Changes for page LA66 LoRaWAN Shield User Manual
Last modified by Xiaoling on 2023/05/26 14:19
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... ... @@ -1,1 +1,1 @@ 1 -LA66 LoRaWAN Shield UserManual1 +LA66 LoRaWAN Module - Author
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... ... @@ -6,14 +6,118 @@ 6 6 7 7 8 8 9 += 1. LA66 LoRaWAN Module = 9 9 10 -= 1. LA66 LoRaWAN Shield = 11 11 12 +== 1.1 What is LA66 LoRaWAN Module == 12 12 13 -== 1.1 Overview == 14 14 15 +((( 16 +((( 17 +[[image:image-20220719093358-2.png||height="145" width="220"]](% style="color:blue" %)** ** 18 +))) 15 15 16 16 ((( 21 + 22 +))) 23 + 24 +((( 25 +(% 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. 26 +))) 27 +))) 28 + 29 +((( 30 +((( 31 +(% style="color:blue" %)**LA66**(%%) is a ready-to-use module that includes the (% style="color:blue" %)**LoRaWAN v1.0.3 protocol**(%%). The LoRaWAN stack used in LA66 is used in more than 1 million LoRaWAN End Devices deployed world widely. This mature LoRaWAN stack greatly reduces the risk to make stable LoRaWAN Sensors to 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. 32 +))) 33 +))) 34 + 35 +((( 36 +((( 37 +Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration. 38 +))) 39 + 40 +((( 41 +Besides the support of the LoRaWAN protocol, LA66 also supports (% style="color:blue" %)**open-source peer-to-peer LoRa Protocol**(%%) for the none-LoRaWAN application. 42 +))) 43 +))) 44 + 45 +((( 46 +((( 47 +LA66 is equipped with (% style="color:blue" %)**TCXO crystal**(%%) which ensures the module can achieve stable performance in extreme temperatures. 48 +))) 49 +))) 50 + 51 + 52 + 53 +== 1.2 Features == 54 + 55 +* Support LoRaWAN v1.0.4 protocol 56 +* Support peer-to-peer protocol 57 +* TCXO crystal to ensure RF performance on low temperature 58 +* SMD Antenna pad and i-pex antenna connector 59 +* Available in different frequency LoRaWAN frequency bands. 60 +* World-wide unique OTAA keys. 61 +* AT Command via UART-TTL interface 62 +* Firmware upgradable via UART interface 63 +* Ultra-long RF range 64 + 65 + 66 + 67 +== 1.3 Specification == 68 + 69 +* CPU: 32-bit 48 MHz 70 +* Flash: 256KB 71 +* RAM: 64KB 72 +* Input Power Range: 1.8v ~~ 3.7v 73 +* Power Consumption: < 4uA. 74 +* Frequency Range: 150 MHz ~~ 960 MHz 75 +* Maximum Power +22 dBm constant RF output 76 +* High sensitivity: -148 dBm 77 +* Temperature: 78 +** Storage: -55 ~~ +125℃ 79 +** Operating: -40 ~~ +85℃ 80 +* Humidity: 81 +** Storage: 5 ~~ 95% (Non-Condensing) 82 +** Operating: 10 ~~ 95% (Non-Condensing) 83 +* LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm 84 +* LoRa Rx current: <9 mA 85 +* I/O Voltage: 3.3v 86 + 87 + 88 + 89 +== 1.4 AT Command == 90 + 91 + 92 +AT Command is valid over Main TXD and Main RXD. Serial Baud Rate is 9600. AT commands can be found in AT Command documents. 93 + 94 + 95 + 96 +== 1.5 Dimension == 97 + 98 +[[image:image-20220718094750-3.png]] 99 + 100 + 101 + 102 +== 1.6 Pin Mapping == 103 + 104 +[[image:image-20220720111850-1.png]] 105 + 106 + 107 + 108 +== 1.7 Land Pattern == 109 + 110 +[[image:image-20220517072821-2.png]] 111 + 112 + 113 + 114 += 2. LA66 LoRaWAN Shield = 115 + 116 + 117 +== 2.1 Overview == 118 + 119 + 120 +((( 17 17 [[image:image-20220715000826-2.png||height="145" width="220"]] 18 18 ))) 19 19 ... ... @@ -51,11 +51,10 @@ 51 51 52 52 53 53 54 -== 1.2 Features ==158 +== 2.2 Features == 55 55 56 - 57 57 * Arduino Shield base on LA66 LoRaWAN module 58 -* Support LoRaWAN v1.0. 3protocol161 +* Support LoRaWAN v1.0.4 protocol 59 59 * Support peer-to-peer protocol 60 60 * TCXO crystal to ensure RF performance on low temperature 61 61 * SMA connector ... ... @@ -67,9 +67,8 @@ 67 67 68 68 69 69 70 -== 1.3 Specification ==173 +== 2.3 Specification == 71 71 72 - 73 73 * CPU: 32-bit 48 MHz 74 74 * Flash: 256KB 75 75 * RAM: 64KB ... ... @@ -90,248 +90,345 @@ 90 90 91 91 92 92 93 -== 1.4 Pin Mapping & LED ==195 +== 2.4 Pin Mapping & LED == 94 94 95 95 96 -[[image:image-20220817085048-1.png||height="533" width="734"]] 97 97 199 +== 2.5 Example: Use AT Command to communicate with LA66 module via Arduino UNO. == 98 98 99 99 100 -~1. The LED lights up red when there is an upstream data packet 101 -2. When the network is successfully connected, the green light will be on for 5 seconds 102 -3. Purple light on when receiving downlink data packets 103 103 203 +== 2.6 Example: Join TTN network and send an uplink message, get downlink message. == 104 104 105 -[[image:image-20220820112305-1.png||height="515" width="749"]] 106 106 107 107 207 +== 2.7 Example: Log Temperature Sensor(DHT11) and send data to TTN, show it in DataCake. == 108 108 109 -== 1.5 Example: Use AT Command to communicate with LA66 module via Arduino UNO. == 110 110 111 111 112 - **Showconnectiondiagram:**211 +== 2.8 Upgrade Firmware of LA66 LoRaWAN Shield == 113 113 114 114 115 - [[image:image-20220723170210-2.png||height="908"width="681"]]214 +=== 2.8.1 Items needed for update === 116 116 216 +1. LA66 LoRaWAN Shield 217 +1. Arduino 218 +1. USB TO TTL Adapter 117 117 220 +[[image:image-20220602100052-2.png||height="385" width="600"]] 118 118 119 -(% style="color:blue" %)**1. open Arduino IDE** 120 120 223 +=== 2.8.2 Connection === 121 121 122 -[[image:image-20220723170545-4.png]] 123 123 226 +[[image:image-20220602101311-3.png||height="276" width="600"]] 124 124 125 125 126 -(% style="color:blue" %)**2. Open project** 229 +((( 230 +(% style="color:blue" %)**LA66 LoRaWAN Shield**(%%) **<->** (% style="color:blue" %)**USB TTL** 231 +))) 127 127 233 +((( 234 +(% style="background-color:yellow" %)**GND <-> GND 235 +TXD <-> TXD 236 +RXD <-> RXD** 237 +))) 128 128 129 -LA66-LoRaWAN-shield-AT-command-via-Arduino-UNO source code link: [[https:~~/~~/www.dropbox.com/sh/cx0pspkwu62pr97/AAAbKh2ioPdZfSDtdDpooYqha?dl=0>>https://www.dropbox.com/sh/cx0pspkwu62pr97/AAAbKh2ioPdZfSDtdDpooYqha?dl=0]] 130 130 240 +Put a jumper cap on JP6 of LA66 LoRaWAN Shield. ( the jumper is to power on LA66 module) 131 131 132 - [[image:image-20220726135239-1.png]]242 +Connect USB TTL Adapter to PC after connecting the wires 133 133 134 134 245 +[[image:image-20220602102240-4.png||height="304" width="600"]] 135 135 136 -(% style="color:blue" %)**3. Click the button marked 1 in the figure to compile, and after the compilation is complete, click the button marked 2 in the figure to upload** 137 137 248 +=== 2.8.3 Upgrade steps === 138 138 139 -[[image:image-20220726135356-2.png]] 140 140 251 +==== 1. Switch SW1 to put in ISP position ==== 141 141 142 142 143 - (% style="color:blue" %)**4.After the upload is successful, opentheserial portmonitoring andsendthe AT command**254 +[[image:image-20220602102824-5.png||height="306" width="600"]] 144 144 145 145 146 -[[image:image-20220723172235-7.png||height="480" width="1027"]] 147 147 258 +==== 2. Press the RST switch once ==== 148 148 149 149 150 - == 1.6 Example:Join TTN networkand send an uplink message,getdownlink message.==261 +[[image:image-20220602104701-12.png||height="285" width="600"]] 151 151 152 152 153 -(% style="color:blue" %)**1. Open project** 154 154 265 +==== 3. Open the Upgrade tool (Tremo Programmer) in PC and Upgrade ==== 155 155 156 -Join-TTN-network source code link: [[https:~~/~~/www.dropbox.com/sh/0sjyncafa0gjv00/AACC2m1orov-QHRkvH8-ddCka?dl=0>>https://www.dropbox.com/sh/0sjyncafa0gjv00/AACC2m1orov-QHRkvH8-ddCka?dl=0]] 157 157 268 +((( 269 +(% 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/]]** 270 +))) 158 158 159 -[[image:image-20220723172502-8.png]] 160 160 273 +[[image:image-20220602103227-6.png]] 161 161 162 162 163 - (% style="color:blue" %)**2. Same stepsas 2.5,after openingtheserial portmonitoring, it willautomatically connect to the network and sendpackets**276 +[[image:image-20220602103357-7.png]] 164 164 165 165 166 -[[image:image-20220723172938-9.png||height="652" width="1050"]] 167 167 280 +(% class="wikigeneratedid" id="HSelecttheCOMportcorrespondingtoUSBTTL" %) 281 +(% style="color:blue" %)**2. Select the COM port corresponding to USB TTL** 168 168 169 169 170 - == 1.7 Example: LogTemperatureSensor(DHT11) and send data to TTN, show it in Node-RED.==284 +[[image:image-20220602103844-8.png]] 171 171 172 172 173 -(% style="color:blue" %)**1. Open project** 174 174 288 +(% class="wikigeneratedid" id="HSelectthebinfiletoburn" %) 289 +(% style="color:blue" %)**3. Select the bin file to burn** 175 175 176 -Log-Temperature-Sensor-and-send-data-to-TTN source code link: [[https:~~/~~/www.dropbox.com/sh/0aagmrpec1lxmva/AABMXWVMSHG9dK1_Zv_7xOmCa?dl=0>>https://www.dropbox.com/sh/0aagmrpec1lxmva/AABMXWVMSHG9dK1_Zv_7xOmCa?dl=0]] 177 177 292 +[[image:image-20220602104144-9.png]] 178 178 179 -[[image:image-20220723173341-10.png||height="581" width="1014"]] 180 180 295 +[[image:image-20220602104251-10.png]] 181 181 182 182 183 - (% style="color:blue" %)**2. Same stepsas 2.5,after openingtheserial portmonitoring, it willautomatically connect to the network and sendpackets**298 +[[image:image-20220602104402-11.png]] 184 184 185 185 186 -[[image:image-20220723173950-11.png||height="665" width="1012"]] 187 187 302 +(% class="wikigeneratedid" id="HClicktostartthedownload" %) 303 +(% style="color:blue" %)**4. Click to start the download** 188 188 305 +[[image:image-20220602104923-13.png]] 189 189 190 -(% style="color:blue" %)**3. Integration into Node-red via TTNV3** 191 191 192 192 193 -For the usage of Node-RED, please refer to: [[http:~~/~~/wiki.dragino.com/xwiki/bin/view/Main/Node-RED/>>http://wiki.dragino.com/xwiki/bin/view/Main/Node-RED/]] 309 +(% class="wikigeneratedid" id="HThefollowingfigureappearstoprovethattheburningisinprogress" %) 310 +(% style="color:blue" %)**5. Check update process** 194 194 195 195 196 -[[image:image-20220 723175700-12.png||height="602" width="995"]]313 +[[image:image-20220602104948-14.png]] 197 197 198 198 199 199 200 -== 1.8 Upgrade Firmware of LA66 LoRaWAN Shield == 317 +(% class="wikigeneratedid" id="HThefollowingpictureappearstoprovethattheburningissuccessful" %) 318 +(% style="color:blue" %)**The following picture shows that the burning is successful** 201 201 320 +[[image:image-20220602105251-15.png]] 202 202 203 -=== 1.8.1 Items needed for update === 204 204 205 205 206 -1. LA66 LoRaWAN Shield 207 -1. Arduino 208 -1. USB TO TTL Adapter 324 += 3. LA66 USB LoRaWAN Adapter = 209 209 210 210 211 - [[image:image-20220602100052-2.png||height="385"width="600"]]327 +== 3.1 Overview == 212 212 213 213 330 +[[image:image-20220715001142-3.png||height="145" width="220"]] 214 214 215 -=== 1.8.2 Connection === 216 216 333 +((( 334 +(% style="color:blue" %)**LA66 USB LoRaWAN Adapter**(%%) is designed to fast turn USB devices to support LoRaWAN wireless features. It combines a CP2101 USB TTL Chip and LA66 LoRaWAN module which can easy to add LoRaWAN wireless feature to PC / Mobile phone or an embedded device that has USB Interface. 335 +))) 217 217 218 -[[image:image-20220602101311-3.png||height="276" width="600"]] 337 +((( 338 +(% style="color:blue" %)**LA66**(%%) is a ready-to-use module that includes the (% style="color:blue" %)**LoRaWAN v1.0.3 protocol**(%%). The LoRaWAN stack used in LA66 is used in more than 1 million LoRaWAN End Devices deployed world widely. This mature LoRaWAN stack greatly reduces the risk to make stable LoRaWAN Sensors to 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. 339 +))) 219 219 341 +((( 342 +Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration. 343 +))) 220 220 221 221 ((( 222 - (%style="color:blue"%)**LA66 LoRaWANShield**(%%)**<->**(% style="color:blue" %)**USBTTL**346 +Besides the support of the LoRaWAN protocol, LA66 also supports (% style="color:blue" %)**open-source peer-to-peer LoRa Protocol**(%%) for the none-LoRaWAN application. 223 223 ))) 224 224 225 225 ((( 226 -(% style="background-color:yellow" %)**GND <-> GND 227 -TXD <-> TXD 228 -RXD <-> RXD** 350 +LA66 is equipped with (% style="color:blue" %)**TCXO crystal**(%%) which ensures the module can achieve stable performance in extreme temperatures. 229 229 ))) 230 230 231 231 232 -Put a jumper cap on JP6 of LA66 LoRaWAN Shield. ( the jumper is to power on LA66 module) 233 233 234 - ConnectUSBTTL Adapter to PCafterconnecting the wires355 +== 3.2 Features == 235 235 357 +* LoRaWAN USB adapter base on LA66 LoRaWAN module 358 +* Ultra-long RF range 359 +* Support LoRaWAN v1.0.4 protocol 360 +* Support peer-to-peer protocol 361 +* TCXO crystal to ensure RF performance on low temperature 362 +* Spring RF antenna 363 +* Available in different frequency LoRaWAN frequency bands. 364 +* World-wide unique OTAA keys. 365 +* AT Command via UART-TTL interface 366 +* Firmware upgradable via UART interface 367 +* Open Source Mobile App for LoRaWAN signal detect and GPS tracking. 236 236 237 -[[image:image-20220602102240-4.png||height="304" width="600"]] 238 238 239 239 371 +== 3.3 Specification == 240 240 241 -=== 1.8.3 Upgrade steps === 373 +* CPU: 32-bit 48 MHz 374 +* Flash: 256KB 375 +* RAM: 64KB 376 +* Input Power Range: 5v 377 +* Frequency Range: 150 MHz ~~ 960 MHz 378 +* Maximum Power +22 dBm constant RF output 379 +* High sensitivity: -148 dBm 380 +* Temperature: 381 +** Storage: -55 ~~ +125℃ 382 +** Operating: -40 ~~ +85℃ 383 +* Humidity: 384 +** Storage: 5 ~~ 95% (Non-Condensing) 385 +** Operating: 10 ~~ 95% (Non-Condensing) 386 +* LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm 387 +* LoRa Rx current: <9 mA 242 242 243 243 244 244 245 -== ==(% style="color:blue" %)1.SwitchSW1 toputinISPposition(%%)====391 +== 3.4 Pin Mapping & LED == 246 246 247 247 248 -[[image:image-20220602102824-5.png||height="306" width="600"]] 249 249 395 +== 3.5 Example: Send & Get Messages via LoRaWAN in PC == 250 250 251 251 252 -==== (% style="color:blue" %)2. Press the RST switch once(%%) ==== 398 +((( 399 +Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage. 400 +))) 253 253 254 254 255 - [[image:image-20220817085447-1.png]]403 +(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN adapter to PC** 256 256 257 257 406 +[[image:image-20220602171217-1.png||height="538" width="800"]] 258 258 259 259 260 - ==== (% style="color:blue" %)3.Open theUpgradetool (Tremo Programmer)in PCandUpgrade(%%)====409 +Open the serial port tool 261 261 411 +[[image:image-20220602161617-8.png]] 262 262 263 -((( 264 -(% style="color:blue" %)**1. Software download link: **(%%)**[[https:~~/~~/www.dropbox.com/sh/j0qyc7a9ejit7jk/AACtx2tK4gEv6YFXMIVUM4dLa?dl=0>>https://www.dropbox.com/sh/j0qyc7a9ejit7jk/AACtx2tK4gEv6YFXMIVUM4dLa?dl=0]]** 265 -))) 413 +[[image:image-20220602161718-9.png||height="457" width="800"]] 266 266 267 267 268 -[[image:image-20220602103227-6.png]] 269 269 417 +(% style="color:blue" %)**2. Press the reset switch RST on the LA66 USB LoRaWAN Adapter to reset it.** 270 270 271 - [[image:image-20220602103357-7.png]]419 +The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully Join the LoRaWAN network 272 272 273 273 422 +[[image:image-20220602161935-10.png||height="498" width="800"]] 274 274 275 -(% class="wikigeneratedid" id="HSelecttheCOMportcorrespondingtoUSBTTL" %) 276 -(% style="color:blue" %)**2. Select the COM port corresponding to USB TTL** 277 277 278 278 279 - [[image:image-20220602103844-8.png]]426 +(% style="color:blue" %)**3. See Uplink Command** 280 280 428 +Command format: (% style="color:#4472c4" %)** AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>** 281 281 430 +example: AT+SENDB=01,02,8,05820802581ea0a5 282 282 283 -(% class="wikigeneratedid" id="HSelectthebinfiletoburn" %) 284 -(% style="color:blue" %)**3. Select the bin file to burn** 432 +[[image:image-20220602162157-11.png||height="497" width="800"]] 285 285 286 286 287 -[[image:image-20220602104144-9.png]] 288 288 436 +(% style="color:blue" %)**4. Check to see if TTN received the message** 289 289 290 -[[image:image-202206021 04251-10.png]]438 +[[image:image-20220602162331-12.png||height="420" width="800"]] 291 291 292 292 293 -[[image:image-20220602104402-11.png]] 294 294 442 +== 3.6 Example: Send PC's CPU/RAM usage to TTN via python == 295 295 296 296 297 -(% class="wikigeneratedid" id="HClicktostartthedownload" %) 298 -(% style="color:blue" %)**4. Click to start the download** 445 +**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]] 299 299 300 -[[image:image-20220602104923-13.png]] 301 301 448 +(% style="color:red" %)**Preconditions:** 302 302 450 +(% style="color:red" %)**1. LA66 USB LoRaWAN Adapter works fine** 303 303 304 -(% class="wikigeneratedid" id="HThefollowingfigureappearstoprovethattheburningisinprogress" %) 305 -(% style="color:blue" %)**5. Check update process** 452 +(% style="color:red" %)**2. LA66 USB LoRaWAN Adapter is registered with TTN** 306 306 307 307 308 -[[image:image-20220602104948-14.png]] 309 309 456 +(% style="color:blue" %)**Steps for usage:** 310 310 458 +(% style="color:blue" %)**1.**(%%) Press the reset switch RESET on the LA66 USB LoRaWAN Adapter 311 311 312 -(% class="wikigeneratedid" id="HThefollowingpictureappearstoprovethattheburningissuccessful" %) 313 -(% style="color:blue" %)**The following picture shows that the burning is successful** 460 +(% style="color:blue" %)**2.**(%%) Run the python script in PC and see the TTN 314 314 315 -[[image:image-202206021 05251-15.png]]462 +[[image:image-20220602115852-3.png||height="450" width="1187"]] 316 316 317 317 318 318 319 -= 2.FAQ=466 +== 3.7 Example: Send & Get Messages via LoRaWAN in RPi == 320 320 321 321 322 - ==2.1HowtoCompile SourceCodeforLA66?==469 +Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage. 323 323 324 324 325 - Compileand Upload CodetoASR6601 Platform :[[Instruction>>Main.UserManualfor LoRaWAN EndNodes.LA66 LoRaWANModule.Compileand Upload Code toASR6601 Platform.WebHome]]472 +(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN Adapter to the Raspberry Pi** 326 326 474 +[[image:image-20220602171233-2.png||height="538" width="800"]] 327 327 328 328 329 -= 3. Order Info = 330 330 478 +(% style="color:blue" %)**2. Install Minicom in RPi.** 331 331 332 - **Part Number:**(% style="color:blue" %)**LA66-LoRaWAN-Shield-XXX**(%%)480 +(% id="cke_bm_509388S" style="display:none" %) (%%)Enter the following command in the RPi terminal 333 333 482 + (% style="background-color:yellow" %)**apt update** 334 334 484 + (% style="background-color:yellow" %)**apt install minicom** 485 + 486 + 487 +Use minicom to connect to the RPI's terminal 488 + 489 +[[image:image-20220602153146-3.png||height="439" width="500"]] 490 + 491 + 492 + 493 +(% style="color:blue" %)**3. Press the reset switch RST on the LA66 USB LoRaWAN Adapter.** 494 + 495 +The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully entered the network. 496 + 497 + 498 +[[image:image-20220602154928-5.png||height="436" width="500"]] 499 + 500 + 501 + 502 +(% style="color:blue" %)**4. Send Uplink message** 503 + 504 +Format: (% style="color:#4472c4" %)**AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>** 505 + 506 +example: AT+SENDB=01,02,8,05820802581ea0a5 507 + 508 + 509 +[[image:image-20220602160339-6.png||height="517" width="600"]] 510 + 511 + 512 + 513 +Check to see if TTN received the message 514 + 515 +[[image:image-20220602160627-7.png||height="369" width="800"]] 516 + 517 + 518 + 519 +== 3.8 Example: LA66 USB Module got a message from LA66 LoRa Shield and send the sensor data to NodeRed. == 520 + 521 + 522 + 523 +== 3.9 Upgrade Firmware of LA66 USB LoRaWAN Adapter == 524 + 525 + 526 + 527 + 528 += 4. Order Info = 529 + 530 + 531 +**Part Number:** (% style="color:blue" %)**LA66-XXX**(%%), (% style="color:blue" %)**LA66-LoRaWAN-Shield-XXX** (%%) **or** (% style="color:blue" %)**LA66-USB-LoRaWAN-Adapter-XXX** 532 + 533 + 335 335 (% style="color:blue" %)**XXX**(%%): The default frequency band 336 336 337 337 * (% style="color:red" %)**AS923**(%%): LoRaWAN AS923 band ... ... @@ -344,11 +344,6 @@ 344 344 * (% style="color:red" %)**CN470**(%%): LoRaWAN CN470 band 345 345 * (% style="color:red" %)**PP**(%%): Peer to Peer LoRa Protocol 346 346 546 += 5. Reference = 347 347 348 - 349 -= 4. Reference = 350 - 351 - 352 -* Hardware Design File for LA66 LoRaWAN Shield : [[Download>>https://www.dropbox.com/sh/a3wbmdcvqjxaqw5/AADZfvAiykJTK624RgMquH86a?dl=0]] 353 - 354 - 548 +* Hardware Design File for LA66 LoRaWAN Shield, LA66 USB LoRaWAN Adapter : [[Download>>https://www.dropbox.com/sh/a3wbmdcvqjxaqw5/AADZfvAiykJTK624RgMquH86a?dl=0]]
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