Changes for page LA66 LoRaWAN Shield User Manual
Last modified by Xiaoling on 2023/05/26 14:19
Summary
-
Page properties (2 modified, 0 added, 0 removed)
Details
- Page properties
-
- Author
-
... ... @@ -1,1 +1,1 @@ 1 -XWiki. Xiaoling1 +XWiki.Lu - Content
-
... ... @@ -1,450 +1,258 @@ 1 - 2 - 3 -**Table of Contents:** 4 - 1 +{{box cssClass="floatinginfobox" title="**Contents**"}} 5 5 {{toc/}} 3 +{{/box}} 6 6 5 += LA66 LoRaWAN Module = 7 7 7 +== What is LA66 LoRaWAN Module == 8 8 9 - =1.LA66 LoRaWANModule=9 +**Dragino LA66** is a small wireless LoRaWAN module that offers a very compelling mix of long-range, low power consumption, and secure data transmission. It is designed to facilitate developers to quickly deploy industrial-level LoRa and IoT solutions. It helps users to turn the idea into a practical application and make the Internet of Things a reality. It is easy to program, create and connect your things everywhere. 10 10 11 +**LA66 **is a ready-to-use module which includes the LoRaWAN v1.0.4 protocol. External MCU can use AT command to call LA66 and start to transmit data via the LoRaWAN protocol. 11 11 12 - ==1.1WhatisLA66LoRaWANModule==13 +**Each LA66 **module includes a world unique OTAA key for LoRaWAN registration. 13 13 14 14 15 -(% style="color:blue" %)**Dragino LA66**(%%) is a small wireless LoRaWAN module that offers a very compelling mix of long-range, low power consumption, and secure data transmission. It is designed to facilitate developers to quickly deploy industrial-level LoRaWAN and IoT solutions. It helps users to turn the idea into a practical application and make the Internet of Things a reality. It is easy to create and connect your things everywhere. 16 16 17 - (% style="color:blue" %)**LA66**(%%) is a ready-to-use module that includes the (% style="color:blue"%)**LoRaWAN v1.0.4protocol**(%%). TheLoRaWAN stack usedin LA66is used in more than 1 million LoRaWAN End Devices deployed world widely. This mature LoRaWAN stack greatly reduces the risk tomake stable LoRaWAN Sensorsto support different LoRaWAN servers and different countries' standards. External MCU can use AT command to call LA66 and start to transmit data via the LoRaWAN protocol.17 +== Specification == 18 18 19 - Each LA66 moduleincludesa(% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.19 +[[image:image-20220517072526-1.png]] 20 20 21 - Besides the support of the LoRaWAN protocol, LA66 also supports(% style="color:blue" %)**open-sourcepeer-to-peer LoRaProtocol**(%%) for thenone-LoRaWANapplication.21 +Input Power Range: 1.8v ~~ 3.7v 22 22 23 - LA66 is equippedwith (% style="color:blue"%)**TCXO crystal**(%%) which ensures themodule can achieve stableperformanceinextreme temperatures.23 +Power Consumption: < 4uA. 24 24 25 +Frequency Range: 150 MHz ~~ 960 MHz 25 25 26 - ==1.2Features==27 +Maximum Power +22 dBm constant RF output 27 27 28 -* Support LoRaWAN v1.0.4 protocol 29 -* Support peer-to-peer protocol 30 -* TCXO crystal to ensure RF performance on low temperature 31 -* SMD Antenna pad and i-pex antenna connector 32 -* Available in different frequency LoRaWAN frequency bands. 33 -* World-wide unique OTAA keys. 34 -* AT Command via UART-TTL interface 35 -* Firmware upgradable via UART interface 36 -* Ultra-long RF range 29 +High sensitivity: -148 dBm 37 37 31 +Temperature: 38 38 39 -== 1.3 Specification == 33 +* Storage: -55 ~~ +125℃ 34 +* Operating: -40 ~~ +85℃ 40 40 41 -* CPU: 32-bit 48 MHz 42 -* Flash: 256KB 43 -* RAM: 64KB 44 -* Input Power Range: 1.8v ~~ 3.7v 45 -* Power Consumption: < 4uA. 46 -* Frequency Range: 150 MHz ~~ 960 MHz 47 -* Maximum Power +22 dBm constant RF output 48 -* High sensitivity: -148 dBm 49 -* Temperature: 50 -** Storage: -55 ~~ +125℃ 51 -** Operating: -40 ~~ +85℃ 52 -* Humidity: 53 -** Storage: 5 ~~ 95% (Non-Condensing) 54 -** Operating: 10 ~~ 95% (Non-Condensing) 55 -* LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm 56 -* LoRa Rx current: <9 mA 57 -* I/O Voltage: 3.3v 36 +Humidity: 58 58 38 +* Storage: 5 ~~ 95% (Non-Condensing) 39 +* Operating: 10 ~~ 95% (Non-Condensing) 59 59 60 - ==1.4 AT Command==41 +LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm 61 61 62 - AT Command is valid over Main TXD and MainRXD. SerialBaudRateis 9600. ATcommands can be foundinAT Command documents.43 +LoRa Rx current: <9 mA 63 63 45 +I/O Voltage: 3.3v 64 64 65 -== 1.5 Dimension == 66 66 67 - [[image:image-20220517072526-1.png]]48 +== AT Command == 68 68 50 +AT Command is valid over Main TXD and Main RXD. Serial Baud Rate is 9600. AT commands can be found in AT Command documents. 69 69 70 70 71 -== 1.6Pin Mapping ==53 +== Pin Mapping == 72 72 73 - 74 74 [[image:image-20220523101537-1.png]] 75 75 57 +== Land Pattern == 76 76 77 - 78 -== 1.7 Land Pattern == 79 - 80 80 [[image:image-20220517072821-2.png]] 81 81 82 82 62 +== Part Number == 83 83 84 - =2.LA66LoRaWAN Shield =64 +Part Number: **LA66-XXX** 85 85 66 +**XX**: The default frequency band 86 86 87 -== 2.1 Overview == 68 +* **AS923**: LoRaWAN AS923 band 69 +* **AU915**: LoRaWAN AU915 band 70 +* **EU433**: LoRaWAN EU433 band 71 +* **EU868**: LoRaWAN EU868 band 72 +* **KR920**: LoRaWAN KR920 band 73 +* **US915**: LoRaWAN US915 band 74 +* **IN865**: LoRaWAN IN865 band 75 +* **CN470**: LoRaWAN CN470 band 88 88 89 - LA66LoRaWAN Shield is the Arduino shield base on LA66.Users can useLA66 LoRaWAN Shieldto rapidly add LoRaWAN or peer-to-peer LoRa wireless function to Arduino projects.77 += LA66 LoRaWAN Shield = 90 90 79 +LA66 LoRaWAN Shield is the Arduino Breakout PCB to fast test the features of LA66 module and turn Arduino to support LoRaWAN. 91 91 92 -== 2.2Features==81 +== Pin Mapping & LED == 93 93 94 -* Arduino Shield base on LA66 LoRaWAN module 95 -* Support LoRaWAN v1.0.4 protocol 96 -* Support peer-to-peer protocol 97 -* TCXO crystal to ensure RF performance on low temperature 98 -* SMA connector 99 -* Available in different frequency LoRaWAN frequency bands. 100 -* World-wide unique OTAA keys. 101 -* AT Command via UART-TTL interface 102 -* Firmware upgradable via UART interface 103 -* Ultra-long RF range 83 +== Example: Use AT Command to communicate with LA66 module via Arduino UNO. == 104 104 85 +== Example: Join TTN network and send an uplink message, get downlink message. == 105 105 106 -== 2.3Specification ==87 +== Example: Log Temperature Sensor(DHT11) and send data to TTN, show it in DataCake. == 107 107 108 -* CPU: 32-bit 48 MHz 109 -* Flash: 256KB 110 -* RAM: 64KB 111 -* Input Power Range: 1.8v ~~ 3.7v 112 -* Power Consumption: < 4uA. 113 -* Frequency Range: 150 MHz ~~ 960 MHz 114 -* Maximum Power +22 dBm constant RF output 115 -* High sensitivity: -148 dBm 116 -* Temperature: 117 -** Storage: -55 ~~ +125℃ 118 -** Operating: -40 ~~ +85℃ 119 -* Humidity: 120 -** Storage: 5 ~~ 95% (Non-Condensing) 121 -** Operating: 10 ~~ 95% (Non-Condensing) 122 -* LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm 123 -* LoRa Rx current: <9 mA 124 -* I/O Voltage: 3.3v 89 +== Upgrade Firmware of LA66 LoRaWAN Shield == 125 125 91 +=== what needs to be used === 126 126 127 - == 2.4PinMapping&LED==93 +1.LA66 LoRaWAN Shield that needs to be upgraded 128 128 95 +2.Arduino 129 129 97 +3.USB TO TTL 130 130 131 - == 2.5 Example:Use AT Command to communicatewith LA66 module via Arduino UNO.==99 +[[image:image-20220602100052-2.png]] 132 132 101 +=== Wiring Schematic === 133 133 103 +[[image:image-20220602101311-3.png]] 134 134 135 - == 2.6Example: Join TTNnetwork and send an uplink message, get downlinkmessage.==105 +LA66 LoRaWAN Shield >>>>>>>>>>>>USB TTL 136 136 107 +GND >>>>>>>>>>>>GND 137 137 109 +TXD >>>>>>>>>>>>TXD 138 138 139 - == 2.7Example:LogTemperatureSensor(DHT11)andsenddatatoTTN,showitinDataCake.==111 +RXD >>>>>>>>>>>>RXD 140 140 113 +JP6 of LA66 LoRaWAN Shield needs to be connected with yellow jumper cap 141 141 115 +Connect to the PC after connecting the wires 142 142 143 - == 2.8 UpgradeFirmwareof LA66 LoRaWAN Shield ==117 +[[image:image-20220602102240-4.png]] 144 144 119 +=== Upgrade steps === 145 145 146 -=== 2.8.1Itemsneededforupdate ===121 +==== Dial the SW1 of the LA66 LoRaWAN Shield to the ISP's location as shown in the figure below ==== 147 147 148 -1. LA66 LoRaWAN Shield 149 -1. Arduino 150 -1. USB TO TTL Adapter 123 +[[image:image-20220602102824-5.png]] 151 151 152 - [[image:image-20220602100052-2.png||height="385"width="600"]]125 +==== Press the RST switch on the LA66 LoRaWAN Shield once ==== 153 153 127 +[[image:image-20220602104701-12.png]] 154 154 155 -=== 2.8.2 Connection ===129 +==== Open the upgrade application software ==== 156 156 131 +Software download link: [[https:~~/~~/www.dragino.com/downloads/index.php?dir=LSN50-LoRaST/Utility/LSN50N/>>https://www.dragino.com/downloads/index.php?dir=LSN50-LoRaST/Utility/LSN50N/]] 157 157 158 -[[image:image-20220602101311-3.png||height="276" width="600"]] 159 - 160 - 161 -(% style="color:blue" %)**LA66 LoRaWAN Shield**(%%) **<->** (% style="color:blue" %)**USB TTL** 162 - 163 -(% style="background-color:yellow" %)**GND <-> GND 164 -TXD <-> TXD 165 -RXD <-> RXD** 166 - 167 - 168 -Put a jumper cap on JP6 of LA66 LoRaWAN Shield. ( the jumper is to power on LA66 module) 169 - 170 -Connect USB TTL Adapter to PC after connecting the wires 171 - 172 - 173 -[[image:image-20220602102240-4.png||height="304" width="600"]] 174 - 175 - 176 -=== 2.8.3 Upgrade steps === 177 - 178 - 179 -==== 1. Switch SW1 to put in ISP position ==== 180 - 181 - 182 -[[image:image-20220602102824-5.png||height="306" width="600"]] 183 - 184 - 185 - 186 -==== 2. Press the RST switch once ==== 187 - 188 - 189 -[[image:image-20220602104701-12.png||height="285" width="600"]] 190 - 191 - 192 - 193 -==== 3. Open the Upgrade tool (Tremo Programmer) in PC and Upgrade ==== 194 - 195 - 196 -(% style="color:blue" %)**1. Software download link: [[https:~~/~~/www.dragino.com/downloads/index.php?dir=LSN50-LoRaST/Utility/LSN50N/>>https://www.dragino.com/downloads/index.php?dir=LSN50-LoRaST/Utility/LSN50N/]]** 197 - 198 - 199 199 [[image:image-20220602103227-6.png]] 200 200 201 - 202 202 [[image:image-20220602103357-7.png]] 203 203 137 +===== Select the COM port corresponding to USB TTL ===== 204 204 205 - 206 -(% class="wikigeneratedid" id="HSelecttheCOMportcorrespondingtoUSBTTL" %) 207 -(% style="color:blue" %)**2. Select the COM port corresponding to USB TTL** 208 - 209 - 210 210 [[image:image-20220602103844-8.png]] 211 211 141 +===== Select the bin file to burn ===== 212 212 213 - 214 -(% class="wikigeneratedid" id="HSelectthebinfiletoburn" %) 215 -(% style="color:blue" %)**3. Select the bin file to burn** 216 - 217 - 218 218 [[image:image-20220602104144-9.png]] 219 219 220 - 221 221 [[image:image-20220602104251-10.png]] 222 222 223 - 224 224 [[image:image-20220602104402-11.png]] 225 225 149 +===== Click to start the download ===== 226 226 227 - 228 -(% class="wikigeneratedid" id="HClicktostartthedownload" %) 229 -(% style="color:blue" %)**4. Click to start the download** 230 - 231 231 [[image:image-20220602104923-13.png]] 232 232 153 +===== The following figure appears to prove that the burning is in progress ===== 233 233 234 - 235 -(% class="wikigeneratedid" id="HThefollowingfigureappearstoprovethattheburningisinprogress" %) 236 -(% style="color:blue" %)**5. Check update process** 237 - 238 - 239 239 [[image:image-20220602104948-14.png]] 240 240 157 +===== The following picture appears to prove that the burning is successful ===== 241 241 242 - 243 -(% class="wikigeneratedid" id="HThefollowingpictureappearstoprovethattheburningissuccessful" %) 244 -(% style="color:blue" %)**The following picture shows that the burning is successful** 245 - 246 246 [[image:image-20220602105251-15.png]] 247 247 161 += LA66 USB LoRaWAN Adapter = 248 248 163 +LA66 USB LoRaWAN Adapter is the USB Adapter for LA66, it combines a USB TTL Chip and LA66 module which can easy to test the LoRaWAN feature by using PC or embedded device which has USB Interface. 249 249 250 - =3.LA66USB LoRaWANAdapter=165 +Before use, please make sure that the computer has installed the CP2102 driver 251 251 167 +== Pin Mapping & LED == 252 252 253 -== 3.1Overview==169 +== Example Send & Get Messages via LoRaWAN in PC == 254 254 255 - LA66 USB LoRaWAN Adapter is designed to fast turnUSB devicestosupportLoRaWAN wirelessfeatures. It combines a CP2101 USB TTLChip and LA66 LoRaWANmodule which caneasytoadd LoRaWAN wireless featuretoPC/ Mobile phone or an embedded device that has USB Interface.171 +Connect the LA66 LoRa Shield to the PC 256 256 173 +[[image:image-20220602171217-1.png||height="615" width="915"]] 257 257 258 -== 3.2 Features == 259 - 260 -* LoRaWAN USB adapter base on LA66 LoRaWAN module 261 -* Ultra-long RF range 262 -* Support LoRaWAN v1.0.4 protocol 263 -* Support peer-to-peer protocol 264 -* TCXO crystal to ensure RF performance on low temperature 265 -* Spring RF antenna 266 -* Available in different frequency LoRaWAN frequency bands. 267 -* World-wide unique OTAA keys. 268 -* AT Command via UART-TTL interface 269 -* Firmware upgradable via UART interface 270 - 271 - 272 -== 3.3 Specification == 273 - 274 -* CPU: 32-bit 48 MHz 275 -* Flash: 256KB 276 -* RAM: 64KB 277 -* Input Power Range: 5v 278 -* Frequency Range: 150 MHz ~~ 960 MHz 279 -* Maximum Power +22 dBm constant RF output 280 -* High sensitivity: -148 dBm 281 -* Temperature: 282 -** Storage: -55 ~~ +125℃ 283 -** Operating: -40 ~~ +85℃ 284 -* Humidity: 285 -** Storage: 5 ~~ 95% (Non-Condensing) 286 -** Operating: 10 ~~ 95% (Non-Condensing) 287 -* LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm 288 -* LoRa Rx current: <9 mA 289 - 290 - 291 -== 3.4 Pin Mapping & LED == 292 - 293 - 294 - 295 -== 3.5 Example: Send & Get Messages via LoRaWAN in PC == 296 - 297 - 298 -Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage. 299 - 300 - 301 -(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN adapter to PC** 302 - 303 - 304 -[[image:image-20220602171217-1.png||height="538" width="800"]] 305 - 306 - 307 307 Open the serial port tool 308 308 309 309 [[image:image-20220602161617-8.png]] 310 310 311 -[[image:image-20220602161718-9.png||height=" 457" width="800"]]179 +[[image:image-20220602161718-9.png||height="529" width="927"]] 312 312 181 +Press the reset switch RST on the LA66 LoRa Shield. 313 313 183 +The following picture appears to prove that the LA66 LoRa Shield successfully entered the network 314 314 315 - (% style="color:blue" %)**2. Press the reset switch RST on theLA66USB LoRaWAN Adapter to reset it.**185 +[[image:image-20220602161935-10.png]] 316 316 317 - Thefollowingpicture appearstoprove that the LA66 USBLoRaWAN Adapterccessfully Jointhe LoRaWAN network187 +send instructions: AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data> 318 318 319 - 320 -[[image:image-20220602161935-10.png||height="498" width="800"]] 321 - 322 - 323 - 324 -(% style="color:blue" %)**3. See Uplink Command** 325 - 326 -Command format: (% style="color:#4472c4" %)** AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>** 327 - 328 328 example: AT+SENDB=01,02,8,05820802581ea0a5 329 329 330 -[[image:image-20220602162157-11.png ||height="497" width="800"]]191 +[[image:image-20220602162157-11.png]] 331 331 193 +Check to see if TTN received the message 332 332 195 +[[image:image-20220602162331-12.png||height="547" width="1044"]] 333 333 334 - (%style="color:blue"%)**4.ChecktoseeifTTNreceivedthemessage**197 +== Example Send & Get Messages via LoRaWAN in RPi == 335 335 336 - [[image:image-20220602162331-12.png||height="420"width="800"]]199 +Connect the LA66 LoRa Shield to the RPI 337 337 201 +[[image:image-20220602171233-2.png||height="592" width="881"]] 338 338 203 +Log in to the RPI's terminal and connect to the serial port 339 339 340 - == 3.6 Example: Send PC's CPU/RAM usageto TTN viaython==205 +[[image:image-20220602153146-3.png]] 341 341 207 +Press the reset switch RST on the LA66 LoRa Shield. 208 +The following picture appears to prove that the LA66 LoRa Shield successfully entered the network 342 342 343 - **Use python as an example:**[[https:~~/~~/github.com/dragino/LA66/blob/main/Send_information_to_TTN_WindosPC.py>>https://github.com/dragino/LA66/blob/main/Send_information_to_TTN_WindosPC.py]]210 +[[image:image-20220602154928-5.png]] 344 344 212 +send instructions: AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data> 345 345 346 -(% style="color:red" %)**Preconditions:** 347 - 348 -(% style="color:red" %)**1. LA66 USB LoRaWAN Adapter works fine** 349 - 350 -(% style="color:red" %)**2. LA66 USB LoRaWAN Adapter is registered with TTN** 351 - 352 - 353 - 354 -(% style="color:blue" %)**Steps for usage:** 355 - 356 -(% style="color:blue" %)**1.**(%%) Press the reset switch RESET on the LA66 USB LoRaWAN Adapter 357 - 358 -(% style="color:blue" %)**2.**(%%) Run the python script in PC and see the TTN 359 - 360 -[[image:image-20220602115852-3.png||height="450" width="1187"]] 361 - 362 - 363 - 364 -== 3.7 Example: Send & Get Messages via LoRaWAN in RPi == 365 - 366 - 367 -Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage. 368 - 369 - 370 -(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN Adapter to the Raspberry Pi** 371 - 372 -[[image:image-20220602171233-2.png||height="538" width="800"]] 373 - 374 - 375 - 376 -(% style="color:blue" %)**2. Install Minicom in RPi.** 377 - 378 -(% id="cke_bm_509388S" style="display:none" %) (%%)Enter the following command in the RPi terminal 379 - 380 - (% style="background-color:yellow" %)**apt update** 381 - 382 - (% style="background-color:yellow" %)**apt install minicom** 383 - 384 - 385 -Use minicom to connect to the RPI's terminal 386 - 387 -[[image:image-20220602153146-3.png||height="439" width="500"]] 388 - 389 - 390 - 391 -(% style="color:blue" %)**3. Press the reset switch RST on the LA66 USB LoRaWAN Adapter.** 392 - 393 -The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully entered the network. 394 - 395 - 396 -[[image:image-20220602154928-5.png||height="436" width="500"]] 397 - 398 - 399 - 400 -(% style="color:blue" %)**4. Send Uplink message** 401 - 402 -Format: (% style="color:#4472c4" %)**AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>** 403 - 404 404 example: AT+SENDB=01,02,8,05820802581ea0a5 405 405 216 +[[image:image-20220602160339-6.png]] 406 406 407 -[[image:image-20220602160339-6.png||height="517" width="600"]] 408 - 409 - 410 - 411 411 Check to see if TTN received the message 412 412 413 -[[image:image-20220602160627-7.png||height=" 369" width="800"]]220 +[[image:image-20220602160627-7.png||height="468" width="1013"]] 414 414 222 +=== Install Minicom === 415 415 224 +Enter the following command in the RPI terminal 416 416 417 - == 3.8 Example: LA66 USB Module gota message from LA66 LoRa Shieldnd sendthesensor data to NodeRed. ==226 +apt update 418 418 228 +[[image:image-20220602143155-1.png]] 419 419 230 +apt install minicom 420 420 421 - == 3.9 UpgradeFirmwareof LA66 USB LoRaWAN Adapter ==232 +[[image:image-20220602143744-2.png]] 422 422 234 +=== Send PC's CPU/RAM usage to TTN via script. === 423 423 236 +==== Take python as an example: ==== 424 424 238 +===== Preconditions: ===== 425 425 426 - = 4.OrderInfo=240 +1.LA66 USB LoRaWAN Adapter works fine 427 427 242 +2.LA66 USB LoRaWAN Adapter is registered with TTN 428 428 429 - **Part Number:** (% style="color:blue" %)**LA66-XXX**(%%), (% style="color:blue"%)**LA66-LoRaWAN-Shield-XXX**(%%) **or**(% style="color:blue" %)**LA66-USB-LoRaWAN-Adapter-XXX**244 +===== Steps for usage ===== 430 430 246 +1.Press the reset switch RESET on the LA66 USB LoRaWAN Adapter 431 431 432 -(% style="color:blue" %)**XXX**(%%): The default frequency band 433 433 434 -* (% style="color:red" %)**AS923**(%%): LoRaWAN AS923 band 435 -* (% style="color:red" %)**AU915**(%%): LoRaWAN AU915 band 436 -* (% style="color:red" %)**EU433**(%%): LoRaWAN EU433 band 437 -* (% style="color:red" %)**EU868**(%%): LoRaWAN EU868 band 438 -* (% style="color:red" %)**KR920**(%%): LoRaWAN KR920 band 439 -* (% style="color:red" %)**US915**(%%): LoRaWAN US915 band 440 -* (% style="color:red" %)**IN865**(%%): LoRaWAN IN865 band 441 -* (% style="color:red" %)**CN470**(%%): LoRaWAN CN470 band 442 -* (% style="color:red" %)**PP**(%%): Peer to Peer LoRa Protocol 249 +2.Run the script and see the TTN 443 443 251 +[[image:image-20220602115852-3.png]] 444 444 445 445 446 -= 5. Reference = 447 447 448 - *HardwareDesign File for LA66 LoRaWANShield,LA66 USB LoRaWANAdapter: [[Download>>https://www.dropbox.com/sh/a3wbmdcvqjxaqw5/AADZfvAiykJTK624RgMquH86a?dl=0]]255 +== Example: LA66 USB Module got a message from LA66 LoRa Shield and send the sensor data to NodeRed. == 449 449 450 - 257 + 258 +== Upgrade Firmware of LA66 USB LoRaWAN Adapter ==