Last modified by Saxer Lin on 2025/04/15 17:24
<
From version < 66.28 >
edited by Xiaoling
on 2022/05/24 14:10
To version < 68.19 >
edited by Xiaoling
on 2022/05/25 15:28
>
Change comment: There is no comment for this version

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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 ==
... ... @@ -163,6 +163,7 @@
163 163  * Firmware upgradable via program port
164 164  * Counting
165 165  
170 +
166 166  == 1.4  Applications ==
167 167  
168 168  * Smart Buildings & Home Automation
... ... @@ -172,6 +172,7 @@
172 172  * Smart Cities
173 173  * Smart Factory
174 174  
180 +
175 175  == 1.5 Hardware Variants ==
176 176  
177 177  (% border="1" style="background-color:#f7faff; width:500px" %)
... ... @@ -185,6 +185,8 @@
185 185  * 1 x Counting Port
186 186  )))
187 187  
194 +
195 +
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  
206 +
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.
216 +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.
217 +
218 +
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  
249 +
239 239  Add APP KEY and DEV EUI
240 240  
241 241  [[image:1653298023685-319.png]]
242 242  
254 +
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  
261 +
249 249  == 3.3 Uplink Payload ==
250 250  
251 251  There are five working modes + one interrupt mode on LT for different type application:
... ... @@ -257,6 +257,7 @@
257 257  * **MOD5**: Single DI Counting + 2 x AVI + 1 x ACI + DO + RO
258 258  * **ADDMOD6**: Trigger Mode, Optional, used together with MOD1 ~~ MOD5
259 259  
273 +
260 260  === 3.3.1 AT+MOD~=1, 2ACI+2AVI ===
261 261  
262 262  The uplink payload includes totally 9 bytes. Uplink packets use FPORT=2 and every 10 minutes send one uplink by default.
... ... @@ -292,6 +292,7 @@
292 292  * [1] RO1 relay channel is close and the RO1 LED is ON.
293 293  * [0] RO2 relay channel is open and RO2 LED is OFF;
294 294  
309 +
295 295  **LT22222-L:**
296 296  
297 297  * [1] DI2 channel is high input and DI2 LED is ON;
... ... @@ -307,6 +307,7 @@
307 307  ** DO1 is high in case there is load between DO1 and V+.
308 308  ** DO1 LED is off in both case
309 309  
325 +
310 310  === 3.3.2 AT+MOD~=2, (Double DI Counting) ===
311 311  
312 312  **For LT-22222-L**: this mode the **DI1 and DI2** are used as counting pins.
... ... @@ -399,6 +399,7 @@
399 399  )))
400 400  )))
401 401  
418 +
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]].
458 +Other AT Commands for counting are similar to [[MOD2 Counting Command>>||anchor="H3.3.2AT2BMOD3D22C28DoubleDICounting29"]].
459 +
460 +
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]].
508 +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  
543 +
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]].
583 +Other AT Commands for counting are similar to [[MOD2 Counting Command>>||anchor="H3.3.2AT2BMOD3D22C28DoubleDICounting29"]].
584 +
585 +
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  
708 +
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/]]
713 +
714 +
690 690  )))
691 691  
692 692  == 3.4 ​Configure LT via AT or Downlink ==
... ... @@ -701,10 +701,12 @@
701 701  
702 702  * (% style="color:#4f81bd" %)**Sensor Related Commands**(%%): These commands are special designed for LT-22222-L.  User can see these commands below:
703 703  
729 +
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/]]
732 +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  
734 +
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  
757 +
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  
778 +
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  
794 +
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  
817 +
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  
833 +
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  
856 +
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  
883 +
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  
910 +
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  
929 +
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  
948 +
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  
967 +
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  
1158 +
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  
1183 +
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  
1202 +
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  
1219 +(((
1178 1178  range: aa bb cc:0 to 16777215,  (unit:second)
1179 1179  
1222 +
1223 +)))
1224 +
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  
1229 +(((
1184 1184  **Step 1**: Be sure that your device is programmed and properly connected to the network at this time.
1231 +)))
1185 1185  
1233 +(((
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:
1235 +)))
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  
1251 +
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  
1264 +
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  
1273 +
1222 1222  === 3.6.2 Digital Input Port: DI1/DI2 ( For LT-22222-L) ===
1223 1223  
1224 1224  (((
... ... @@ -1279,6 +1279,7 @@
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  
1334 +
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  
1341 +
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  
1369 +
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  
1380 +
1325 1325  == 3.7 LEDs Indicators ==
1326 1326  
1327 1327  [[image:image-20220524100748-11.png]]
1328 1328  
1385 +
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  
1400 +(((
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/]]
1402 +)))
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
1586 +
1587 +
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
1629 +
1630 +
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  
1712 +
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  
1743 +
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.
1751 +User can follow the introduction for [[how to upgrade image>>||anchor="H5.1Howtoupgradetheimage3F"]]. When download the images, choose the required image file for download.
1752 +
1753 +
1687 1687  )))
1688 1688  
1689 1689  (((
... ... @@ -1737,14 +1737,17 @@
1737 1737  
1738 1738  [[image:1653360498588-932.png||height="485" width="726"]]
1739 1739  
1807 +
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.
1812 +
1813 +
1744 1744  )))
1745 1745  
1746 1746  (((
1747 -= 6. Trouble Shooting =
1817 += 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:
1827 +Please see this link for how to debug:
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 -)))
1829 +[[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]]
1831 +
1764 1764  )))
1765 1765  
1766 1766  (((
... ... @@ -1769,10 +1769,12 @@
1769 1769  
1770 1770  (((
1771 1771  See this link for trouble shooting:
1840 +
1841 +[[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]]
1845 +
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:
1854 +
1855 +[[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]]
1859 +
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
1929 +
1930 +
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
1963 +
1964 +
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]]
1986 +
1987 +
1910 1910  )))
1911 1911  
1912 1912  (((

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