Changes for page LA66 LoRaWAN Module User Manual
Last modified by Xiaoling on 2023/09/19 09:20
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... ... @@ -1,5 +1,7 @@ 1 1 2 2 3 +**Table of Contents:** 4 + 3 3 {{toc/}} 4 4 5 5 ... ... @@ -10,20 +10,48 @@ 10 10 == 1.1 What is LA66 LoRaWAN Module == 11 11 12 12 15 +((( 16 +((( 17 +[[image:image-20220719093358-2.png||height="145" width="220"]](% style="color:blue" %)** ** 18 +))) 19 + 20 +((( 21 + 22 +))) 23 + 24 +((( 13 13 (% 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 +))) 14 14 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. 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 +))) 16 16 35 +((( 36 +((( 17 17 Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration. 38 +))) 18 18 40 +((( 19 19 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 +))) 20 20 45 +((( 46 +((( 21 21 LA66 is equipped with (% style="color:blue" %)**TCXO crystal**(%%) which ensures the module can achieve stable performance in extreme temperatures. 48 +))) 49 +))) 22 22 23 23 52 + 24 24 == 1.2 Features == 25 25 26 -* Support LoRaWAN v1.0.4 protocol 55 + 56 +* Support LoRaWAN v1.0.3 protocol 27 27 * Support peer-to-peer protocol 28 28 * TCXO crystal to ensure RF performance on low temperature 29 29 * SMD Antenna pad and i-pex antenna connector ... ... @@ -36,6 +36,7 @@ 36 36 37 37 == 1.3 Specification == 38 38 69 + 39 39 * CPU: 32-bit 48 MHz 40 40 * Flash: 256KB 41 41 * RAM: 64KB ... ... @@ -57,392 +57,105 @@ 57 57 58 58 == 1.4 AT Command == 59 59 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. 61 61 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]]. 62 62 94 + 95 + 63 63 == 1.5 Dimension == 64 64 65 -[[image:image-20220517072526-1.png]] 66 66 99 +[[image:image-20220718094750-3.png]] 67 67 68 68 102 + 69 69 == 1.6 Pin Mapping == 70 70 105 +[[image:image-20220720111850-1.png]] 71 71 72 -[[image:image-20220523101537-1.png]] 73 73 74 74 75 - 76 76 == 1.7 Land Pattern == 77 77 111 + 78 78 [[image:image-20220517072821-2.png]] 79 79 80 80 81 81 82 -= 2. LA66LoRaWAN Shield=116 += 2. FAQ = 83 83 84 84 85 -== 2.1 Overview==119 +== 2.1 How to Compile Source Code for LA66? == 86 86 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. 88 88 122 +Compile and Upload Code to ASR6601 Platform:[[Instruction>>Compile and Upload Code to ASR6601 Platform]] 89 89 90 -== 2.2 Features == 91 91 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 102 102 126 +== 2.2 Can i use LA66 module's internal I/O without external MCU, So to save product cost? == 103 103 104 -== 2.3 Specification == 105 105 106 -* 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 129 +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. 123 123 124 124 125 -== 2.4 Pin Mapping & LED == 126 126 133 +== 2.3 Where to find Peer-to-Peer firmware of LA66? == 127 127 128 128 129 - ==2.5Example: UseATCommandtocommunicate withLA66moduleviaArduino UNO.==136 +Instruction for LA66 Peer to Peer firmware :[[ Instruction >>doc:Main.User Manual for LoRaWAN End Nodes.LA66 LoRaWAN Shield User Manual.Instruction for LA66 Peer to Peer firmware.WebHome]] 130 130 131 131 132 132 133 -= =2.6Example: Join TTN network andsendanuplink message, get downlinkmessage.==140 += 3. Order Info = 134 134 135 135 143 +**Part Number:** (% style="color:blue" %)**LA66-XXX** 136 136 137 -== 2.7 Example: Log Temperature Sensor(DHT11) and send data to TTN, show it in DataCake. == 138 138 146 +(% style="color:blue" %)**XXX**(%%): The default frequency band 139 139 148 +* (% style="color:red" %)**AS923**(%%): LoRaWAN AS923 band 149 +* (% style="color:red" %)**AU915**(%%): LoRaWAN AU915 band 150 +* (% style="color:red" %)**EU433**(%%): LoRaWAN EU433 band 151 +* (% style="color:red" %)**EU868**(%%): LoRaWAN EU868 band 152 +* (% style="color:red" %)**KR920**(%%): LoRaWAN KR920 band 153 +* (% style="color:red" %)**US915**(%%): LoRaWAN US915 band 154 +* (% style="color:red" %)**IN865**(%%): LoRaWAN IN865 band 155 +* (% style="color:red" %)**CN470**(%%): LoRaWAN CN470 band 156 +* (% style="color:red" %)**PP**(%%): Peer to Peer LoRa Protocol 140 140 141 -== 2.8 Upgrade Firmware of LA66 LoRaWAN Shield == 142 142 143 143 144 -= ==2.8.1Items needed for update===160 += 4. FCC Statement = 145 145 146 -1. LA66 LoRaWAN Shield 147 -1. Arduino 148 -1. USB TO TTL Adapter 149 149 150 - [[image:image-20220602100052-2.png||height="385"width="600"]]163 +**(% style="color:red" %)FCC Caution:** 151 151 152 152 153 - ===2.8.2Connection===166 +Any Changes or modifications not expressly approved by the party responsible for compliance could void the user's authority to operate the equipment. 154 154 155 155 156 - [[image:image-20220602101311-3.png||height="276"width="600"]]169 +This device complies with part 15 of the FCC Rules. Operation is subject to the following two conditions: (1) This device may not cause harmful interference, and (2) this device must accept any interference received, including interference that may cause undesired operation. 157 157 158 158 159 -(% style="color: blue" %)**LA66 LoRaWANShield**(%%) **<->** (% style="color:blue"%)**USB TTL**172 +**(% style="color:red" %)IMPORTANT NOTE: ** 160 160 161 -(% style="background-color:yellow" %)**GND <-> GND 162 -TXD <-> TXD 163 -RXD <-> RXD** 164 164 175 +Note: 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: 165 165 166 -Put a jumper cap on JP6 of LA66 LoRaWAN Shield. ( the jumper is to power on LA66 module) 167 167 168 - ConnectUSBTTL Adapterto PC afterconnecting thewires178 +—Reorient or relocate the receiving antenna. 169 169 170 170 171 - [[image:image-20220602102240-4.png||height="304"width="600"]]181 +—Increase the separation between the equipment and receiver. 172 172 173 173 174 - ===2.8.3Upgradesteps===184 +—Connect the equipment into an outlet on a circuit different from that to which the receiver is connected. 175 175 176 176 177 - ====1. SwitchSW1toputinISP position====187 +—Consult the dealer or an experienced radio/TV technician for help. 178 178 179 179 180 - [[image:image-20220602102824-5.png||height="306"width="600"]]190 +**(% style="color:red" %)FCC Radiation Exposure Statement: ** 181 181 182 - 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 - 430 -(% style="color:blue" %)**XXX**(%%): The default frequency band 431 - 432 -* (% style="color:red" %)**AS923**(%%): LoRaWAN AS923 band 433 -* (% style="color:red" %)**AU915**(%%): LoRaWAN AU915 band 434 -* (% style="color:red" %)**EU433**(%%): LoRaWAN EU433 band 435 -* (% style="color:red" %)**EU868**(%%): LoRaWAN EU868 band 436 -* (% style="color:red" %)**KR920**(%%): LoRaWAN KR920 band 437 -* (% style="color:red" %)**US915**(%%): LoRaWAN US915 band 438 -* (% style="color:red" %)**IN865**(%%): LoRaWAN IN865 band 439 -* (% style="color:red" %)**CN470**(%%): LoRaWAN CN470 band 440 -* (% style="color:red" %)**PP**(%%): Peer to Peer LoRa Protocol 441 - 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 - 448 - 192 +This equipment complies with FCC radiation exposure limits set forth for an uncontrolled environment.This equipment should be installed and operated with minimum distance 20cm between the radiator& your body.
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