Changes for page DS20L -- LoRaWAN Smart Distance Detector User Manual 01
Last modified by Mengting Qiu on 2023/12/14 11:15
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... ... @@ -54,6 +54,7 @@ 54 54 * Downlink to change configure 55 55 * 8500mAh Battery for long term use 56 56 57 + 57 57 == 1.3 Specification == 58 58 59 59 ... ... @@ -99,6 +99,7 @@ 99 99 * Sleep Mode: 5uA @ 3.3v 100 100 * LoRa Transmit Mode: 125mA @ 20dBm, 82mA @ 14dBm 101 101 103 + 102 102 == 1.4 Applications == 103 103 104 104 ... ... @@ -110,6 +110,7 @@ 110 110 * Automatic control 111 111 * Sewer 112 112 115 + 113 113 (% style="display:none" %) 114 114 115 115 == 1.5 Sleep mode and working mode == ... ... @@ -127,7 +127,7 @@ 127 127 128 128 129 129 (% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %) 130 -|=(% style="width: 167px;background-color:# D9E2F3;color:#0070C0" %)**Behavior on ACT**|=(% style="width: 117px;background-color:#D9E2F3;color:#0070C0" %)**Function**|=(% style="width: 225px;background-color:#D9E2F3;color:#0070C0" %)**Action**133 +|=(% style="width: 167px;background-color:#4F81BD;color:white" %)**Behavior on ACT**|=(% style="width: 117px;background-color:#4F81BD;color:white" %)**Function**|=(% style="width: 225px;background-color:#4F81BD;color:white" %)**Action** 131 131 |(% style="width:167px" %)Pressing ACT between 1s < time < 3s|(% style="width:117px" %)Send an uplink|(% style="width:225px" %)((( 132 132 If sensor is already Joined to LoRaWAN network, sensor will send an uplink packet, (% style="color:blue" %)**blue led** (%%)will blink once. 133 133 Meanwhile, BLE module will be active and user can connect via BLE to configure device. ... ... @@ -139,6 +139,7 @@ 139 139 ))) 140 140 |(% style="width:167px" %)Fast press ACT 5 times.|(% style="width:117px" %)Deactivate Device|(% style="width:225px" %)(% style="color:red" %)**Red led**(%%) will solid on for 5 seconds. Means device is in Deep Sleep Mode. 141 141 145 + 142 142 == 1.7 BLE connection == 143 143 144 144 ... ... @@ -238,7 +238,6 @@ 238 238 239 239 == 2.3 Uplink Payload == 240 240 241 - 242 242 === 2.3.1 Device Status, FPORT~=5 === 243 243 244 244 ... ... @@ -247,19 +247,21 @@ 247 247 The Payload format is as below. 248 248 249 249 (% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %) 250 -|=(% style="width: 6 2.5px;background-color:#4F81BD;color:white" %)(((253 +|=(% style="width: 60px;background-color:#4F81BD;color:white" %)((( 251 251 **Size(bytes)** 252 -)))|=(% style="width: 1 10px; background-color:rgb(79, 129, 189);48px; background-color:rgb(79, 129, 189);rgb(79, 129, 189);94px;" %)**1**|=(% style="background-color:rgb(79, 129, 189);91px;" %)**1**|=(% style="background-color:rgb(79, 129, 189);60px;" %)**2**255 +)))|=(% style="width: 100px; background-color: #4F81BD;color:white;" %)**1**|=(% style="width: 100px; background-color: #4F81BD;color:white;" %)**2**|=(% style="background-color: #4F81BD;color:white; width: 100px;" %)**1**|=(% style="background-color: #4F81BD;color:white; width: 100px;" %)**1**|=(% style="background-color: #4F81BD;color:white; width: 50px;" %)**2** 253 253 |(% style="width:62.5px" %)Value|(% style="width:110px" %)Sensor Model|(% style="width:48px" %)Firmware Version|(% style="width:94px" %)Frequency Band|(% style="width:91px" %)Sub-band|(% style="width:60px" %)BAT 254 254 255 255 Example parse in TTNv3 256 256 257 - **Sensor Model**:For LDS12-LB, this valueis0x24260 +[[image:image-20230805103904-1.png||height="131" width="711"]] 258 258 259 - **FirmwareVersion**:0x0100,Means:v1.0.0 version262 +(% style="color:blue" %)**Sensor Model**(%%): For LDS12-LB, this value is 0x24 260 260 261 -**Fre quencyBand**:264 +(% style="color:blue" %)**Firmware Version**(%%): 0x0100, Means: v1.0.0 version 262 262 266 +(% style="color:blue" %)**Frequency Band**: 267 + 263 263 0x01: EU868 264 264 265 265 0x02: US915 ... ... @@ -288,7 +288,7 @@ 288 288 289 289 0x0e: MA869 290 290 291 -**Sub-Band**: 296 +(% style="color:blue" %)**Sub-Band**: 292 292 293 293 AU915 and US915:value 0x00 ~~ 0x08 294 294 ... ... @@ -296,7 +296,7 @@ 296 296 297 297 Other Bands: Always 0x00 298 298 299 -**Battery Info**: 304 +(% style="color:blue" %)**Battery Info**: 300 300 301 301 Check the battery voltage. 302 302 ... ... @@ -309,30 +309,29 @@ 309 309 310 310 311 311 ((( 312 -LDS12-LB will uplink payload via LoRaWAN with below payload format: 313 -))) 317 +LDS12-LB will send this uplink **after** Device Status once join the LoRaWAN network successfully. And LDS12-LB will: 314 314 315 -((( 316 -Uplink payload includes in total 11 bytes. 319 +periodically send this uplink every 20 minutes, this interval [[can be changed>>https://111]]. 320 + 321 +Uplink Payload totals 11 bytes. 317 317 ))) 318 318 319 319 (% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %) 320 320 |=(% style="width: 60px;background-color:#4F81BD;color:white" %)((( 321 321 **Size(bytes)** 322 -)))|=(% style="width: 30px;background-color:#4F81BD;color:white" %)**2**|=(% style="width: 80px;background-color:#4F81BD;color:white" %)**2**|=(% style="background-color:#4F81BD;color:white" %)**2**|=(% style="width: 50px;background-color:#4F81BD;color:white" %)**2**|=(% style="background-color:#4F81BD;color:white; width:122px;" %)**1**|=(% style="background-color: #4F81BD;color:white; width:54px;" %)**1**|=(% style="background-color: #4F81BD;color:white; width:96px;" %)**1**327 +)))|=(% style="width: 30px;background-color:#4F81BD;color:white" %)**2**|=(% style="width: 80px;background-color:#4F81BD;color:white" %)**2**|=(% style="width: 50px;background-color:#4F81BD;color:white" %)**2**|=(% style="width: 70px;background-color:#4F81BD;color:white" %)**2**|=(% style="background-color:#4F81BD;color:white; width: 80px;" %)**1**|=(% style="background-color: #4F81BD;color:white; width: 70px;" %)**1**|=(% style="background-color: #4F81BD;color:white; width: 70px;" %)**1** 323 323 |(% style="width:62.5px" %)Value|(% style="width:62.5px" %)[[BAT>>||anchor="HBatteryInfo"]]|(% style="width:62.5px" %)((( 324 324 [[Temperature DS18B20>>||anchor="HDS18B20Temperaturesensor"]] 325 325 )))|[[Distance>>||anchor="HDistance"]]|[[Distance signal strength>>||anchor="HDistancesignalstrength"]]|(% style="width:122px" %)((( 326 -[[Interrupt flag>>||anchor="HInterruptPin26A0InterruptLevel"]]& 327 -[[Interrupt_level||anchor="HInterruptPin26A0InterruptLevel">>]] 331 +[[Interrupt flag & Interrupt_level>>||anchor="HInterruptPin26A0InterruptLevel"]] 328 328 )))|(% style="width:54px" %)[[LiDAR temp>>||anchor="HLiDARtemp"]]|(% style="width:96px" %)((( 329 329 [[Message Type>>||anchor="HMessageType"]] 330 330 ))) 331 331 332 -[[image: http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LLDS12-LoRaWAN%20LiDAR%20ToF%20Distance%20Sensor%20User%20Manual/WebHome/1654833689380-972.png?rev=1.1||alt="1654833689380-972.png"]]336 +[[image:image-20230805104104-2.png||height="136" width="754"]] 333 333 334 334 335 -====(% style="color:blue" %)**Battery Info** ==== 339 +==== (% style="color:blue" %)**Battery Info**(%%) ==== 336 336 337 337 338 338 Check the battery voltage for LDS12-LB. ... ... @@ -342,7 +342,7 @@ 342 342 Ex2: 0x0B49 = 2889mV 343 343 344 344 345 -====(% style="color:blue" %)**DS18B20 Temperature sensor** ==== 349 +==== (% style="color:blue" %)**DS18B20 Temperature sensor**(%%) ==== 346 346 347 347 348 348 This is optional, user can connect external DS18B20 sensor to the +3.3v, 1-wire and GND pin . and this field will report temperature. ... ... @@ -355,7 +355,7 @@ 355 355 If payload is: FF3FH : (FF3F & FC00 == 1) , temp = (FF3FH - 65536)/10 = -19.3 degrees. 356 356 357 357 358 -====(% style="color:blue" %)**Distance** ==== 362 +==== (% style="color:blue" %)**Distance**(%%) ==== 359 359 360 360 361 361 Represents the distance value of the measurement output, the default unit is cm, and the value range parsed as a decimal number is 0-1200. In actual use, when the signal strength value Strength. ... ... @@ -366,7 +366,7 @@ 366 366 If the data you get from the register is 0x0B 0xEA, the distance between the sensor and the measured object is 0BEA(H) = 3050 (D)/10 = 305cm. 367 367 368 368 369 -====(% style="color:blue" %)**Distance signal strength** ==== 373 +==== (% style="color:blue" %)**Distance signal strength**(%%) ==== 370 370 371 371 372 372 Refers to the signal strength, the default output value will be between 0-65535. When the distance measurement gear is fixed, the farther the distance measurement is, the lower the signal strength; the lower the target reflectivity, the lower the signal strength. When Strength is greater than 100 and not equal to 65535, the measured value of Dist is considered credible. ... ... @@ -379,7 +379,7 @@ 379 379 Customers can judge whether they need to adjust the environment based on the signal strength. 380 380 381 381 382 -====(% style="color:blue" %)**Interrupt Pin & Interrupt Level** ==== 386 +==== (% style="color:blue" %)**Interrupt Pin & Interrupt Level**(%%) ==== 383 383 384 384 385 385 This data field shows if this packet is generated by interrupt or not. [[Click here>>||anchor="H3.3.2SetInterruptMode"]] for the hardware and software set up. ... ... @@ -393,7 +393,7 @@ 393 393 0x01: Interrupt Uplink Packet. 394 394 395 395 396 -====(% style="color:blue" %)**LiDAR temp** ==== 400 +==== (% style="color:blue" %)**LiDAR temp**(%%) ==== 397 397 398 398 399 399 Characterize the internal temperature value of the sensor. ... ... @@ -403,7 +403,7 @@ 403 403 If payload is: F2(H) <<24>>24=-14(D),LiDAR temp=-14℃. 404 404 405 405 406 -====(% style="color:blue" %)**Message Type** ==== 410 +==== (% style="color:blue" %)**Message Type**(%%) ==== 407 407 408 408 409 409 ((( ... ... @@ -420,7 +420,6 @@ 420 420 |(% style="width:160px" %)0x02|(% style="width:163px" %)Reply configures info|(% style="width:173px" %)[[Configure Info Payload>>||anchor="H3.ConfigureLDS12-LB"]] 421 421 422 422 423 - 424 424 === 2.3.3 Decode payload in The Things Network === 425 425 426 426 ... ... @@ -438,15 +438,9 @@ 438 438 ))) 439 439 440 440 441 -== 2.4 Uplink Interval==444 +== 2.4 Show Data in DataCake IoT Server == 442 442 443 443 444 -The LDS12-LB by default uplink the sensor data every 20 minutes. User can change this interval by AT Command or LoRaWAN Downlink Command. See this link: [[Change Uplink Interval>>||anchor="H3.3.1SetTransmitIntervalTime"]] 445 - 446 - 447 -== 2.5 Show Data in DataCake IoT Server == 448 - 449 - 450 450 ((( 451 451 [[DATACAKE>>url:https://datacake.co/]] provides a human friendly interface to show the sensor data, once we have data in TTN, we can use [[DATACAKE>>url:https://datacake.co/]] to connect to TTN and see the data in DATACAKE. Below are the steps: 452 452 ))) ... ... @@ -479,13 +479,13 @@ 479 479 [[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LDDS75%20-%20LoRaWAN%20Distance%20Detection%20Sensor%20User%20Manual/WebHome/image-20220610165129-11.png?width=1088&height=595&rev=1.1||alt="image-20220610165129-11.png"]] 480 480 481 481 482 -== 2. 6Datalog Feature ==479 +== 2.5 Datalog Feature == 483 483 484 484 485 485 Datalog Feature is to ensure IoT Server can get all sampling data from Sensor even if the LoRaWAN network is down. For each sampling, LDS12-LB will store the reading for future retrieving purposes. 486 486 487 487 488 -=== 2. 6.1 Ways to get datalog via LoRaWAN ===485 +=== 2.5.1 Ways to get datalog via LoRaWAN === 489 489 490 490 491 491 Set PNACKMD=1, LDS12-LB will wait for ACK for every uplink, when there is no LoRaWAN network,LDS12-LB will mark these records with non-ack messages and store the sensor data, and it will send all messages (10s interval) after the network recovery. ... ... @@ -502,7 +502,7 @@ 502 502 [[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LHT65N%20LoRaWAN%20Temperature%20%26%20Humidity%20Sensor%20Manual/WebHome/image-20220703111700-2.png?width=1119&height=381&rev=1.1||alt="图片-20220703111700-2.png" height="381" width="1119"]] 503 503 504 504 505 -=== 2. 6.2 Unix TimeStamp ===502 +=== 2.5.2 Unix TimeStamp === 506 506 507 507 508 508 LDS12-LB uses Unix TimeStamp format based on ... ... @@ -519,7 +519,7 @@ 519 519 So, we can use AT+TIMESTAMP=1611889405 or downlink 3060137afd00 to set the current time 2021 – Jan ~-~- 29 Friday 03:03:25 520 520 521 521 522 -=== 2. 6.3 Set Device Time ===519 +=== 2.5.3 Set Device Time === 523 523 524 524 525 525 User need to set (% style="color:blue" %)**SYNCMOD=1**(%%) to enable sync time via MAC command. ... ... @@ -529,13 +529,13 @@ 529 529 (% style="color:red" %)**Note: LoRaWAN Server need to support LoRaWAN v1.0.3(MAC v1.0.3) or higher to support this MAC command feature, Chirpstack,TTN V3 v3 and loriot support but TTN V3 v2 doesn't support. If server doesn't support this command, it will through away uplink packet with this command, so user will lose the packet with time request for TTN V3 v2 if SYNCMOD=1.** 530 530 531 531 532 -=== 2. 6.4 Poll sensor value ===529 +=== 2.5.4 Poll sensor value === 533 533 534 534 535 535 Users can poll sensor values based on timestamps. Below is the downlink command. 536 536 537 537 (% border="1" cellspacing="5" style="background-color:#f2f2f2; width:425.818px" %) 538 -|(% colspan="4" style="background-color:# d9e2f3; color:#0070c0; width:423px" %)**Downlink Command to poll Open/Close status (0x31)**535 +|(% colspan="4" style="background-color:#4f81bd; color:white; width:423px" %)**Downlink Command to poll Open/Close status (0x31)** 539 539 |(% style="width:58px" %)**1byte**|(% style="width:127px" %)**4bytes**|(% style="width:124px" %)**4bytes**|(% style="width:114px" %)**1byte** 540 540 |(% style="width:58px" %)31|(% style="width:127px" %)Timestamp start|(% style="width:124px" %)Timestamp end|(% style="width:114px" %)Uplink Interval 541 541 ... ... @@ -556,7 +556,7 @@ 556 556 ))) 557 557 558 558 559 -== 2. 7Frequency Plans ==556 +== 2.6 Frequency Plans == 560 560 561 561 562 562 The LDS12-LB uses OTAA mode and below frequency plans by default. If user want to use it with different frequency plan, please refer the AT command sets. ... ... @@ -564,9 +564,9 @@ 564 564 [[http:~~/~~/wiki.dragino.com/xwiki/bin/view/Main/End%20Device%20Frequency%20Band/>>http://wiki.dragino.com/xwiki/bin/view/Main/End%20Device%20Frequency%20Band/]] 565 565 566 566 567 -== 2. 8LiDAR ToF Measurement ==564 +== 2.7 LiDAR ToF Measurement == 568 568 569 -=== 2. 8.1 Principle of Distance Measurement ===566 +=== 2.7.1 Principle of Distance Measurement === 570 570 571 571 572 572 The LiDAR probe is based on TOF, namely, Time of Flight principle. To be specific, the product emits modulation wave of near infrared ray on a periodic basis, which will be reflected after contacting object. The product obtains the time of flight by measuring round-trip phase difference and then calculates relative range between the product and the detection object, as shown below. ... ... @@ -574,7 +574,7 @@ 574 574 [[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LLDS12-LoRaWAN%20LiDAR%20ToF%20Distance%20Sensor%20User%20Manual/WebHome/1654831757579-263.png?rev=1.1||alt="1654831757579-263.png"]] 575 575 576 576 577 -=== 2. 8.2 Distance Measurement Characteristics ===574 +=== 2.7.2 Distance Measurement Characteristics === 578 578 579 579 580 580 With optimization of light path and algorithm, The LiDAR probe has minimized influence from external environment on distance measurement performance. Despite that, the range of distance measurement may still be affected by the environment illumination intensity and the reflectivity of detection object. As shown in below: ... ... @@ -612,7 +612,7 @@ 612 612 ))) 613 613 614 614 615 -=== 2. 8.3 Notice of usage ===612 +=== 2.7.3 Notice of usage === 616 616 617 617 618 618 Possible invalid /wrong reading for LiDAR ToF tech: ... ... @@ -622,9 +622,10 @@ 622 622 * The LiDAR probe is cover by dirty things; the reading might be wrong. In this case, need to clean the probe. 623 623 * The sensor window is made by Acrylic. Don't touch it with alcohol material. This will destroy the sensor window. 624 624 625 -=== 2.8.4 Reflectivity of different objects === 626 626 623 +=== 2.7.4 Reflectivity of different objects === 627 627 625 + 628 628 (% border="1" cellspacing="5" style="background-color:#f2f2f2; width:379px" %) 629 629 |=(% style="width: 54px;background-color:#4F81BD;color:white" %)Item|=(% style="width: 231px;background-color:#4F81BD;color:white" %)Material|=(% style="width: 94px;background-color:#4F81BD;color:white" %)Relectivity 630 630 |(% style="width:53px" %)1|(% style="width:229px" %)Black foam rubber|(% style="width:93px" %)2.4% ... ... @@ -648,6 +648,7 @@ 648 648 |(% style="width:53px" %)17|(% style="width:229px" %)stainless steel|(% style="width:93px" %)200% 649 649 |(% style="width:53px" %)18|(% style="width:229px" %)Reflector plate, reflective tape|(% style="width:93px" %)>300% 650 650 649 + 651 651 = 3. Configure LDS12-LB = 652 652 653 653 == 3.1 Configure Methods == ... ... @@ -661,6 +661,7 @@ 661 661 662 662 * LoRaWAN Downlink. Instruction for different platforms: See [[IoT LoRaWAN Server>>http://wiki.dragino.com/xwiki/bin/view/Main/]] section. 663 663 663 + 664 664 == 3.2 General Commands == 665 665 666 666 ... ... @@ -760,6 +760,7 @@ 760 760 761 761 * Example 2: Downlink Payload: 06000003 ~/~/ Set the interrupt mode to rising edge trigger 762 762 763 + 763 763 === 3.3.3 Set Power Output Duration === 764 764 765 765 Control the output duration 3V3 . Before each sampling, device will ... ... @@ -787,6 +787,7 @@ 787 787 * Example 1: Downlink Payload: 07 01 00 00 **~-~-->** AT+3V3T=0 788 788 * Example 2: Downlink Payload: 07 01 01 F4 **~-~-->** AT+3V3T=500 789 789 791 + 790 790 = 4. Battery & Power Consumption = 791 791 792 792 ... ... @@ -815,6 +815,7 @@ 815 815 816 816 * Update through UART TTL interface: **[[Instruction>>url:http://wiki.dragino.com/xwiki/bin/view/Main/UART%20Access%20for%20LoRa%20ST%20v4%20base%20model/#H1.LoRaSTv4baseHardware]]**. 817 817 820 + 818 818 = 6. FAQ = 819 819 820 820 == 6.1 What is the frequency plan for LDS12-LB? == ... ... @@ -875,6 +875,7 @@ 875 875 876 876 * (% style="color:red" %)**CN470**(%%): LoRaWAN CN470 band 877 877 881 + 878 878 = 9. Packing Info = 879 879 880 880 ... ... @@ -892,6 +892,7 @@ 892 892 893 893 * Weight / pcs : g 894 894 899 + 895 895 = 10. Support = 896 896 897 897
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