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181	181	* Firmware upgradable via program port
182	182	* Counting
183	183
184		-
185		-
186		-
187		-
188	188	== 1.4  Applications ==
189	189
190	190	* Smart Buildings & Home Automation
...	...	@@ -194,10 +194,6 @@
194	194	* Smart Cities
195	195	* Smart Factory
196	196
197		-
198		-
199		-
200		-
201	201	== 1.5 Hardware Variants ==
202	202
203	203	(% border="1" style="background-color:#f7faff; width:500px" %)
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212	212	)))
213	213
214	214
	207	+
215	215	= 2. Power ON Device =
216	216
217	217	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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571	571	1. Periodically uplink (Base on TDC time). Payload is same as the normal MOD (MOD 1 for above command). This uplink uses LoRaWAN (% style="color:#4f81bd" %)**unconfirmed**(%%) data type
572	572	1. Trigger uplink when meet the trigger condition. LT will sent two packets in this case, the first uplink use payload specify in this mod (mod=6), the second packets use the normal mod payload(MOD=1 for above settings). Both Uplinks use LoRaWAN (% style="color:#4f81bd" %)**CONFIRMED data type.**
573	573
	567	+
574	574	(% style="color:#037691" %)**AT Command to set Trigger Condition**:
575	575
576	576	(% style="color:#4f81bd" %)**Trigger base on voltage**:
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804	804
805	805	* (% style="color:#037691" %)**Downlink Payload (prefix 0x AB 06):**
806	806
807		-**0xAB 06         **~/~/ Poll trigger settings, device will uplink trigger settings once receive this command
	801	+**0xAB 06  **~/~/ Poll trigger settings, device will uplink trigger settings once receive this command
808	808
809	809
810	810
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852	852
853	853
854	854
	849	+
855	855	==== 3.4.2.8 Trigger2 – Set DI2 as trigger ====
856	856
857	857	Set DI2 trigger.
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916	916
917	917	* (% style="color:#037691" %)**AT Command**
918	918
919		-**AT+ATDC=5        ** Device won't response the second trigger within 5 minute after the first trigger.
	914	+**AT+ATDC=5  ** Device won't response the second trigger within 5 minute after the first trigger.
920	920
921	921
922	922	* (% style="color:#037691" %)**Downlink Payload (prefix 0xAC )**
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1150	1150
1151	1151	* (% style="color:#037691" %)**AT Command:**
1152	1152
1153		-**AT+CLRCOUNT ** ~/~/ clear all counting
	1148	+(% style="color:#037691" %)​​​​​​​(%%)**AT+CLRCOUNT ** ~/~/ clear all counting
1154	1154
1155	1155
1156	1156	* (% style="color:#037691" %)**Downlink Payload (prefix 0xA6):**
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1408	1408	[[image:image-20220524100748-11.png]]
1409	1409
1410	1410
1411		-
1412	1412	= 4. Use AT Command =
1413	1413
1414	1414	== 4.1 Access AT Command ==
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1611	1611
1612	1612	(((
1613	1613	AT+CFG: Print all settings
	1608	+
	1609	+
1614	1614	)))
1615	1615
1616	1616
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1656	1656
1657	1657	(((
1658	1658	(% style="background-color:#dcdcdc" %)ATZ
	1655	+
	1656	+
1659	1659	)))
1660	1660
1661	1661
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1862	1862	== 5.5 Can i use point to point communication for LT-22222-L? ==
1863	1863
1864	1864	Yes, please refer [[Point to Point Communication>>doc:Main. Point to Point Communication of LT-22222-L.WebHome]]
1865		-
1866		-
1867	1867	)))
1868	1868
1869	1869	(((
...	...	@@ -1877,7 +1877,6 @@
1877	1877
1878	1878	After restart, the status before power failure will be read from flash.
1879	1879
1880		-
1881	1881	= 6. Trouble Shooting =
1882	1882	)))
1883	1883
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1931	1931	* (% style="color:#4f81bd" %)**IN865**(%%): LT with frequency bands IN865
1932	1932	* (% style="color:#4f81bd" %)**CN779**(%%): LT with frequency bands CN779
1933	1933
1934		-
1935		-
1936	1936	= 8. Packing Info =
1937	1937
1938	1938
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1950	1950	* Package Size / pcs : 14.5 x 8 x 5 cm
1951	1951	* Weight / pcs : 170g
1952	1952
1953		-
1954		-
1955	1955	= 9. Support =
1956	1956
1957	1957	* (((
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1959	1959	)))
1960	1960	* (((
1961	1961	Provide as much information as possible regarding your enquiry (product models, accurately describe your problem and steps to replicate it etc) and send a mail to [[support@dragino.com>>url:file:///D:/市场资料/说明书/LoRa/LT系列/support@dragino.com]]
1962		-
1963		-
1964		-
1965		-
1966	1966	)))
1967	1967
1968	1968	= 10. Reference​​​​​ =