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Author

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1		-XWiki.Bei
	1	+XWiki.Xiaoling

Content

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64	64	)))
65	65
66	66	* (((
67		-STM32L072xxxx MCU
	67	+STM32L072CZT6 MCU
68	68	)))
69	69	* (((
70	70	SX1276/78 Wireless Chip
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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 ==
202	202
203	203
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213	213	)))
214	214
215	215
	218	+
216	216	= 2. Power ON Device =
217	217
218	218
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311	311	* (% style="color:blue" %)**ADDMOD6**(%%): Trigger Mode, Optional, used together with MOD1 ~~ MOD5
312	312
313	313
	317	+
314	314	=== 3.3.1 AT+MOD~=1, 2ACI+2AVI ===
315	315
316	316
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368	368	** DO1 LED is off in both case
369	369
370	370
	375	+
371	371	=== 3.3.2 AT+MOD~=2, (Double DI Counting) ===
372	372
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
	782	+
777	777	=== 3.4.1 Common Commands ===
778	778
779	779
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1251	1251
1252	1252
1253	1253
1254		-==== 3.4.2.20 Reset save RO DO state ====
	1260	+==== 3.4.2.20 Reset save DR DO state ====
1255	1255
1256	1256
1257	1257	* (% style="color:#037691" %)**AT Command:**
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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.
	1553	+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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1588	1588
1589	1589
1590	1590	(((
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.
	1595	+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:
1594	1594	)))
1595	1595
1596	1596	[[image:image-20220524100215-9.png]]
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2203	2203	* (% style="color:red" %)**CN779**(%%):  LT with frequency bands CN779
2204	2204
2205	2205
	2208	+
2206	2206	= 8. Packing Info =
2207	2207
2208	2208
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2221	2221	* Weight / pcs : 170g
2222	2222
2223	2223
	2227	+
2224	2224	= 9. Support =
2225	2225
2226	2226