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10	10	= 1.  LA66 LoRaWAN Shield =
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12		-
13	13	== 1.1  Overview ==
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50	50	)))
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53		-
54	54	== 1.2  Features ==
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66	66	* Ultra-long RF range
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68	68
69		-
70	70	== 1.3  Specification ==
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89	89	* I/O Voltage: 3.3v
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91	91
92		-
93	93	== 1.4  Pin Mapping & LED ==
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100	100	~1. The LED lights up red when there is an upstream data packet
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101	101	2. When the network is successfully connected, the green light will be on for 5 seconds
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102	102	3. Purple light on when receiving downlink data packets
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105	105	[[image:image-20220820112305-1.png||height="515" width="749"]]
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108		-
109	109	== 1.5  Example: Use AT Command to communicate with LA66 module via Arduino UNO. ==
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112		-**Show connection diagram：**
	109	+(% style="color:blue" %)**Show connection diagram：**
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115	115	[[image:image-20220723170210-2.png||height="908" width="681"]]
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145	145	[[image:image-20220723172235-7.png||height="480" width="1027"]]
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148		-
149	149	== 1.6  Example: Join TTN network and send an uplink message, get downlink message. ==
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165	165	[[image:image-20220723172938-9.png||height="652" width="1050"]]
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168		-
169	169	== 1.7  Example: Log Temperature Sensor(DHT11) and send data to TTN, show it in Node-RED. ==
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197	197	[[image:image-20220723175700-12.png||height="602" width="995"]]
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200		-
201	201	== 1.8  Example: How to join helium ==
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249	249	[[image:image-20220907170744-6.png||height="242" width="798"]]
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252		-
253	253	== 1.9  Upgrade Firmware of LA66 LoRaWAN Shield ==
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255		-
256	256	=== 1.9.1  Items needed for update ===
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263	263	[[image:image-20220602100052-2.png||height="385" width="600"]]
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266		-
267	267	=== 1.9.2  Connection ===
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289	289	[[image:image-20220602102240-4.png||height="304" width="600"]]
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292		-
293	293	=== 1.9.3  Upgrade steps ===
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296		-
297	297	==== (% style="color:blue" %)**1.  Switch SW1 to put in ISP position**(%%) ====
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305	305	==== (% style="color:blue" %)**2.  Press the RST switch once**(%%) ====
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313	313	==== (% style="color:blue" %)**3.  Open the Upgrade tool (Tremo Programmer) in PC and Upgrade**(%%) ====
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317	317	(((
318	318	(% 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]]**
319	319	)))
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371	371	[[image:image-20220602105251-15.png]]
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374		-
375	375	= 2.  FAQ =
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377		-
378	378	== 2.1  How to Compile Source Code for LA66? ==
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381	381	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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384		-
385	385	== 2.2  Where to find Peer-to-Peer firmware of LA66? ==
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388	388	Instruction for LA66 Peer to Peer firmware :[[ Instruction >>doc:.Instruction for LA66 Peer to Peer firmware.WebHome]]
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391		-
392	392	= 3.  Order Info =
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395	395	**Part Number:**   (% style="color:blue" %)**LA66-LoRaWAN-Shield-XXX** (%%)
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398	398	(% style="color:blue" %)**XXX**(%%): The default frequency band
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400	400	* (% style="color:red" %)**AS923**(%%):  LoRaWAN AS923 band
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442	442	(% style="color:red" %)**FCC Radiation Exposure Statement: **
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444	444	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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