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62	62	* Firmware upgradable via UART interface
63	63	* Ultra-long RF range
64	64
65		-
66		-
67	67	== 1.3  Specification ==
68	68
69	69	* CPU: 32-bit 48 MHz
...	...	@@ -84,8 +84,6 @@
84	84	* LoRa Rx current: <9 mA
85	85	* I/O Voltage: 3.3v
86	86
87		-
88		-
89	89	== 1.4  AT Command ==
90	90
91	91
...	...	@@ -168,8 +168,6 @@
168	168	* Firmware upgradable via UART interface
169	169	* Ultra-long RF range
170	170
171		-
172		-
173	173	== 2.3  Specification ==
174	174
175	175	* CPU: 32-bit 48 MHz
...	...	@@ -190,68 +190,43 @@
190	190	* LoRa Rx current: <9 mA
191	191	* I/O Voltage: 3.3v
192	192
193		-
194		-
195	195	== 2.4  LED ==
196	196
197		-
198	198	~1. The LED lights up red when there is an upstream data packet
199	199	2. When the network is successfully connected, the green light will be on for 5 seconds
200	200	3. Purple light on when receiving downlink data packets
201	201
202	202
203		-
204	204	== 2.5  Example: Use AT Command to communicate with LA66 module via Arduino UNO. ==
205	205
	196	+Show connection diagram：
206	206
207		-**Show connection diagram：**
208		-
209		-
210	210	[[image:image-20220723170210-2.png||height="908" width="681"]]
211	211
	200	+1.open Arduino IDE
212	212
213		-
214		-(% style="color:blue" %)**1.  open Arduino IDE**
215		-
216		-
217	217	[[image:image-20220723170545-4.png]]
218	218
	204	+2.Open project
219	219
	206	+[[image:image-20220723170750-5.png||height="533" width="930"]]
220	220
221		-(% style="color:blue" %)**2.  Open project**
	208	+3.Click the button marked 1 in the figure to compile, and after the compilation is complete, click the button marked 2 in the figure to upload
222	222
	210	+[[image:image-20220723171228-6.png]]
223	223
224		-LA66-LoRaWAN-shield-AT-command-via-Arduino-UNO source code link: [[https:~~/~~/www.dropbox.com/sh/trqitpm9adkupva/AAAE542NzwlHubIAIDxe6IWFa?dl=0>>https://www.dropbox.com/sh/trqitpm9adkupva/AAAE542NzwlHubIAIDxe6IWFa?dl=0]]
	212	+4.After the upload is successful, open the serial port monitoring and send the AT command
225	225
226		-
227		-
228		-
229		-(% style="color:blue" %)**3.  Click the button marked 1 in the figure to compile, and after the compilation is complete, click the button marked 2 in the figure to upload**
230		-
231		-
232		-
233		-(% style="color:blue" %)**4.  After the upload is successful, open the serial port monitoring and send the AT command**
234		-
235		-
236	236	[[image:image-20220723172235-7.png||height="480" width="1027"]]
237	237
238		-
239		-
240	240	== 2.6  Example: Join TTN network and send an uplink message, get downlink message. ==
241	241
	218	+1.Open project
242	242
243		-(% style="color:blue" %)**1.  Open project**
244		-
245		-
246		-Join-TTN-network source code link: [[https:~~/~~/www.dropbox.com/sh/trqitpm9adkupva/AAAE542NzwlHubIAIDxe6IWFa?dl=0>>https://www.dropbox.com/sh/trqitpm9adkupva/AAAE542NzwlHubIAIDxe6IWFa?dl=0]]
247		-
248	248	[[image:image-20220723172502-8.png]]
249	249
	222	+2.Same steps as 2.5,after opening the serial port monitoring, it will automatically connect to the network and send packets
250	250
251		-
252		-(% style="color:blue" %)**2.  Same steps as 2.5,after opening the serial port monitoring, it will automatically connect to the network and send packets**
253		-
254		-
255	255	[[image:image-20220723172938-9.png||height="652" width="1050"]]
256	256
257	257
...	...	@@ -259,7 +259,7 @@
259	259	== 2.7  Example: Log Temperature Sensor(DHT11) and send data to TTN, show it in Node-RED. ==
260	260
261	261
262		-(% style="color:blue" %)**1.  Open project**
	231	+**1.  Open project**
263	263
264	264
265	265	Log-Temperature-Sensor-and-send-data-to-TTN source code link: [[https:~~/~~/www.dropbox.com/sh/trqitpm9adkupva/AAAE542NzwlHubIAIDxe6IWFa?dl=0>>https://www.dropbox.com/sh/trqitpm9adkupva/AAAE542NzwlHubIAIDxe6IWFa?dl=0]]
...	...	@@ -269,7 +269,7 @@
269	269
270	270
271	271
272		-(% style="color:blue" %)**2.  Same steps as 2.5,after opening the serial port monitoring, it will automatically connect to the network and send packets**
	241	+**2.  Same steps as 2.5,after opening the serial port monitoring, it will automatically connect to the network and send packets**
273	273
274	274
275	275	[[image:image-20220723173950-11.png||height="665" width="1012"]]
...	...	@@ -276,7 +276,7 @@
276	276
277	277
278	278
279		-(% style="color:blue" %)**3.  Integration into Node-red via TTNV3**
	248	+**3.  Integration into Node-red via TTNV3**
280	280
281	281	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/]]
282	282
...	...	@@ -444,6 +444,7 @@
444	444	* Open Source Mobile App for LoRaWAN signal detect and GPS tracking.
445	445
446	446
	416	+
447	447	== 3.3  Specification ==
448	448
449	449	* CPU: 32-bit 48 MHz
...	...	@@ -463,6 +463,7 @@
463	463	* LoRa Rx current: <9 mA
464	464
465	465
	436	+
466	466	== 3.4  Pin Mapping & LED ==
467	467
468	468
...	...	@@ -716,6 +716,7 @@
716	716	* (% style="color:red" %)**CN470**(%%): LoRaWAN CN470 band
717	717	* (% style="color:red" %)**PP**(%%):  Peer to Peer LoRa Protocol
718	718
	690	+
719	719	= 5.  Reference =
720	720
721	721