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Author

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1		-XWiki.Xiaoling
	1	+XWiki.Ellie

Content

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26	26	)))
27	27
28	28	(((
29		-The LT I/O Controllers allows the user to send data and reach extremely long ranges. It provides ultra-long range spread spectrum communication and high interference immunity whilst minimizing current consumption. It targets professional wireless sensor network applications such as irrigation systems, smart metering, smart cities, smartphone detection, building automation, and so on.
	29	+The LT I/O Controllers allows the user to send data and reach extremely long ranges. It provides ultra-long range spread spectrum communication and high interference immunity whilst minimizing current consumption. It targets professional wireless sensor network applications such as irrigation systems, smart metering, smart cities, building automation, and so on.
30	30	)))
31	31
32	32	(((
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190	190	* Counting
191	191
192	192
193		-
194	194	== 1.4  Applications ==
195	195
196	196
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207	207	* Smart Factory
208	208
209	209
210		-
211	211	== 1.5 Hardware Variants ==
212	212
213	213
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226	226	)))
227	227
228	228
229		-
230	230	= 2. Power ON Device =
231	231
232	232
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1127	1127	)))
1128	1128
1129	1129	(((
1130		-[[image:image-20220524093724-9.png]]
	1127	+[[image:image-20230426161322-1.png]]
1131	1131	)))
1132	1132
1133	1133	(% style="color:red" %)**Device will upload a packet if downlink code executes successfully.**
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2090	2090	[[image:1653360498588-932.png||height="485" width="726"]]
2091	2091
2092	2092
2093		-== 6.4 Can I see counting event in Serial? ==
	2090	+== 6.4 How to change the uplink interval？ ==
2094	2094
2095	2095
	2093	+Please see this link: [[http:~~/~~/wiki.dragino.com/xwiki/bin/view/Main/How%20to%20set%20the%20transmit%20time%20interval/>>url:http://wiki.dragino.com/xwiki/bin/view/Main/How%20to%20set%20the%20transmit%20time%20interval/]]
	2094	+
	2095	+
	2096	+== 6.5 Can I see counting event in Serial? ==
	2097	+
	2098	+
2096	2096	(((
2097	2097	User can run AT+DEBUG command to see the counting event in serial. If firmware too old and doesn't support AT+DEBUG. User can update to latest firmware first.
2098	2098
2099	2099
2100		-== 6.5 Can i use point to point communication for LT-22222-L? ==
	2103	+== 6.6 Can i use point to point communication for LT-22222-L? ==
2101	2101
2102	2102
2103	2103	Yes, please refer [[Point to Point Communication>>doc:Main. Point to Point Communication of LT-22222-L.WebHome]]  ，this is [[firmware>>https://github.com/dragino/LT-22222-L/releases]].
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2106	2106	)))
2107	2107
2108	2108	(((
2109		-== 6.6 Why does the relay output become the default and open relay after the lt22222 is powered off? ==
	2112	+== 6.7 Why does the relay output become the default and open relay after the lt22222 is powered off? ==
2110	2110
2111	2111
2112	2112	If the device is not shut down, but directly powered off.
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2118	2118	After restart, the status before power failure will be read from flash.
2119	2119
2120	2120
2121		-== 6.7 Can i set up LT-22222-L as a NC(Normal Close) Relay? ==
	2124	+== 6.8 Can i set up LT-22222-L as a NC(Normal Close) Relay? ==
2122	2122
2123	2123
2124	2124	LT-22222-L built-in relay is NO (Normal Open). User can use an external relay to achieve Normal Close purpose. Diagram as below:
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2127	2127	[[image:image-20221006170630-1.png||height="610" width="945"]]
2128	2128
2129	2129
2130		-== 6.8 Can LT22222-L save RO state? ==
	2133	+== 6.9 Can LT22222-L save RO state? ==
2131	2131
2132	2132
2133	2133	Firmware version needs to be no less than 1.6.0.
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2191	2191	* (% style="color:red" %)**CN779**(%%):  LT with frequency bands CN779
2192	2192
2193	2193
2194		-
2195	2195	= 9. Packing Info =
2196	2196
2197	2197
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2210	2210	* Weight / pcs : 170g
2211	2211
2212	2212
2213		-
2214	2214	= 10. Support =
2215	2215
2216	2216
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2230	2230	* LT-22222-L: [[http:~~/~~/www.dragino.com/products/lora-lorawan-end-node/item/156-lt-22222-l.html>>url:http://www.dragino.com/products/lora-lorawan-end-node/item/156-lt-22222-l.html]]
2231	2231	* [[Datasheet, Document Base>>https://www.dropbox.com/sh/gxxmgks42tqfr3a/AACEdsj_mqzeoTOXARRlwYZ2a?dl=0]]
2232	2232	* [[Hardware Source>>url:https://github.com/dragino/Lora/tree/master/LT/LT-33222-L/v1.0]]
2233		-
2234		-

image-20230426161322-1.png

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	1	+XWiki.Bei

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