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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... ... @@ -130,7 +130,7 @@ 130 130 131 131 132 132 (% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %) 133 -|=(% 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** 134 134 |(% style="width:167px" %)Pressing ACT between 1s < time < 3s|(% style="width:117px" %)Send an uplink|(% style="width:225px" %)((( 135 135 If sensor is already Joined to LoRaWAN network, sensor will send an uplink packet, (% style="color:blue" %)**blue led** (%%)will blink once. 136 136 Meanwhile, BLE module will be active and user can connect via BLE to configure device. ... ... @@ -242,27 +242,29 @@ 242 242 243 243 == 2.3 Uplink Payload == 244 244 245 - 246 246 === 2.3.1 Device Status, FPORT~=5 === 247 247 247 + 248 248 Users can use the downlink command(**0x26 01**) to ask LDS12-LB to send device configure detail, include device configure status. LDS12-LB will uplink a payload via FPort=5 to server. 249 249 250 250 The Payload format is as below. 251 251 252 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:5 29px" %)253 -|=(% style="width: 6 2.5px;background-color:#4F81BD;color:white" %)(((252 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %) 253 +|=(% style="width: 60px;background-color:#4F81BD;color:white" %)((( 254 254 **Size(bytes)** 255 -)))|=(% 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** 256 256 |(% 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 257 257 258 258 Example parse in TTNv3 259 259 260 - **Sensor Model**:For LDS12-LB, this valueis0x24260 +[[image:image-20230805103904-1.png||height="131" width="711"]] 261 261 262 - **FirmwareVersion**:0x0100,Means:v1.0.0 version262 +(% style="color:blue" %)**Sensor Model**(%%): For LDS12-LB, this value is 0x24 263 263 264 -**Fre quencyBand**:264 +(% style="color:blue" %)**Firmware Version**(%%): 0x0100, Means: v1.0.0 version 265 265 266 +(% style="color:blue" %)**Frequency Band**: 267 + 266 266 0x01: EU868 267 267 268 268 0x02: US915 ... ... @@ -291,7 +291,7 @@ 291 291 292 292 0x0e: MA869 293 293 294 -**Sub-Band**: 296 +(% style="color:blue" %)**Sub-Band**: 295 295 296 296 AU915 and US915:value 0x00 ~~ 0x08 297 297 ... ... @@ -299,7 +299,7 @@ 299 299 300 300 Other Bands: Always 0x00 301 301 302 -**Battery Info**: 304 +(% style="color:blue" %)**Battery Info**: 303 303 304 304 Check the battery voltage. 305 305 ... ... @@ -308,36 +308,33 @@ 308 308 Ex2: 0x0B49 = 2889mV 309 309 310 310 311 -=== 2.3.2 DeviceStatus, FPORT~=5===313 +=== 2.3.2 Uplink Payload, FPORT~=2 === 312 312 313 -((( 314 -LDS12-LB will uplink payload via LoRaWAN with below payload format: 315 -))) 316 316 317 317 ((( 318 -Uplink payload includes in total 11 bytes. 319 -))) 317 +LDS12-LB will send this uplink **after** Device Status once join the LoRaWAN network successfully. And LDS12-LB will: 320 320 321 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:670px" %) 322 -|=(% style="width: 62.5px;background-color:#4F81BD;color:white" %)((( 323 -**Size(bytes)** 324 -)))|=(% style="width: 62.5px;background-color:#4F81BD;color:white" %)**2**|=(% style="width: 62.5px;background-color:#4F81BD;color:white" %)**2**|=(% style="background-color:#4F81BD;color:white" %)**2**|=(% style="background-color:#4F81BD;color:white" %)**2**|=(% style="background-color: rgb(79, 129, 189); color: white; width: 122px;" %)**1**|=(% style="background-color: rgb(79, 129, 189); color: white; width: 54px;" %)**1**|=(% style="background-color: rgb(79, 129, 189); color: white; width: 96px;" %)**1** 325 -|(% style="width:62.5px" %)Value|(% style="width:62.5px" %)[[BAT>>||anchor="H2.3.1BatteryInfo"]]|(% style="width:62.5px" %)((( 326 -[[Temperature DS18B20>>||anchor="H2.3.2DS18B20Temperaturesensor"]] 327 -)))|[[Distance>>||anchor="H2.3.3Distance"]]|[[Distance signal strength>>||anchor="H2.3.4Distancesignalstrength"]]|(% style="width:122px" %)((( 328 -[[Interrupt flag>>||anchor="H2.3.5InterruptPin"]] 319 +periodically send this uplink every 20 minutes, this interval [[can be changed>>https://111]]. 329 329 330 -& 321 +Uplink Payload totals 11 bytes. 322 +))) 331 331 332 -[[Interrupt_level>>||anchor="H2.3.5InterruptPin"]] 333 -)))|(% style="width:54px" %)[[LiDAR temp>>||anchor="H2.3.6LiDARtemp"]]|(% style="width:96px" %)((( 334 -[[Message Type>>||anchor="H2.3.7MessageType"]] 324 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %) 325 +|=(% style="width: 60px;background-color:#4F81BD;color:white" %)((( 326 +**Size(bytes)** 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** 328 +|(% style="width:62.5px" %)Value|(% style="width:62.5px" %)[[BAT>>||anchor="HBatteryInfo"]]|(% style="width:62.5px" %)((( 329 +[[Temperature DS18B20>>||anchor="HDS18B20Temperaturesensor"]] 330 +)))|[[Distance>>||anchor="HDistance"]]|[[Distance signal strength>>||anchor="HDistancesignalstrength"]]|(% style="width:122px" %)((( 331 +[[Interrupt flag & Interrupt_level>>||anchor="HInterruptPin26A0InterruptLevel"]] 332 +)))|(% style="width:54px" %)[[LiDAR temp>>||anchor="HLiDARtemp"]]|(% style="width:96px" %)((( 333 +[[Message Type>>||anchor="HMessageType"]] 335 335 ))) 336 336 337 -[[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"]] 338 338 339 339 340 -=== 2.3.2.aBattery Info ===339 +==== (% style="color:blue" %)**Battery Info**(%%) ==== 341 341 342 342 343 343 Check the battery voltage for LDS12-LB. ... ... @@ -347,7 +347,7 @@ 347 347 Ex2: 0x0B49 = 2889mV 348 348 349 349 350 -=== 2.3.2.b DS18B20 Temperature sensor ===349 +==== (% style="color:blue" %)**DS18B20 Temperature sensor**(%%) ==== 351 351 352 352 353 353 This is optional, user can connect external DS18B20 sensor to the +3.3v, 1-wire and GND pin . and this field will report temperature. ... ... @@ -360,7 +360,7 @@ 360 360 If payload is: FF3FH : (FF3F & FC00 == 1) , temp = (FF3FH - 65536)/10 = -19.3 degrees. 361 361 362 362 363 -=== 2.3.2.c Distance ===362 +==== (% style="color:blue" %)**Distance**(%%) ==== 364 364 365 365 366 366 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. ... ... @@ -371,7 +371,7 @@ 371 371 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. 372 372 373 373 374 -=== 2.3.2.dDistance signal strength ===373 +==== (% style="color:blue" %)**Distance signal strength**(%%) ==== 375 375 376 376 377 377 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. ... ... @@ -384,7 +384,7 @@ 384 384 Customers can judge whether they need to adjust the environment based on the signal strength. 385 385 386 386 387 -=== 2.3.2.e Interrupt Pin & Interrupt Level ===386 +==== (% style="color:blue" %)**Interrupt Pin & Interrupt Level**(%%) ==== 388 388 389 389 390 390 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. ... ... @@ -398,7 +398,7 @@ 398 398 0x01: Interrupt Uplink Packet. 399 399 400 400 401 -=== 2.3.2.fLiDAR temp ===400 +==== (% style="color:blue" %)**LiDAR temp**(%%) ==== 402 402 403 403 404 404 Characterize the internal temperature value of the sensor. ... ... @@ -408,7 +408,7 @@ 408 408 If payload is: F2(H) <<24>>24=-14(D),LiDAR temp=-14℃. 409 409 410 410 411 -=== 2.3.2.gMessage Type ===410 +==== (% style="color:blue" %)**Message Type**(%%) ==== 412 412 413 413 414 414 ((( ... ... @@ -425,7 +425,7 @@ 425 425 |(% style="width:160px" %)0x02|(% style="width:163px" %)Reply configures info|(% style="width:173px" %)[[Configure Info Payload>>||anchor="H3.ConfigureLDS12-LB"]] 426 426 427 427 428 -=== 2.3. 8Decode payload in The Things Network ===427 +=== 2.3.3 Decode payload in The Things Network === 429 429 430 430 431 431 While using TTN network, you can add the payload format to decode the payload. ... ... @@ -442,15 +442,9 @@ 442 442 ))) 443 443 444 444 445 -== 2.4 Uplink Interval==444 +== 2.4 Show Data in DataCake IoT Server == 446 446 447 447 448 -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"]] 449 - 450 - 451 -== 2.5 Show Data in DataCake IoT Server == 452 - 453 - 454 454 ((( 455 455 [[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: 456 456 ))) ... ... @@ -483,13 +483,13 @@ 483 483 [[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"]] 484 484 485 485 486 -== 2. 6Datalog Feature ==479 +== 2.5 Datalog Feature == 487 487 488 488 489 489 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. 490 490 491 491 492 -=== 2. 6.1 Ways to get datalog via LoRaWAN ===485 +=== 2.5.1 Ways to get datalog via LoRaWAN === 493 493 494 494 495 495 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. ... ... @@ -506,7 +506,7 @@ 506 506 [[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"]] 507 507 508 508 509 -=== 2. 6.2 Unix TimeStamp ===502 +=== 2.5.2 Unix TimeStamp === 510 510 511 511 512 512 LDS12-LB uses Unix TimeStamp format based on ... ... @@ -523,7 +523,7 @@ 523 523 So, we can use AT+TIMESTAMP=1611889405 or downlink 3060137afd00 to set the current time 2021 – Jan ~-~- 29 Friday 03:03:25 524 524 525 525 526 -=== 2. 6.3 Set Device Time ===519 +=== 2.5.3 Set Device Time === 527 527 528 528 529 529 User need to set (% style="color:blue" %)**SYNCMOD=1**(%%) to enable sync time via MAC command. ... ... @@ -533,13 +533,13 @@ 533 533 (% 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.** 534 534 535 535 536 -=== 2. 6.4 Poll sensor value ===529 +=== 2.5.4 Poll sensor value === 537 537 538 538 539 539 Users can poll sensor values based on timestamps. Below is the downlink command. 540 540 541 541 (% border="1" cellspacing="5" style="background-color:#f2f2f2; width:425.818px" %) 542 -|(% 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)** 543 543 |(% style="width:58px" %)**1byte**|(% style="width:127px" %)**4bytes**|(% style="width:124px" %)**4bytes**|(% style="width:114px" %)**1byte** 544 544 |(% style="width:58px" %)31|(% style="width:127px" %)Timestamp start|(% style="width:124px" %)Timestamp end|(% style="width:114px" %)Uplink Interval 545 545 ... ... @@ -560,7 +560,7 @@ 560 560 ))) 561 561 562 562 563 -== 2. 7Frequency Plans ==556 +== 2.6 Frequency Plans == 564 564 565 565 566 566 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. ... ... @@ -568,9 +568,9 @@ 568 568 [[http:~~/~~/wiki.dragino.com/xwiki/bin/view/Main/End%20Device%20Frequency%20Band/>>http://wiki.dragino.com/xwiki/bin/view/Main/End%20Device%20Frequency%20Band/]] 569 569 570 570 571 -== 2. 8LiDAR ToF Measurement ==564 +== 2.7 LiDAR ToF Measurement == 572 572 573 -=== 2. 8.1 Principle of Distance Measurement ===566 +=== 2.7.1 Principle of Distance Measurement === 574 574 575 575 576 576 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. ... ... @@ -578,7 +578,7 @@ 578 578 [[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"]] 579 579 580 580 581 -=== 2. 8.2 Distance Measurement Characteristics ===574 +=== 2.7.2 Distance Measurement Characteristics === 582 582 583 583 584 584 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: ... ... @@ -616,7 +616,7 @@ 616 616 ))) 617 617 618 618 619 -=== 2. 8.3 Notice of usage ===612 +=== 2.7.3 Notice of usage === 620 620 621 621 622 622 Possible invalid /wrong reading for LiDAR ToF tech: ... ... @@ -627,7 +627,7 @@ 627 627 * The sensor window is made by Acrylic. Don't touch it with alcohol material. This will destroy the sensor window. 628 628 629 629 630 -=== 2. 8.4 Reflectivity of different objects ===623 +=== 2.7.4 Reflectivity of different objects === 631 631 632 632 633 633 (% border="1" cellspacing="5" style="background-color:#f2f2f2; width:379px" %) ... ... @@ -768,83 +768,34 @@ 768 768 * Example 2: Downlink Payload: 06000003 ~/~/ Set the interrupt mode to rising edge trigger 769 769 770 770 771 -=== 3.3.3 GetFirmwareVersionInfo===764 +=== 3.3.3 Set Power Output Duration === 772 772 766 +Control the output duration 3V3 . Before each sampling, device will 773 773 774 - Feature:usedownlinktogetfirmwareversion.768 +~1. first enable the power output to external sensor, 775 775 776 - (%style="color:blue"%)**DownlinkCommand: 0x26**770 +2. keep it on as per duration, read sensor value and construct uplink payload 777 777 778 -(% border="1" cellspacing="5" style="background-color:#f2f2f2; width:492px" %) 779 -|(% style="background-color:#4f81bd; color:white; width:191px" %)**Downlink Control Type**|(% style="background-color:#4f81bd; color:white; width:57px" %)**FPort**|(% style="background-color:#4f81bd; color:white; width:91px" %)**Type Code**|(% style="background-color:#4f81bd; color:white; width:153px" %)**Downlink payload size(bytes)** 780 -|(% style="width:191px" %)Get Firmware Version Info|(% style="width:57px" %)Any|(% style="width:91px" %)26|(% style="width:151px" %)2 772 +3. final, close the power output. 781 781 782 -* Reply to the confirmation package: 26 01 783 -* Reply to non-confirmed packet: 26 00 774 +(% style="color:blue" %)**AT Command: AT+3V3T** 784 784 785 -Device will send an uplink after got this downlink command. With below payload: 776 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %) 777 +|=(% style="width: 155px;background-color:#4F81BD;color:white" %)**Command Example**|=(% style="width: 197px;background-color:#4F81BD;color:white" %)**Function**|=(% style="width: 158px;background-color:#4F81BD;color:white" %)**Response** 778 +|(% style="width:154px" %)AT+3V3T=?|(% style="width:196px" %)Show 3V3 open time.|(% style="width:157px" %)0 (default) 779 +OK 780 +|(% style="width:154px" %)AT+3V3T=1000|(% style="width:196px" %)Close after a delay of 1000 milliseconds.|(% style="width:157px" %)OK 781 +|(% style="width:154px" %)AT+3V3T=0|(% style="width:196px" %)Always turn on the power supply of 3V3 pin.|(% style="width:157px" %)OK 786 786 787 -Configures info payload: 783 +(% style="color:blue" %)**Downlink Command: 0x07**(%%) 784 +Format: Command Code (0x07) followed by 3 bytes. 788 788 789 -(% border="1" cellspacing="5" style="background-color:#f2f2f2; width:510px" %) 790 -|=(% style="background-color:#4F81BD;color:white" %)((( 791 -**Size(bytes)** 792 -)))|=(% style="background-color:#4F81BD;color:white" %)**1**|=(% style="background-color:#4F81BD;color:white" %)**1**|=(% style="background-color:#4F81BD;color:white" %)**1**|=(% style="background-color:#4F81BD;color:white" %)**1**|=(% style="background-color:#4F81BD;color:white" %)**1**|=(% style="background-color:#4F81BD;color:white" %)**5**|=(% style="background-color:#4F81BD;color:white" %)**1** 793 -|**Value**|Software Type|((( 794 -Frequency Band 795 -)))|Sub-band|((( 796 -Firmware Version 797 -)))|Sensor Type|Reserve|((( 798 -[[Message Type>>||anchor="H2.3.7MessageType"]] 799 -Always 0x02 800 -))) 786 +The first byte is 01,the second and third bytes are the time to turn on. 801 801 802 -(% style="color:#037691" %)**Software Type**(%%): Always 0x03 for LLDS12 788 +* Example 1: Downlink Payload: 07 01 00 00 **~-~-->** AT+3V3T=0 789 +* Example 2: Downlink Payload: 07 01 01 F4 **~-~-->** AT+3V3T=500 803 803 804 -(% style="color:#037691" %)**Frequency Band**: 805 805 806 -0x01: EU868 807 - 808 -0x02: US915 809 - 810 -0x03: IN865 811 - 812 -0x04: AU915 813 - 814 -0x05: KZ865 815 - 816 -0x06: RU864 817 - 818 -0x07: AS923 819 - 820 -0x08: AS923-1 821 - 822 -0x09: AS923-2 823 - 824 -0xa0: AS923-3 825 - 826 - 827 -(% style="color:#037691" %)**Sub-Band**(%%): value 0x00 ~~ 0x08 828 - 829 -(% style="color:#037691" %)**Firmware Version**(%%): 0x0100, Means: v1.0.0 version 830 - 831 -(% style="color:#037691" %)**Sensor Type**: 832 - 833 -0x01: LSE01 834 - 835 -0x02: LDDS75 836 - 837 -0x03: LDDS20 838 - 839 -0x04: LLMS01 840 - 841 -0x05: LSPH01 842 - 843 -0x06: LSNPK01 844 - 845 -0x07: LLDS12 846 - 847 - 848 848 = 4. Battery & Power Consumption = 849 849 850 850
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