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...	...	@@ -51,6 +51,8 @@
51	51	== 1.2  Specifications ==
52	52
53	53	(((
	54	+
	55	+
54	54	**Hardware System:**
55	55	)))
56	56
...	...	@@ -73,6 +73,7 @@
73	73	)))
74	74	)))
75	75
	78	+
76	76	(((
77	77	**Interface for Model: LT22222-L:**
78	78	)))
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96	96	Power Input 7~~ 24V DC.
97	97	)))
98	98
	102	+
99	99	(((
100	100	**LoRa Spec:**
101	101	)))
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160	160
161	161	)))
162	162
	167	+
	168	+
163	163	== 1.3 Features ==
164	164
165	165	* LoRaWAN Class A & Class C protocol
...	...	@@ -170,6 +170,8 @@
170	170	* Firmware upgradable via program port
171	171	* Counting
172	172
	179	+
	180	+
173	173	== 1.4  Applications ==
174	174
175	175	* Smart Buildings & Home Automation
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179	179	* Smart Cities
180	180	* Smart Factory
181	181
	190	+
	191	+
182	182	== 1.5 Hardware Variants ==
183	183
184	184	(% border="1" style="background-color:#f7faff; width:500px" %)
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192	192	* 1 x Counting Port
193	193	)))
194	194
	205	+
	206	+
195	195	= 2. Power ON Device =
196	196
197	197	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.
...	...	@@ -203,6 +203,7 @@
203	203	[[image:1653297104069-180.png]]
204	204
205	205
	218	+
206	206	= 3. Operation Mode =
207	207
208	208	== 3.1 How it works? ==
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217	217
218	218	)))
219	219
	233	+
	234	+
220	220	== 3.2 Example to join LoRaWAN network ==
221	221
222	222	(((
...	...	@@ -258,6 +258,7 @@
258	258	[[image:1653298044601-602.png||height="405" width="709"]]
259	259
260	260
	276	+
261	261	== 3.3 Uplink Payload ==
262	262
263	263	There are five working modes + one interrupt mode on LT for different type application:
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269	269	* **MOD5**: Single DI Counting + 2 x AVI + 1 x ACI + DO + RO
270	270	* **ADDMOD6**: Trigger Mode, Optional, used together with MOD1 ~~ MOD5
271	271
	288	+
	289	+
272	272	=== 3.3.1 AT+MOD~=1, 2ACI+2AVI ===
273	273
274	274	The uplink payload includes totally 9 bytes. Uplink packets use FPORT=2 and every 10 minutes send one uplink by default.
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304	304	* [1] RO1 relay channel is close and the RO1 LED is ON.
305	305	* [0] RO2 relay channel is open and RO2 LED is OFF;
306	306
	325	+
307	307	**LT22222-L:**
308	308
309	309	* [1] DI2 channel is high input and DI2 LED is ON;
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319	319	** DO1 is high in case there is load between DO1 and V+.
320	320	** DO1 LED is off in both case
321	321
	341	+
	342	+
322	322	=== 3.3.2 AT+MOD~=2, (Double DI Counting) ===
323	323
324	324	**For LT-22222-L**: this mode the **DI1 and DI2** are used as counting pins.
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412	412	)))
413	413
414	414
	436	+
415	415	=== 3.3.3 AT+MOD~=3, Single DI Counting + 2 x ACI ===
416	416
417	417	**LT22222-L**: This mode the DI1 is used as a counting pin.
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456	456
457	457	)))
458	458
	481	+
	482	+
459	459	=== 3.3.4 AT+MOD~=4, Single DI Counting + 1 x Voltage Counting ===
460	460
461	461	**LT22222-L**: This mode the DI1 is used as a counting pin.
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537	537	)))
538	538
539	539
	564	+
540	540	=== 3.3.5 AT+MOD~=5, Single DI Counting + 2 x AVI + 1 x ACI ===
541	541
542	542	**LT22222-L**: This mode the DI1 is used as a counting pin.
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581	581
582	582	)))
583	583
	609	+
	610	+
584	584	=== 3.3.6 AT+ADDMOD~=6. (Trigger Mode, Optional) ===
585	585
586	586	(% style="color:#4f81bd" %)**This mode is an optional mode for trigger purpose. It can run together with other mode.**
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704	704	When device got this command, it will send the MOD6 payload.
705	705
706	706
	734	+
707	707	=== 3.3.7 Payload Decoder ===
708	708
709	709	(((
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712	712
713	713	)))
714	714
	743	+
	744	+
715	715	== 3.4 ​Configure LT via AT or Downlink ==
716	716
717	717	User can configure LT I/O Controller via AT Commands or LoRaWAN Downlink Commands
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724	724
725	725	* (% style="color:#4f81bd" %)**Sensor Related Commands**(%%): These commands are special designed for LT-22222-L.  User can see these commands below:
726	726
	757	+
	758	+
727	727	=== 3.4.1 Common Commands ===
728	728
729	729	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]]
730	730
731	731
	764	+
732	732	=== 3.4.2 Sensor related commands ===
733	733
734	734	==== 3.4.2.1 Set Transmit Interval ====
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752	752	)))
753	753
754	754
	788	+
755	755	==== 3.4.2.2 Set Work Mode (AT+MOD) ====
756	756
757	757	Set work mode.
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773	773	)))
774	774
775	775
	810	+
776	776	==== 3.4.2.3 Poll an uplink ====
777	777
778	778	* AT Command:
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789	789	**Example**: 0x08FF, ask device to send an Uplink
790	790
791	791
	827	+
792	792	==== 3.4.2.4 Enable Trigger Mode ====
793	793
794	794	Use of trigger mode, please check [[ADDMOD6>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
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812	812	)))
813	813
814	814
	851	+
815	815	==== 3.4.2.5 Poll trigger settings ====
816	816
817	817	Poll trigger settings,
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828	828	)))
829	829
830	830
	868	+
831	831	==== 3.4.2.6 Enable / Disable DI1/DI2/DI3 as trigger ====
832	832
833	833	Enable Disable DI1/DI2/DI2 as trigger,
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851	851	)))
852	852
853	853
	892	+
854	854	==== 3.4.2.7 Trigger1 – Set DI1 or DI3 as trigger ====
855	855
856	856	Set DI1 or DI3(for LT-33222-L) trigger.
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878	878	)))
879	879
880	880
	920	+
881	881	==== 3.4.2.8 Trigger2 – Set DI2 as trigger ====
882	882
883	883	Set DI2 trigger.
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905	905	)))
906	906
907	907
	948	+
908	908	==== 3.4.2.9 Trigger – Set AC (current) as trigger ====
909	909
910	910	Set current trigger , base on AC port. See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
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924	924	)))
925	925
926	926
	968	+
927	927	==== 3.4.2.10 Trigger – Set AV (voltage) as trigger ====
928	928
929	929	Set current trigger , base on AV port. See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
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943	943	)))
944	944
945	945
	988	+
946	946	==== 3.4.2.11 Trigger – Set minimum interval ====
947	947
948	948	Set AV and AC trigger minimum interval, system won’t response to the second trigger within this set time after the first trigger.
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962	962	)))
963	963
964	964
	1008	+
965	965	==== 3.4.2.12 DO ~-~- Control Digital Output DO1/DO2/DO3 ====
966	966
967	967	* AT Command:
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994	994	)))
995	995
996	996
	1041	+
997	997	==== 3.4.2.13 DO ~-~- Control Digital Output DO1/DO2/DO3 with time control ====
998	998
999	999	* AT Command:
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1056	1056	DO1 pin no action, DO2 pin set low, DO3 pin set high, last 2 seconds, then DO1 pin no action, DO2 pin set high, DO3 pin set low
1057	1057
1058	1058
	1104	+
1059	1059	=== 3.4.2.14 Relay ~-~- Control Relay Output RO1/RO2 ===
1060	1060
1061	1061	* AT Command:
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1084	1084	Device will upload a packet if downlink code executes successfully.
1085	1085
1086	1086
	1133	+
1087	1087	==== 3.4.2.15 Relay ~-~- Control Relay Output RO1/RO2 with time control ====
1088	1088
1089	1089	* AT Command:
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1134	1134	Relay 1 & relay2 will change to NC, last 2 seconds, then both change to NO.
1135	1135
1136	1136
	1184	+
1137	1137	==== 3.4.2.16 Counting ~-~- Voltage threshold counting ====
1138	1138
1139	1139	When voltage exceed the threshold, count. Feature see [[MOD4>>||anchor="H3.3.4AT2BMOD3D42CSingleDICounting2B1xVoltageCounting"]]
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1153	1153	)))
1154	1154
1155	1155
	1204	+
1156	1156	==== 3.4.2.17 Counting ~-~- Pre-configure the Count Number ====
1157	1157
1158	1158	* AT Command:
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1178	1178	)))
1179	1179
1180	1180
	1230	+
1181	1181	==== 3.4.2.18 Counting ~-~- Clear Counting ====
1182	1182
1183	1183	Clear counting for counting mode
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1197	1197	)))
1198	1198
1199	1199
	1250	+
1200	1200	==== 3.4.2.19 Counting ~-~- Change counting mode save time ====
1201	1201
1202	1202	* AT Command:
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1219	1219
1220	1220	)))
1221	1221
	1273	+
	1274	+
1222	1222	== 3.5 Integrate with Mydevice ==
1223	1223
1224	1224	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:
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1260	1260	[[image:image-20220524094909-5.png||height="341" width="734"]]
1261	1261
1262	1262
	1316	+
1263	1263	== 3.6 Interface Detail ==
1264	1264
1265	1265	=== 3.6.1 Digital Input Port: DI1/DI2 /DI3 ( For LT-33222-L, low active ) ===
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1269	1269	[[image:1653356991268-289.png]]
1270	1270
1271	1271
	1326	+
1272	1272	=== 3.6.2 Digital Input Port: DI1/DI2 ( For LT-22222-L) ===
1273	1273
1274	1274	(((
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1383	1383	)))
1384	1384
1385	1385
	1441	+
1386	1386	=== 3.6.3 Digital Output Port: DO1/DO2 /DO3 ===
1387	1387
1388	1388	NPN output: GND or Float. Max voltage can apply to output pin is 36v.
...	...	@@ -1390,6 +1390,7 @@
1390	1390	[[image:1653357531600-905.png]]
1391	1391
1392	1392
	1449	+
1393	1393	=== 3.6.4 Analog Input Interface ===
1394	1394
1395	1395	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:
...	...	@@ -1418,6 +1418,7 @@
1418	1418	[[image:1653357648330-671.png||height="155" width="733"]]
1419	1419
1420	1420
	1478	+
1421	1421	=== 3.6.5 Relay Output ===
1422	1422
1423	1423	(((