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Last modified by Mengting Qiu on 2023/12/14 11:15
From version 117.1
edited by Xiaoling
on 2023/11/28 13:37
Change comment: Uploaded new attachment "image-20231128133704-1.png", version {1}
To version 121.1
edited by Xiaoling
on 2023/11/28 15:04
Change comment: Uploaded new attachment "1701155076393-719.png", version {1}

Summary

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Content
... ... @@ -60,8 +60,6 @@
60 60  * ToF FoV: ±9°, Total 18°
61 61  * Light source: VCSEL
62 62  
63 -
64 -
65 65  == 1.4 Power Consumption ==
66 66  
67 67  
... ... @@ -75,8 +75,6 @@
75 75  * Idle: 21 mA @ 3.3v
76 76  * Max : 360 mA
77 77  
78 -
79 -
80 80  = 2. Configure DS20L to connect to LoRaWAN network =
81 81  
82 82  == 2.1 How it works ==
... ... @@ -128,6 +128,7 @@
128 128  
129 129  (% style="color:blue" %)**Step 2:**(%%) Activate on DS20L
130 130  
127 +[[image:image-20231128133704-1.png||height="189" width="441"]]
131 131  
132 132  Press the button for 5 seconds to activate the DS20L.
133 133  
... ... @@ -153,9 +153,9 @@
153 153  
154 154  Example parse in TTNv3
155 155  
156 -[[image:image-20230805103904-1.png||height="131" width="711"]]
153 +[[image:1701149922873-259.png]]
157 157  
158 -(% style="color:blue" %)**Sensor Model**(%%): For DS20L, this value is 0x24
155 +(% style="color:blue" %)**Sensor Model**(%%): For DS20L, this value is 0x21
159 159  
160 160  (% style="color:blue" %)**Firmware Version**(%%): 0x0100, Means: v1.0.0 version
161 161  
... ... @@ -229,114 +229,115 @@
229 229  [[Message Type>>||anchor="HMessageType"]]
230 230  )))
231 231  
232 -[[image:image-20230805104104-2.png||height="136" width="754"]]
229 +==== (% style="color:red" %)**MOD~=1** ====
233 233  
231 +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.
234 234  
235 -==== (% style="color:blue" %)**Battery Info**(%%) ====
233 +Uplink Payload totals 10 bytes.
236 236  
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
237 237  
238 -Check the battery voltage for DS20L.
239 239  
240 -Ex1: 0x0B45 = 2885mV
240 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image001.png]]
241 241  
242 -Ex2: 0x0B49 = 2889mV
242 +(% style="color:blue" %)**Battery Info**
243 243  
244 +Check the battery voltage for DS20L
244 244  
245 -==== (% style="color:blue" %)**DS18B20 Temperature sensor**(%%) ====
246 +Ex1: 0x0E10 = 3600mV
246 246  
248 +(% style="color:blue" %)**MOD & Alarm & Interrupt:**
247 247  
248 -This is optional, user can connect external DS18B20 sensor to the +3.3v, 1-wire and GND pin . and this field will report temperature.
250 +(% style="color:red" %)**MOD:**
249 249  
252 +**Example: ** (0x60>>6) & 0x3f =1
250 250  
251 -**Example**:
254 +**0x01:**  Regularly detect distance and report.
255 +**0x02: ** Uninterrupted measurement (external power supply).
252 252  
253 -If payload is: 0105H:  (0105 & FC00 == 0), temp = 0105H /10 = 26.1 degree
257 +(% style="color:red" %)**Alarm:**
254 254  
255 -If payload is: FF3FH :  (FF3F & FC00 == 1) , temp = (FF3FH - 65536)/10 = -19.3 degrees.
259 +When the detection distance exceeds the limit, the alarm flag is set to 1.
256 256  
261 +(% style="color:red" %)**Interrupt:**
257 257  
258 -==== (% style="color:blue" %)**Distance**(%%) ====
263 +Whether it is an external interrupt.
259 259  
265 +(% style="color:blue" %)**Distance info**
260 260  
261 -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.
262 -
263 -
264 264  **Example**:
265 265  
266 -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.
269 +If payload is: 0708H: distance = 0708H = 1800 mm
267 267  
271 +(% style="color:blue" %)**Sensor State**
268 268  
269 -==== (% style="color:blue" %)**Distance signal strength**(%%) ====
273 +Ex1: 0x00: Normal collection distance
270 270  
275 +Ex2 0x0x: Distance collection is wrong
271 271  
272 -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.
277 +(% style="color:blue" %)**Interript Count**
273 273  
279 +If payload is:000007D0H: count = 07D0H =2000
274 274  
275 -**Example**:
276 276  
277 -If payload is: 01D7(H)=471(D), distance signal strength=471, 471>100,471≠65535, the measured value of Dist is considered credible.
278 278  
279 -Customers can judge whether they need to adjust the environment based on the signal strength.
280 280  
284 +==== (% style="color:red" %)**MOD=2** ====
281 281  
282 -**1) When the sensor detects valid data:**
286 +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.
283 283  
284 -[[image:image-20230805155335-1.png||height="145" width="724"]]
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
285 285  
286 286  
287 -**2) When the sensor detects invalid data:**
293 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image001.png]]
288 288  
289 -[[image:image-20230805155428-2.png||height="139" width="726"]]
295 +(% style="color:blue" %)**MOD & Alarm & Do & Limit flag:**
290 290  
297 +(% style="color:red" %)**MOD:**
291 291  
292 -**3) When the sensor is not connected:**
299 +**Example: ** (0x60>>6) & 0x3f =1
293 293  
294 -[[image:image-20230805155515-3.png||height="143" width="725"]]
301 +**0x01:**  Regularly detect distance and report.
302 +**0x02: ** Uninterrupted measurement (external power supply).
295 295  
304 +(% style="color:red" %)**Alarm:**
296 296  
297 -==== (% style="color:blue" %)**Interrupt Pin & Interrupt Level**(%%) ====
306 +When the detection distance exceeds the limit, the alarm flag is set to 1.
298 298  
308 +(% style="color:red" %)**Do:**
299 299  
300 -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.
310 +When the distance exceeds the set threshold, pull the Do pin high.
301 301  
302 -Note: The Internet Pin is a separate pin in the screw terminal. See pin mapping of GPIO_EXTI .
312 +(% style="color:red" %)**Limit flag:**
303 303  
304 -**Example:**
314 +Mode for setting threshold: 0~~5
305 305  
306 -If byte[0]&0x01=0x00 : Normal uplink packet.
316 +0: does not use upper and lower limits
307 307  
308 -If byte[0]&0x01=0x01 : Interrupt Uplink Packet.
318 +1: Use upper and lower limits
309 309  
320 +2: is less than the lower limit value
310 310  
311 -==== (% style="color:blue" %)**LiDAR temp**(%%) ====
322 +3: is greater than the lower limit value
312 312  
324 +4: is less than the upper limit
313 313  
314 -Characterize the internal temperature value of the sensor.
326 +5: is greater than the upper limit
315 315  
316 -**Example: **
317 -If payload is: 1C(H) <<24>>24=28(D),LiDAR temp=28℃.
318 -If payload is: F2(H) <<24>>24=-14(D),LiDAR temp=-14℃.
319 319  
329 +(% style="color:blue" %)**Upper limit:**
320 320  
321 -==== (% style="color:blue" %)**Message Type**(%%) ====
331 +The upper limit of the threshold cannot exceed 2000mm.
322 322  
333 +(% style="color:blue" %)**Lower limit:**
323 323  
324 -(((
325 -For a normal uplink payload, the message type is always 0x01.
326 -)))
335 +The lower limit of the threshold cannot be less than 3mm.
327 327  
328 -(((
329 -Valid Message Type:
330 -)))
331 331  
332 -(% border="1" cellspacing="5" style="background-color:#f2f2f2; width:499px" %)
333 -|=(% 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**
334 -|(% style="width:160px" %)0x01|(% style="width:163px" %)Normal Uplink|(% style="width:173px" %)Normal Uplink Payload
335 -|(% style="width:160px" %)0x02|(% style="width:163px" %)Reply configures info|(% style="width:173px" %)Configure Info Payload
336 -
337 -[[image:image-20230805150315-4.png||height="233" width="723"]]
338 -
339 -
340 340  === 2.3.3 Historical measuring distance, FPORT~=3 ===
341 341  
342 342  
... ... @@ -468,90 +468,18 @@
468 468  
469 469  After added, the sensor data arrive TTN V3, it will also arrive and show in Datacake.
470 470  
471 -[[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"]]
469 +[[image:1701152946067-561.png]]
472 472  
473 473  
474 -== 2.5 Datalog Feature ==
472 +== 2.5 Frequency Plans ==
475 475  
476 476  
477 -Datalog Feature is to ensure IoT Server can get all sampling data from Sensor even if the LoRaWAN network is down. For each sampling, DS20L will store the reading for future retrieving purposes.
478 -
479 -
480 -=== 2.5.1 Ways to get datalog via LoRaWAN ===
481 -
482 -
483 -Set PNACKMD=1, DS20L will wait for ACK for every uplink, when there is no LoRaWAN network, DS20L 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.
484 -
485 -* (((
486 -a) DS20L will do an ACK check for data records sending to make sure every data arrive server.
487 -)))
488 -* (((
489 -b) DS20L will send data in **CONFIRMED Mode** when PNACKMD=1, but DS20L won't re-transmit the packet if it doesn't get ACK, it will just mark it as a NONE-ACK message. In a future uplink if DS20L gets a ACK, DS20L will consider there is a network connection and resend all NONE-ACK messages.
490 -)))
491 -
492 -=== 2.5.2 Unix TimeStamp ===
493 -
494 -
495 -DS20L uses Unix TimeStamp format based on
496 -
497 -[[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-20220523001219-11.png?width=627&height=97&rev=1.1||alt="图片-20220523001219-11.png" height="97" width="627"]]
498 -
499 -User can get this time from link:  [[https:~~/~~/www.epochconverter.com/>>url:https://www.epochconverter.com/]] :
500 -
501 -Below is the converter example
502 -
503 -[[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-20220523001219-12.png?width=720&height=298&rev=1.1||alt="图片-20220523001219-12.png" height="298" width="720"]]
504 -
505 -
506 -So, we can use AT+TIMESTAMP=1611889405 or downlink 3060137afd00 to set the current time 2021 – Jan ~-~- 29 Friday 03:03:25
507 -
508 -
509 -=== 2.5.3 Set Device Time ===
510 -
511 -
512 -User need to set (% style="color:blue" %)**SYNCMOD=1**(%%) to enable sync time via MAC command.
513 -
514 -Once DS20L Joined LoRaWAN network, it will send the MAC command (DeviceTimeReq) and the server will reply with (DeviceTimeAns) to send the current time to DS20L. If DS20L fails to get the time from the server, DS20L will use the internal time and wait for next time request (AT+SYNCTDC to set the time request period, default is 10 days).
515 -
516 -(% 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.**
517 -
518 -
519 -=== 2.5.4 Poll sensor value ===
520 -
521 -
522 -Users can poll sensor values based on timestamps. Below is the downlink command.
523 -
524 -(% border="1" cellspacing="5" style="background-color:#f2f2f2; width:425.818px" %)
525 -|(% colspan="4" style="background-color:#4f81bd; color:white; width:423px" %)**Downlink Command to poll Open/Close status (0x31)**
526 -|(% style="width:58px" %)**1byte**|(% style="width:127px" %)**4bytes**|(% style="width:124px" %)**4bytes**|(% style="width:114px" %)**1byte**
527 -|(% style="width:58px" %)31|(% style="width:127px" %)Timestamp start|(% style="width:124px" %)Timestamp end|(% style="width:114px" %)Uplink Interval
528 -
529 -(((
530 -Timestamp start and Timestamp end-use Unix TimeStamp format as mentioned above. Devices will reply with all data logs during this period, using the uplink interval.
531 -)))
532 -
533 -(((
534 -For example, downlink command [[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/CPL01%20LoRaWAN%20Outdoor%20PulseContact%20%20Sensor%20Manual/WebHome/image-20220518162852-1.png?rev=1.1||alt="image-20220518162852-1.png"]]
535 -)))
536 -
537 -(((
538 -Is to check 2021/11/12 12:00:00 to 2021/11/12 15:00:00's data
539 -)))
540 -
541 -(((
542 -Uplink Internal =5s，means DS20L will send one packet every 5s. range 5~~255s.
543 -)))
544 -
545 -
546 -== 2.6 Frequency Plans ==
547 -
548 -
549 549  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.
550 550  
551 551  [[http:~~/~~/wiki.dragino.com/xwiki/bin/view/Main/End%20Device%20Frequency%20Band/>>http://wiki.dragino.com/xwiki/bin/view/Main/End%20Device%20Frequency%20Band/]]
552 552  
553 553  
554 -3. Configure DS20L
480 += 3. Configure DS20L =
555 555  
556 556  == 3.1 Configure Methods ==
557 557  
... ... @@ -623,10 +623,7 @@
623 623  Example 1: Downlink Payload: 0100001E  ~/~/ Set Transmit Interval (TDC) = 30 seconds
624 624  )))
625 625  * (((
626 -Example 2: Downlink Payload: 0100003C  ~/~/ Set Transmit Interval (TDC) = 60 seconds 
627 -
628 -
629 -
552 +Example 2: Downlink Payload: 0100003C  ~/~/ Set Transmit Interval (TDC) = 60 seconds
630 630  )))
631 631  
632 632  === 3.3.2 Set Interrupt Mode ===
... ... @@ -646,7 +646,7 @@
646 646  the mode is 0 =Disable Interrupt
647 647  )))
648 648  |(% style="width:154px" %)(((
649 -AT+INTMOD=2
572 +AT+INTMOD=3
650 650  
651 651  (default)
652 652  )))|(% style="width:196px" %)(((
... ... @@ -667,6 +667,74 @@
667 667  
668 668  * Example 2: Downlink Payload: 06000003  ~/~/  Set the interrupt mode to rising edge trigger
669 669  
593 +
594 +== 3.3.3 Set work mode ==
595 +
596 +
597 +Feature: Switch working mode
598 +
599 +(% style="color:blue" %)**AT Command: AT+MOD**
600 +
601 +(% border="1" cellspacing="5" style="background-color:#f2f2f2; width:510px" %)
602 +|=(% style="width: 162px;background-color:#4F81BD;color:white" %)**Command Example**|=(% style="width: 193px;background-color:#4F81BD;color:white" %)**Function**|=(% style="width: 155px;background-color:#4F81BD;color:white" %)**Response**
603 +|(% style="width:162px" %)AT+MOD=?|(% style="width:191px" %)Get the current working mode.|(% style="width:106px" %)OK
604 +|(% style="width:162px" %)AT+MOD=1|(% style="width:191px" %)Set the working mode to Regular measurements.|(% style="width:106px" %)(((
605 +OK
606 +Attention:Take effect after ATZ
607 +)))
608 +
609 +(% style="color:blue" %)**Downlink Command:**
610 +
611 +* **Example: **0x0A00  ~/~/  Same as AT+MOD=0
612 +
613 +* **Example:** 0x0A01  ~/~/  Same as AT+MOD=1
614 +
615 +=== 3.3.4 Set threshold and threshold mode ===
616 +
617 +
618 +Feature, Set threshold and threshold mode
619 +
620 +When (% style="color:#037691" %)**AT+DOL=0,0,0,0,400**(%%) is set, No threshold is used, the sampling time is 400ms.
621 +
622 +(% style="color:blue" %)**AT Command: AT+DOL**
623 +
624 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
625 +|(% style="background-color:#4f81bd; color:white; width:162px" %)**Command Example**|(% style="background-color:#4f81bd; color:white; width:240px" %)**Function**|(% style="background-color:#4f81bd; color:white; width:108px" %)**Response**
626 +|(% style="width:172px" %)AT+ DOL =?|(% style="width:279px" %)Get the current threshold mode and sampling time|(% style="width:118px" %)(((
627 +0,0,0,0,400
628 +OK
629 +)))
630 +|(% style="width:172px" %)AT+ DOL =1,1800,100,0,400|(% style="width:279px" %)Set only the upper and lower thresholds|(% style="width:118px" %)OK
631 +
632 +
633 +
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
636 +|(% style="width:251px" %)1: Use upper and lower limits
637 +|(% style="width:251px" %)2: Less than the lower limit
638 +|(% style="width:251px" %)3: Greater than the lower limit
639 +|(% style="width:251px" %)4: Less than the upper limit
640 +|(% style="width:251px" %)5: Greater than the upper limit
641 +|(% style="width:226px" %)The second bit sets the upper limit value|(% style="width:251px" %)3~~2000MM
642 +|(% style="width:226px" %)The third bit sets the lower limit value|(% style="width:251px" %)3~~2000MM
643 +|(% rowspan="2" style="width:226px" %)The fourth bit sets the over-limit alarm or person or object count.|(% style="width:251px" %)0 Over-limit alarm, DO output is high
644 +|(% style="width:251px" %)1 Person or object counting statistics
645 +|(% style="width:226px" %)The fifth bit sets the sampling time|(% style="width:251px" %)(((
646 +0~~10000ms
647 +
648 +
649 +)))
650 +
651 +(% style="color:blue" %)**Downlink Command: 0x07**
652 +
653 +Format: Command Code (0x07) followed by 9bytes.
654 +
655 +* Example 0: Downlink Payload: 070000000000000190  **~-~-->**  AT+MOD=0,0,0,0,400
656 +
657 +* Example 1: Downlink Payload: 070107080064000190  **~-~-->**  AT+MOD=1,1800,100,0,400
658 +
659 +
660 +
670 670  = 4. Battery & Power Consumption =
671 671  
672 672  
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