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215	215	[[image:1653297104069-180.png]]
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218	218	= 3. Operation Mode =
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220	220	== 3.1 How it works? ==
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230	230	)))
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232	232	== 3.2 Example to join LoRaWAN network ==
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234	234	(((
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270	270	[[image:1653298044601-602.png||height="405" width="709"]]
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273	273	== 3.3 Uplink Payload ==
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275	275	There are five working modes + one interrupt mode on LT for different type application:
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281	281	* **MOD5**: Single DI Counting + 2 x AVI + 1 x ACI + DO + RO
282	282	* **ADDMOD6**: Trigger Mode, Optional, used together with MOD1 ~~ MOD5
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	289	+
284	284	=== 3.3.1 AT+MOD~=1, 2ACI+2AVI ===
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286	286	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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316	316	* [1] RO1 relay channel is close and the RO1 LED is ON.
317	317	* [0] RO2 relay channel is open and RO2 LED is OFF;
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319	319	**LT22222-L:**
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321	321	* [1] DI2 channel is high input and DI2 LED is ON;
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331	331	** DO1 is high in case there is load between DO1 and V+.
332	332	** DO1 LED is off in both case
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334	334	=== 3.3.2 AT+MOD~=2, (Double DI Counting) ===
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336	336	**For LT-22222-L**: this mode the **DI1 and DI2** are used as counting pins.