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162	162
163	163	)))
164	164
165		-
166		-
167	167	== 1.3 Features ==
168	168
169	169	* LoRaWAN Class A & Class C protocol
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174	174	* Firmware upgradable via program port
175	175	* Counting
176	176
177		-
178		-
179	179	== 1.4  Applications ==
180	180
181	181	* Smart Buildings & Home Automation
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185	185	* Smart Cities
186	186	* Smart Factory
187	187
188		-
189		-
190	190	== 1.5 Hardware Variants ==
191	191
192	192	(% border="1" style="background-color:#f7faff; width:500px" %)
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200	200	* 1 x Counting Port
201	201	)))
202	202
203		-
204	204	= 2. Power ON Device =
205	205
206	206	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.
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223	223
224	224	(((
225	225	In case user can’t set the OTAA keys in the network server and has to use the existing keys from server. User can [[use AT Command>>||anchor="H4.UseATCommand"]] to set the keys in the devices.
	219	+
	220	+
226	226	)))
227	227
228	228
	224	+
229	229	== 3.2 Example to join LoRaWAN network ==
230	230
231	231	(((
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234	234
235	235	[[image:image-20220523172350-1.png||height="266" width="864"]]
236	236
237		-
238	238	(((
239	239	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:
240	240	)))
241	241
242	242	(((
243		-(% style="color:blue" %)**Step 1**(%%): Create a device in TTN with the OTAA keys from LT IO controller.
	238	+**Step 1**: Create a device in TTN with the OTAA keys from LT IO controller.
244	244	)))
245	245
246	246	(((
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249	249
250	250	[[image:1653297924498-393.png]]
251	251
252		-
253	253	Input these keys in the LoRaWAN Server portal. Below is TTN screen shot:
254	254
255	255	Add APP EUI in the application.
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263	263
264	264
265	265	(((
266		-(% 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.
	260	+**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.
267	267	)))
268	268
269	269	[[image:1653298044601-602.png||height="405" width="709"]]
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646	646	AT+AVLIM=5000,0,0,0   (If AVI1 voltage lower than 5V , trigger uplink, 0 means ignore)
647	647
648	648
649		-
650	650	(% style="color:#4f81bd" %)**Trigger base on current**:
651	651
652	652	Format: AT+ACLIM=<AC1_LIMIT_LOW>,< AC1_LIMIT_HIGH>,<AC2_LIMIT_LOW>,< AC2_LIMIT_HIGH>
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656	656	AT+ACLIM=10000,15000,0,0   (If ACI1 voltage lower than 10mA or higher than 15mA, trigger an uplink)
657	657
658	658
659		-
660	660	(% style="color:#4f81bd" %)**Trigger base on DI status**:
661	661
662	662	DI status trigger Flag.
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712	712
713	713	* Each bits shows if the corresponding trigger has been configured.
714	714
	707	+
	708	+
715	715	**Example:**
716	716
717	717	10100000: Means the system has configure to use the trigger: AC1_LOW and AV2_LOW
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723	723
724	724	* Each bits shows which status has been trigger on this uplink.
725	725
	720	+
	721	+
726	726	**Example:**
727	727
728	728	10000000: Means this packet is trigger by AC1_LOW. Means voltage too low.
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734	734
735	735	* Each bits shows which status has been trigger on this uplink.
736	736
	733	+
	734	+
737	737	**Example:**
738	738
739	739	00000111: Means both DI1 and DI2 trigger are enabled and this packet is trigger by DI1.
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775	775
776	776	* (% style="color:#4f81bd" %)**Sensor Related Commands**(%%): These commands are special designed for LT-22222-L.  User can see these commands below:
777	777
	776	+
	777	+
778	778	=== 3.4.1 Common Commands ===
779	779
780	780	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]]