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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
...	...	@@ -188,7 +188,6 @@
188	188	* Smart Factory
189	189
190	190
191		-
192	192	== 1.5 Hardware Variants ==
193	193
194	194	(% border="1" style="background-color:#f7faff; width:500px" %)
...	...	@@ -215,7 +215,6 @@
215	215	[[image:1653297104069-180.png]]
216	216
217	217
218		-
219	219	= 3. Operation Mode =
220	220
221	221	== 3.1 How it works? ==
...	...	@@ -282,6 +282,7 @@
282	282	* **MOD5**: Single DI Counting + 2 x AVI + 1 x ACI + DO + RO
283	283	* **ADDMOD6**: Trigger Mode, Optional, used together with MOD1 ~~ MOD5
284	284
	273	+
285	285	=== 3.3.1 AT+MOD~=1, 2ACI+2AVI ===
286	286
287	287	The uplink payload includes totally 9 bytes. Uplink packets use FPORT=2 and every 10 minutes send one uplink by default.
...	...	@@ -424,7 +424,6 @@
424	424	)))
425	425	)))
426	426
427		-
428	428	=== 3.3.3 AT+MOD~=3, Single DI Counting + 2 x ACI ===
429	429
430	430	**LT22222-L**: This mode the DI1 is used as a counting pin.
...	...	@@ -465,8 +465,6 @@
465	465
466	466	(((
467	467	Other AT Commands for counting are similar to [[MOD2 Counting Command>>||anchor="H3.3.2AT2BMOD3D22C28DoubleDICounting29"]].
468		-
469		-
470	470	)))
471	471
472	472	=== 3.3.4 AT+MOD~=4, Single DI Counting + 1 x Voltage Counting ===
...	...	@@ -549,7 +549,6 @@
549	549	)))
550	550	)))
551	551
552		-
553	553	=== 3.3.5 AT+MOD~=5, Single DI Counting + 2 x AVI + 1 x ACI ===
554	554
555	555	**LT22222-L**: This mode the DI1 is used as a counting pin.
...	...	@@ -590,8 +590,6 @@
590	590
591	591	(((
592	592	Other AT Commands for counting are similar to [[MOD2 Counting Command>>||anchor="H3.3.2AT2BMOD3D22C28DoubleDICounting29"]].
593		-
594		-
595	595	)))
596	596
597	597	=== 3.3.6 AT+ADDMOD~=6. (Trigger Mode, Optional) ===
...	...	@@ -620,7 +620,6 @@
620	620
621	621	AT+AVLIM=5000,0,0,0   (If AVI1 voltage lower than 5V , trigger uplink, 0 means ignore)
622	622
623		-
624	624	(% style="color:#4f81bd" %)**Trigger base on current**:
625	625
626	626	Format: AT+ACLIM=<AC1_LIMIT_LOW>,< AC1_LIMIT_HIGH>,<AC2_LIMIT_LOW>,< AC2_LIMIT_HIGH>
...	...	@@ -629,7 +629,6 @@
629	629
630	630	AT+ACLIM=10000,15000,0,0   (If ACI1 voltage lower than 10mA or higher than 15mA, trigger an uplink)
631	631
632		-
633	633	(% style="color:#4f81bd" %)**Trigger base on DI status**:
634	634
635	635	DI status trigger Flag.
...	...	@@ -716,13 +716,10 @@
716	716
717	717	When device got this command, it will send the MOD6 payload.
718	718
719		-
720	720	=== 3.3.7 Payload Decoder ===
721	721
722	722	(((
723	723	**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/]]
724		-
725		-
726	726	)))
727	727
728	728	== 3.4 ​Configure LT via AT or Downlink ==
...	...	@@ -733,7 +733,7 @@
733	733	There are two kinds of Commands:
734	734	)))
735	735
736		-* (% 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
737	737
738	738	* (% style="color:#4f81bd" %)**Sensor Related Commands**(%%): These commands are special designed for LT-22222-L.  User can see these commands below:
739	739
...	...	@@ -741,7 +741,6 @@
741	741
742	742	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]]
743	743
744		-
745	745	=== 3.4.2 Sensor related commands ===
746	746
747	747	==== 3.4.2.1 Set Transmit Interval ====
...	...	@@ -764,7 +764,6 @@
764	764	**0x01 aa bb cc     ~/~/ Same as AT+TDC=0x(aa bb cc)**
765	765	)))
766	766
767		-
768	768	==== 3.4.2.2 Set Work Mode (AT+MOD) ====
769	769
770	770	Set work mode.
...	...	@@ -785,7 +785,6 @@
785	785	**0x0A aa     ~/~/ Same as AT+MOD=aa**
786	786	)))
787	787
788		-
789	789	==== 3.4.2.3 Poll an uplink ====
790	790
791	791	* AT Command:
...	...	@@ -801,10 +801,9 @@
801	801
802	802	**Example**: 0x08FF, ask device to send an Uplink
803	803
804		-
805	805	==== 3.4.2.4 Enable Trigger Mode ====
806	806
807		-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]]
808	808
809	809	* AT Command:
810	810
...	...	@@ -824,7 +824,6 @@
824	824	**0x0A 06 aa     ~/~/ Same as AT+ADDMOD6=aa,**
825	825	)))
826	826
827		-
828	828	==== 3.4.2.5 Poll trigger settings ====
829	829
830	830	Poll trigger settings,
...	...	@@ -840,7 +840,6 @@
840	840	**0xAB 06  ~/~/ Poll trigger settings, device will uplink trigger settings once receive this command**
841	841	)))
842	842
843		-
844	844	==== 3.4.2.6 Enable / Disable DI1/DI2/DI3 as trigger ====
845	845
846	846	Enable Disable DI1/DI2/DI2 as trigger,
...	...	@@ -863,7 +863,6 @@
863	863	**0xAA 02 aa bb  ~/~/ Same as AT+DTRI=aa,bb**
864	864	)))
865	865
866		-
867	867	==== 3.4.2.7 Trigger1 – Set DI1 or DI3 as trigger ====
868	868
869	869	Set DI1 or DI3(for LT-33222-L) trigger.
...	...	@@ -890,7 +890,6 @@
890	890	**0x09 01 aa bb cc ~/~/ same as AT+TRIG1=aa,0x(bb cc)**
891	891	)))
892	892
893		-
894	894	==== 3.4.2.8 Trigger2 – Set DI2 as trigger ====
895	895
896	896	Set DI2 trigger.
...	...	@@ -917,10 +917,9 @@
917	917	**0x09 02 aa bb cc ~/~/ same as AT+TRIG1=aa,0x(bb cc)**
918	918	)))
919	919
920		-
921	921	==== 3.4.2.9 Trigger – Set AC (current) as trigger ====
922	922
923		-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]]
924	924
925	925	* AT Command:
926	926
...	...	@@ -933,19 +933,18 @@
933	933
934	934	(% class="box infomessage" %)
935	935	(((
936		-**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]]**
937	937	)))
938	938
939		-
940	940	==== 3.4.2.10 Trigger – Set AV (voltage) as trigger ====
941	941
942		-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]]
943	943
944	944	* AT Command:
945	945
946	946	(% class="box infomessage" %)
947	947	(((
948		-**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]]**
949	949	)))
950	950
951	951	* Downlink Payload (prefix 0xAA 00 ):
...	...	@@ -952,10 +952,9 @@
952	952
953	953	(% class="box infomessage" %)
954	954	(((
955		-**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]] **
956	956	)))
957	957
958		-
959	959	==== 3.4.2.11 Trigger – Set minimum interval ====
960	960
961	961	Set AV and AC trigger minimum interval, system won’t response to the second trigger within this set time after the first trigger.
...	...	@@ -974,7 +974,6 @@
974	974	**0x AC aa bb ~/~/ same as AT+ATDC=0x(aa bb)   . Unit (min)**
975	975	)))
976	976
977		-
978	978	==== 3.4.2.12 DO ~-~- Control Digital Output DO1/DO2/DO3 ====
979	979
980	980	* AT Command:
...	...	@@ -1149,13 +1149,13 @@
1149	1149
1150	1150	==== 3.4.2.16 Counting ~-~- Voltage threshold counting ====
1151	1151
1152		-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]]
1153	1153
1154	1154	* AT Command:
1155	1155
1156	1156	(% class="box infomessage" %)
1157	1157	(((
1158		-**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]]**
1159	1159	)))
1160	1160
1161	1161	* Downlink Payload (prefix 0xA5):
...	...	@@ -1165,7 +1165,6 @@
1165	1165	**0xA5 aa bb cc   ~/~/ Same as AT+VOLMAX=(aa bb),cc**
1166	1166	)))
1167	1167
1168		-
1169	1169	==== 3.4.2.17 Counting ~-~- Pre-configure the Count Number ====
1170	1170
1171	1171	* AT Command:
...	...	@@ -1190,7 +1190,6 @@
1190	1190	**0x A8 aa bb cc dd ee     ~/~/ same as AT+SETCNT=aa,(bb cc dd ee)**
1191	1191	)))
1192	1192
1193		-
1194	1194	==== 3.4.2.18 Counting ~-~- Clear Counting ====
1195	1195
1196	1196	Clear counting for counting mode
...	...	@@ -1209,7 +1209,6 @@
1209	1209	**0x A6 01     ~/~/ clear all counting,**
1210	1210	)))
1211	1211
1212		-
1213	1213	==== 3.4.2.19 Counting ~-~- Change counting mode save time ====
1214	1214
1215	1215	* AT Command:
...	...	@@ -1228,8 +1228,6 @@
1228	1228
1229	1229	(((
1230	1230	range: aa bb cc:0 to 16777215,  (unit:second)
1231		-
1232		-
1233	1233	)))
1234	1234
1235	1235	== 3.5 Integrate with Mydevice ==
...	...	@@ -1250,7 +1250,6 @@
1250	1250
1251	1251	[[image:image-20220524094641-12.png||height="402" width="718"]]
1252	1252
1253		-
1254	1254	**Step 3**: Create an account or log in Mydevices.
1255	1255
1256	1256	**Step 4**: Search LT-22222-L(for both LT-22222-L / LT-33222-L) and add DevEUI.(% style="display:none" %)
...	...	@@ -1259,7 +1259,6 @@
1259	1259
1260	1260	[[image:1653356838789-523.png||height="337" width="740"]]
1261	1261
1262		-
1263	1263	After added, the sensor data arrive TTN, it will also arrive and show in Mydevices.
1264	1264
1265	1265	[[image:image-20220524094909-1.png||height="335" width="729"]]
...	...	@@ -1272,7 +1272,6 @@
1272	1272
1273	1273	[[image:image-20220524094909-5.png||height="341" width="734"]]
1274	1274
1275		-
1276	1276	== 3.6 Interface Detail ==
1277	1277
1278	1278	=== 3.6.1 Digital Input Port: DI1/DI2 /DI3 ( For LT-33222-L, low active ) ===
...	...	@@ -1281,7 +1281,6 @@
1281	1281
1282	1282	[[image:1653356991268-289.png]]
1283	1283
1284		-
1285	1285	=== 3.6.2 Digital Input Port: DI1/DI2 ( For LT-22222-L) ===
1286	1286
1287	1287	(((
...	...	@@ -1297,105 +1297,51 @@
1297	1297	[[image:1653357170703-587.png]]
1298	1298
1299	1299	(((
1300		-(((
1301	1301	When use need to connect a device to the DI port, both DI1+ and DI1- must be connected.
1302	1302	)))
1303		-)))
1304	1304
1305		-(((
1306		-
1307		-)))
1308	1308
1309		-(((
1310	1310	**Example1**: Connect to a Low active sensor.
1311		-)))
1312	1312
1313		-(((
1314	1314	This type of sensor will output a low signal GND when active.
1315		-)))
1316	1316
1317		-* (((
1318		-Connect sensor’s output to DI1-
1319		-)))
1320		-* (((
1321		-Connect sensor’s VCC to DI1+.
1322		-)))
	1265	+* Connect sensor’s output to DI1-
	1266	+* Connect sensor’s VCC to DI1+.
1323	1323
1324		-(((
1325		-So when sensor active, the current between NEC2501 pin1 and pin2 is：
1326		-)))
	1268	+So when sensor active, the current between NEC2501 pin1 and pin2 is： ​​
1327	1327
1328		-(((
1329		-[[image:1653968155772-850.png||height="23" width="19"]]**= DI1+ / 1K.**
1330		-)))
	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.**
1331	1331
1332		-(((
1333		-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.
1334		-)))
	1272	+If DI1+ = 12v, the //IF// = 12mA , So the LT-22222-L will be able to detect this active signal.
1335	1335
1336		-(((
1337		-
1338		-)))
1339	1339
1340		-(((
1341	1341	**Example2**: Connect to a High active sensor.
1342		-)))
1343	1343
1344		-(((
1345	1345	This type of sensor will output a high signal (example 24v) when active.
1346		-)))
1347	1347
1348		-* (((
1349		-Connect sensor’s output to DI1+
1350		-)))
1351		-* (((
1352		-Connect sensor’s GND DI1-.
1353		-)))
	1279	+* Connect sensor’s output to DI1+
	1280	+* Connect sensor’s GND DI1-.
1354	1354
1355		-(((
1356	1356	So when sensor active, the current between NEC2501 pin1 and pin2 is:
1357		-)))
1358	1358
1359		-(((
1360		-[[image:1653968155772-850.png||height="23" width="19"]]**= DI1+ / 1K.**
1361		-)))
	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.**
1362	1362
1363		-(((
1364		-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.
1365		-)))
	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.
1366	1366
1367		-(((
1368		-
1369		-)))
1370	1370
1371		-(((
1372	1372	**Example3**: Connect to a 220v high active sensor.
1373		-)))
1374	1374
1375		-(((
1376	1376	Assume user want to monitor an active signal higher than 220v, to make sure not burn the photocoupler
1377		-)))
1378	1378
1379		-* (((
1380		-Connect sensor’s output to DI1+ with a serial 50K resistor
1381		-)))
1382		-* (((
1383		-Connect sensor’s GND DI1-.
1384		-)))
	1293	+* Connect sensor’s output to DI1+ with a serial 50K resistor
	1294	+* Connect sensor’s GND DI1-.
1385	1385
1386		-(((
1387	1387	So when sensor active, the current between NEC2501 pin1 and pin2 is:
1388		-)))
1389	1389
1390		-(((
1391		- [[image:1653968155772-850.png||height="23" width="19"]]**= DI1+ / 51K.**
1392		-)))
	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.**
1393	1393
1394		-(((
1395		-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.
1396		-)))
	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.
1397	1397
1398		-
1399	1399	=== 3.6.3 Digital Output Port: DO1/DO2 /DO3 ===
1400	1400
1401	1401	NPN output: GND or Float. Max voltage can apply to output pin is 36v.
...	...	@@ -1402,7 +1402,6 @@
1402	1402
1403	1403	[[image:1653357531600-905.png]]
1404	1404
1405		-
1406	1406	=== 3.6.4 Analog Input Interface ===
1407	1407
1408	1408	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:
...	...	@@ -1430,7 +1430,6 @@
1430	1430
1431	1431	[[image:1653357648330-671.png||height="155" width="733"]]
1432	1432
1433		-
1434	1434	=== 3.6.5 Relay Output ===
1435	1435
1436	1436	(((
...	...	@@ -1441,12 +1441,10 @@
1441	1441
1442	1442	[[image:image-20220524100215-10.png||height="382" width="723"]]
1443	1443
1444		-
1445	1445	== 3.7 LEDs Indicators ==
1446	1446
1447	1447	[[image:image-20220524100748-11.png]]
1448	1448
1449		-
1450	1450	= 4. Use AT Command =
1451	1451
1452	1452	== 4.1 Access AT Command ==
...	...	@@ -1647,8 +1647,6 @@
1647	1647
1648	1648	(((
1649	1649	AT+CFG: Print all settings
1650		-
1651		-
1652	1652	)))
1653	1653
1654	1654	== 4.2 Common AT Command Sequence ==
...	...	@@ -1690,8 +1690,6 @@
1690	1690
1691	1691	(((
1692	1692	(% style="background-color:#dcdcdc" %)ATZ
1693		-
1694		-
1695	1695	)))
1696	1696
1697	1697	=== 4.2.2 Single-channel ABP mode (Use with LG01/LG02) ===
...	...	@@ -1773,7 +1773,6 @@
1773	1773	(% style="background-color:#dcdcdc" %)AT+CLASS=A
1774	1774	ATZ
1775	1775
1776		-
1777	1777	= 5. FAQ =
1778	1778
1779	1779	== 5.1 How to upgrade the image? ==
...	...	@@ -1804,7 +1804,6 @@
1804	1804
1805	1805	[[image:1653360054704-518.png||height="186" width="745"]]
1806	1806
1807		-
1808	1808	(((
1809	1809	(((
1810	1810	== 5.2 How to change the LoRa Frequency Bands/Region? ==
...	...	@@ -1813,8 +1813,6 @@
1813	1813
1814	1814	(((
1815	1815	User can follow the introduction for [[how to upgrade image>>||anchor="H5.1Howtoupgradetheimage3F"]]. When download the images, choose the required image file for download.
1816		-
1817		-
1818	1818	)))
1819	1819
1820	1820	(((
...	...	@@ -1868,18 +1868,10 @@
1868	1868
1869	1869	[[image:1653360498588-932.png||height="485" width="726"]]
1870	1870
1871		-
1872	1872	== 5.4 Can I see counting event in Serial? ==
1873	1873
1874	1874	(((
1875	1875	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.
1876		-
1877		-
1878		-== 5.5 Can i use point to point communication for LT-22222-L? ==
1879		-
1880		-Yes, please refer [[Point to Point Communication>>doc:Main. Point to Point Communication of LT-22222-L.WebHome]]
1881		-
1882		-
1883	1883	)))
1884	1884
1885	1885	(((
...	...	@@ -1893,8 +1893,10 @@
1893	1893	)))
1894	1894
1895	1895	(((
1896		-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:
1897	1897
	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	+
1898	1898
1899	1899	)))
1900	1900
...	...	@@ -1903,7 +1903,9 @@
1903	1903	)))
1904	1904
1905	1905	(((
1906		-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/]]
1907	1907	)))
1908	1908
1909	1909	(((
...	...	@@ -1915,7 +1915,9 @@
1915	1915	)))
1916	1916
1917	1917	(((
1918		-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]]
1919	1919	)))
1920	1920
1921	1921	(((
...	...	@@ -1989,8 +1989,6 @@
1989	1989	(((
1990	1990	* (((
1991	1991	(% style="color:#4f81bd" %)**CN779**(%%): LT with frequency bands CN779
1992		-
1993		-
1994	1994	)))
1995	1995
1996	1996	= 8. Packing Info =
...	...	@@ -2023,8 +2023,6 @@
2023	2023	* Device Weight: 105g
2024	2024	* Package Size / pcs : 14.5 x 8 x 5 cm
2025	2025	* Weight / pcs : 170g
2026		-
2027		-
2028	2028	)))
2029	2029	)))
2030	2030
...	...	@@ -2046,8 +2046,6 @@
2046	2046	(((
2047	2047	(((
2048	2048	[[support@dragino.com>>url:file:///D:/市场资料/说明书/LoRa/LT系列/support@dragino.com]]
2049		-
2050		-
2051	2051	)))
2052	2052
2053	2053	(((

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