Changes for page DS20L -- LoRaWAN Smart Distance Detector User Manual 01
Last modified by Mengting Qiu on 2023/12/14 11:15
From version 131.1
edited by Mengting Qiu
on 2023/12/06 19:44
on 2023/12/06 19:44
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... ... @@ -8,7 +8,7 @@ 8 8 9 9 10 10 11 -**Table of Contents :(% style="display:none" %) (%%)**11 +**Table of Contents:** 12 12 13 13 {{toc/}} 14 14 ... ... @@ -47,7 +47,6 @@ 47 47 * Firmware upgradable via program port or LoRa protocol 48 48 * Built-in 2400mAh battery or power by external power source 49 49 50 - 51 51 == 1.3 Specification == 52 52 53 53 ... ... @@ -61,7 +61,6 @@ 61 61 * ToF FoV: ±9°, Total 18° 62 62 * Light source: VCSEL 63 63 64 - 65 65 == 1.4 Power Consumption == 66 66 67 67 ... ... @@ -75,7 +75,6 @@ 75 75 * Idle: 21 mA @ 3.3v 76 76 * Max : 360 mA 77 77 78 - 79 79 = 2. Configure DS20L to connect to LoRaWAN network = 80 80 81 81 == 2.1 How it works == ... ... @@ -153,7 +153,7 @@ 153 153 154 154 Example parse in TTNv3 155 155 156 -[[image: image-20231206151412-3.png||height="179" width="1070"]]153 +[[image:1701149922873-259.png]] 157 157 158 158 (% style="color:blue" %)**Sensor Model**(%%): For DS20L, this value is 0x21 159 159 ... ... @@ -209,25 +209,45 @@ 209 209 === 2.3.2 Uplink Payload, FPORT~=2 === 210 210 211 211 212 -==== (% style="color:red" %)**MOD~=1**(%%) ==== 209 +((( 210 +DS20L will send this uplink **after** Device Status once join the LoRaWAN network successfully. And DS20L will: 213 213 212 +periodically send this uplink every 20 minutes, this interval [[can be changed>>||anchor="H3.3.1SetTransmitIntervalTime"]]. 213 + 214 +Uplink Payload totals 11 bytes. 215 +))) 216 + 217 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %) 218 +|=(% style="width: 60px;background-color:#4F81BD;color:white" %)((( 219 +**Size(bytes)** 220 +)))|=(% 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** 221 +|(% style="width:62.5px" %)Value|(% style="width:62.5px" %)[[BAT>>||anchor="HBatteryInfo"]]|(% style="width:62.5px" %)((( 222 +[[Temperature DS18B20>>||anchor="HDS18B20Temperaturesensor"]] 223 +)))|[[Distance>>||anchor="HDistance"]]|[[Distance signal strength>>||anchor="HDistancesignalstrength"]]|(% style="width:122px" %)((( 224 +[[Interrupt flag & Interrupt_level>>||anchor="HInterruptPin26A0InterruptLevel"]] 225 +)))|(% style="width:54px" %)[[LiDAR temp>>||anchor="HLiDARtemp"]]|(% style="width:96px" %)((( 226 +[[Message Type>>||anchor="HMessageType"]] 227 +))) 228 + 229 +==== (% style="color:red" %)**MOD~=1** ==== 230 + 214 214 Regularly detect distance and report. When the distance exceeds the limit, the alarm flag is set to 1, and the report can be triggered by external interrupts. 215 215 216 216 Uplink Payload totals 10 bytes. 217 217 218 -(% border="1" cellspacing="4" style="background-color:#f2f2f2 ; width:510px" %)219 -|(% style="background-color:#4 f81bd;; width:60px" %)**Size(bytes)**|(% style="background-color:#4f81bd;; width:30px" %)**2**|(% style="background-color:#4f81bd;; width:130px" %)**1**|(% style="background-color:#4f81bd;; width:70px" %)**2**|(% style="background-color:#4f81bd;; width:100px" %)**1**|(% style="background-color:#4f81bd;; width:120px" %)**4**220 -|(% style="width:91px" %)Value|(% style="width:41px" %)BAT|(% style="width:176px" %)MOD+ Alarm+Interrupt|(% style="width:74px" %)Distance|(% style="width:100px" %)Sensor State|(% style="width:119px" %)Interrupt Count 235 +(% border="1" cellspacing="4" style="width:510px;background-color:#f2f2f2" %) 236 +|(% style="width:60px;background-color:#4F81BD;color:white" %)**Size(bytes)**|(% style="width:30px;background-color:#4F81BD;color:white" %)**2**|(% style="width:130px;background-color:#4F81BD;color:white" %)**1**|(% style="width:70px;background-color:#4F81BD;color:white" %)**2**|(% style="width:100px;background-color:#4F81BD;color:white" %)**1**|(% style="width:120px;background-color:#4F81BD;color:white" %)**4** 237 +|(% style="width:91px" %)Value|(% style="width:41px" %)[[BAT>>||anchor="HBatteryInfo"]]|(% style="width:176px" %)MOD+ Alarm+Interrupt|(% style="width:74px" %)Distance|(% style="width:100px" %)Sensor State|(% style="width:119px" %)Interrupt Count 221 221 222 -[[image:image-20231206154621-4.png||height="214" width="1019"]] 223 223 224 - (%style="color:blue" %)**Battery Info:**240 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image001.png]] 225 225 242 +(% style="color:blue" %)**Battery Info** 243 + 226 226 Check the battery voltage for DS20L 227 227 228 228 Ex1: 0x0E10 = 3600mV 229 229 230 - 231 231 (% style="color:blue" %)**MOD & Alarm & Interrupt:** 232 232 233 233 (% style="color:red" %)**MOD:** ... ... @@ -245,37 +245,36 @@ 245 245 246 246 Whether it is an external interrupt. 247 247 265 +(% style="color:blue" %)**Distance info** 248 248 249 -(% style="color:blue" %)**Distance info:** 250 - 251 251 **Example**: 252 252 253 253 If payload is: 0708H: distance = 0708H = 1800 mm 254 254 271 +(% style="color:blue" %)**Sensor State** 255 255 256 -(% style="color:blue" %)**Sensor State:** 257 - 258 258 Ex1: 0x00: Normal collection distance 259 259 260 260 Ex2 0x0x: Distance collection is wrong 261 261 277 +(% style="color:blue" %)**Interript Count** 262 262 263 -(% style="color:blue" %)**Interript Count:** 264 - 265 265 If payload is:000007D0H: count = 07D0H =2000 266 266 267 267 268 268 269 -==== (% style="color:red" %)**MOD~=2**(%%)** ** ==== 270 270 284 +==== (% style="color:red" %)**MOD=2** ==== 285 + 271 271 Uninterrupted measurement. When the distance exceeds the limit, the output IO is set high and reports are reported every five minutes. The time can be set and powered by an external power supply.Uplink Payload totals 11bytes. 272 272 273 -(% border="1" cellspacing="4" style="background-color:#f2f2f2 ; width:510px" %)274 -|(% style="background-color:#4 f81bd;; width:70px" %)**Size(bytes)**|(% style="background-color:#4f81bd;; width:40px" %)**2**|(% style="background-color:#4f81bd;; width:130px" %)**1**|(% style="background-color:#4f81bd;; width:130px" %)**4**|(% style="background-color:#4f81bd;; width:70px" %)**2**|(% style="background-color:#4f81bd;; width:70px" %)**2**275 -|(% style="width:91px" %)Value|(% style="width:41px" %)BAT|(% style="width:176px" %)MOD+Alarm+Do+Limit flag|(% style="width:74px" %)Distance Limit Alarm count|(% style="width:100px" %)Upper limit|(% style="width:119px" %)Lower limit 288 +(% border="1" cellspacing="4" style="width:510px;background-color:#f2f2f2" %) 289 +|(% style="width:70px;background-color:#4F81BD;color:white" %)**Size(bytes)**|(% style="width:40px;background-color:#4F81BD;color:white" %)**2**|(% style="width:130px;background-color:#4F81BD;color:white" %)**1**|(% style="width:130px;background-color:#4F81BD;color:white" %)**4**|(% style="width:70px;background-color:#4F81BD;color:white" %)**2**|(% style="width:70px;background-color:#4F81BD;color:white" %)**2** 290 +|(% style="width:91px" %)Value|(% style="width:41px" %)[[BAT>>||anchor="HBatteryInfo"]]|(% style="width:176px" %)MOD+Alarm+Do+Limit flag|(% style="width:74px" %)Distance Limit Alarm count|(% style="width:100px" %)Upper limit|(% style="width:119px" %)Lower limit 276 276 277 -[[image:1701155150328-206.png]] 278 278 293 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image001.png]] 294 + 279 279 (% style="color:blue" %)**MOD & Alarm & Do & Limit flag:** 280 280 281 281 (% style="color:red" %)**MOD:** ... ... @@ -295,19 +295,19 @@ 295 295 296 296 (% style="color:red" %)**Limit flag:** 297 297 298 -Mode for setting threshold: **0~~5**314 +Mode for setting threshold: 0~~5 299 299 300 - **0:**does not use upper and lower limits316 +0: does not use upper and lower limits 301 301 302 - **1:**Use upper and lower limits318 +1: Use upper and lower limits 303 303 304 - **2:**is less than the lower limit value320 +2: is less than the lower limit value 305 305 306 - **3:**is greater than the lower limit value322 +3: is greater than the lower limit value 307 307 308 - **4:**is less than the upper limit324 +4: is less than the upper limit 309 309 310 - **5:**is greater than the upper limit326 +5: is greater than the upper limit 311 311 312 312 313 313 (% style="color:blue" %)**Upper limit:** ... ... @@ -314,18 +314,99 @@ 314 314 315 315 The upper limit of the threshold cannot exceed 2000mm. 316 316 317 - 318 318 (% style="color:blue" %)**Lower limit:** 319 319 320 320 The lower limit of the threshold cannot be less than 3mm. 321 321 322 322 323 -== 2. 4 Decodepayloadin TheThingsNetwork==338 +=== 2.3.3 Historical measuring distance, FPORT~=3 === 324 324 325 325 341 +DS20L stores sensor values and users can retrieve these history values via the [[downlink command>>||anchor="H2.5.4Pollsensorvalue"]]. 342 + 343 +The historical payload includes one or multiplies entries and every entry has the same payload as Real-Time measuring distance. 344 + 345 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %) 346 +|=(% style="width: 60px;background-color:#4F81BD;color:white" %)((( 347 +**Size(bytes)** 348 +)))|=(% style="width: 80px;background-color:#4F81BD;color:white" %)1|=(% style="width: 80px;background-color:#4F81BD;color:white" %)**1**|=(% 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: 85px;" %)**1**|=(% style="background-color: #4F81BD; color: white; width: 85px;" %)4 349 +|(% style="width:62.5px" %)Value|(% style="width:62.5px" %)Interrupt flag & Interrupt_level|(% style="width:62.5px" %)((( 350 +Reserve(0xFF) 351 +)))|Distance|Distance signal strength|(% style="width:88px" %)((( 352 +LiDAR temp 353 +)))|(% style="width:85px" %)Unix TimeStamp 354 + 355 +**Interrupt flag & Interrupt level:** 356 + 357 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:480px" %) 358 +|=(% style="width: 60px;background-color:#4F81BD;color:white" %)((( 359 +**Size(bit)** 360 +)))|=(% style="width: 90px;background-color:#4F81BD;color:white" %)**bit7**|=(% style="width: 90px;background-color:#4F81BD;color:white" %)**bit6**|=(% style="width: 60px;background-color:#4F81BD;color:white" %)**[bit5:bit2]**|=(% style="width: 90px; background-color: #4F81BD; color: white;" %)**bit1**|=(% style="background-color: #4F81BD; color: white; width: 90px;" %)**bit0** 361 +|(% style="width:62.5px" %)Value|(% style="width:62.5px" %)No ACK message|(% style="width:62.5px" %)Poll Message Flag|Reserve|(% style="width:91px" %)Interrupt level|(% style="width:88px" %)((( 362 +Interrupt flag 363 +))) 364 + 365 +* ((( 366 +Each data entry is 11 bytes and has the same structure as [[Uplink Payload>>||anchor="H2.3.2UplinkPayload2CFPORT3D2"]], to save airtime and battery, DS20L will send max bytes according to the current DR and Frequency bands. 367 +))) 368 + 369 +For example, in the US915 band, the max payload for different DR is: 370 + 371 +**a) DR0:** max is 11 bytes so one entry of data 372 + 373 +**b) DR1:** max is 53 bytes so devices will upload 4 entries of data (total 44 bytes) 374 + 375 +**c) DR2:** total payload includes 11 entries of data 376 + 377 +**d) DR3:** total payload includes 22 entries of data. 378 + 379 +If DS20L doesn't have any data in the polling time. It will uplink 11 bytes of 0 380 + 381 + 382 +**Downlink:** 383 + 384 +0x31 64 CC 68 0C 64 CC 69 74 05 385 + 386 +[[image:image-20230805144936-2.png||height="113" width="746"]] 387 + 388 +**Uplink:** 389 + 390 +43 FF 0E 10 00 B0 1E 64 CC 68 0C 40 FF 0D DE 00 A8 1E 64 CC 68 29 40 FF 09 92 00 D3 1E 64 CC 68 65 40 FF 02 3A 02 BC 1E 64 CC 68 A1 41 FF 0E 1A 00 A4 1E 64 CC 68 C0 40 FF 0D 2A 00 B8 1E 64 CC 68 E8 40 FF 00 C8 11 6A 1E 64 CC 69 24 40 FF 0E 24 00 AD 1E 64 CC 69 6D 391 + 392 + 393 +**Parsed Value:** 394 + 395 +[DISTANCE , DISTANCE_SIGNAL_STRENGTH,LIDAR_TEMP,EXTI_STATUS , EXTI_FLAG , TIME] 396 + 397 + 398 +[360,176,30,High,True,2023-08-04 02:53:00], 399 + 400 +[355,168,30,Low,False,2023-08-04 02:53:29], 401 + 402 +[245,211,30,Low,False,2023-08-04 02:54:29], 403 + 404 +[57,700,30,Low,False,2023-08-04 02:55:29], 405 + 406 +[361,164,30,Low,True,2023-08-04 02:56:00], 407 + 408 +[337,184,30,Low,False,2023-08-04 02:56:40], 409 + 410 +[20,4458,30,Low,False,2023-08-04 02:57:40], 411 + 412 +[362,173,30,Low,False,2023-08-04 02:58:53], 413 + 414 + 415 +**History read from serial port:** 416 + 417 +[[image:image-20230805145056-3.png]] 418 + 419 + 420 +=== 2.3.4 Decode payload in The Things Network === 421 + 422 + 326 326 While using TTN network, you can add the payload format to decode the payload. 327 327 328 -[[image:i mage-20231206143515-1.png||height="534" width="759"]]425 +[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LLDS12-LoRaWAN%20LiDAR%20ToF%20Distance%20Sensor%20User%20Manual/WebHome/1654592762713-715.png?rev=1.1||alt="1654592762713-715.png"]] 329 329 330 330 331 331 ((( ... ... @@ -337,7 +337,7 @@ 337 337 ))) 338 338 339 339 340 -== 2. 5Show Data in DataCake IoT Server ==437 +== 2.4 Show Data in DataCake IoT Server == 341 341 342 342 343 343 ((( ... ... @@ -369,10 +369,10 @@ 369 369 370 370 After added, the sensor data arrive TTN V3, it will also arrive and show in Datacake. 371 371 372 -[[image: image-20231129100454-2.png||height="501" width="928"]]469 +[[image:1701152946067-561.png]] 373 373 374 374 375 -== 2. 6Frequency Plans ==472 +== 2.5 Frequency Plans == 376 376 377 377 378 378 The DS20L 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. ... ... @@ -393,7 +393,6 @@ 393 393 394 394 * LoRaWAN Downlink. Instruction for different platforms: See [[IoT LoRaWAN Server>>http://wiki.dragino.com/xwiki/bin/view/Main/]] section. 395 395 396 - 397 397 == 3.2 General Commands == 398 398 399 399 ... ... @@ -454,9 +454,6 @@ 454 454 ))) 455 455 * ((( 456 456 Example 2: Downlink Payload: 0100003C ~/~/ Set Transmit Interval (TDC) = 60 seconds 457 - 458 - 459 - 460 460 ))) 461 461 462 462 === 3.3.2 Set Interrupt Mode === ... ... @@ -498,7 +498,7 @@ 498 498 * Example 2: Downlink Payload: 06000003 ~/~/ Set the interrupt mode to rising edge trigger 499 499 500 500 501 -== =3.3.3 Set work mode ===594 +== 3.3.3 Set work mode == 502 502 503 503 504 504 Feature: Switch working mode ... ... @@ -515,11 +515,10 @@ 515 515 516 516 (% style="color:blue" %)**Downlink Command:** 517 517 518 -* **Example: **0x0A0 1~/~/ Same as AT+MOD=1611 +* **Example: **0x0A00 ~/~/ Same as AT+MOD=0 519 519 520 -* **Example:** 0x0A0 2~/~/ Same as AT+MOD=2613 +* **Example:** 0x0A01 ~/~/ Same as AT+MOD=1 521 521 522 - 523 523 === 3.3.4 Set threshold and threshold mode === 524 524 525 525 ... ... @@ -537,29 +537,10 @@ 537 537 ))) 538 538 |(% style="width:172px" %)AT+ DOL =1,1800,100,0,400|(% style="width:279px" %)Set only the upper and lower thresholds|(% style="width:118px" %)OK 539 539 540 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %) 541 -|(% rowspan="11" style="color:blue; width:120px" %)((( 542 - 543 543 544 544 545 - 546 - 547 - 548 - 549 - 550 - 551 - 552 - 553 -**AT+DOL=5,1800,0,0,400** 554 -)))|(% rowspan="6" style="width:240px" %)((( 555 - 556 - 557 - 558 - 559 - 560 - 561 -The first bit sets the limit mode 562 -)))|(% style="width:150px" %)0: Do not use upper and lower limits 634 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %) 635 +|(% rowspan="11" style="color:blue; width:120px" %)**AT+DOL=5,1800,0,0,400**|(% rowspan="6" style="width:240px" %)The first bit sets the limit mode|(% style="width:150px" %)0: Do not use upper and lower limits 563 563 |(% style="width:251px" %)1: Use upper and lower limits 564 564 |(% style="width:251px" %)2: Less than the lower limit 565 565 |(% style="width:251px" %)3: Greater than the lower limit ... ... @@ -575,26 +575,16 @@ 575 575 576 576 ))) 577 577 578 - 579 579 (% style="color:blue" %)**Downlink Command: 0x07** 580 580 581 -Format: Command Code (0x07) followed by 9 653 +Format: Command Code (0x07) followed by 9bytes. 582 582 583 - Ifthedownlinkpayload=**0710708006400190**, it means set the END Node's limit mode to0x01,upper limit value to0x0708=1800(mm),lowerlimitvalueto0x0064=100(mm),to over-limit alarm(0x00),the sampling time to0x0190=400(ms), while type code is 0x07.655 +* Example 0: Downlink Payload: 070000000000000190 **~-~-->** AT+MOD=0,0,0,0,400 584 584 585 -* Example 0: Downlink Payload: 07 00 0000 0000 00 0190 **~-~-->** AT+MOD=0,0,0,0,400 586 - 587 587 * Example 1: Downlink Payload: 070107080064000190 **~-~-->** AT+MOD=1,1800,100,0,400 588 588 589 -* Example 2: Downlink Payload: 070200000064000190 **~-~-->** AT+MOD=2,0,100,0,400 590 590 591 -* Example 3: Downlink Payload: 070300000064000190 **~-~-->** AT+MOD=3,1800,100,0,400 592 592 593 -* Example 4: Downlink Payload: 070407080000000190 **~-~-->** AT+MOD=4,0,100,0,400 594 - 595 -* Example 5: Downlink Payload: 070507080000000190 **~-~-->** AT+MOD=5,1800,100,0,400 596 - 597 - 598 598 = 4. Battery & Power Consumption = 599 599 600 600 ... ... @@ -623,7 +623,6 @@ 623 623 624 624 * 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]]**. 625 625 626 - 627 627 = 6. FAQ = 628 628 629 629 == 6.1 What is the frequency plan for DS20L? == ... ... @@ -632,33 +632,6 @@ 632 632 DS20L use the same frequency as other Dragino products. User can see the detail from this link: [[Introduction>>doc:Main.End Device Frequency Band.WebHome||anchor="H1.Introduction"]] 633 633 634 634 635 -== 6.2 DS20L programming line == 636 - 637 - 638 -缺图 后续补上 639 - 640 -feature: 641 - 642 -for AT commands 643 - 644 -Update the firmware of DS20L 645 - 646 -Support interrupt mode 647 - 648 - 649 -== 6.3 LiDAR probe position == 650 - 651 - 652 -[[image:1701155390576-216.png||height="285" width="307"]] 653 - 654 -The black oval hole in the picture is the LiDAR probe. 655 - 656 - 657 -== 6.4 Interface definition == 658 - 659 -[[image:image-20231128151132-2.png||height="305" width="557"]] 660 - 661 - 662 662 = 7. Trouble Shooting = 663 663 664 664 == 7.1 AT Command input doesn't work == ... ... @@ -711,7 +711,6 @@ 711 711 712 712 * (% style="color:red" %)**CN470**(%%): LoRaWAN CN470 band 713 713 714 - 715 715 = 9. Packing Info = 716 716 717 717 ... ... @@ -729,7 +729,6 @@ 729 729 730 730 * Weight / pcs : g 731 731 732 - 733 733 = 10. Support = 734 734 735 735 ... ... @@ -736,6 +736,3 @@ 736 736 * Support is provided Monday to Friday, from 09:00 to 18:00 GMT+8. Due to different timezones we cannot offer live support. However, your questions will be answered as soon as possible in the before-mentioned schedule. 737 737 738 738 * Provide as much information as possible regarding your enquiry (product models, accurately describe your problem and steps to replicate it etc) and send a mail to [[Support@dragino.cc>>mailto:Support@dragino.cc]]. 739 - 740 - 741 -
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