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230	230
231	231	[[image:image-20220523172350-1.png||height="266" width="864"]]
232	232
233		-
234	234	(((
235	235	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:
236	236	)))
237	237
238	238	(((
239		-(% 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.
240	240	)))
241	241
242	242	(((
...	...	@@ -245,7 +245,6 @@
245	245
246	246	[[image:1653297924498-393.png]]
247	247
248		-
249	249	Input these keys in the LoRaWAN Server portal. Below is TTN screen shot:
250	250
251	251	Add APP EUI in the application.
...	...	@@ -259,7 +259,7 @@
259	259
260	260
261	261	(((
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.
	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.
263	263	)))
264	264
265	265	[[image:1653298044601-602.png||height="405" width="709"]]
...	...	@@ -317,6 +317,7 @@
317	317	* [0] RO2 relay channel is open and RO2 LED is OFF;
318	318
319	319
	318	+
320	320	**LT22222-L:**
321	321
322	322	* [1] DI2 channel is high input and DI2 LED is ON;
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625	625	* **AT+MOD=1 ** **~-~->** The normal working mode
626	626	* **AT+ADDMOD6=1**   **~-~->** Enable trigger
627	627
	627	+
628	628	LT will keep monitoring AV1/AV2/AC1/AC2 every 5 seconds; LT will send uplink packets in two cases:
629	629
630	630	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
...	...	@@ -631,6 +631,7 @@
631	631	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.**
632	632
633	633
	634	+
634	634	**AT Command to set Trigger Condition**:
635	635
636	636	(% style="color:#4f81bd" %)**Trigger base on voltage**:
...	...	@@ -711,6 +711,7 @@
711	711	* Each bits shows if the corresponding trigger has been configured.
712	712
713	713
	715	+
714	714	**Example:**
715	715
716	716	10100000: Means the system has configure to use the trigger: AC1_LOW and AV2_LOW
...	...	@@ -723,6 +723,7 @@
723	723	* Each bits shows which status has been trigger on this uplink.
724	724
725	725
	728	+
726	726	**Example:**
727	727
728	728	10000000: Means this packet is trigger by AC1_LOW. Means voltage too low.
...	...	@@ -735,6 +735,7 @@
735	735	* Each bits shows which status has been trigger on this uplink.
736	736
737	737
	741	+
738	738	**Example:**
739	739
740	740	00000111: Means both DI1 and DI2 trigger are enabled and this packet is trigger by DI1.
...	...	@@ -777,6 +777,7 @@
777	777	* (% style="color:#4f81bd" %)**Sensor Related Commands**(%%): These commands are special designed for LT-22222-L.  User can see these commands below:
778	778
779	779
	784	+
780	780	=== 3.4.1 Common Commands ===
781	781
782	782	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]]