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2	2
3	3	**Table of Contents:**
4	4
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62	62	* Firmware upgradable via UART interface
63	63	* Ultra-long RF range
64	64
65		-
66	66	== 1.3  Specification ==
67	67
68	68	* CPU: 32-bit 48 MHz
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83	83	* LoRa Rx current: <9 mA
84	84	* I/O Voltage: 3.3v
85	85
86		-
87	87	== 1.4  AT Command ==
88	88
89	89
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166	166	* Firmware upgradable via UART interface
167	167	* Ultra-long RF range
168	168
169		-
170	170	== 2.3  Specification ==
171	171
172	172	* CPU: 32-bit 48 MHz
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187	187	* LoRa Rx current: <9 mA
188	188	* I/O Voltage: 3.3v
189	189
190		-
191	191	== 2.4  Pin Mapping & LED ==
192	192
193	193
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362	362	* Firmware upgradable via UART interface
363	363	* Open Source Mobile App for LoRaWAN signal detect and GPS tracking.
364	364
365		-
366	366	== 3.3  Specification ==
367	367
368	368	* CPU: 32-bit 48 MHz
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381	381	* LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
382	382	* LoRa Rx current: <9 mA
383	383
384		-
385	385	== 3.4  Pin Mapping & LED ==
386	386
387	387
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519	519
520	520	==== Overview： ====
521	521
522		-DRAGINO-LA66-APP is a mobile APP for LA66 USB LoRaWAN Module. DRAGINO-LA66-APP can obtain the positioning information of the mobile phone and send it to the LoRaWAN platform through the LA66 USB LoRaWAN Module.（DRAGINO-LA66-APP currently only supports Android system）
	516	+DRAGINO-LA66-APP is a mobile APP for LA66 USB LoRaWAN Module. DRAGINO-LA66-APP can obtain the positioning information of the mobile phone and send it to the LoRaWAN platform through the LA66 USB LoRaWAN Module.
523	523
	518	+View the communication signal strength between the node and the gateway through the RSSI value（DRAGINO-LA66-APP currently only supports Android system）
	519	+
524	524	==== Conditions of Use： ====
525	525
526	526	Requires a type-c to USB adapter
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529	529
530	530	==== Use of APP: ====
531	531
	528	+Function and page introduction
	529	+
	530	+[[image:image-20220723113448-7.png||height="1481" width="670"]]
	531	+
	532	+1.Display LA66 USB LoRaWAN Module connection status
	533	+
	534	+2.Check and reconnect
	535	+
	536	+3.Turn send timestamps on or off
	537	+
	538	+4.Display LoRaWan connection status
	539	+
	540	+5.Check LoRaWan connection status
	541	+
	542	+6.The RSSI value of the node when the ACK is received
	543	+
	544	+7.Node's Signal Strength Icon
	545	+
	546	+8.Set the packet sending interval of the node in seconds
	547	+
	548	+9.AT command input box
	549	+
	550	+10.Send AT command button
	551	+
	552	+11.Node log box
	553	+
	554	+12.clear log button
	555	+
	556	+13.exit button
	557	+
532	532	LA66 USB LoRaWAN Module not connected
533	533
	560	+[[image:image-20220723110520-5.png||height="903" width="677"]]
534	534
	562	+Connect LA66 USB LoRaWAN Module
535	535
	564	+[[image:image-20220723110626-6.png||height="906" width="680"]]
	565	+
	566	+=== 3.8.2 Use DRAGINO-LA66-APP to obtain positioning information and send it to TTNV3 through LA66 USB LoRaWAN Module and integrate it into Node-RED ===
	567	+
	568	+1.Register LA66 USB LoRaWAN Module to TTNV3
	569	+
	570	+[[image:image-20220723134549-8.png]]
	571	+
	572	+2.Open Node-RED,And import the JSON file to generate the flow
	573	+
	574	+For the usage of Node-RED, please refer to: [[http:~~/~~/8.211.40.43:8080/xwiki/bin/view/Main/Node-RED/>>http://8.211.40.43:8080/xwiki/bin/view/Main/Node-RED/]]
	575	+
536	536	== 3.9  Upgrade Firmware of LA66 USB LoRaWAN Adapter ==
537	537
538	538

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