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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	+Sample JSON file please go to this link to download：放置JSON文件的链接
	575	+
	576	+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/]]
	577	+
	578	+The following is the positioning effect map
	579	+
	580	+[[image:image-20220723144339-1.png]]
	581	+
536	536	== 3.9  Upgrade Firmware of LA66 USB LoRaWAN Adapter ==
537	537
	584	+The LA66 USB LoRaWAN Module is the same as the LA66 LoRaWAN Shield update method
538	538
	586	+Just use the yellow jumper cap to short the BOOT corner and the RX corner, and then press the RESET button (without the jumper cap, you can directly short the BOOT corner and the RX corner with a wire to achieve the same effect)
539	539
	588	+[[image:image-20220723150132-2.png]]
540	540
	590	+
541	541	= 4.  Order Info =
542	542
543	543

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