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1044	1044	[[image:image-20220524094641-12.png||height="402" width="718"]]
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	1046	+
	1047	+
1046	1046	**Step **3: Create an account or log in Mydevices.
1047	1047
1048	1048	**Step 4**: Search LT-22222-L(for both LT-22222-L / LT-33222-L) and add DevEUI.(% style="display:none" %)
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1049	1049
1050	1050	Search under The things network
1051	1051
1052		-[[image:1653356838789-523.png||height="337" width="740"]]
	1054	+[[image:1653356838789-523.png]]
1053	1053
1054	1054
1055	1055	After added, the sensor data arrive TTN, it will also arrive and show in Mydevices.
1056	1056
	1059	+[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image014.png]]
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1058		-[[image:image-20220524094909-1.png]]
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1061		-[[image:image-20220524094909-2.png]]
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1064		-[[image:image-20220524094909-3.png||height="338" width="727"]]
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	1068	+[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image017.png]]
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1067		-[[image:image-20220524094909-4.png||height="339" width="728"]]
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1069		-(% style="display:none" %) (%%)
	1071	+[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image018.png]]
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1071		-[[image:image-20220524094909-5.png||height="341" width="734"]]
1072	1072
	1074	+1.
	1075	+11. Interface Detail
	1076	+111. Digital Input Port: DI1/DI2 /DI3 ( For LT-33222-L, low active )
1073	1073
1074		-
1075		-
1076		-
1077		-
1078		-== 3.6 Interface Detail ==
1079		-
1080		-=== 3.6.1 Digital Input Port: DI1/DI2 /DI3 ( For LT-33222-L, low active ) ===
1081		-
1082	1082	Support NPN Type sensor
1083	1083
1084		-[[image:1653356991268-289.png]]
	1080	+[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image019.png]]
1085	1085
1086	1086
1087	1087
1088	1088	1.
1089		-11.
	1085	+11.
1090	1090	111. Digital Input Port: DI1/DI2 ( For LT-22222-L)
1091	1091
1092	1092	The DI port of LT-22222-L can support NPN or PNP output sensor.
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1140	1140	If sensor output is 220v, the //IF//[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image022.png]] = 4.3mA , So the LT-22222-L will be able to detect this high active signal safely.
1141	1141
1142	1142
1143		-1.
1144		-11.
	1139	+1.
	1140	+11.
1145	1145	111. Digital Output Port: DO1/DO2 /DO3
1146	1146
1147	1147	NPN output: GND or Float. Max voltage can apply to output pin is 36v.
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1152	1152
1153	1153
1154	1154	1.
1155		-11.
	1151	+11.
1156	1156	111. Analog Input Interface
1157	1157
1158	1158	The analog input interface is as below. The LT will measure the IN2 voltage so to calculate the current pass the Load. The formula is:
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1185	1185
1186	1186
1187	1187	1.
1188		-11.
	1184	+11.
1189	1189	111. Relay Output
1190	1190
1191	1191	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:
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1345	1345
1346	1346
1347	1347
1348		-1.
	1344	+1.
1349	1349	11. Common AT Command Sequence
1350	1350	111. Multi-channel ABP mode (Use with SX1301/LG308)
1351	1351
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1368	1368
1369	1369	ATZ
1370	1370
1371		-1.
1372		-11.
	1367	+1.
	1368	+11.
1373	1373	111. Single-channel ABP mode (Use with LG01/LG02)
1374	1374
1375	1375	123456   Enter Password to have AT access.
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1409	1409
1410	1410
1411	1411	1.
1412		-11.
	1408	+11.
1413	1413	111. Change to Class A
1414	1414
1415	1415	If sensor JOINED
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1424	1424
1425	1425	1. FAQ
1426	1426
1427		-1.
	1423	+1.
1428	1428	11. How to upgrade the image?
1429	1429
1430	1430	The LT LoRaWAN Controller is shipped with a 3.5mm cable, the cable is used to upload image to LT to:
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1483	1483	User can follow the introduction for [[how to upgrade image>>path:#upgrade_image]]. When download the images, choose the required image file for download.
1484	1484
1485	1485
1486		-1.
	1482	+1.
1487	1487	11. How to set up LT to work with Single Channel Gateway such as LG01/LG02?
1488	1488
1489	1489	In this case, users need to set LT-33222-L to work in ABP mode & transmit in only one frequency.
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1542	1542	[[http:~~/~~/wiki.dragino.com/index.php?title=LoRaWAN_Communication_Debug#How_it_work>>url:http://wiki.dragino.com/index.php?title=LoRaWAN_Communication_Debug#How_it_work]]
1543	1543
1544	1544
1545		-1.
	1541	+1.
1546	1546	11. Have trouble to upload image.
1547	1547
1548	1548	See this link for trouble shooting:
...	...	@@ -1550,7 +1550,7 @@
1550	1550	[[http:~~/~~/wiki.dragino.com/index.php?title=Firmware_Upgrade_Trouble_Shooting#UART_upgrade_trouble_shooting>>url:http://wiki.dragino.com/index.php?title=Firmware_Upgrade_Trouble_Shooting#UART_upgrade_trouble_shooting]]
1551	1551
1552	1552
1553		-1.
	1549	+1.
1554	1554	11. Why I can’t join TTN in US915 /AU915 bands?
1555	1555
1556	1556	It might be about the channels mapping. Please see this link for detail:

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