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Last modified by Mengting Qiu on 2023/12/14 11:15
From version 116.2
edited by Xiaoling
on 2023/11/13 10:37
Change comment: There is no comment for this version
To version 125.5
edited by Xiaoling
on 2023/11/29 09:04
Change comment: There is no comment for this version

Summary

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... ... @@ -60,9 +60,6 @@
60 60  * ToF FoV: ±9°, Total 18°
61 61  * Light source: VCSEL
62 62  
63 -(% style="display:none" %)
64 -
65 -
66 66  == 1.4 Power Consumption ==
67 67  
68 68  
... ... @@ -76,9 +76,6 @@
76 76  * Idle: 21 mA @ 3.3v
77 77  * Max : 360 mA
78 78  
79 -
80 -
81 -
82 82  = 2. Configure DS20L to connect to LoRaWAN network =
83 83  
84 84  == 2.1 How it works ==
... ... @@ -130,6 +130,7 @@
130 130  
131 131  (% style="color:blue" %)**Step 2:**(%%) Activate on DS20L
132 132  
127 +[[image:image-20231128133704-1.png||height="189" width="441"]]
133 133  
134 134  Press the button for 5 seconds to activate the DS20L.
135 135  
... ... @@ -155,9 +155,9 @@
155 155  
156 156  Example parse in TTNv3
157 157  
158 -[[image:image-20230805103904-1.png||height="131" width="711"]]
153 +[[image:1701149922873-259.png]]
159 159  
160 -(% style="color:blue" %)**Sensor Model**(%%): For DS20L, this value is 0x24
155 +(% style="color:blue" %)**Sensor Model**(%%): For DS20L, this value is 0x21
161 161  
162 162  (% style="color:blue" %)**Firmware Version**(%%): 0x0100, Means: v1.0.0 version
163 163  
... ... @@ -211,219 +211,120 @@
211 211  === 2.3.2 Uplink Payload, FPORT~=2 ===
212 212  
213 213  
214 -(((
215 -DS20L will send this uplink **after** Device Status once join the LoRaWAN network successfully. And DS20L will:
209 +==== (% style="color:red" %)**MOD~=1**(%%) ====
216 216  
217 -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.
218 218  
219 -Uplink Payload totals 11 bytes.
220 -)))
213 +Uplink Payload totals 10 bytes.
221 221  
222 222  (% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
223 -|=(% style="width: 60px;background-color:#4F81BD;color:white" %)(((
224 -**Size(bytes)**
225 -)))|=(% 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**
226 -|(% style="width:62.5px" %)Value|(% style="width:62.5px" %)[[BAT>>||anchor="HBatteryInfo"]]|(% style="width:62.5px" %)(((
227 -[[Temperature DS18B20>>||anchor="HDS18B20Temperaturesensor"]]
228 -)))|[[Distance>>||anchor="HDistance"]]|[[Distance signal strength>>||anchor="HDistancesignalstrength"]]|(% style="width:122px" %)(((
229 -[[Interrupt flag & Interrupt_level>>||anchor="HInterruptPin26A0InterruptLevel"]]
230 -)))|(% style="width:54px" %)[[LiDAR temp>>||anchor="HLiDARtemp"]]|(% style="width:96px" %)(((
231 -[[Message Type>>||anchor="HMessageType"]]
232 -)))
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
233 233  
234 -[[image:image-20230805104104-2.png||height="136" width="754"]]
219 +[[image:1701155076393-719.png]]
235 235  
221 +(% style="color:blue" %)**Battery Info:**
236 236  
237 -==== (% style="color:blue" %)**Battery Info**(%%) ====
223 +Check the battery voltage for DS20L
238 238  
225 +Ex1: 0x0E10 = 3600mV
239 239  
240 -Check the battery voltage for DS20L.
241 241  
242 -Ex1: 0x0B45 = 2885mV
228 +(% style="color:blue" %)**MOD & Alarm & Interrupt:**
243 243  
244 -Ex2: 0x0B49 = 2889mV
230 +(% style="color:red" %)**MOD:**
245 245  
232 +**Example: ** (0x60>>6) & 0x3f =1
246 246  
247 -==== (% style="color:blue" %)**DS18B20 Temperature sensor**(%%) ====
234 +**0x01:**  Regularly detect distance and report.
235 +**0x02: ** Uninterrupted measurement (external power supply).
248 248  
237 +(% style="color:red" %)**Alarm:**
249 249  
250 -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.
251 251  
241 +(% style="color:red" %)**Interrupt:**
252 252  
253 -**Example**:
243 +Whether it is an external interrupt.
254 254  
255 -If payload is: 0105H:  (0105 & FC00 == 0), temp = 0105H /10 = 26.1 degree
256 256  
257 -If payload is: FF3FH :  (FF3F & FC00 == 1) , temp = (FF3FH - 65536)/10 = -19.3 degrees.
246 +(% style="color:blue" %)**Distance info:**
258 258  
259 -
260 -==== (% style="color:blue" %)**Distance**(%%) ====
261 -
262 -
263 -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.
264 -
265 -
266 266  **Example**:
267 267  
268 -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
269 269  
270 270  
271 -==== (% style="color:blue" %)**Distance signal strength**(%%) ====
253 +(% style="color:blue" %)**Sensor State:**
272 272  
255 +Ex1: 0x00: Normal collection distance
273 273  
274 -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
275 275  
276 276  
277 -**Example**:
260 +(% style="color:blue" %)**Interript Count:**
278 278  
279 -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
280 280  
281 -Customers can judge whether they need to adjust the environment based on the signal strength.
282 282  
283 283  
284 -**1) When the sensor detects valid data:**
266 +==== (% style="color:red" %)**MOD~=2**(%%)** ** ====
285 285  
286 -[[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.
287 287  
288 -
289 -**2) When the sensor detects invalid data:**
290 -
291 -[[image:image-20230805155428-2.png||height="139" width="726"]]
292 -
293 -
294 -**3) When the sensor is not connected:**
295 -
296 -[[image:image-20230805155515-3.png||height="143" width="725"]]
297 -
298 -
299 -==== (% style="color:blue" %)**Interrupt Pin & Interrupt Level**(%%) ====
300 -
301 -
302 -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.
303 -
304 -Note: The Internet Pin is a separate pin in the screw terminal. See pin mapping of GPIO_EXTI .
305 -
306 -**Example:**
307 -
308 -If byte[0]&0x01=0x00 : Normal uplink packet.
309 -
310 -If byte[0]&0x01=0x01 : Interrupt Uplink Packet.
311 -
312 -
313 -==== (% style="color:blue" %)**LiDAR temp**(%%) ====
314 -
315 -
316 -Characterize the internal temperature value of the sensor.
317 -
318 -**Example: **
319 -If payload is: 1C(H) <<24>>24=28(D),LiDAR temp=28℃.
320 -If payload is: F2(H) <<24>>24=-14(D),LiDAR temp=-14℃.
321 -
322 -
323 -==== (% style="color:blue" %)**Message Type**(%%) ====
324 -
325 -
326 -(((
327 -For a normal uplink payload, the message type is always 0x01.
328 -)))
329 -
330 -(((
331 -Valid Message Type:
332 -)))
333 -
334 -(% border="1" cellspacing="5" style="background-color:#f2f2f2; width:499px" %)
335 -|=(% 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**
336 -|(% style="width:160px" %)0x01|(% style="width:163px" %)Normal Uplink|(% style="width:173px" %)Normal Uplink Payload
337 -|(% style="width:160px" %)0x02|(% style="width:163px" %)Reply configures info|(% style="width:173px" %)Configure Info Payload
338 -
339 -[[image:image-20230805150315-4.png||height="233" width="723"]]
340 -
341 -
342 -=== 2.3.3 Historical measuring distance, FPORT~=3 ===
343 -
344 -
345 -DS20L stores sensor values and users can retrieve these history values via the [[downlink command>>||anchor="H2.5.4Pollsensorvalue"]].
346 -
347 -The historical payload includes one or multiplies entries and every entry has the same payload as Real-Time measuring distance.
348 -
349 349  (% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
350 -|=(% style="width: 60px;background-color:#4F81BD;color:white" %)(((
351 -**Size(bytes)**
352 -)))|=(% 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
353 -|(% style="width:62.5px" %)Value|(% style="width:62.5px" %)Interrupt flag & Interrupt_level|(% style="width:62.5px" %)(((
354 -Reserve(0xFF)
355 -)))|Distance|Distance signal strength|(% style="width:88px" %)(((
356 -LiDAR temp
357 -)))|(% 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
358 358  
359 -**Interrupt flag & Interrupt level:**
274 +[[image:1701155150328-206.png]]
360 360  
361 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:480px" %)
362 -|=(% style="width: 60px;background-color:#4F81BD;color:white" %)(((
363 -**Size(bit)**
364 -)))|=(% 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**
365 -|(% 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" %)(((
366 -Interrupt flag
367 -)))
276 +(% style="color:blue" %)**MOD & Alarm & Do & Limit flag:**
368 368  
369 -* (((
370 -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.
371 -)))
278 +(% style="color:red" %)**MOD:**
372 372  
373 -For example, in the US915 band, the max payload for different DR is:
280 +**Example: ** (0x60>>6) & 0x3f =1
374 374  
375 -**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).
376 376  
377 -**b) DR1:** max is 53 bytes so devices will upload 4 entries of data (total 44 bytes)
285 +(% style="color:red" %)**Alarm:**
378 378  
379 -**c) DR2:** total payload includes 11 entries of data
287 +When the detection distance exceeds the limit, the alarm flag is set to 1.
380 380  
381 -**d) DR3:** total payload includes 22 entries of data.
289 +(% style="color:red" %)**Do:**
382 382  
383 -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.
384 384  
293 +(% style="color:red" %)**Limit flag:**
385 385  
386 -**Downlink:**
295 +Mode for setting threshold: 0~~5
387 387  
388 -0x31 64 CC 68 0C 64 CC 69 74 05
297 +0: does not use upper and lower limits
389 389  
390 -[[image:image-20230805144936-2.png||height="113" width="746"]]
299 +1: Use upper and lower limits
391 391  
392 -**Uplink:**
301 +2: is less than the lower limit value
393 393  
394 -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
395 395  
305 +4: is less than the upper limit
396 396  
397 -**Parsed Value:**
307 +5: is greater than the upper limit
398 398  
399 -[DISTANCE , DISTANCE_SIGNAL_STRENGTH，LIDAR_TEMP，EXTI_STATUS , EXTI_FLAG , TIME]
400 400  
310 +(% style="color:blue" %)**Upper limit:**
401 401  
402 -[360,176,30,High,True,2023-08-04 02:53:00],
312 +The upper limit of the threshold cannot exceed 2000mm.
403 403  
404 -[355,168,30,Low,False,2023-08-04 02:53:29],
405 405  
406 -[245,211,30,Low,False,2023-08-04 02:54:29],
315 +(% style="color:blue" %)**Lower limit:**
407 407  
408 -[57,700,30,Low,False,2023-08-04 02:55:29],
317 +The lower limit of the threshold cannot be less than 3mm.
409 409  
410 -[361,164,30,Low,True,2023-08-04 02:56:00],
411 411  
412 -[337,184,30,Low,False,2023-08-04 02:56:40],
320 +=== 2.3.3 Decode payload in The Things Network ===
413 413  
414 -[20,4458,30,Low,False,2023-08-04 02:57:40],
415 415  
416 -[362,173,30,Low,False,2023-08-04 02:58:53],
417 -
418 -
419 -**History read from serial port：**
420 -
421 -[[image:image-20230805145056-3.png]]
422 -
423 -
424 -=== 2.3.4 Decode payload in The Things Network ===
425 -
426 -
427 427  While using TTN network, you can add the payload format to decode the payload.
428 428  
429 429  [[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"]]
... ... @@ -470,90 +470,18 @@
470 470  
471 471  After added, the sensor data arrive TTN V3, it will also arrive and show in Datacake.
472 472  
473 -[[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-20231129085201-1.png||height="515" width="961"]]
474 474  
475 475  
476 -== 2.5 Datalog Feature ==
372 +== 2.5 Frequency Plans ==
477 477  
478 478  
479 -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.
480 -
481 -
482 -=== 2.5.1 Ways to get datalog via LoRaWAN ===
483 -
484 -
485 -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.
486 -
487 -* (((
488 -a) DS20L will do an ACK check for data records sending to make sure every data arrive server.
489 -)))
490 -* (((
491 -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.
492 -)))
493 -
494 -=== 2.5.2 Unix TimeStamp ===
495 -
496 -
497 -DS20L uses Unix TimeStamp format based on
498 -
499 -[[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"]]
500 -
501 -User can get this time from link:  [[https:~~/~~/www.epochconverter.com/>>url:https://www.epochconverter.com/]] :
502 -
503 -Below is the converter example
504 -
505 -[[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"]]
506 -
507 -
508 -So, we can use AT+TIMESTAMP=1611889405 or downlink 3060137afd00 to set the current time 2021 – Jan ~-~- 29 Friday 03:03:25
509 -
510 -
511 -=== 2.5.3 Set Device Time ===
512 -
513 -
514 -User need to set (% style="color:blue" %)**SYNCMOD=1**(%%) to enable sync time via MAC command.
515 -
516 -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).
517 -
518 -(% 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.**
519 -
520 -
521 -=== 2.5.4 Poll sensor value ===
522 -
523 -
524 -Users can poll sensor values based on timestamps. Below is the downlink command.
525 -
526 -(% border="1" cellspacing="5" style="background-color:#f2f2f2; width:425.818px" %)
527 -|(% colspan="4" style="background-color:#4f81bd; color:white; width:423px" %)**Downlink Command to poll Open/Close status (0x31)**
528 -|(% style="width:58px" %)**1byte**|(% style="width:127px" %)**4bytes**|(% style="width:124px" %)**4bytes**|(% style="width:114px" %)**1byte**
529 -|(% style="width:58px" %)31|(% style="width:127px" %)Timestamp start|(% style="width:124px" %)Timestamp end|(% style="width:114px" %)Uplink Interval
530 -
531 -(((
532 -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.
533 -)))
534 -
535 -(((
536 -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"]]
537 -)))
538 -
539 -(((
540 -Is to check 2021/11/12 12:00:00 to 2021/11/12 15:00:00's data
541 -)))
542 -
543 -(((
544 -Uplink Internal =5s，means DS20L will send one packet every 5s. range 5~~255s.
545 -)))
546 -
547 -
548 -== 2.6 Frequency Plans ==
549 -
550 -
551 551  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.
552 552  
553 553  [[http:~~/~~/wiki.dragino.com/xwiki/bin/view/Main/End%20Device%20Frequency%20Band/>>http://wiki.dragino.com/xwiki/bin/view/Main/End%20Device%20Frequency%20Band/]]
554 554  
555 555  
556 -3. Configure DS20L
380 += 3. Configure DS20L =
557 557  
558 558  == 3.1 Configure Methods ==
559 559  
... ... @@ -625,7 +625,7 @@
625 625  Example 1: Downlink Payload: 0100001E  ~/~/ Set Transmit Interval (TDC) = 30 seconds
626 626  )))
627 627  * (((
628 -Example 2: Downlink Payload: 0100003C  ~/~/ Set Transmit Interval (TDC) = 60 seconds 
452 +Example 2: Downlink Payload: 0100003C  ~/~/ Set Transmit Interval (TDC) = 60 seconds
629 629  
630 630  
631 631  
... ... @@ -648,7 +648,7 @@
648 648  the mode is 0 =Disable Interrupt
649 649  )))
650 650  |(% style="width:154px" %)(((
651 -AT+INTMOD=2
475 +AT+INTMOD=3
652 652  
653 653  (default)
654 654  )))|(% style="width:196px" %)(((
... ... @@ -669,6 +669,94 @@
669 669  
670 670  * Example 2: Downlink Payload: 06000003  ~/~/  Set the interrupt mode to rising edge trigger
671 671  
496 +=== 3.3.3 Set work mode ===
497 +
498 +
499 +Feature: Switch working mode
500 +
501 +(% style="color:blue" %)**AT Command: AT+MOD**
502 +
503 +(% border="1" cellspacing="5" style="background-color:#f2f2f2; width:510px" %)
504 +|=(% 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**
505 +|(% style="width:162px" %)AT+MOD=?|(% style="width:191px" %)Get the current working mode.|(% style="width:106px" %)OK
506 +|(% style="width:162px" %)AT+MOD=1|(% style="width:191px" %)Set the working mode to Regular measurements.|(% style="width:106px" %)(((
507 +OK
508 +Attention:Take effect after ATZ
509 +)))
510 +
511 +(% style="color:blue" %)**Downlink Command:**
512 +
513 +* **Example: **0x0A00  ~/~/  Same as AT+MOD=0
514 +
515 +* **Example:** 0x0A01  ~/~/  Same as AT+MOD=1
516 +
517 +=== 3.3.4 Set threshold and threshold mode ===
518 +
519 +
520 +Feature, Set threshold and threshold mode
521 +
522 +When (% style="color:#037691" %)**AT+DOL=0,0,0,0,400**(%%) is set, No threshold is used, the sampling time is 400ms.
523 +
524 +(% style="color:blue" %)**AT Command: AT+DOL**
525 +
526 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
527 +|(% 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**
528 +|(% style="width:172px" %)AT+ DOL =?|(% style="width:279px" %)Get the current threshold mode and sampling time|(% style="width:118px" %)(((
529 +0,0,0,0,400
530 +OK
531 +)))
532 +|(% style="width:172px" %)AT+ DOL =1,1800,100,0,400|(% style="width:279px" %)Set only the upper and lower thresholds|(% style="width:118px" %)OK
533 +
534 +
535 +
536 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
537 +|(% rowspan="11" style="color:blue; width:120px" %)(((
538 +
539 +
540 +
541 +
542 +
543 +
544 +
545 +
546 +
547 +
548 +
549 +**AT+DOL=5,1800,0,0,400**
550 +)))|(% rowspan="6" style="width:240px" %)The first bit sets the limit mode|(% style="width:150px" %)0: Do not use upper and lower limits
551 +|(% style="width:251px" %)1: Use upper and lower limits
552 +|(% style="width:251px" %)2: Less than the lower limit
553 +|(% style="width:251px" %)3: Greater than the lower limit
554 +|(% style="width:251px" %)4: Less than the upper limit
555 +|(% style="width:251px" %)5: Greater than the upper limit
556 +|(% style="width:226px" %)The second bit sets the upper limit value|(% style="width:251px" %)3~~2000MM
557 +|(% style="width:226px" %)The third bit sets the lower limit value|(% style="width:251px" %)3~~2000MM
558 +|(% 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
559 +|(% style="width:251px" %)1 Person or object counting statistics
560 +|(% style="width:226px" %)The fifth bit sets the sampling time|(% style="width:251px" %)(((
561 +0~~10000ms
562 +
563 +
564 +)))
565 +
566 +
567 +
568 +(% style="color:blue" %)**Downlink Command: 0x07**
569 +
570 +Format: Command Code (0x07) followed by 9bytes.
571 +
572 +* Example 0: Downlink Payload: 070000000000000190  **~-~-->**  AT+MOD=0,0,0,0,400
573 +
574 +* Example 1: Downlink Payload: 070107080064000190  **~-~-->**  AT+MOD=1,1800,100,0,400
575 +
576 +* Example 2: Downlink Payload: 070200000064000190  **~-~-->**  AT+MOD=2,0,100,0,400
577 +
578 +* Example 3: Downlink Payload: 070300000064000190  **~-~-->**  AT+MOD=3,1800,100,0,400
579 +
580 +* Example 4: Downlink Payload: 070407080000000190  **~-~-->**  AT+MOD=4,0,100,0,400
581 +
582 +* Example 5: Downlink Payload: 070507080000000190  **~-~-->**  AT+MOD=5,1800,100,0,400
583 +
672 672  = 4. Battery & Power Consumption =
673 673  
674 674  
... ... @@ -705,6 +705,33 @@
705 705  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"]]
706 706  
707 707  
620 +== 6.2 DS20L programming line ==
621 +
622 +
623 +缺图 后续补上
624 +
625 +feature:
626 +
627 +for AT commands
628 +
629 +Update the firmware of DS20L
630 +
631 +Support interrupt mode
632 +
633 +
634 +== 6.3 LiDAR probe position ==
635 +
636 +
637 +[[image:1701155390576-216.png||height="285" width="307"]]
638 +
639 +The black oval hole in the picture is the LiDAR probe.
640 +
641 +
642 +== 6.4 Interface definition ==
643 +
644 +[[image:image-20231128151132-2.png||height="305" width="557"]]
645 +
646 +
708 708  = 7. Trouble Shooting =
709 709  
710 710  == 7.1 AT Command input doesn't work ==
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