Last modified by Kilight Cao on 2024/10/12 08:58
<
From version < 53.1 >
edited by Kilight Cao
on 2022/11/03 14:24
To version < 84.1 >
edited by Kilight Cao
on 2022/11/08 17:48
>
Change comment: Uploaded new attachment "image-20221108174840-8.png", version {1}

Summary

Details

Page properties
Content
... ... @@ -14,16 +14,16 @@
14 14  = **1. Introduction** =
15 15  
16 16  
17 -== **1.1 What is LG01v2** ==
17 +== **1.1 What is LG01-V2** ==
18 18  
19 19  
20 20  (((
21 21  (((
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.
22 +The LG01-V2 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.
23 23  )))
24 24  
25 25  (((
26 -LG01v2 supports (% style="color:green" %)**remote management**(%%). System Integrator can easy to remote monitor the gateway and maintain it.
26 +LG01-V2 supports (% style="color:green" %)**remote management**(%%). System Integrator can easy to remote monitor the gateway and maintain it.
27 27  )))
28 28  
29 29  
... ... @@ -88,7 +88,7 @@
88 88  == **1.6 Button Intruction** ==
89 89  
90 90  
91 -LG01v2 has a black toggle button, which is:
91 +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
... ... @@ -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.
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.
125 125  
... ... @@ -132,25 +132,7 @@
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  
137 -
138 -(% style="color:#037691" %)**Steps to connect via fallback IP:**
139 -
140 -~1. Connect PC's Ethernet port to LG01-V2's WAN port
141 -
142 -2. Configure PC's Ethernet port has  IP: 172.31.255.253 and Netmask: 255.255.255.252
143 -
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 -
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 -
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 -
153 -
154 154  Fill in the WiFi information by checking the box and clicking (% style="color:red" %)**Save&Apply**
155 155  
156 156  
... ... @@ -162,7 +162,6 @@
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  
167 167  
168 168  = **3. Web Configure Pages** =
... ... @@ -171,7 +171,7 @@
171 171  
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"]]
155 +[[image:image-20221104155612-1.png||height="497" width="942"]]
175 175  
176 176  
177 177  == **3.2 Network Settings** ==
... ... @@ -180,7 +180,7 @@
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"]]
164 +[[image:image-20221104155654-2.png||height="319" width="813"]]
184 184  
185 185  
186 186  
... ... @@ -187,7 +187,7 @@
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"]]
171 +[[image:image-20221104155724-3.png||height="679" width="861"]]
191 191  
192 192  
193 193  
... ... @@ -206,7 +206,7 @@
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"]]
190 +[[image:image-20221104155907-4.png]]
210 210  
211 211  
212 212  
... ... @@ -213,18 +213,52 @@
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"]]
197 +[[image:image-20221104155928-5.png||height="334" width="880"]]
217 217  
218 218  
200 += (% id="cke_bm_1978S" style="display:none" %)** **(%%)**4. Build in Server** =
219 219  
220 -= **4. How to configure the Lora Gateway** =
221 221  
203 +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 Lora configuration page** ==
224 224  
206 +[[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  
209 +(% style="color:red" %)**Note:**
210 +
211 + **Path**: System ~-~-> Built-in Server
212 +
213 +
214 +**Troubleshooting:**
215 +
216 +
217 +**~ 1. URL does not jump properly**
218 +
219 + For the Node-Red, you can use the local IP address and the port is 1880 to access it.
220 +
221 +
222 +
223 +== **4.1 Application Server ~-~- Node-Red** ==
224 +
225 +
226 +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.
227 +
228 +
229 +Such as (% style="background-color:yellow" %)__**//http:~/~/dragino-54ff12:1880  or http:~/~/<Local-IPV4-Address>//**__
230 +
231 +
232 +[[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"]]
233 +
234 +
235 += **5. How to configure the Lora Gateway** =
236 +
237 +
238 +== **5.1 Access the Lora configuration page** ==
239 +
240 +
241 +Users can access the Lora configuration page by running the following command, then select the option **''serial port setup"**:
242 +
228 228  (% class="box infomessage" %)
229 229  (((
230 230  **root@dragino-2406ef:~~# minicom -s**
... ... @@ -268,73 +268,117 @@
268 268  )))
269 269  
270 270  
271 -== **4.2 Example: LG01v2 Peer-to-Peer** ==
286 +== **5.2 Example: LG01**-**V2 Peer-to-Peer** ==
272 272  
273 273  
274 -[[image:image-20221103140645-1.png]]
289 +[[image:image-20221104102736-3.png||height="282" width="723"]]
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,
277 277  
278 -**Prerequisites: **The configuration of LG01v2 and Sender must match, users can use **AT+CFG** to check all configurations.
292 +The user can run the AT command to set the LG01-V2 RX window always open as a Receiver, The LG01-V2 can display the received data in the built-in server Node-Red, Here are the specific steps:
279 279  
294 +(% style="color:red" %)**Prerequisites: **(%%)The configuration of LG01-V2 and  LA66 Shield must match and the LA66 Shield firmware is **[[LA66 Peer-to-Peer firmware>>http://wiki.dragino.com/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LA66%20LoRaWAN%20Shield%20User%20Manual/Instruction%20for%20LA66%20Peer%20to%20Peer%20firmware/]]**, users can use **AT+CFG** to check all configurations.
280 280  
281 -(% style="color:red" %)**LG01v2 as Receiver: (configured as AT+RXMOD=65535,2)**
282 282  
283 -[[image:image-20221102140053-4.png]]
297 +=== **Log Temperature Sensor(DHT11) and send data to LG01v2, show it in Node-RED.** ===
284 284  
285 285  
286 -(% style="color:red" %)**Sender: (AT+SEND=1,hello world,2,3)**
300 +(% style="color:red; font-weight:bold" %)**LG01-V**(% style="color:red" %)**2 as Receiver: (configured as AT+RXMOD=65535,2)**
287 287  
288 -[[image:image-20221031092053-4.png]]
302 +(% class="box infomessage" %)
303 +(((
304 +**LG01-V2 configuration:**
289 289  
306 +AT+FRE=868.100,868.100  ~-~--> TX and RX frequency set: 868100000
307 +AT+BW=0,0  ~-~--> TX and RX Bandwidth set: 125kHz
308 +AT+SF=12,12  ~-~--> TX and RX Spreading Factor set: SF12
309 +AT+POWER=14  ~-~--> TX Power Range set: 14dBm
310 +AT+CRC=1,1  ~-~--> TX and RX CRC Type
311 +AT+HEADER=0,0  ~-~--> TX and RX Header Type
312 +AT+CR=1,1  ~-~--> TX and RX Coding Rate
313 +AT+IQ=0,0  ~-~--> TX and RX InvertIQ
314 +AT+PREAMBLE=8,8  ~-~--> TX and RX Preamble Length set: 8
315 +AT+SYNCWORD=0  ~-~-->  Syncword**(0: private，1: public)**
316 +AT+RXMOD=65535,0  ~-~-->  Rx Timeout and Reply mode, RX window always open
317 +)))
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/]]
319 +
320 +(% style="color:red" %)**LA66 Shield as Sender: **
321 +
322 +(% class="box infomessage" %)
323 +(((
324 +**LA66 Shield configuration:**
325 +
326 +AT+FRE=868.100,868.100  ~-~--> TX and RX frequency set: 868100000
327 +AT+BW=0,0  ~-~--> TX and RX Bandwidth set: 125kHz
328 +AT+SF=12,12  ~-~--> TX and RX Spreading Factor set: SF12
329 +AT+POWER=14  ~-~--> TX Power Range set: 14dBm
330 +AT+CRC=1,1  ~-~--> TX and RX CRC Type
331 +AT+HEADER=0,0  ~-~--> TX and RX Header Type
332 +AT+CR=1,1  ~-~--> TX and RX Coding Rate
333 +AT+IQ=0,0  ~-~--> TX and RX InvertIQ
334 +AT+PREAMBLE=8,8  ~-~--> TX and RX Preamble Length set: 8
335 +AT+SYNCWORD=0  ~-~-->  Syncword**(0: private，1: public)**
336 +AT+RXMOD=6,0  ~-~-->  Rx Timeout and Reply mode
292 292  )))
338 +)))
293 293  
294 294  
295 -= **5. Build in Server** =
341 +After the above configuration is complete, users can send test simulation data to check whether the configuration is correct, In LA66 sheild serial console send:(% style="color:red" %)**(AT+SEND=1,hello world,2,3).**
296 296  
343 +When LG01-V2 replies with ACK when it receives a packet sent by LA66 sheild.
297 297  
298 -The default factory version of LG01-V2 is installed with the built-in Applicant server: (% style="color:blue" %)**Node-Red**
345 +[[image:image-20221108164413-2.png]]shield
299 299  
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"]]
348 +In the real-time log of LG01-V2：
302 302  
350 +[[image:image-20221108170314-3.png]]
303 303  
304 -(% style="color:red" %)**Note:**
305 305  
306 - **Path**: System ~-~-> Built-in Server
353 +**Hardware Connection**
307 307  
355 +(% class="box infomessage" %)
356 +(((
357 +**The DHT11 sensor connects to the LA66 Shield:**
308 308  
309 -**Troubleshooting:**
359 +**VCC  <~-~--> 3.3V (Red line)**
360 +**DATA <~-~--> PIN8 (Purple line)**
361 +**GND  <~-~--> GND (White line)**
362 +)))
310 310  
364 +[[image:image-20221108170731-5.png||height="588" width="441"]]
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.
367 +**1.  open Arduino IDE**
315 315  
369 +[[image:image-20221108172149-6.png||height="650" width="542"]]
316 316  
317 317  
318 -== **5.1 Application Server ~-~- Node-Red** ==
372 +**2.  Open project**
319 319  
374 +Users can download Arduino files from this link: [[attach:Log-Temperature-Sensor-and-send-data-to-Node-red.ino||target="_blank"]]
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.
376 +Then click Compile and Upload to LA66 Shield,
322 322  
378 +[[image:image-20221108172432-7.png]]
323 323  
324 -Such as (% style="background-color:yellow" %)__**//http:~/~/dragino-54ff12:1880  or http:~/~/<Local-IPV4-Address>//**__
325 325  
381 +3.
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"]]
383 +The LA66 Shield reads the temperature and humidity data from the sensor and sends it to LG01V2,
328 328  
385 +Users can import this example in node-red:
329 329  
330 -= (% style="color:inherit; font-family:inherit; font-size:29px" %)**6. How users can access LG01v2 using serial USB**(%%) =
331 331  
332 332  
333 -(% style="color:blue" %)**USB TTL to LG01v2  Connection:**
389 += (% style="color:inherit; font-family:inherit; font-size:29px" %)**6. How users can access LG01**(%%)**-V(% style="color:inherit; font-family:inherit; font-size:29px" %)2 using serial USB(%%)** =
334 334  
335 335  
336 -Port 1 of the UART on the LG01v2 is GND
392 +(% style="color:blue" %)**USB TTL to LG01-V2  Connection:**
337 337  
394 +
395 +Port 1 of the UART on the LG01-V2 is GND
396 +
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**
407 +**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  
... ... @@ -362,26 +362,31 @@
362 362  = **7. FAQ** =
363 363  
364 364  
365 -== **7.1 How does LG01v2 communicate with Lora shield (LoRa.h)** ==
424 +== **7.1 How does LG01-V2 communicate with Lora shield (LoRa.h)** ==
366 366  
367 367  
368 -(% style="color:red" %)**Prerequisites: The configurations of LG01v2 and Lora shield must match**
427 +This example describes how to use LG01-V2, LoRa Shield to set up a LoRa network
369 369  
370 -**LG01v2 configuration:**
429 +[[image:image-20221103152238-8.png||height="251" width="654"]]
371 371  
431 +
432 +(% style="color:red" %)**Prerequisites: The configurations of LG01-V2 and Lora shield must match**
433 +
434 +**LG01-V2 configuration:**
435 +
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
438 +AT+FRE=868.100,868.100  ~-~--> TX and RX frequency set: 868100000
439 +AT+BW=0,0  ~-~--> TX and RX Bandwidth set: 125kHz
440 +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
446 +AT+PREAMBLE=8,8  ~-~--> TX and RX Preamble Length set: 8
447 +AT+SYNCWORD=0  ~-~-->  Syncword**(0: private，1: public), **the corresponding Lora shield syncword is 0x12
448 +AT+RXMOD=65535,0  ~-~-->  Rx Timeout and Reply mode,RX window always open
385 385  AT+RXDAFORM=1    
386 386  )))
387 387  
... ... @@ -392,12 +392,12 @@
392 392  [[image:image-20221101161318-2.png]]
393 393  
394 394  
395 -**Test LG01v2 to receive Lora Shield data:**
459 +**Test LG01-V2 to receive Lora Shield data:**
396 396  
397 397  [[image:image-20221101161951-3.png]]
398 398  
399 399  
400 -**Test the LG01v2 to send data:**
464 +**Test the LG01-V2 to send data:**
401 401  
402 402  [[image:image-20221101162527-4.png]]
403 403  
Log-Temperature-Sensor-and-send-data-to-Node-red.ino
Author
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1 +XWiki.Kilight
Size
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1 +3.6 KB
Content
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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 +
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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": 230,
17 + "y": 60,
18 + "wires": [
19 + [
20 + "a8a0db18429e7d84"
21 + ]
22 + ]
23 + },
24 + {
25 + "id": "a8a0db18429e7d84",
26 + "type": "debug",
27 + "z": "5f10779accc05655",
28 + "name": "debug 1",
29 + "active": true,
30 + "tosidebar": true,
31 + "console": false,
32 + "tostatus": false,
33 + "complete": "false",
34 + "statusVal": "",
35 + "statusType": "auto",
36 + "x": 440,
37 + "y": 60,
38 + "wires": []
39 + },
40 + {
41 + "id": "fe5a93a52b6adcf1",
42 + "type": "inject",
43 + "z": "5f10779accc05655",
44 + "name": "AT+SEND=1,hello world,0,3",
45 + "props": [
46 + {
47 + "p": "payload"
48 + }
49 + ],
50 + "repeat": "",
51 + "crontab": "",
52 + "once": false,
53 + "onceDelay": 0.1,
54 + "topic": "",
55 + "payload": "AT+SEND=1,hello world,0,3",
56 + "payloadType": "str",
57 + "x": 200,
58 + "y": 140,
59 + "wires": [
60 + [
61 + "3f8add7e2e1d1d17"
62 + ]
63 + ]
64 + },
65 + {
66 + "id": "3f8add7e2e1d1d17",
67 + "type": "serial out",
68 + "z": "5f10779accc05655",
69 + "name": "",
70 + "serial": "bb1c0e81fd51fa9e",
71 + "x": 530,
72 + "y": 140,
73 + "wires": []
74 + },
75 + {
76 + "id": "16e7d3d83d9e9415",
77 + "type": "inject",
78 + "z": "5f10779accc05655",
79 + "name": "",
80 + "props": [
81 + {
82 + "p": "payload"
83 + }
84 + ],
85 + "repeat": "",
86 + "crontab": "",
87 + "once": false,
88 + "onceDelay": 0.1,
89 + "topic": "",
90 + "payload": "ATZ",
91 + "payloadType": "str",
92 + "x": 270,
93 + "y": 200,
94 + "wires": [
95 + [
96 + "3f8add7e2e1d1d17"
97 + ]
98 + ]
99 + },
100 + {
101 + "id": "09ea381519629dae",
102 + "type": "inject",
103 + "z": "5f10779accc05655",
104 + "name": "AT+FRE",
105 + "props": [
106 + {
107 + "p": "payload"
108 + }
109 + ],
110 + "repeat": "",
111 + "crontab": "",
112 + "once": false,
113 + "onceDelay": 0.1,
114 + "topic": "",
115 + "payload": "AT+FRE=868.100,868.100",
116 + "payloadType": "str",
117 + "x": 260,
118 + "y": 260,
119 + "wires": [
120 + [
121 + "3f8add7e2e1d1d17"
122 + ]
123 + ]
124 + },
125 + {
126 + "id": "5167a7f904013ffd",
127 + "type": "inject",
128 + "z": "5f10779accc05655",
129 + "name": "AT+BW",
130 + "props": [
131 + {
132 + "p": "payload"
133 + }
134 + ],
135 + "repeat": "",
136 + "crontab": "",
137 + "once": false,
138 + "onceDelay": 0.1,
139 + "topic": "",
140 + "payload": "AT+BW=0,0",
141 + "payloadType": "str",
142 + "x": 270,
143 + "y": 320,
144 + "wires": [
145 + [
146 + "3f8add7e2e1d1d17"
147 + ]
148 + ]
149 + },
150 + {
151 + "id": "dbe4abbc730c76e6",
152 + "type": "inject",
153 + "z": "5f10779accc05655",
154 + "name": "AT+SF",
155 + "props": [
156 + {
157 + "p": "payload"
158 + }
159 + ],
160 + "repeat": "",
161 + "crontab": "",
162 + "once": false,
163 + "onceDelay": 0.1,
164 + "topic": "",
165 + "payload": "AT+SF=12,12",
166 + "payloadType": "str",
167 + "x": 270,
168 + "y": 380,
169 + "wires": [
170 + [
171 + "3f8add7e2e1d1d17"
172 + ]
173 + ]
174 + },
175 + {
176 + "id": "3be3ab296a75d512",
177 + "type": "inject",
178 + "z": "5f10779accc05655",
179 + "name": "AT+RXMOD",
180 + "props": [
181 + {
182 + "p": "payload"
183 + }
184 + ],
185 + "repeat": "",
186 + "crontab": "",
187 + "once": false,
188 + "onceDelay": 0.1,
189 + "topic": "",
190 + "payload": "AT+RXMOD=65535,0",
191 + "payloadType": "str",
192 + "x": 250,
193 + "y": 440,
194 + "wires": [
195 + [
196 + "3f8add7e2e1d1d17"
197 + ]
198 + ]
199 + },
200 + {
201 + "id": "7a03d1413c60ea1c",
202 + "type": "inject",
203 + "z": "5f10779accc05655",
204 + "name": "AT+SYNCWORD",
205 + "props": [
206 + {
207 + "p": "payload"
208 + }
209 + ],
210 + "repeat": "",
211 + "crontab": "",
212 + "once": false,
213 + "onceDelay": 0.1,
214 + "topic": "",
215 + "payload": "AT+SYNCWORD=0",
216 + "payloadType": "str",
217 + "x": 240,
218 + "y": 500,
219 + "wires": [
220 + [
221 + "3f8add7e2e1d1d17"
222 + ]
223 + ]
224 + },
225 + {
226 + "id": "bb1c0e81fd51fa9e",
227 + "type": "serial-port",
228 + "serialport": "/dev/ttyUSB0",
229 + "serialbaud": "9600",
230 + "databits": "8",
231 + "parity": "none",
232 + "stopbits": "1",
233 + "waitfor": "",
234 + "dtr": "none",
235 + "rts": "none",
236 + "cts": "none",
237 + "dsr": "none",
238 + "newline": "\\n",
239 + "bin": "false",
240 + "out": "char",
241 + "addchar": "\\n",
242 + "responsetimeout": "10000"
243 + }
244 +]

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