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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? ==
...	...	@@ -230,8 +230,6 @@
230	230
231	231	)))
232	232
233		-
234		-
235	235	== 3.2 Example to join LoRaWAN network ==
236	236
237	237	(((
...	...	@@ -273,7 +273,6 @@
273	273	[[image:1653298044601-602.png||height="405" width="709"]]
274	274
275	275
276		-
277	277	== 3.3 Uplink Payload ==
278	278
279	279	There are five working modes + one interrupt mode on LT for different type application:
...	...	@@ -286,7 +286,6 @@
286	286	* **ADDMOD6**: Trigger Mode, Optional, used together with MOD1 ~~ MOD5
287	287
288	288
289		-
290	290	=== 3.3.1 AT+MOD~=1, 2ACI+2AVI ===
291	291
292	292	The uplink payload includes totally 9 bytes. Uplink packets use FPORT=2 and every 10 minutes send one uplink by default.
...	...	@@ -429,7 +429,6 @@
429	429	)))
430	430	)))
431	431
432		-
433	433	=== 3.3.3 AT+MOD~=3, Single DI Counting + 2 x ACI ===
434	434
435	435	**LT22222-L**: This mode the DI1 is used as a counting pin.
...	...	@@ -470,8 +470,6 @@
470	470
471	471	(((
472	472	Other AT Commands for counting are similar to [[MOD2 Counting Command>>||anchor="H3.3.2AT2BMOD3D22C28DoubleDICounting29"]].
473		-
474		-
475	475	)))
476	476
477	477	=== 3.3.4 AT+MOD~=4, Single DI Counting + 1 x Voltage Counting ===
...	...	@@ -554,7 +554,6 @@
554	554	)))
555	555	)))
556	556
557		-
558	558	=== 3.3.5 AT+MOD~=5, Single DI Counting + 2 x AVI + 1 x ACI ===
559	559
560	560	**LT22222-L**: This mode the DI1 is used as a counting pin.
...	...	@@ -595,8 +595,6 @@
595	595
596	596	(((
597	597	Other AT Commands for counting are similar to [[MOD2 Counting Command>>||anchor="H3.3.2AT2BMOD3D22C28DoubleDICounting29"]].
598		-
599		-
600	600	)))
601	601
602	602	=== 3.3.6 AT+ADDMOD~=6. (Trigger Mode, Optional) ===
...	...	@@ -625,7 +625,6 @@
625	625
626	626	AT+AVLIM=5000,0,0,0   (If AVI1 voltage lower than 5V , trigger uplink, 0 means ignore)
627	627
628		-
629	629	(% style="color:#4f81bd" %)**Trigger base on current**:
630	630
631	631	Format: AT+ACLIM=<AC1_LIMIT_LOW>,< AC1_LIMIT_HIGH>,<AC2_LIMIT_LOW>,< AC2_LIMIT_HIGH>
...	...	@@ -634,7 +634,6 @@
634	634
635	635	AT+ACLIM=10000,15000,0,0   (If ACI1 voltage lower than 10mA or higher than 15mA, trigger an uplink)
636	636
637		-
638	638	(% style="color:#4f81bd" %)**Trigger base on DI status**:
639	639
640	640	DI status trigger Flag.
...	...	@@ -721,13 +721,10 @@
721	721
722	722	When device got this command, it will send the MOD6 payload.
723	723
724		-
725	725	=== 3.3.7 Payload Decoder ===
726	726
727	727	(((
728	728	**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/]]
729		-
730		-
731	731	)))
732	732
733	733	== 3.4 ​Configure LT via AT or Downlink ==
...	...	@@ -738,7 +738,7 @@
738	738	There are two kinds of Commands:
739	739	)))
740	740
741		-* (% 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
742	742
743	743	* (% style="color:#4f81bd" %)**Sensor Related Commands**(%%): These commands are special designed for LT-22222-L.  User can see these commands below:
744	744
...	...	@@ -746,7 +746,6 @@
746	746
747	747	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]]
748	748
749		-
750	750	=== 3.4.2 Sensor related commands ===
751	751
752	752	==== 3.4.2.1 Set Transmit Interval ====
...	...	@@ -769,7 +769,6 @@
769	769	**0x01 aa bb cc     ~/~/ Same as AT+TDC=0x(aa bb cc)**
770	770	)))
771	771
772		-
773	773	==== 3.4.2.2 Set Work Mode (AT+MOD) ====
774	774
775	775	Set work mode.
...	...	@@ -790,7 +790,6 @@
790	790	**0x0A aa     ~/~/ Same as AT+MOD=aa**
791	791	)))
792	792
793		-
794	794	==== 3.4.2.3 Poll an uplink ====
795	795
796	796	* AT Command:
...	...	@@ -806,10 +806,9 @@
806	806
807	807	**Example**: 0x08FF, ask device to send an Uplink
808	808
809		-
810	810	==== 3.4.2.4 Enable Trigger Mode ====
811	811
812		-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]]
813	813
814	814	* AT Command:
815	815
...	...	@@ -829,7 +829,6 @@
829	829	**0x0A 06 aa     ~/~/ Same as AT+ADDMOD6=aa,**
830	830	)))
831	831
832		-
833	833	==== 3.4.2.5 Poll trigger settings ====
834	834
835	835	Poll trigger settings,
...	...	@@ -845,7 +845,6 @@
845	845	**0xAB 06  ~/~/ Poll trigger settings, device will uplink trigger settings once receive this command**
846	846	)))
847	847
848		-
849	849	==== 3.4.2.6 Enable / Disable DI1/DI2/DI3 as trigger ====
850	850
851	851	Enable Disable DI1/DI2/DI2 as trigger,
...	...	@@ -868,7 +868,6 @@
868	868	**0xAA 02 aa bb  ~/~/ Same as AT+DTRI=aa,bb**
869	869	)))
870	870
871		-
872	872	==== 3.4.2.7 Trigger1 – Set DI1 or DI3 as trigger ====
873	873
874	874	Set DI1 or DI3(for LT-33222-L) trigger.
...	...	@@ -895,7 +895,6 @@
895	895	**0x09 01 aa bb cc ~/~/ same as AT+TRIG1=aa,0x(bb cc)**
896	896	)))
897	897
898		-
899	899	==== 3.4.2.8 Trigger2 – Set DI2 as trigger ====
900	900
901	901	Set DI2 trigger.
...	...	@@ -922,10 +922,9 @@
922	922	**0x09 02 aa bb cc ~/~/ same as AT+TRIG1=aa,0x(bb cc)**
923	923	)))
924	924
925		-
926	926	==== 3.4.2.9 Trigger – Set AC (current) as trigger ====
927	927
928		-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]]
929	929
930	930	* AT Command:
931	931
...	...	@@ -938,19 +938,18 @@
938	938
939	939	(% class="box infomessage" %)
940	940	(((
941		-**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]]**
942	942	)))
943	943
944		-
945	945	==== 3.4.2.10 Trigger – Set AV (voltage) as trigger ====
946	946
947		-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]]
948	948
949	949	* AT Command:
950	950
951	951	(% class="box infomessage" %)
952	952	(((
953		-**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]]**
954	954	)))
955	955
956	956	* Downlink Payload (prefix 0xAA 00 ):
...	...	@@ -957,10 +957,9 @@
957	957
958	958	(% class="box infomessage" %)
959	959	(((
960		-**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]] **
961	961	)))
962	962
963		-
964	964	==== 3.4.2.11 Trigger – Set minimum interval ====
965	965
966	966	Set AV and AC trigger minimum interval, system won’t response to the second trigger within this set time after the first trigger.
...	...	@@ -979,7 +979,6 @@
979	979	**0x AC aa bb ~/~/ same as AT+ATDC=0x(aa bb)   . Unit (min)**
980	980	)))
981	981
982		-
983	983	==== 3.4.2.12 DO ~-~- Control Digital Output DO1/DO2/DO3 ====
984	984
985	985	* AT Command:
...	...	@@ -1154,13 +1154,13 @@
1154	1154
1155	1155	==== 3.4.2.16 Counting ~-~- Voltage threshold counting ====
1156	1156
1157		-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]]
1158	1158
1159	1159	* AT Command:
1160	1160
1161	1161	(% class="box infomessage" %)
1162	1162	(((
1163		-**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]]**
1164	1164	)))
1165	1165
1166	1166	* Downlink Payload (prefix 0xA5):
...	...	@@ -1170,7 +1170,6 @@
1170	1170	**0xA5 aa bb cc   ~/~/ Same as AT+VOLMAX=(aa bb),cc**
1171	1171	)))
1172	1172
1173		-
1174	1174	==== 3.4.2.17 Counting ~-~- Pre-configure the Count Number ====
1175	1175
1176	1176	* AT Command:
...	...	@@ -1195,7 +1195,6 @@
1195	1195	**0x A8 aa bb cc dd ee     ~/~/ same as AT+SETCNT=aa,(bb cc dd ee)**
1196	1196	)))
1197	1197
1198		-
1199	1199	==== 3.4.2.18 Counting ~-~- Clear Counting ====
1200	1200
1201	1201	Clear counting for counting mode
...	...	@@ -1214,7 +1214,6 @@
1214	1214	**0x A6 01     ~/~/ clear all counting,**
1215	1215	)))
1216	1216
1217		-
1218	1218	==== 3.4.2.19 Counting ~-~- Change counting mode save time ====
1219	1219
1220	1220	* AT Command:
...	...	@@ -1233,8 +1233,6 @@
1233	1233
1234	1234	(((
1235	1235	range: aa bb cc:0 to 16777215,  (unit:second)
1236		-
1237		-
1238	1238	)))
1239	1239
1240	1240	== 3.5 Integrate with Mydevice ==
...	...	@@ -1255,7 +1255,6 @@
1255	1255
1256	1256	[[image:image-20220524094641-12.png||height="402" width="718"]]
1257	1257
1258		-
1259	1259	**Step 3**: Create an account or log in Mydevices.
1260	1260
1261	1261	**Step 4**: Search LT-22222-L(for both LT-22222-L / LT-33222-L) and add DevEUI.(% style="display:none" %)
...	...	@@ -1264,7 +1264,6 @@
1264	1264
1265	1265	[[image:1653356838789-523.png||height="337" width="740"]]
1266	1266
1267		-
1268	1268	After added, the sensor data arrive TTN, it will also arrive and show in Mydevices.
1269	1269
1270	1270	[[image:image-20220524094909-1.png||height="335" width="729"]]
...	...	@@ -1277,7 +1277,6 @@
1277	1277
1278	1278	[[image:image-20220524094909-5.png||height="341" width="734"]]
1279	1279
1280		-
1281	1281	== 3.6 Interface Detail ==
1282	1282
1283	1283	=== 3.6.1 Digital Input Port: DI1/DI2 /DI3 ( For LT-33222-L, low active ) ===
...	...	@@ -1286,7 +1286,6 @@
1286	1286
1287	1287	[[image:1653356991268-289.png]]
1288	1288
1289		-
1290	1290	=== 3.6.2 Digital Input Port: DI1/DI2 ( For LT-22222-L) ===
1291	1291
1292	1292	(((
...	...	@@ -1302,105 +1302,51 @@
1302	1302	[[image:1653357170703-587.png]]
1303	1303
1304	1304	(((
1305		-(((
1306	1306	When use need to connect a device to the DI port, both DI1+ and DI1- must be connected.
1307	1307	)))
1308		-)))
1309	1309
1310		-(((
1311		-
1312		-)))
1313	1313
1314		-(((
1315	1315	**Example1**: Connect to a Low active sensor.
1316		-)))
1317	1317
1318		-(((
1319	1319	This type of sensor will output a low signal GND when active.
1320		-)))
1321	1321
1322		-* (((
1323		-Connect sensor’s output to DI1-
1324		-)))
1325		-* (((
1326		-Connect sensor’s VCC to DI1+.
1327		-)))
	1265	+* Connect sensor’s output to DI1-
	1266	+* Connect sensor’s VCC to DI1+.
1328	1328
1329		-(((
1330		-So when sensor active, the current between NEC2501 pin1 and pin2 is：
1331		-)))
	1268	+So when sensor active, the current between NEC2501 pin1 and pin2 is： ​​
1332	1332
1333		-(((
1334		-[[image:1653968155772-850.png||height="23" width="19"]]**= DI1+ / 1K.**
1335		-)))
	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.**
1336	1336
1337		-(((
1338		-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.
1339		-)))
	1272	+If DI1+ = 12v, the //IF// = 12mA , So the LT-22222-L will be able to detect this active signal.
1340	1340
1341		-(((
1342		-
1343		-)))
1344	1344
1345		-(((
1346	1346	**Example2**: Connect to a High active sensor.
1347		-)))
1348	1348
1349		-(((
1350	1350	This type of sensor will output a high signal (example 24v) when active.
1351		-)))
1352	1352
1353		-* (((
1354		-Connect sensor’s output to DI1+
1355		-)))
1356		-* (((
1357		-Connect sensor’s GND DI1-.
1358		-)))
	1279	+* Connect sensor’s output to DI1+
	1280	+* Connect sensor’s GND DI1-.
1359	1359
1360		-(((
1361	1361	So when sensor active, the current between NEC2501 pin1 and pin2 is:
1362		-)))
1363	1363
1364		-(((
1365		-[[image:1653968155772-850.png||height="23" width="19"]]**= DI1+ / 1K.**
1366		-)))
	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.**
1367	1367
1368		-(((
1369		-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.
1370		-)))
	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.
1371	1371
1372		-(((
1373		-
1374		-)))
1375	1375
1376		-(((
1377	1377	**Example3**: Connect to a 220v high active sensor.
1378		-)))
1379	1379
1380		-(((
1381	1381	Assume user want to monitor an active signal higher than 220v, to make sure not burn the photocoupler
1382		-)))
1383	1383
1384		-* (((
1385		-Connect sensor’s output to DI1+ with a serial 50K resistor
1386		-)))
1387		-* (((
1388		-Connect sensor’s GND DI1-.
1389		-)))
	1293	+* Connect sensor’s output to DI1+ with a serial 50K resistor
	1294	+* Connect sensor’s GND DI1-.
1390	1390
1391		-(((
1392	1392	So when sensor active, the current between NEC2501 pin1 and pin2 is:
1393		-)))
1394	1394
1395		-(((
1396		- [[image:1653968155772-850.png||height="23" width="19"]]**= DI1+ / 51K.**
1397		-)))
	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.**
1398	1398
1399		-(((
1400		-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.
1401		-)))
	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.
1402	1402
1403		-
1404	1404	=== 3.6.3 Digital Output Port: DO1/DO2 /DO3 ===
1405	1405
1406	1406	NPN output: GND or Float. Max voltage can apply to output pin is 36v.
...	...	@@ -1407,7 +1407,6 @@
1407	1407
1408	1408	[[image:1653357531600-905.png]]
1409	1409
1410		-
1411	1411	=== 3.6.4 Analog Input Interface ===
1412	1412
1413	1413	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:
...	...	@@ -1435,7 +1435,6 @@
1435	1435
1436	1436	[[image:1653357648330-671.png||height="155" width="733"]]
1437	1437
1438		-
1439	1439	=== 3.6.5 Relay Output ===
1440	1440
1441	1441	(((
...	...	@@ -1446,12 +1446,10 @@
1446	1446
1447	1447	[[image:image-20220524100215-10.png||height="382" width="723"]]
1448	1448
1449		-
1450	1450	== 3.7 LEDs Indicators ==
1451	1451
1452	1452	[[image:image-20220524100748-11.png]]
1453	1453
1454		-
1455	1455	= 4. Use AT Command =
1456	1456
1457	1457	== 4.1 Access AT Command ==
...	...	@@ -1652,8 +1652,6 @@
1652	1652
1653	1653	(((
1654	1654	AT+CFG: Print all settings
1655		-
1656		-
1657	1657	)))
1658	1658
1659	1659	== 4.2 Common AT Command Sequence ==
...	...	@@ -1695,8 +1695,6 @@
1695	1695
1696	1696	(((
1697	1697	(% style="background-color:#dcdcdc" %)ATZ
1698		-
1699		-
1700	1700	)))
1701	1701
1702	1702	=== 4.2.2 Single-channel ABP mode (Use with LG01/LG02) ===
...	...	@@ -1778,7 +1778,6 @@
1778	1778	(% style="background-color:#dcdcdc" %)AT+CLASS=A
1779	1779	ATZ
1780	1780
1781		-
1782	1782	= 5. FAQ =
1783	1783
1784	1784	== 5.1 How to upgrade the image? ==
...	...	@@ -1809,7 +1809,6 @@
1809	1809
1810	1810	[[image:1653360054704-518.png||height="186" width="745"]]
1811	1811
1812		-
1813	1813	(((
1814	1814	(((
1815	1815	== 5.2 How to change the LoRa Frequency Bands/Region? ==
...	...	@@ -1818,8 +1818,6 @@
1818	1818
1819	1819	(((
1820	1820	User can follow the introduction for [[how to upgrade image>>||anchor="H5.1Howtoupgradetheimage3F"]]. When download the images, choose the required image file for download.
1821		-
1822		-
1823	1823	)))
1824	1824
1825	1825	(((
...	...	@@ -1873,18 +1873,10 @@
1873	1873
1874	1874	[[image:1653360498588-932.png||height="485" width="726"]]
1875	1875
1876		-
1877	1877	== 5.4 Can I see counting event in Serial? ==
1878	1878
1879	1879	(((
1880	1880	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.
1881		-
1882		-
1883		-== 5.5 Can i use point to point communication for LT-22222-L? ==
1884		-
1885		-Yes, please refer [[Point to Point Communication>>doc:Main. Point to Point Communication of LT-22222-L.WebHome]]
1886		-
1887		-
1888	1888	)))
1889	1889
1890	1890	(((
...	...	@@ -1898,8 +1898,10 @@
1898	1898	)))
1899	1899
1900	1900	(((
1901		-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:
1902	1902
	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	+
1903	1903
1904	1904	)))
1905	1905
...	...	@@ -1908,7 +1908,9 @@
1908	1908	)))
1909	1909
1910	1910	(((
1911		-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/]]
1912	1912	)))
1913	1913
1914	1914	(((
...	...	@@ -1920,7 +1920,9 @@
1920	1920	)))
1921	1921
1922	1922	(((
1923		-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]]
1924	1924	)))
1925	1925
1926	1926	(((
...	...	@@ -1994,8 +1994,6 @@
1994	1994	(((
1995	1995	* (((
1996	1996	(% style="color:#4f81bd" %)**CN779**(%%): LT with frequency bands CN779
1997		-
1998		-
1999	1999	)))
2000	2000
2001	2001	= 8. Packing Info =
...	...	@@ -2028,8 +2028,6 @@
2028	2028	* Device Weight: 105g
2029	2029	* Package Size / pcs : 14.5 x 8 x 5 cm
2030	2030	* Weight / pcs : 170g
2031		-
2032		-
2033	2033	)))
2034	2034	)))
2035	2035
...	...	@@ -2051,8 +2051,6 @@
2051	2051	(((
2052	2052	(((
2053	2053	[[support@dragino.com>>url:file:///D:/市场资料/说明书/LoRa/LT系列/support@dragino.com]]
2054		-
2055		-
2056	2056	)))
2057	2057
2058	2058	(((

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