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Last modified by Mengting Qiu on 2023/12/14 11:15
From version 171.2
edited by Mengting Qiu
on 2023/12/12 11:46
Change comment: There is no comment for this version
To version 120.1
edited by Xiaoling
on 2023/11/28 14:29
Change comment: Uploaded new attachment "1701152946067-561.png", version {1}

Summary

Details

Page properties
Author
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1 -XWiki.ting
1 +XWiki.Xiaoling
Content
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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  
... ... @@ -49,6 +49,7 @@
49 49  
50 50  == 1.3 Specification ==
51 51  
52 +
52 52  (% style="color:#037691" %)**LiDAR Sensor:**
53 53  
54 54  * Operation Temperature: -40 ~~ 80 °C
... ... @@ -64,7 +64,7 @@
64 64  
65 65  (% style="color:#037691" %)**Battery Power Mode:**
66 66  
67 -* Idle: 3uA @ 3.3v
68 +* Idle: 0.003 mA @ 3.3v
68 68  * Max : 360 mA
69 69  
70 70  (% style="color:#037691" %)**Continuously mode**:
... ... @@ -72,21 +72,6 @@
72 72  * Idle: 21 mA @ 3.3v
73 73  * Max : 360 mA
74 74  
75 -== 1.5 Use Case ==
76 -
77 -(% class="mark" %)**Regular Distance Detect**
78 -
79 -[[image:image-20231211220922-1.png||height="352" width="605"]]
80 -
81 -
82 -(% class="mark" %)**Counting / Alarm**
83 -
84 -[[image:image-20231211221253-2.png]]
85 -
86 -
87 -[[image:image-20231211221436-3.png]]
88 -
89 -
90 90  = 2. Configure DS20L to connect to LoRaWAN network =
91 91  
92 92  == 2.1 How it works ==
... ... @@ -105,7 +105,7 @@
105 105  
106 106  [[image:image-20231110102635-5.png||height="402" width="807"]](% style="display:none" %)
107 107  
108 -=== Step 1: Create a device in TTN with the OTAA keys from DS20L. ===
94 +(% style="color:blue" %)**Step 1:**(%%) Create a device in TTN with the OTAA keys from DS20L.
109 109  
110 110  Each DS20L is shipped with a sticker with the default device EUI as below:
111 111  
... ... @@ -112,36 +112,41 @@
112 112  [[image:image-20230426084152-1.png||alt="图片-20230426084152-1.png" height="233" width="502"]]
113 113  
114 114  
115 -You can enter this key in the LoRaWAN Server portal. Below is TTN V3 screenshot:
101 +You can enter this key in the LoRaWAN Server portal. Below is TTN screen shot:
116 116  
117 117  
118 118  (% style="color:blue" %)**Register the device**
119 119  
120 -[[image:image-20231207144600-2.png||height="703" width="756"]]
106 +[[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"]]
121 121  
122 122  
123 -(% style="color:blue" %)**Add DevEUI and AppKey**
109 +(% style="color:blue" %)**Add APP EUI and DEV EUI**
124 124  
125 -[[image:image-20231207145121-5.png||height="540" width="756"]]
111 +[[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"]]
126 126  
127 127  
114 +(% style="color:blue" %)**Add APP EUI in the application**
128 128  
129 -=== Step 2: Activate DS20L ===
130 130  
131 -[[image:image-20231128133704-1.png||height="189" width="441"]]
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-20220611161308-5.png?width=742&height=601&rev=1.1||alt="图片-20220611161308-5.png"]]
132 132  
133 -Press the button for 5 seconds to activate the DS20L.
134 134  
135 -The switch is switched to (% style="color:blue" %)**E** (%%)and the external power supply is used.
120 +(% style="color:blue" %)**Add APP KEY**
136 136  
137 -The switch is switched to (% style="color:blue" %)**I** (%%)and DS20L will be power by the built-in battery.
122 +[[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"]]
138 138  
124 +
125 +(% style="color:blue" %)**Step 2:**(%%) Activate on DS20L
126 +
127 +[[image:image-20231128133704-1.png||height="189" width="441"]]
128 +
129 +Press the button for 5 seconds to activate the DS20L.
130 +
139 139  (% style="color:green" %)**Green led**(%%) will fast blink 5 times, device will enter (% style="color:blue" %)**OTA mode**(%%) for 3 seconds. And then start to JOIN LoRaWAN network. (% style="color:green" %)**Green led**(%%) will solidly turn on for 5 seconds after joined in network.
140 140  
141 141  After join success, it will start to upload messages to TTN and you can see the messages in the panel.
142 142  
143 143  
144 -
145 145  == 2.3 ​Uplink Payload ==
146 146  
147 147  === 2.3.1 Device Status, FPORT~=5 ===
... ... @@ -159,7 +159,7 @@
159 159  
160 160  Example parse in TTNv3
161 161  
162 -[[image:image-20231206151412-3.png||height="179" width="1070"]]
153 +[[image:1701149922873-259.png]]
163 163  
164 164  (% style="color:blue" %)**Sensor Model**(%%): For DS20L, this value is 0x21
165 165  
... ... @@ -215,300 +215,222 @@
215 215  === 2.3.2 Uplink Payload, FPORT~=2 ===
216 216  
217 217  
218 -==== (% style="color:red" %)**AT+MOD~=1**(%%) ====
209 +(((
210 +DS20L will send this uplink **after** Device Status once join the LoRaWAN network successfully. And DS20L will:
219 219  
220 -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.
212 +periodically send this uplink every 20 minutes, this interval [[can be changed>>||anchor="H3.3.1SetTransmitIntervalTime"]].
221 221  
222 -**Uplink Payload totals 10 bytes.**
214 +Uplink Payload totals 11 bytes.
215 +)))
223 223  
224 224  (% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
225 -|(% 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**
226 -|(% 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
227 -
228 -**MOD+ Alarm+ Interrupt:**
229 -
230 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:400px" %)
231 -|(% style="background-color:#4f81bd; color:White; width:50px" %)**Size(bit)**|(% style="background-color:#4f81bd; color:White; width:60px" %)**[bit7:bit6]**|(% style="background-color:#4f81bd; color:White; width:70px" %)**bit5**|(% style="background-color:#4f81bd; color:White; width:120px" %)**bit4**
232 -|(% style="width:80px" %)Value|(% style="width:80px" %)MOD|(% style="width:89px" %)Digital Interrupt
233 - |(% style="width:167px" %)(((
234 -Distance Alarm
235 -
236 -0: No Alarm;
237 -
238 -1: Alarm
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"]]
239 239  )))
240 240  
241 -Example parse in TTNv3
229 +[[image:image-20230805104104-2.png||height="136" width="754"]]
242 242  
243 -[[image:image-20231209152917-1.png||height="300" width="1172"]]
244 244  
245 -(% style="color:blue" %)**Battery Info:**
232 +==== (% style="color:blue" %)**Battery Info**(%%) ====
246 246  
247 -Check the battery voltage for DS20L
248 248  
249 -Ex1: 0x0E10 = 3600mV
235 +Check the battery voltage for DS20L.
250 250  
237 +Ex1: 0x0B45 = 2885mV
251 251  
252 -(% style="color:blue" %)**MOD & Alarm & Interrupt:**
239 +Ex2: 0x0B49 = 2889mV
253 253  
254 -(% style="color:red" %)**MOD:**
255 255  
256 -**Example: ** (0x60>>6) & 0x3f =1
242 +==== (% style="color:blue" %)**DS18B20 Temperature sensor**(%%) ====
257 257  
258 -**0x01:**  Regularly detect distance and report.
259 -**0x02: ** Uninterrupted measurement (external power supply).
260 260  
261 -(% style="color:red" %)**Alarm:**
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.
262 262  
263 -When the detection distance exceeds the limit, the alarm flag is set to 1.
264 264  
265 -(% style="color:red" %)**Interrupt:**
266 -
267 -Whether it is an external interrupt.
268 -
269 -
270 -(% style="color:blue" %)**Distance info:**
271 -
272 272  **Example**:
273 273  
274 -If payload is: 0708H: distance = 0708H = 1800 mm
250 +If payload is: 0105H:  (0105 & FC00 == 0), temp = 0105H /10 = 26.1 degree
275 275  
252 +If payload is: FF3FH :  (FF3F & FC00 == 1) , temp = (FF3FH - 65536)/10 = -19.3 degrees.
276 276  
277 -(% style="color:blue" %)**Sensor State:**
278 278  
279 -Ex1: 0x00: Distance Reading is valid
255 +==== (% style="color:blue" %)**Distance**(%%) ====
280 280  
281 -Ex2: 0x0x: Distance Reading is invalid
282 282  
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.
283 283  
284 -(% style="color:blue" %)**Interrupt Count:**
285 285  
286 -If payload is:000007D0H: count = 07D0H =2000
261 +**Example**:
287 287  
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.
288 288  
289 289  
290 -==== (% style="color:red" %)**AT+MOD~=2**(%%)** ** ====
266 +==== (% style="color:blue" %)**Distance signal strength**(%%) ====
291 291  
292 292  
293 -The power consumption of uninterrupted measurement is high, and the device needs to use external power supply.(The switch is switched to E and the external power supply is used.)
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.
294 294  
295 -[[image:image-20231128133704-1.png||height="189" width="441"]]
296 296  
272 +**Example**:
297 297  
298 -* **Set over-limit alarm mode: AT+DOL=3,500,244,**(% style="color:red" %)0(%%)**,120**
274 +If payload is: 01D7(H)=471(D), distance signal strength=471, 471>100,471≠65535, the measured value of Dist is considered credible.
299 299  
300 -(% class="wikigeneratedid" id="HUninterruptedmeasurement.Whenthedistanceexceedsthelimit2CtheoutputIOissethighandreportsarereportedeveryfiveminutes.Thetimecanbesetandpoweredbyanexternalpowersupply.UplinkPayloadtotals11bytes." %)
301 -Uninterrupted measurement. When the distance exceeds the limit, the output IO high, instant alarm.
276 +Customers can judge whether they need to adjust the environment based on the signal strength.
302 302  
303 -(% class="wikigeneratedid" %)
304 -**Uplink Payload totals 9 bytes.**
305 305  
306 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:680px" %)
307 -|(% 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" %)**2**|(% style="background-color:#4f81bd; color:white; width:70px" %)**2**|(% style="background-color:#4f81bd; color:white; width:70px" %)**2**
308 -|(% style="width:91px" %)Value|(% style="width:41px" %)BAT|(% style="width:210px" %)MOD+ DO+ Alarm+ DO flag+ Limit flag|(% style="width:74px" %)Distance |(% style="width:100px" %)Upper limit|(% style="width:119px" %)Lower limit
279 +**1) When the sensor detects valid data:**
309 309  
310 -**MOD+DO+ Alarm+ Do flag+ Limit flag:**
281 +[[image:image-20230805155335-1.png||height="145" width="724"]]
311 311  
312 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:680px" %)
313 -|(% style="background-color:#4f81bd; color:white; width:50px" %)**Size(bit)**|(% style="background-color:#4f81bd; color:white; width:60px" %)**[bit7:bit6]**|(% style="background-color:#4f81bd; color:white; width:90px" %)**bit5**|(% style="background-color:#4f81bd; color:white; width:90px" %)**bit4**|(% style="background-color:#4f81bd; color:white; width:120px" %)**bit3**|(% style="background-color:#4f81bd; color:white; width:100px" %)**[bit2:bit1:bit0]**
314 -|(% style="width:50px" %)Value|(% style="width:60px" %)MOD|(% style="width:89px" %)(((
315 -(((
316 -DO
317 -)))
318 318  
319 -(((
320 -0：Within limit
284 +**2) When the sensor detects invalid data:**
321 321  
322 -1：Out of limit
323 -)))
324 -)))|(% style="width:73px" %)(((
325 -Alarm
286 +[[image:image-20230805155428-2.png||height="139" width="726"]]
326 326  
327 -0: No Alarm;
328 328  
329 -1: Alarm
330 -)))|(% style="width:150px" %)(((
331 -DO flag
289 +**3) When the sensor is not connected:**
332 332  
333 -0：the over-limit alarm mode
291 +[[image:image-20230805155515-3.png||height="143" width="725"]]
334 334  
335 -1：the person or object count mode
336 -)))|(% style="width:103px" %)Limit flag
337 -(0~~3)
338 338  
339 -Example parse in TTNv3
294 +==== (% style="color:blue" %)**Interrupt Pin & Interrupt Level**(%%) ====
340 340  
341 -[[image:image-20231209171127-3.png||height="374" width="1209"]]
342 342  
343 -(% style="color:blue" %)**MOD & Alarm & Do & Limit flag:**
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.
344 344  
345 -(% style="color:red" %)**MOD:**
299 +Note: The Internet Pin is a separate pin in the screw terminal. See pin mapping of GPIO_EXTI .
346 346  
347 -**Example: ** (0x60>>6) & 0x3f =1
348 -
349 -**0x01:**  Regularly detect distance and report.
350 -**0x02: ** Uninterrupted measurement (external power supply).
351 -
352 -(% style="color:red" %)**Alarm:**
353 -
354 -When the detection distance exceeds the limit, the alarm flag is set to 1.
355 -
356 -(% style="color:red" %)**DO:**
357 -
358 -Shows the DO pin status, while there is alarm trigger, The DO pin will be set to high (3.3v), It will be set to 0 low level when there is no alarm.
359 -
360 -(% style="color:red" %)**Threshold Flag for Alarm:**
361 -
362 -Mode for setting threshold: **0~~3**
363 -
364 -**0:** Distance limit range is not enabled, alarm:0.
365 -
366 -**1:** Trigger Alarm if distance exceed the range between lower and upper.
367 -
368 -**2:** Trigger Alarm if distance smaller than the upper limit.
369 -
370 -**3: **Trigger Alarm if distance bigger than the lower limit .
371 -
372 -
373 -(% style="color:blue" %)**Distance:**
374 -
375 - Actual sampling distance values.
376 -
377 377  **Example:**
378 378  
379 -**AT+DOL=1,500,244,**(% style="color:red" %)0(%%)**,120  **
303 +If byte[0]&0x01=0x00 : Normal uplink packet.
380 380  
381 -The distance is detected every 120ms.
305 +If byte[0]&0x01=0x01 : Interrupt Uplink Packet.
382 382  
383 -When the actual detection value is within the range of [244mm,500mm], the data is uploaded in the normal TDC time.
384 384  
385 -When the actual detection value is outside the range of [244mm,500mm], the uplink data will be immediately alerted.
308 +==== (% style="color:blue" %)**LiDAR temp**(%%) ====
386 386  
387 -If payload is: 0708H: distance = 0708H = 1800 mm
388 388  
311 +Characterize the internal temperature value of the sensor.
389 389  
390 -(% style="color:blue" %)**Upper limit:**
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℃.
391 391  
392 -Show the pre-set upper limit in Hex, Unit: mm.
393 393  
394 -Ex: 01F4(H)=500mm
318 +==== (% style="color:blue" %)**Message Type**(%%) ====
395 395  
396 396  
397 -(% style="color:blue" %)**Lower limit:**
398 -
399 -Show the pre-set lower limit in Hex, Unit: mm.
400 -
401 -Ex: 0xF4(H)=244mm
402 -
403 -
404 -* **Set the person or object count mode: AT+DOL=1,500,244,**(% style="color:red" %)1(%%)**,120**
405 -
406 -Continuous measurement, detect and count people or things passing by in distance limit mode.
407 -
408 -**Uplink Payload totals 11 bytes.**
409 -
410 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:680px" %)
411 -|(% 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**
412 -|(% style="width:91px" %)Value|(% style="width:41px" %)BAT|(% style="width:210px" %)MOD+ DO+ Alarm+ DO flag+ Limit flag|(% style="width:176px" %)Distance limit alarm count|(% style="width:100px" %)Upper limit|(% style="width:119px" %)Lower limit
413 -
414 -**MOD+DO+ Alarm+ Do flag+ Limit flag:**
415 -
416 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:680px" %)
417 -|(% style="background-color:#4f81bd; color:white; width:50px" %)**Size(bit)**|(% style="background-color:#4f81bd; color:white; width:60px" %)**[bit7:bit6]**|(% style="background-color:#4f81bd; color:white; width:90px" %)**bit5**|(% style="background-color:#4f81bd; color:white; width:90px" %)**bit4**|(% style="background-color:#4f81bd; color:white; width:120px" %)**bit3**|(% style="background-color:#4f81bd; color:white; width:100px" %)**[bit2:bit1:bit0]**
418 -|(% style="width:50px" %)Value|(% style="width:60px" %)MOD|(% style="width:89px" %)(((
419 419  (((
420 -DO
322 +For a normal uplink payload, the message type is always 0x01.
421 421  )))
422 422  
423 423  (((
424 -0：Within limit
425 -
426 -1：Out of limit
326 +Valid Message Type:
427 427  )))
428 -)))|(% style="width:73px" %)(((
429 -Alarm
430 430  
431 -0: No Alarm;
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
432 432  
433 -1: Alarm
434 -)))|(% style="width:150px" %)(((
435 -DO flag
334 +[[image:image-20230805150315-4.png||height="233" width="723"]]
436 436  
437 -0：the over-limit alarm mode
438 438  
439 -1：the person or object count mode
440 -)))|(% style="width:103px" %)Limit flag
441 -(0~~3)
337 +=== 2.3.3 Historical measuring distance, FPORT~=3 ===
442 442  
443 -Example parse in TTNv3
444 444  
445 -[[image:image-20231209173457-5.png||height="277" width="1098"]]
340 +DS20L stores sensor values and users can retrieve these history values via the [[downlink command>>||anchor="H2.5.4Pollsensorvalue"]].
446 446  
447 -(% style="color:blue" %)**MOD & Alarm & Do & Limit flag:**
342 +The historical payload includes one or multiplies entries and every entry has the same payload as Real-Time measuring distance.
448 448  
449 -(% style="color:red" %)**MOD:**
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
450 450  
451 -**Example: ** (0x60>>6) & 0x3f =1
354 +**Interrupt flag & Interrupt level:**
452 452  
453 -**0x01:**  Regularly detect distance and report.
454 -**0x02: ** Uninterrupted measurement (external power supply).
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 +)))
455 455  
456 -(% style="color:red" %)**Alarm:**
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 +)))
457 457  
458 -When the detection distance exceeds the limit, the alarm flag is set to 1.
368 +For example, in the US915 band, the max payload for different DR is:
459 459  
460 -(% style="color:red" %)**Do:**
370 +**a) DR0:** max is 11 bytes so one entry of data
461 461  
462 -Shows the DO pin status, while there is alarm trigger, The DO pin will be set to high (3.3v), It will be set to 0 low level when there is no alarm.
372 +**b) DR1:** max is 53 bytes so devices will upload 4 entries of data (total 44 bytes)
463 463  
464 -(% style="color:red" %)**Threshold Flag for Alarm:**
374 +**c) DR2:** total payload includes 11 entries of data
465 465  
466 -Mode for setting threshold: **0~~3**
376 +**d) DR3:** total payload includes 22 entries of data.
467 467  
468 -**0:** does not use upper and lower limits
378 +If DS20L doesn't have any data in the polling time. It will uplink 11 bytes of 0
469 469  
470 -**1:** Use upper and lower limits
471 471  
472 -**2:** Less than the upper limit
381 +**Downlink:**
473 473  
474 -**3: **Greater than the lower limit
383 +0x31 64 CC 68 0C 64 CC 69 74 05
475 475  
385 +[[image:image-20230805144936-2.png||height="113" width="746"]]
476 476  
477 -(% style="color:blue" %)**Distance limit alarm count:**
387 +**Uplink:**
478 478  
479 -People or objects are collected and counted within a limited distance.
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
480 480  
481 -The detection of a stationary person or object at each sampling time will be repeated three times, and the fourth sampling count will be added by 1.
482 482  
483 -**Example:**
392 +**Parsed Value:**
484 484  
485 -**AT+DOL=1,500,244,**(% style="color:red" %)1(%%)**,120   **
394 +[DISTANCE , DISTANCE_SIGNAL_STRENGTH，LIDAR_TEMP，EXTI_STATUS , EXTI_FLAG , TIME]
486 486  
487 -People or objects passing within the distance range of [244mm,500mm] are detected and counted every 120ms.
488 488  
489 -If payload is: 0x56H, interrupt count =0x56H =86
397 +[360,176,30,High,True,2023-08-04 02:53:00],
490 490  
399 +[355,168,30,Low,False,2023-08-04 02:53:29],
491 491  
492 -(% style="color:blue" %)**Upper limit:**
401 +[245,211,30,Low,False,2023-08-04 02:54:29],
493 493  
494 -Show the pre-set upper limit in Hex, Unit: mm.
403 +[57,700,30,Low,False,2023-08-04 02:55:29],
495 495  
496 -Ex: 01F4(H)=500mm
405 +[361,164,30,Low,True,2023-08-04 02:56:00],
497 497  
407 +[337,184,30,Low,False,2023-08-04 02:56:40],
498 498  
499 -(% style="color:blue" %)**Lower limit:**
409 +[20,4458,30,Low,False,2023-08-04 02:57:40],
500 500  
501 -Show the pre-set lower limit in Hex, Unit: mm.
411 +[362,173,30,Low,False,2023-08-04 02:58:53],
502 502  
503 -Ex: 0xF4(H)=244mm
504 504  
414 +**History read from serial port：**
505 505  
506 -== 2.4 Decode payload in The Things Network ==
416 +[[image:image-20230805145056-3.png]]
507 507  
508 508  
419 +=== 2.3.4 Decode payload in The Things Network ===
420 +
421 +
509 509  While using TTN network, you can add the payload format to decode the payload.
510 510  
511 -[[image:image-20231206143515-1.png||height="534" width="759"]]
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"]]
512 512  
513 513  
514 514  (((
... ... @@ -520,11 +520,11 @@
520 520  )))
521 521  
522 522  
523 -== 2.5 ​Show Data in DataCake IoT Server ==
436 +== 2.4 ​Show Data in DataCake IoT Server ==
524 524  
525 525  
526 526  (((
527 -[[DATACAKE>>url:https://datacake.co/]] provides a human friendly interface to show the sensor data, onhuman-friendlya in TTN, we can use [[DATACAKE>>url:https://datacake.co/]] to connect to TTN and see the data in DATACAKE. Below are the steps:
440 +[[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:
528 528  )))
529 529  
530 530  
... ... @@ -537,29 +537,25 @@
537 537  )))
538 538  
539 539  
540 -[[image:image-20231207153532-6.png||height="562" width="861"]]
453 +[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LDDS75%20-%20LoRaWAN%20Distance%20Detection%20Sensor%20User%20Manual/WebHome/1654592790040-760.png?rev=1.1||alt="1654592790040-760.png"]]
541 541  
542 542  
543 -[[image:image-20231207155940-8.png]]
456 +[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LDDS75%20-%20LoRaWAN%20Distance%20Detection%20Sensor%20User%20Manual/WebHome/1654592800389-571.png?rev=1.1||alt="1654592800389-571.png"]]
544 544  
545 -For more detailed instructions, refer to the following instructions: [[Welcome - Datacake Docs>>url:https://docs.datacake.de/]]
546 546  
547 -[[image:image-20231207160733-11.png||height="429" width="759"]]
548 -
549 -
550 550  (% style="color:blue" %)**Step 3**(%%)**: Create an account or log in Datacake.**
551 551  
552 552  (% style="color:blue" %)**Step 4**(%%)**: Search the DS20L and add DevEUI.**
553 553  
554 -[[image:image-20231207160343-10.png||height="665" width="705"]]
463 +[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LDDS75%20-%20LoRaWAN%20Distance%20Detection%20Sensor%20User%20Manual/WebHome/1654851029373-510.png?rev=1.1||alt="1654851029373-510.png"]]
555 555  
556 556  
557 557  After added, the sensor data arrive TTN V3, it will also arrive and show in Datacake.
558 558  
559 -[[image:image-20231129100454-2.png||height="501" width="928"]]
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"]]
560 560  
561 561  
562 -== 2.6 Frequency Plans ==
471 +== 2.5 Frequency Plans ==
563 563  
564 564  
565 565  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.
... ... @@ -597,7 +597,7 @@
597 597  == 3.3 Commands special design for DS20L ==
598 598  
599 599  
600 -Below commands only valid for DS20L, as below:
509 +These commands only valid for DS20L, as below:
601 601  
602 602  
603 603  === 3.3.1 Set Transmit Interval Time ===
... ... @@ -640,9 +640,6 @@
640 640  )))
641 641  * (((
642 642  Example 2: Downlink Payload: 0100003C  ~/~/ Set Transmit Interval (TDC) = 60 seconds
643 -
644 -
645 -
646 646  )))
647 647  
648 648  === 3.3.2 Set Interrupt Mode ===
... ... @@ -683,9 +683,10 @@
683 683  
684 684  * Example 2: Downlink Payload: 06000003  ~/~/  Set the interrupt mode to rising edge trigger
685 685  
686 -=== 3.3.3 Set work mode ===
687 687  
593 +== 3.3.3 Set work mode ==
688 688  
595 +
689 689  Feature: Switch working mode
690 690  
691 691  (% style="color:blue" %)**AT Command: AT+MOD**
... ... @@ -700,9 +700,9 @@
700 700  
701 701  (% style="color:blue" %)**Downlink Command:**
702 702  
703 -* **Example: **0x0A01 ~/~/  Same as AT+MOD=1
610 +* **Example: **0x0A00  ~/~/  Same as AT+MOD=0
704 704  
705 -* **Example:** 0x0A02  ~/~/  Same as AT+MOD=2
612 +* **Example:** 0x0A01  ~/~/  Same as AT+MOD=1
706 706  
707 707  === 3.3.4 Set threshold and threshold mode ===
708 708  
... ... @@ -721,37 +721,21 @@
721 721  )))
722 722  |(% style="width:172px" %)AT+ DOL =1,1800,100,0,400|(% style="width:279px" %)Set only the upper and lower thresholds|(% style="width:118px" %)OK
723 723  
724 -(% border="1" cellspacing="5" style="background-color:#f2f2f2; width:510px" %)
725 -|=(% 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" %) Parameter
726 -|(% rowspan="11" style="color:blue; width:120px" %)(((
727 -
728 728  
729 729  
730 -
731 -
732 -
733 -
734 -
735 -
736 -
737 -
738 -**AT+DOL=1,1800,3,0,400**
739 -)))|(% rowspan="4" style="width:240px" %)(((
740 -
741 -
742 -
743 -
744 -The first bit sets the limit mode
745 -)))|(% style="width:150px" %)0: Do not use upper and lower limits
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
746 746  |(% style="width:251px" %)1: Use upper and lower limits
747 -|(% style="width:251px" %)2:Less than the upper limit
636 +|(% style="width:251px" %)2: Less than the lower limit
748 748  |(% style="width:251px" %)3: Greater than the lower limit
638 +|(% style="width:251px" %)4: Less than the upper limit
639 +|(% style="width:251px" %)5: Greater than the upper limit
749 749  |(% style="width:226px" %)The second bit sets the upper limit value|(% style="width:251px" %)3~~2000MM
750 750  |(% style="width:226px" %)The third bit sets the lower limit value|(% style="width:251px" %)3~~2000MM
751 751  |(% 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
752 752  |(% style="width:251px" %)1 Person or object counting statistics
753 753  |(% style="width:226px" %)The fifth bit sets the sampling time|(% style="width:251px" %)(((
754 -100~~10000ms
645 +0~~10000ms
755 755  
756 756  
757 757  )))
... ... @@ -758,42 +758,14 @@
758 758  
759 759  (% style="color:blue" %)**Downlink Command: 0x07**
760 760  
761 -Format: Command Code (0x07) followed by 9 bytes.
652 +Format: Command Code (0x07) followed by 9bytes.
762 762  
763 -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.
654 +* Example 0: Downlink Payload: 070000000000000190  **~-~-->**  AT+MOD=0,0,0,0,400
764 764  
765 -* Example 0: Downlink Payload: 07 00 0000 0000 00 0190  **~-~-->**  AT+MOD=0,0,0,0,400
766 -
767 767  * Example 1: Downlink Payload: 070107080064000190  **~-~-->**  AT+MOD=1,1800,100,0,400
768 768  
769 -* Example 2: Downlink Payload: 070200000064000190  **~-~-->**  AT+MOD=2,1800,100,0,400
770 770  
771 -* Example 3: Downlink Payload: 070300000064000190  **~-~-->**  AT+MOD=3,0,100,0,400
772 772  
773 -(% style="color:Red" %)**Note: The over-limit alarm is applied to MOD1 and MOD2.**
774 -
775 -**For example:**
776 -
777 -* **AT+MOD=1**
778 -
779 - **AT+DOL=1,500,244,**(% style="color:blue" %)0(%%)**,300**
780 -
781 -Send data according to the normal TDC time. If the mode limit is exceeded, the alarm flag is set to 1:
782 -
783 -[[image:image-20231211113204-2.png||height="292" width="1093"]]
784 -
785 -* **AT+MOD=2  **
786 -
787 - **AT+DOL=1,500,244,**(% style="color:blue" %)0(%%)**,300**
788 -
789 -If the mode limit is exceeded, the data is immediately uplink and the alarm flag is set to 1:
790 -
791 -[[image:image-20231211114932-3.png||height="277" width="1248"]]
792 -
793 -
794 -
795 -
796 -
797 797  = 4. Battery & Power Consumption =
798 798  
799 799  
... ... @@ -830,33 +830,6 @@
830 830  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"]]
831 831  
832 832  
833 -== 6.2 DS20L programming line ==
834 -
835 -
836 -缺图 后续补上
837 -
838 -feature:
839 -
840 -for AT commands
841 -
842 -Update the firmware of DS20L
843 -
844 -Support interrupt mode
845 -
846 -
847 -== 6.3 LiDAR probe position ==
848 -
849 -
850 -[[image:1701155390576-216.png||height="285" width="307"]]
851 -
852 -The black oval hole in the picture is the LiDAR probe.
853 -
854 -
855 -== 6.4 Interface definition ==
856 -
857 -[[image:image-20231128151132-2.png||height="305" width="557"]]
858 -
859 -
860 860  = 7. Trouble Shooting =
861 861  
862 862  == 7.1 AT Command input doesn't work ==
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1 -64.9 KB
Content