Last modified by Kilight Cao on 2024/10/12 08:58
<
From version < 29.1 >
edited by Kilight Cao
on 2022/10/31 13:35
To version < 115.1 >
edited by Kilight Cao
on 2023/05/04 10:15
>
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Summary

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Content
... ... @@ -11,9 +11,13 @@
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** ==
... ... @@ -84,7 +84,6 @@
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  
... ... @@ -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  
... ... @@ -112,13 +112,12 @@
112 112  
113 113  == **2.1 Connects to the network and accesses the gateway Web UI** ==
114 114  
119 +=== **2.1.1 connect the network.** ===
115 115  
116 -== **2.1.1 connect the network.** ==
117 117  
122 +==== (% style="color:blue" %)**Method 1**(%%):  Connect via Ethernet with DHCP IP from the router ====
118 118  
119 -=== (% style="color:blue" %)**Method 1**(%%):  Connect via Ethernet with DHCP IP from the router ===
120 120  
121 -
122 122  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.
... ... @@ -126,31 +126,40 @@
126 126  
127 127  [[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20All%20Gateway%20models/HP0C/WebHome/image-20220622100129-1.png?width=1263&height=332&rev=1.1||alt="image-20220622100129-1.png"]]
128 128  
132 +==== (% style="color:blue" %)**Method 2**(%%):  Connect via LG01v2 Fallback IP ====
129 129  
130 -=== (% style="color:blue" %)**Method 2**(%%):  Connect via WiFi with DHCP IP from the router ===
134 +[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20All%20Gateway%20models/HP0C/WebHome/image-20230107084650-2.png?width=839&height=310&rev=1.1||alt="image-20230107084650-2.png" height="284" width="769"]]
131 131  
132 132  
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"]]
137 +**Steps to connect via fallback IP:**
134 134  
135 -The LG01-V2 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.
139 +~1. Connect the PC's Ethernet port to LG01v2's WAN port
136 136  
141 +2. Configure PC's Ethernet port has IP: 172.31.255.253 and Netmask: 255.255.255.252
137 137  
138 -(% style="color:#037691" %)**Steps to connect via fallback IP:**
143 +Settings ~-~-> Network & Internet ~-~-> Ethernet ~-~-> Change advanced sharing options ~-~-> Double-click"Ethernet" ~-~-> Internet Protocol Version 4 (TCP/IPv4)
139 139  
140 -~1. Connect PC's Ethernet port to LG01-V2's WAN port
145 +As in the below photo:
141 141  
142 -2. Configure PC's Ethernet port has  IP: 172.31.255.253 and Netmask: 255.255.255.252
147 +[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20All%20Gateway%20models/HP0C/WebHome/image-20230413172038-1.png?width=1243&height=732&rev=1.1||alt="image-20230413172038-1.png" height="624" width="1059"]]
143 143  
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"]]
150 +Configure computer Ethernet port steps video: **[[fallback ip.mp4>>url:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20All%20Gateway%20models/HP0C/WebHome/fallback%20ip.mp4?rev=1.1]]**
146 146  
152 +If you still can't access the LG01v2 fallback ip, follow this connection to debug :**[[Trouble Shooting>>url:http://wiki.dragino.com/xwiki/bin/view/Main/User%20Manual%20for%20All%20Gateway%20models/HP0C/#H9.2A0FallbackIPdoesnotwork2Chowcanuserscheck]]**
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.
154 +3. In the PC, use IP address 172.31.255.254 to access the LG01v2 via Web or Console.
149 149  
156 +[[image:image-20230504095502-2.png||height="545" width="1065"]]
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"]]
152 152  
153 153  
160 +==== (% style="color:blue" %)**Method 3**(%%):  Connect via WiFi with DHCP IP from the router ====
161 +
162 +
163 +[[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"]]
164 +
165 +
154 154  Fill in the WiFi information by checking the box and clicking (% style="color:red" %)**Save&Apply**
155 155  
156 156  
... ... @@ -162,35 +162,51 @@
162 162  
163 163  [[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"]]
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  
178 +=== 2.1.2 Access Configure Web UI ===
167 167  
180 +**Web Interface**
181 +
182 +Open a browser on the PC and type the LPS8-V2 ip address (depends on your connect method)
183 +
184 +
185 +[[(% style="background-color:yellow" %)**//http:~~/~~/IP_ADDRESS //**>>http://IP_ADDRESS]](%%) or (% style="background-color:yellow" %)//**[[http:~~/~~/172.31.255.254>>http://172.31.255.254(]]**//(Fallback IP)
186 +
187 +You will see the login interface of LPS8-V2 as shown below.
188 +
189 +The account details for Web Login are:
190 +
191 +(% style="color:#4f81bd" %)**User Name: root**
192 +
193 +(% style="color:#4f81bd" %)**Password:   dragino**
194 +
195 +[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20All%20Gateway%20models/HP0C/WebHome/image-20230106153501-1.png?width=894&height=367&rev=1.1||alt="image-20230106153501-1.png"]]
196 +
197 +
168 168  = **3. Web Configure Pages** =
169 169  
170 170  == **3.1 Home** ==
171 171  
202 +
172 172  //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"]]
205 +[[image:image-20221104155612-1.png||height="497" width="942"]]
175 175  
176 176  
177 177  == **3.2 Network Settings** ==
178 178  
179 -
180 180  === **3.2.1 Network ~-~-> WiFi** ===
181 181  
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"]]
213 +[[image:image-20221104155654-2.png||height="319" width="813"]]
184 184  
185 185  
186 -
187 187  === **3.4.2 Network ~-~-> System Status** ===
188 188  
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"]]
219 +[[image:image-20221104155724-3.png||height="679" width="861"]]
191 191  
192 192  
193 -
194 194  === **3.4.3 Network ~-~-> Firewall** ===
195 195  
196 196  
... ... @@ -197,34 +197,74 @@
197 197  [[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"]]
198 198  
199 199  
200 -
201 201  == **3.5 System** ==
202 202  
203 -
204 204  === **3.5.1  System ~-~-> System Overview** ===
205 205  
206 206  
207 207  Shows the system info:
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"]]
235 +[[image:image-20221104155907-4.png]]
210 210  
211 211  
212 -
213 213  === **3.5.2 System ~-~-> Backup/Restore** ===
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"]]
241 +[[image:image-20221104155928-5.png||height="334" width="880"]]
217 217  
218 218  
244 += (% id="cke_bm_1978S" style="display:none" %)** **(%%)**4. Build in Server** =
219 219  
220 -= **4. How to configure the LA66 module** =
221 221  
247 +The default factory version of LG01-V2 is installed with the built-in Applicant server: (% style="color:blue" %)**Node-Red**
222 222  
223 -== **4.1 Access the LA66 module** ==
224 224  
250 +[[image:image-20221104155949-6.png||height="315" width="1023"]]
225 225  
226 -Users can access the LA66 module by running the following command, then select the option **''serial port setup"**:
227 227  
253 +(% style="color:red" %)**Note:**
254 +
255 + **Path**: System ~-~-> Built-in Server
256 +
257 +
258 +(% style="color:blue" %)**Troubleshooting：**
259 +
260 +**~ 1. URL does not jump properly**
261 +
262 + For the Node-Red, you can use the local IP address and the port is 1880 to access it.
263 +
264 +
265 +== **4.1 Application Server ~-~- Node-Red** ==
266 +
267 +
268 +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.
269 +
270 +
271 +Such as (% style="background-color:yellow" %)__**//http:~/~/dragino-54ff12:1880  or http:~/~/<Local-IPV4-Address>//**__
272 +
273 +
274 +[[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"]]
275 +
276 +
277 += **5. How to configure the Lora Gateway** =
278 +
279 +== **5.1 Configure and Debug LoRa wireless of LG01v2** ==
280 +
281 +
282 +First, the user needs to access the Linux console of LG01v2 via ssh
283 +
284 +IP address:  IP address of LG01v2
285 +
286 +Port:         22
287 +
288 +User Name:      (% style="color:#4f81bd" %)**root**
289 +
290 +Password:         (% style="color:#4f81bd" %)**dragino**(%%) (default)
291 +
292 +[[image:image-20230504100722-3.png||height="228" width="908"]]
293 +
294 +Users can access the Lora configuration page by running the following command, then select the option **''serial port setup"**:
295 +
228 228  (% class="box infomessage" %)
229 229  (((
230 230  **root@dragino-2406ef:~~# minicom -s**
... ... @@ -243,92 +243,190 @@
243 243  )))
244 244  
245 245  
246 -(% style="color:red" %)**Note: Enter the corresponding letter to change the configuration, like A,B,C**(%%)
314 +(% style="color:red" %)**Note: Enter the corresponding letter to change the configuration, like A,B,C**
315 +
316 +
247 247  (% style="color:red" %)[[image:image-20221029174703-3.png]]
248 248  
249 249  
250 250  Enter **AT+CFG **in the interface to get the configuration,
251 251  
252 -[[image:image-20221029172156-1.png||height="315" width="358"]]
253 253  
323 +(% class="box infomessage" %)
324 +(((
325 +**AT+FRE=868.100,868.100  ~-~--> TX and RX frequency
326 +AT+GROUPMOD=0,0  ~-~-->  TX and RX group
327 +AT+BW=0,0  ~-~-->  TX and RX Bandwidth
328 +AT+SF=12,12  ~-~-->  TX and RX Spreading Factor
329 +AT+POWER=14  ~-~-->  TX Power Range
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
335 +AT+SYNCWORD=0  ~-~-->  Syncword(0: private，1: public)
336 +AT+RXMOD=65535,0  ~-~-->  Rx Timeout and Reply mode
337 +AT+RXDAFORM=1**                              
338 +)))
254 254  
255 -== **4.2 Example: LG01v2 Peer-to-Peer** ==
256 256  
341 +== **5.2 Example: LG01v2** ==
257 257  
258 -(% style="color:red" %)**LG01v2 as Receiver: (configured as AT+RXMOD=65535,2)**
343 +=== **5.2.1 Introduce for the example:** ===
259 259  
260 -[[image:image-20221031091652-2.png]]
261 261  
346 +[[image:image-20221104102736-3.png||height="282" width="723"]]
262 262  
263 -(% style="color:red" %)**Sender:**
264 264  
349 +In this example, there are two devices:
265 265  
266 -[[image:image-20221031092053-4.png]]
351 +* **LA66 Shield + UNO + DHT11**: The UNO will get the temperature and humidity and broadcast the value via LoRa protocol.
352 +* **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.
267 267  
354 +=== **5.2.2 Set Up LA66 Shield + UNO** ===
268 268  
269 -Instruction for LA66 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/]]
356 +
357 +==== **Set up LA66 Module** ====
358 +
359 +
360 +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:
361 +
362 +(((
363 +(% style="color:red" %)**LA66 Shield as Sender: **
364 +
365 +(% class="box infomessage" %)
366 +(((
367 +**LA66 Shield configuration:**
368 +
369 +AT+FRE=868.100,868.100  ~-~--> TX and RX frequency set: 868100000
370 +AT+BW=0,0  ~-~--> TX and RX Bandwidth set: 125kHz
371 +AT+SF=12,12  ~-~--> TX and RX Spreading Factor set: SF12
372 +AT+POWER=14  ~-~--> TX Power Range set: 14dBm
373 +AT+CRC=1,1  ~-~--> TX and RX CRC Type
374 +AT+HEADER=0,0  ~-~--> TX and RX Header Type
375 +AT+CR=1,1  ~-~--> TX and RX Coding Rate
376 +AT+IQ=0,0  ~-~--> TX and RX InvertIQ
377 +AT+PREAMBLE=8,8  ~-~--> TX and RX Preamble Length set: 8
378 +AT+SYNCWORD=0  ~-~-->  Syncword**(0: private，1: public)**
379 +AT+RXMOD=6,0  ~-~-->  Rx Timeout and Reply mode
270 270  )))
381 +)))
271 271  
272 272  
273 -= **5. Build in Server** =
274 274  
385 +==== **Set up Arduino UNO** ====
275 275  
276 -The default factory version of LG01-V2 is installed with the built-in Applicant server: (% style="color:blue" %)**Node-Red, and**(%%) LoRaWAN Server: (% style="color:blue" %)**The Things Network - Stack (Open Source 3.19 Version).**
387 +(% id="cke_bm_1033249S" style="display:none" %)** **
277 277  
389 +**Hardware Connection**
278 278  
279 -[[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"]]
391 +(% class="box infomessage" %)
392 +(((
393 +**The DHT11 sensor connects to the LA66 Shield:**
280 280  
395 +**VCC  <~-~--> 3.3V (Red line)**
396 +**DATA <~-~--> PIN8 (Purple line)**
397 +**GND  <~-~--> GND (White line)**
398 +)))
281 281  
282 -(% style="color:red" %)**Note:**
400 +[[image:image-20221108170731-5.png||height="588" width="441"]]
283 283  
284 - **Path**: System ~-~-> Built-in Server
285 285  
286 286  
287 -**Troubleshooting:**
404 +===== **1. Open Arduino IDE** =====
288 288  
289 289  
290 -**~ 1. URL does not jump properly**
407 +[[image:image-20221108172149-6.png||height="650" width="542"]]
291 291  
292 - For the ttn-stack, you can click the update the URL which will update the configuration where change the hostname to the current local IP address as the URL.
293 293  
294 - For the Node-Red, you can use the local IP address and the port is 1880 to access it.
295 295  
411 +===== **2. Open project** =====
296 296  
297 297  
298 -== **5.1 LoRaWAN Network  Server ~-~- The Things Network - Stack (TTN-V3)** ==
414 +Users can download Arduino files from this link: [[attach:Log-Temperature-Sensor-and-send-data-to-Node-red.ino||target="_blank"]]
299 299  
416 +Then click Compile and Upload to LA66 Shield,
300 300  
301 -You can access the gateway's built-in LNS server of (% style="color:blue" %)**The Things Network - Stack **(%%)via the URL( (% style="background-color:yellow" %)__**//http:~/~/<hostname>:8080 or http:~/~/<local-IPV4-address> //**__(%%)) in your browser.
418 +[[image:image-20221108172432-7.png]]
302 302  
303 -Such as  (% style="background-color:yellow" %)__**//http:~/~/dragino-54ff12:8080  or http:~/~/<Local-IPV4-Address>//**__
304 304  
305 305  
306 -Login account:
422 +===== **3. Open the Serial Monitor to check the LA66 Shield data** =====
307 307  
308 -**User ID: ** ** (% style="background-color:yellow" %)admin(%%)**
309 309  
310 -**Password: ** ** (% style="background-color:yellow" %)dragino(%%)**
425 +The UNO will now reads the temperature and humidity data from the sensor and broadcast it via LoRa wireless,
311 311  
427 +[[image:image-20221108174840-8.png||height="731" width="671"]]
312 312  
313 -[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20All%20Gateway%20models/HP0C/WebHome/image-20220725171719-1.png?width=769&height=570&rev=1.1||alt="image-20220725171719-1.png"]]
314 314  
315 315  
431 +Sending out data as below.
316 316  
317 -== **5.2 Application Server ~-~- Node-Red** ==
433 +[[image:image-20221108175113-9.png||height="556" width="998"]]
318 318  
319 319  
320 -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.
436 +=== **5.2.3 Set Up LG01v2** ===
321 321  
322 322  
323 -Such as (% style="background-color:yellow" %)__**//http:~/~/dragino-54ff12:1880  or http:~/~/<Local-IPV4-Address>//**__
439 +Configure LG01v2 LoRa channel parameters so it can get data from LA66 Shield
324 324  
441 +(% style="color:red; font-weight:bold" %)**LG01v**(% style="color:red" %)**2 as Receiver: (configured as AT+RXMOD=65535,2)**
325 325  
326 -[[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"]]
443 +(% class="box infomessage" %)
444 +(((
445 +**LG01-V2 configuration:**
327 327  
447 +AT+FRE=868.100,868.100  ~-~--> TX and RX frequency set: 868100000
448 +AT+BW=0,0  ~-~--> TX and RX Bandwidth set: 125kHz
449 +AT+SF=12,12  ~-~--> TX and RX Spreading Factor set: SF12
450 +AT+POWER=14  ~-~--> TX Power Range set: 14dBm
451 +AT+CRC=1,1  ~-~--> TX and RX CRC Type
452 +AT+HEADER=0,0  ~-~--> TX and RX Header Type
453 +AT+CR=1,1  ~-~--> TX and RX Coding Rate
454 +AT+IQ=0,0  ~-~--> TX and RX InvertIQ
455 +AT+PREAMBLE=8,8  ~-~--> TX and RX Preamble Length set: 8
456 +AT+SYNCWORD=0  ~-~-->  Syncword**(0: private，1: public)**
457 +AT+RXMOD=65535,2  ~-~-->  Rx Timeout and Reply mode, RX window always open**(0:No ACK, 1:Reply mode, 2:Send an ACK once got a message from another device. ACK Content is 0x00 FF )**
458 +)))
328 328  
329 -= (% style="color:inherit; font-family:inherit; font-size:29px" %)**6. How users can access LG01v2 using serial USB**(%%) =
330 330  
461 +=== **5.2.4 Test result** ===
331 331  
463 +
464 +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).**
465 +)))
466 +
467 +When LG01v2 replies with ACK when it receives a packet sent by LA66 sheild.
468 +
469 +[[image:image-20221108164413-2.png]]
470 +
471 +
472 +
473 +In the real-time log of LG01v2：
474 +
475 +[[image:image-20221108170314-3.png]]
476 +
477 +
478 +=== **5.2.5 Plot data chart in LG01v2** ===
479 +
480 +
481 +User can plot the temperature and humidity chat via LG01v2 built-in IoT server.
482 +
483 +User can import this example in Node-Red: [[attach:Log-Temperature-Sensor-and-send-data-to-Node-red.json||target="_blank"]]
484 +
485 +[[image:image-20221108180334-10.png||height="651" width="1141"]]
486 +
487 +
488 +The temperature and humidity chart is displayed in the built-in node-red UI
489 +
490 +**Browser input: (% style="background-color:yellow" %)__//http:~/~/<local-IPV4-address>//__(%%)**
491 +
492 +[[image:image-20221108180458-11.png||height="402" width="1137"]]
493 +
494 +
495 += (% 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(%%)** =
496 +
497 +
332 332  (% style="color:blue" %)**USB TTL to LG01v2  Connection:**
333 333  
334 334  
... ... @@ -355,19 +355,139 @@
355 355  
356 356  [[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"]]
357 357  
524 +
358 358  [[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"]]
359 359  
360 360  
361 -= **7. FAQ** =
528 += **7. OTA System Update** =
362 362  
363 363  
364 -7.1
531 +LG01v2 supports system auto update via OTA, please see **[[this URL>>url:http://wiki.dragino.com/xwiki/bin/view/OTA%20Update/]]** for the detail of this feature.
365 365  
366 366  
367 -= (% style="color:inherit; font-family:inherit; font-size:29px" %)**8. Supports**(%%) =
534 += **8. FAQ** =
368 368  
536 +== **8.1 How does LG01v2 communicate with Lora shield (LoRa.h)** ==
369 369  
538 +
539 +This example describes how to use LG01v2, LoRa Shield to set up a LoRa network,
540 +
541 +[[image:image-20221103152238-8.png||height="251" width="654"]]
542 +
543 +
544 +(% style="color:red" %)**Prerequisites: The configurations of LG01v2 and Lora shield must match**
545 +
546 +**LG01v2 configuration:**
547 +
548 +(% class="box infomessage" %)
370 370  (((
550 +AT+FRE=868.100,868.100  ~-~--> TX and RX frequency set: 868100000
551 +AT+BW=0,0  ~-~--> TX and RX Bandwidth set: 125kHz
552 +AT+SF=12,12  ~-~--> TX and RX Spreading Factor set: SF12
553 +AT+POWER=14  ~-~--> TX Power Range
554 +AT+CRC=1,1  ~-~--> TX and RX CRC Type
555 +AT+HEADER=0,0  ~-~--> TX and RX Header Type
556 +AT+CR=1,1  ~-~--> TX and RX Coding Rate
557 +AT+IQ=0,0  ~-~--> TX and RX InvertIQ
558 +AT+PREAMBLE=8,8  ~-~--> TX and RX Preamble Length set: 8
559 +AT+SYNCWORD=0  ~-~-->  Syncword**(0: private，1: public), **the corresponding Lora shield syncword is 0x12
560 +AT+RXMOD=65535,0  ~-~-->  Rx Timeout and Reply mode,RX window always open
561 +AT+RXDAFORM=1    
562 +)))
563 +
564 +
565 +
566 +**Lora shield configuration:**
567 +
568 +Lora Shield example: [[attach:LoRa_Shield_Sketch_For_MQTT.ino||target="_blank"]] , [[attach:arduino-LoRa-master.zip||target="_blank"]]
569 +
570 +[[image:image-20221101161318-2.png]]
571 +
572 +
573 +
574 +**Test LG01v2 to receive Lora Shield data:**
575 +
576 +[[image:image-20221101161951-3.png]]
577 +
578 +
579 +
580 +**Test the LG01v2 to send data:**
581 +
582 +[[image:image-20221101162527-4.png]]
583 +
584 +
585 +== **8.2 How does LG01v2 communicate with Heltec LoRa Node** ==
586 +
587 +
588 +This example describes how to use LG01v2 and Heltec LoRa Node to set up a LoRa network,
589 +
590 +[[image:image-20221112161111-2.png||height="258" width="692"]]
591 +
592 +(% style="color:red" %)**Prerequisites: The configurations of LG01v2 and Lora shield must match**
593 +
594 +
595 +**LG01v2 configuration:**
596 +
597 +(% class="box infomessage" %)
598 +(((
599 +AT+FRE=868.100,868.100  ~-~--> TX and RX frequency set: 868100000
600 +AT+BW=0,0  ~-~--> TX and RX Bandwidth set: 125kHz
601 +AT+SF=12,12  ~-~--> TX and RX Spreading Factor set: SF12
602 +AT+POWER=14  ~-~--> TX Power Range
603 +AT+CRC=1,1  ~-~--> TX and RX CRC Type
604 +AT+HEADER=0,0  ~-~--> TX and RX Header Type
605 +AT+CR=1,1  ~-~--> TX and RX Coding Rate
606 +AT+IQ=0,0  ~-~--> TX and RX InvertIQ
607 +AT+PREAMBLE=8,8  ~-~--> TX and RX Preamble Length set: 8
608 +AT+SYNCWORD=0  ~-~-->  Syncword**(0: private，1: public), **the corresponding Lora shield syncword is 0x12
609 +AT+RXMOD=65535,0  ~-~-->  Rx Timeout and Reply mode,RX window always open
610 +AT+RXDAFORM=1  ~-~--> RX data format**（0: Hex ,1: String）**
611 +)))
612 +
613 +
614 +After we upload the sketch to Heltec LoRa Node, we can see below output from Arduino.
615 +
616 +Lora Shield example: [[attach:LoRa_send_trial.ino||target="_blank"]]
617 +
618 +[[image:image-20221112162733-3.png||height="524" width="927"]]
619 +
620 +
621 +And we can see the logread of gateway as below, means the packet arrive gateway:
622 +
623 +[[image:image-20221112163119-4.png||height="808" width="560"]]
624 +
625 +
626 += **9. OTA System Update** =
627 +
628 +LG01v2 supports system auto update via OTA, please see **[[this URL>>url:http://wiki.dragino.com/xwiki/bin/view/OTA%20Update/]]** for the detail of this feature.
629 +
630 +
631 += **10. Trouble Shooting** =
632 +
633 +== 10.1  Fallback IP does not work, how can users check ==
634 +
635 +When the computer has completed the above fallback IP configuration,the LG01v2 Web UI is still not accessible via fallback IP.
636 +
637 +
638 +**1.Check whether the configuration is correct**
639 +
640 +Run the CMD command to ipconfig and ping 172.31.255.254.
641 +
642 +If this fails, the user needs to reconfigure.
643 +
644 +[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20All%20Gateway%20models/HP0C/WebHome/image-20230413170224-3.png?width=707&height=433&rev=1.1||alt="image-20230413170224-3.png"]]
645 +
646 +[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20All%20Gateway%20models/HP0C/WebHome/image-20230413170246-4.png?rev=1.1||alt="image-20230413170246-4.png"]]
647 +
648 +**2. Check whether the firewall is disabled**
649 +
650 +If the firewall is not down, this will affect access to the gateway.
651 +
652 +
653 += (% style="color:inherit; font-family:inherit; font-size:29px" %)**11. Supports**(%%) =
654 +
655 +
656 +(((
371 371  **//If you are experiencing issues and can't solve them, you can send mail to [[support@dragino.com>>mailto:support@dragino.com]].//**
372 372  )))
373 373  
... ... @@ -375,29 +375,24 @@
375 375  **//With your question as detailed as possible. We will reply and help you in the shortest.//**
376 376  
377 377  
664 += **12. Reference** =
378 378  
379 -= **9. Reference** =
380 380  
667 +* Install Tago Core: Refer **Install Tago Core in LG01v2** in[[ Instruction>>doc:Main.Tago\.IO.WebHome]].
668 +* [[Advance OS Reference Guide for L>>doc:Main.Armbian OS instruction.WebHome]]G01v2.
381 381  
382 -* Install Tago Core: Refer **Install Tago Core in LPS8v2** in[[ Instruction>>doc:Main.Tago\.IO.WebHome]].
383 -* [[Advance OS Reference Guide for LPS8v2>>doc:Main.Armbian OS instruction.WebHome]].
384 -
385 385  
386 386  )))
387 387  
388 -= **10. Order Info** =
673 += **13. Order Info** =
389 389  
390 390  
391 -(% style="color:#0000ff" %)**LPS8v2-XXX-YYY**
676 +(% style="color:#0000ff" %)**LG01v2-XXX-YYY**
392 392  
393 393  (% style="color:#0000ff" %)**XXX**(% style="color:black" %): Frequency Band
394 394  
395 -* (% style="color:red" %)**AS923**(%%): LoRaWAN AS923 band
396 -* (% style="color:red" %)**AU915**(%%): LoRaWAN AU915 band
397 -* (% style="color:red" %)**EU868**(%%): LoRaWAN EU868 band
398 -* (% style="color:red" %)**KR920**(%%): LoRaWAN KR920 band
399 -* (% style="color:red" %)**US915**(%%): LoRaWAN US915 band
400 -* (% style="color:red" %)**IN865**(%%):  LoRaWAN IN865 band
680 +* (% style="color:red" %)**868**(%%): For frequency : 863 ~~ 870Mhz
681 +* (% style="color:red" %)**915**(%%): For frequency : 902 ~~ 928Mhz
401 401  
402 402  (% style="color:#0000ff" %)**YYY**(% style="color:black" %): 4G Cellular Option
403 403  
... ... @@ -409,10 +409,9 @@
409 409  More info about valid bands, please see [[EC25-E product page>>url:https://www.quectel.com/product/ec25.htm]].
410 410  
411 411  
693 += **14. Manufacturer Info** =
412 412  
413 -= **10. Manufacturer Info** =
414 414  
415 -
416 416  **Shenzhen Dragino Technology Development co. LTD**
417 417  
418 418  Room 202, Block B, BCT Incubation Bases (BaoChengTai),  No.8 CaiYunRoad
... ... @@ -420,10 +420,9 @@
420 420  LongCheng Street, LongGang District ; Shenzhen 518116,China
421 421  
422 422  
703 += **15. FCC Warning** =
423 423  
424 -= **11. FCC Warning** =
425 425  
426 -
427 427  (((
428 428  This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to Part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference in a residential installation. This equipment generates uses and can radiate radio frequency energy and, if not installed and used in accordance with the instructions, may cause harmful interference to radio communications. However, there is no guarantee that interference will not occur in a particular installation. If this equipment does cause harmful interference to radio or television reception, which can be determined by turning the equipment off and on, the user is encouraged to try to correct the interference by one or more of the following measures:
429 429  )))
... ... @@ -453,7 +453,6 @@
453 453  (((
454 454  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.
455 455  
735 +
456 456  
457 457  )))
458 -
459 -~)~)~)
1667456058832-484.png
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LoRa_Shield_Sketch_For_MQTT.ino
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1 +#include <SPI.h>
2 +#include <LoRa.h>
3 +
4 +// This is the LoRa Node side sketch for the MQTT example: http://wiki.dragino.com/index.php?title=MQTT_Forward_Instruction#Example_to_communicate_to_a_simple_MQTT_server
5 +
6 +float tem,hum;
7 +char tem_1[8]={"\0"},hum_1[8]={"\0"};
8 +char *node_id = "<4567>"; //From LG01 via web Local Channel settings on MQTT.Please refer <> dataformat in here.
9 +uint8_t datasend[36];
10 +unsigned int count = 1;
11 +unsigned long new_time,old_time=0;
12 +
13 +void setup()
14 +{
15 + Serial.begin(9600);
16 + while (!Serial);
17 + Serial.println(F("Start MQTT Example"));
18 + if (!LoRa.begin(868100000)) //868000000 is frequency
19 + {
20 + Serial.println("Starting LoRa failed!");
21 + while (1);
22 + }
23 + // Setup Spreading Factor (6 ~ 12)
24 + LoRa.setSpreadingFactor(12);
25 +
26 + // Setup BandWidth, option: 7800,10400,15600,20800,31250,41700,62500,125000,250000,500000
27 + //Lower BandWidth for longer distance.
28 + LoRa.setSignalBandwidth(125000);
29 +
30 + // Setup Coding Rate:5(4/5),6(4/6),7(4/7),8(4/8)
31 + LoRa.setCodingRate4(5);
32 + LoRa.setSyncWord(0x12);
33 + void disableCrc();
34 + LoRa.disableInvertIQ();
35 + LoRa.explicitHeaderMode();
36 + Serial.println("LoRa init succeeded.");
37 + LoRa.onReceive(onReceive);
38 + LoRa.receive();
39 +}
40 +
41 +void dhtTem()
42 +{
43 + tem = random(15,40);
44 + hum = random(40,80);
45 + Serial.println(F("The temperature and humidity:"));
46 + Serial.print("[");
47 + Serial.print(tem);
48 + Serial.print("℃");
49 + Serial.print(",");
50 + Serial.print(hum);
51 + Serial.print("%");
52 + Serial.print("]");
53 + Serial.println("");
54 +}
55 +void dhtWrite()
56 +{
57 + char data[50] = "\0";
58 + //for(int i = 0; i < 50; i++)
59 + //{
60 + // data[i] = node_id[i];
61 + //}
62 +
63 + dtostrf(tem,0,1,tem_1);
64 + dtostrf(hum,0,1,hum_1);
65 +
66 + // Serial.println(tem_1);
67 + strcat(data,"tem=");
68 + strcat(data,tem_1);
69 + strcat(data,"&hum=");
70 + strcat(data,hum_1);
71 + strcpy((char *)datasend,data);
72 +
73 + //Serial.println((char *)datasend);
74 + //Serial.println(sizeof datasend);
75 +
76 +}
77 +
78 +
79 +void SendData()
80 +{
81 + LoRa.beginPacket();
82 + LoRa.print((char *)datasend);
83 + LoRa.endPacket();
84 + Serial.println("Packet Sent");
85 +}
86 +
87 +
88 +
89 +void loop()
90 +{
91 + new_time=millis();
92 + if (new_time - old_time >= 30000 || old_time == 0)
93 + {
94 + old_time = new_time;
95 + Serial.print("########### ");
96 + Serial.print("COUNT=");
97 + Serial.print(count);
98 + Serial.println(" ###########");
99 + count++;
100 + dhtTem();
101 + dhtWrite();
102 + SendData();
103 + LoRa.receive();
104 + }
105 +}
106 +
107 +void onReceive(int packetSize) {
108 +
109 + // received a packet
110 + Serial.print("Received packet : ");
111 +
112 + // read packet
113 + for (int i = 0; i < packetSize; i++) {
114 + Serial.print((char)LoRa.read());
115 + }
116 + Serial.print("\n\r");
117 +}
118 +
LoRa_send_trial.ino
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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 +#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
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Log-Temperature-Sensor-and-send-data-to-node-red.json
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