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Last modified by Mengting Qiu on 2023/12/14 11:15
From version 170.2
edited by Mengting Qiu
on 2023/12/12 10:36
Change comment: There is no comment for this version
To version 130.1
edited by Mengting Qiu
on 2023/12/06 15:46
Change comment: Uploaded new attachment "image-20231206154621-4.png", version {1}

Summary

Details

Page properties
Content
... ... @@ -47,8 +47,11 @@
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  
54 +
52 52  (% style="color:#037691" %)**LiDAR Sensor:**
53 53  
54 54  * Operation Temperature: -40 ~~ 80 °C
... ... @@ -59,12 +59,14 @@
59 59  * ToF FoV: ±9°, Total 18°
60 60  * Light source: VCSEL
61 61  
65 +
66 +
62 62  == 1.4 Power Consumption ==
63 63  
64 64  
65 65  (% style="color:#037691" %)**Battery Power Mode:**
66 66  
67 -* Idle: 3uA @ 3.3v
72 +* Idle: 0.003 mA @ 3.3v
68 68  * Max : 360 mA
69 69  
70 70  (% style="color:#037691" %)**Continuously mode**:
... ... @@ -72,21 +72,8 @@
72 72  * Idle: 21 mA @ 3.3v
73 73  * Max : 360 mA
74 74  
75 -== 1.5 Use Case ==
76 76  
77 -(% class="mark" %)**Regular Distance Detect**
78 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. ===
100 +(% 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:
107 +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"]]
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"]]
121 121  
122 122  
123 -(% style="color:blue" %)**Add DevEUI and AppKey**
115 +(% style="color:blue" %)**Add APP EUI and DEV EUI**
124 124  
125 -[[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"]]
126 126  
127 127  
120 +(% 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"]]
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"]]
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.
126 +(% 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.
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"]]
138 138  
130 +
131 +(% style="color:blue" %)**Step 2:**(%%) Activate on DS20L
132 +
133 +[[image:image-20231128133704-1.png||height="189" width="441"]]
134 +
135 +Press the button for 5 seconds to activate the DS20L.
136 +
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"]]
159 +[[image:1701149922873-259.png]]
163 163  
164 164  (% style="color:blue" %)**Sensor Model**(%%): For DS20L, this value is 0x21
165 165  
... ... @@ -215,33 +215,18 @@
215 215  === 2.3.2 Uplink Payload, FPORT~=2 ===
216 216  
217 217  
218 -==== (% style="color:red" %)**AT+MOD~=1**(%%) ====
215 +==== (% style="color:red" %)**MOD~=1**(%%) ====
219 219  
220 220  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.
221 221  
222 -**Uplink Payload totals 10 bytes.**
219 +Uplink Payload totals 10 bytes.
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
222 +|(% 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**
223 +|(% 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
227 227  
228 -**MOD+ Alarm+ Interrupt:**
225 +[[image:1701155076393-719.png]]
229 229  
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
239 -)))
240 -
241 -Example parse in TTNv3
242 -
243 -[[image:image-20231209152917-1.png||height="300" width="1172"]]
244 -
245 245  (% style="color:blue" %)**Battery Info:**
246 246  
247 247  Check the battery voltage for DS20L
... ... @@ -278,100 +278,24 @@
278 278  
279 279  Ex1: 0x00: Normal collection distance
280 280  
281 -Ex2: 0x0x: Distance collection is wrong
263 +Ex2 0x0x: Distance collection is wrong
282 282  
283 283  
284 -(% style="color:blue" %)**Interrupt Count:**
266 +(% style="color:blue" %)**Interript Count:**
285 285  
286 286  If payload is:000007D0H: count = 07D0H =2000
287 287  
288 288  
289 289  
290 -==== (% style="color:red" %)**AT+MOD~=2**(%%)** ** ====
272 +==== (% style="color:red" %)**MOD~=2**(%%)** ** ====
291 291  
274 +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.
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.)
294 -
295 -[[image:image-20231128133704-1.png||height="189" width="441"]]
296 -
297 -
298 -* **Set over-limit alarm mode: AT+DOL=3,500,244,**(% style="color:red" %)0(%%)**,120**
299 -
300 -(% class="wikigeneratedid" id="HUninterruptedmeasurement.Whenthedistanceexceedsthelimit2CtheoutputIOissethighandreportsarereportedeveryfiveminutes.Thetimecanbesetandpoweredbyanexternalpowersupply.UplinkPayloadtotals11bytes." %)
301 -Uninterrupted measurement. When the distance exceeds the limit, the output IO high, instant alarm. Uplink Payload totals 9 bytes.
302 -
303 303  (% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
304 -|(% 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**
305 -|(% style="width:91px" %)Value|(% style="width:41px" %)BAT|(% style="width:176px" %)MOD+Alarm+DO+Limit flag|(% style="width:74px" %)Distance |(% style="width:100px" %)Upper limit|(% style="width:119px" %)Lower limit
306 -
307 -[[image:image-20231209171127-3.png||height="374" width="1209"]]
308 -
309 -(% style="color:blue" %)**MOD & Alarm & Do & Limit flag:**
310 -
311 -(% style="color:red" %)**MOD:**
312 -
313 -**Example: ** (0x60>>6) & 0x3f =1
314 -
315 -**0x01:**  Regularly detect distance and report.
316 -**0x02: ** Uninterrupted measurement (external power supply).
317 -
318 -(% style="color:red" %)**Alarm:**
319 -
320 -When the detection distance exceeds the limit, the alarm flag is set to 1.
321 -
322 -(% style="color:red" %)**DO:**
323 -
324 -When the distance exceeds the set threshold, pull the Do pin high.
325 -
326 -(% style="color:red" %)**Limit flag:**
327 -
328 -Mode for setting threshold: **0~~3**
329 -
330 -**0:** does not use upper and lower limits
331 -
332 -**1:** Use upper and lower limits
333 -
334 -**2:** Less than the upper limit
335 -
336 -**3: **Greater than the lower limit
337 -
338 -
339 -(% style="color:blue" %)**Distance:**
340 -
341 - Actual sampling distance values.
342 -
343 -**Example:**
344 -
345 -**AT+DOL=1,500,244,**(% style="color:red" %)0(%%)**,120  **
346 -
347 -The distance is detected every 120ms.
348 -
349 -When the actual detection value is within the range of [244mm,500mm], the data is uploaded in the normal TDC time.
350 -
351 -When the actual detection value is outside the range of [244mm,500mm], the uplink data will be immediately alerted.
352 -
353 -If payload is: 0708H: distance = 0708H = 1800 mm
354 -
355 -
356 -(% style="color:blue" %)**Upper limit:**
357 -
358 -The upper limit of the threshold cannot exceed 2000mm.
359 -
360 -
361 -(% style="color:blue" %)**Lower limit:**
362 -
363 -The lower limit of the threshold cannot be less than 3mm.
364 -
365 -
366 -* **Set the person or object count mode: AT+DOL=1,500,244,**(% style="color:red" %)1(%%)**,120**
367 -
368 -Continuous measurement, detect and count people or things passing by in distance limit mode. Uplink Payload totals 11 bytes.
369 -
370 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:600px" %)
371 371  |(% 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**
372 -|(% style="width:91px" %)Value|(% style="width:41px" %)BAT|(% style="width:176px" %)MOD+Alarm+Do+Limit flag|(% style="width:176px" %)Distance limit alarm count|(% style="width:100px" %)Upper limit|(% style="width:119px" %)Lower limit
278 +|(% 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
373 373  
374 -[[image:image-20231209173457-5.png||height="277" width="1098"]]
280 +[[image:1701155150328-206.png]]
375 375  
376 376  (% style="color:blue" %)**MOD & Alarm & Do & Limit flag:**
377 377  
... ... @@ -392,32 +392,21 @@
392 392  
393 393  (% style="color:red" %)**Limit flag:**
394 394  
395 -Mode for setting threshold: **0~~3**
301 +Mode for setting threshold: **0~~5**
396 396  
397 397  **0:** does not use upper and lower limits
398 398  
399 399  **1:** Use upper and lower limits
400 400  
401 -**2:** Less than the upper limit
307 +**2:** is less than the lower limit value
402 402  
403 -**3: **Greater than the lower limit
309 +**3:** is greater than the lower limit value
404 404  
311 +**4:** is less than the upper limit
405 405  
406 -(% style="color:blue" %)**Distance limit alarm count:**
313 +**5:** is greater than the upper limit
407 407  
408 -People or objects are collected and counted within a limited distance.
409 409  
410 -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.
411 -
412 -**Example:**
413 -
414 -**AT+DOL=1,500,244,**(% style="color:red" %)1(%%)**,120   **
415 -
416 -People or objects passing within the distance range of [244mm,500mm] are detected and counted every 120ms.
417 -
418 -If payload is: 0x56H, interrupt count =0x56H =86
419 -
420 -
421 421  (% style="color:blue" %)**Upper limit:**
422 422  
423 423  The upper limit of the threshold cannot exceed 2000mm.
... ... @@ -433,7 +433,7 @@
433 433  
434 434  While using TTN network, you can add the payload format to decode the payload.
435 435  
436 -[[image:image-20231206143515-1.png||height="534" width="759"]]
331 +[[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"]]
437 437  
438 438  
439 439  (((
... ... @@ -449,7 +449,7 @@
449 449  
450 450  
451 451  (((
452 -[[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:
347 +[[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:
453 453  )))
454 454  
455 455  
... ... @@ -462,21 +462,17 @@
462 462  )))
463 463  
464 464  
465 -[[image:image-20231207153532-6.png||height="562" width="861"]]
360 +[[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"]]
466 466  
467 467  
468 -[[image:image-20231207155940-8.png]]
363 +[[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"]]
469 469  
470 -For more detailed instructions, refer to the following instructions: [[Welcome - Datacake Docs>>url:https://docs.datacake.de/]]
471 471  
472 -[[image:image-20231207160733-11.png||height="429" width="759"]]
473 -
474 -
475 475  (% style="color:blue" %)**Step 3**(%%)**: Create an account or log in Datacake.**
476 476  
477 477  (% style="color:blue" %)**Step 4**(%%)**: Search the DS20L and add DevEUI.**
478 478  
479 -[[image:image-20231207160343-10.png||height="665" width="705"]]
370 +[[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"]]
480 480  
481 481  
482 482  After added, the sensor data arrive TTN V3, it will also arrive and show in Datacake.
... ... @@ -505,6 +505,8 @@
505 505  
506 506  * LoRaWAN Downlink.  Instruction for different platforms: See [[IoT LoRaWAN Server>>http://wiki.dragino.com/xwiki/bin/view/Main/]] section.
507 507  
399 +
400 +
508 508  == 3.2 General Commands ==
509 509  
510 510  
... ... @@ -522,7 +522,7 @@
522 522  == 3.3 Commands special design for DS20L ==
523 523  
524 524  
525 -Below commands only valid for DS20L, as below:
418 +These commands only valid for DS20L, as below:
526 526  
527 527  
528 528  === 3.3.1 Set Transmit Interval Time ===
... ... @@ -608,6 +608,8 @@
608 608  
609 609  * Example 2: Downlink Payload: 06000003  ~/~/  Set the interrupt mode to rising edge trigger
610 610  
504 +
505 +
611 611  === 3.3.3 Set work mode ===
612 612  
613 613  
... ... @@ -625,10 +625,12 @@
625 625  
626 626  (% style="color:blue" %)**Downlink Command:**
627 627  
628 -* **Example: **0x0A01 ~/~/  Same as AT+MOD=1
523 +* **Example: **0x0A00  ~/~/  Same as AT+MOD=0
629 629  
630 -* **Example:** 0x0A02  ~/~/  Same as AT+MOD=2
525 +* **Example:** 0x0A01  ~/~/  Same as AT+MOD=1
631 631  
527 +
528 +
632 632  === 3.3.4 Set threshold and threshold mode ===
633 633  
634 634  
... ... @@ -646,8 +646,9 @@
646 646  )))
647 647  |(% style="width:172px" %)AT+ DOL =1,1800,100,0,400|(% style="width:279px" %)Set only the upper and lower thresholds|(% style="width:118px" %)OK
648 648  
649 -(% border="1" cellspacing="5" style="background-color:#f2f2f2; width:510px" %)
650 -|=(% 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
546 +
547 +
548 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
651 651  |(% rowspan="11" style="color:blue; width:120px" %)(((
652 652  
653 653  
... ... @@ -660,65 +660,53 @@
660 660  
661 661  
662 662  
663 -**AT+DOL=1,1800,3,0,400**
664 -)))|(% rowspan="4" style="width:240px" %)(((
665 -
666 666  
667 667  
668 668  
669 -The first bit sets the limit mode
670 -)))|(% style="width:150px" %)0: Do not use upper and lower limits
564 +
565 +
566 +
567 +
568 +
569 +
570 +
571 +**AT+DOL=5,1800,0,0,400**
572 +)))|(% rowspan="6" style="width:240px" %)The first bit sets the limit mode|(% style="width:150px" %)0: Do not use upper and lower limits
671 671  |(% style="width:251px" %)1: Use upper and lower limits
672 -|(% style="width:251px" %)2:Less than the upper limit
574 +|(% style="width:251px" %)2: Less than the lower limit
673 673  |(% style="width:251px" %)3: Greater than the lower limit
576 +|(% style="width:251px" %)4: Less than the upper limit
577 +|(% style="width:251px" %)5: Greater than the upper limit
674 674  |(% style="width:226px" %)The second bit sets the upper limit value|(% style="width:251px" %)3~~2000MM
675 675  |(% style="width:226px" %)The third bit sets the lower limit value|(% style="width:251px" %)3~~2000MM
676 676  |(% 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
677 677  |(% style="width:251px" %)1 Person or object counting statistics
678 678  |(% style="width:226px" %)The fifth bit sets the sampling time|(% style="width:251px" %)(((
679 -100~~10000ms
583 +0~~10000ms
680 680  
681 681  
682 682  )))
683 683  
588 +
589 +
684 684  (% style="color:blue" %)**Downlink Command: 0x07**
685 685  
686 -Format: Command Code (0x07) followed by 9 bytes.
592 +Format: Command Code (0x07) followed by 9bytes.
687 687  
688 -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.
594 +* Example 0: Downlink Payload: 070000000000000190  **~-~-->**  AT+MOD=0,0,0,0,400
689 689  
690 -* Example 0: Downlink Payload: 07 00 0000 0000 00 0190  **~-~-->**  AT+MOD=0,0,0,0,400
691 -
692 692  * Example 1: Downlink Payload: 070107080064000190  **~-~-->**  AT+MOD=1,1800,100,0,400
693 693  
694 -* Example 2: Downlink Payload: 070200000064000190  **~-~-->**  AT+MOD=2,1800,100,0,400
598 +* Example 2: Downlink Payload: 070200000064000190  **~-~-->**  AT+MOD=2,0,100,0,400
695 695  
696 -* Example 3: Downlink Payload: 070300000064000190  **~-~-->**  AT+MOD=3,0,100,0,400
600 +* Example 3: Downlink Payload: 070300000064000190  **~-~-->**  AT+MOD=3,1800,100,0,400
697 697  
698 -(% style="color:Red" %)**Note: The over-limit alarm is applied to MOD1 and MOD2.**
602 +* Example 4: Downlink Payload: 070407080000000190  **~-~-->**  AT+MOD=4,0,100,0,400
699 699  
700 -**For example:**
604 +* Example 5: Downlink Payload: 070507080000000190  **~-~-->**  AT+MOD=5,1800,100,0,400
701 701  
702 -* **AT+MOD=1**
703 703  
704 - **AT+DOL=1,500,244,**(% style="color:blue" %)0(%%)**,300**
705 705  
706 -Send data according to the normal TDC time. If the mode limit is exceeded, the alarm flag is set to 1:
707 -
708 -[[image:image-20231211113204-2.png||height="292" width="1093"]]
709 -
710 -* **AT+MOD=2  **
711 -
712 - **AT+DOL=1,500,244,**(% style="color:blue" %)0(%%)**,300**
713 -
714 -If the mode limit is exceeded, the data is immediately uplink and the alarm flag is set to 1:
715 -
716 -[[image:image-20231211114932-3.png||height="277" width="1248"]]
717 -
718 -
719 -
720 -
721 -
722 722  = 4. Battery & Power Consumption =
723 723  
724 724  
... ... @@ -747,6 +747,8 @@
747 747  
748 748  * Update through UART TTL interface: **[[Instruction>>url:http://wiki.dragino.com/xwiki/bin/view/Main/UART%20Access%20for%20LoRa%20ST%20v4%20base%20model/#H1.LoRaSTv4baseHardware]]**.
749 749  
636 +
637 +
750 750  = 6. FAQ =
751 751  
752 752  == 6.1 What is the frequency plan for DS20L? ==
... ... @@ -834,6 +834,8 @@
834 834  
835 835  * (% style="color:red" %)**CN470**(%%): LoRaWAN CN470 band
836 836  
725 +
726 +
837 837  = 9. ​Packing Info =
838 838  
839 839  
... ... @@ -851,6 +851,8 @@
851 851  
852 852  * Weight / pcs : g
853 853  
744 +
745 +
854 854  = 10. Support =
855 855  
856 856  
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