Last modified by Saxer Lin on 2025/04/15 17:24
<
From version < 86.1 >
edited by Bei Jinggeng
on 2022/07/14 14:00
To version < 90.8 >
edited by Xiaoling
on 2022/08/18 13:42
>
Change comment: There is no comment for this version

Summary

Details

Page properties
Author
... ... @@ -1,1 +1,1 @@
1 -XWiki.Bei
1 +XWiki.Xiaoling
Content
... ... @@ -36,11 +36,13 @@
36 36  )))
37 37  
38 38  (((
39 -1) If user’s area has LoRaWAN service coverage, they can just install the I/O controller and configure it to connect the LoRaWAN provider via wireless.
39 +1) If user's area has LoRaWAN service coverage, they can just install the I/O controller and configure it to connect the LoRaWAN provider via wireless.
40 40  )))
41 41  
42 42  (((
43 43  2) User can set up a LoRaWAN gateway locally and configure the controller to connect to the gateway via wireless.
44 +
45 +
44 44  )))
45 45  
46 46  (((
... ... @@ -166,11 +166,13 @@
166 166  Packet engine up to 256 bytes with CRC.
167 167  
168 168  
171 +
169 169  
170 170  )))
171 171  
172 172  == 1.3 Features ==
173 173  
177 +
174 174  * LoRaWAN Class A & Class C protocol
175 175  * Optional Customized LoRa Protocol
176 176  * Frequency Bands: CN470/EU433/KR920/US915/EU868/AS923/AU915/RU864/IN865
... ... @@ -179,8 +179,10 @@
179 179  * Firmware upgradable via program port
180 180  * Counting
181 181  
186 +
182 182  == 1.4  Applications ==
183 183  
189 +
184 184  * Smart Buildings & Home Automation
185 185  * Logistics and Supply Chain Management
186 186  * Smart Metering
... ... @@ -188,8 +188,10 @@
188 188  * Smart Cities
189 189  * Smart Factory
190 190  
197 +
191 191  == 1.5 Hardware Variants ==
192 192  
200 +
193 193  (% border="1" style="background-color:#f7faff; width:500px" %)
194 194  |(% style="width:103px" %)**Model**|(% style="width:131px" %)**Photo**|(% style="width:334px" %)**Description**
195 195  |(% style="width:103px" %)**LT22222-L**|(% style="width:131px" %)[[image:1653296302983-697.png]]|(% style="width:334px" %)(((
... ... @@ -203,6 +203,7 @@
203 203  
204 204  = 2. Power ON Device =
205 205  
214 +
206 206  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.
207 207  
208 208  (((
... ... @@ -217,6 +217,7 @@
217 217  
218 218  == 3.1 How it works? ==
219 219  
229 +
220 220  (((
221 221  The LT is configured as LoRaWAN OTAA Class C mode by default. It has OTAA keys to join network. To connect a local LoRaWAN network, user just need to input the OTAA keys in the network server and power on the LT. It will auto join the network via OTAA. For LT-22222-L, the LED will show the Join status: After power on (% style="color:green" %)**TX LED**(%%) will fast blink 5 times, LT-22222-L will enter working mode and start to JOIN LoRaWAN network. (% style="color:green" %)**TX LED**(%%) will be on for 5 seconds after joined in network. When there is message from server, the RX LED will be on for 1 second. 
222 222  )))
... ... @@ -226,10 +226,14 @@
226 226  )))
227 227  
228 228  
239 +
229 229  == 3.2 Example to join LoRaWAN network ==
230 230  
242 +
231 231  (((
232 232  This chapter shows an example for how to join the TTN LoRaWAN Network. Below is the network structure, we use our LG308 as LoRaWAN gateway here. 
245 +
246 +
233 233  )))
234 234  
235 235  [[image:image-20220523172350-1.png||height="266" width="864"]]
... ... @@ -237,6 +237,8 @@
237 237  
238 238  (((
239 239  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:
254 +
255 +
240 240  )))
241 241  
242 242  (((
... ... @@ -262,6 +262,7 @@
262 262  [[image:1653298023685-319.png]]
263 263  
264 264  
281 +
265 265  (((
266 266  (% style="color:blue" %)**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.
267 267  )))
... ... @@ -272,6 +272,7 @@
272 272  
273 273  == 3.3 Uplink Payload ==
274 274  
292 +
275 275  There are five working modes + one interrupt mode on LT for different type application:
276 276  
277 277  * (% style="color:blue" %)**MOD1**(%%): (default setting): 2 x ACI + 2AVI + DI + DO + RO
... ... @@ -281,8 +281,10 @@
281 281  * (% style="color:blue" %)**MOD5**(%%): Single DI Counting + 2 x AVI + 1 x ACI + DO + RO
282 282  * (% style="color:blue" %)**ADDMOD6**(%%): Trigger Mode, Optional, used together with MOD1 ~~ MOD5
283 283  
302 +
284 284  === 3.3.1 AT+MOD~=1, 2ACI+2AVI ===
285 285  
305 +
286 286  The uplink payload includes totally 9 bytes. Uplink packets use FPORT=2 and every 10 minutes send one uplink by default.
287 287  
288 288  [[image:image-20220523174024-3.png]]
... ... @@ -334,6 +334,7 @@
334 334  ** DO1 is high in case there is load between DO1 and V+.
335 335  ** DO1 LED is off in both case
336 336  
357 +
337 337  === 3.3.2 AT+MOD~=2, (Double DI Counting) ===
338 338  
339 339  
... ... @@ -402,6 +402,7 @@
402 402  
403 403  === 3.3.3 AT+MOD~=3, Single DI Counting + 2 x ACI ===
404 404  
426 +
405 405  **LT22222-L**: This mode the DI1 is used as a counting pin.
406 406  
407 407  [[image:image-20220523181246-5.png]]
... ... @@ -687,14 +687,14 @@
687 687  (((
688 688  
689 689  
690 -**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/]]
691 -
692 -
712 +**Decoder for TTN/loraserver/ChirpStack**:  [[https:~~/~~/www.dropbox.com/sh/wtrzu7avdtkmn3z/AACK5NwOMkU9jnvf1uCMuqrVa?dl=0>>https://www.dropbox.com/sh/wtrzu7avdtkmn3z/AACK5NwOMkU9jnvf1uCMuqrVa?dl=0]]
693 693  )))
694 694  
695 695  
716 +
696 696  == 3.4 ​Configure LT via AT or Downlink ==
697 697  
719 +
698 698  User can configure LT I/O Controller via AT Commands or LoRaWAN Downlink Commands
699 699  
700 700  (((
... ... @@ -705,8 +705,11 @@
705 705  
706 706  * (% style="color:#4f81bd" %)**Sensor Related Commands**(%%): These commands are special designed for LT-22222-L.  User can see these commands below:
707 707  
730 +
731 +
708 708  === 3.4.1 Common Commands ===
709 709  
734 +
710 710  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]]
711 711  
712 712  
... ... @@ -716,6 +716,7 @@
716 716  
717 717  ==== 3.4.2.1 Set Transmit Interval ====
718 718  
744 +
719 719  Set device uplink interval.
720 720  
721 721  * (% style="color:#037691" %)**AT Command:**
... ... @@ -735,6 +735,7 @@
735 735  
736 736  ==== 3.4.2.2 Set Work Mode (AT+MOD) ====
737 737  
764 +
738 738  Set work mode.
739 739  
740 740  * (% style="color:#037691" %)**AT Command:**
... ... @@ -754,6 +754,7 @@
754 754  
755 755  ==== 3.4.2.3 Poll an uplink ====
756 756  
784 +
757 757  * (% style="color:#037691" %)**AT Command:**
758 758  
759 759  There is no AT Command to poll uplink
... ... @@ -770,6 +770,7 @@
770 770  
771 771  ==== 3.4.2.4 Enable Trigger Mode ====
772 772  
801 +
773 773  Use of trigger mode, please check [[ADDMOD6>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
774 774  
775 775  * (% style="color:#037691" %)**AT Command:**
... ... @@ -790,6 +790,7 @@
790 790  
791 791  ==== 3.4.2.5 Poll trigger settings ====
792 792  
822 +
793 793  Poll trigger settings,
794 794  
795 795  * (% style="color:#037691" %)**AT Command:**
... ... @@ -806,6 +806,7 @@
806 806  
807 807  ==== 3.4.2.6 Enable / Disable DI1/DI2/DI3 as trigger ====
808 808  
839 +
809 809  Enable Disable DI1/DI2/DI2 as trigger,
810 810  
811 811  * (% style="color:#037691" %)**AT Command:**
... ... @@ -826,6 +826,7 @@
826 826  
827 827  ==== 3.4.2.7 Trigger1 – Set DI1 or DI3 as trigger ====
828 828  
860 +
829 829  Set DI1 or DI3(for LT-33222-L) trigger.
830 830  
831 831  * (% style="color:#037691" %)**AT Command:**
... ... @@ -845,8 +845,10 @@
845 845  * (% style="color:#037691" %)**Downlink Payload (prefix 0x09 01 ):**
846 846  * **0x09 01 aa bb cc    ** ~/~/ same as AT+TRIG1=aa,0x(bb cc)
847 847  
880 +
848 848  ==== 3.4.2.8 Trigger2 – Set DI2 as trigger ====
849 849  
883 +
850 850  Set DI2 trigger.
851 851  
852 852  * (% style="color:#037691" %)**AT Command:**
... ... @@ -873,6 +873,7 @@
873 873  
874 874  ==== 3.4.2.9 Trigger – Set AC (current) as trigger ====
875 875  
910 +
876 876  Set current trigger , base on AC port. See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
877 877  
878 878  * (% style="color:#037691" %)**AT Command**
... ... @@ -889,6 +889,7 @@
889 889  
890 890  ==== 3.4.2.10 Trigger – Set AV (voltage) as trigger ====
891 891  
927 +
892 892  Set current trigger , base on AV port. See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
893 893  
894 894  * (% style="color:#037691" %)**AT Command**
... ... @@ -905,6 +905,7 @@
905 905  
906 906  ==== 3.4.2.11 Trigger – Set minimum interval ====
907 907  
944 +
908 908  Set AV and AC trigger minimum interval, system won't response to the second trigger within this set time after the first trigger.
909 909  
910 910  * (% style="color:#037691" %)**AT Command**
... ... @@ -927,6 +927,7 @@
927 927  
928 928  ==== 3.4.2.12 DO ~-~- Control Digital Output DO1/DO2/DO3 ====
929 929  
967 +
930 930  * (% style="color:#037691" %)**AT Command**
931 931  
932 932  There is no AT Command to control Digital Output
... ... @@ -958,6 +958,7 @@
958 958  
959 959  ==== 3.4.2.13 DO ~-~- Control Digital Output DO1/DO2/DO3 with time control ====
960 960  
999 +
961 961  * (% style="color:#037691" %)**AT Command**
962 962  
963 963  There is no AT Command to control Digital Output
... ... @@ -1024,6 +1024,7 @@
1024 1024  
1025 1025  ==== 3.4.2.14 Relay ~-~- Control Relay Output RO1/RO2 ====
1026 1026  
1066 +
1027 1027  * (% style="color:#037691" %)**AT Command:**
1028 1028  
1029 1029  There is no AT Command to control Relay Output
... ... @@ -1053,6 +1053,7 @@
1053 1053  
1054 1054  ==== 3.4.2.15 Relay ~-~- Control Relay Output RO1/RO2 with time control ====
1055 1055  
1096 +
1056 1056  * (% style="color:#037691" %)**AT Command:**
1057 1057  
1058 1058  There is no AT Command to control Relay Output
... ... @@ -1107,6 +1107,7 @@
1107 1107  
1108 1108  ==== 3.4.2.16 Counting ~-~- Voltage threshold counting ====
1109 1109  
1151 +
1110 1110  When voltage exceed the threshold, count. Feature see [[MOD4>>||anchor="H3.3.4AT2BMOD3D42CSingleDICounting2B1xVoltageCounting"]]
1111 1111  
1112 1112  * (% style="color:#037691" %)**AT Command:**
... ... @@ -1123,6 +1123,7 @@
1123 1123  
1124 1124  ==== 3.4.2.17 Counting ~-~- Pre-configure the Count Number ====
1125 1125  
1168 +
1126 1126  * (% style="color:#037691" %)**AT Command:**
1127 1127  
1128 1128  **AT+SETCNT=aa,(bb cc dd ee) **
... ... @@ -1145,6 +1145,7 @@
1145 1145  
1146 1146  ==== 3.4.2.18 Counting ~-~- Clear Counting ====
1147 1147  
1191 +
1148 1148  Clear counting for counting mode
1149 1149  
1150 1150  * (% style="color:#037691" %)**AT Command:**
... ... @@ -1161,6 +1161,7 @@
1161 1161  
1162 1162  ==== 3.4.2.19 Counting ~-~- Change counting mode save time ====
1163 1163  
1208 +
1164 1164  * (% style="color:#037691" %)**AT Command:**
1165 1165  
1166 1166  **AT+COUTIME=60  **~/~/ Set save time to 60 seconds. Device will save the counting result in internal flash every 60 seconds. (min value: 30)
... ... @@ -1180,6 +1180,7 @@
1180 1180  
1181 1181  == 3.5 Integrate with Mydevice ==
1182 1182  
1228 +
1183 1183  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:
1184 1184  
1185 1185  (((
... ... @@ -1188,14 +1188,15 @@
1188 1188  
1189 1189  (((
1190 1190  (% 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:
1237 +
1238 +
1191 1191  )))
1192 1192  
1193 -[[image:1653356737703-362.png||height="232" width="732"]]
1241 +[[image:image-20220719105525-1.png||height="377" width="677"]]
1194 1194  
1195 -[[image:image-20220524094641-11.png||height="390" width="723"]]
1196 1196  
1197 1197  
1198 -[[image:image-20220524094641-12.png||height="402" width="718"]]
1245 +[[image:image-20220719110247-2.png||height="388" width="683"]]
1199 1199  
1200 1200  
1201 1201  (% style="color:blue" %)**Step 3**(%%): Create an account or log in Mydevices.
... ... @@ -1228,8 +1228,10 @@
1228 1228  
1229 1229  == 3.6 Interface Detail ==
1230 1230  
1278 +
1231 1231  === 3.6.1 Digital Input Port: DI1/DI2 /DI3 ( For LT-33222-L, low active ) ===
1232 1232  
1281 +
1233 1233  Support NPN Type sensor
1234 1234  
1235 1235  [[image:1653356991268-289.png]]
... ... @@ -1238,6 +1238,7 @@
1238 1238  
1239 1239  === 3.6.2 Digital Input Port: DI1/DI2 ( For LT-22222-L) ===
1240 1240  
1290 +
1241 1241  (((
1242 1242  The DI port of LT-22222-L can support NPN or PNP output sensor.
1243 1243  )))
... ... @@ -1244,7 +1244,9 @@
1244 1244  
1245 1245  (((
1246 1246  (((
1247 -Internal circuit as below, the NEC2501 is a photocoupler, the Active current (from NEC2501 pin 1 to pin 2 is 1ma and the max current is 50mA. When there is active current pass NEC2501 pin1 to pin2. The DI will be active high
1297 +Internal circuit as below, the NEC2501 is a photocoupler, the Active current (from NEC2501 pin 1 to pin 2 is 1ma and the max current is 50mA. When there is active current pass NEC2501 pin1 to pin2. The DI will be active high.
1298 +
1299 +
1248 1248  )))
1249 1249  )))
1250 1250  
... ... @@ -1289,6 +1289,8 @@
1289 1289  
1290 1290  (((
1291 1291  
1344 +
1345 +
1292 1292  )))
1293 1293  
1294 1294  (((
... ... @@ -1320,6 +1320,8 @@
1320 1320  
1321 1321  (((
1322 1322  
1377 +
1378 +
1323 1323  )))
1324 1324  
1325 1325  (((
... ... @@ -1353,6 +1353,7 @@
1353 1353  
1354 1354  === 3.6.3 Digital Output Port: DO1/DO2 /DO3 ===
1355 1355  
1412 +
1356 1356  NPN output: GND or Float. Max voltage can apply to output pin is 36v.
1357 1357  
1358 1358  [[image:1653357531600-905.png]]
... ... @@ -1361,6 +1361,7 @@
1361 1361  
1362 1362  === 3.6.4 Analog Input Interface ===
1363 1363  
1421 +
1364 1364  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:
1365 1365  
1366 1366  
... ... @@ -1392,6 +1392,7 @@
1392 1392  
1393 1393  === 3.6.5 Relay Output ===
1394 1394  
1453 +
1395 1395  (((
1396 1396  The LT serial controller has two relay interfaces; each interface uses two pins of the screw terminal. User can connect other device’s Power Line to in serial of RO1_1 and RO_2. Such as below:
1397 1397  )))
... ... @@ -1404,6 +1404,7 @@
1404 1404  
1405 1405  == 3.7 LEDs Indicators ==
1406 1406  
1466 +
1407 1407  [[image:image-20220524100748-11.png]]
1408 1408  
1409 1409  
... ... @@ -1410,8 +1410,10 @@
1410 1410  
1411 1411  = 4. Use AT Command =
1412 1412  
1473 +
1413 1413  == 4.1 Access AT Command ==
1414 1414  
1476 +
1415 1415  LT supports AT Command set. User can use a USB to TTL adapter plus the 3.5mm Program Cable to connect to LT for using AT command, as below.
1416 1416  
1417 1417  [[image:1653358238933-385.png]]
... ... @@ -1616,6 +1616,7 @@
1616 1616  
1617 1617  == 4.2 Common AT Command Sequence ==
1618 1618  
1681 +
1619 1619  === 4.2.1 Multi-channel ABP mode (Use with SX1301/LG308) ===
1620 1620  
1621 1621  (((
... ... @@ -1739,13 +1739,16 @@
1739 1739  
1740 1740  === 4.2.3 Change to Class A ===
1741 1741  
1805 +
1742 1742  If sensor JOINED
1743 1743  (% style="background-color:#dcdcdc" %)AT+CLASS=A
1744 1744  ATZ
1745 1745  
1746 1746  
1811 +
1747 1747  = 5. FAQ =
1748 1748  
1814 +
1749 1749  == 5.1 How to upgrade the image? ==
1750 1750  
1751 1751  
... ... @@ -1768,6 +1768,8 @@
1768 1768  
1769 1769  (% style="color:blue" %)**For LT-22222-L**(%%):
1770 1770  Hold down the PRO button and then momentarily press the RST reset button and the (% style="color:red" %)**DO1 led**(%%) will change from OFF to ON. When (% style="color:red" %)**DO1 LED**(%%) is on, it means the device is in download mode.
1837 +
1838 +
1771 1771  )))
1772 1772  
1773 1773   [[image:image-20220524103407-12.png]]
... ... @@ -1779,6 +1779,7 @@
1779 1779  
1780 1780  (% 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:
1781 1781  
1850 +
1782 1782  [[image:1653360054704-518.png||height="186" width="745"]]
1783 1783  
1784 1784  
... ... @@ -1787,6 +1787,8 @@
1787 1787  
1788 1788  
1789 1789  == 5.2 How to change the LoRa Frequency Bands/Region? ==
1859 +
1860 +
1790 1790  )))
1791 1791  )))
1792 1792  
... ... @@ -1797,7 +1797,10 @@
1797 1797  (((
1798 1798  
1799 1799  
1871 +
1800 1800  == 5.3 How to set up LT to work with Single Channel Gateway such as LG01/LG02? ==
1873 +
1874 +
1801 1801  )))
1802 1802  
1803 1803  (((
... ... @@ -1815,7 +1815,7 @@
1815 1815  )))
1816 1816  
1817 1817  (((
1818 -(% style="color:#4f81bd" %)**Step1**(%%): Log in TTN, Create an ABP device in the application and input the network session key (NETSKEY), app session key (APPSKEY) from the device.
1892 +(% style="color:blue" %)**Step1**(%%):  Log in TTN, Create an ABP device in the application and input the network session key (NETSKEY), app session key (APPSKEY) from the device.
1819 1819  )))
1820 1820  
1821 1821  (((
... ... @@ -1823,12 +1823,12 @@
1823 1823  )))
1824 1824  
1825 1825  (((
1826 -(% 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.
1900 +(% 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.**
1827 1827  )))
1828 1828  
1829 1829  
1830 1830  (((
1831 -(% style="color:#4f81bd" %)**Step2**(%%)**: **Run AT Command to make LT work in Single frequency & ABP mode. Below is the AT commands:
1905 +(% style="color:blue" %)**Step2**(%%)**:  **Run AT Command to make LT work in Single frequency & ABP mode. Below is the AT commands:
1832 1832  )))
1833 1833  
1834 1834  (((
... ... @@ -1852,16 +1852,21 @@
1852 1852  [[image:1653360498588-932.png||height="485" width="726"]]
1853 1853  
1854 1854  
1929 +
1855 1855  == 5.4 Can I see counting event in Serial? ==
1856 1856  
1932 +
1857 1857  (((
1858 -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.
1934 +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.
1859 1859  
1860 1860  
1937 +
1861 1861  == 5.5 Can i use point to point communication for LT-22222-L? ==
1862 1862  
1940 +
1863 1863  Yes, please refer [[Point to Point Communication>>doc:Main. Point to Point Communication of LT-22222-L.WebHome]]
1864 1864  
1943 +
1865 1865  
1866 1866  )))
1867 1867  
... ... @@ -1868,6 +1868,7 @@
1868 1868  (((
1869 1869  == 5.6 Why does the relay output become the default and open relay after the lt22222 is powered off? ==
1870 1870  
1950 +
1871 1871  If the device is not shut down, but directly powered off.
1872 1872  
1873 1873  It will default that this is a power-off state.
... ... @@ -1877,6 +1877,7 @@
1877 1877  After restart, the status before power failure will be read from flash.
1878 1878  
1879 1879  
1960 +
1880 1880  = 6. Trouble Shooting =
1881 1881  )))
1882 1882  
... ... @@ -1883,6 +1883,8 @@
1883 1883  (((
1884 1884  (((
1885 1885  == 6.1 Downlink doesn't work, how to solve it? ==
1967 +
1968 +
1886 1886  )))
1887 1887  )))
1888 1888  
... ... @@ -1893,7 +1893,10 @@
1893 1893  (((
1894 1894  
1895 1895  
1979 +
1896 1896  == 6.2 Have trouble to upload image. ==
1981 +
1982 +
1897 1897  )))
1898 1898  
1899 1899  (((
... ... @@ -1903,7 +1903,10 @@
1903 1903  (((
1904 1904  
1905 1905  
1992 +
1906 1906  == 6.3 Why I can't join TTN in US915 /AU915 bands? ==
1994 +
1995 +
1907 1907  )))
1908 1908  
1909 1909  (((
... ... @@ -1911,6 +1911,7 @@
1911 1911  )))
1912 1912  
1913 1913  
2003 +
1914 1914  = 7. Order Info =
1915 1915  
1916 1916  
... ... @@ -1930,7 +1930,6 @@
1930 1930  
1931 1931  
1932 1932  
1933 -
1934 1934  = 8. Packing Info =
1935 1935  
1936 1936  
... ... @@ -1950,21 +1950,26 @@
1950 1950  
1951 1951  
1952 1952  
1953 -
1954 1954  = 9. Support =
1955 1955  
2044 +
1956 1956  * (((
1957 1957  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.
1958 1958  )))
1959 1959  * (((
1960 1960  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]]
1961 -)))
1962 1962  
1963 1963  
1964 1964  
2053 +
2054 +
2055 +)))
2056 +
1965 1965  = 10. Reference​​​​​ =
1966 1966  
2059 +
1967 1967  * 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]]
1968 -* [[Image Download>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/image/]]
1969 -* [[AT Command Manual>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/]]
2061 +* [[Datasheet, Document Base>>https://www.dropbox.com/sh/gxxmgks42tqfr3a/AACEdsj_mqzeoTOXARRlwYZ2a?dl=0]]
1970 1970  * [[Hardware Source>>url:https://github.com/dragino/Lora/tree/master/LT/LT-33222-L/v1.0]]
2063 +
2064 +
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