Last modified by Kilight Cao on 2024/10/12 08:58
<
From version < 24.1 >
edited by Kilight Cao
on 2022/10/31 09:48
To version < 116.1 >
edited by Kilight Cao
on 2023/05/04 10:18
>
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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  
... ... @@ -101,10 +101,9 @@
101 101   //**LED status: ** ETH LED will SOLID BULE Until the restore is finished.//
102 102  
103 103  
109 += **2. Quick Start** =
104 104  
105 -= ** 2. Quick Start** =
106 106  
107 -
108 108  The LG01-V2 supports network access via Ethernet or Wi-Fi connection and runs without a network.
109 109  
110 110  In most cases, the first thing you need to do is make the LG01-v2 accessible to the network.
... ... @@ -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 +126,41 @@
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
141 141  
142 -2. Configure PC's Ethernet port has  IP: 172.31.255.253 and Netmask: 255.255.255.252
146 +As in the below photo:
143 143  
148 +[[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"]]
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  
151 +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]]**
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.
153 +If you still can't access the LG01v2 fallback ip, follow this connection to debug :**[[Trouble Shooting>>http://wiki.dragino.com/xwiki/bin/view/Main/User%20Manual%20for%20All%20Gateway%20models/LG01v2/#H10.1A0FallbackIPdoesnotwork2Chowcanuserscheck]]**
149 149  
155 +3. In the PC, use IP address 172.31.255.254 to access the LG01v2 via Web or Console.
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"]]
157 +[[image:image-20230504095502-2.png||height="545" width="1065"]]
152 152  
153 153  
160 +
161 +==== (% style="color:blue" %)**Method 3**(%%):  Connect via WiFi with DHCP IP from the router ====
162 +
163 +
164 +[[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"]]
165 +
166 +
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  
179 +=== 2.1.2 Access Configure Web UI ===
167 167  
181 +**Web Interface**
182 +
183 +Open a browser on the PC and type the LPS8-V2 ip address (depends on your connect method)
184 +
185 +
186 +[[(% 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)
187 +
188 +You will see the login interface of LPS8-V2 as shown below.
189 +
190 +The account details for Web Login are:
191 +
192 +(% style="color:#4f81bd" %)**User Name: root**
193 +
194 +(% style="color:#4f81bd" %)**Password:   dragino**
195 +
196 +[[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"]]
197 +
198 +
168 168  = **3. Web Configure Pages** =
169 169  
170 170  == **3.1 Home** ==
171 171  
203 +
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"]]
206 +[[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"]]
214 +[[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"]]
220 +[[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  
... ... @@ -197,86 +197,276 @@
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"]]
236 +[[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"]]
242 +[[image:image-20221104155928-5.png||height="334" width="880"]]
217 217  
218 218  
245 += (% id="cke_bm_1978S" style="display:none" %)** **(%%)**4. Build in Server** =
219 219  
220 -= **4. Build-in Server** =
221 221  
248 +The default factory version of LG01-V2 is installed with the built-in Applicant server: (% style="color:blue" %)**Node-Red**
222 222  
223 -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).**
224 224  
251 +[[image:image-20221104155949-6.png||height="315" width="1023"]]
225 225  
226 -[[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"]]
227 227  
228 -
229 229  (% style="color:red" %)**Note:**
230 230  
231 231   **Path**: System ~-~-> Built-in Server
232 232  
233 233  
234 -**Troubleshooting:**
259 +(% style="color:blue" %)**Troubleshooting：**
235 235  
236 -
237 237  **~ 1. URL does not jump properly**
238 238  
239 - 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.
240 -
241 241   For the Node-Red, you can use the local IP address and the port is 1880 to access it.
242 242  
243 243  
266 +== **4.1 Application Server ~-~- Node-Red** ==
244 244  
245 -== **4.1 LoRaWAN Network  Server ~-~- The Things Network - Stack (TTN-V3)** ==
246 246  
269 +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.
247 247  
248 -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.
249 249  
250 -Such as  (% style="background-color:yellow" %)__**//http:~/~/dragino-54ff12:8080  or http:~/~/<Local-IPV4-Address>//**__
272 +Such as (% style="background-color:yellow" %)__**//http:~/~/dragino-54ff12:1880  or http:~/~/<Local-IPV4-Address>//**__
251 251  
252 252  
253 -Login account:
275 +[[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"]]
254 254  
255 -**User ID: ** ** (% style="background-color:yellow" %)admin(%%)**
256 256  
257 -**Password: ** ** (% style="background-color:yellow" %)dragino(%%)**
278 += **5. How to configure the Lora Gateway** =
258 258  
280 +== **5.1 Configure and Debug LoRa wireless of LG01v2** ==
259 259  
260 -[[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"]]
261 261  
283 +First, the user needs to access the Linux console of LG01v2 via ssh
262 262  
285 +IP address:  IP address of LG01v2
263 263  
264 -== **4.2 Application Server ~-~- Node-Red** ==
287 +Port:         22
265 265  
289 +User Name:      (% style="color:#4f81bd" %)**root**
266 266  
267 -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.
291 +Password:         (% style="color:#4f81bd" %)**dragino**(%%) (default)
268 268  
293 +[[image:image-20230504100722-3.png||height="228" width="908"]]
269 269  
270 -Such as (% style="background-color:yellow" %)__**//http:~/~/dragino-54ff12:1880  or http:~/~/<Local-IPV4-Address>//**__
295 +Users can access the Lora configuration page by running the following command, then select the option **''serial port setup"**:
271 271  
297 +(% class="box infomessage" %)
298 +(((
299 +**root@dragino-2406ef:~~# minicom -s**
300 +)))
272 272  
273 -[[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"]]
302 +[[image:image-20221029174637-2.png||height="410" width="524"]]
274 274  
275 275  
305 +And then, change the setting:
276 276  
277 -= **5. How users can access LG01v2 using serial USB** =
307 +(% class="box infomessage" %)
308 +(((
309 +**Serial Device :** **/dev/ttyUSB0**
278 278  
311 +**Bps/Par/Bits : 9600 8N1**
312 +)))
279 279  
314 +
315 +(% style="color:red" %)**Note: Enter the corresponding letter to change the configuration, like A,B,C**
316 +
317 +
318 +(% style="color:red" %)[[image:image-20221029174703-3.png]]
319 +
320 +
321 +Enter **AT+CFG **in the interface to get the configuration,
322 +
323 +
324 +(% class="box infomessage" %)
325 +(((
326 +**AT+FRE=868.100,868.100  ~-~--> TX and RX frequency
327 +AT+GROUPMOD=0,0  ~-~-->  TX and RX group
328 +AT+BW=0,0  ~-~-->  TX and RX Bandwidth
329 +AT+SF=12,12  ~-~-->  TX and RX Spreading Factor
330 +AT+POWER=14  ~-~-->  TX Power Range
331 +AT+CRC=1,1  ~-~-->  TX and RX CRC Type
332 +AT+HEADER=0,0  ~-~-->  TX and RX Header Type
333 +AT+CR=1,1  ~-~-->  TX and RX Coding Rate
334 +AT+IQ=0,0  ~-~-->  TX and RX InvertIQ
335 +AT+PREAMBLE=8,8  ~-~-->  TX and RX Preamble Length
336 +AT+SYNCWORD=0  ~-~-->  Syncword(0: private，1: public)
337 +AT+RXMOD=65535,0  ~-~-->  Rx Timeout and Reply mode
338 +AT+RXDAFORM=1**                              
339 +)))
340 +
341 +
342 +== **5.2 Example: LG01v2** ==
343 +
344 +=== **5.2.1 Introduce for the example:** ===
345 +
346 +
347 +[[image:image-20221104102736-3.png||height="282" width="723"]]
348 +
349 +
350 +In this example, there are two devices:
351 +
352 +* **LA66 Shield + UNO + DHT11**: The UNO will get the temperature and humidity and broadcast the value via LoRa protocol.
353 +* **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.
354 +
355 +=== **5.2.2 Set Up LA66 Shield + UNO** ===
356 +
357 +
358 +==== **Set up LA66 Module** ====
359 +
360 +
361 +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:
362 +
363 +(((
364 +(% style="color:red" %)**LA66 Shield as Sender: **
365 +
366 +(% class="box infomessage" %)
367 +(((
368 +**LA66 Shield configuration:**
369 +
370 +AT+FRE=868.100,868.100  ~-~--> TX and RX frequency set: 868100000
371 +AT+BW=0,0  ~-~--> TX and RX Bandwidth set: 125kHz
372 +AT+SF=12,12  ~-~--> TX and RX Spreading Factor set: SF12
373 +AT+POWER=14  ~-~--> TX Power Range set: 14dBm
374 +AT+CRC=1,1  ~-~--> TX and RX CRC Type
375 +AT+HEADER=0,0  ~-~--> TX and RX Header Type
376 +AT+CR=1,1  ~-~--> TX and RX Coding Rate
377 +AT+IQ=0,0  ~-~--> TX and RX InvertIQ
378 +AT+PREAMBLE=8,8  ~-~--> TX and RX Preamble Length set: 8
379 +AT+SYNCWORD=0  ~-~-->  Syncword**(0: private，1: public)**
380 +AT+RXMOD=6,0  ~-~-->  Rx Timeout and Reply mode
381 +)))
382 +)))
383 +
384 +
385 +
386 +==== **Set up Arduino UNO** ====
387 +
388 +(% id="cke_bm_1033249S" style="display:none" %)** **
389 +
390 +**Hardware Connection**
391 +
392 +(% class="box infomessage" %)
393 +(((
394 +**The DHT11 sensor connects to the LA66 Shield:**
395 +
396 +**VCC  <~-~--> 3.3V (Red line)**
397 +**DATA <~-~--> PIN8 (Purple line)**
398 +**GND  <~-~--> GND (White line)**
399 +)))
400 +
401 +[[image:image-20221108170731-5.png||height="588" width="441"]]
402 +
403 +
404 +
405 +===== **1. Open Arduino IDE** =====
406 +
407 +
408 +[[image:image-20221108172149-6.png||height="650" width="542"]]
409 +
410 +
411 +
412 +===== **2. Open project** =====
413 +
414 +
415 +Users can download Arduino files from this link: [[attach:Log-Temperature-Sensor-and-send-data-to-Node-red.ino||target="_blank"]]
416 +
417 +Then click Compile and Upload to LA66 Shield,
418 +
419 +[[image:image-20221108172432-7.png]]
420 +
421 +
422 +
423 +===== **3. Open the Serial Monitor to check the LA66 Shield data** =====
424 +
425 +
426 +The UNO will now reads the temperature and humidity data from the sensor and broadcast it via LoRa wireless,
427 +
428 +[[image:image-20221108174840-8.png||height="731" width="671"]]
429 +
430 +
431 +
432 +Sending out data as below.
433 +
434 +[[image:image-20221108175113-9.png||height="556" width="998"]]
435 +
436 +
437 +=== **5.2.3 Set Up LG01v2** ===
438 +
439 +
440 +Configure LG01v2 LoRa channel parameters so it can get data from LA66 Shield
441 +
442 +(% style="color:red; font-weight:bold" %)**LG01v**(% style="color:red" %)**2 as Receiver: (configured as AT+RXMOD=65535,2)**
443 +
444 +(% class="box infomessage" %)
445 +(((
446 +**LG01-V2 configuration:**
447 +
448 +AT+FRE=868.100,868.100  ~-~--> TX and RX frequency set: 868100000
449 +AT+BW=0,0  ~-~--> TX and RX Bandwidth set: 125kHz
450 +AT+SF=12,12  ~-~--> TX and RX Spreading Factor set: SF12
451 +AT+POWER=14  ~-~--> TX Power Range set: 14dBm
452 +AT+CRC=1,1  ~-~--> TX and RX CRC Type
453 +AT+HEADER=0,0  ~-~--> TX and RX Header Type
454 +AT+CR=1,1  ~-~--> TX and RX Coding Rate
455 +AT+IQ=0,0  ~-~--> TX and RX InvertIQ
456 +AT+PREAMBLE=8,8  ~-~--> TX and RX Preamble Length set: 8
457 +AT+SYNCWORD=0  ~-~-->  Syncword**(0: private，1: public)**
458 +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 )**
459 +)))
460 +
461 +
462 +=== **5.2.4 Test result** ===
463 +
464 +
465 +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).**
466 +)))
467 +
468 +When LG01v2 replies with ACK when it receives a packet sent by LA66 sheild.
469 +
470 +[[image:image-20221108164413-2.png]]
471 +
472 +
473 +
474 +In the real-time log of LG01v2：
475 +
476 +[[image:image-20221108170314-3.png]]
477 +
478 +
479 +=== **5.2.5 Plot data chart in LG01v2** ===
480 +
481 +
482 +User can plot the temperature and humidity chat via LG01v2 built-in IoT server.
483 +
484 +User can import this example in Node-Red: [[attach:Log-Temperature-Sensor-and-send-data-to-Node-red.json||target="_blank"]]
485 +
486 +[[image:image-20221108180334-10.png||height="651" width="1141"]]
487 +
488 +
489 +The temperature and humidity chart is displayed in the built-in node-red UI
490 +
491 +**Browser input: (% style="background-color:yellow" %)__//http:~/~/<local-IPV4-address>//__(%%)**
492 +
493 +[[image:image-20221108180458-11.png||height="402" width="1137"]]
494 +
495 +
496 += (% 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(%%)** =
497 +
498 +
280 280  (% style="color:blue" %)**USB TTL to LG01v2  Connection:**
281 281  
282 282  
... ... @@ -303,83 +303,138 @@
303 303  
304 304  [[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"]]
305 305  
525 +
306 306  [[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"]]
307 307  
308 -= **3. How to configure the LA66 module** =
309 309  
529 += **7. OTA System Update** =
310 310  
311 -== **3.1 Access the LA66 module** ==
312 312  
532 +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.
313 313  
314 -Users can access the LA66 module by running the following command, then select the option **''serial port setup"**:
315 315  
535 += **8. FAQ** =
536 +
537 +== **8.1 How does LG01v2 communicate with Lora shield (LoRa.h)** ==
538 +
539 +
540 +This example describes how to use LG01v2, LoRa Shield to set up a LoRa network,
541 +
542 +[[image:image-20221103152238-8.png||height="251" width="654"]]
543 +
544 +
545 +(% style="color:red" %)**Prerequisites: The configurations of LG01v2 and Lora shield must match**
546 +
547 +**LG01v2 configuration:**
548 +
316 316  (% class="box infomessage" %)
317 317  (((
318 -**root@dragino-2406ef:~~# minicom -s**
551 +AT+FRE=868.100,868.100  ~-~--> TX and RX frequency set: 868100000
552 +AT+BW=0,0  ~-~--> TX and RX Bandwidth set: 125kHz
553 +AT+SF=12,12  ~-~--> TX and RX Spreading Factor set: SF12
554 +AT+POWER=14  ~-~--> TX Power Range
555 +AT+CRC=1,1  ~-~--> TX and RX CRC Type
556 +AT+HEADER=0,0  ~-~--> TX and RX Header Type
557 +AT+CR=1,1  ~-~--> TX and RX Coding Rate
558 +AT+IQ=0,0  ~-~--> TX and RX InvertIQ
559 +AT+PREAMBLE=8,8  ~-~--> TX and RX Preamble Length set: 8
560 +AT+SYNCWORD=0  ~-~-->  Syncword**(0: private，1: public), **the corresponding Lora shield syncword is 0x12
561 +AT+RXMOD=65535,0  ~-~-->  Rx Timeout and Reply mode,RX window always open
562 +AT+RXDAFORM=1    
319 319  )))
320 320  
321 -[[image:image-20221029174637-2.png||height="410" width="524"]]
322 322  
323 323  
324 -And then, change the setting:
567 +**Lora shield configuration:**
325 325  
326 -(% class="box infomessage" %)
327 -(((
328 -**Serial Device :** **/dev/ttyUSB0**
569 +Lora Shield example: [[attach:LoRa_Shield_Sketch_For_MQTT.ino||target="_blank"]] , [[attach:arduino-LoRa-master.zip||target="_blank"]]
329 329  
330 -**Bps/Par/Bits : 9600 8N1**
331 -)))
571 +[[image:image-20221101161318-2.png]]
332 332  
333 333  
334 -(% style="color:red" %)**Note: Enter the corresponding letter to change the configuration, like A,B,C**(%%)
335 -(% style="color:red" %)[[image:image-20221029174703-3.png]]
336 336  
575 +**Test LG01v2 to receive Lora Shield data:**
337 337  
338 -Enter **AT+CFG **in the interface to get the configuration,
577 +[[image:image-20221101161951-3.png]]
339 339  
340 -[[image:image-20221029172156-1.png||height="315" width="358"]]
341 341  
342 342  
343 -LG01v2 Peer-to-Peer example:
581 +**Test the LG01v2 to send data:**
344 344  
345 -(% style="color:red" %)**LG01v2 as Receiver: (configured as AT+RXMOD=65535,2)**
583 +[[image:image-20221101162527-4.png]]
346 346  
347 -[[image:image-20221031091652-2.png]]
348 348  
586 +== **8.2 How does LG01v2 communicate with Heltec LoRa Node** ==
349 349  
350 -(% style="color:red" %)**Sender:**
351 351  
589 +This example describes how to use LG01v2 and Heltec LoRa Node to set up a LoRa network,
352 352  
353 -[[image:image-20221031092053-4.png]]
591 +[[image:image-20221112161111-2.png||height="258" width="692"]]
354 354  
593 +(% style="color:red" %)**Prerequisites: The configurations of LG01v2 and Lora shield must match**
355 355  
356 -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/]]
595 +
596 +**LG01v2 configuration:**
597 +
598 +(% class="box infomessage" %)
599 +(((
600 +AT+FRE=868.100,868.100  ~-~--> TX and RX frequency set: 868100000
601 +AT+BW=0,0  ~-~--> TX and RX Bandwidth set: 125kHz
602 +AT+SF=12,12  ~-~--> TX and RX Spreading Factor set: SF12
603 +AT+POWER=14  ~-~--> TX Power Range
604 +AT+CRC=1,1  ~-~--> TX and RX CRC Type
605 +AT+HEADER=0,0  ~-~--> TX and RX Header Type
606 +AT+CR=1,1  ~-~--> TX and RX Coding Rate
607 +AT+IQ=0,0  ~-~--> TX and RX InvertIQ
608 +AT+PREAMBLE=8,8  ~-~--> TX and RX Preamble Length set: 8
609 +AT+SYNCWORD=0  ~-~-->  Syncword**(0: private，1: public), **the corresponding Lora shield syncword is 0x12
610 +AT+RXMOD=65535,0  ~-~-->  Rx Timeout and Reply mode,RX window always open
611 +AT+RXDAFORM=1  ~-~--> RX data format**（0: Hex ,1: String）**
357 357  )))
358 358  
359 -= **7. Trouble Shooting** =
360 360  
615 +After we upload the sketch to Heltec LoRa Node, we can see below output from Arduino.
361 361  
362 -== 7.1  I can't log in to the built-in Server TTN Stack which shows '**Login failed**'. ==
617 +Lora Shield example: [[attach:LoRa_send_trial.ino||target="_blank"]]
363 363  
619 +[[image:image-20221112162733-3.png||height="524" width="927"]]
364 364  
365 365  
622 +And we can see the logread of gateway as below, means the packet arrive gateway:
366 366  
367 -This is caused by the inconsistency between the built-in TTN-Stack domain configuration and your login URL.
624 +[[image:image-20221112163119-4.png||height="808" width="560"]]
368 368  
369 -By default, ttn-stack uses the gateway's domain name for URL resolution, but in some networks, they prefer to resolve IP-v4 addresses.
370 370  
627 += **9. OTA System Update** =
371 371  
372 -So you can change the domain name of the TTN-Stack configuration to the IPv4 address.
629 +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.
373 373  
374 -**Click the update URL button to configure the URL with the current eth port address.**
375 375  
632 += **10. Trouble Shooting** =
376 376  
634 +== 10.1  Fallback IP does not work, how can users check ==
377 377  
636 +When the computer has completed the above fallback IP configuration,the LG01v2 Web UI is still not accessible via fallback IP.
378 378  
379 379  
380 -= (% style="color:inherit; font-family:inherit; font-size:29px" %)**8. Supports**(%%) =
639 +**1.Check whether the configuration is correct**
381 381  
641 +Run the CMD command to ipconfig and ping 172.31.255.254.
382 382  
643 +If this fails, the user needs to reconfigure.
644 +
645 +[[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"]]
646 +
647 +[[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"]]
648 +
649 +**2. Check whether the firewall is disabled**
650 +
651 +If the firewall is not down, this will affect access to the gateway.
652 +
653 +
654 += (% style="color:inherit; font-family:inherit; font-size:29px" %)**11. Supports**(%%) =
655 +
656 +
383 383  (((
384 384  **//If you are experiencing issues and can't solve them, you can send mail to [[support@dragino.com>>mailto:support@dragino.com]].//**
385 385  )))
... ... @@ -388,29 +388,24 @@
388 388  **//With your question as detailed as possible. We will reply and help you in the shortest.//**
389 389  
390 390  
665 += **12. Reference** =
391 391  
392 -= **9. Reference** =
393 393  
668 +* Install Tago Core: Refer **Install Tago Core in LG01v2** in[[ Instruction>>doc:Main.Tago\.IO.WebHome]].
669 +* [[Advance OS Reference Guide for L>>doc:Main.Armbian OS instruction.WebHome]]G01v2.
394 394  
395 -* Install Tago Core: Refer **Install Tago Core in LPS8v2** in[[ Instruction>>doc:Main.Tago\.IO.WebHome]].
396 -* [[Advance OS Reference Guide for LPS8v2>>doc:Main.Armbian OS instruction.WebHome]].
397 -
398 398  
399 399  )))
400 400  
401 -= **10. Order Info** =
674 += **13. Order Info** =
402 402  
403 403  
404 -(% style="color:#0000ff" %)**LPS8v2-XXX-YYY**
677 +(% style="color:#0000ff" %)**LG01v2-XXX-YYY**
405 405  
406 406  (% style="color:#0000ff" %)**XXX**(% style="color:black" %): Frequency Band
407 407  
408 -* (% style="color:red" %)**AS923**(%%): LoRaWAN AS923 band
409 -* (% style="color:red" %)**AU915**(%%): LoRaWAN AU915 band
410 -* (% style="color:red" %)**EU868**(%%): LoRaWAN EU868 band
411 -* (% style="color:red" %)**KR920**(%%): LoRaWAN KR920 band
412 -* (% style="color:red" %)**US915**(%%): LoRaWAN US915 band
413 -* (% style="color:red" %)**IN865**(%%):  LoRaWAN IN865 band
681 +* (% style="color:red" %)**868**(%%): For frequency : 863 ~~ 870Mhz
682 +* (% style="color:red" %)**915**(%%): For frequency : 902 ~~ 928Mhz
414 414  
415 415  (% style="color:#0000ff" %)**YYY**(% style="color:black" %): 4G Cellular Option
416 416  
... ... @@ -422,10 +422,9 @@
422 422  More info about valid bands, please see [[EC25-E product page>>url:https://www.quectel.com/product/ec25.htm]].
423 423  
424 424  
694 += **14. Manufacturer Info** =
425 425  
426 -= **10. Manufacturer Info** =
427 427  
428 -
429 429  **Shenzhen Dragino Technology Development co. LTD**
430 430  
431 431  Room 202, Block B, BCT Incubation Bases (BaoChengTai),  No.8 CaiYunRoad
... ... @@ -433,10 +433,9 @@
433 433  LongCheng Street, LongGang District ; Shenzhen 518116,China
434 434  
435 435  
704 += **15. FCC Warning** =
436 436  
437 -= **11. FCC Warning** =
438 438  
439 -
440 440  (((
441 441  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:
442 442  )))
... ... @@ -466,7 +466,6 @@
466 466  (((
467 467  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.
468 468  
736 +
469 469  
470 470  )))
471 -
472 -~)~)~)
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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