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Last modified by Mengting Qiu on 2023/12/14 11:15
From version 120.1
edited by Xiaoling
on 2023/11/28 14:29
Change comment: Uploaded new attachment "1701152946067-561.png", version {1}
To version 134.1
edited by Mengting Qiu
on 2023/12/06 19:57
Change comment: There is no comment for this version

Summary

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1 -XWiki.Xiaoling
1 +XWiki.ting
Content
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8 8  
9 9  
10 10  
11 -**Table of Contents：**
11 +**Table of Contents:(% style="display:none" %) (%%)**
12 12  
13 13  {{toc/}}
14 14  
... ... @@ -150,7 +150,7 @@
150 150  
151 151  Example parse in TTNv3
152 152  
153 -[[image:1701149922873-259.png]]
153 +[[image:image-20231206151412-3.png||height="179" width="1070"]]
154 154  
155 155  (% style="color:blue" %)**Sensor Model**(%%): For DS20L, this value is 0x21
156 156  
... ... @@ -206,222 +206,123 @@
206 206  === 2.3.2 Uplink Payload, FPORT~=2 ===
207 207  
208 208  
209 -(((
210 -DS20L will send this uplink **after** Device Status once join the LoRaWAN network successfully. And DS20L will:
209 +==== (% style="color:red" %)**MOD~=1**(%%) ====
211 211  
212 -periodically send this uplink every 20 minutes, this interval [[can be changed>>||anchor="H3.3.1SetTransmitIntervalTime"]].
211 +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.
213 213  
214 -Uplink Payload totals 11 bytes.
215 -)))
213 +Uplink Payload totals 10 bytes.
216 216  
217 217  (% 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 -)))
216 +|(% style="background-color:#4f81bd; color:white; width:60px" %)**Size(bytes)**|(% style="background-color:#4f81bd; color:white; width:30px" %)**2**|(% style="background-color:#4f81bd; color:white; width:130px" %)**1**|(% style="background-color:#4f81bd; color:white; width:70px" %)**2**|(% style="background-color:#4f81bd; color:white; width:100px" %)**1**|(% style="background-color:#4f81bd; color:white; width:120px" %)**4**
217 +|(% 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
228 228  
229 -[[image:image-20230805104104-2.png||height="136" width="754"]]
219 +[[image:image-20231206195704-6.png||height="238" width="999"]]
230 230  
221 +(% style="color:blue" %)**Battery Info:**
231 231  
232 -==== (% style="color:blue" %)**Battery Info**(%%) ====
223 +Check the battery voltage for DS20L
233 233  
225 +Ex1: 0x0E10 = 3600mV
234 234  
235 -Check the battery voltage for DS20L.
236 236  
237 -Ex1: 0x0B45 = 2885mV
228 +(% style="color:blue" %)**MOD & Alarm & Interrupt:**
238 238  
239 -Ex2: 0x0B49 = 2889mV
230 +(% style="color:red" %)**MOD:**
240 240  
232 +**Example: ** (0x60>>6) & 0x3f =1
241 241  
242 -==== (% style="color:blue" %)**DS18B20 Temperature sensor**(%%) ====
234 +**0x01:**  Regularly detect distance and report.
235 +**0x02: ** Uninterrupted measurement (external power supply).
243 243  
237 +(% style="color:red" %)**Alarm:**
244 244  
245 -This is optional, user can connect external DS18B20 sensor to the +3.3v, 1-wire and GND pin . and this field will report temperature.
239 +When the detection distance exceeds the limit, the alarm flag is set to 1.
246 246  
241 +(% style="color:red" %)**Interrupt:**
247 247  
248 -**Example**:
243 +Whether it is an external interrupt.
249 249  
250 -If payload is: 0105H:  (0105 & FC00 == 0), temp = 0105H /10 = 26.1 degree
251 251  
252 -If payload is: FF3FH :  (FF3F & FC00 == 1) , temp = (FF3FH - 65536)/10 = -19.3 degrees.
246 +(% style="color:blue" %)**Distance info:**
253 253  
254 -
255 -==== (% style="color:blue" %)**Distance**(%%) ====
256 -
257 -
258 -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.
259 -
260 -
261 261  **Example**:
262 262  
263 -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.
250 +If payload is: 0708H: distance = 0708H = 1800 mm
264 264  
265 265  
266 -==== (% style="color:blue" %)**Distance signal strength**(%%) ====
253 +(% style="color:blue" %)**Sensor State:**
267 267  
255 +Ex1: 0x00: Normal collection distance
268 268  
269 -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.
257 +Ex2 0x0x: Distance collection is wrong
270 270  
271 271  
272 -**Example**:
260 +(% style="color:blue" %)**Interript Count:**
273 273  
274 -If payload is: 01D7(H)=471(D), distance signal strength=471, 471>100,471≠65535, the measured value of Dist is considered credible.
262 +If payload is:000007D0H: count = 07D0H =2000
275 275  
276 -Customers can judge whether they need to adjust the environment based on the signal strength.
277 277  
278 278  
279 -**1) When the sensor detects valid data:**
266 +==== (% style="color:red" %)**MOD~=2**(%%)** ** ====
280 280  
281 -[[image:image-20230805155335-1.png||height="145" width="724"]]
268 +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.
282 282  
283 -
284 -**2) When the sensor detects invalid data:**
285 -
286 -[[image:image-20230805155428-2.png||height="139" width="726"]]
287 -
288 -
289 -**3) When the sensor is not connected:**
290 -
291 -[[image:image-20230805155515-3.png||height="143" width="725"]]
292 -
293 -
294 -==== (% style="color:blue" %)**Interrupt Pin & Interrupt Level**(%%) ====
295 -
296 -
297 -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.
298 -
299 -Note: The Internet Pin is a separate pin in the screw terminal. See pin mapping of GPIO_EXTI .
300 -
301 -**Example:**
302 -
303 -If byte[0]&0x01=0x00 : Normal uplink packet.
304 -
305 -If byte[0]&0x01=0x01 : Interrupt Uplink Packet.
306 -
307 -
308 -==== (% style="color:blue" %)**LiDAR temp**(%%) ====
309 -
310 -
311 -Characterize the internal temperature value of the sensor.
312 -
313 -**Example: **
314 -If payload is: 1C(H) <<24>>24=28(D),LiDAR temp=28℃.
315 -If payload is: F2(H) <<24>>24=-14(D),LiDAR temp=-14℃.
316 -
317 -
318 -==== (% style="color:blue" %)**Message Type**(%%) ====
319 -
320 -
321 -(((
322 -For a normal uplink payload, the message type is always 0x01.
323 -)))
324 -
325 -(((
326 -Valid Message Type:
327 -)))
328 -
329 -(% border="1" cellspacing="5" style="background-color:#f2f2f2; width:499px" %)
330 -|=(% style="width: 161px;background-color:#4F81BD;color:white" %)**Message Type Code**|=(% style="width: 164px;background-color:#4F81BD;color:white" %)**Description**|=(% style="width: 174px;background-color:#4F81BD;color:white" %)**Payload**
331 -|(% style="width:160px" %)0x01|(% style="width:163px" %)Normal Uplink|(% style="width:173px" %)Normal Uplink Payload
332 -|(% style="width:160px" %)0x02|(% style="width:163px" %)Reply configures info|(% style="width:173px" %)Configure Info Payload
333 -
334 -[[image:image-20230805150315-4.png||height="233" width="723"]]
335 -
336 -
337 -=== 2.3.3 Historical measuring distance, FPORT~=3 ===
338 -
339 -
340 -DS20L stores sensor values and users can retrieve these history values via the [[downlink command>>||anchor="H2.5.4Pollsensorvalue"]].
341 -
342 -The historical payload includes one or multiplies entries and every entry has the same payload as Real-Time measuring distance.
343 -
344 344  (% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
345 -|=(% style="width: 60px;background-color:#4F81BD;color:white" %)(((
346 -**Size(bytes)**
347 -)))|=(% 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
348 -|(% style="width:62.5px" %)Value|(% style="width:62.5px" %)Interrupt flag & Interrupt_level|(% style="width:62.5px" %)(((
349 -Reserve(0xFF)
350 -)))|Distance|Distance signal strength|(% style="width:88px" %)(((
351 -LiDAR temp
352 -)))|(% style="width:85px" %)Unix TimeStamp
271 +|(% style="background-color:#4f81bd; color:white; width:70px" %)**Size(bytes)**|(% style="background-color:#4f81bd; color:white; width:40px" %)**2**|(% style="background-color:#4f81bd; color:white; width:130px" %)**1**|(% style="background-color:#4f81bd; color:white; width:130px" %)**4**|(% style="background-color:#4f81bd; color:white; width:70px" %)**2**|(% style="background-color:#4f81bd; color:white; width:70px" %)**2**
272 +|(% 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
353 353  
354 -**Interrupt flag & Interrupt level:**
274 +[[image:1701155150328-206.png]]
355 355  
356 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:480px" %)
357 -|=(% style="width: 60px;background-color:#4F81BD;color:white" %)(((
358 -**Size(bit)**
359 -)))|=(% 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**
360 -|(% 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" %)(((
361 -Interrupt flag
362 -)))
276 +(% style="color:blue" %)**MOD & Alarm & Do & Limit flag:**
363 363  
364 -* (((
365 -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.
366 -)))
278 +(% style="color:red" %)**MOD:**
367 367  
368 -For example, in the US915 band, the max payload for different DR is:
280 +**Example: ** (0x60>>6) & 0x3f =1
369 369  
370 -**a) DR0:** max is 11 bytes so one entry of data
282 +**0x01:**  Regularly detect distance and report.
283 +**0x02: ** Uninterrupted measurement (external power supply).
371 371  
372 -**b) DR1:** max is 53 bytes so devices will upload 4 entries of data (total 44 bytes)
285 +(% style="color:red" %)**Alarm:**
373 373  
374 -**c) DR2:** total payload includes 11 entries of data
287 +When the detection distance exceeds the limit, the alarm flag is set to 1.
375 375  
376 -**d) DR3:** total payload includes 22 entries of data.
289 +(% style="color:red" %)**Do:**
377 377  
378 -If DS20L doesn't have any data in the polling time. It will uplink 11 bytes of 0
291 +When the distance exceeds the set threshold, pull the Do pin high.
379 379  
293 +(% style="color:red" %)**Limit flag:**
380 380  
381 -**Downlink:**
295 +Mode for setting threshold: **0~~5**
382 382  
383 -0x31 64 CC 68 0C 64 CC 69 74 05
297 +**0:** does not use upper and lower limits
384 384  
385 -[[image:image-20230805144936-2.png||height="113" width="746"]]
299 +**1:** Use upper and lower limits
386 386  
387 -**Uplink:**
301 +**2:** is less than the lower limit value
388 388  
389 -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
303 +**3:** is greater than the lower limit value
390 390  
305 +**4:** is less than the upper limit
391 391  
392 -**Parsed Value:**
307 +**5:** is greater than the upper limit
393 393  
394 -[DISTANCE , DISTANCE_SIGNAL_STRENGTH，LIDAR_TEMP，EXTI_STATUS , EXTI_FLAG , TIME]
395 395  
310 +(% style="color:blue" %)**Upper limit:**
396 396  
397 -[360,176,30,High,True,2023-08-04 02:53:00],
312 +The upper limit of the threshold cannot exceed 2000mm.
398 398  
399 -[355,168,30,Low,False,2023-08-04 02:53:29],
400 400  
401 -[245,211,30,Low,False,2023-08-04 02:54:29],
315 +(% style="color:blue" %)**Lower limit:**
402 402  
403 -[57,700,30,Low,False,2023-08-04 02:55:29],
317 +The lower limit of the threshold cannot be less than 3mm.
404 404  
405 -[361,164,30,Low,True,2023-08-04 02:56:00],
406 406  
407 -[337,184,30,Low,False,2023-08-04 02:56:40],
320 +== 2.4 Decode payload in The Things Network ==
408 408  
409 -[20,4458,30,Low,False,2023-08-04 02:57:40],
410 410  
411 -[362,173,30,Low,False,2023-08-04 02:58:53],
412 -
413 -
414 -**History read from serial port：**
415 -
416 -[[image:image-20230805145056-3.png]]
417 -
418 -
419 -=== 2.3.4 Decode payload in The Things Network ===
420 -
421 -
422 422  While using TTN network, you can add the payload format to decode the payload.
423 423  
424 -[[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"]]
325 +[[image:image-20231206143515-1.png||height="534" width="759"]]
425 425  
426 426  
427 427  (((
... ... @@ -433,7 +433,7 @@
433 433  )))
434 434  
435 435  
436 -== 2.4 ​Show Data in DataCake IoT Server ==
337 +== 2.5 ​Show Data in DataCake IoT Server ==
437 437  
438 438  
439 439  (((
... ... @@ -465,10 +465,10 @@
465 465  
466 466  After added, the sensor data arrive TTN V3, it will also arrive and show in Datacake.
467 467  
468 -[[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"]]
369 +[[image:image-20231129100454-2.png||height="501" width="928"]]
469 469  
470 470  
471 -== 2.5 Frequency Plans ==
372 +== 2.6 Frequency Plans ==
472 472  
473 473  
474 474  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.
... ... @@ -549,6 +549,9 @@
549 549  )))
550 550  * (((
551 551  Example 2: Downlink Payload: 0100003C  ~/~/ Set Transmit Interval (TDC) = 60 seconds
453 +
454 +
455 +
552 552  )))
553 553  
554 554  === 3.3.2 Set Interrupt Mode ===
... ... @@ -589,10 +589,9 @@
589 589  
590 590  * Example 2: Downlink Payload: 06000003  ~/~/  Set the interrupt mode to rising edge trigger
591 591  
496 +=== 3.3.3 Set work mode ===
592 592  
593 -== 3.3.3 Set work mode ==
594 594  
595 -
596 596  Feature: Switch working mode
597 597  
598 598  (% style="color:blue" %)**AT Command: AT+MOD**
... ... @@ -607,9 +607,9 @@
607 607  
608 608  (% style="color:blue" %)**Downlink Command:**
609 609  
610 -* **Example: **0x0A00  ~/~/  Same as AT+MOD=0
513 +* **Example: **0x0A01 ~/~/  Same as AT+MOD=1
611 611  
612 -* **Example:** 0x0A01  ~/~/  Same as AT+MOD=1
515 +* **Example:** 0x0A02  ~/~/  Same as AT+MOD=2
613 613  
614 614  === 3.3.4 Set threshold and threshold mode ===
615 615  
... ... @@ -628,10 +628,29 @@
628 628  )))
629 629  |(% style="width:172px" %)AT+ DOL =1,1800,100,0,400|(% style="width:279px" %)Set only the upper and lower thresholds|(% style="width:118px" %)OK
630 630  
534 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
535 +|(% rowspan="11" style="color:blue; width:120px" %)(((
536 +
631 631  
632 632  
633 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
634 -|(% 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
539 +
540 +
541 +
542 +
543 +
544 +
545 +
546 +
547 +**AT+DOL=5,1800,0,0,400**
548 +)))|(% rowspan="6" style="width:240px" %)(((
549 +
550 +
551 +
552 +
553 +
554 +
555 +The first bit sets the limit mode
556 +)))|(% style="width:150px" %)0: Do not use upper and lower limits
635 635  |(% style="width:251px" %)1: Use upper and lower limits
636 636  |(% style="width:251px" %)2: Less than the lower limit
637 637  |(% style="width:251px" %)3: Greater than the lower limit
... ... @@ -649,14 +649,22 @@
649 649  
650 650  (% style="color:blue" %)**Downlink Command: 0x07**
651 651  
652 -Format: Command Code (0x07) followed by 9bytes.
574 +Format: Command Code (0x07) followed by 9 bytes.
653 653  
654 -* Example 0: Downlink Payload: 070000000000000190  **~-~-->**  AT+MOD=0,0,0,0,400
576 +If the downlink payload=**07 01 0708 0064 00 0190**, it means set the END Node's limit mode to 0x01,upper limit value to 0x0708=1800(mm), lower limit value to 0x0064=100(mm), to over-limit alarm(0x00) ,the sampling time to 0x0190=400(ms), while type code is 0x07.
655 655  
578 +* Example 0: Downlink Payload: 07 00 0000 0000 00 0190  **~-~-->**  AT+MOD=0,0,0,0,400
579 +
656 656  * Example 1: Downlink Payload: 070107080064000190  **~-~-->**  AT+MOD=1,1800,100,0,400
657 657  
582 +* Example 2: Downlink Payload: 070200000064000190  **~-~-->**  AT+MOD=2,0,100,0,400
658 658  
584 +* Example 3: Downlink Payload: 070300000064000190  **~-~-->**  AT+MOD=3,1800,100,0,400
659 659  
586 +* Example 4: Downlink Payload: 070407080000000190  **~-~-->**  AT+MOD=4,0,100,0,400
587 +
588 +* Example 5: Downlink Payload: 070507080000000190  **~-~-->**  AT+MOD=5,1800,100,0,400
589 +
660 660  = 4. Battery & Power Consumption =
661 661  
662 662  
... ... @@ -693,6 +693,33 @@
693 693  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"]]
694 694  
695 695  
626 +== 6.2 DS20L programming line ==
627 +
628 +
629 +缺图 后续补上
630 +
631 +feature:
632 +
633 +for AT commands
634 +
635 +Update the firmware of DS20L
636 +
637 +Support interrupt mode
638 +
639 +
640 +== 6.3 LiDAR probe position ==
641 +
642 +
643 +[[image:1701155390576-216.png||height="285" width="307"]]
644 +
645 +The black oval hole in the picture is the LiDAR probe.
646 +
647 +
648 +== 6.4 Interface definition ==
649 +
650 +[[image:image-20231128151132-2.png||height="305" width="557"]]
651 +
652 +
696 696  = 7. Trouble Shooting =
697 697  
698 698  == 7.1 AT Command input doesn't work ==
... ... @@ -768,3 +768,4 @@
768 768  * 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.
769 769  
770 770  * 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]].
728 +
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