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230	230
231	231	[[image:image-20220523172350-1.png||height="266" width="864"]]
232	232
	233	+
233	233	(((
234	234	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:
235	235	)))
236	236
237	237	(((
238		-**Step 1**: Create a device in TTN with the OTAA keys from LT IO controller.
	239	+(% style="color:blue" %)**Step 1**(%%): Create a device in TTN with the OTAA keys from LT IO controller.
239	239	)))
240	240
241	241	(((
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244	244
245	245	[[image:1653297924498-393.png]]
246	246
	248	+
247	247	Input these keys in the LoRaWAN Server portal. Below is TTN screen shot:
248	248
249	249	Add APP EUI in the application.
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257	257
258	258
259	259	(((
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.
	262	+(% 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.
261	261	)))
262	262
263	263	[[image:1653298044601-602.png||height="405" width="709"]]
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314	314	* [1] RO1 relay channel is close and the RO1 LED is ON.
315	315	* [0] RO2 relay channel is open and RO2 LED is OFF;
316	316
	319	+
317	317	**LT22222-L:**
318	318
319	319	* [1] DI2 channel is high input and DI2 LED is ON;
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622	622	* **AT+MOD=1 ** **~-~->** The normal working mode
623	623	* **AT+ADDMOD6=1**   **~-~->** Enable trigger
624	624
625		-
626	626	LT will keep monitoring AV1/AV2/AC1/AC2 every 5 seconds; LT will send uplink packets in two cases:
627	627
628	628	1. Periodically uplink (Base on TDC time). Payload is same as the normal MOD (MOD 1 for above command). This uplink uses LoRaWAN (% style="color:#4f81bd" %)**unconfirmed**(%%) data type
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629	629	1. Trigger uplink when meet the trigger condition. LT will sent two packets in this case, the first uplink use payload specify in this mod (mod=6), the second packets use the normal mod payload(MOD=1 for above settings). Both Uplinks use LoRaWAN (% style="color:#4f81bd" %)**CONFIRMED data type.**
630	630
631	631
632		-
633	633	**AT Command to set Trigger Condition**:
634	634
635	635	(% style="color:#4f81bd" %)**Trigger base on voltage**:
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710	710	* Each bits shows if the corresponding trigger has been configured.
711	711
712	712
713		-
714	714	**Example:**
715	715
716	716	10100000: Means the system has configure to use the trigger: AC1_LOW and AV2_LOW
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723	723	* Each bits shows which status has been trigger on this uplink.
724	724
725	725
726		-
727	727	**Example:**
728	728
729	729	10000000: Means this packet is trigger by AC1_LOW. Means voltage too low.
...	...	@@ -736,7 +736,6 @@
736	736	* Each bits shows which status has been trigger on this uplink.
737	737
738	738
739		-
740	740	**Example:**
741	741
742	742	00000111: Means both DI1 and DI2 trigger are enabled and this packet is trigger by DI1.
...	...	@@ -779,7 +779,6 @@
779	779	* (% style="color:#4f81bd" %)**Sensor Related Commands**(%%): These commands are special designed for LT-22222-L.  User can see these commands below:
780	780
781	781
782		-
783	783	=== 3.4.1 Common Commands ===
784	784
785	785	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]]