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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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180	180	* Counting
181	181
182	182
	185	+
	186	+
183	183	== 1.4  Applications ==
184	184
185	185	* Smart Buildings & Home Automation
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190	190	* Smart Factory
191	191
192	192
	197	+
	198	+
193	193	== 1.5 Hardware Variants ==
194	194
195	195	(% border="1" style="background-color:#f7faff; width:500px" %)
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221	221	== 3.1 How it works? ==
222	222
223	223	(((
224		-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.
	230	+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.
225	225	)))
226	226
227	227	(((
228		-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.
	234	+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.
229	229	)))
230	230
231	231
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277	277
278	278	There are five working modes + one interrupt mode on LT for different type application:
279	279
280		-* **(% style="color:blue" %)MOD1**(%%): (default setting): 2 x ACI + 2AVI + DI + DO + RO
281		-* **(% style="color:blue" %)MOD2**(%%): Double DI Counting + DO + RO
282		-* **(% style="color:blue" %)MOD3**(%%): Single DI Counting + 2 x ACI + DO + RO
283		-* **(% style="color:blue" %)MOD4**(%%): Single DI Counting + 1 x Voltage Counting + DO + RO
284		-* **(% style="color:blue" %)MOD5**(%%): Single DI Counting + 2 x AVI + 1 x ACI + DO + RO
285		-* **(% style="color:blue" %)ADDMOD6**(%%): Trigger Mode, Optional, used together with MOD1 ~~ MOD5
	286	+* **MOD1**: (default setting): 2 x ACI + 2AVI + DI + DO + RO
	287	+* **MOD2**: Double DI Counting + DO + RO
	288	+* **MOD3**: Single DI Counting + 2 x ACI + DO + RO
	289	+* **MOD4**: Single DI Counting + 1 x Voltage Counting + DO + RO
	290	+* **MOD5**: Single DI Counting + 2 x AVI + 1 x ACI + DO + RO
	291	+* **ADDMOD6**: Trigger Mode, Optional, used together with MOD1 ~~ MOD5
286	286
287	287
288	288
	295	+
	296	+
289	289	=== 3.3.1 AT+MOD~=1, 2ACI+2AVI ===
290	290
291	291	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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339	339	** DO1 is high in case there is load between DO1 and V+.
340	340	** DO1 LED is off in both case
341	341
	350	+
	351	+
	352	+
	353	+
342	342	=== 3.3.2 AT+MOD~=2, (Double DI Counting) ===
343	343
344	344
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706	706
707	707	* (% style="color:#4f81bd" %)**Sensor Related Commands**(%%): These commands are special designed for LT-22222-L.  User can see these commands below:
708	708
	721	+
	722	+
	723	+
	724	+
709	709	=== 3.4.1 Common Commands ===
710	710
711	711	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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844	844	* (% style="color:#037691" %)**Downlink Payload (prefix 0x09 01 ):**
845	845	* **0x09 01 aa bb cc    ** ~/~/ same as AT+TRIG1=aa,0x(bb cc)
846	846
	863	+
847	847	==== 3.4.2.8 Trigger2 – Set DI2 as trigger ====
848	848
849	849	Set DI2 trigger.
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915	915
916	916	**0x AC aa bb   ** ~/~/ same as AT+ATDC=0x(aa bb)   . Unit (min)
917	917
918		-(((
919		-
920	920
921		-(% style="color:red" %)Note: ATDC setting must be more than 5min
922		-)))
923	923
924	924
925		-
926	926	==== 3.4.2.12 DO ~-~- Control Digital Output DO1/DO2/DO3 ====
927	927
928	928	* (% style="color:#037691" %)**AT Command**
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1926	1926	* (% style="color:#4f81bd" %)**IN865**(%%): LT with frequency bands IN865
1927	1927	* (% style="color:#4f81bd" %)**CN779**(%%): LT with frequency bands CN779
1928	1928
	1941	+
1929	1929	= 8. Packing Info =
1930	1930
1931	1931
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1943	1943	* Package Size / pcs : 14.5 x 8 x 5 cm
1944	1944	* Weight / pcs : 170g
1945	1945
	1959	+
1946	1946	= 9. Support =
1947	1947
1948	1948	* (((