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1		-XWiki.Bei
	1	+XWiki.Xiaoling

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1	1	(% style="text-align:center" %)
2	2	[[image:image-20220523163353-1.jpeg||height="604" width="500"]]
3	3
4		-**LT-22222-L LoRa IO Controller User Manual **
5	5
6	6
7	7	**Table of Contents:**
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167	167	Packet engine up to 256 bytes with CRC.
168	168
169	169
170		-
171	171
172	172	)))
173	173
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182	182	* Counting
183	183
184	184
	183	+
185	185	== 1.4  Applications ==
186	186
187	187	* Smart Buildings & Home Automation
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192	192	* Smart Factory
193	193
194	194
	194	+
195	195	== 1.5 Hardware Variants ==
196	196
197	197	(% border="1" style="background-color:#f7faff; width:500px" %)
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205	205	* 1 x Counting Port
206	206	)))
207	207
	208	+
	209	+
208	208	= 2. Power ON Device =
209	209
210	210	The LT controller can be powered by 7 ~~ 24V DC power source. Connect VIN to Power Input V+ and GND to power input V- to power the LT controller.
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222	222	== 3.1 How it works? ==
223	223
224	224	(((
225		-The LT is configured as LoRaWAN OTAA Class C mode by default. It has OTAA keys to join network. To connect a local LoRaWAN network, user just need to input the OTAA keys in the network server and power on the LT. It will auto join the network via OTAA. For LT-22222-L, the LED will show the Join status: After power on **TX LED** will fast blink 5 times, LT-22222-L will enter working mode and start to JOIN LoRaWAN network. **TX LED** will be on for 5 seconds after joined in network. When there is message from server, the **RX LED** will be on for 1 second.
	227	+The LT is configured as LoRaWAN OTAA Class C mode by default. It has OTAA keys to join network. To connect a local LoRaWAN network, user just need to input the OTAA keys in the network server and power on the LT. It will auto join the network via OTAA. For LT-22222-L, the LED will show the Join status: After power on **(% style="color:green" %)TX LED**(%%) will fast blink 5 times, LT-22222-L will enter working mode and start to JOIN LoRaWAN network. **(% style="color:green" %)TX LED**(%%) will be on for 5 seconds after joined in network. When there is message from server, the **RX LED** will be on for 1 second.
226	226	)))
227	227
228	228	(((
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286	286	* **ADDMOD6**: Trigger Mode, Optional, used together with MOD1 ~~ MOD5
287	287
288	288
289		-
290	290	=== 3.3.1 AT+MOD~=1, 2ACI+2AVI ===
291	291
292	292	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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341	341	** DO1 LED is off in both case
342	342
343	343
344		-
345	345	=== 3.3.2 AT+MOD~=2, (Double DI Counting) ===
346	346
347	347
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710	710	* (% style="color:#4f81bd" %)**Sensor Related Commands**(%%): These commands are special designed for LT-22222-L.  User can see these commands below:
711	711
712	712
713		-
714	714	=== 3.4.1 Common Commands ===
715	715
716	716	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]]