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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 **
4	4
5	5
6	6	**Table of Contents:**
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166	166	Packet engine up to 256 bytes with CRC.
167	167
168	168
	170	+
169	169
170	170	)))
171	171
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181	181
182	182
183	183
	186	+
184	184	== 1.4  Applications ==
185	185
186	186	* Smart Buildings & Home Automation
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192	192
193	193
194	194
	198	+
195	195	== 1.5 Hardware Variants ==
196	196
197	197	(% border="1" style="background-color:#f7faff; width:500px" %)
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206	206	)))
207	207
208	208
209		-
210	210	= 2. Power ON Device =
211	211
212	212	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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288	288	* **ADDMOD6**: Trigger Mode, Optional, used together with MOD1 ~~ MOD5
289	289
290	290
	294	+
	295	+
	296	+
291	291	=== 3.3.1 AT+MOD~=1, 2ACI+2AVI ===
292	292
293	293	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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342	342	** DO1 LED is off in both case
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344	344
	351	+
	352	+
	353	+
345	345	=== 3.3.2 AT+MOD~=2, (Double DI Counting) ===
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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
	722	+
	723	+
	724	+
713	713	=== 3.4.1 Common Commands ===
714	714
715	715	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]]
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848	848	* (% style="color:#037691" %)**Downlink Payload (prefix 0x09 01 ):**
849	849	* **0x09 01 aa bb cc    ** ~/~/ same as AT+TRIG1=aa,0x(bb cc)
850	850
	863	+
851	851	==== 3.4.2.8 Trigger2 – Set DI2 as trigger ====
852	852
853	853	Set DI2 trigger.
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919	919
920	920	**0x AC aa bb   ** ~/~/ same as AT+ATDC=0x(aa bb)   . Unit (min)
921	921
922		-(((
923		-
924	924
925		-(% style="color:red" %)Note: ATDC setting must be more than 5min
926		-)))
927	927
928	928
929		-
930	930	==== 3.4.2.12 DO ~-~- Control Digital Output DO1/DO2/DO3 ====
931	931
932	932	* (% style="color:#037691" %)**AT Command**
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1930	1930	* (% style="color:#4f81bd" %)**IN865**(%%): LT with frequency bands IN865
1931	1931	* (% style="color:#4f81bd" %)**CN779**(%%): LT with frequency bands CN779
1932	1932
	1941	+
1933	1933	= 8. Packing Info =
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1935	1935
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1947	1947	* Package Size / pcs : 14.5 x 8 x 5 cm
1948	1948	* Weight / pcs : 170g
1949	1949
	1959	+
1950	1950	= 9. Support =
1951	1951
1952	1952	* (((