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...	...	@@ -235,7 +235,7 @@
235	235	)))
236	236
237	237	(((
238		-(% 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.
239	239	)))
240	240
241	241	(((
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244	244
245	245	[[image:1653297924498-393.png]]
246	246
247		-
248	248	Input these keys in the LoRaWAN Server portal. Below is TTN screen shot:
249	249
250	250	Add APP EUI in the application.
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258	258
259	259
260	260	(((
261		-(% 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.
262	262	)))
263	263
264	264	[[image:1653298044601-602.png||height="405" width="709"]]
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316	316	* [0] RO2 relay channel is open and RO2 LED is OFF;
317	317
318	318
	318	+
319	319	**LT22222-L:**
320	320
321	321	* [1] DI2 channel is high input and DI2 LED is ON;
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332	332	** DO1 LED is off in both case
333	333
334	334
	335	+
335	335	=== 3.3.2 AT+MOD~=2, (Double DI Counting) ===
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337	337
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624	624	* **AT+MOD=1 ** **~-~->** The normal working mode
625	625	* **AT+ADDMOD6=1**   **~-~->** Enable trigger
626	626
	628	+
627	627	LT will keep monitoring AV1/AV2/AC1/AC2 every 5 seconds; LT will send uplink packets in two cases:
628	628
629	629	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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630	630	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.**
631	631
632	632
	635	+
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
	716	+
713	713	**Example:**
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715	715	10100000: Means the system has configure to use the trigger: AC1_LOW and AV2_LOW
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722	722	* Each bits shows which status has been trigger on this uplink.
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	729	+
725	725	**Example:**
726	726
727	727	10000000: Means this packet is trigger by AC1_LOW. Means voltage too low.
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734	734	* Each bits shows which status has been trigger on this uplink.
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736	736
	742	+
737	737	**Example:**
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739	739	00000111: Means both DI1 and DI2 trigger are enabled and this packet is trigger by DI1.
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776	776	* (% style="color:#4f81bd" %)**Sensor Related Commands**(%%): These commands are special designed for LT-22222-L.  User can see these commands below:
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778	778
	785	+
779	779	=== 3.4.1 Common Commands ===
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781	781	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]]