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...	...	@@ -11,15 +11,12 @@
11	11
12	12
13	13
14		-
15		-
16		-
17	17	= 1.Introduction =
18	18
19	19	== 1.1 What is LT Series I/O Controller ==
20	20
21	21	(((
22		-The Dragino (% style="color:blue" %)**LT series I/O Modules**(%%) are Long Range LoRaWAN I/O Controller. It contains different I/O Interfaces such as:** (% style="color:blue" %)analog current Input, analog voltage input(%%)**(% style="color:blue" %), **relay output**, **digital input**(%%) and (% style="color:blue" %)**digital output**(%%) etc. The LT I/O Modules are designed to simplify the installation of I/O monitoring.
	19	+The Dragino LT series I/O Modules are Long Range LoRaWAN I/O Controller. It contains different I/O Interfaces such as: analog current Input, analog voltage input, relay output, digital input and digital output etc. The LT I/O Modules are designed to simplify the installation of I/O monitoring.
23	23	)))
24	24
25	25	(((
...	...	@@ -27,7 +27,7 @@
27	27	)))
28	28
29	29	(((
30		-The LT I/O Controllers is aiming to provide an (% style="color:blue" %)**easy and low cost installation** (%%)by using LoRa wireless technology.
	27	+The LT I/O Controllers is aiming to provide a simple plug and play, low cost installation by using LoRaWAN wireless technology.
31	31	)))
32	32
33	33	(((
...	...	@@ -51,8 +51,6 @@
51	51	== 1.2  Specifications ==
52	52
53	53	(((
54		-
55		-
56	56	**Hardware System:**
57	57	)))
58	58
...	...	@@ -75,7 +75,6 @@
75	75	)))
76	76	)))
77	77
78		-
79	79	(((
80	80	**Interface for Model: LT22222-L:**
81	81	)))
...	...	@@ -99,7 +99,6 @@
99	99	Power Input 7~~ 24V DC.
100	100	)))
101	101
102		-
103	103	(((
104	104	**LoRa Spec:**
105	105	)))
...	...	@@ -164,8 +164,6 @@
164	164
165	165	)))
166	166
167		-
168		-
169	169	== 1.3 Features ==
170	170
171	171	* LoRaWAN Class A & Class C protocol
...	...	@@ -177,7 +177,6 @@
177	177	* Counting
178	178
179	179
180		-
181	181	== 1.4  Applications ==
182	182
183	183	* Smart Buildings & Home Automation
...	...	@@ -187,6 +187,7 @@
187	187	* Smart Cities
188	188	* Smart Factory
189	189
	180	+
190	190	== 1.5 Hardware Variants ==
191	191
192	192	(% border="1" style="background-color:#f7faff; width:500px" %)
...	...	@@ -200,6 +200,8 @@
200	200	* 1 x Counting Port
201	201	)))
202	202
	194	+
	195	+
203	203	= 2. Power ON Device =
204	204
205	205	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.
...	...	@@ -277,6 +277,7 @@
277	277	* **MOD5**: Single DI Counting + 2 x AVI + 1 x ACI + DO + RO
278	278	* **ADDMOD6**: Trigger Mode, Optional, used together with MOD1 ~~ MOD5
279	279
	273	+
280	280	=== 3.3.1 AT+MOD~=1, 2ACI+2AVI ===
281	281
282	282	The uplink payload includes totally 9 bytes. Uplink packets use FPORT=2 and every 10 minutes send one uplink by default.
...	...	@@ -419,7 +419,6 @@
419	419	)))
420	420	)))
421	421
422		-
423	423	=== 3.3.3 AT+MOD~=3, Single DI Counting + 2 x ACI ===
424	424
425	425	**LT22222-L**: This mode the DI1 is used as a counting pin.
...	...	@@ -460,8 +460,6 @@
460	460
461	461	(((
462	462	Other AT Commands for counting are similar to [[MOD2 Counting Command>>||anchor="H3.3.2AT2BMOD3D22C28DoubleDICounting29"]].
463		-
464		-
465	465	)))
466	466
467	467	=== 3.3.4 AT+MOD~=4, Single DI Counting + 1 x Voltage Counting ===
...	...	@@ -544,7 +544,6 @@
544	544	)))
545	545	)))
546	546
547		-
548	548	=== 3.3.5 AT+MOD~=5, Single DI Counting + 2 x AVI + 1 x ACI ===
549	549
550	550	**LT22222-L**: This mode the DI1 is used as a counting pin.
...	...	@@ -585,8 +585,6 @@
585	585
586	586	(((
587	587	Other AT Commands for counting are similar to [[MOD2 Counting Command>>||anchor="H3.3.2AT2BMOD3D22C28DoubleDICounting29"]].
588		-
589		-
590	590	)))
591	591
592	592	=== 3.3.6 AT+ADDMOD~=6. (Trigger Mode, Optional) ===
...	...	@@ -615,7 +615,6 @@
615	615
616	616	AT+AVLIM=5000,0,0,0   (If AVI1 voltage lower than 5V , trigger uplink, 0 means ignore)
617	617
618		-
619	619	(% style="color:#4f81bd" %)**Trigger base on current**:
620	620
621	621	Format: AT+ACLIM=<AC1_LIMIT_LOW>,< AC1_LIMIT_HIGH>,<AC2_LIMIT_LOW>,< AC2_LIMIT_HIGH>
...	...	@@ -624,7 +624,6 @@
624	624
625	625	AT+ACLIM=10000,15000,0,0   (If ACI1 voltage lower than 10mA or higher than 15mA, trigger an uplink)
626	626
627		-
628	628	(% style="color:#4f81bd" %)**Trigger base on DI status**:
629	629
630	630	DI status trigger Flag.
...	...	@@ -711,13 +711,10 @@
711	711
712	712	When device got this command, it will send the MOD6 payload.
713	713
714		-
715	715	=== 3.3.7 Payload Decoder ===
716	716
717	717	(((
718	718	**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/]]
719		-
720		-
721	721	)))
722	722
723	723	== 3.4 ​Configure LT via AT or Downlink ==
...	...	@@ -728,7 +728,7 @@
728	728	There are two kinds of Commands:
729	729	)))
730	730
731		-* (% style="color:#4f81bd" %)**Common Commands**(%%): They should be available for each sensor, 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]]
	714	+* (% style="color:#4f81bd" %)**Common Commands**(%%): They should be available for each sensor, such as: change uplink interval, reset device. For firmware v1.5.4, user can find what common commands it supports: http:~/~/wiki.dragino.com/index.php?title=End_Device_AT_Commands_and_Downlink_Commands
732	732
733	733	* (% style="color:#4f81bd" %)**Sensor Related Commands**(%%): These commands are special designed for LT-22222-L.  User can see these commands below:
734	734
...	...	@@ -736,7 +736,6 @@
736	736
737	737	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]]
738	738
739		-
740	740	=== 3.4.2 Sensor related commands ===
741	741
742	742	==== 3.4.2.1 Set Transmit Interval ====
...	...	@@ -759,7 +759,6 @@
759	759	**0x01 aa bb cc     ~/~/ Same as AT+TDC=0x(aa bb cc)**
760	760	)))
761	761
762		-
763	763	==== 3.4.2.2 Set Work Mode (AT+MOD) ====
764	764
765	765	Set work mode.
...	...	@@ -780,7 +780,6 @@
780	780	**0x0A aa     ~/~/ Same as AT+MOD=aa**
781	781	)))
782	782
783		-
784	784	==== 3.4.2.3 Poll an uplink ====
785	785
786	786	* AT Command:
...	...	@@ -796,10 +796,9 @@
796	796
797	797	**Example**: 0x08FF, ask device to send an Uplink
798	798
799		-
800	800	==== 3.4.2.4 Enable Trigger Mode ====
801	801
802		-Use of trigger mode, please check [[ADDMOD6>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
	781	+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]]
803	803
804	804	* AT Command:
805	805
...	...	@@ -819,7 +819,6 @@
819	819	**0x0A 06 aa     ~/~/ Same as AT+ADDMOD6=aa,**
820	820	)))
821	821
822		-
823	823	==== 3.4.2.5 Poll trigger settings ====
824	824
825	825	Poll trigger settings,
...	...	@@ -835,7 +835,6 @@
835	835	**0xAB 06  ~/~/ Poll trigger settings, device will uplink trigger settings once receive this command**
836	836	)))
837	837
838		-
839	839	==== 3.4.2.6 Enable / Disable DI1/DI2/DI3 as trigger ====
840	840
841	841	Enable Disable DI1/DI2/DI2 as trigger,
...	...	@@ -858,7 +858,6 @@
858	858	**0xAA 02 aa bb  ~/~/ Same as AT+DTRI=aa,bb**
859	859	)))
860	860
861		-
862	862	==== 3.4.2.7 Trigger1 – Set DI1 or DI3 as trigger ====
863	863
864	864	Set DI1 or DI3(for LT-33222-L) trigger.
...	...	@@ -885,7 +885,6 @@
885	885	**0x09 01 aa bb cc ~/~/ same as AT+TRIG1=aa,0x(bb cc)**
886	886	)))
887	887
888		-
889	889	==== 3.4.2.8 Trigger2 – Set DI2 as trigger ====
890	890
891	891	Set DI2 trigger.
...	...	@@ -912,10 +912,9 @@
912	912	**0x09 02 aa bb cc ~/~/ same as AT+TRIG1=aa,0x(bb cc)**
913	913	)))
914	914
915		-
916	916	==== 3.4.2.9 Trigger – Set AC (current) as trigger ====
917	917
918		-Set current trigger , base on AC port. See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
	892	+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]]
919	919
920	920	* AT Command:
921	921
...	...	@@ -928,19 +928,18 @@
928	928
929	929	(% class="box infomessage" %)
930	930	(((
931		-**0x AA 01 aa bb cc dd ee ff gg hh ~/~/ same as AT+ACLIM See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]**
	905	+**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]]**
932	932	)))
933	933
934		-
935	935	==== 3.4.2.10 Trigger – Set AV (voltage) as trigger ====
936	936
937		-Set current trigger , base on AV port. See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
	910	+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]]
938	938
939	939	* AT Command:
940	940
941	941	(% class="box infomessage" %)
942	942	(((
943		-**AT+AVLIM. See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]**
	916	+**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]]**
944	944	)))
945	945
946	946	* Downlink Payload (prefix 0xAA 00 ):
...	...	@@ -947,10 +947,9 @@
947	947
948	948	(% class="box infomessage" %)
949	949	(((
950		-**0x AA 00 aa bb cc dd ee ff gg hh ~/~/ same as AT+AVLIM See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]] **
	923	+**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]] **
951	951	)))
952	952
953		-
954	954	==== 3.4.2.11 Trigger – Set minimum interval ====
955	955
956	956	Set AV and AC trigger minimum interval, system won’t response to the second trigger within this set time after the first trigger.
...	...	@@ -969,7 +969,6 @@
969	969	**0x AC aa bb ~/~/ same as AT+ATDC=0x(aa bb)   . Unit (min)**
970	970	)))
971	971
972		-
973	973	==== 3.4.2.12 DO ~-~- Control Digital Output DO1/DO2/DO3 ====
974	974
975	975	* AT Command:
...	...	@@ -1144,13 +1144,13 @@
1144	1144
1145	1145	==== 3.4.2.16 Counting ~-~- Voltage threshold counting ====
1146	1146
1147		-When voltage exceed the threshold, count. Feature see [[MOD4>>||anchor="H3.3.4AT2BMOD3D42CSingleDICounting2B1xVoltageCounting"]]
	1118	+When voltage exceed the threshold, count. Feature see [[MOD4>>path:http://8.211.40.43:8080/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/#H3.3.4AT2BMOD3D42CSingleDICounting2B1xVoltageCounting]]
1148	1148
1149	1149	* AT Command:
1150	1150
1151	1151	(% class="box infomessage" %)
1152	1152	(((
1153		-**AT+VOLMAX    ~/~/ See [[MOD4>>||anchor="H3.3.4AT2BMOD3D42CSingleDICounting2B1xVoltageCounting"]]**
	1124	+**AT+VOLMAX    ~/~/ See [[MOD4>>path:http://8.211.40.43:8080/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/#H3.3.4AT2BMOD3D42CSingleDICounting2B1xVoltageCounting]]**
1154	1154	)))
1155	1155
1156	1156	* Downlink Payload (prefix 0xA5):
...	...	@@ -1160,7 +1160,6 @@
1160	1160	**0xA5 aa bb cc   ~/~/ Same as AT+VOLMAX=(aa bb),cc**
1161	1161	)))
1162	1162
1163		-
1164	1164	==== 3.4.2.17 Counting ~-~- Pre-configure the Count Number ====
1165	1165
1166	1166	* AT Command:
...	...	@@ -1185,7 +1185,6 @@
1185	1185	**0x A8 aa bb cc dd ee     ~/~/ same as AT+SETCNT=aa,(bb cc dd ee)**
1186	1186	)))
1187	1187
1188		-
1189	1189	==== 3.4.2.18 Counting ~-~- Clear Counting ====
1190	1190
1191	1191	Clear counting for counting mode
...	...	@@ -1204,7 +1204,6 @@
1204	1204	**0x A6 01     ~/~/ clear all counting,**
1205	1205	)))
1206	1206
1207		-
1208	1208	==== 3.4.2.19 Counting ~-~- Change counting mode save time ====
1209	1209
1210	1210	* AT Command:
...	...	@@ -1223,8 +1223,6 @@
1223	1223
1224	1224	(((
1225	1225	range: aa bb cc:0 to 16777215,  (unit:second)
1226		-
1227		-
1228	1228	)))
1229	1229
1230	1230	== 3.5 Integrate with Mydevice ==
...	...	@@ -1245,7 +1245,6 @@
1245	1245
1246	1246	[[image:image-20220524094641-12.png||height="402" width="718"]]
1247	1247
1248		-
1249	1249	**Step 3**: Create an account or log in Mydevices.
1250	1250
1251	1251	**Step 4**: Search LT-22222-L(for both LT-22222-L / LT-33222-L) and add DevEUI.(% style="display:none" %)
...	...	@@ -1254,7 +1254,6 @@
1254	1254
1255	1255	[[image:1653356838789-523.png||height="337" width="740"]]
1256	1256
1257		-
1258	1258	After added, the sensor data arrive TTN, it will also arrive and show in Mydevices.
1259	1259
1260	1260	[[image:image-20220524094909-1.png||height="335" width="729"]]
...	...	@@ -1267,7 +1267,6 @@
1267	1267
1268	1268	[[image:image-20220524094909-5.png||height="341" width="734"]]
1269	1269
1270		-
1271	1271	== 3.6 Interface Detail ==
1272	1272
1273	1273	=== 3.6.1 Digital Input Port: DI1/DI2 /DI3 ( For LT-33222-L, low active ) ===
...	...	@@ -1276,7 +1276,6 @@
1276	1276
1277	1277	[[image:1653356991268-289.png]]
1278	1278
1279		-
1280	1280	=== 3.6.2 Digital Input Port: DI1/DI2 ( For LT-22222-L) ===
1281	1281
1282	1282	(((
...	...	@@ -1292,105 +1292,51 @@
1292	1292	[[image:1653357170703-587.png]]
1293	1293
1294	1294	(((
1295		-(((
1296	1296	When use need to connect a device to the DI port, both DI1+ and DI1- must be connected.
1297	1297	)))
1298		-)))
1299	1299
1300		-(((
1301		-
1302		-)))
1303	1303
1304		-(((
1305	1305	**Example1**: Connect to a Low active sensor.
1306		-)))
1307	1307
1308		-(((
1309	1309	This type of sensor will output a low signal GND when active.
1310		-)))
1311	1311
1312		-* (((
1313		-Connect sensor’s output to DI1-
1314		-)))
1315		-* (((
1316		-Connect sensor’s VCC to DI1+.
1317		-)))
	1265	+* Connect sensor’s output to DI1-
	1266	+* Connect sensor’s VCC to DI1+.
1318	1318
1319		-(((
1320		-So when sensor active, the current between NEC2501 pin1 and pin2 is：
1321		-)))
	1268	+So when sensor active, the current between NEC2501 pin1 and pin2 is： ​​
1322	1322
1323		-(((
1324		-[[image:1653968155772-850.png||height="23" width="19"]]**= DI1+ / 1K.**
1325		-)))
	1270	+[[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.**
1326	1326
1327		-(((
1328		-If DI1+ = 12v, the [[image:1653968155772-850.png||height="23" width="19"]]= 12mA , So the LT-22222-L will be able to detect this active signal.
1329		-)))
	1272	+If DI1+ = 12v, the //IF// = 12mA , So the LT-22222-L will be able to detect this active signal.
1330	1330
1331		-(((
1332		-
1333		-)))
1334	1334
1335		-(((
1336	1336	**Example2**: Connect to a High active sensor.
1337		-)))
1338	1338
1339		-(((
1340	1340	This type of sensor will output a high signal (example 24v) when active.
1341		-)))
1342	1342
1343		-* (((
1344		-Connect sensor’s output to DI1+
1345		-)))
1346		-* (((
1347		-Connect sensor’s GND DI1-.
1348		-)))
	1279	+* Connect sensor’s output to DI1+
	1280	+* Connect sensor’s GND DI1-.
1349	1349
1350		-(((
1351	1351	So when sensor active, the current between NEC2501 pin1 and pin2 is:
1352		-)))
1353	1353
1354		-(((
1355		-[[image:1653968155772-850.png||height="23" width="19"]]**= DI1+ / 1K.**
1356		-)))
	1284	+[[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.**
1357	1357
1358		-(((
1359		-If **DI1+ = 24v**, the[[image:1653968155772-850.png||height="23" width="19"]] 24mA , So the LT-22222-L will be able to detect this high active signal.
1360		-)))
	1286	+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.
1361	1361
1362		-(((
1363		-
1364		-)))
1365	1365
1366		-(((
1367	1367	**Example3**: Connect to a 220v high active sensor.
1368		-)))
1369	1369
1370		-(((
1371	1371	Assume user want to monitor an active signal higher than 220v, to make sure not burn the photocoupler
1372		-)))
1373	1373
1374		-* (((
1375		-Connect sensor’s output to DI1+ with a serial 50K resistor
1376		-)))
1377		-* (((
1378		-Connect sensor’s GND DI1-.
1379		-)))
	1293	+* Connect sensor’s output to DI1+ with a serial 50K resistor
	1294	+* Connect sensor’s GND DI1-.
1380	1380
1381		-(((
1382	1382	So when sensor active, the current between NEC2501 pin1 and pin2 is:
1383		-)))
1384	1384
1385		-(((
1386		- [[image:1653968155772-850.png||height="23" width="19"]]**= DI1+ / 51K.**
1387		-)))
	1298	+ [[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.**
1388	1388
1389		-(((
1390		-If sensor output is 220v, the [[image:1653968155772-850.png||height="23" width="19"]](% 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.
1391		-)))
	1300	+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.
1392	1392
1393		-
1394	1394	=== 3.6.3 Digital Output Port: DO1/DO2 /DO3 ===
1395	1395
1396	1396	NPN output: GND or Float. Max voltage can apply to output pin is 36v.
...	...	@@ -1397,7 +1397,6 @@
1397	1397
1398	1398	[[image:1653357531600-905.png]]
1399	1399
1400		-
1401	1401	=== 3.6.4 Analog Input Interface ===
1402	1402
1403	1403	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:
...	...	@@ -1425,7 +1425,6 @@
1425	1425
1426	1426	[[image:1653357648330-671.png||height="155" width="733"]]
1427	1427
1428		-
1429	1429	=== 3.6.5 Relay Output ===
1430	1430
1431	1431	(((
...	...	@@ -1436,12 +1436,10 @@
1436	1436
1437	1437	[[image:image-20220524100215-10.png||height="382" width="723"]]
1438	1438
1439		-
1440	1440	== 3.7 LEDs Indicators ==
1441	1441
1442	1442	[[image:image-20220524100748-11.png]]
1443	1443
1444		-
1445	1445	= 4. Use AT Command =
1446	1446
1447	1447	== 4.1 Access AT Command ==
...	...	@@ -1642,8 +1642,6 @@
1642	1642
1643	1643	(((
1644	1644	AT+CFG: Print all settings
1645		-
1646		-
1647	1647	)))
1648	1648
1649	1649	== 4.2 Common AT Command Sequence ==
...	...	@@ -1685,8 +1685,6 @@
1685	1685
1686	1686	(((
1687	1687	(% style="background-color:#dcdcdc" %)ATZ
1688		-
1689		-
1690	1690	)))
1691	1691
1692	1692	=== 4.2.2 Single-channel ABP mode (Use with LG01/LG02) ===
...	...	@@ -1768,7 +1768,6 @@
1768	1768	(% style="background-color:#dcdcdc" %)AT+CLASS=A
1769	1769	ATZ
1770	1770
1771		-
1772	1772	= 5. FAQ =
1773	1773
1774	1774	== 5.1 How to upgrade the image? ==
...	...	@@ -1799,7 +1799,6 @@
1799	1799
1800	1800	[[image:1653360054704-518.png||height="186" width="745"]]
1801	1801
1802		-
1803	1803	(((
1804	1804	(((
1805	1805	== 5.2 How to change the LoRa Frequency Bands/Region? ==
...	...	@@ -1808,8 +1808,6 @@
1808	1808
1809	1809	(((
1810	1810	User can follow the introduction for [[how to upgrade image>>||anchor="H5.1Howtoupgradetheimage3F"]]. When download the images, choose the required image file for download.
1811		-
1812		-
1813	1813	)))
1814	1814
1815	1815	(((
...	...	@@ -1863,18 +1863,10 @@
1863	1863
1864	1864	[[image:1653360498588-932.png||height="485" width="726"]]
1865	1865
1866		-
1867	1867	== 5.4 Can I see counting event in Serial? ==
1868	1868
1869	1869	(((
1870	1870	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.
1871		-
1872		-
1873		-== 5.5 Can i use point to point communication for LT-22222-L? ==
1874		-
1875		-Yes, please refer [[Point to Point Communication>>doc:Main. Point to Point Communication of LT-22222-L.WebHome]]
1876		-
1877		-
1878	1878	)))
1879	1879
1880	1880	(((
...	...	@@ -1888,8 +1888,10 @@
1888	1888	)))
1889	1889
1890	1890	(((
1891		-Please see this link for how to debug: [[LoRaWAN Communication Debug>>doc:Main.LoRaWAN Communication Debug.WebHome||anchor="H5.1Howitwork"]]
	1779	+Please see this link for how to debug:
1892	1892
	1781	+[[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]]
	1782	+
1893	1893
1894	1894	)))
1895	1895
...	...	@@ -1898,7 +1898,9 @@
1898	1898	)))
1899	1899
1900	1900	(((
1901		-See this link for trouble shooting: [[Firmware Upgrade Instruction>>doc:Main.Firmware Upgrade Instruction for STM32 base products.WebHome]]
	1791	+See this link for trouble shooting:
	1792	+
	1793	+[[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/]]
1902	1902	)))
1903	1903
1904	1904	(((
...	...	@@ -1910,7 +1910,9 @@
1910	1910	)))
1911	1911
1912	1912	(((
1913		-It might be about the channels mapping. [[Please see this link for detail>>doc:Main.LoRaWAN Communication Debug.WebHome||anchor="H2.NoticeofUS9152FCN4702FAU915Frequencyband"]]
	1805	+It might be about the channels mapping. Please see this link for detail:
	1806	+
	1807	+[[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]]
1914	1914	)))
1915	1915
1916	1916	(((
...	...	@@ -1984,8 +1984,6 @@
1984	1984	(((
1985	1985	* (((
1986	1986	(% style="color:#4f81bd" %)**CN779**(%%): LT with frequency bands CN779
1987		-
1988		-
1989	1989	)))
1990	1990
1991	1991	= 8. Packing Info =
...	...	@@ -2018,8 +2018,6 @@
2018	2018	* Device Weight: 105g
2019	2019	* Package Size / pcs : 14.5 x 8 x 5 cm
2020	2020	* Weight / pcs : 170g
2021		-
2022		-
2023	2023	)))
2024	2024	)))
2025	2025
...	...	@@ -2041,8 +2041,6 @@
2041	2041	(((
2042	2042	(((
2043	2043	[[support@dragino.com>>url:file:///D:/市场资料/说明书/LoRa/LT系列/support@dragino.com]]
2044		-
2045		-
2046	2046	)))
2047	2047
2048	2048	(((

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