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Author

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1		-XWiki.Edwin
	1	+XWiki.Xiaoling

Content

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187	187	* Counting
188	188
189	189
	190	+
190	190	== 1.4  Applications ==
191	191
192	192
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198	198	* Smart Factory
199	199
200	200
	202	+
201	201	== 1.5 Hardware Variants ==
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203	203
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213	213	)))
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	218	+
216	216	= 2. Power ON Device =
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218	218
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311	311	* (% style="color:blue" %)**ADDMOD6**(%%): Trigger Mode, Optional, used together with MOD1 ~~ MOD5
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	317	+
	318	+
314	314	=== 3.3.1 AT+MOD~=1, 2ACI+2AVI ===
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316	316
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368	368	** DO1 LED is off in both case
369	369
370	370
	376	+
	377	+
371	371	=== 3.3.2 AT+MOD~=2, (Double DI Counting) ===
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373	373
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774	774	* (% style="color:blue" %)**Sensor Related Commands**(%%): These commands are special designed for LT-22222-L.  User can see these commands below:
775	775
776	776
	784	+
777	777	=== 3.4.1 Common Commands ===
778	778
779	779
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1544	1544	=== 3.6.3 Digital Output Port: DO1/DO2 /DO3 ===
1545	1545
1546	1546
1547		-**NPN output**: GND or Float. Max voltage can apply to output pin is 36v.
	1555	+NPN output: GND or Float. Max voltage can apply to output pin is 36v.
1548	1548
1549		-Note: DO pins go to float when device is power off.
1550		-
1551	1551	[[image:1653357531600-905.png]]
1552	1552
1553	1553
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1589	1589
1590	1590	(((
1591	1591	The LT serial controller has two relay interfaces; each interface uses two pins of the screw terminal. User can connect other device’s Power Line to in serial of RO1_1 and RO_2. Such as below:
1592		-
1593		-**Note**: RO pins go to Open(NO) when device is power off.
1594	1594	)))
1595	1595
1596	1596	[[image:image-20220524100215-9.png]]
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2133	2133	[[image:image-20221006170630-1.png||height="610" width="945"]]
2134	2134
2135	2135
2136		-== 5.8 Can LT22222-L save RO state? ==
2137	2137
2138		-
2139		-Firmware version needs to be no less than 1.6.0.
2140		-
2141		-
2142		-
2143	2143	= 6. Trouble Shooting =
2144	2144
2145	2145
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2203	2203	* (% style="color:red" %)**CN779**(%%):  LT with frequency bands CN779
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2205	2205
	2204	+
2206	2206	= 8. Packing Info =
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2208	2208
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2221	2221	* Weight / pcs : 170g
2222	2222
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	2223	+
2224	2224	= 9. Support =
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2231	2231	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]]
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2233	2233
	2234	+
2234	2234
2235	2235	)))
2236	2236

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1		-XWiki.Xiaoling

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