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216	216
217	217	(((
218	218	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.
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	220	+
219	219	)))
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	224	+
222	222	== 3.2 Example to join LoRaWAN network ==
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227	227
228	228	[[image:image-20220523172350-1.png||height="266" width="864"]]
229	229
230		-
231	231	(((
232	232	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:
233	233	)))
234	234
235	235	(((
236		-(% 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.
237	237	)))
238	238
239	239	(((
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242	242
243	243	[[image:1653297924498-393.png]]
244	244
245		-
246	246	Input these keys in the LoRaWAN Server portal. Below is TTN screen shot:
247	247
248	248	Add APP EUI in the application.
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256	256
257	257
258	258	(((
259		-(% 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.
260	260	)))
261	261
262	262	[[image:1653298044601-602.png||height="405" width="709"]]
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275	275	* **ADDMOD6**: Trigger Mode, Optional, used together with MOD1 ~~ MOD5
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277	277
278		-
279	279	=== 3.3.1 AT+MOD~=1, 2ACI+2AVI ===
280	280
281	281	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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315	315	* [0] RO2 relay channel is open and RO2 LED is OFF;
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	318	+
318	318	**LT22222-L:**
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320	320	* [1] DI2 channel is high input and DI2 LED is ON;
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331	331	** DO1 LED is off in both case
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333	333
334		-
335	335	=== 3.3.2 AT+MOD~=2, (Double DI Counting) ===
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624	624	* **AT+MOD=1 ** **~-~->** The normal working mode
625	625	* **AT+ADDMOD6=1**   **~-~->** Enable trigger
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	627	+
627	627	LT will keep monitoring AV1/AV2/AC1/AC2 every 5 seconds; LT will send uplink packets in two cases:
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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.**
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	634	+
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.
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	715	+
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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	728	+
725	725	**Example:**
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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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	741	+
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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	784	+
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]]