849 849 876 + 850 850 ==== 3.4.2.8 Trigger2 – Set DI2 as trigger ==== 851 851 852 852 Set DI2 trigger. ... ... @@ -873,6 +873,7 @@ 873 873 **0x09 02 aa bb cc ~/~/ same as AT+TRIG1=aa,0x(bb cc)** 874 874 ))) 875 875 903 + 876 876 ==== 3.4.2.9 Trigger – Set AC (current) as trigger ==== 877 877 878 878 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]] ... ... @@ -891,6 +891,7 @@ 891 891 **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]]** 892 892 ))) 893 893 922 + 894 894 ==== 3.4.2.10 Trigger – Set AV (voltage) as trigger ==== 895 895 896 896 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]] ... ... @@ -909,6 +909,7 @@ 909 909 **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]] ** 910 910 ))) 911 911 941 + 912 912 ==== 3.4.2.11 Trigger – Set minimum interval ==== 913 913 914 914 Set AV and AC trigger minimum interval, system won’t response to the second trigger within this set time after the first trigger. ... ... @@ -927,6 +927,7 @@ 927 927 **0x AC aa bb ~/~/ same as AT+ATDC=0x(aa bb) . Unit (min)** 928 928 ))) 929 929 960 + 930 930 ==== 3.4.2.12 DO ~-~- Control Digital Output DO1/DO2/DO3 ==== 931 931 932 932 * AT Command: ... ... @@ -1117,6 +1117,7 @@ 1117 1117 **0xA5 aa bb cc ~/~/ Same as AT+VOLMAX=(aa bb),cc** 1118 1118 ))) 1119 1119 1151 + 1120 1120 ==== 3.4.2.17 Counting ~-~- Pre-configure the Count Number ==== 1121 1121 1122 1122 * AT Command: ... ... @@ -1141,6 +1141,7 @@ 1141 1141 **0x A8 aa bb cc dd ee ~/~/ same as AT+SETCNT=aa,(bb cc dd ee)** 1142 1142 ))) 1143 1143 1176 + 1144 1144 ==== 3.4.2.18 Counting ~-~- Clear Counting ==== 1145 1145 1146 1146 Clear counting for counting mode ... ... @@ -1159,6 +1159,7 @@ 1159 1159 **0x A6 01 ~/~/ clear all counting,** 1160 1160 ))) 1161 1161 1195 + 1162 1162 ==== 3.4.2.19 Counting ~-~- Change counting mode save time ==== 1163 1163 1164 1164 * AT Command: ... ... @@ -1175,15 +1175,23 @@ 1175 1175 **0x A7 aa bb cc ~/~/ same as AT+COUTIME =aa bb cc,** 1176 1176 ))) 1177 1177 1212 +((( 1178 1178 range: aa bb cc:0 to 16777215, (unit:second) 1179 1179 1215 + 1216 +))) 1217 + 1180 1180 == 3.5 Integrate with Mydevice == 1181 1181 1182 1182 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: 1183 1183 1222 +((( 1184 1184 **Step 1**: Be sure that your device is programmed and properly connected to the network at this time. 1224 +))) 1185 1185 1226 +((( 1186 1186 **Step 2**: To configure the Application to forward data to Mydevices you will need to add integration. To add the Mydevices integration, perform the following steps: 1228 +))) 1187 1187 1188 1188 [[image:1653356737703-362.png||height="232" width="732"]] 1189 1189 ... ... @@ -1199,6 +1199,7 @@ 1199 1199 1200 1200 [[image:1653356838789-523.png||height="337" width="740"]] 1201 1201 1244 + 1202 1202 After added, the sensor data arrive TTN, it will also arrive and show in Mydevices. 1203 1203 1204 1204 [[image:image-20220524094909-1.png||height="335" width="729"]] ... ... @@ -1211,6 +1211,7 @@ 1211 1211 1212 1212 [[image:image-20220524094909-5.png||height="341" width="734"]] 1213 1213 1257 + 1214 1214 == 3.6 Interface Detail == 1215 1215 1216 1216 === 3.6.1 Digital Input Port: DI1/DI2 /DI3 ( For LT-33222-L, low active ) === ... ... @@ -1219,6 +1219,7 @@ 1219 1219 1220 1220 [[image:1653356991268-289.png]] 1221 1221 1266 + 1222 1222 === 3.6.2 Digital Input Port: DI1/DI2 ( For LT-22222-L) === 1223 1223 1224 1224 ((( ... ... @@ -1247,7 +1247,7 @@ 1247 1247 1248 1248 So when sensor active, the current between NEC2501 pin1 and pin2 is: 1249 1249 1250 -[[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.** 1251 1251 1252 1252 If DI1+ = 12v, the //IF// = 12mA , So the LT-22222-L will be able to detect this active signal. 1253 1253 ... ... @@ -1261,9 +1261,9 @@ 1261 1261 1262 1262 So when sensor active, the current between NEC2501 pin1 and pin2 is: 1263 1263 1264 -[[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.** 1265 1265 1266 -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. 1267 1267 1268 1268 1269 1269 **Example3**: Connect to a 220v high active sensor. ... ... @@ -1275,10 +1275,11 @@ 1275 1275 1276 1276 So when sensor active, the current between NEC2501 pin1 and pin2 is: 1277 1277 1278 - [[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.** 1279 1279 1280 1280 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. 1281 1281 1327 + 1282 1282 === 3.6.3 Digital Output Port: DO1/DO2 /DO3 === 1283 1283 1284 1284 NPN output: GND or Float. Max voltage can apply to output pin is 36v. ... ... @@ -1285,6 +1285,7 @@ 1285 1285 1286 1286 [[image:1653357531600-905.png]] 1287 1287 1334 + 1288 1288 === 3.6.4 Analog Input Interface === 1289 1289 1290 1290 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: ... ... @@ -1312,6 +1312,7 @@ 1312 1312 1313 1313 [[image:1653357648330-671.png||height="155" width="733"]] 1314 1314 1362 + 1315 1315 === 3.6.5 Relay Output === 1316 1316 1317 1317 ((( ... ... @@ -1322,10 +1322,12 @@ 1322 1322 1323 1323 [[image:image-20220524100215-10.png||height="382" width="723"]] 1324 1324 1373 + 1325 1325 == 3.7 LEDs Indicators == 1326 1326 1327 1327 [[image:image-20220524100748-11.png]] 1328 1328 1378 + 1329 1329 = 4. Use AT Command = 1330 1330 1331 1331 == 4.1 Access AT Command == ... ... @@ -1340,7 +1340,9 @@ 1340 1340 1341 1341 [[image:1653358355238-883.png]] 1342 1342 1393 +((( 1343 1343 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 +))) 1344 1344 1345 1345 ((( 1346 1346 AT+<CMD>? : Help on <CMD> ... ... @@ -1524,6 +1524,8 @@ 1524 1524 1525 1525 ((( 1526 1526 AT+CFG: Print all settings 1579 + 1580 + 1527 1527 ))) 1528 1528 1529 1529 == 4.2 Common AT Command Sequence == ... ... @@ -1565,6 +1565,8 @@ 1565 1565 1566 1566 ((( 1567 1567 (% style="background-color:#dcdcdc" %)ATZ 1622 + 1623 + 1568 1568 ))) 1569 1569 1570 1570 === 4.2.2 Single-channel ABP mode (Use with LG01/LG02) === ... ... @@ -1646,6 +1646,7 @@ 1646 1646 (% style="background-color:#dcdcdc" %)AT+CLASS=A 1647 1647 ATZ 1648 1648 1705 + 1649 1649 = 5. FAQ = 1650 1650 1651 1651 == 5.1 How to upgrade the image? == ... ... @@ -1676,6 +1676,7 @@ 1676 1676 1677 1677 [[image:1653360054704-518.png||height="186" width="745"]] 1678 1678 1736 + 1679 1679 ((( 1680 1680 ((( 1681 1681 == 5.2 How to change the LoRa Frequency Bands/Region? == ... ... @@ -1683,7 +1683,9 @@ 1683 1683 ))) 1684 1684 1685 1685 ((( 1686 -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 + 1687 1687 ))) 1688 1688 1689 1689 ((( ... ... @@ -1737,14 +1737,17 @@ 1737 1737 1738 1738 [[image:1653360498588-932.png||height="485" width="726"]] 1739 1739 1800 + 1740 1740 == 5.4 Can I see counting event in Serial? == 1741 1741 1742 1742 ((( 1743 1743 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 + 1744 1744 ))) 1745 1745 1746 1746 ((( 1747 -= 6. Trouble Shooting 1810 += 6. Trouble Shooting = 1748 1748 ))) 1749 1749 1750 1750 ((( ... ... @@ -1754,13 +1754,11 @@ 1754 1754 ))) 1755 1755 1756 1756 ((( 1757 -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"]] 1758 1758 1759 -[[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/]] 1760 -))) 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]] 1761 1761 1762 -((( 1763 -[[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 + 1764 1764 ))) 1765 1765 1766 1766 ((( ... ... @@ -1769,10 +1769,12 @@ 1769 1769 1770 1770 ((( 1771 1771 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/]] 1772 1772 ))) 1773 1773 1774 1774 ((( 1775 - [[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 + 1776 1776 ))) 1777 1777 1778 1778 ((( ... ... @@ -1781,10 +1781,12 @@ 1781 1781 1782 1782 ((( 1783 1783 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]] 1784 1784 ))) 1785 1785 1786 1786 ((( 1787 - [[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 + 1788 1788 ))) 1789 1789 1790 1790 ((( ... ... @@ -1854,6 +1854,8 @@ 1854 1854 ((( 1855 1855 * ((( 1856 1856 (% style="color:#4f81bd" %)**CN779**(%%): LT with frequency bands CN779 1922 + 1923 + 1857 1857 ))) 1858 1858 1859 1859 = 8. Packing Info = ... ... @@ -1886,6 +1886,8 @@ 1886 1886 * Device Weight: 105g 1887 1887 * Package Size / pcs : 14.5 x 8 x 5 cm 1888 1888 * Weight / pcs : 170g 1956 + 1957 + 1889 1889 ))) 1890 1890 ))) 1891 1891 ... ... @@ -1907,6 +1907,8 @@ 1907 1907 ((( 1908 1908 ((( 1909 1909 [[support@dragino.com>>url:file:///D:/市场资料/说明书/LoRa/LT系列/support@dragino.com]] 1979 + 1980 + 1910 1910 ))) 1911 1911 1912 1912 (((