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101	101
102		-
103	103	== 1.6  Pin Mapping ==
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	104	+[[image:image-20220720111850-1.png]]
105	105
106		-[[image:image-20220719093156-1.png]]
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108	108
109		-
110	110	== 1.7  Land Pattern ==
111	111
112	112	[[image:image-20220517072821-2.png]]
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128	128	)))
129	129
130	130	(((
131		-LA66 LoRaWAN Shield is the Arduino shield base on LA66. Users can use LA66 LoRaWAN Shield to rapidly add LoRaWAN or peer-to-peer LoRa wireless function to  Arduino projects.
	129	+(% style="color:blue" %)**LA66 LoRaWAN Shield**(%%) is the Arduino shield base on LA66. Users can use LA66 LoRaWAN Shield to rapidly add LoRaWAN or peer-to-peer LoRa wireless function to  Arduino projects.
132	132	)))
133	133
134	134	(((
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219	219	1. Arduino
220	220	1. USB TO TTL Adapter
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223		-
224	224	[[image:image-20220602100052-2.png||height="385" width="600"]]
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334	334	[[image:image-20220715001142-3.png||height="145" width="220"]]
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337	337	(% style="color:blue" %)**LA66 USB LoRaWAN Adapter**(%%) is designed to fast turn USB devices to support LoRaWAN wireless features. It combines a CP2101 USB TTL Chip and LA66 LoRaWAN module which can easy to add LoRaWAN wireless feature to PC / Mobile phone or an embedded device that has USB Interface.
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339	339	(% style="color:blue" %)**LA66**(%%) is a ready-to-use module that includes the (% style="color:blue" %)**LoRaWAN v1.0.4 protocol**(%%). The LoRaWAN stack used in LA66 is used in more than 1 million LoRaWAN End Devices deployed world widely. This mature LoRaWAN stack greatly reduces the risk to make stable LoRaWAN Sensors to support different LoRaWAN servers and different countries' standards. External MCU can use AT command to call LA66 and start to transmit data via the LoRaWAN protocol.
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341	341	Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
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343	343	Besides the support of the LoRaWAN protocol, LA66 also supports (% style="color:blue" %)**open-source peer-to-peer LoRa Protocol**(%%) for the none-LoRaWAN application.
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	349	+(((
345	345	LA66 is equipped with (% style="color:blue" %)**TCXO crystal**(%%) which ensures the module can achieve stable performance in extreme temperatures.
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389	389	== 3.5  Example: Send & Get Messages via LoRaWAN in PC ==
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	398	+(((
392	392	Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
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395	395	(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN adapter to PC**
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535	535	* (% style="color:red" %)**CN470**(%%): LoRaWAN CN470 band
536	536	* (% style="color:red" %)**PP**(%%):  Peer to Peer LoRa Protocol
537	537
538		-
539		-
540	540	= 5.  Reference =
541	541
542	542	* Hardware Design File for LA66 LoRaWAN Shield, LA66 USB LoRaWAN Adapter : [[Download>>https://www.dropbox.com/sh/a3wbmdcvqjxaqw5/AADZfvAiykJTK624RgMquH86a?dl=0]]

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