Changes for page LA66 LoRaWAN Shield User Manual
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... ... @@ -6,14 +6,114 @@ 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 +== 1.3 Specification == 66 + 67 +* CPU: 32-bit 48 MHz 68 +* Flash: 256KB 69 +* RAM: 64KB 70 +* Input Power Range: 1.8v ~~ 3.7v 71 +* Power Consumption: < 4uA. 72 +* Frequency Range: 150 MHz ~~ 960 MHz 73 +* Maximum Power +22 dBm constant RF output 74 +* High sensitivity: -148 dBm 75 +* Temperature: 76 +** Storage: -55 ~~ +125℃ 77 +** Operating: -40 ~~ +85℃ 78 +* Humidity: 79 +** Storage: 5 ~~ 95% (Non-Condensing) 80 +** Operating: 10 ~~ 95% (Non-Condensing) 81 +* LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm 82 +* LoRa Rx current: <9 mA 83 +* I/O Voltage: 3.3v 84 + 85 +== 1.4 AT Command == 86 + 87 + 88 +AT Command is valid over Main TXD and Main RXD. Serial Baud Rate is 9600. AT commands can be found in AT Command documents. 89 + 90 + 91 + 92 +== 1.5 Dimension == 93 + 94 +[[image:image-20220718094750-3.png]] 95 + 96 + 97 + 98 +== 1.6 Pin Mapping == 99 + 100 +[[image:image-20220720111850-1.png]] 101 + 102 + 103 + 104 +== 1.7 Land Pattern == 105 + 106 +[[image:image-20220517072821-2.png]] 107 + 108 + 109 + 110 += 2. LA66 LoRaWAN Shield = 111 + 112 + 113 +== 2.1 Overview == 114 + 115 + 116 +((( 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 ==154 +== 2.2 Features == 55 55 56 - 57 57 * Arduino Shield base on LA66 LoRaWAN module 58 -* Support LoRaWAN v1.0. 3protocol157 +* 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 ... ... @@ -65,10 +65,8 @@ 65 65 * Firmware upgradable via UART interface 66 66 * Ultra-long RF range 67 67 167 +== 2.3 Specification == 68 68 69 -== 1.3 Specification == 70 - 71 - 72 72 * CPU: 32-bit 48 MHz 73 73 * Flash: 256KB 74 74 * RAM: 64KB ... ... @@ -87,26 +87,16 @@ 87 87 * LoRa Rx current: <9 mA 88 88 * I/O Voltage: 3.3v 89 89 187 +== 2.4 LED == 90 90 91 -== 1.4 Pin Mapping & LED == 92 - 93 - 94 -[[image:image-20220817085048-1.png||height="533" width="734"]] 95 - 96 - 97 - 98 98 ~1. The LED lights up red when there is an upstream data packet 99 99 2. When the network is successfully connected, the green light will be on for 5 seconds 100 100 3. Purple light on when receiving downlink data packets 101 101 102 102 103 - [[image:image-20220820112305-1.png||height="515"width="749"]]194 +== 2.5 Example: Use AT Command to communicate with LA66 module via Arduino UNO. == 104 104 105 105 106 - 107 -== 1.5 Example: Use AT Command to communicate with LA66 module via Arduino UNO. == 108 - 109 - 110 110 **Show connection diagram:** 111 111 112 112 ... ... @@ -114,7 +114,7 @@ 114 114 115 115 116 116 117 - (% style="color:blue" %)**1. open Arduino IDE**204 +**1. open Arduino IDE** 118 118 119 119 120 120 [[image:image-20220723170545-4.png]] ... ... @@ -121,42 +121,42 @@ 121 121 122 122 123 123 124 - (% style="color:blue" %)**2. Open project**211 +**2. Open project** 125 125 126 126 127 -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]]214 +LA66-LoRaWAN-shield-AT-command-via-Arduino-UNO source code link: [[https:~~/~~/www.dropbox.com/sh/trqitpm9adkupva/AAAE542NzwlHubIAIDxe6IWFa?dl=0>>https://www.dropbox.com/sh/trqitpm9adkupva/AAAE542NzwlHubIAIDxe6IWFa?dl=0]] 128 128 129 -[[image:image-2022072 6135239-1.png]]216 +[[image:image-20220723170750-5.png||height="533" width="930"]] 130 130 131 131 132 132 133 - (% 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**220 +**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** 134 134 135 -[[image:image-20220726135356-2.png]] 136 136 223 +[[image:image-20220723171228-6.png]] 137 137 138 138 139 -(% style="color:blue" %)**4. After the upload is successful, open the serial port monitoring and send the AT command** 140 140 227 +**4. After the upload is successful, open the serial port monitoring and send the AT command** 141 141 229 + 142 142 [[image:image-20220723172235-7.png||height="480" width="1027"]] 143 143 144 144 145 145 146 -== 1.6 Example: Join TTN network and send an uplink message, get downlink message. ==234 +== 2.6 Example: Join TTN network and send an uplink message, get downlink message. == 147 147 148 148 149 - (% style="color:blue" %)**1. Open project**237 +**1. Open project** 150 150 151 151 152 -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]]240 +Join-TTN-network source code link: [[https:~~/~~/www.dropbox.com/sh/trqitpm9adkupva/AAAE542NzwlHubIAIDxe6IWFa?dl=0>>https://www.dropbox.com/sh/trqitpm9adkupva/AAAE542NzwlHubIAIDxe6IWFa?dl=0]] 153 153 154 - 155 155 [[image:image-20220723172502-8.png]] 156 156 157 157 158 158 159 - (% style="color:blue" %)**2. Same steps as 2.5,after opening the serial port monitoring, it will automatically connect to the network and send packets**246 +2. Same steps as 2.5,after opening the serial port monitoring, it will automatically connect to the network and send packets 160 160 161 161 162 162 [[image:image-20220723172938-9.png||height="652" width="1050"]] ... ... @@ -163,13 +163,13 @@ 163 163 164 164 165 165 166 -== 1.7 Example: Log Temperature Sensor(DHT11) and send data to TTN, show it in Node-RED. ==253 +== 2.7 Example: Log Temperature Sensor(DHT11) and send data to TTN, show it in Node-RED. == 167 167 168 168 169 - (% style="color:blue" %)**1. Open project**256 +**1. Open project** 170 170 171 171 172 -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]]259 +Log-Temperature-Sensor-and-send-data-to-TTN source code link: [[https:~~/~~/www.dropbox.com/sh/trqitpm9adkupva/AAAE542NzwlHubIAIDxe6IWFa?dl=0>>https://www.dropbox.com/sh/trqitpm9adkupva/AAAE542NzwlHubIAIDxe6IWFa?dl=0]] 173 173 174 174 175 175 [[image:image-20220723173341-10.png||height="581" width="1014"]] ... ... @@ -176,7 +176,7 @@ 176 176 177 177 178 178 179 - (% style="color:blue" %)**2. Same steps as 2.5,after opening the serial port monitoring, it will automatically connect to the network and send packets**266 +**2. Same steps as 2.5,after opening the serial port monitoring, it will automatically connect to the network and send packets** 180 180 181 181 182 182 [[image:image-20220723173950-11.png||height="665" width="1012"]] ... ... @@ -183,7 +183,7 @@ 183 183 184 184 185 185 186 - (% style="color:blue" %)**3. Integration into Node-red via TTNV3**273 +**3. Integration into Node-red via TTNV3** 187 187 188 188 For the usage of Node-RED, please refer to: [[http:~~/~~/8.211.40.43:8080/xwiki/bin/view/Main/Node-RED/>>http://8.211.40.43:8080/xwiki/bin/view/Main/Node-RED/]] 189 189 ... ... @@ -191,10 +191,10 @@ 191 191 192 192 193 193 194 -== 1.8 Upgrade Firmware of LA66 LoRaWAN Shield ==281 +== 2.8 Upgrade Firmware of LA66 LoRaWAN Shield == 195 195 196 196 197 -=== 1.8.1 Items needed for update ===284 +=== 2.8.1 Items needed for update === 198 198 199 199 200 200 1. LA66 LoRaWAN Shield ... ... @@ -204,10 +204,9 @@ 204 204 [[image:image-20220602100052-2.png||height="385" width="600"]] 205 205 206 206 294 +=== 2.8.2 Connection === 207 207 208 -=== 1.8.2 Connection === 209 209 210 - 211 211 [[image:image-20220602101311-3.png||height="276" width="600"]] 212 212 213 213 ... ... @@ -230,11 +230,9 @@ 230 230 [[image:image-20220602102240-4.png||height="304" width="600"]] 231 231 232 232 319 +=== 2.8.3 Upgrade steps === 233 233 234 -=== 1.8.3 Upgrade steps === 235 235 236 - 237 - 238 238 ==== (% style="color:blue" %)1. Switch SW1 to put in ISP position(%%) ==== 239 239 240 240 ... ... @@ -245,11 +245,10 @@ 245 245 ==== (% style="color:blue" %)2. Press the RST switch once(%%) ==== 246 246 247 247 248 -[[image:image-20220 817085447-1.png]]332 +[[image:image-20220602104701-12.png||height="285" width="600"]] 249 249 250 250 251 251 252 - 253 253 ==== (% style="color:blue" %)3. Open the Upgrade tool (Tremo Programmer) in PC and Upgrade(%%) ==== 254 254 255 255 ... ... @@ -309,22 +309,314 @@ 309 309 310 310 311 311 312 -= 2.FAQ=395 += 3. LA66 USB LoRaWAN Adapter = 313 313 314 314 315 -== 2.1How to CompileSourceCode for LA66?==398 +== 3.1 Overview == 316 316 317 317 318 - Compile and Upload Code to ASR6601 Platform :[[Instruction>>Main.User Manual for LoRaWAN End Nodes.LA66 LoRaWAN Module.Compile and Upload Codeo ASR6601Platform.WebHome]]401 +[[image:image-20220715001142-3.png||height="145" width="220"]] 319 319 320 320 404 +((( 405 +(% 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. 406 +))) 321 321 322 -= 3. Order Info = 408 +((( 409 +(% 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. 410 +))) 323 323 412 +((( 413 +Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration. 414 +))) 324 324 325 -**Part Number:** (% style="color:blue" %)**LA66-LoRaWAN-Shield-XXX** (%%) 416 +((( 417 +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. 418 +))) 326 326 420 +((( 421 +LA66 is equipped with (% style="color:blue" %)**TCXO crystal**(%%) which ensures the module can achieve stable performance in extreme temperatures. 422 +))) 327 327 424 + 425 + 426 +== 3.2 Features == 427 + 428 +* LoRaWAN USB adapter base on LA66 LoRaWAN module 429 +* Ultra-long RF range 430 +* Support LoRaWAN v1.0.4 protocol 431 +* Support peer-to-peer protocol 432 +* TCXO crystal to ensure RF performance on low temperature 433 +* Spring RF antenna 434 +* Available in different frequency LoRaWAN frequency bands. 435 +* World-wide unique OTAA keys. 436 +* AT Command via UART-TTL interface 437 +* Firmware upgradable via UART interface 438 +* Open Source Mobile App for LoRaWAN signal detect and GPS tracking. 439 + 440 + 441 + 442 +== 3.3 Specification == 443 + 444 +* CPU: 32-bit 48 MHz 445 +* Flash: 256KB 446 +* RAM: 64KB 447 +* Input Power Range: 5v 448 +* Frequency Range: 150 MHz ~~ 960 MHz 449 +* Maximum Power +22 dBm constant RF output 450 +* High sensitivity: -148 dBm 451 +* Temperature: 452 +** Storage: -55 ~~ +125℃ 453 +** Operating: -40 ~~ +85℃ 454 +* Humidity: 455 +** Storage: 5 ~~ 95% (Non-Condensing) 456 +** Operating: 10 ~~ 95% (Non-Condensing) 457 +* LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm 458 +* LoRa Rx current: <9 mA 459 + 460 + 461 + 462 +== 3.4 Pin Mapping & LED == 463 + 464 + 465 + 466 +== 3.5 Example: Send & Get Messages via LoRaWAN in PC == 467 + 468 + 469 +((( 470 +Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage. 471 +))) 472 + 473 + 474 +(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN adapter to PC** 475 + 476 + 477 +[[image:image-20220723100027-1.png]] 478 + 479 + 480 +Open the serial port tool 481 + 482 +[[image:image-20220602161617-8.png]] 483 + 484 +[[image:image-20220602161718-9.png||height="457" width="800"]] 485 + 486 + 487 + 488 +(% style="color:blue" %)**2. Press the reset switch RST on the LA66 USB LoRaWAN Adapter to reset it.** 489 + 490 +The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully Join the LoRaWAN network 491 + 492 + 493 +[[image:image-20220602161935-10.png||height="498" width="800"]] 494 + 495 + 496 + 497 +(% style="color:blue" %)**3. See Uplink Command** 498 + 499 +Command format: (% style="color:#4472c4" %)** AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>** 500 + 501 +example: AT+SENDB=01,02,8,05820802581ea0a5 502 + 503 +[[image:image-20220602162157-11.png||height="497" width="800"]] 504 + 505 + 506 + 507 +(% style="color:blue" %)**4. Check to see if TTN received the message** 508 + 509 +[[image:image-20220602162331-12.png||height="420" width="800"]] 510 + 511 + 512 + 513 +== 3.6 Example: Send PC's CPU/RAM usage to TTN via python == 514 + 515 + 516 +**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]] 517 + 518 +(**Raspberry Pi example: **[[https:~~/~~/github.com/dragino/LA66/blob/main/Send_information_to_TTN_Raspberry%20Pi.py>>https://github.com/dragino/LA66/blob/main/Send_information_to_TTN_Raspberry%20Pi.py]]) 519 + 520 +(% style="color:red" %)**Preconditions:** 521 + 522 +(% style="color:red" %)**1. LA66 USB LoRaWAN Adapter works fine** 523 + 524 +(% style="color:red" %)**2. LA66 USB LoRaWAN Adapter is registered with TTN** 525 + 526 + 527 + 528 +(% style="color:blue" %)**Steps for usage:** 529 + 530 +(% style="color:blue" %)**1.**(%%) Press the reset switch RESET on the LA66 USB LoRaWAN Adapter 531 + 532 +(% style="color:blue" %)**2.**(%%) Run the python script in PC and see the TTN 533 + 534 +[[image:image-20220602115852-3.png||height="450" width="1187"]] 535 + 536 + 537 + 538 +== 3.7 Example: Send & Get Messages via LoRaWAN in RPi == 539 + 540 + 541 +Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage. 542 + 543 + 544 +(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN Adapter to the Raspberry Pi** 545 + 546 +[[image:image-20220723100439-2.png]] 547 + 548 + 549 + 550 +(% style="color:blue" %)**2. Install Minicom in RPi.** 551 + 552 +(% id="cke_bm_509388S" style="display:none" %) (%%)Enter the following command in the RPi terminal 553 + 554 + (% style="background-color:yellow" %)**apt update** 555 + 556 + (% style="background-color:yellow" %)**apt install minicom** 557 + 558 + 559 +Use minicom to connect to the RPI's terminal 560 + 561 +[[image:image-20220602153146-3.png||height="439" width="500"]] 562 + 563 + 564 + 565 +(% style="color:blue" %)**3. Press the reset switch RST on the LA66 USB LoRaWAN Adapter.** 566 + 567 +The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully entered the network. 568 + 569 + 570 +[[image:image-20220602154928-5.png||height="436" width="500"]] 571 + 572 + 573 + 574 +(% style="color:blue" %)**4. Send Uplink message** 575 + 576 +Format: (% style="color:#4472c4" %)**AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>** 577 + 578 +example: AT+SENDB=01,02,8,05820802581ea0a5 579 + 580 + 581 +[[image:image-20220602160339-6.png||height="517" width="600"]] 582 + 583 + 584 + 585 +Check to see if TTN received the message 586 + 587 +[[image:image-20220602160627-7.png||height="369" width="800"]] 588 + 589 + 590 + 591 +== 3.8 Example: Use of LA66 USB LoRaWAN Adapter and APP sample process and DRAGINO-LA66-APP. == 592 + 593 + 594 +=== 3.8.1 DRAGINO-LA66-APP === 595 + 596 + 597 +[[image:image-20220723102027-3.png]] 598 + 599 + 600 + 601 +==== (% style="color:blue" %)**Overview:**(%%) ==== 602 + 603 + 604 +DRAGINO-LA66-APP is a mobile APP for LA66 USB LoRaWAN Adapter and APP sample process. DRAGINO-LA66-APP can obtain the positioning information of the mobile phone and send it to the LoRaWAN platform through the LA66 USB LoRaWAN Adapter. 605 + 606 +View the communication signal strength between the node and the gateway through the RSSI value(DRAGINO-LA66-APP currently only supports Android system) 607 + 608 + 609 + 610 +==== (% style="color:blue" %)**Conditions of Use:**(%%) ==== 611 + 612 + 613 +Requires a type-c to USB adapter 614 + 615 +[[image:image-20220723104754-4.png]] 616 + 617 + 618 + 619 +==== (% style="color:blue" %)**Use of APP:**(%%) ==== 620 + 621 + 622 +Function and page introduction 623 + 624 +[[image:image-20220723113448-7.png||height="1481" width="670"]] 625 + 626 +1.Display LA66 USB LoRaWAN Module connection status 627 + 628 +2.Check and reconnect 629 + 630 +3.Turn send timestamps on or off 631 + 632 +4.Display LoRaWan connection status 633 + 634 +5.Check LoRaWan connection status 635 + 636 +6.The RSSI value of the node when the ACK is received 637 + 638 +7.Node's Signal Strength Icon 639 + 640 +8.Set the packet sending interval of the node in seconds 641 + 642 +9.AT command input box 643 + 644 +10.Send AT command button 645 + 646 +11.Node log box 647 + 648 +12.clear log button 649 + 650 +13.exit button 651 + 652 + 653 +LA66 USB LoRaWAN Module not connected 654 + 655 +[[image:image-20220723110520-5.png||height="903" width="677"]] 656 + 657 + 658 + 659 +Connect LA66 USB LoRaWAN Module 660 + 661 +[[image:image-20220723110626-6.png||height="906" width="680"]] 662 + 663 + 664 + 665 +=== 3.8.2 Use DRAGINO-LA66-APP to obtain positioning information and send it to TTNV3 through LA66 USB LoRaWAN Adapter and integrate it into Node-RED === 666 + 667 + 668 +**1. Register LA66 USB LoRaWAN Module to TTNV3** 669 + 670 +[[image:image-20220723134549-8.png]] 671 + 672 + 673 + 674 +**2. Open Node-RED,And import the JSON file to generate the flow** 675 + 676 +Sample JSON file please go to this link to download:放置JSON文件的链接 677 + 678 +For the usage of Node-RED, please refer to: [[http:~~/~~/8.211.40.43:8080/xwiki/bin/view/Main/Node-RED/>>http://8.211.40.43:8080/xwiki/bin/view/Main/Node-RED/]] 679 + 680 +The following is the positioning effect map 681 + 682 +[[image:image-20220723144339-1.png]] 683 + 684 + 685 + 686 +== 3.9 Upgrade Firmware of LA66 USB LoRaWAN Adapter == 687 + 688 + 689 +The LA66 USB LoRaWAN Adapter is the same as the LA66 LoRaWAN Shield update method 690 + 691 +Just use the yellow jumper cap to short the BOOT corner and the RX corner, and then press the RESET button (without the jumper cap, you can directly short the BOOT corner and the RX corner with a wire to achieve the same effect) 692 + 693 +[[image:image-20220723150132-2.png]] 694 + 695 + 696 + 697 += 4. Order Info = 698 + 699 + 700 +**Part Number:** (% style="color:blue" %)**LA66-XXX**(%%), (% style="color:blue" %)**LA66-LoRaWAN-Shield-XXX** (%%) **or** (% style="color:blue" %)**LA66-USB-LoRaWAN-Adapter-XXX** 701 + 702 + 328 328 (% style="color:blue" %)**XXX**(%%): The default frequency band 329 329 330 330 * (% style="color:red" %)**AS923**(%%): LoRaWAN AS923 band ... ... @@ -338,10 +338,7 @@ 338 338 * (% style="color:red" %)**PP**(%%): Peer to Peer LoRa Protocol 339 339 340 340 716 += 5. Reference = 341 341 342 -= 4. Reference = 343 343 344 - 345 -* Hardware Design File for LA66 LoRaWAN Shield : [[Download>>https://www.dropbox.com/sh/a3wbmdcvqjxaqw5/AADZfvAiykJTK624RgMquH86a?dl=0]] 346 - 347 - 719 +* 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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