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84	84	* **CN470**: LoRaWAN CN470 band
85	85	* **PP**: Peer to Peer LoRa Protocol
86	86
87		-
88	88	= LA66 LoRaWAN Shield =
89	89
90	90	== Overview ==
...	...	@@ -135,32 +135,31 @@
135	135
136	136	== Upgrade Firmware of LA66 LoRaWAN Shield ==
137	137
138		-=== what needs to be used ===
	137	+=== Items needed for update ===
139	139
140		-1.LA66 LoRaWAN Shield that needs to be upgraded
	139	+1. LA66 LoRaWAN Shield
	140	+1. Arduino
	141	+1. USB TO TTL Adapter
141	141
142		-2.Arduino
	143	+[[image:image-20220602100052-2.png||height="341" width="531"]]
143	143
144		-3.USB TO TTL
145	145
146		-[[image:image-20220602100052-2.png]]
	146	+=== Connection ===
147	147
148		-=== Wiring Schematic ===
	148	+[[image:image-20220602101311-3.png||height="350" width="760"]]
149	149
150		-[[image:image-20220602101311-3.png]]
151	151
152		-LA66 LoRaWAN Shield  >>>>>>>>>>>>USB TTL
	151	+(% style="color:blue" %)**LA66 LoRaWAN Shield**(%%)  <-----> (% style="color:blue" %)**USB TTL(%%)
	152	+GND  <-----> GND
	153	+TXD  <-----> TXD
	154	+RXD  <-----> RXD
153	153
154		-GND  >>>>>>>>>>>>GND
155		-
156		-TXD  >>>>>>>>>>>>TXD
157		-
158		-RXD  >>>>>>>>>>>>RXD
159		-
160	160	JP6 of LA66 LoRaWAN Shield needs to be connected with yellow jumper cap
161	161
162	162	Connect to the PC after connecting the wires
163	163
	160	+
	161	+
164	164	[[image:image-20220602102240-4.png]]
165	165
166	166	=== Upgrade steps ===
...	...	@@ -205,8 +205,6 @@
205	205
206	206	[[image:image-20220602105251-15.png]]
207	207
208		-(% class="wikigeneratedid" %)
209		-= =
210	210
211	211	== Order Info ==
212	212
...	...	@@ -224,8 +224,6 @@
224	224	* **CN470**: LoRaWAN CN470 band
225	225	* **PP**: Peer to Peer LoRa Protocol
226	226
227		-
228		-(% class="wikigeneratedid" %)
229	229	== Package Info ==
230	230
231	231	* LA66 LoRaWAN Shield x 1
...	...	@@ -233,14 +233,46 @@
233	233
234	234
235	235
	230	+= LA66 USB LoRaWAN Adapter =
236	236
	232	+== Overview ==
237	237
238		-= LA66 USB LoRaWAN Adapter =
	234	+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.
239	239
240		-LA66 USB LoRaWAN Adapter is the USB Adapter for LA66, it combines a USB TTL Chip and LA66 module which can easy to test the LoRaWAN feature by using PC or embedded device which has USB Interface.
241	241
242		-Before use, please make sure that the computer has installed the CP2102 driver
	237	+== Features ==
243	243
	239	+* LoRaWAN USB adapter base on LA66 LoRaWAN module
	240	+* Ultra-long RF range
	241	+* Support LoRaWAN v1.0.4 protocol
	242	+* Support peer-to-peer protocol
	243	+* TCXO crystal to ensure RF performance on low temperature
	244	+* Spring RF antenna
	245	+* Available in different frequency LoRaWAN frequency bands.
	246	+* World-wide unique OTAA keys.
	247	+* AT Command via UART-TTL interface
	248	+* Firmware upgradable via UART interface
	249	+
	250	+
	251	+== Specification ==
	252	+
	253	+* CPU: 32-bit 48 MHz
	254	+* Flash: 256KB
	255	+* RAM: 64KB
	256	+* Input Power Range: 5v
	257	+* Frequency Range: 150 MHz ~~ 960 MHz
	258	+* Maximum Power +22 dBm constant RF output
	259	+* High sensitivity: -148 dBm
	260	+* Temperature:
	261	+** Storage: -55 ~~ +125℃
	262	+** Operating: -40 ~~ +85℃
	263	+* Humidity:
	264	+** Storage: 5 ~~ 95% (Non-Condensing)
	265	+** Operating: 10 ~~ 95% (Non-Condensing)
	266	+* LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
	267	+* LoRa Rx current: <9 mA
	268	+
	269	+
244	244	== Pin Mapping & LED ==
245	245
246	246	== Example Send & Get Messages via LoRaWAN in PC ==
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333	333
334	334	== Upgrade Firmware of LA66 USB LoRaWAN Adapter ==
335	335
	362	+
	363	+
	364	+== Order Info ==
	365	+
	366	+Part Number: **LA66-USB-LoRaWAN-Adapter-XXX**
	367	+
	368	+**XX**: The default frequency band
	369	+
	370	+* **AS923**: LoRaWAN AS923 band
	371	+* **AU915**: LoRaWAN AU915 band
	372	+* **EU433**: LoRaWAN EU433 band
	373	+* **EU868**: LoRaWAN EU868 band
	374	+* **KR920**: LoRaWAN KR920 band
	375	+* **US915**: LoRaWAN US915 band
	376	+* **IN865**: LoRaWAN IN865 band
	377	+* **CN470**: LoRaWAN CN470 band
	378	+* **PP**: Peer to Peer LoRa Protocol
	379	+
	380	+== Package Info ==
	381	+
	382	+* LA66 USB LoRaWAN Adapter x 1
	383	+
336	336