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1		-XWiki.Kilight
	1	+XWiki.Edwin

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283	283	)))
284	284
285	285
286		-== **5.2 Example: LG01**-**V2 Peer-to-Peer** ==
	286	+== **5.2 Example: LG01v2** ==
287	287
	288	+=== **5.2.1 Introduce for the example:** ===
288	288
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 LG01-V2 can display the received data in the built-in server Node-Red, Here are the specific steps:
	293	+In this example, there are two devices:
293	293
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	+* **LA66 Shield + UNO + DHT11**: The UNO will get the temperature and humidity and broadcast the value via LoRa protocol.
	296	+* **LG01v2** : LG01v2 is set to listening the LoRa Channel which LA66 is broadcasting. When LG01v2 get the data from LA66, LG01v2 will plot the data in built-in IoT server.
295	295
296	296
297		-=== **Log Temperature Sensor(DHT11) and send data to LG01-V2, show it in Node-RED.** ===
	299	+=== 5.2.2 Set Up LA66 Shield + UNO ===
298	298
299	299
300		-(% style="color:red; font-weight:bold" %)**LG01-V**(% style="color:red" %)**2 as Receiver: (configured as AT+RXMOD=65535,2)**
	302	+==== **Set up LA66 Module** ====
301	301
302		-(% class="box infomessage" %)
303		-(((
304		-**LG01-V2 configuration:**
	304	+LA66 Module is loaded with the firmware **[[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/]] **and user can use AT Command to set up LA66 with below parameters:
305	305
306		-AT+FRE=868.100,868.100  ~-~--> TX and RX frequency set: 868100000
307		-AT+BW=0,0  ~-~--> TX and RX Bandwidth set: 125kHz
308		-AT+SF=12,12  ~-~--> TX and RX Spreading Factor set: SF12
309		-AT+POWER=14  ~-~--> TX Power Range set: 14dBm
310		-AT+CRC=1,1  ~-~--> TX and RX CRC Type
311		-AT+HEADER=0,0  ~-~--> TX and RX Header Type
312		-AT+CR=1,1  ~-~--> TX and RX Coding Rate
313		-AT+IQ=0,0  ~-~--> TX and RX InvertIQ
314		-AT+PREAMBLE=8,8  ~-~--> TX and RX Preamble Length set: 8
315		-AT+SYNCWORD=0  ~-~-->  Syncword**(0: private，1: public)**
316		-AT+RXMOD=65535,0  ~-~-->  Rx Timeout and Reply mode, RX window always open
317		-)))
318		-
319		-
	306	+(((
320	320	(% style="color:red" %)**LA66 Shield as Sender: **
321	321
322	322	(% class="box infomessage" %)
...	...	@@ -338,20 +338,10 @@
338	338	)))
339	339
340	340
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).**
	328	+==== **Set up Arduino UNO** ====
342	342
343		-When LG01-V2 replies with ACK when it receives a packet sent by LA66 sheild.
	330	+(% id="cke_bm_1033249S" style="display:none" %)** **(%%)**Hardware Connection**
344	344
345		-[[image:image-20221108164413-2.png]]
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	355	(% class="box infomessage" %)
356	356	(((
357	357	**The DHT11 sensor connects to the LA66 Shield:**
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364	364	[[image:image-20221108170731-5.png||height="588" width="441"]]
365	365
366	366
367		-==== **1. Open Arduino IDE** ====
	344	+===== **1. Open Arduino IDE** =====
368	368
369	369	[[image:image-20221108172149-6.png||height="650" width="542"]]
370	370
371	371
372		-==== **2. Open project** ====
	349	+===== **2. Open project** =====
373	373
374		-
375	375	Users can download Arduino files from this link: [[attach:Log-Temperature-Sensor-and-send-data-to-Node-red.ino||target="_blank"]]
376	376
377	377	Then click Compile and Upload to LA66 Shield,
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379	379	[[image:image-20221108172432-7.png]]
380	380
381	381
382		-==== **3. Open the Serial Monitor to check the LA66 Shield data** ====
	358	+===== **3. Open the Serial Monitor to check the LA66 Shield data** =====
383	383
	360	+The UNO will now reads the temperature and humidity data from the sensor and broadcast it via LoRa wireless,
384	384
385		-The LA66 Shield reads the temperature and humidity data from the sensor and sends it to LG01-V2,
386		-
387	387	[[image:image-20221108174840-8.png||height="731" width="671"]]
388	388
	364	+
	365	+Sending out data as below.
	366	+
389	389	[[image:image-20221108175113-9.png||height="556" width="998"]]
390	390
391	391
392		-==== **4. Import the flow to the built-in server on LG01-V2** ====
393	393
	371	+=== 5.2.3 Set Up LG01v2 ===
394	394
395		-Users can import this example in Node-Red: [[attach:Log-Temperature-Sensor-and-send-data-to-node-red.json||target="_blank"]]
396	396
	374	+Configure LG01v2 LoRa channel parameters so it can get data from LA66 Shield
	375	+
	376	+(% style="color:red; font-weight:bold" %)**LG01v**(% style="color:red" %)**2 as Receiver: (configured as AT+RXMOD=65535,2)**
	377	+
	378	+(% class="box infomessage" %)
	379	+(((
	380	+**LG01-V2 configuration:**
	381	+
	382	+AT+FRE=868.100,868.100  ~-~--> TX and RX frequency set: 868100000
	383	+AT+BW=0,0  ~-~--> TX and RX Bandwidth set: 125kHz
	384	+AT+SF=12,12  ~-~--> TX and RX Spreading Factor set: SF12
	385	+AT+POWER=14  ~-~--> TX Power Range set: 14dBm
	386	+AT+CRC=1,1  ~-~--> TX and RX CRC Type
	387	+AT+HEADER=0,0  ~-~--> TX and RX Header Type
	388	+AT+CR=1,1  ~-~--> TX and RX Coding Rate
	389	+AT+IQ=0,0  ~-~--> TX and RX InvertIQ
	390	+AT+PREAMBLE=8,8  ~-~--> TX and RX Preamble Length set: 8
	391	+AT+SYNCWORD=0  ~-~-->  Syncword**(0: private，1: public)**
	392	+AT+RXMOD=65535,0  ~-~-->  Rx Timeout and Reply mode, RX window always open
	393	+)))
	394	+
	395	+
	396	+=== 5.2.4 Test result ===
	397	+
	398	+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).**
	399	+)))
	400	+
	401	+When LG01v2 replies with ACK when it receives a packet sent by LA66 sheild.
	402	+
	403	+[[image:image-20221108164413-2.png]]
	404	+
	405	+
	406	+In the real-time log of LG01v2：
	407	+
	408	+[[image:image-20221108170314-3.png]]
	409	+
	410	+
	411	+=== **5.2.5 Plot data chart in LG01v2** ===
	412	+
	413	+
	414	+User can plot the temperature and humidity chat via LG01v2 built-in IoT server.
	415	+
	416	+User can import this example in Node-Red: [[attach:Log-Temperature-Sensor-and-send-data-to-node-red.json||target="_blank"]]
	417	+
397	397	[[image:image-20221108180334-10.png||height="651" width="1141"]]
398	398
399	399
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404	404	[[image:image-20221108180458-11.png||height="402" width="1137"]]
405	405
406	406
407		-= (% 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(%%)** =
	428	+= (% 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(%%)** =
408	408
409	409
410	410	(% style="color:blue" %)**USB TTL to LG01-V2  Connection:**