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10	10	= 1.  LA66 LoRaWAN Shield =
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12	12	== 1.1  Overview ==
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49	49	)))
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	53	+
52	52	== 1.2  Features ==
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64	64	* Ultra-long RF range
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	69	+
67	67	== 1.3  Specification ==
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86	86	* I/O Voltage: 3.3v
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	92	+
89	89	== 1.4  Pin Mapping & LED ==
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96	96	~1. The LED lights up red when there is an upstream data packet
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98	98	2. When the network is successfully connected, the green light will be on for 5 seconds
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100	100	3. Purple light on when receiving downlink data packets
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103	103	[[image:image-20220820112305-1.png||height="515" width="749"]]
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106	106	== 1.5  Example: Use AT Command to communicate with LA66 module via Arduino UNO. ==
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109		-(% style="color:blue" %)**Show connection diagram：**
	112	+**Show connection diagram：**
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112	112	[[image:image-20220723170210-2.png||height="908" width="681"]]
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142	142	[[image:image-20220723172235-7.png||height="480" width="1027"]]
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	148	+
145	145	== 1.6  Example: Join TTN network and send an uplink message, get downlink message. ==
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161	161	[[image:image-20220723172938-9.png||height="652" width="1050"]]
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164	164	== 1.7  Example: Log Temperature Sensor(DHT11) and send data to TTN, show it in Node-RED. ==
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192	192	[[image:image-20220723175700-12.png||height="602" width="995"]]
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	200	+
195	195	== 1.8  Example: How to join helium ==
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243	243	[[image:image-20220907170744-6.png||height="242" width="798"]]
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246	246	== 1.9  Upgrade Firmware of LA66 LoRaWAN Shield ==
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	255	+
248	248	=== 1.9.1  Items needed for update ===
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255	255	[[image:image-20220602100052-2.png||height="385" width="600"]]
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258	258	=== 1.9.2  Connection ===
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280	280	[[image:image-20220602102240-4.png||height="304" width="600"]]
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	292	+
283	283	=== 1.9.3  Upgrade steps ===
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286	286	==== (% style="color:blue" %)**1.  Switch SW1 to put in ISP position**(%%) ====
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293	293	==== (% style="color:blue" %)**2.  Press the RST switch once**(%%) ====
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300	300	==== (% style="color:blue" %)**3.  Open the Upgrade tool (Tremo Programmer) in PC and Upgrade**(%%) ====
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303	303	(((
304	304	(% style="color:blue" %)**1.  Software download link:  **(%%)**[[https:~~/~~/www.dropbox.com/sh/j0qyc7a9ejit7jk/AACtx2tK4gEv6YFXMIVUM4dLa?dl=0>>https://www.dropbox.com/sh/j0qyc7a9ejit7jk/AACtx2tK4gEv6YFXMIVUM4dLa?dl=0]]**
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357	357	[[image:image-20220602105251-15.png]]
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	374	+
360	360	= 2.  FAQ =
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362	362	== 2.1  How to Compile Source Code for LA66? ==
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365	365	Compile and Upload Code to ASR6601 Platform ：[[Instruction>>Main.User Manual for LoRaWAN End Nodes.LA66 LoRaWAN Module.Compile and Upload Code to ASR6601 Platform.WebHome]]
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368	368	== 2.2  Where to find Peer-to-Peer firmware of LA66? ==
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371	371	Instruction for LA66 Peer to Peer firmware :[[ Instruction >>doc:.Instruction for LA66 Peer to Peer firmware.WebHome]]
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374	374	= 3.  Order Info =
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377	377	**Part Number:**   (% style="color:blue" %)**LA66-LoRaWAN-Shield-XXX** (%%)
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379	379	(% style="color:blue" %)**XXX**(%%): The default frequency band
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381	381	* (% style="color:red" %)**AS923**(%%):  LoRaWAN AS923 band
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423	423	(% style="color:red" %)**FCC Radiation Exposure Statement: **
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425	425	This equipment complies with FCC radiation exposure limits set forth for an uncontrolled environment.This equipment should be installed and operated with minimum distance 20cm between the radiator& your body.
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