Last modified by Saxer Lin on 2025/04/15 17:24
<
From version < 83.5 >
edited by Xiaoling
on 2022/06/29 17:24
To version < 90.6 >
edited by Xiaoling
on 2022/08/18 12:00
>
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Summary

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Content
... ... @@ -41,6 +41,8 @@
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
... ... @@ -180,8 +180,10 @@
180 180  * Counting
181 181  
182 182  
187 +
183 183  == 1.4  Applications ==
184 184  
190 +
185 185  * Smart Buildings & Home Automation
186 186  * Logistics and Supply Chain Management
187 187  * Smart Metering
... ... @@ -190,8 +190,10 @@
190 190  * Smart Factory
191 191  
192 192  
199 +
193 193  == 1.5 Hardware Variants ==
194 194  
202 +
195 195  (% border="1" style="background-color:#f7faff; width:500px" %)
196 196  |(% style="width:103px" %)**Model**|(% style="width:131px" %)**Photo**|(% style="width:334px" %)**Description**
197 197  |(% style="width:103px" %)**LT22222-L**|(% style="width:131px" %)[[image:1653296302983-697.png]]|(% style="width:334px" %)(((
... ... @@ -206,6 +206,7 @@
206 206  
207 207  = 2. Power ON Device =
208 208  
217 +
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.
210 210  
211 211  (((
... ... @@ -220,6 +220,7 @@
220 220  
221 221  == 3.1 How it works? ==
222 222  
232 +
223 223  (((
224 224  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. 
225 225  )))
... ... @@ -229,10 +229,14 @@
229 229  )))
230 230  
231 231  
242 +
232 232  == 3.2 Example to join LoRaWAN network ==
233 233  
245 +
234 234  (((
235 235  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. 
248 +
249 +
236 236  )))
237 237  
238 238  [[image:image-20220523172350-1.png||height="266" width="864"]]
... ... @@ -240,6 +240,8 @@
240 240  
241 241  (((
242 242  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:
257 +
258 +
243 243  )))
244 244  
245 245  (((
... ... @@ -265,6 +265,7 @@
265 265  [[image:1653298023685-319.png]]
266 266  
267 267  
284 +
268 268  (((
269 269  (% 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.
270 270  )))
... ... @@ -275,19 +275,21 @@
275 275  
276 276  == 3.3 Uplink Payload ==
277 277  
295 +
278 278  There are five working modes + one interrupt mode on LT for different type application:
279 279  
280 -* **(% style="color:blue" %)MOD1**(%%): (default setting): 2 x ACI + 2AVI + DI + DO + RO
281 -* **(% style="color:blue" %)MOD2**(%%): Double DI Counting + DO + RO
282 -* **(% style="color:blue" %)MOD3**(%%): Single DI Counting + 2 x ACI + DO + RO
283 -* **(% style="color:blue" %)MOD4**(%%): Single DI Counting + 1 x Voltage Counting + DO + RO
284 -* **(% style="color:blue" %)MOD5**(%%): Single DI Counting + 2 x AVI + 1 x ACI + DO + RO
285 -* **(% style="color:blue" %)ADDMOD6**(%%): Trigger Mode, Optional, used together with MOD1 ~~ MOD5
298 +* (% style="color:blue" %)**MOD1**(%%): (default setting): 2 x ACI + 2AVI + DI + DO + RO
299 +* (% style="color:blue" %)**MOD2**(%%): Double DI Counting + DO + RO
300 +* (% style="color:blue" %)**MOD3**(%%): Single DI Counting + 2 x ACI + DO + RO
301 +* (% style="color:blue" %)**MOD4**(%%): Single DI Counting + 1 x Voltage Counting + DO + RO
302 +* (% style="color:blue" %)**MOD5**(%%): Single DI Counting + 2 x AVI + 1 x ACI + DO + RO
303 +* (% style="color:blue" %)**ADDMOD6**(%%): Trigger Mode, Optional, used together with MOD1 ~~ MOD5
286 286  
287 287  
288 288  
289 289  === 3.3.1 AT+MOD~=1, 2ACI+2AVI ===
290 290  
309 +
291 291  The uplink payload includes totally 9 bytes. Uplink packets use FPORT=2 and every 10 minutes send one uplink by default.
292 292  
293 293  [[image:image-20220523174024-3.png]]
... ... @@ -339,6 +339,8 @@
339 339  ** DO1 is high in case there is load between DO1 and V+.
340 340  ** DO1 LED is off in both case
341 341  
361 +
362 +
342 342  === 3.3.2 AT+MOD~=2, (Double DI Counting) ===
343 343  
344 344  
... ... @@ -407,11 +407,14 @@
407 407  
408 408  === 3.3.3 AT+MOD~=3, Single DI Counting + 2 x ACI ===
409 409  
431 +
410 410  **LT22222-L**: This mode the DI1 is used as a counting pin.
411 411  
412 412  [[image:image-20220523181246-5.png]]
413 413  
414 414  (((
437 +
438 +
415 415  (% style="color:#4f81bd" %)**DIDORO**(%%) is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below
416 416  )))
417 417  
... ... @@ -425,6 +425,7 @@
425 425  (% style="color:red" %)Note: DO3 is not valid for LT-22222-L.
426 426  )))
427 427  
452 +
428 428  (((
429 429  **To use counting mode, please run:**
430 430  )))
... ... @@ -557,8 +557,8 @@
557 557  
558 558  For example, if user has configured below commands:
559 559  
560 -* **AT+MOD=1 ** **~-~->** The normal working mode
561 -* **AT+ADDMOD6=1**   **~-~->** Enable trigger
585 +* **AT+MOD=1 ** **~-~->**  The normal working mode
586 +* **AT+ADDMOD6=1**   **~-~->**  Enable trigger
562 562  
563 563  LT will keep monitoring AV1/AV2/AC1/AC2 every 5 seconds; LT will send uplink packets in two cases:
564 564  
... ... @@ -567,6 +567,7 @@
567 567  
568 568  (% style="color:#037691" %)**AT Command to set Trigger Condition**:
569 569  
595 +
570 570  (% style="color:#4f81bd" %)**Trigger base on voltage**:
571 571  
572 572  Format: AT+AVLIM=<AV1_LIMIT_LOW>,< AV1_LIMIT_HIGH>,<AV2_LIMIT_LOW>,< AV2_LIMIT_HIGH>
... ... @@ -688,14 +688,14 @@
688 688  (((
689 689  
690 690  
691 -**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/]]
692 -
693 -
717 +**Decoder for TTN/loraserver/ChirpStack**:  [[https:~~/~~/www.dropbox.com/sh/wtrzu7avdtkmn3z/AACK5NwOMkU9jnvf1uCMuqrVa?dl=0>>https://www.dropbox.com/sh/wtrzu7avdtkmn3z/AACK5NwOMkU9jnvf1uCMuqrVa?dl=0]]
694 694  )))
695 695  
696 696  
721 +
697 697  == 3.4 ​Configure LT via AT or Downlink ==
698 698  
724 +
699 699  User can configure LT I/O Controller via AT Commands or LoRaWAN Downlink Commands
700 700  
701 701  (((
... ... @@ -706,8 +706,12 @@
706 706  
707 707  * (% style="color:#4f81bd" %)**Sensor Related Commands**(%%): These commands are special designed for LT-22222-L.  User can see these commands below:
708 708  
735 +
736 +
737 +
709 709  === 3.4.1 Common Commands ===
710 710  
740 +
711 711  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]]
712 712  
713 713  
... ... @@ -714,8 +714,10 @@
714 714  
715 715  === 3.4.2 Sensor related commands ===
716 716  
747 +
717 717  ==== 3.4.2.1 Set Transmit Interval ====
718 718  
750 +
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  
770 +
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  
790 +
757 757  * (% style="color:#037691" %)**AT Command:**
758 758  
759 759  There is no AT Command to poll uplink
... ... @@ -767,8 +767,10 @@
767 767  
768 768  
769 769  
804 +
770 770  ==== 3.4.2.4 Enable Trigger Mode ====
771 771  
807 +
772 772  Use of trigger mode, please check [[ADDMOD6>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
773 773  
774 774  * (% style="color:#037691" %)**AT Command:**
... ... @@ -789,6 +789,7 @@
789 789  
790 790  ==== 3.4.2.5 Poll trigger settings ====
791 791  
828 +
792 792  Poll trigger settings,
793 793  
794 794  * (% style="color:#037691" %)**AT Command:**
... ... @@ -805,6 +805,7 @@
805 805  
806 806  ==== 3.4.2.6 Enable / Disable DI1/DI2/DI3 as trigger ====
807 807  
845 +
808 808  Enable Disable DI1/DI2/DI2 as trigger,
809 809  
810 810  * (% style="color:#037691" %)**AT Command:**
... ... @@ -825,6 +825,7 @@
825 825  
826 826  ==== 3.4.2.7 Trigger1 – Set DI1 or DI3 as trigger ====
827 827  
866 +
828 828  Set DI1 or DI3(for LT-33222-L) trigger.
829 829  
830 830  * (% style="color:#037691" %)**AT Command:**
... ... @@ -844,8 +844,11 @@
844 844  * (% style="color:#037691" %)**Downlink Payload (prefix 0x09 01 ):**
845 845  * **0x09 01 aa bb cc    ** ~/~/ same as AT+TRIG1=aa,0x(bb cc)
846 846  
886 +
887 +
847 847  ==== 3.4.2.8 Trigger2 – Set DI2 as trigger ====
848 848  
890 +
849 849  Set DI2 trigger.
850 850  
851 851  * (% style="color:#037691" %)**AT Command:**
... ... @@ -872,6 +872,7 @@
872 872  
873 873  ==== 3.4.2.9 Trigger – Set AC (current) as trigger ====
874 874  
917 +
875 875  Set current trigger , base on AC port. See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
876 876  
877 877  * (% style="color:#037691" %)**AT Command**
... ... @@ -888,6 +888,7 @@
888 888  
889 889  ==== 3.4.2.10 Trigger – Set AV (voltage) as trigger ====
890 890  
934 +
891 891  Set current trigger , base on AV port. See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
892 892  
893 893  * (% style="color:#037691" %)**AT Command**
... ... @@ -904,6 +904,7 @@
904 904  
905 905  ==== 3.4.2.11 Trigger – Set minimum interval ====
906 906  
951 +
907 907  Set AV and AC trigger minimum interval, system won't response to the second trigger within this set time after the first trigger.
908 908  
909 909  * (% style="color:#037691" %)**AT Command**
... ... @@ -923,8 +923,10 @@
923 923  
924 924  
925 925  
971 +
926 926  ==== 3.4.2.12 DO ~-~- Control Digital Output DO1/DO2/DO3 ====
927 927  
974 +
928 928  * (% style="color:#037691" %)**AT Command**
929 929  
930 930  There is no AT Command to control Digital Output
... ... @@ -956,6 +956,7 @@
956 956  
957 957  ==== 3.4.2.13 DO ~-~- Control Digital Output DO1/DO2/DO3 with time control ====
958 958  
1006 +
959 959  * (% style="color:#037691" %)**AT Command**
960 960  
961 961  There is no AT Command to control Digital Output
... ... @@ -1022,6 +1022,7 @@
1022 1022  
1023 1023  ==== 3.4.2.14 Relay ~-~- Control Relay Output RO1/RO2 ====
1024 1024  
1073 +
1025 1025  * (% style="color:#037691" %)**AT Command:**
1026 1026  
1027 1027  There is no AT Command to control Relay Output
... ... @@ -1051,6 +1051,7 @@
1051 1051  
1052 1052  ==== 3.4.2.15 Relay ~-~- Control Relay Output RO1/RO2 with time control ====
1053 1053  
1103 +
1054 1054  * (% style="color:#037691" %)**AT Command:**
1055 1055  
1056 1056  There is no AT Command to control Relay Output
... ... @@ -1074,7 +1074,7 @@
1074 1074  
1075 1075  (% style="color:#4f81bd" %)**Third Byte(bb)**(%%): Control Method and Ports status:
1076 1076  
1077 -[[image:image-20220524093831-10.png]]
1127 +[[image:image-20220714135731-1.png||height="406" width="627"]]
1078 1078  
1079 1079  
1080 1080  (% style="color:#4f81bd" %)**Fourth/Fifth Bytes(cc)**(%%): Latching time. Unit: ms
... ... @@ -1084,21 +1084,21 @@
1084 1084  
1085 1085  **Example payload:**
1086 1086  
1087 -**~1. 05 01 11 07 D0**
1137 +**~1. 05 01 11 07 D**
1088 1088  
1089 -Relay1 and Relay 2 will be set to NO , last 2 seconds, then change back to original state.
1139 +Relay1 and Relay 2 will be set to NC , last 2 seconds, then change back to original state.
1090 1090  
1091 1091  **2. 05 01 10 07 D0**
1092 1092  
1093 -Relay1 will change to NO, Relay2 will change to NC, last 2 seconds, then both change back to original state.
1143 +Relay1 will change to NC, Relay2 will change to NO, last 2 seconds, then both change back to original state.
1094 1094  
1095 1095  **3. 05 00 01 07 D0**
1096 1096  
1097 -Relay1 will change to NC, Relay2 will change to NO, last 2 seconds, then relay change to NO, Relay2 change to NC.
1147 +Relay1 will change to NO, Relay2 will change to NC, last 2 seconds, then relay change to NC,Relay2 change to NO.
1098 1098  
1099 1099  **4. 05 00 00 07 D0**
1100 1100  
1101 -Relay 1 & relay2 will change to NC, last 2 seconds, then both change to NO.
1151 +Relay 1 & relay2 will change to NO, last 2 seconds, then both change to NC.
1102 1102  
1103 1103  
1104 1104  
... ... @@ -1105,6 +1105,7 @@
1105 1105  
1106 1106  ==== 3.4.2.16 Counting ~-~- Voltage threshold counting ====
1107 1107  
1158 +
1108 1108  When voltage exceed the threshold, count. Feature see [[MOD4>>||anchor="H3.3.4AT2BMOD3D42CSingleDICounting2B1xVoltageCounting"]]
1109 1109  
1110 1110  * (% style="color:#037691" %)**AT Command:**
... ... @@ -1121,6 +1121,7 @@
1121 1121  
1122 1122  ==== 3.4.2.17 Counting ~-~- Pre-configure the Count Number ====
1123 1123  
1175 +
1124 1124  * (% style="color:#037691" %)**AT Command:**
1125 1125  
1126 1126  **AT+SETCNT=aa,(bb cc dd ee) **
... ... @@ -1143,6 +1143,7 @@
1143 1143  
1144 1144  ==== 3.4.2.18 Counting ~-~- Clear Counting ====
1145 1145  
1198 +
1146 1146  Clear counting for counting mode
1147 1147  
1148 1148  * (% style="color:#037691" %)**AT Command:**
... ... @@ -1159,6 +1159,7 @@
1159 1159  
1160 1160  ==== 3.4.2.19 Counting ~-~- Change counting mode save time ====
1161 1161  
1215 +
1162 1162  * (% style="color:#037691" %)**AT Command:**
1163 1163  
1164 1164  **AT+COUTIME=60  **~/~/ Set save time to 60 seconds. Device will save the counting result in internal flash every 60 seconds. (min value: 30)
... ... @@ -1178,6 +1178,7 @@
1178 1178  
1179 1179  == 3.5 Integrate with Mydevice ==
1180 1180  
1235 +
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:
1182 1182  
1183 1183  (((
... ... @@ -1186,14 +1186,15 @@
1186 1186  
1187 1187  (((
1188 1188  (% 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:
1244 +
1245 +
1189 1189  )))
1190 1190  
1191 -[[image:1653356737703-362.png||height="232" width="732"]]
1248 +[[image:image-20220719105525-1.png||height="377" width="677"]]
1192 1192  
1193 -[[image:image-20220524094641-11.png||height="390" width="723"]]
1194 1194  
1195 1195  
1196 -[[image:image-20220524094641-12.png||height="402" width="718"]]
1252 +[[image:image-20220719110247-2.png||height="388" width="683"]]
1197 1197  
1198 1198  
1199 1199  (% style="color:blue" %)**Step 3**(%%): Create an account or log in Mydevices.
... ... @@ -1226,8 +1226,10 @@
1226 1226  
1227 1227  == 3.6 Interface Detail ==
1228 1228  
1285 +
1229 1229  === 3.6.1 Digital Input Port: DI1/DI2 /DI3 ( For LT-33222-L, low active ) ===
1230 1230  
1288 +
1231 1231  Support NPN Type sensor
1232 1232  
1233 1233  [[image:1653356991268-289.png]]
... ... @@ -1236,6 +1236,7 @@
1236 1236  
1237 1237  === 3.6.2 Digital Input Port: DI1/DI2 ( For LT-22222-L) ===
1238 1238  
1297 +
1239 1239  (((
1240 1240  The DI port of LT-22222-L can support NPN or PNP output sensor.
1241 1241  )))
... ... @@ -1242,7 +1242,9 @@
1242 1242  
1243 1243  (((
1244 1244  (((
1245 -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
1304 +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.
1305 +
1306 +
1246 1246  )))
1247 1247  )))
1248 1248  
... ... @@ -1287,6 +1287,8 @@
1287 1287  
1288 1288  (((
1289 1289  
1351 +
1352 +
1290 1290  )))
1291 1291  
1292 1292  (((
... ... @@ -1318,6 +1318,8 @@
1318 1318  
1319 1319  (((
1320 1320  
1384 +
1385 +
1321 1321  )))
1322 1322  
1323 1323  (((
... ... @@ -1351,6 +1351,7 @@
1351 1351  
1352 1352  === 3.6.3 Digital Output Port: DO1/DO2 /DO3 ===
1353 1353  
1419 +
1354 1354  NPN output: GND or Float. Max voltage can apply to output pin is 36v.
1355 1355  
1356 1356  [[image:1653357531600-905.png]]
... ... @@ -1359,6 +1359,7 @@
1359 1359  
1360 1360  === 3.6.4 Analog Input Interface ===
1361 1361  
1428 +
1362 1362  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:
1363 1363  
1364 1364  
... ... @@ -1390,6 +1390,7 @@
1390 1390  
1391 1391  === 3.6.5 Relay Output ===
1392 1392  
1460 +
1393 1393  (((
1394 1394  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:
1395 1395  )))
... ... @@ -1402,6 +1402,7 @@
1402 1402  
1403 1403  == 3.7 LEDs Indicators ==
1404 1404  
1473 +
1405 1405  [[image:image-20220524100748-11.png]]
1406 1406  
1407 1407  
... ... @@ -1408,8 +1408,10 @@
1408 1408  
1409 1409  = 4. Use AT Command =
1410 1410  
1480 +
1411 1411  == 4.1 Access AT Command ==
1412 1412  
1483 +
1413 1413  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.
1414 1414  
1415 1415  [[image:1653358238933-385.png]]
... ... @@ -1614,6 +1614,7 @@
1614 1614  
1615 1615  == 4.2 Common AT Command Sequence ==
1616 1616  
1688 +
1617 1617  === 4.2.1 Multi-channel ABP mode (Use with SX1301/LG308) ===
1618 1618  
1619 1619  (((
... ... @@ -1737,13 +1737,16 @@
1737 1737  
1738 1738  === 4.2.3 Change to Class A ===
1739 1739  
1812 +
1740 1740  If sensor JOINED
1741 1741  (% style="background-color:#dcdcdc" %)AT+CLASS=A
1742 1742  ATZ
1743 1743  
1744 1744  
1818 +
1745 1745  = 5. FAQ =
1746 1746  
1821 +
1747 1747  == 5.1 How to upgrade the image? ==
1748 1748  
1749 1749  
... ... @@ -1765,7 +1765,9 @@
1765 1765  
1766 1766  
1767 1767  (% style="color:blue" %)**For LT-22222-L**(%%):
1768 -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.
1843 +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.
1844 +
1845 +
1769 1769  )))
1770 1770  
1771 1771   [[image:image-20220524103407-12.png]]
... ... @@ -1777,6 +1777,7 @@
1777 1777  
1778 1778  (% 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:
1779 1779  
1857 +
1780 1780  [[image:1653360054704-518.png||height="186" width="745"]]
1781 1781  
1782 1782  
... ... @@ -1785,6 +1785,8 @@
1785 1785  
1786 1786  
1787 1787  == 5.2 How to change the LoRa Frequency Bands/Region? ==
1866 +
1867 +
1788 1788  )))
1789 1789  )))
1790 1790  
... ... @@ -1795,7 +1795,10 @@
1795 1795  (((
1796 1796  
1797 1797  
1878 +
1798 1798  == 5.3 How to set up LT to work with Single Channel Gateway such as LG01/LG02? ==
1880 +
1881 +
1799 1799  )))
1800 1800  
1801 1801  (((
... ... @@ -1813,7 +1813,7 @@
1813 1813  )))
1814 1814  
1815 1815  (((
1816 -(% 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.
1899 +(% 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.
1817 1817  )))
1818 1818  
1819 1819  (((
... ... @@ -1821,12 +1821,12 @@
1821 1821  )))
1822 1822  
1823 1823  (((
1824 -(% 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.
1907 +(% 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.**
1825 1825  )))
1826 1826  
1827 1827  
1828 1828  (((
1829 -(% style="color:#4f81bd" %)**Step2**(%%)**: **Run AT Command to make LT work in Single frequency & ABP mode. Below is the AT commands:
1912 +(% style="color:blue" %)**Step2**(%%)**:  **Run AT Command to make LT work in Single frequency & ABP mode. Below is the AT commands:
1830 1830  )))
1831 1831  
1832 1832  (((
... ... @@ -1850,16 +1850,21 @@
1850 1850  [[image:1653360498588-932.png||height="485" width="726"]]
1851 1851  
1852 1852  
1936 +
1853 1853  == 5.4 Can I see counting event in Serial? ==
1854 1854  
1939 +
1855 1855  (((
1856 -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.
1941 +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.
1857 1857  
1858 1858  
1944 +
1859 1859  == 5.5 Can i use point to point communication for LT-22222-L? ==
1860 1860  
1947 +
1861 1861  Yes, please refer [[Point to Point Communication>>doc:Main. Point to Point Communication of LT-22222-L.WebHome]]
1862 1862  
1950 +
1863 1863  
1864 1864  )))
1865 1865  
... ... @@ -1866,6 +1866,7 @@
1866 1866  (((
1867 1867  == 5.6 Why does the relay output become the default and open relay after the lt22222 is powered off? ==
1868 1868  
1957 +
1869 1869  If the device is not shut down, but directly powered off.
1870 1870  
1871 1871  It will default that this is a power-off state.
... ... @@ -1875,12 +1875,15 @@
1875 1875  After restart, the status before power failure will be read from flash.
1876 1876  
1877 1877  
1967 +
1878 1878  = 6. Trouble Shooting =
1879 1879  )))
1880 1880  
1881 1881  (((
1882 1882  (((
1883 -== 6.1 Downlink doesn’t work, how to solve it? ==
1973 +== 6.1 Downlink doesn't work, how to solve it? ==
1974 +
1975 +
1884 1884  )))
1885 1885  )))
1886 1886  
... ... @@ -1891,7 +1891,10 @@
1891 1891  (((
1892 1892  
1893 1893  
1986 +
1894 1894  == 6.2 Have trouble to upload image. ==
1988 +
1989 +
1895 1895  )))
1896 1896  
1897 1897  (((
... ... @@ -1901,7 +1901,10 @@
1901 1901  (((
1902 1902  
1903 1903  
1904 -== 6.3 Why I can’t join TTN in US915 /AU915 bands? ==
1999 +
2000 +== 6.3 Why I can't join TTN in US915 /AU915 bands? ==
2001 +
2002 +
1905 1905  )))
1906 1906  
1907 1907  (((
... ... @@ -1909,23 +1909,27 @@
1909 1909  )))
1910 1910  
1911 1911  
2010 +
1912 1912  = 7. Order Info =
1913 1913  
2013 +
1914 1914  (% style="color:#4f81bd" %)**LT-22222-L-XXX:**
1915 1915  
1916 -
1917 1917  (% style="color:#4f81bd" %)**XXX:**
1918 1918  
1919 -* (% style="color:#4f81bd" %)**EU433**(%%): LT with frequency bands EU433
1920 -* (% style="color:#4f81bd" %)**EU868**(%%): LT with frequency bands EU868
1921 -* (% style="color:#4f81bd" %)**KR920**(%%): LT with frequency bands KR920
1922 -* (% style="color:#4f81bd" %)**CN470**(%%): LT with frequency bands CN470
1923 -* (% style="color:#4f81bd" %)**AS923**(%%): LT with frequency bands AS923
1924 -* (% style="color:#4f81bd" %)**AU915**(%%): LT with frequency bands AU915
1925 -* (% style="color:#4f81bd" %)**US915**(%%): LT with frequency bands US915
1926 -* (% style="color:#4f81bd" %)**IN865**(%%): LT with frequency bands IN865
1927 -* (% style="color:#4f81bd" %)**CN779**(%%): LT with frequency bands CN779
2018 +* (% style="color:red" %)**EU433**(%%):  LT with frequency bands EU433
2019 +* (% style="color:red" %)**EU868**(%%):  LT with frequency bands EU868
2020 +* (% style="color:red" %)**KR920**(%%):  LT with frequency bands KR920
2021 +* (% style="color:red" %)**CN470**(%%):  LT with frequency bands CN470
2022 +* (% style="color:red" %)**AS923**(%%):  LT with frequency bands AS923
2023 +* (% style="color:red" %)**AU915**(%%):  LT with frequency bands AU915
2024 +* (% style="color:red" %)**US915**(%%):  LT with frequency bands US915
2025 +* (% style="color:red" %)**IN865**(%%):  LT with frequency bands IN865
2026 +* (% style="color:red" %)**CN779**(%%):  LT with frequency bands CN779
1928 1928  
2028 +
2029 +
2030 +
1929 1929  = 8. Packing Info =
1930 1930  
1931 1931  
... ... @@ -1943,8 +1943,12 @@
1943 1943  * Package Size / pcs : 14.5 x 8 x 5 cm
1944 1944  * Weight / pcs : 170g
1945 1945  
2048 +
2049 +
2050 +
1946 1946  = 9. Support =
1947 1947  
2053 +
1948 1948  * (((
1949 1949  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.
1950 1950  )))
... ... @@ -1953,12 +1953,15 @@
1953 1953  
1954 1954  
1955 1955  
2062 +
1956 1956  
1957 1957  )))
1958 1958  
1959 1959  = 10. Reference​​​​​ =
1960 1960  
2068 +
1961 1961  * 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]]
1962 -* [[Image Download>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/image/]]
1963 -* [[AT Command Manual>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/]]
2070 +* [[Datasheet, Document Base>>https://www.dropbox.com/sh/gxxmgks42tqfr3a/AACEdsj_mqzeoTOXARRlwYZ2a?dl=0]]
1964 1964  * [[Hardware Source>>url:https://github.com/dragino/Lora/tree/master/LT/LT-33222-L/v1.0]]
2072 +
2073 +
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