Last modified by Kilight Cao on 2024/10/12 08:58
<
From version < 39.1 >
edited by Kilight Cao
on 2022/11/01 16:32
To version < 132.3 >
edited by Xiaoling
on 2023/05/29 11:39
>
Change comment: There is no comment for this version

Summary

Details

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Author
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1 -XWiki.Kilight
1 +XWiki.Xiaoling
Content
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11 11  
12 12  {{toc/}}
13 13  
14 -= **1. Introduction** =
15 15  
16 16  
17 -== **1.1 What is LG01v2** ==
18 18  
19 19  
18 +
19 += 1. Introduction =
20 +
21 +== 1.1 What is LG01v2 ==
22 +
23 +
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.
26 +The LG01v2 is an (% style="color:blue" %)**open-source single channel LoRa Gateway**(%%). It lets you bridge LoRa wireless network to an IP network via (% style="color:blue" %)**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:blue" %)**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  (((
26 -LG01v2 supports (% style="color:green" %)**remote management**(%%). System Integrator can easy to remote monitor the gateway and maintain it.
32 +LG01v2 uses Open Source Linux system. User can modify the Linux part and develop customize software base on it. It has (% style="color:blue" %)**1.2Ghz Quad-Core CPU**(%%) , (% style="color:blue" %)**4GB eMMC storage**(%%) and (% style="color:blue" %)**512MB RAM**(%%) for most application.
33 +
34 +LG01v2 supports (% style="color:blue" %)**remote management**(%%). System Integrator can easy to remote monitor the gateway and maintain it.
27 27  )))
28 28  
29 29  
38 +== 1.2 Specifications ==
30 30  
31 -== **1.2 Specifications** ==
32 32  
33 -
34 34  (% style="color:#037691" %)**Hardware System:**
35 35  
36 36  * CPU: Quad-core Cortex-A7 1.2Ghz
... ... @@ -48,77 +48,77 @@
48 48  * Storage Temperature: -20 ~~ 65°C
49 49  * Power Input: 5V, 2A, DC
50 50  
51 -== **1.3 Features** ==
52 52  
53 53  
60 +== 1.3 Features ==
61 +
62 +
54 54  * Open Source Debian system
55 55  * Managed by Web GUI, SSH via WAN or WiFi
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 -== **1.4 Block Diagram** ==
63 63  
64 64  
72 +== 1.4 Block Diagram ==
65 65  
66 -== **1.5 LED Indicators** ==
67 67  
68 68  
69 -LG01-V2 has totally four LEDs, They are:
76 +== 1.5 LED Indicators ==
70 70  
71 71  
72 -(% style="color:blue" %)//**➢ Power LED**//(%%)//: This RED LED will be solid if the device is properly powered//
79 +LG01-V2 has totally four LEDs, They are:
73 73  
74 -(% style="color:blue" %)//**➢ ETH LED**//(%%)//:  This RGB LED will blink GREEN when the ETH port is connecting//
75 75  
76 -(% style="color:blue" %)//**➢ SYS LED**//(%%)//:  This RGB LED will show different colors in different states~://
82 +(% style="color:blue" %)**➢ Power LED**(%%): This RED LED will be solid if the device is properly powered
77 77  
78 -// ✓ **SOLID GREEN:** The device is alive with a LoRaWAN server connection.//
84 +(% style="color:blue" %)**➢ ETH LED**(%%):  This RGB LED will blink GREEN when the ETH port is connecting
79 79  
80 -// ✓ **BLINKING GREEN:** a) Device has internet connection but no LoRaWAN Connection. or b) Device is in booting stage, in this stage, it will BLINKING GREEN for several seconds and then with BLINKING GREEN together//
86 +(% style="color:blue" %)**➢ SYS LED**(%%):  This RGB LED will show different colors in different states:
81 81  
82 -// ✓** SOLID RED:** Device doesn't have an Internet connection.//
88 + ✓ **SOLID GREEN:** The device is alive with a LoRaWAN server connection.
83 83  
84 -(% style="color:blue" %)//**➢ WIFI LED**//(%%)//: This LED shows the WIFI interface connection status.//
90 + ✓ **BLINKING GREEN:** a) Device has internet connection but no LoRaWAN Connection. or b) Device is in booting stage, in this stage, it will BLINKING GREEN for several seconds and then with BLINKING GREEN together
85 85  
92 + ✓** SOLID RED:** Device doesn't have an Internet connection.
86 86  
94 +(% style="color:blue" %)**➢ WIFI LED**(%%): This LED shows the WIFI interface connection status.
87 87  
88 -== **1.6 Button Intruction** ==
89 89  
97 +== 1.6 Button Intruction ==
90 90  
99 +
91 91  LG01-V2 has a black toggle button, which is:
92 92  
93 93  
94 -(% style="color:blue" %)**//➢ //Long press 4-5s  : **(%%)the gateway will reload the Network and Initialize wifi configuration
103 +(% style="color:blue" %)**➢ Long press 4-5s  : **(%%)the gateway will reload the Network and Initialize wifi configuration
95 95  
96 - // **LED status: ** ETH LED will BLINKIND BULE Until the reload is finished.//
105 + **LED status: ** ETH LED will BLINKIND BULE Until the reload is finished.
97 97  
98 98  
99 -(% style="color:blue" %)//**➢ **//**Long press more than 10s:**(%%)**    **//the gateway will restore the factory settings.//
108 +(% style="color:blue" %)**➢ Long press more than 10s:**(%%)**    **the gateway will restore the factory settings.
100 100  
101 - //**LED status: ** ETH LED will SOLID BULE Until the restore is finished.//
110 + **LED status: ** ETH LED will SOLID BULE Until the restore is finished.
102 102  
103 103  
113 += 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.
111 111  
112 112  
113 -== **2.1 Connects to the network and accesses the gateway Web UI** ==
121 +== 2.1 Connects to the network and accesses the gateway Web UI ==
114 114  
123 +=== 2.1.1 connect the network. ===
115 115  
116 -== **2.1.1 connect the network.** ==
117 117  
126 +==== (% 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.
... ... @@ -126,105 +126,195 @@
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  
136 +==== (% 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 ===
138 +[[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"]]
141 +**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.
143 +~1. Connect the PC's Ethernet port to LG01v2's WAN port
136 136  
145 +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:**
147 +**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
150 +As in the below photo:
143 143  
152 +[[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  
155 +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.
157 +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  
159 +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"]]
161 +[[image:image-20230506115438-13.png||height="554" width="1047"]]
152 152  
153 153  
164 +
165 +==== (% style="color:blue" %)**Method 3**(%%):  Connect via WiFi with DHCP IP from the router ====
166 +
167 +
168 +[[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"]]
169 +
170 +
154 154  Fill in the WiFi information by checking the box and clicking (% style="color:red" %)**Save&Apply**
155 155  
156 156  
157 -[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20All%20Gateway%20models/HP0C/WebHome/image-20220622102702-6.png?rev=1.1||alt="image-20220622102702-6.png"]]
174 +[[image:image-20230506113332-2.png]]
158 158  
159 159  
160 160  **Wi-Fi configuration successful**
161 161  
162 162  
163 -[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20All%20Gateway%20models/HP0C/WebHome/image-20220622102847-7.png?rev=1.1||alt="image-20220622102847-7.png"]]
180 +[[image:image-20230506113432-3.png||height="397" width="855"]]
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  
183 +=== 2.1.2 Access Configure Web UI ===
167 167  
168 -= **3. Web Configure Pages** =
169 169  
170 -== **3.1 Home** ==
186 +**Web Interface**
171 171  
172 -//Shows the system running status~://
188 +Open a browser on the PC and type the LG01v2 ip address (depends on your connect method)
173 173  
174 -[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20All%20Gateway%20models/HP0C/WebHome/image-20220622102901-8.png?rev=1.1||alt="image-20220622102901-8.png" height="476" width="939"]]
175 175  
191 +[[(% 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)
176 176  
177 -== **3.2 Network Settings** ==
193 +You will see the login interface of LG01v2 as shown below.
178 178  
195 +The account details for Web Login are:
179 179  
180 -=== **3.2.1 Network ~-~-> WiFi** ===
197 +(% style="color:#4f81bd" %)**User Name: root**
181 181  
199 +(% style="color:#4f81bd" %)**Password:   dragino**
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"]]
201 +[[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"]]
184 184  
185 185  
204 += 3. Web Configure Pages =
186 186  
187 -=== **3.4.2 Network ~-~-> System Status** ===
206 +== 3.1 Home ==
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"]]
209 +Shows the system running status:
191 191  
211 +[[image:image-20230506113531-4.png||height="430" width="818"]]
192 192  
193 193  
194 -=== **3.4.3 Network ~-~-> Firewall** ===
214 +== 3.2 Network Settings ==
195 195  
216 +=== 3.2.1 Network ~-~-> WiFi ===
196 196  
197 -[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20All%20Gateway%20models/HP0C/WebHome/image-20220616115351-6.png?width=661&height=244&rev=1.1||alt="image-20220616115351-6.png"]]
198 198  
219 +[[image:image-20230506113602-5.png]]
199 199  
200 200  
201 -== **3.5 System** ==
222 +=== 3.4.2 Network ~-~-> System Status ===
202 202  
203 203  
204 -=== **3.5.1  System ~-~-> System Overview** ===
225 +[[image:image-20230506113623-6.png||height="511" width="672"]]
205 205  
206 206  
228 +== 3.5 System ==
229 +
230 +=== 3.5.1  System ~-~-> System Overview ===
231 +
232 +
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-20230506113705-7.png]]
210 210  
211 211  
238 +=== 3.5.2 System ~-~-> Backup/Restore ===
212 212  
213 -=== **3.5.2 System ~-~-> Backup/Restore** ===
214 214  
241 +[[image:image-20230506113722-8.png||height="254" width="797"]]
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"]]
217 217  
244 +=== 3.5.3 System ~-~-> System General ===
218 218  
219 219  
220 -= **4. How to configure the LA66 module** =
247 +In the **System-> System General** interface, Users can customize the configuration System Password and set Timezone.
221 221  
249 +In addition, Users can customize the FallBack IP address.
222 222  
223 -== **4.1 Access the LA66 module** ==
251 +[[image:image-20230506113813-10.png||height="659" width="749"]]
224 224  
225 225  
226 -Users can access the LA66 module by running the following command, then select the option **''serial port setup"**:
254 +=== 3.5.4 System ~-~-> Remoteit ===
227 227  
256 +
257 +In the **System-> Remoteit** interface, users can configure the gateway to be accessed remotely via Remote.it.
258 +
259 +the users can refer to this link to configure them: **[[Monitor & Remote Access Gateway>>url:http://wiki.dragino.com/xwiki/bin/view/Main/Monitor%20%26%20Remote%20Access%20Gateway/?Remote%20Access#H2.1A0RemoteAccessviaRemote.it.]]**
260 +
261 +[[image:image-20230506113831-11.png||height="567" width="748"]]
262 +
263 +
264 +=== 3.5.5 System ~-~-> Package Management ===
265 +
266 +
267 +In the **System ~-~-> Package Management** interface, Users can check the current version of Core Packages.
268 +
269 +[[image:image-20230506114127-12.png||height="803" width="762"]]
270 +
271 +
272 += (% id="cke_bm_1978S" style="display:none" %) (%%)4. Build in Server =
273 +
274 +
275 +The default factory version of LG01-V2 is installed with the built-in Applicant server: (% style="color:blue" %)**Node-Red**
276 +
277 +
278 +[[image:image-20230506113737-9.png]]
279 +
280 +
281 +(% style="color:red" %)**Note:**
282 +
283 + **Path**: System ~-~-> Built-in Server
284 +
285 +
286 +(% style="color:blue" %)**Troubleshooting：**
287 +
288 +**~ 1. URL does not jump properly**
289 +
290 + For the Node-Red, you can use the local IP address and the port is 1880 to access it.
291 +
292 +
293 +== 4.1 Application Server ~-~- Node-Red ==
294 +
295 +
296 +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.
297 +
298 +
299 +Such as (% style="background-color:yellow" %)__**//http:~/~/dragino-54ff12:1880  or http:~/~/<Local-IPV4-Address>//**__
300 +
301 +
302 +[[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"]]
303 +
304 +
305 += 5. How to configure the Lora Gateway =
306 +
307 +== 5.1 Configure and Debug LoRa wireless of LG01v2 ==
308 +
309 +
310 +First, the user needs to access the Linux console of LG01v2 via ssh
311 +
312 +**IP address:  (% style="color:blue" %)IP address of LG01v2(%%)**
313 +
314 +**Port:  (% style="color:blue" %)22(%%)**
315 +
316 +**User Name:   (% style="color:blue" %)root(%%)**
317 +
318 +**Password:  (% style="color:blue" %)dragino(default)(%%)**
319 +
320 +[[image:image-20230504100722-3.png||height="228" width="908"]]
321 +
322 +
323 +Users can access the Lora configuration page by running the following command, then select the option **''serial port setup"**:
324 +
228 228  (% class="box infomessage" %)
229 229  (((
230 230  **root@dragino-2406ef:~~# minicom -s**
... ... @@ -243,71 +243,192 @@
243 243  )))
244 244  
245 245  
246 -(% style="color:red" %)**Note: Enter the corresponding letter to change the configuration, like A,B,C**(%%)
343 +(% style="color:red" %)**Note: Enter the corresponding letter to change the configuration, like A,B,C**
344 +
345 +
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  
352 +(% class="box infomessage" %)
353 +(((
354 +**AT+FRE=868.100,868.100  ~-~--> TX and RX frequency
355 +AT+GROUPMOD=0,0  ~-~-->  TX and RX group
356 +AT+BW=0,0  ~-~-->  TX and RX Bandwidth
357 +AT+SF=12,12  ~-~-->  TX and RX Spreading Factor
358 +AT+POWER=14  ~-~-->  TX Power Range
359 +AT+CRC=1,1  ~-~-->  TX and RX CRC Type
360 +AT+HEADER=0,0  ~-~-->  TX and RX Header Type
361 +AT+CR=1,1  ~-~-->  TX and RX Coding Rate
362 +AT+IQ=0,0  ~-~-->  TX and RX InvertIQ
363 +AT+PREAMBLE=8,8  ~-~-->  TX and RX Preamble Length
364 +AT+SYNCWORD=0  ~-~-->  Syncword(0: private，1: public)
365 +AT+RXMOD=65535,0  ~-~-->  Rx Timeout and Reply mode
366 +AT+RXDAFORM=1**                              
367 +)))
254 254  
255 -== **4.2 Example: LG01v2 Peer-to-Peer** ==
256 256  
370 +== 5.2 Example: LG01v2 ==
257 257  
258 -(% style="color:red" %)**LG01v2 as Receiver: (configured as AT+RXMOD=65535,2)**
372 +=== 5.2.1 Introduce for the example: ===
259 259  
260 -[[image:image-20221031091652-2.png]]
261 261  
375 +[[image:image-20221104102736-3.png||height="282" width="723"]]
262 262  
263 -(% style="color:red" %)**Sender:**
264 264  
378 +In this example, there are two devices:
265 265  
266 -[[image:image-20221031092053-4.png]]
380 +* **LA66 Shield + UNO + DHT11**: The UNO will get the temperature and humidity and broadcast the value via LoRa protocol.
381 +* **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  
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/]]
384 +
385 +=== 5.2.2 Set Up LA66 Shield + UNO ===
386 +
387 +
388 +==== **Set up LA66 Module** ====
389 +
390 +
391 +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:
392 +
393 +(((
394 +(% style="color:red" %)**LA66 Shield as Sender: **
395 +
396 +(% class="box infomessage" %)
397 +(((
398 +**LA66 Shield configuration:**
399 +
400 +AT+FRE=868.100,868.100  ~-~--> TX and RX frequency set: 868100000
401 +AT+BW=0,0  ~-~--> TX and RX Bandwidth set: 125kHz
402 +AT+SF=12,12  ~-~--> TX and RX Spreading Factor set: SF12
403 +AT+POWER=14  ~-~--> TX Power Range set: 14dBm
404 +AT+CRC=1,1  ~-~--> TX and RX CRC Type
405 +AT+HEADER=0,0  ~-~--> TX and RX Header Type
406 +AT+CR=1,1  ~-~--> TX and RX Coding Rate
407 +AT+IQ=0,0  ~-~--> TX and RX InvertIQ
408 +AT+PREAMBLE=8,8  ~-~--> TX and RX Preamble Length set: 8
409 +AT+SYNCWORD=0  ~-~-->  Syncword**(0: private，1: public)**
410 +AT+RXMOD=6,0  ~-~-->  Rx Timeout and Reply mode
270 270  )))
412 +)))
271 271  
272 272  
273 -= **5. Build in Server** =
274 274  
416 +==== **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**
418 +(% id="cke_bm_1033249S" style="display:none" %)** **
277 277  
420 +**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"]]
422 +(% class="box infomessage" %)
423 +(((
424 +**The DHT11 sensor connects to the LA66 Shield:**
280 280  
426 +**VCC  <~-~--> 3.3V (Red line)**
427 +**DATA <~-~--> PIN8 (Purple line)**
428 +**GND  <~-~--> GND (White line)**
429 +)))
281 281  
282 -(% style="color:red" %)**Note:**
431 +[[image:image-20221108170731-5.png||height="588" width="441"]]
283 283  
284 - **Path**: System ~-~-> Built-in Server
285 285  
286 286  
287 -**Troubleshooting:**
435 +===== **1. Open Arduino IDE** =====
288 288  
289 289  
290 -**~ 1. URL does not jump properly**
438 +[[image:image-20221108172149-6.png||height="650" width="542"]]
291 291  
292 - For the Node-Red, you can use the local IP address and the port is 1880 to access it.
293 293  
294 294  
442 +===== **2. Open project** =====
295 295  
296 -== **5.1 Application Server ~-~- Node-Red** ==
297 297  
445 +Users can download Arduino files from this link: [[attach:Log-Temperature-Sensor-and-send-data-to-Node-red.ino||target="_blank"]]
298 298  
299 -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.
447 +Then click Compile and Upload to LA66 Shield,
300 300  
449 +[[image:image-20221108172432-7.png]]
301 301  
302 -Such as (% style="background-color:yellow" %)__**//http:~/~/dragino-54ff12:1880  or http:~/~/<Local-IPV4-Address>//**__
303 303  
304 304  
305 -[[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"]]
453 +===== **3. Open the Serial Monitor to check the LA66 Shield data** =====
306 306  
307 307  
308 -= (% style="color:inherit; font-family:inherit; font-size:29px" %)**6. How users can access LG01v2 using serial USB**(%%) =
456 +The UNO will now reads the temperature and humidity data from the sensor and broadcast it via LoRa wireless,
309 309  
458 +[[image:image-20221108174840-8.png||height="731" width="671"]]
310 310  
460 +
461 +
462 +Sending out data as below.
463 +
464 +[[image:image-20221108175113-9.png||height="556" width="998"]]
465 +
466 +
467 +=== 5.2.3 Set Up LG01v2 ===
468 +
469 +
470 +Configure LG01v2 LoRa channel parameters so it can get data from LA66 Shield
471 +
472 +(% style="color:red; font-weight:bold" %)**LG01v**(% style="color:red" %)**2 as Receiver: (configured as AT+RXMOD=65535,2)**
473 +
474 +(% class="box infomessage" %)
475 +(((
476 +**LG01-V2 configuration:**
477 +
478 +AT+FRE=868.100,868.100  ~-~--> TX and RX frequency set: 868100000
479 +AT+BW=0,0  ~-~--> TX and RX Bandwidth set: 125kHz
480 +AT+SF=12,12  ~-~--> TX and RX Spreading Factor set: SF12
481 +AT+POWER=14  ~-~--> TX Power Range set: 14dBm
482 +AT+CRC=1,1  ~-~--> TX and RX CRC Type
483 +AT+HEADER=0,0  ~-~--> TX and RX Header Type
484 +AT+CR=1,1  ~-~--> TX and RX Coding Rate
485 +AT+IQ=0,0  ~-~--> TX and RX InvertIQ
486 +AT+PREAMBLE=8,8  ~-~--> TX and RX Preamble Length set: 8
487 +AT+SYNCWORD=0  ~-~-->  Syncword**(0: private，1: public)**
488 +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 )**
489 +)))
490 +
491 +
492 +=== 5.2.4 Test result ===
493 +
494 +
495 +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).**
496 +)))
497 +
498 +When LG01v2 replies with ACK when it receives a packet sent by LA66 sheild.
499 +
500 +[[image:image-20221108164413-2.png]]
501 +
502 +
503 +
504 +In the real-time log of LG01v2：
505 +
506 +[[image:image-20221108170314-3.png]]
507 +
508 +
509 +=== 5.2.5 Plot data chart in LG01v2 ===
510 +
511 +
512 +User can plot the temperature and humidity chat via LG01v2 built-in IoT server.
513 +
514 +User can import this example in Node-Red: [[attach:Log-Temperature-Sensor-and-send-data-to-Node-red.json||target="_blank"]]
515 +
516 +[[image:image-20221108180334-10.png||height="651" width="1141"]]
517 +
518 +
519 +The temperature and humidity chart is displayed in the built-in node-red UI
520 +
521 +**Browser input: (% style="background-color:yellow" %)__//http:~/~/<local-IPV4-address>//__(%%)**
522 +
523 +[[image:image-20221108180458-11.png||height="402" width="1137"]]
524 +
525 +
526 += (% 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(%%) =
527 +
528 +
311 311  (% style="color:blue" %)**USB TTL to LG01v2  Connection:**
312 312  
313 313  
... ... @@ -334,22 +334,48 @@
334 334  
335 335  [[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"]]
336 336  
555 +
337 337  [[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"]]
338 338  
339 339  
340 -= **7. FAQ** =
559 += 7. OTA System Update =
341 341  
342 342  
343 -== **7.1 How does LG01v2 communicate with Lora shield (LoRa.h)** ==
562 +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.
344 344  
345 345  
346 -(% style="color:red" %)Prerequisites: The configurations of LG01v2 and Lora shield must match
565 += 8. FAQ =
347 347  
567 +== 8.1 How does LG01v2 communicate with Lora shield (LoRa.h) ==
568 +
569 +
570 +This example describes how to use LG01v2, LoRa Shield to set up a LoRa network,
571 +
572 +[[image:image-20221103152238-8.png||height="251" width="654"]]
573 +
574 +
575 +(% style="color:red" %)**Prerequisites: The configurations of LG01v2 and Lora shield must match**
576 +
348 348  **LG01v2 configuration:**
349 349  
350 -[[image:image-20221101160705-1.png]]
579 +(% class="box infomessage" %)
580 +(((
581 +AT+FRE=868.100,868.100  ~-~--> TX and RX frequency set: 868100000
582 +AT+BW=0,0  ~-~--> TX and RX Bandwidth set: 125kHz
583 +AT+SF=12,12  ~-~--> TX and RX Spreading Factor set: SF12
584 +AT+POWER=14  ~-~--> TX Power Range
585 +AT+CRC=1,1  ~-~--> TX and RX CRC Type
586 +AT+HEADER=0,0  ~-~--> TX and RX Header Type
587 +AT+CR=1,1  ~-~--> TX and RX Coding Rate
588 +AT+IQ=0,0  ~-~--> TX and RX InvertIQ
589 +AT+PREAMBLE=8,8  ~-~--> TX and RX Preamble Length set: 8
590 +AT+SYNCWORD=0  ~-~-->  Syncword**(0: private，1: public), **the corresponding Lora shield syncword is 0x12
591 +AT+RXMOD=65535,0  ~-~-->  Rx Timeout and Reply mode,RX window always open
592 +AT+RXDAFORM=1    
593 +)))
351 351  
352 352  
596 +
353 353  **Lora shield configuration:**
354 354  
355 355  Lora Shield example: [[attach:LoRa_Shield_Sketch_For_MQTT.ino||target="_blank"]] , [[attach:arduino-LoRa-master.zip||target="_blank"]]
... ... @@ -357,50 +357,112 @@
357 357  [[image:image-20221101161318-2.png]]
358 358  
359 359  
604 +
360 360  **Test LG01v2 to receive Lora Shield data:**
361 361  
362 362  [[image:image-20221101161951-3.png]]
363 363  
364 364  
610 +
365 365  **Test the LG01v2 to send data:**
366 366  
367 367  [[image:image-20221101162527-4.png]]
368 368  
369 369  
370 -= (% style="color:inherit; font-family:inherit; font-size:29px" %)**8. Supports**(%%) =
616 +== 8.2 How does LG01v2 communicate with Heltec LoRa Node ==
371 371  
372 372  
619 +This example describes how to use LG01v2 and Heltec LoRa Node to set up a LoRa network,
620 +
621 +[[image:image-20221112161111-2.png||height="258" width="692"]]
622 +
623 +(% style="color:red" %)**Prerequisites: The configurations of LG01v2 and Lora shield must match**
624 +
625 +
626 +**LG01v2 configuration:**
627 +
628 +(% class="box infomessage" %)
373 373  (((
374 -**//If you are experiencing issues and can't solve them, you can send mail to [[support@dragino.com>>mailto:support@dragino.com]].//**
630 +AT+FRE=868.100,868.100  ~-~--> TX and RX frequency set: 868100000
631 +AT+BW=0,0  ~-~--> TX and RX Bandwidth set: 125kHz
632 +AT+SF=12,12  ~-~--> TX and RX Spreading Factor set: SF12
633 +AT+POWER=14  ~-~--> TX Power Range
634 +AT+CRC=1,1  ~-~--> TX and RX CRC Type
635 +AT+HEADER=0,0  ~-~--> TX and RX Header Type
636 +AT+CR=1,1  ~-~--> TX and RX Coding Rate
637 +AT+IQ=0,0  ~-~--> TX and RX InvertIQ
638 +AT+PREAMBLE=8,8  ~-~--> TX and RX Preamble Length set: 8
639 +AT+SYNCWORD=0  ~-~-->  Syncword**(0: private，1: public), **the corresponding Lora shield syncword is 0x12
640 +AT+RXMOD=65535,0  ~-~-->  Rx Timeout and Reply mode,RX window always open
641 +AT+RXDAFORM=1  ~-~--> RX data format**（0: Hex ,1: String）**
375 375  )))
376 376  
644 +
645 +After we upload the sketch to Heltec LoRa Node, we can see below output from Arduino.
646 +
647 +Lora Shield example: [[attach:LoRa_send_trial.ino||target="_blank"]]
648 +
649 +[[image:image-20221112162733-3.png||height="524" width="927"]]
650 +
651 +
652 +And we can see the logread of gateway as below, means the packet arrive gateway:
653 +
654 +[[image:image-20221112163119-4.png||height="808" width="560"]]
655 +
656 +
657 += 9. Trouble Shooting =
658 +
659 +== 9.1  Fallback IP does not work, how can users check ==
660 +
661 +
662 +When the computer has completed the above fallback IP configuration,the LG01v2 Web UI is still not accessible via fallback IP.
663 +
664 +
665 +**1.Check whether the configuration is correct**
666 +
667 +Run the CMD command to ipconfig and ping 172.31.255.254.
668 +
669 +If this fails, the user needs to reconfigure.
670 +
671 +[[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"]]
672 +
673 +[[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"]]
674 +
675 +
676 +**2. Check whether the firewall is disabled**
677 +
678 +If the firewall is not down, this will affect access to the gateway.
679 +
680 +
681 += (% style="color:inherit; font-family:inherit; font-size:29px" %)10. Supports(%%) =
682 +
683 +
377 377  (((
378 -**//With your question as detailed as possible. We will reply and help you in the shortest.//**
685 +If you are experiencing issues and can't solve them, you can send mail to [[support@dragino.com>>mailto:support@dragino.com]].
686 +)))
379 379  
688 +(((
689 +With your question as detailed as possible. We will reply and help you in the shortest.
380 380  
381 381  
382 -= **9. Reference** =
692 += 11. Reference =
383 383  
384 384  
385 -* Install Tago Core: Refer **Install Tago Core in LPS8v2** in[[ Instruction>>doc:Main.Tago\.IO.WebHome]].
386 -* [[Advance OS Reference Guide for LPS8v2>>doc:Main.Armbian OS instruction.WebHome]].
695 +* Install Tago Core: Refer **Install Tago Core in LG01v2** in[[ Instruction>>doc:Main.Tago\.IO.WebHome]].
696 +* [[Advance OS Reference Guide for L>>doc:Main.Armbian OS instruction.WebHome]]G01v2.
387 387  
388 388  
389 389  )))
390 390  
391 -= **10. Order Info** =
701 += 12. Order Info =
392 392  
393 393  
394 -(% style="color:#0000ff" %)**LPS8v2-XXX-YYY**
704 +(% style="color:#0000ff" %)**LG01v2-XXX-YYY**
395 395  
396 396  (% style="color:#0000ff" %)**XXX**(% style="color:black" %): Frequency Band
397 397  
398 -* (% style="color:red" %)**AS923**(%%): LoRaWAN AS923 band
399 -* (% style="color:red" %)**AU915**(%%): LoRaWAN AU915 band
400 -* (% style="color:red" %)**EU868**(%%): LoRaWAN EU868 band
401 -* (% style="color:red" %)**KR920**(%%): LoRaWAN KR920 band
402 -* (% style="color:red" %)**US915**(%%): LoRaWAN US915 band
403 -* (% style="color:red" %)**IN865**(%%):  LoRaWAN IN865 band
708 +* (% style="color:red" %)**868**(%%): For frequency : 863 ~~ 870Mhz
709 +* (% style="color:red" %)**915**(%%): For frequency : 902 ~~ 928Mhz
404 404  
405 405  (% style="color:#0000ff" %)**YYY**(% style="color:black" %): 4G Cellular Option
406 406  
... ... @@ -412,10 +412,9 @@
412 412  More info about valid bands, please see [[EC25-E product page>>url:https://www.quectel.com/product/ec25.htm]].
413 413  
414 414  
721 += 13. Manufacturer Info =
415 415  
416 -= **10. Manufacturer Info** =
417 417  
418 -
419 419  **Shenzhen Dragino Technology Development co. LTD**
420 420  
421 421  Room 202, Block B, BCT Incubation Bases (BaoChengTai),  No.8 CaiYunRoad
... ... @@ -423,10 +423,9 @@
423 423  LongCheng Street, LongGang District ; Shenzhen 518116,China
424 424  
425 425  
731 += 14. FCC Warning =
426 426  
427 -= **11. FCC Warning** =
428 428  
429 -
430 430  (((
431 431  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:
432 432  )))
... ... @@ -456,7 +456,6 @@
456 456  (((
457 457  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.
458 458  
763 +
459 459  
460 460  )))
461 -
462 -~)~)~)
1667456058832-484.png
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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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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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