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Last modified by Mengting Qiu on 2023/12/14 11:15
From version 140.1
edited by Mengting Qiu
on 2023/12/07 14:51
Change comment: There is no comment for this version
To version 125.1
edited by Xiaoling
on 2023/11/29 08:52
Change comment: Uploaded new attachment "image-20231129085201-1.png", version {1}

Summary

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1 +XWiki.Xiaoling
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8 8  
9 9  
10 10  
11 -**Table of Contents:(% style="display:none" %) (%%)**
11 +**Table of Contents：**
12 12  
13 13  {{toc/}}
14 14  
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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 +
50 50  == 1.3 Specification ==
51 51  
52 52  
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60 60  * ToF FoV: ±9°, Total 18°
61 61  * Light source: VCSEL
62 62  
65 +
66 +
63 63  == 1.4 Power Consumption ==
64 64  
65 65  
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73 73  * Idle: 21 mA @ 3.3v
74 74  * Max : 360 mA
75 75  
80 +
81 +
76 76  = 2. Configure DS20L to connect to LoRaWAN network =
77 77  
78 78  == 2.1 How it works ==
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91 91  
92 92  [[image:image-20231110102635-5.png||height="402" width="807"]](% style="display:none" %)
93 93  
94 -=== Step 1: Create a device in TTN with the OTAA keys from DS20L. ===
100 +(% style="color:blue" %)**Step 1:**(%%) Create a device in TTN with the OTAA keys from DS20L.
95 95  
96 96  Each DS20L is shipped with a sticker with the default device EUI as below:
97 97  
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98 98  [[image:image-20230426084152-1.png||alt="图片-20230426084152-1.png" height="233" width="502"]]
99 99  
100 100  
101 -You can enter this key in the LoRaWAN Server portal. Below is TTN V3 screenshot:
107 +You can enter this key in the LoRaWAN Server portal. Below is TTN screen shot:
102 102  
103 103  
104 104  (% style="color:blue" %)**Register the device**
105 105  
106 -[[image:image-20231207144600-2.png||height="703" width="756"]]
112 +[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LSN50v2-S31-S31B%20LoRaWAN%20Temperature%20%26%20Humidity%20Sensor%20User%20Manual/WebHome/1654935135620-998.png?rev=1.1||alt="1654935135620-998.png"]]
107 107  
108 108  
109 -(% style="color:blue" %)**Add DevEUI and AppKey**
115 +(% style="color:blue" %)**Add APP EUI and DEV EUI**
110 110  
111 -[[image:image-20231207145121-5.png||height="540" width="756"]]
117 +[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LSN50v2-S31-S31B%20LoRaWAN%20Temperature%20%26%20Humidity%20Sensor%20User%20Manual/WebHome/image-20220611161308-4.png?width=753&height=551&rev=1.1||alt="图片-20220611161308-4.png"]]
112 112  
113 113  
120 +(% style="color:blue" %)**Add APP EUI in the application**
114 114  
115 -=== Step 2: Activate on DS20L ===
116 116  
123 +[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LSN50v2-S31-S31B%20LoRaWAN%20Temperature%20%26%20Humidity%20Sensor%20User%20Manual/WebHome/image-20220611161308-5.png?width=742&height=601&rev=1.1||alt="图片-20220611161308-5.png"]]
124 +
125 +
126 +(% style="color:blue" %)**Add APP KEY**
127 +
128 +[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LSN50v2-S31-S31B%20LoRaWAN%20Temperature%20%26%20Humidity%20Sensor%20User%20Manual/WebHome/image-20220611161308-6.png?width=744&height=485&rev=1.1||alt="图片-20220611161308-6.png"]]
129 +
130 +
131 +(% style="color:blue" %)**Step 2:**(%%) Activate on DS20L
132 +
117 117  [[image:image-20231128133704-1.png||height="189" width="441"]]
118 118  
119 119  Press the button for 5 seconds to activate the DS20L.
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123 123  After join success, it will start to upload messages to TTN and you can see the messages in the panel.
124 124  
125 125  
126 -
127 127  == 2.3 ​Uplink Payload ==
128 128  
129 129  === 2.3.1 Device Status, FPORT~=5 ===
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141 141  
142 142  Example parse in TTNv3
143 143  
144 -[[image:image-20231206151412-3.png||height="179" width="1070"]]
159 +[[image:1701149922873-259.png]]
145 145  
146 146  (% style="color:blue" %)**Sensor Model**(%%): For DS20L, this value is 0x21
147 147  
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207 207  |(% 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**
208 208  |(% 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
209 209  
210 -[[image:image-20231206195704-6.png||height="238" width="999"]]
225 +[[image:1701155076393-719.png]]
211 211  
212 212  (% style="color:blue" %)**Battery Info:**
213 213  
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283 283  
284 284  (% style="color:red" %)**Limit flag:**
285 285  
286 -Mode for setting threshold: **0~~5**
301 +Mode for setting threshold: 0~~5
287 287  
288 -**0:** does not use upper and lower limits
303 +0: does not use upper and lower limits
289 289  
290 -**1:** Use upper and lower limits
305 +1: Use upper and lower limits
291 291  
292 -**2:** is less than the lower limit value
307 +2: is less than the lower limit value
293 293  
294 -**3:** is greater than the lower limit value
309 +3: is greater than the lower limit value
295 295  
296 -**4:** is less than the upper limit
311 +4: is less than the upper limit
297 297  
298 -**5:** is greater than the upper limit
313 +5: is greater than the upper limit
299 299  
300 300  
301 301  (% style="color:blue" %)**Upper limit:**
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308 308  The lower limit of the threshold cannot be less than 3mm.
309 309  
310 310  
311 -== 2.4 Decode payload in The Things Network ==
326 +=== 2.3.3 Historical measuring distance, FPORT~=3 ===
312 312  
313 313  
329 +DS20L stores sensor values and users can retrieve these history values via the downlink command.
330 +
331 +The historical payload includes one or multiplies entries and every entry has the same payload as Real-Time measuring distance.
332 +
333 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
334 +|=(% style="width: 60px;background-color:#4F81BD;color:white" %)(((
335 +**Size(bytes)**
336 +)))|=(% 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
337 +|(% style="width:62.5px" %)Value|(% style="width:62.5px" %)Interrupt flag & Interrupt_level|(% style="width:62.5px" %)(((
338 +Reserve(0xFF)
339 +)))|Distance|Distance signal strength|(% style="width:88px" %)(((
340 +LiDAR temp
341 +)))|(% style="width:85px" %)Unix TimeStamp
342 +
343 +**Interrupt flag & Interrupt level:**
344 +
345 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:480px" %)
346 +|=(% style="width: 60px;background-color:#4F81BD;color:white" %)(((
347 +**Size(bit)**
348 +)))|=(% 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**
349 +|(% 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" %)(((
350 +Interrupt flag
351 +)))
352 +
353 +* (((
354 +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.
355 +)))
356 +
357 +For example, in the US915 band, the max payload for different DR is:
358 +
359 +**a) DR0:** max is 11 bytes so one entry of data
360 +
361 +**b) DR1:** max is 53 bytes so devices will upload 4 entries of data (total 44 bytes)
362 +
363 +**c) DR2:** total payload includes 11 entries of data
364 +
365 +**d) DR3:** total payload includes 22 entries of data.
366 +
367 +If DS20L doesn't have any data in the polling time. It will uplink 11 bytes of 0
368 +
369 +
370 +**Downlink:**
371 +
372 +0x31 64 CC 68 0C 64 CC 69 74 05
373 +
374 +[[image:image-20230805144936-2.png||height="113" width="746"]]
375 +
376 +**Uplink:**
377 +
378 +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
379 +
380 +
381 +**Parsed Value:**
382 +
383 +[DISTANCE , DISTANCE_SIGNAL_STRENGTH，LIDAR_TEMP，EXTI_STATUS , EXTI_FLAG , TIME]
384 +
385 +
386 +[360,176,30,High,True,2023-08-04 02:53:00],
387 +
388 +[355,168,30,Low,False,2023-08-04 02:53:29],
389 +
390 +[245,211,30,Low,False,2023-08-04 02:54:29],
391 +
392 +[57,700,30,Low,False,2023-08-04 02:55:29],
393 +
394 +[361,164,30,Low,True,2023-08-04 02:56:00],
395 +
396 +[337,184,30,Low,False,2023-08-04 02:56:40],
397 +
398 +[20,4458,30,Low,False,2023-08-04 02:57:40],
399 +
400 +[362,173,30,Low,False,2023-08-04 02:58:53],
401 +
402 +
403 +**History read from serial port：**
404 +
405 +[[image:image-20230805145056-3.png]]
406 +
407 +
408 +=== 2.3.4 Decode payload in The Things Network ===
409 +
410 +
314 314  While using TTN network, you can add the payload format to decode the payload.
315 315  
316 -[[image:image-20231206143515-1.png||height="534" width="759"]]
413 +[[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"]]
317 317  
318 318  
319 319  (((
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325 325  )))
326 326  
327 327  
328 -== 2.5 ​Show Data in DataCake IoT Server ==
425 +== 2.4 ​Show Data in DataCake IoT Server ==
329 329  
330 330  
331 331  (((
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357 357  
358 358  After added, the sensor data arrive TTN V3, it will also arrive and show in Datacake.
359 359  
360 -[[image:image-20231129100454-2.png||height="501" width="928"]]
457 +[[image:1701152946067-561.png]]
361 361  
362 362  
363 -== 2.6 Frequency Plans ==
460 +== 2.5 Frequency Plans ==
364 364  
365 365  
366 366  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.
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484 484  
485 485  * Example 2: Downlink Payload: 06000003  ~/~/  Set the interrupt mode to rising edge trigger
486 486  
487 -=== 3.3.3 Set work mode ===
584 +== 3.3.3 Set work mode ==
488 488  
489 489  
490 490  Feature: Switch working mode
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501 501  
502 502  (% style="color:blue" %)**Downlink Command:**
503 503  
504 -* **Example: **0x0A01 ~/~/  Same as AT+MOD=1
601 +* **Example: **0x0A00  ~/~/  Same as AT+MOD=0
505 505  
506 -* **Example:** 0x0A02  ~/~/  Same as AT+MOD=2
603 +* **Example:** 0x0A01  ~/~/  Same as AT+MOD=1
507 507  
508 508  === 3.3.4 Set threshold and threshold mode ===
509 509  
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523 523  |(% style="width:172px" %)AT+ DOL =1,1800,100,0,400|(% style="width:279px" %)Set only the upper and lower thresholds|(% style="width:118px" %)OK
524 524  
525 525  (% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
526 -|(% rowspan="11" style="color:blue; width:120px" %)(((
527 -
528 -
529 -
530 -
531 -
532 -
533 -
534 -
535 -
536 -
537 -
538 -**AT+DOL=5,1800,0,0,400**
539 -)))|(% rowspan="6" style="width:240px" %)(((
540 -
541 -
542 -
543 -
544 -
545 -
546 -The first bit sets the limit mode
547 -)))|(% style="width:150px" %)0: Do not use upper and lower limits
623 +|(% 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
548 548  |(% style="width:251px" %)1: Use upper and lower limits
549 549  |(% style="width:251px" %)2: Less than the lower limit
550 550  |(% style="width:251px" %)3: Greater than the lower limit
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562 562  
563 563  (% style="color:blue" %)**Downlink Command: 0x07**
564 564  
565 -Format: Command Code (0x07) followed by 9 bytes.
641 +Format: Command Code (0x07) followed by 9bytes.
566 566  
567 -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.
643 +* Example 0: Downlink Payload: 070000000000000190  **~-~-->**  AT+MOD=0,0,0,0,400
568 568  
569 -* Example 0: Downlink Payload: 07 00 0000 0000 00 0190  **~-~-->**  AT+MOD=0,0,0,0,400
570 -
571 571  * Example 1: Downlink Payload: 070107080064000190  **~-~-->**  AT+MOD=1,1800,100,0,400
572 572  
573 573  * Example 2: Downlink Payload: 070200000064000190  **~-~-->**  AT+MOD=2,0,100,0,400
574 574  
575 -* Example 3: Downlink Payload: 070300000064000190  **~-~-->**  AT+MOD=3,1800,100,0,400
649 +* Example 3: Downlink Payload: 0703200000064000190  **~-~-->**  AT+MOD=3,1800,100,0,400
576 576  
577 577  * Example 4: Downlink Payload: 070407080000000190  **~-~-->**  AT+MOD=4,0,100,0,400
578 578  
579 579  * Example 5: Downlink Payload: 070507080000000190  **~-~-->**  AT+MOD=5,1800,100,0,400
580 580  
655 +
656 +
581 581  = 4. Battery & Power Consumption =
582 582  
583 583  
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