Changes for page LG01v2 -- LoRa Gateway User Manual
Last modified by Kilight Cao on 2024/10/12 08:58
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- LoRa_send_trial.ino
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... ... @@ -1,1 +1,1 @@ 1 -XWiki. Kilight1 +XWiki.Xiaoling - Content
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... ... @@ -11,26 +11,33 @@ 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 ... ... @@ -48,61 +48,62 @@ 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-V2hastotally fourLEDs,They are:76 +== 1.5 LED Indicators == 70 70 71 71 72 - (%style="color:blue"%)//**➢ Power LED**//(%%)//:This RED LED will besolid if the device is properlypowered//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" %) //**➢SYSLED**//(%%)//:GBLED will showdifferent colorsindifferentstates~://82 +(% style="color:blue" %)**➢ Power LED**(%%): This RED LED will be solid if the device is properly powered 77 77 78 - //✓**SOLIDGREEN:** The deviceisalivewithaLoRaWANserverconnection.//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 hasinternetconnectionbut no LoRaWAN Connection.or b) Deviceisin booting stage, in thisstage,itwillBLINKING GREEN forseveral secondsandthenwithBLINKING GREENtogether//86 +(% style="color:blue" %)**➢ SYS LED**(%%): This RGB LED will show different colors in different states: 81 81 82 - //✓**D:**Devicedoesn'thave anInternetconnection.//88 + ✓ **SOLID GREEN:** The device is alive with a LoRaWAN server connection. 83 83 84 - (%style="color:blue"%)//**➢ WIFILED**//(%%)//: This LED shows theWIFIinterfaceconnectionstatus.//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 91 -LG01v2 has a black toggle button, which is: 92 92 100 +LG01-V2 has a black toggle button, which is: 93 93 94 -(% style="color:blue" %)**//➢ //Long press 4-5s : **(%%)the gateway will reload the Network and Initialize wifi configuration 95 95 96 - //**LED status:** ETH LEDwillBLINKIND BULE Until thereloadsfinished.//103 +(% style="color:blue" %)**➢ Long press 4-5s : **(%%)the gateway will reload the Network and Initialize wifi configuration 97 97 105 + **LED status: ** ETH LED will BLINKIND BULE Until the reload is finished. 98 98 99 -(% style="color:blue" %)//**➢ **//**Long press more than 10s:**(%%)** **//the gateway will restore the factory settings.// 100 100 101 - //**LEDstatus: **ETHLEDwillSOLID BULE Untiltherestoreisfinished.//108 +(% style="color:blue" %)**➢ Long press more than 10s:**(%%)** **the gateway will restore the factory settings. 102 102 110 + **LED status: ** ETH LED will SOLID BULE Until the restore is finished. 103 103 104 104 105 -= **2. Quick Start**=113 += 2. Quick Start = 106 106 107 107 108 108 The LG01-V2 supports network access via Ethernet or Wi-Fi connection and runs without a network. ... ... @@ -110,121 +110,210 @@ 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 -== **2.1Connectsto the networkandaccesses thegatewayWebUI**==121 +== 2.1 Access and Configure LG01-v2 == 114 114 123 +=== 2.1.1 Find IP address of LG01-v2 === 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 === 120 120 129 +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. 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. 123 - 124 124 You can also use this IP to connect. 125 125 126 126 127 127 [[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"%)**Method2**(%%):Connect viaWiFiwithDHCP IP fromtherouter===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 LG01v2has a fall-back IP addressonitsWAN port. youhaveto accessthegateway Web-UItoconfiguretheWiFi connectionviathefallback 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 toconnect viafallback 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.ConfigurePC's Ethernetporthas IP:172.31.255.253 and Netmask: 255.255.255.252150 +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 -an dthen OnthePC,usetheIPaddress**http:~/~/172.31.255.254** toccessthe-V2viaWebole.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 - ==**3.1Home**==186 +**Web Interface** 171 171 172 - //Shows thesystemrunningstatus~://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 - ==**3.2NetworkSettings**==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 -= ==**3.2.1Network~-~-> 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-202 20616114756-4.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 -== =**3.4.2Network ~-~-> SystemStatus**===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 -== =**3.4.3Network~-~-> 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 -== **3.5System**==222 +=== 3.4.2 Network ~-~-> System Status === 202 202 203 203 204 - === **3.5.1System ~-~-> 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.Howto configuretheLoraGateway**=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 Loraconfigurationpage**==251 +[[image:image-20230506113813-10.png||height="659" width="749"]] 224 224 225 225 226 - UserscanaccesstheLA66modulebyrunning thefollowing command, then select theoption **''serial portsetup"**: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** ... ... @@ -243,7 +243,9 @@ 243 243 ))) 244 244 245 245 246 -(% style="color:red" %)**Note: Enter the corresponding letter to change the configuration, like A,B,C**(%%) 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 ... ... @@ -252,86 +252,181 @@ 252 252 253 253 (% class="box infomessage" %) 254 254 ((( 255 -AT+FRE=868.100,868.100 ~-~--> TX and RX frequency 256 -AT+GROUPMOD=0,0 ~-~--> TX and RX group 257 -AT+BW=0,0 ~-~--> TX and RX Bandwidth 258 -AT+SF=12,12 ~-~--> TX and RX Spreading Factor 259 -AT+POWER=14 ~-~--> TX Power Range 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 +))) 368 + 369 + 370 +== 5.2 Example: LG01v2 == 371 + 372 +=== 5.2.1 Introduce for the example: === 373 + 374 + 375 +[[image:image-20221104102736-3.png||height="282" width="723"]] 376 + 377 + 378 +In this example, there are two devices: 379 + 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. 382 + 383 + 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 260 260 AT+CRC=1,1 ~-~--> TX and RX CRC Type 261 261 AT+HEADER=0,0 ~-~--> TX and RX Header Type 262 262 AT+CR=1,1 ~-~--> TX and RX Coding Rate 263 263 AT+IQ=0,0 ~-~--> TX and RX InvertIQ 264 -AT+PREAMBLE=8,8 ~-~--> TX and RX Preamble Length 408 +AT+PREAMBLE=8,8 ~-~--> TX and RX Preamble Length set: 8 265 265 AT+SYNCWORD=0 ~-~--> Syncword**(0: private,1: public)** 266 -AT+RXMOD=65535,0 ~-~--> Rx Timeout and Reply mode 267 -AT+RXDAFORM=1 410 +AT+RXMOD=6,0 ~-~--> Rx Timeout and Reply mode 268 268 ))) 412 +))) 269 269 270 270 271 -== **4.2 Example: LG01v2 Peer-to-Peer** == 272 272 416 +==== **Set up Arduino UNO** ==== 273 273 418 +(% id="cke_bm_1033249S" style="display:none" %)** ** 274 274 275 - [[image:image-20221103143618-5.png||height="274" width="612"]]420 +**Hardware Connection** 276 276 422 +(% class="box infomessage" %) 423 +((( 424 +**The DHT11 sensor connects to the LA66 Shield:** 277 277 278 -The user can run the AT command to set the LG01v2 RX window always open as a Receiver, the LA66 Shield uses **AT+SEND=1,hello world,2,3** to simulate sending data, 426 +**VCC <~-~--> 3.3V (Red line)** 427 +**DATA <~-~--> PIN8 (Purple line)** 428 +**GND <~-~--> GND (White line)** 429 +))) 279 279 280 - **Prerequisites:**The configuration of LG01v2and LA66 Shield must match, users can use **AT+CFG**tocheck all configurations.431 +[[image:image-20221108170731-5.png||height="588" width="441"]] 281 281 282 282 283 -(% style="color:red" %)**LG01v2 as Receiver: (configured as AT+RXMOD=65535,2)** 284 284 285 - [[image:image-20221102140053-4.png]]435 +===== **1. Open Arduino IDE** ===== 286 286 287 287 288 - (% style="color:red" %)**LA66 Shieldas Sender: (AT+SEND=1,helloworld,2,3)**438 +[[image:image-20221108172149-6.png||height="650" width="542"]] 289 289 290 -[[image:1667456058832-484.png||height="291" width="353"]] 291 291 292 292 293 -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/]] 294 -))) 442 +===== **2. Open project** ===== 295 295 296 296 297 - =**5.Build in Server**=445 +Users can download Arduino files from this link: [[attach:Log-Temperature-Sensor-and-send-data-to-Node-red.ino||target="_blank"]] 298 298 447 +Then click Compile and Upload to LA66 Shield, 299 299 300 - The default factory version of LG01-V2is installed with the built-in Applicant server: (% style="color:blue" %)**Node-Red**449 +[[image:image-20221108172432-7.png]] 301 301 302 302 303 -[[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"]] 304 304 453 +===== **3. Open the Serial Monitor to check the LA66 Shield data** ===== 305 305 306 -(% style="color:red" %)**Note:** 307 307 308 - **Path**:System~-~->Built-inServer456 +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"]] 310 310 311 -**Troubleshooting:** 312 312 313 313 314 - **~ 1. URL doesnotjumpproperly**462 +Sending out data as below. 315 315 316 - For the Node-Red, you can usethe local IP address and theportis 1880toaccessit.464 +[[image:image-20221108175113-9.png||height="556" width="998"]] 317 317 318 318 467 +=== 5.2.3 Set Up LG01v2 === 319 319 320 -== **5.1 Application Server ~-~- Node-Red** == 321 321 470 +Configure LG01v2 LoRa channel parameters so it can get data from LA66 Shield 322 322 323 - You can access the gateway's built-in AS server of(% style="color:blue" %)**Node-Red**(%%)viathe URL((%style="background-color:yellow" %)__**//http:~/~/<hostname>:1880orhttp:~/~/<local-IPV4-address>//**__(%%)) in your browser.472 +(% style="color:red; font-weight:bold" %)**LG01v**(% style="color:red" %)**2 as Receiver: (configured as AT+RXMOD=65535,2)** 324 324 474 +(% class="box infomessage" %) 475 +((( 476 +**LG01-V2 configuration:** 325 325 326 -Such as (% style="background-color:yellow" %)__**//http:~/~/dragino-54ff12:1880 or http:~/~/<Local-IPV4-Address>//**__ 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 +))) 327 327 328 328 329 - [[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"]]492 +=== 5.2.4 Test result === 330 330 331 331 332 -= (% style="color:inherit; font-family:inherit; font-size:29px" %)**6. How users can access LG01v2 using serial USB**(%%) = 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 +))) 333 333 498 +When LG01v2 replies with ACK when it receives a packet sent by LA66 sheild. 334 334 500 +[[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 + 335 335 (% style="color:blue" %)**USB TTL to LG01v2 Connection:** 336 336 337 337 ... ... @@ -358,20 +358,26 @@ 358 358 359 359 [[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"]] 360 360 555 + 361 361 [[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"]] 362 362 363 363 364 -= **7.FAQ**=559 += 7. OTA System Update = 365 365 366 366 367 - == **7.1 How doesLG01v2communicatewith Lorashield(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. 368 368 369 369 370 - Thisexampledescribeshow to use LG01v2, LoRa Shield to set up a LoRa network565 += 8. FAQ = 371 371 372 - [[image:image-20221103144405-6.png||height="253"width="712"]]567 +== 8.1 How does LG01v2 communicate with Lora shield (LoRa.h) == 373 373 374 374 570 +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 + 375 375 (% style="color:red" %)**Prerequisites: The configurations of LG01v2 and Lora shield must match** 376 376 377 377 **LG01v2 configuration:** ... ... @@ -392,6 +392,8 @@ 392 392 AT+RXDAFORM=1 393 393 ))) 394 394 595 + 596 + 395 395 **Lora shield configuration:** 396 396 397 397 Lora Shield example: [[attach:LoRa_Shield_Sketch_For_MQTT.ino||target="_blank"]] , [[attach:arduino-LoRa-master.zip||target="_blank"]] ... ... @@ -399,65 +399,128 @@ 399 399 [[image:image-20221101161318-2.png]] 400 400 401 401 604 + 402 402 **Test LG01v2 to receive Lora Shield data:** 403 403 404 404 [[image:image-20221101161951-3.png]] 405 405 406 406 610 + 407 407 **Test the LG01v2 to send data:** 408 408 409 409 [[image:image-20221101162527-4.png]] 410 410 411 411 412 -= (%style="color:inherit;font-family:inherit;font-size:29px"%)**8.Supports**(%%)=616 +== 8.2 How does LG01v2 communicate with Heltec LoRa Node == 413 413 414 414 619 +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" %) 415 415 ((( 416 -**//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)** 417 417 ))) 418 418 644 + 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 + 419 419 ((( 420 -**//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 +))) 421 421 688 +((( 689 +With your question as detailed as possible. We will reply and help you in the shortest. 422 422 423 423 424 -= **9. Reference**=692 += 11. Reference = 425 425 426 426 427 -* Install Tago Core: Refer **Install Tago Core in LPS8v2** in[[ Instruction>>doc:Main.Tago\.IO.WebHome]]. 428 -* [[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]]. 429 429 697 +* [[Advance OS Reference Guide for L>>doc:Main.Armbian OS instruction.WebHome]]G01v2. 698 + 699 + 430 430 431 431 ))) 432 432 433 -= **10. Order Info**=703 += 12. Order Info = 434 434 435 435 436 -(% style="color:#0000ff" %)**L PS8v2-XXX-YYY**706 +(% style="color:#0000ff" %)**LG01v2-XXX-YYY** 437 437 438 438 (% style="color:#0000ff" %)**XXX**(% style="color:black" %): Frequency Band 439 439 440 -* (% style="color:red" %)**AS923**(%%): LoRaWAN AS923 band 441 -* (% style="color:red" %)**AU915**(%%): LoRaWAN AU915 band 442 -* (% style="color:red" %)**EU868**(%%): LoRaWAN EU868 band 443 -* (% style="color:red" %)**KR920**(%%): LoRaWAN KR920 band 444 -* (% style="color:red" %)**US915**(%%): LoRaWAN US915 band 445 -* (% style="color:red" %)**IN865**(%%): LoRaWAN IN865 band 710 +* (% style="color:red" %)**868**(%%): For frequency : 863 ~~ 870Mhz 711 +* (% style="color:red" %)**915**(%%): For frequency : 902 ~~ 928Mhz 446 446 447 447 (% style="color:#0000ff" %)**YYY**(% style="color:black" %): 4G Cellular Option 448 448 449 -* (% style="color:red" %)**E**(%%): EMEA, Korea, Thailand, India .450 -* (% style="color:red" %)**A**(%%): NorthAmerica/Rogers/AT&T/T-Mobile.451 -* (% style="color:red" %)**AU**(%%): Latin America, New Zeland, Taiwan 452 -* (% style="color:red" %)**J**(%%): Japan, DOCOMO /SoftBank/KDDI715 +* (% style="color:red" %)**EC25-E**(% style="color:black" %): EMEA, Korea, Thailand, India 716 +* (% style="color:red" %)**EC25-AFX**(% style="color:black" %): America: Verizon, AT&T(FirstNet), U.S.Cellular; Canada: Telus 717 +* (% style="color:red" %)**EC25-AUX**(% style="color:black" %): Latin America, New Zeland, Taiwan 718 +* (% style="color:red" %)**EC25-J**(% style="color:black" %): Japan, DOCOMO, SoftBank, KDDI 453 453 454 454 More info about valid bands, please see [[EC25-E product page>>url:https://www.quectel.com/product/ec25.htm]]. 455 455 456 456 723 += 13. Manufacturer Info = 457 457 458 -= **10. Manufacturer Info** = 459 459 460 - 461 461 **Shenzhen Dragino Technology Development co. LTD** 462 462 463 463 Room 202, Block B, BCT Incubation Bases (BaoChengTai), No.8 CaiYunRoad ... ... @@ -465,10 +465,9 @@ 465 465 LongCheng Street, LongGang District ; Shenzhen 518116,China 466 466 467 467 733 += 14. FCC Warning = 468 468 469 -= **11. FCC Warning** = 470 470 471 - 472 472 ((( 473 473 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: 474 474 ))) ... ... @@ -498,7 +498,6 @@ 498 498 ((( 499 499 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. 500 500 765 + 501 501 502 502 ))) 503 - 504 -~)~)~)
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... ... @@ -1,0 +1,124 @@ 1 +#include "LoRaWan_APP.h" 2 +#include "Arduino.h" 3 + 4 + 5 +#define RF_FREQUENCY 868100000 // Hz 6 + 7 +#define TX_OUTPUT_POWER 5 // dBm 8 + 9 +#define LORA_BANDWIDTH 0 // [0: 125 kHz, 10 + // 1: 250 kHz, 11 + // 2: 500 kHz, 12 + // 3: Reserved] 13 +#define LORA_SPREADING_FACTOR 12 // [SF7..SF12] 14 +#define LORA_CODINGRATE 1 // [1: 4/5, 15 + // 2: 4/6, 16 + // 3: 4/7, 17 + // 4: 4/8] 18 +#define LORA_PREAMBLE_LENGTH 8 // Same for Tx and Rx 19 +#define LORA_SYMBOL_TIMEOUT 0 // Symbols 20 +#define LORA_FIX_LENGTH_PAYLOAD_ON false 21 +#define LORA_IQ_INVERSION_ON false 22 + 23 + 24 +#define RX_TIMEOUT_VALUE 1000 25 +#define BUFFER_SIZE 30 // Define the payload size here 26 + 27 +float tem,hum; 28 +char tem_1[8]={"\0"},hum_1[8]={"\0"}; 29 +char *node_id = "<GW01>"; //From LG01 via web Local Channel settings on MQTT.Please refer <> dataformat in here. 30 + 31 +char txpacket[BUFFER_SIZE]; 32 +char rxpacket[BUFFER_SIZE]; 33 + 34 +double txNumber; 35 + 36 +bool lora_idle=true; 37 + 38 +static RadioEvents_t RadioEvents; 39 +void OnTxDone( void ); 40 +void OnTxTimeout( void ); 41 + 42 +void dhtTem() 43 +{ 44 + tem = random(15,40); 45 + hum = random(40,80); 46 + Serial.println(F("The temperature and humidity:")); 47 + Serial.print("["); 48 + Serial.print(tem); 49 + Serial.print("℃"); 50 + Serial.print(","); 51 + Serial.print(hum); 52 + Serial.print("%"); 53 + Serial.print("]"); 54 + Serial.println(""); 55 +} 56 + 57 +void dhtWrite() 58 +{ 59 + char data[50] = "\0"; 60 + for(int i = 0; i < 50; i++) 61 + { 62 + data[i] = node_id[i]; 63 + } 64 + 65 + dtostrf(tem,0,1,tem_1); 66 + dtostrf(hum,0,1,hum_1); 67 + 68 + strcat(data,"tem_a="); 69 + strcat(data,tem_1); 70 + strcat(data,"&hum_a="); 71 + strcat(data,hum_1); 72 + strcpy((char *)txpacket,data); 73 + 74 + Serial.println((char *)txpacket); 75 +} 76 + 77 +void setup() { 78 + Serial.begin(115200); 79 + Mcu.begin(); 80 + 81 + txNumber=0; 82 + 83 + RadioEvents.TxDone = OnTxDone; 84 + RadioEvents.TxTimeout = OnTxTimeout; 85 + 86 + Radio.Init( &RadioEvents ); 87 + Radio.SetChannel( RF_FREQUENCY ); 88 + Radio.SetTxConfig( MODEM_LORA, TX_OUTPUT_POWER, 0, LORA_BANDWIDTH, 89 + LORA_SPREADING_FACTOR, LORA_CODINGRATE, 90 + LORA_PREAMBLE_LENGTH, LORA_FIX_LENGTH_PAYLOAD_ON, 91 + true, 0, 0, LORA_IQ_INVERSION_ON, 3000 ); 92 + } 93 + 94 + 95 + 96 +void loop() 97 +{ 98 + if(lora_idle == true) 99 + { 100 + delay(5000); 101 + txNumber += 0.01; 102 + Serial.println(txNumber); 103 + 104 + dhtTem(); 105 + dhtWrite(); 106 + Radio.Send( (uint8_t *)txpacket, strlen(txpacket) ); //send the package out 107 + lora_idle = false; 108 + } 109 + Radio.IrqProcess( ); 110 +} 111 + 112 +void OnTxDone( void ) 113 +{ 114 + Serial.println("TX done......"); 115 + lora_idle = true; 116 +} 117 + 118 +void OnTxTimeout( void ) 119 +{ 120 + Radio.Sleep( ); 121 + Serial.println("TX Timeout......"); 122 + lora_idle = true; 123 +} 124 +
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... ... @@ -1,0 +1,150 @@ 1 +#include <SoftwareSerial.h> 2 +#include <Adafruit_Sensor.h> 3 +#include <DHT.h> 4 +#include <DHT_U.h> 5 +/* 6 + 7 +*/ 8 +#define DHTPIN 8 // Digital pin connected to the DHT sensor 9 +#define DHTTYPE DHT11 // DHT 11 10 +DHT_Unified dht(DHTPIN, DHTTYPE); 11 + 12 +String inputString = ""; // a String to hold incoming data 13 +bool stringComplete = false; // whether the string is complete 14 + 15 +long old_time=millis(); 16 +long new_time; 17 + 18 +long uplink_interval=30000; //ms 19 + 20 +float DHT11_temp; 21 +float DHT11_hum; 22 + 23 +SoftwareSerial ss(10, 11); // Arduino RX, TX , 24 + 25 +char rxbuff[128]; 26 +uint8_t rxbuff_index=0; 27 + 28 +void setup() { 29 + // initialize serial 30 + Serial.begin(9600); 31 + 32 + ss.begin(9600); 33 + ss.listen(); 34 + 35 + // reserve 200 bytes for the inputString: 36 + inputString.reserve(200); 37 + 38 + dht.begin(); 39 + sensor_t sensor; 40 + dht.temperature().getSensor(&sensor); 41 + dht.humidity().getSensor(&sensor); 42 + 43 + ss.println("ATZ");//reset LA66 44 +} 45 + 46 +void loop() { 47 + 48 + while ( ss.available()) { 49 + // get the new byte: 50 + char inChar = (char) ss.read(); 51 + // add it to the inputString: 52 + inputString += inChar; 53 + 54 + rxbuff[rxbuff_index++]=inChar; 55 + 56 + if(rxbuff_index>128) 57 + { 58 + rxbuff[rxbuff_index]='\0'; 59 + rxbuff_index=0; 60 + break; 61 + } 62 + 63 + // if the incoming character is a newline, set a flag so the main loop can 64 + // do something about it: 65 + if (inChar == '\n' || inChar == '\r') { 66 + stringComplete = true; 67 + rxbuff[rxbuff_index]='\0'; 68 + rxbuff_index=0; 69 + } 70 + } 71 + 72 + while ( Serial.available()) { 73 + // get the new byte: 74 + char inChar = (char) Serial.read(); 75 + // add it to the inputString: 76 + inputString += inChar; 77 + // if the incoming character is a newline, set a flag so the main loop can 78 + // do something about it: 79 + if (inChar == '\n' || inChar == '\r') { 80 + ss.print(inputString); 81 + inputString = "\0"; 82 + } 83 + } 84 + 85 + // print the string when a newline arrives: 86 + if (stringComplete) { 87 + Serial.print(inputString); 88 + 89 + // clear the string: 90 + inputString = "\0"; 91 + stringComplete = false; 92 + } 93 + 94 + new_time = millis(); 95 + 96 + if(new_time-old_time>=uplink_interval){ 97 + old_time = new_time; 98 + 99 + Serial.print(F("\r\n")); 100 + // Get temperature event and print its value. 101 + sensors_event_t event; 102 + dht.temperature().getEvent(&event); 103 + if (isnan(event.temperature)) { 104 + Serial.println(F("Error reading temperature!")); 105 + DHT11_temp=327.67; 106 + } 107 + else { 108 + DHT11_temp=event.temperature; 109 + 110 + if(DHT11_temp>60){ 111 + DHT11_temp=60; 112 + } 113 + else if(DHT11_temp<-20){ 114 + DHT11_temp=-20; 115 + } 116 + } 117 + // Get humidity event and print its value. 118 + dht.humidity().getEvent(&event); 119 + if (isnan(event.relative_humidity)) { 120 + DHT11_hum=327.67; 121 + Serial.println(F("Error reading humidity!")); 122 + } 123 + else { 124 + DHT11_hum=event.relative_humidity; 125 + 126 + if(DHT11_hum>100){ 127 + DHT11_hum=100; 128 + } 129 + else if(DHT11_hum<0){ 130 + DHT11_hum=0; 131 + } 132 + } 133 + 134 + Serial.print(F("Temperature: ")); 135 + Serial.print(DHT11_temp); 136 + Serial.println(F("°C")); 137 + Serial.print(F("Humidity: ")); 138 + Serial.print(DHT11_hum); 139 + Serial.println(F("%")); 140 + Serial.print(F("\r\n")); 141 + 142 + char sensor_data_buff[128]="\0"; 143 + 144 + //confirm status,Fport,payload length,payload(HEX) 145 + snprintf(sensor_data_buff,128,"AT+SEND=0,%02X%02X%02X%02X,0,0",(short)(DHT11_temp*100)>>8 & 0xFF,(short)(DHT11_temp*100) & 0xFF,(short)(DHT11_hum*10)>>8 & 0xFF,(short)(DHT11_hum*10) & 0xFF); 146 + ss.print(sensor_data_buff); 147 + ss.print('\r'); 148 + } 149 +} 150 +
- Log-Temperature-Sensor-and-send-data-to-Node-red.json
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- Author
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- Log-Temperature-Sensor-and-send-data-to-node-red.json
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