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  • LoRa_send_trial.ino
  • Log-Temperature-Sensor-and-send-data-to-Node-red.ino
  • Log-Temperature-Sensor-and-send-data-to-node-red.json
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  • serial USB.json

Details

Page properties

Author

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1		-XWiki.Kilight
	1	+XWiki.Edwin

Content

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11	11
12	12	{{toc/}}
13	13
14		-= **1. Introduction** =
15	15
16	16
	16	+
	17	+
	18	+
	19	+= **1. Introduction** =
	20	+
17	17	== **1.1 What is LG01v2** ==
18	18
19	19
...	...	@@ -20,14 +20,17 @@
20	20	(((
21	21	(((
22	22	The LG01v2 is an (% style="color:green" %)**open-source single channel LoRa Gateway**(%%). It lets you bridge LoRa wireless network to an IP network via (% style="color:green" %)**WiFi , Ethernet or Cellular Network**(%%) (via Optional 4G module). The LoRa wireless allows users to send data and reach extremely long ranges at low data rates.
	27	+
	28	+LG01v2 is specially design for (% style="color:green" %)**peer to peer LoRa**(%%) protocol instead of LoRaWAN protocol. The LG01v2 use single channel LoRa module to minimize the deployment cost for a private p2p LoRa wireless network.**
23	23	)))
24	24
25	25	(((
	32	+LG01v2 uses Open Source Linux system. User can modify the Linux part and develop customize software base on it. It has (% style="color:green" %)**1.2Ghz Quad-Core CPU**(%%) , (% style="color:green" %)**4GB eMMC storage**(%%) and (% style="color:green" %)**512MB RAM**(%%) for most application.
	33	+
26	26	LG01v2 supports (% style="color:green" %)**remote management**(%%). System Integrator can easy to remote monitor the gateway and maintain it.
27	27	)))
28	28
29	29
30		-
31	31	== **1.2 Specifications** ==
32	32
33	33
...	...	@@ -56,7 +56,6 @@
56	56	* Remote Management
57	57	* Auto-provisioning for batch deployment and management
58	58	* LoRa Gateway
59		-* Built-in (% style="color:#037691" %)//**The Things Network**//(%%) local LoRaWAN server
60	60	* Built-in  (% style="color:#037691" %)//**Node-Red**// (%%)local Application server
61	61
62	62	== **1.4 Block Diagram** ==
...	...	@@ -84,11 +84,10 @@
84	84	(% style="color:blue" %)//**➢ WIFI LED**//(%%)//: This LED shows the WIFI interface connection status.//
85	85
86	86
87		-
88	88	== **1.6 Button Intruction** ==
89	89
90	90
91		-LG01v2 has a black toggle button, which is:
	96	+LG01-V2 has a black toggle button, which is:
92	92
93	93
94	94	(% style="color:blue" %)**//➢ //Long press 4-5s  : **(%%)the gateway will reload the Network and Initialize wifi configuration
...	...	@@ -101,7 +101,6 @@
101	101	//**LED status: ** ETH LED will SOLID BULE Until the restore is finished.//
102	102
103	103
104		-
105	105	= **2. Quick Start** =
106	106
107	107
...	...	@@ -112,7 +112,6 @@
112	112
113	113	== **2.1 Connects to the network and accesses the gateway Web UI** ==
114	114
115		-
116	116	== **2.1.1 connect the network.** ==
117	117
118	118
...	...	@@ -119,7 +119,7 @@
119	119	=== (% style="color:blue" %)**Method 1**(%%):  Connect via Ethernet with DHCP IP from the router ===
120	120
121	121
122		-Connect the LG01v2 Ethernet port to your router and LG01v2 can obtain an IP address from your router. In the router's management portal, you should be able to find what IP address the router has assigned to the LG01v2.
	125	+Connect the LG01-V2 Ethernet port to your router and LG01-V2 can obtain an IP address from your router. In the router's management portal, you should be able to find what IP address the router has assigned to the LG01-V2.
123	123
124	124	You can also use this IP to connect.
125	125
...	...	@@ -132,99 +132,105 @@
132	132
133	133	[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20All%20Gateway%20models/HP0C/WebHome/image-20220622100542-2.png?width=1256&height=369&rev=1.1||alt="image-20220622100542-2.png"]]
134	134
135		-The LG01v2 has a fall-back IP address on its WAN port. you have to access the gateway Web-UI to configure the WiFi connection via the fallback IP address.
136	136
	139	+Fill in the WiFi information by checking the box and clicking (% style="color:red" %)**Save&Apply**
137	137
138		-(% style="color:#037691" %)**Steps to connect via fallback IP:**
139	139
140		-~1. Connect PC's Ethernet port to LG01-V2's WAN port
	142	+[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20All%20Gateway%20models/HP0C/WebHome/image-20220622102702-6.png?rev=1.1||alt="image-20220622102702-6.png"]]
141	141
142		-2. Configure PC's Ethernet port has  IP: 172.31.255.253 and Netmask: 255.255.255.252
143	143
	145	+**Wi-Fi configuration successful**
144	144
145		-[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20All%20Gateway%20models/HP0C/WebHome/image-20220622101433-4.png?rev=1.1||alt="image-20220622101433-4.png"]]
146	146
	148	+[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20All%20Gateway%20models/HP0C/WebHome/image-20220622102847-7.png?rev=1.1||alt="image-20220622102847-7.png"]]
147	147
148		-and then On the PC, use the IP address **http:~/~/172.31.255.254** to access the LG01-V2 via Web or Console.
149	149
	151	+= **3. Web Configure Pages** =
150	150
151		-[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20All%20Gateway%20models/HP0C/WebHome/image-20220622102210-5.png?width=919&height=504&rev=1.1||alt="image-20220622102210-5.png"]]
	153	+== **3.1 Home** ==
152	152
153	153
154		-Fill in the WiFi information by checking the box and clicking (% style="color:red" %)**Save&Apply**
	156	+//Shows the system running status~://
155	155
	158	+[[image:image-20221104155612-1.png||height="497" width="942"]]
156	156
157		-[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20All%20Gateway%20models/HP0C/WebHome/image-20220622102702-6.png?rev=1.1||alt="image-20220622102702-6.png"]]
158	158
	161	+== **3.2 Network Settings** ==
159	159
160		-**Wi-Fi configuration successful**
	163	+=== **3.2.1 Network ~-~-> WiFi** ===
161	161
162	162
163		-[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20All%20Gateway%20models/HP0C/WebHome/image-20220622102847-7.png?rev=1.1||alt="image-20220622102847-7.png"]]
	166	+[[image:image-20221104155654-2.png||height="319" width="813"]]
164	164
165		-[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20All%20Gateway%20models/HP0C/WebHome/image-20220622102901-8.png?width=938&height=476&rev=1.1||alt="image-20220622102901-8.png"]]
166	166
	169	+=== **3.4.2 Network ~-~-> System Status** ===
167	167
168		-= **3. Web Configure Pages** =
169	169
170		-== **3.1 Home** ==
	172	+[[image:image-20221104155724-3.png||height="679" width="861"]]
171	171
172		-//Shows the system running status~://
173	173
174		-[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20All%20Gateway%20models/HP0C/WebHome/image-20220622102901-8.png?rev=1.1||alt="image-20220622102901-8.png" height="476" width="939"]]
	175	+=== **3.4.3 Network ~-~-> Firewall** ===
175	175
176	176
177		-== **3.2 Network Settings** ==
	178	+[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20All%20Gateway%20models/HP0C/WebHome/image-20220616115351-6.png?width=661&height=244&rev=1.1||alt="image-20220616115351-6.png"]]
178	178
179	179
180		-=== **3.2.1 Network ~-~-> WiFi** ===
	181	+== **3.5 System** ==
181	181
	183	+=== **3.5.1  System ~-~-> System Overview** ===
182	182
183		-[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20All%20Gateway%20models/HP0C/WebHome/image-20220616114756-4.png?width=669&height=251&rev=1.1||alt="image-20220616114756-4.png"]]
184	184
	186	+Shows the system info:
185	185
	188	+[[image:image-20221104155907-4.png]]
186	186
187		-=== **3.4.2 Network ~-~-> System Status** ===
188	188
	191	+=== **3.5.2 System ~-~-> Backup/Restore** ===
189	189
190		-[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20All%20Gateway%20models/HP0C/WebHome/image-20220820134112-2.png?width=668&height=539&rev=1.1||alt="image-20220820134112-2.png"]]
191	191
	194	+[[image:image-20221104155928-5.png||height="334" width="880"]]
192	192
193	193
194		-=== **3.4.3 Network ~-~-> Firewall** ===
	197	+= (% id="cke_bm_1978S" style="display:none" %)** **(%%)**4. Build in Server** =
195	195
196	196
197		-[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20All%20Gateway%20models/HP0C/WebHome/image-20220616115351-6.png?width=661&height=244&rev=1.1||alt="image-20220616115351-6.png"]]
	200	+The default factory version of LG01-V2 is installed with the built-in Applicant server: (% style="color:blue" %)**Node-Red**
198	198
199	199
	203	+[[image:image-20221104155949-6.png||height="315" width="1023"]]
200	200
201		-== **3.5 System** ==
202	202
	206	+(% style="color:red" %)**Note:**
203	203
204		-=== **3.5.1  System ~-~-> System Overview** ===
	208	+ **Path**: System ~-~-> Built-in Server
205	205
206	206
207		-Shows the system info:
	211	+(% style="color:blue" %)**Troubleshooting：**
208	208
209		-[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20All%20Gateway%20models/HP0C/WebHome/image-20220917144512-5.png?width=853&height=618&rev=1.1||alt="image-20220917144512-5.png"]]
	213	+**~ 1. URL does not jump properly**
210	210
	215	+ For the Node-Red, you can use the local IP address and the port is 1880 to access it.
211	211
212	212
213		-=== **3.5.2 System ~-~-> Backup/Restore** ===
	218	+== **4.1 Application Server ~-~- Node-Red** ==
214	214
215	215
216		-[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20All%20Gateway%20models/HP0C/WebHome/image-20220917144725-6.png?width=869&height=208&rev=1.1||alt="image-20220917144725-6.png"]]
	221	+You can access the gateway's built-in AS server of (% style="color:blue" %)**Node-Red **(%%)via the URL((% style="background-color:yellow" %)__**//http:~/~/<hostname>:1880 or http:~/~/<local-IPV4-address>//**__(%%)) in your browser.
217	217
218	218
	224	+Such as (% style="background-color:yellow" %)__**//http:~/~/dragino-54ff12:1880  or http:~/~/<Local-IPV4-Address>//**__
219	219
220		-= **4. How to configure the Lora Gateway** =
221	221
	227	+[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20All%20Gateway%20models/HP0C/WebHome/image-20220725172124-3.png?width=843&height=610&rev=1.1||alt="image-20220725172124-3.png"]]
222	222
223		-== **4.1 Access the Lora configuration page** ==
224	224
	230	+= **5. How to configure the Lora Gateway** =
225	225
226		-Users can access the LA66 module by running the following command, then select the option **''serial port setup"**:
	232	+== **5.1 Configure and Debug LoRa wireless of LG01v2** ==
227	227
	234	+
	235	+Users can access the Lora configuration page by running the following command, then select the option **''serial port setup"**:
	236	+
228	228	(% class="box infomessage" %)
229	229	(((
230	230	**root@dragino-2406ef:~~# minicom -s**
...	...	@@ -243,7 +243,9 @@
243	243	)))
244	244
245	245
246		-(% style="color:red" %)**Note: Enter the corresponding letter to change the configuration, like A,B,C**(%%)
	255	+(% style="color:red" %)**Note: Enter the corresponding letter to change the configuration, like A,B,C**
	256	+
	257	+
247	247	(% style="color:red" %)[[image:image-20221029174703-3.png]]
248	248
249	249
...	...	@@ -252,89 +252,184 @@
252	252
253	253	(% class="box infomessage" %)
254	254	(((
255		-AT+FRE=868.100,868.100  ~-~--> TX and RX frequency
256		-AT+GROUPMOD=0,0  ~-~--> TX and RX group
257		-AT+BW=0,0  ~-~--> TX and RX Bandwidth
258		-AT+SF=12,12  ~-~--> TX and RX Spreading Factor
259		-AT+POWER=14  ~-~--> TX Power Range
	266	+**AT+FRE=868.100,868.100  ~-~--> TX and RX frequency
	267	+AT+GROUPMOD=0,0  ~-~-->  TX and RX group
	268	+AT+BW=0,0  ~-~-->  TX and RX Bandwidth
	269	+AT+SF=12,12  ~-~-->  TX and RX Spreading Factor
	270	+AT+POWER=14  ~-~-->  TX Power Range
	271	+AT+CRC=1,1  ~-~-->  TX and RX CRC Type
	272	+AT+HEADER=0,0  ~-~-->  TX and RX Header Type
	273	+AT+CR=1,1  ~-~-->  TX and RX Coding Rate
	274	+AT+IQ=0,0  ~-~-->  TX and RX InvertIQ
	275	+AT+PREAMBLE=8,8  ~-~-->  TX and RX Preamble Length
	276	+AT+SYNCWORD=0  ~-~-->  Syncword(0: private，1: public)
	277	+AT+RXMOD=65535,0  ~-~-->  Rx Timeout and Reply mode
	278	+AT+RXDAFORM=1**
	279	+)))
	280	+
	281	+
	282	+== **5.2 Example: LG01v2** ==
	283	+
	284	+=== **5.2.1 Introduce for the example:** ===
	285	+
	286	+
	287	+[[image:image-20221104102736-3.png||height="282" width="723"]]
	288	+
	289	+
	290	+In this example, there are two devices:
	291	+
	292	+* **LA66 Shield + UNO + DHT11**: The UNO will get the temperature and humidity and broadcast the value via LoRa protocol.
	293	+* **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.
	294	+
	295	+=== **5.2.2 Set Up LA66 Shield + UNO** ===
	296	+
	297	+
	298	+==== **Set up LA66 Module** ====
	299	+
	300	+
	301	+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:
	302	+
	303	+(((
	304	+(% style="color:red" %)**LA66 Shield as Sender: **
	305	+
	306	+(% class="box infomessage" %)
	307	+(((
	308	+**LA66 Shield configuration:**
	309	+
	310	+AT+FRE=868.100,868.100  ~-~--> TX and RX frequency set: 868100000
	311	+AT+BW=0,0  ~-~--> TX and RX Bandwidth set: 125kHz
	312	+AT+SF=12,12  ~-~--> TX and RX Spreading Factor set: SF12
	313	+AT+POWER=14  ~-~--> TX Power Range set: 14dBm
260	260	AT+CRC=1,1  ~-~--> TX and RX CRC Type
261	261	AT+HEADER=0,0  ~-~--> TX and RX Header Type
262	262	AT+CR=1,1  ~-~--> TX and RX Coding Rate
263	263	AT+IQ=0,0  ~-~--> TX and RX InvertIQ
264		-AT+PREAMBLE=8,8  ~-~--> TX and RX Preamble Length
	318	+AT+PREAMBLE=8,8  ~-~--> TX and RX Preamble Length set: 8
265	265	AT+SYNCWORD=0  ~-~-->  Syncword**(0: private，1: public)**
266		-AT+RXMOD=65535,0  ~-~-->  Rx Timeout and Reply mode
267		-AT+RXDAFORM=1
	320	+AT+RXMOD=6,0  ~-~-->  Rx Timeout and Reply mode
268	268	)))
	322	+)))
269	269
270	270
271		-== **4.2 Example: LG01v2 Peer-to-Peer** ==
272	272
	326	+==== **Set up Arduino UNO** ====
273	273
274		-[[image:image-20221103140645-1.png]]
	328	+(% id="cke_bm_1033249S" style="display:none" %)** **
275	275
276		-The user can run the AT command to set the LG01v2 RX window always open as a Receiver, the Sender uses **AT+SEND=1,hello world,2,3** to simulate sending data,
	330	+**Hardware Connection**
277	277
278		-**Prerequisites: **The configuration of LG01v2 and Sender must match, users can use **AT+CFG** to check all configurations.
	332	+(% class="box infomessage" %)
	333	+(((
	334	+**The DHT11 sensor connects to the LA66 Shield:**
279	279
	336	+**VCC  <~-~--> 3.3V (Red line)**
	337	+**DATA <~-~--> PIN8 (Purple line)**
	338	+**GND  <~-~--> GND (White line)**
	339	+)))
280	280
281		-(% style="color:red" %)**LG01v2 as Receiver: (configured as AT+RXMOD=65535,2)**
	341	+[[image:image-20221108170731-5.png||height="588" width="441"]]
282	282
283		-[[image:image-20221102140053-4.png]]
284	284
285	285
286		-(% style="color:red" %)**Sender: (AT+SEND=1,hello world,2,3)**
	345	+===== **1. Open Arduino IDE** =====
287	287
288		-[[image:image-20221031092053-4.png]]
289	289
	348	+[[image:image-20221108172149-6.png||height="650" width="542"]]
290	290
291		-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/]]
292		-)))
293	293
294	294
295		-= **5. Build in Server** =
	352	+===== **2. Open project** =====
296	296
297	297
298		-The default factory version of LG01-V2 is installed with the built-in Applicant server: (% style="color:blue" %)**Node-Red**
	355	+Users can download Arduino files from this link: [[attach:Log-Temperature-Sensor-and-send-data-to-Node-red.ino||target="_blank"]]
299	299
	357	+Then click Compile and Upload to LA66 Shield,
300	300
301		-[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20All%20Gateway%20models/HP0C/WebHome/image-20220820115644-1.png?width=778&height=217&rev=1.1||alt="image-20220820115644-1.png"]]
	359	+[[image:image-20221108172432-7.png]]
302	302
303	303
304		-(% style="color:red" %)**Note:**
305	305
306		- **Path**: System ~-~-> Built-in Server
	363	+===== **3. Open the Serial Monitor to check the LA66 Shield data** =====
307	307
308	308
309		-**Troubleshooting:**
	366	+The UNO will now reads the temperature and humidity data from the sensor and broadcast it via LoRa wireless,
310	310
	368	+[[image:image-20221108174840-8.png||height="731" width="671"]]
311	311
312		-**~ 1. URL does not jump properly**
313	313
314		- For the Node-Red, you can use the local IP address and the port is 1880 to access it.
315	315
	372	+Sending out data as below.
316	316
	374	+[[image:image-20221108175113-9.png||height="556" width="998"]]
317	317
318		-== **5.1 Application Server ~-~- Node-Red** ==
319	319
	377	+=== **5.2.3 Set Up LG01v2** ===
320	320
321		-You can access the gateway's built-in AS server of (% style="color:blue" %)**Node-Red **(%%)via the URL((% style="background-color:yellow" %)__**//http:~/~/<hostname>:1880 or http:~/~/<local-IPV4-address>//**__(%%)) in your browser.
322	322
	380	+Configure LG01v2 LoRa channel parameters so it can get data from LA66 Shield
323	323
324		-Such as (% style="background-color:yellow" %)__**//http:~/~/dragino-54ff12:1880  or http:~/~/<Local-IPV4-Address>//**__
	382	+(% style="color:red; font-weight:bold" %)**LG01v**(% style="color:red" %)**2 as Receiver: (configured as AT+RXMOD=65535,2)**
325	325
	384	+(% class="box infomessage" %)
	385	+(((
	386	+**LG01-V2 configuration:**
326	326
327		-[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20All%20Gateway%20models/HP0C/WebHome/image-20220725172124-3.png?width=843&height=610&rev=1.1||alt="image-20220725172124-3.png"]]
	388	+AT+FRE=868.100,868.100  ~-~--> TX and RX frequency set: 868100000
	389	+AT+BW=0,0  ~-~--> TX and RX Bandwidth set: 125kHz
	390	+AT+SF=12,12  ~-~--> TX and RX Spreading Factor set: SF12
	391	+AT+POWER=14  ~-~--> TX Power Range set: 14dBm
	392	+AT+CRC=1,1  ~-~--> TX and RX CRC Type
	393	+AT+HEADER=0,0  ~-~--> TX and RX Header Type
	394	+AT+CR=1,1  ~-~--> TX and RX Coding Rate
	395	+AT+IQ=0,0  ~-~--> TX and RX InvertIQ
	396	+AT+PREAMBLE=8,8  ~-~--> TX and RX Preamble Length set: 8
	397	+AT+SYNCWORD=0  ~-~-->  Syncword**(0: private，1: public)**
	398	+AT+RXMOD=65535,0  ~-~-->  Rx Timeout and Reply mode, RX window always open
	399	+)))
328	328
329	329
330		-= (% style="color:inherit; font-family:inherit; font-size:29px" %)**6. How users can access LG01v2 using serial USB**(%%) =
	402	+=== **5.2.4 Test result** ===
331	331
332	332
333		-(% style="color:blue" %)**USB TTL to LG01v2  Connection:**
	405	+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).**
	406	+)))
334	334
	408	+When LG01v2 replies with ACK when it receives a packet sent by LA66 sheild.
335	335
336		-Port 1 of the UART on the LG01v2 is GND
	410	+[[image:image-20221108164413-2.png]]
337	337
	412	+
	413	+
	414	+In the real-time log of LG01v2：
	415	+
	416	+[[image:image-20221108170314-3.png]]
	417	+
	418	+
	419	+=== **5.2.5 Plot data chart in LG01v2** ===
	420	+
	421	+
	422	+User can plot the temperature and humidity chat via LG01v2 built-in IoT server.
	423	+
	424	+User can import this example in Node-Red: [[attach:Log-Temperature-Sensor-and-send-data-to-node-red.json||target="_blank"]]
	425	+
	426	+[[image:image-20221108180334-10.png||height="651" width="1141"]]
	427	+
	428	+
	429	+The temperature and humidity chart is displayed in the built-in node-red UI
	430	+
	431	+**Browser input: (% style="background-color:yellow" %)__//http:~/~/<local-IPV4-address>//__(%%)**
	432	+
	433	+[[image:image-20221108180458-11.png||height="402" width="1137"]]
	434	+
	435	+
	436	+= (% 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(%%)** =
	437	+
	438	+
	439	+(% style="color:blue" %)**USB TTL to LG01-V2  Connection:**
	440	+
	441	+
	442	+Port 1 of the UART on the LG01-V2 is GND
	443	+
338	338	(% class="box infomessage" %)
339	339	(((
340	340	**TXD  <~-~--> UART RXD (Gray line)**
...	...	@@ -345,7 +345,7 @@
345	345	)))
346	346
347	347
348		-**LG01v2 UART connection photo**
	454	+**LG01-V2 UART connection photo**
349	349
350	350	[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20All%20Gateway%20models/HP0C/WebHome/image-20220804163015-1.png?width=466&height=621&rev=1.1||alt="image-20220804163015-1.png"]]
351	351
...	...	@@ -356,35 +356,42 @@
356	356
357	357	[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20All%20Gateway%20models/HP0C/WebHome/image-20220804164928-3.png?width=332&height=320&rev=1.1||alt="image-20220804164928-3.png"]]
358	358
	465	+
359	359	[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20All%20Gateway%20models/HP0C/WebHome/image-20220804164747-2.png?width=594&height=622&rev=1.1||alt="image-20220804164747-2.png"]]
360	360
361	361
362	362	= **7. FAQ** =
363	363
	471	+== **7.1 How does LG01-V2 communicate with Lora shield (LoRa.h)** ==
364	364
365		-== **7.1 How does LG01v2 communicate with Lora shield (LoRa.h)** ==
366	366
	474	+This example describes how to use LG01-V2, LoRa Shield to set up a LoRa network,
367	367
368		-(% style="color:red" %)**Prerequisites: The configurations of LG01v2 and Lora shield must match**
	476	+[[image:image-20221103152238-8.png||height="251" width="654"]]
369	369
370		-**LG01v2 configuration:**
371	371
	479	+(% style="color:red" %)**Prerequisites: The configurations of LG01-V2 and Lora shield must match**
	480	+
	481	+**LG01-V2 configuration:**
	482	+
372	372	(% class="box infomessage" %)
373	373	(((
374		-AT+FRE=868.100,868.100  ~-~--> TX and RX frequency set :868100000
375		-AT+BW=0,0  ~-~--> TX and RX Bandwidth set : 125kHz
376		-AT+SF=12,12  ~-~--> TX and RX Spreading Factor
	485	+AT+FRE=868.100,868.100  ~-~--> TX and RX frequency set: 868100000
	486	+AT+BW=0,0  ~-~--> TX and RX Bandwidth set: 125kHz
	487	+AT+SF=12,12  ~-~--> TX and RX Spreading Factor set: SF12
377	377	AT+POWER=14  ~-~--> TX Power Range
378	378	AT+CRC=1,1  ~-~--> TX and RX CRC Type
379	379	AT+HEADER=0,0  ~-~--> TX and RX Header Type
380	380	AT+CR=1,1  ~-~--> TX and RX Coding Rate
381	381	AT+IQ=0,0  ~-~--> TX and RX InvertIQ
382		-AT+PREAMBLE=8,8  ~-~--> TX and RX Preamble Length
383		-AT+SYNCWORD=0  ~-~-->  Syncword**(0: private，1: public)**
384		-AT+RXMOD=65535,0  ~-~-->  Rx Timeout and Reply mode
	493	+AT+PREAMBLE=8,8  ~-~--> TX and RX Preamble Length set: 8
	494	+AT+SYNCWORD=0  ~-~-->  Syncword**(0: private，1: public), **the corresponding Lora shield syncword is 0x12
	495	+AT+RXMOD=65535,0  ~-~-->  Rx Timeout and Reply mode,RX window always open
385	385	AT+RXDAFORM=1
386	386	)))
387	387
	499	+
	500	+
388	388	**Lora shield configuration:**
389	389
390	390	Lora Shield example: [[attach:LoRa_Shield_Sketch_For_MQTT.ino||target="_blank"]] , [[attach:arduino-LoRa-master.zip||target="_blank"]]
...	...	@@ -392,16 +392,59 @@
392	392	[[image:image-20221101161318-2.png]]
393	393
394	394
395		-**Test LG01v2 to receive Lora Shield data:**
396	396
	509	+**Test LG01-V2 to receive Lora Shield data:**
	510	+
397	397	[[image:image-20221101161951-3.png]]
398	398
399	399
400		-**Test the LG01v2 to send data:**
401	401
	515	+**Test the LG01-V2 to send data:**
	516	+
402	402	[[image:image-20221101162527-4.png]]
403	403
404	404
	520	+== **7.2 How does LG01-V2 communicate with Heltec LoRa Node** ==
	521	+
	522	+
	523	+This example describes how to use LG01-V2 and Heltec LoRa Node to set up a LoRa network,
	524	+
	525	+[[image:image-20221112161111-2.png||height="258" width="692"]]
	526	+
	527	+(% style="color:red" %)**Prerequisites: The configurations of LG01-V2 and Lora shield must match**
	528	+
	529	+
	530	+**LG01-V2 configuration:**
	531	+
	532	+(% class="box infomessage" %)
	533	+(((
	534	+AT+FRE=868.100,868.100  ~-~--> TX and RX frequency set: 868100000
	535	+AT+BW=0,0  ~-~--> TX and RX Bandwidth set: 125kHz
	536	+AT+SF=12,12  ~-~--> TX and RX Spreading Factor set: SF12
	537	+AT+POWER=14  ~-~--> TX Power Range
	538	+AT+CRC=1,1  ~-~--> TX and RX CRC Type
	539	+AT+HEADER=0,0  ~-~--> TX and RX Header Type
	540	+AT+CR=1,1  ~-~--> TX and RX Coding Rate
	541	+AT+IQ=0,0  ~-~--> TX and RX InvertIQ
	542	+AT+PREAMBLE=8,8  ~-~--> TX and RX Preamble Length set: 8
	543	+AT+SYNCWORD=0  ~-~-->  Syncword**(0: private，1: public), **the corresponding Lora shield syncword is 0x12
	544	+AT+RXMOD=65535,0  ~-~-->  Rx Timeout and Reply mode,RX window always open
	545	+AT+RXDAFORM=1  ~-~--> RX data format**（0: Hex ,1: String）**
	546	+)))
	547	+
	548	+
	549	+After we upload the sketch to Heltec LoRa Node, we can see below output from Arduino.
	550	+
	551	+Lora Shield example: [[attach:LoRa_send_trial.ino||target="_blank"]]
	552	+
	553	+[[image:image-20221112162733-3.png||height="524" width="927"]]
	554	+
	555	+
	556	+And we can see the logread of gateway as below, means the packet arrive gateway:
	557	+
	558	+[[image:image-20221112163119-4.png||height="808" width="560"]]
	559	+
	560	+
405	405	= (% style="color:inherit; font-family:inherit; font-size:29px" %)**8. Supports**(%%) =
406	406
407	407
...	...	@@ -413,7 +413,6 @@
413	413	**//With your question as detailed as possible. We will reply and help you in the shortest.//**
414	414
415	415
416		-
417	417	= **9. Reference** =
418	418
419	419
...	...	@@ -447,7 +447,6 @@
447	447	More info about valid bands, please see [[EC25-E product page>>url:https://www.quectel.com/product/ec25.htm]].
448	448
449	449
450		-
451	451	= **10. Manufacturer Info** =
452	452
453	453
...	...	@@ -458,7 +458,6 @@
458	458	LongCheng Street, LongGang District ; Shenzhen 518116,China
459	459
460	460
461		-
462	462	= **11. FCC Warning** =
463	463
464	464
...	...	@@ -491,7 +491,6 @@
491	491	(((
492	492	The antenna(s) used for this transmitter must be installed to provide a separation distance of at least 20 cm from all persons and must not be co-located or operating in conjunction with any other antenna or transmitter.
493	493
	647	+
494	494
495	495	)))
496		-
497		-~)~)~)

LoRa_send_trial.ino

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	1	+XWiki.Kilight

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	1	+3.4 KB

Content

...	...	@@ -1,0 +1,124 @@
	1	+#include "LoRaWan_APP.h"
	2	+#include "Arduino.h"
	3	+
	4	+
	5	+#define RF_FREQUENCY 868100000 // Hz
	6	+
	7	+#define TX_OUTPUT_POWER 5 // dBm
	8	+
	9	+#define LORA_BANDWIDTH 0 // [0: 125 kHz,
	10	+ // 1: 250 kHz,
	11	+ // 2: 500 kHz,
	12	+ // 3: Reserved]
	13	+#define LORA_SPREADING_FACTOR 12 // [SF7..SF12]
	14	+#define LORA_CODINGRATE 1 // [1: 4/5,
	15	+ // 2: 4/6,
	16	+ // 3: 4/7,
	17	+ // 4: 4/8]
	18	+#define LORA_PREAMBLE_LENGTH 8 // Same for Tx and Rx
	19	+#define LORA_SYMBOL_TIMEOUT 0 // Symbols
	20	+#define LORA_FIX_LENGTH_PAYLOAD_ON false
	21	+#define LORA_IQ_INVERSION_ON false
	22	+
	23	+
	24	+#define RX_TIMEOUT_VALUE 1000
	25	+#define BUFFER_SIZE 30 // Define the payload size here
	26	+
	27	+float tem,hum;
	28	+char tem_1[8]={"\0"},hum_1[8]={"\0"};
	29	+char *node_id = "<GW01>"; //From LG01 via web Local Channel settings on MQTT.Please refer <> dataformat in here.
	30	+
	31	+char txpacket[BUFFER_SIZE];
	32	+char rxpacket[BUFFER_SIZE];
	33	+
	34	+double txNumber;
	35	+
	36	+bool lora_idle=true;
	37	+
	38	+static RadioEvents_t RadioEvents;
	39	+void OnTxDone( void );
	40	+void OnTxTimeout( void );
	41	+
	42	+void dhtTem()
	43	+{
	44	+ tem = random(15,40);
	45	+ hum = random(40,80);
	46	+ Serial.println(F("The temperature and humidity:"));
	47	+ Serial.print("[");
	48	+ Serial.print(tem);
	49	+ Serial.print("℃");
	50	+ Serial.print(",");
	51	+ Serial.print(hum);
	52	+ Serial.print("%");
	53	+ Serial.print("]");
	54	+ Serial.println("");
	55	+}
	56	+
	57	+void dhtWrite()
	58	+{
	59	+ char data[50] = "\0";
	60	+ for(int i = 0; i < 50; i++)
	61	+ {
	62	+ data[i] = node_id[i];
	63	+ }
	64	+
	65	+ dtostrf(tem,0,1,tem_1);
	66	+ dtostrf(hum,0,1,hum_1);
	67	+
	68	+ strcat(data,"tem_a=");
	69	+ strcat(data,tem_1);
	70	+ strcat(data,"&hum_a=");
	71	+ strcat(data,hum_1);
	72	+ strcpy((char *)txpacket,data);
	73	+
	74	+ Serial.println((char *)txpacket);
	75	+}
	76	+
	77	+void setup() {
	78	+ Serial.begin(115200);
	79	+ Mcu.begin();
	80	+
	81	+ txNumber=0;
	82	+
	83	+ RadioEvents.TxDone = OnTxDone;
	84	+ RadioEvents.TxTimeout = OnTxTimeout;
	85	+
	86	+ Radio.Init( &RadioEvents );
	87	+ Radio.SetChannel( RF_FREQUENCY );
	88	+ Radio.SetTxConfig( MODEM_LORA, TX_OUTPUT_POWER, 0, LORA_BANDWIDTH,
	89	+ LORA_SPREADING_FACTOR, LORA_CODINGRATE,
	90	+ LORA_PREAMBLE_LENGTH, LORA_FIX_LENGTH_PAYLOAD_ON,
	91	+ true, 0, 0, LORA_IQ_INVERSION_ON, 3000 );
	92	+ }
	93	+
	94	+
	95	+
	96	+void loop()
	97	+{
	98	+ if(lora_idle == true)
	99	+ {
	100	+ delay(5000);
	101	+ txNumber += 0.01;
	102	+ Serial.println(txNumber);
	103	+
	104	+ dhtTem();
	105	+ dhtWrite();
	106	+ Radio.Send( (uint8_t *)txpacket, strlen(txpacket) ); //send the package out
	107	+ lora_idle = false;
	108	+ }
	109	+ Radio.IrqProcess( );
	110	+}
	111	+
	112	+void OnTxDone( void )
	113	+{
	114	+ Serial.println("TX done......");
	115	+ lora_idle = true;
	116	+}
	117	+
	118	+void OnTxTimeout( void )
	119	+{
	120	+ Radio.Sleep( );
	121	+ Serial.println("TX Timeout......");
	122	+ lora_idle = true;
	123	+}
	124	+

Log-Temperature-Sensor-and-send-data-to-Node-red.ino

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	1	+XWiki.Kilight

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...	...	@@ -1,0 +1,150 @@
	1	+#include <SoftwareSerial.h>
	2	+#include <Adafruit_Sensor.h>
	3	+#include <DHT.h>
	4	+#include <DHT_U.h>
	5	+/*
	6	+
	7	+*/
	8	+#define DHTPIN 8 // Digital pin connected to the DHT sensor
	9	+#define DHTTYPE DHT11 // DHT 11
	10	+DHT_Unified dht(DHTPIN, DHTTYPE);
	11	+
	12	+String inputString = ""; // a String to hold incoming data
	13	+bool stringComplete = false; // whether the string is complete
	14	+
	15	+long old_time=millis();
	16	+long new_time;
	17	+
	18	+long uplink_interval=30000; //ms
	19	+
	20	+float DHT11_temp;
	21	+float DHT11_hum;
	22	+
	23	+SoftwareSerial ss(10, 11); // Arduino RX, TX ,
	24	+
	25	+char rxbuff[128];
	26	+uint8_t rxbuff_index=0;
	27	+
	28	+void setup() {
	29	+ // initialize serial
	30	+ Serial.begin(9600);
	31	+
	32	+ ss.begin(9600);
	33	+ ss.listen();
	34	+
	35	+ // reserve 200 bytes for the inputString:
	36	+ inputString.reserve(200);
	37	+
	38	+ dht.begin();
	39	+ sensor_t sensor;
	40	+ dht.temperature().getSensor(&sensor);
	41	+ dht.humidity().getSensor(&sensor);
	42	+
	43	+ ss.println("ATZ");//reset LA66
	44	+}
	45	+
	46	+void loop() {
	47	+
	48	+ while ( ss.available()) {
	49	+ // get the new byte:
	50	+ char inChar = (char) ss.read();
	51	+ // add it to the inputString:
	52	+ inputString += inChar;
	53	+
	54	+ rxbuff[rxbuff_index++]=inChar;
	55	+
	56	+ if(rxbuff_index>128)
	57	+ {
	58	+ rxbuff[rxbuff_index]='\0';
	59	+ rxbuff_index=0;
	60	+ break;
	61	+ }
	62	+
	63	+ // if the incoming character is a newline, set a flag so the main loop can
	64	+ // do something about it:
	65	+ if (inChar == '\n' || inChar == '\r') {
	66	+ stringComplete = true;
	67	+ rxbuff[rxbuff_index]='\0';
	68	+ rxbuff_index=0;
	69	+ }
	70	+ }
	71	+
	72	+ while ( Serial.available()) {
	73	+ // get the new byte:
	74	+ char inChar = (char) Serial.read();
	75	+ // add it to the inputString:
	76	+ inputString += inChar;
	77	+ // if the incoming character is a newline, set a flag so the main loop can
	78	+ // do something about it:
	79	+ if (inChar == '\n' || inChar == '\r') {
	80	+ ss.print(inputString);
	81	+ inputString = "\0";
	82	+ }
	83	+ }
	84	+
	85	+ // print the string when a newline arrives:
	86	+ if (stringComplete) {
	87	+ Serial.print(inputString);
	88	+
	89	+ // clear the string:
	90	+ inputString = "\0";
	91	+ stringComplete = false;
	92	+ }
	93	+
	94	+ new_time = millis();
	95	+
	96	+ if(new_time-old_time>=uplink_interval){
	97	+ old_time = new_time;
	98	+
	99	+ Serial.print(F("\r\n"));
	100	+ // Get temperature event and print its value.
	101	+ sensors_event_t event;
	102	+ dht.temperature().getEvent(&event);
	103	+ if (isnan(event.temperature)) {
	104	+ Serial.println(F("Error reading temperature!"));
	105	+ DHT11_temp=327.67;
	106	+ }
	107	+ else {
	108	+ DHT11_temp=event.temperature;
	109	+
	110	+ if(DHT11_temp>60){
	111	+ DHT11_temp=60;
	112	+ }
	113	+ else if(DHT11_temp<-20){
	114	+ DHT11_temp=-20;
	115	+ }
	116	+ }
	117	+ // Get humidity event and print its value.
	118	+ dht.humidity().getEvent(&event);
	119	+ if (isnan(event.relative_humidity)) {
	120	+ DHT11_hum=327.67;
	121	+ Serial.println(F("Error reading humidity!"));
	122	+ }
	123	+ else {
	124	+ DHT11_hum=event.relative_humidity;
	125	+
	126	+ if(DHT11_hum>100){
	127	+ DHT11_hum=100;
	128	+ }
	129	+ else if(DHT11_hum<0){
	130	+ DHT11_hum=0;
	131	+ }
	132	+ }
	133	+
	134	+ Serial.print(F("Temperature: "));
	135	+ Serial.print(DHT11_temp);
	136	+ Serial.println(F("°C"));
	137	+ Serial.print(F("Humidity: "));
	138	+ Serial.print(DHT11_hum);
	139	+ Serial.println(F("%"));
	140	+ Serial.print(F("\r\n"));
	141	+
	142	+ char sensor_data_buff[128]="\0";
	143	+
	144	+ //confirm status,Fport,payload length,payload(HEX)
	145	+ snprintf(sensor_data_buff,128,"AT+SEND=0,%02X%02X%02X%02X,0,0",(short)(DHT11_temp*100)>>8 & 0xFF,(short)(DHT11_temp*100) & 0xFF,(short)(DHT11_hum*10)>>8 & 0xFF,(short)(DHT11_hum*10) & 0xFF);
	146	+ ss.print(sensor_data_buff);
	147	+ ss.print('\r');
	148	+ }
	149	+}
	150	+

Log-Temperature-Sensor-and-send-data-to-node-red.json

Author

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	1	+XWiki.Kilight

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	1	+10.1 KB

Content

...	...	@@ -1,0 +1,443 @@
	1	+[
	2	+ {
	3	+ "id": "5f10779accc05655",
	4	+ "type": "tab",
	5	+ "label": "serial USB",
	6	+ "disabled": false,
	7	+ "info": "",
	8	+ "env": []
	9	+ },
	10	+ {
	11	+ "id": "4ea60ce4df40717c",
	12	+ "type": "serial in",
	13	+ "z": "5f10779accc05655",
	14	+ "name": "",
	15	+ "serial": "bb1c0e81fd51fa9e",
	16	+ "x": 210,
	17	+ "y": 60,
	18	+ "wires": [
	19	+ [
	20	+ "40eac96a52733f7a",
	21	+ "79722a224bb22c96"
	22	+ ]
	23	+ ]
	24	+ },
	25	+ {
	26	+ "id": "fe5a93a52b6adcf1",
	27	+ "type": "inject",
	28	+ "z": "5f10779accc05655",
	29	+ "name": "AT+SEND=1,hello world,0,3",
	30	+ "props": [
	31	+ {
	32	+ "p": "payload"
	33	+ }
	34	+ ],
	35	+ "repeat": "",
	36	+ "crontab": "",
	37	+ "once": false,
	38	+ "onceDelay": 0.1,
	39	+ "topic": "",
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