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289	289	[[image:image-20221104102736-3.png||height="282" width="723"]]
290	290
291	291
292		-The user can run the AT command to set the LG01-V2 RX window always open as a Receiver, the LA66 Shield uses **AT+SEND=1,hello world,2,3** to simulate sending data,
	292	+The user can run the AT command to set the LG01-V2 RX window always open as a Receiver, The LG01-V2 can display the received data in the built-in server Node-Red, Here are the specific steps:
293	293
294		-**Prerequisites: **The configuration of LG01-V2 and  LA66 Shield must match, users can use **AT+CFG** to check all configurations.
	294	+(% style="color:red" %)**Prerequisites: **(%%)The configuration of LG01-V2 and  LA66 Shield must match and the LA66 Shield firmware is **[[LA66 Peer-to-Peer firmware>>http://wiki.dragino.com/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LA66%20LoRaWAN%20Shield%20User%20Manual/Instruction%20for%20LA66%20Peer%20to%20Peer%20firmware/]]**, users can use **AT+CFG** to check all configurations.
295	295
296	296
297		-(% style="color:red; font-weight:bold" %)**LG01-V**(% style="color:red" %)**2 as Receiver: (configured as AT+RXMOD=65535,2)**
	297	+=== **Log Temperature Sensor(DHT11) and send data to LG01v2, show it in Node-RED.** ===
298	298
299	299
300		-**LG01-V2 configuration:**
	300	+(% style="color:red; font-weight:bold" %)**LG01-V**(% style="color:red" %)**2 as Receiver: (configured as AT+RXMOD=65535,2)**
301	301
302	302	(% class="box infomessage" %)
303	303	(((
	304	+**LG01-V2 configuration:**
	305	+
304	304	AT+FRE=868.100,868.100  ~-~--> TX and RX frequency set: 868100000
305	305	AT+BW=0,0  ~-~--> TX and RX Bandwidth set: 125kHz
306	306	AT+SF=12,12  ~-~--> TX and RX Spreading Factor set: SF12
...	...	@@ -310,31 +310,83 @@
310	310	AT+CR=1,1  ~-~--> TX and RX Coding Rate
311	311	AT+IQ=0,0  ~-~--> TX and RX InvertIQ
312	312	AT+PREAMBLE=8,8  ~-~--> TX and RX Preamble Length set: 8
313		-AT+SYNCWORD=0  ~-~-->  Syncword**(0: private，1: public), **the corresponding Lora shield syncword is 0x12
	315	+AT+SYNCWORD=0  ~-~-->  Syncword**(0: private，1: public)**
314	314	AT+RXMOD=65535,0  ~-~-->  Rx Timeout and Reply mode, RX window always open
315		-AT+RXDAFORM=1
316	316	)))
317	317
318		-[[image:image-20221102140053-4.png]]
319	319
	320	+(% style="color:red" %)**LA66 Shield as Sender: **
320	320
321		-(% style="color:red" %)**LA66 Shield as Sender: (AT+SEND=1,hello world,2,3)**
	322	+(% class="box infomessage" %)
	323	+(((
	324	+**LA66 Shield configuration:**
322	322
323		-[[image:1667456058832-484.png||height="291" width="353"]]
	326	+AT+FRE=868.100,868.100  ~-~--> TX and RX frequency set: 868100000
	327	+AT+BW=0,0  ~-~--> TX and RX Bandwidth set: 125kHz
	328	+AT+SF=12,12  ~-~--> TX and RX Spreading Factor set: SF12
	329	+AT+POWER=14  ~-~--> TX Power Range set: 14dBm
	330	+AT+CRC=1,1  ~-~--> TX and RX CRC Type
	331	+AT+HEADER=0,0  ~-~--> TX and RX Header Type
	332	+AT+CR=1,1  ~-~--> TX and RX Coding Rate
	333	+AT+IQ=0,0  ~-~--> TX and RX InvertIQ
	334	+AT+PREAMBLE=8,8  ~-~--> TX and RX Preamble Length set: 8
	335	+AT+SYNCWORD=0  ~-~-->  Syncword**(0: private，1: public)**
	336	+AT+RXMOD=6,0  ~-~-->  Rx Timeout and Reply mode
	337	+)))
	338	+)))
324	324
325	325
326		-Instruction for Peer-to-Peer firmware:[[ **Instruction **>>url:http://wiki.dragino.com/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LA66%20LoRaWAN%20Shield%20User%20Manual/Instruction%20for%20LA66%20Peer%20to%20Peer%20firmware/]]
	341	+After the above configuration is complete, users can send test simulation data to check whether the configuration is correct, In LA66 sheild serial console send:(% style="color:red" %)**(AT+SEND=1,hello world,2,3).**
	342	+
	343	+When LG01-V2 replies with ACK when it receives a packet sent by LA66 sheild.
	344	+
	345	+[[image:image-20221108164413-2.png]]shield
	346	+
	347	+
	348	+In the real-time log of LG01-V2：
	349	+
	350	+[[image:image-20221108170314-3.png]]
	351	+
	352	+
	353	+**Hardware Connection**
	354	+
	355	+(% class="box infomessage" %)
	356	+(((
	357	+**The DHT11 sensor connects to the LA66 Shield:**
	358	+
	359	+**VCC  <~-~--> 3.3V (Red line)**
	360	+**DATA <~-~--> PIN8 (Purple line)**
	361	+**GND  <~-~--> GND (White line)**
327	327	)))
328	328
	364	+[[image:image-20221108170731-5.png||height="588" width="441"]]
329	329
330		-Users can import this example in node-red: **[[attach:serial USB.json||target="_blank"]]**
331	331
332		-[[image:image-20221104100520-2.png||height="605" width="1150"]]
	367	+**1.  open Arduino IDE**
333	333
	369	+[[image:image-20221108172149-6.png||height="650" width="542"]]
334	334
335		-= (% style="color:inherit; font-family:inherit; font-size:29px" %)**6. How users can access LG01**(%%)**-V​​​​​​​(% style="color:inherit; font-family:inherit; font-size:29px" %)2 using serial USB(%%)** =
336	336
	372	+**2.  Open project**
337	337
	374	+Users can download Arduino files from this link: [[attach:Log-Temperature-Sensor-and-send-data-to-Node-red.ino||target="_blank"]]
	375	+
	376	+Then click Compile and Upload to LA66 Shield,
	377	+
	378	+[[image:image-20221108172432-7.png]]
	379	+
	380	+
	381	+3.
	382	+
	383	+The LA66 Shield reads the temperature and humidity data from the sensor and sends it to LG01V2,
	384	+
	385	+Users can import this example in node-red:
	386	+
	387	+
	388	+
	389	+= (% style="color:inherit; font-family:inherit; font-size:29px" %)**6. How users can access LG01**(%%)**-V(% style="color:inherit; font-family:inherit; font-size:29px" %)2 using serial USB(%%)** =
	390	+
	391	+
338	338	(% style="color:blue" %)**USB TTL to LG01-V2  Connection:**
339	339
340	340
...	...	@@ -407,7 +407,7 @@
407	407	[[image:image-20221101161951-3.png]]
408	408
409	409
410		-**Test the LG01-V​​​​​​​2 to send data:**
	464	+**Test the LG01-V2 to send data:**
411	411
412	412	[[image:image-20221101162527-4.png]]
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