Changes for page LA66 LoRaWAN Module User Manual
Last modified by Xiaoling on 2023/09/19 09:20
From version 148.1
edited by Edwin Chen
on 2022/09/12 19:20
on 2022/09/12 19:20
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Details
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... ... @@ -1,1 +1,1 @@ 1 -LA66 LoRaWAN Module User Manual1 +LA66 LoRaWAN Module - Author
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... ... @@ -1,7 +1,5 @@ 1 1 2 2 3 -**Table of Contents:** 4 - 5 5 {{toc/}} 6 6 7 7 ... ... @@ -12,48 +12,20 @@ 12 12 == 1.1 What is LA66 LoRaWAN Module == 13 13 14 14 15 -((( 16 -((( 17 -[[image:image-20220719093358-2.png||height="145" width="220"]](% style="color:blue" %)** ** 18 -))) 19 - 20 -((( 21 - 22 -))) 23 - 24 -((( 25 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 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 -))) 15 +(% style="color:blue" %)**LA66**(%%) is a ready-to-use module that includes the (% style="color:blue" %)**LoRaWAN v1.0.4 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. 34 34 35 -((( 36 -((( 37 37 Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration. 38 -))) 39 39 40 -((( 41 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 44 45 -((( 46 -((( 47 47 LA66 is equipped with (% style="color:blue" %)**TCXO crystal**(%%) which ensures the module can achieve stable performance in extreme temperatures. 48 -))) 49 -))) 50 50 51 51 52 - 53 53 == 1.2 Features == 54 54 55 - 56 -* Support LoRaWAN v1.0.3 protocol 26 +* Support LoRaWAN v1.0.4 protocol 57 57 * Support peer-to-peer protocol 58 58 * TCXO crystal to ensure RF performance on low temperature 59 59 * SMD Antenna pad and i-pex antenna connector ... ... @@ -66,7 +66,6 @@ 66 66 67 67 == 1.3 Specification == 68 68 69 - 70 70 * CPU: 32-bit 48 MHz 71 71 * Flash: 256KB 72 72 * RAM: 64KB ... ... @@ -88,51 +88,376 @@ 88 88 89 89 == 1.4 AT Command == 90 90 60 +AT Command is valid over Main TXD and Main RXD. Serial Baud Rate is 9600. AT commands can be found in AT Command documents. 91 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>>https://www.dropbox.com/sh/wtq43za8sykpgta/AABAEE02uEAsRU-JV7bzEhMba?dl=0]]. 93 93 94 - 95 - 96 96 == 1.5 Dimension == 97 97 65 +[[image:image-20220517072526-1.png]] 98 98 99 -[[image:image-20220718094750-3.png]] 100 100 101 101 102 - 103 103 == 1.6 Pin Mapping == 104 104 105 -[[image:image-20220720111850-1.png]] 106 106 72 +[[image:image-20220523101537-1.png]] 107 107 108 108 75 + 109 109 == 1.7 Land Pattern == 110 110 111 - 112 112 [[image:image-20220517072821-2.png]] 113 113 114 114 115 115 116 -= 2. FAQ=82 += 2. LA66 LoRaWAN Shield = 117 117 118 118 119 -== 2.1 How to CompileSourceCode for LA66?==85 +== 2.1 Overview == 120 120 87 +LA66 LoRaWAN Shield is the Arduino shield base on LA66. Users can use LA66 LoRaWAN Shield to rapidly add LoRaWAN or peer-to-peer LoRa wireless function to Arduino projects. 121 121 122 -Compile and Upload Code to ASR6601 Platform:[[Instruction>>Compile and Upload Code to ASR6601 Platform]] 123 123 90 +== 2.2 Features == 124 124 125 -== 2.2 Can i use LA66 module's internal I/O without external MCU, So to save product cost? == 92 +* Arduino Shield base on LA66 LoRaWAN module 93 +* Support LoRaWAN v1.0.4 protocol 94 +* Support peer-to-peer protocol 95 +* TCXO crystal to ensure RF performance on low temperature 96 +* SMA connector 97 +* Available in different frequency LoRaWAN frequency bands. 98 +* World-wide unique OTAA keys. 99 +* AT Command via UART-TTL interface 100 +* Firmware upgradable via UART interface 101 +* Ultra-long RF range 126 126 127 -Yes, this is possible, user can refer[[ the source code from ASR >>https://github.com/asrlora/asr_lora_6601/tree/master/projects/ASR6601SE-EVAL/examples/lora]]to get examples for how to its I/O Interfaces. 128 128 104 +== 2.3 Specification == 129 129 130 -= 3. Order Info = 106 +* CPU: 32-bit 48 MHz 107 +* Flash: 256KB 108 +* RAM: 64KB 109 +* Input Power Range: 1.8v ~~ 3.7v 110 +* Power Consumption: < 4uA. 111 +* Frequency Range: 150 MHz ~~ 960 MHz 112 +* Maximum Power +22 dBm constant RF output 113 +* High sensitivity: -148 dBm 114 +* Temperature: 115 +** Storage: -55 ~~ +125℃ 116 +** Operating: -40 ~~ +85℃ 117 +* Humidity: 118 +** Storage: 5 ~~ 95% (Non-Condensing) 119 +** Operating: 10 ~~ 95% (Non-Condensing) 120 +* LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm 121 +* LoRa Rx current: <9 mA 122 +* I/O Voltage: 3.3v 131 131 132 132 133 - **PartNumber:**(%style="color:blue"%)**LA66-XXX**125 +== 2.4 Pin Mapping & LED == 134 134 135 135 128 + 129 +== 2.5 Example: Use AT Command to communicate with LA66 module via Arduino UNO. == 130 + 131 + 132 + 133 +== 2.6 Example: Join TTN network and send an uplink message, get downlink message. == 134 + 135 + 136 + 137 +== 2.7 Example: Log Temperature Sensor(DHT11) and send data to TTN, show it in DataCake. == 138 + 139 + 140 + 141 +== 2.8 Upgrade Firmware of LA66 LoRaWAN Shield == 142 + 143 + 144 +=== 2.8.1 Items needed for update === 145 + 146 +1. LA66 LoRaWAN Shield 147 +1. Arduino 148 +1. USB TO TTL Adapter 149 + 150 +[[image:image-20220602100052-2.png||height="385" width="600"]] 151 + 152 + 153 +=== 2.8.2 Connection === 154 + 155 + 156 +[[image:image-20220602101311-3.png||height="276" width="600"]] 157 + 158 + 159 +(% style="color:blue" %)**LA66 LoRaWAN Shield**(%%) **<->** (% style="color:blue" %)**USB TTL** 160 + 161 +(% style="background-color:yellow" %)**GND <-> GND 162 +TXD <-> TXD 163 +RXD <-> RXD** 164 + 165 + 166 +Put a jumper cap on JP6 of LA66 LoRaWAN Shield. ( the jumper is to power on LA66 module) 167 + 168 +Connect USB TTL Adapter to PC after connecting the wires 169 + 170 + 171 +[[image:image-20220602102240-4.png||height="304" width="600"]] 172 + 173 + 174 +=== 2.8.3 Upgrade steps === 175 + 176 + 177 +==== 1. Switch SW1 to put in ISP position ==== 178 + 179 + 180 +[[image:image-20220602102824-5.png||height="306" width="600"]] 181 + 182 + 183 + 184 +==== 2. Press the RST switch once ==== 185 + 186 + 187 +[[image:image-20220602104701-12.png||height="285" width="600"]] 188 + 189 + 190 + 191 +==== 3. Open the Upgrade tool (Tremo Programmer) in PC and Upgrade ==== 192 + 193 + 194 +(% 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/]]** 195 + 196 + 197 +[[image:image-20220602103227-6.png]] 198 + 199 + 200 +[[image:image-20220602103357-7.png]] 201 + 202 + 203 + 204 +(% class="wikigeneratedid" id="HSelecttheCOMportcorrespondingtoUSBTTL" %) 205 +(% style="color:blue" %)**2. Select the COM port corresponding to USB TTL** 206 + 207 + 208 +[[image:image-20220602103844-8.png]] 209 + 210 + 211 + 212 +(% class="wikigeneratedid" id="HSelectthebinfiletoburn" %) 213 +(% style="color:blue" %)**3. Select the bin file to burn** 214 + 215 + 216 +[[image:image-20220602104144-9.png]] 217 + 218 + 219 +[[image:image-20220602104251-10.png]] 220 + 221 + 222 +[[image:image-20220602104402-11.png]] 223 + 224 + 225 + 226 +(% class="wikigeneratedid" id="HClicktostartthedownload" %) 227 +(% style="color:blue" %)**4. Click to start the download** 228 + 229 +[[image:image-20220602104923-13.png]] 230 + 231 + 232 + 233 +(% class="wikigeneratedid" id="HThefollowingfigureappearstoprovethattheburningisinprogress" %) 234 +(% style="color:blue" %)**5. Check update process** 235 + 236 + 237 +[[image:image-20220602104948-14.png]] 238 + 239 + 240 + 241 +(% class="wikigeneratedid" id="HThefollowingpictureappearstoprovethattheburningissuccessful" %) 242 +(% style="color:blue" %)**The following picture shows that the burning is successful** 243 + 244 +[[image:image-20220602105251-15.png]] 245 + 246 + 247 + 248 += 3. LA66 USB LoRaWAN Adapter = 249 + 250 + 251 +== 3.1 Overview == 252 + 253 +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. 254 + 255 + 256 +== 3.2 Features == 257 + 258 +* LoRaWAN USB adapter base on LA66 LoRaWAN module 259 +* Ultra-long RF range 260 +* Support LoRaWAN v1.0.4 protocol 261 +* Support peer-to-peer protocol 262 +* TCXO crystal to ensure RF performance on low temperature 263 +* Spring RF antenna 264 +* Available in different frequency LoRaWAN frequency bands. 265 +* World-wide unique OTAA keys. 266 +* AT Command via UART-TTL interface 267 +* Firmware upgradable via UART interface 268 + 269 + 270 +== 3.3 Specification == 271 + 272 +* CPU: 32-bit 48 MHz 273 +* Flash: 256KB 274 +* RAM: 64KB 275 +* Input Power Range: 5v 276 +* Frequency Range: 150 MHz ~~ 960 MHz 277 +* Maximum Power +22 dBm constant RF output 278 +* High sensitivity: -148 dBm 279 +* Temperature: 280 +** Storage: -55 ~~ +125℃ 281 +** Operating: -40 ~~ +85℃ 282 +* Humidity: 283 +** Storage: 5 ~~ 95% (Non-Condensing) 284 +** Operating: 10 ~~ 95% (Non-Condensing) 285 +* LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm 286 +* LoRa Rx current: <9 mA 287 + 288 + 289 +== 3.4 Pin Mapping & LED == 290 + 291 + 292 + 293 +== 3.5 Example: Send & Get Messages via LoRaWAN in PC == 294 + 295 + 296 +Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage. 297 + 298 + 299 +(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN adapter to PC** 300 + 301 + 302 +[[image:image-20220602171217-1.png||height="538" width="800"]] 303 + 304 + 305 +Open the serial port tool 306 + 307 +[[image:image-20220602161617-8.png]] 308 + 309 +[[image:image-20220602161718-9.png||height="457" width="800"]] 310 + 311 + 312 + 313 +(% style="color:blue" %)**2. Press the reset switch RST on the LA66 USB LoRaWAN Adapter to reset it.** 314 + 315 +The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully Join the LoRaWAN network 316 + 317 + 318 +[[image:image-20220602161935-10.png||height="498" width="800"]] 319 + 320 + 321 + 322 +(% style="color:blue" %)**3. See Uplink Command** 323 + 324 +Command format: (% style="color:#4472c4" %)** AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>** 325 + 326 +example: AT+SENDB=01,02,8,05820802581ea0a5 327 + 328 +[[image:image-20220602162157-11.png||height="497" width="800"]] 329 + 330 + 331 + 332 +(% style="color:blue" %)**4. Check to see if TTN received the message** 333 + 334 +[[image:image-20220602162331-12.png||height="420" width="800"]] 335 + 336 + 337 + 338 +== 3.6 Example: Send PC's CPU/RAM usage to TTN via python == 339 + 340 + 341 +**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]] 342 + 343 + 344 +(% style="color:red" %)**Preconditions:** 345 + 346 +(% style="color:red" %)**1. LA66 USB LoRaWAN Adapter works fine** 347 + 348 +(% style="color:red" %)**2. LA66 USB LoRaWAN Adapter is registered with TTN** 349 + 350 + 351 + 352 +(% style="color:blue" %)**Steps for usage:** 353 + 354 +(% style="color:blue" %)**1.**(%%) Press the reset switch RESET on the LA66 USB LoRaWAN Adapter 355 + 356 +(% style="color:blue" %)**2.**(%%) Run the python script in PC and see the TTN 357 + 358 +[[image:image-20220602115852-3.png||height="450" width="1187"]] 359 + 360 + 361 + 362 +== 3.7 Example: Send & Get Messages via LoRaWAN in RPi == 363 + 364 + 365 +Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage. 366 + 367 + 368 +(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN Adapter to the Raspberry Pi** 369 + 370 +[[image:image-20220602171233-2.png||height="538" width="800"]] 371 + 372 + 373 + 374 +(% style="color:blue" %)**2. Install Minicom in RPi.** 375 + 376 +(% id="cke_bm_509388S" style="display:none" %) (%%)Enter the following command in the RPi terminal 377 + 378 + (% style="background-color:yellow" %)**apt update** 379 + 380 + (% style="background-color:yellow" %)**apt install minicom** 381 + 382 + 383 +Use minicom to connect to the RPI's terminal 384 + 385 +[[image:image-20220602153146-3.png||height="439" width="500"]] 386 + 387 + 388 + 389 +(% style="color:blue" %)**3. Press the reset switch RST on the LA66 USB LoRaWAN Adapter.** 390 + 391 +The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully entered the network. 392 + 393 + 394 +[[image:image-20220602154928-5.png||height="436" width="500"]] 395 + 396 + 397 + 398 +(% style="color:blue" %)**4. Send Uplink message** 399 + 400 +Format: (% style="color:#4472c4" %)**AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>** 401 + 402 +example: AT+SENDB=01,02,8,05820802581ea0a5 403 + 404 + 405 +[[image:image-20220602160339-6.png||height="517" width="600"]] 406 + 407 + 408 + 409 +Check to see if TTN received the message 410 + 411 +[[image:image-20220602160627-7.png||height="369" width="800"]] 412 + 413 + 414 + 415 +== 3.8 Example: LA66 USB Module got a message from LA66 LoRa Shield and send the sensor data to NodeRed. == 416 + 417 + 418 + 419 +== 3.9 Upgrade Firmware of LA66 USB LoRaWAN Adapter == 420 + 421 + 422 + 423 + 424 += 4. Order Info = 425 + 426 + 427 +**Part Number:** (% style="color:blue" %)**LA66-XXX**(%%), (% style="color:blue" %)**LA66-LoRaWAN-Shield-XXX** (%%) **or** (% style="color:blue" %)**LA66-USB-LoRaWAN-Adapter-XXX** 428 + 429 + 136 136 (% style="color:blue" %)**XXX**(%%): The default frequency band 137 137 138 138 * (% style="color:red" %)**AS923**(%%): LoRaWAN AS923 band ... ... @@ -145,4 +145,10 @@ 145 145 * (% style="color:red" %)**CN470**(%%): LoRaWAN CN470 band 146 146 * (% style="color:red" %)**PP**(%%): Peer to Peer LoRa Protocol 147 147 442 + 443 + 444 += 5. Reference = 445 + 446 +* Hardware Design File for LA66 LoRaWAN Shield, LA66 USB LoRaWAN Adapter : [[Download>>https://www.dropbox.com/sh/a3wbmdcvqjxaqw5/AADZfvAiykJTK624RgMquH86a?dl=0]] 447 + 148 148
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