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Last modified by Mengting Qiu on 2023/12/14 11:15
From version 164.1
edited by Mengting Qiu
on 2023/12/11 15:10
Change comment: There is no comment for this version
To version 158.1
edited by Mengting Qiu
on 2023/12/09 17:34
Change comment: Uploaded new attachment "image-20231209173457-5.png", version {1}

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... ... @@ -118,10 +118,6 @@
118 118  
119 119  Press the button for 5 seconds to activate the DS20L.
120 120  
121 -The switch is switched to (% style="color:blue" %)**E** (%%)and the external power supply is used.
122 -
123 -The switch is switched to (% style="color:blue" %)**I** (%%)and the motherboard battery is used for power supply.
124 -
125 125  (% 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.
126 126  
127 127  After join success, it will start to upload messages to TTN and you can see the messages in the panel.
... ... @@ -201,7 +201,7 @@
201 201  === 2.3.2 Uplink Payload, FPORT~=2 ===
202 202  
203 203  
204 -==== (% style="color:red" %)**AT+MOD~=1**(%%) ====
200 +==== (% style="color:red" %)**MOD~=1**(%%) ====
205 205  
206 206  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.
207 207  
... ... @@ -258,91 +258,15 @@
258 258  
259 259  
260 260  
261 -==== (% style="color:red" %)**AT+MOD~=2**(%%)** ** ====
257 +==== (% style="color:red" %)**MOD~=2**(%%)** ** ====
262 262  
259 +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.
263 263  
264 -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.)
265 -
266 -[[image:image-20231128133704-1.png||height="189" width="441"]]
267 -
268 -
269 -* **Set over-limit alarm mode: AT+DOL=3,500,244,**(% style="color:red" %)0(%%)**,120**
270 -
271 -(% class="wikigeneratedid" id="HUninterruptedmeasurement.Whenthedistanceexceedsthelimit2CtheoutputIOissethighandreportsarereportedeveryfiveminutes.Thetimecanbesetandpoweredbyanexternalpowersupply.UplinkPayloadtotals11bytes." %)
272 -Uninterrupted measurement. When the distance exceeds the limit, the output IO high, instant alarm. Uplink Payload totals 9 bytes.
273 -
274 274  (% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
275 -|(% 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**
276 -|(% 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
277 -
278 -[[image:image-20231209171127-3.png||height="374" width="1209"]]
279 -
280 -(% style="color:blue" %)**MOD & Alarm & Do & Limit flag:**
281 -
282 -(% style="color:red" %)**MOD:**
283 -
284 -**Example: ** (0x60>>6) & 0x3f =1
285 -
286 -**0x01:**  Regularly detect distance and report.
287 -**0x02: ** Uninterrupted measurement (external power supply).
288 -
289 -(% style="color:red" %)**Alarm:**
290 -
291 -When the detection distance exceeds the limit, the alarm flag is set to 1.
292 -
293 -(% style="color:red" %)**Do:**
294 -
295 -When the distance exceeds the set threshold, pull the Do pin high.
296 -
297 -(% style="color:red" %)**Limit flag:**
298 -
299 -Mode for setting threshold: **0~~3**
300 -
301 -**0:** does not use upper and lower limits
302 -
303 -**1:** Use upper and lower limits
304 -
305 -**2:** Less than the upper limit
306 -
307 -**3: **Greater than the lower limit
308 -
309 -
310 -(% style="color:blue" %)**Distance:**
311 -
312 - Actual sampling distance values.
313 -
314 -**Example:**
315 -
316 -**AT+DOL=1,500,244,**(% style="color:red" %)0(%%)**,120  **
317 -
318 -The distance is detected every 120ms.
319 -
320 -When the actual detection value is within the range of [244mm,500mm], the data is uploaded in the normal TDC time.
321 -
322 -When the actual detection value is outside the range of [244mm,500mm], the uplink data will be immediately alerted.
323 -
324 -If payload is: 0708H: distance = 0708H = 1800 mm
325 -
326 -
327 -(% style="color:blue" %)**Upper limit:**
328 -
329 -The upper limit of the threshold cannot exceed 2000mm.
330 -
331 -
332 -(% style="color:blue" %)**Lower limit:**
333 -
334 -The lower limit of the threshold cannot be less than 3mm.
335 -
336 -
337 -* **Set the person or object count mode: AT+DOL=1,500,244,**(% style="color:red" %)1(%%)**,120**
338 -
339 -Continuous measurement, detect and count people or things passing by in distance limit mode. Uplink Payload totals 11 bytes.
340 -
341 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:600px" %)
342 342  |(% 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**
343 -|(% 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
263 +|(% 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
344 344  
345 -[[image:image-20231209173457-5.png||height="277" width="1098"]]
265 +[[image:image-20231209155616-2.png||height="271" width="1262"]]
346 346  
347 347  (% style="color:blue" %)**MOD & Alarm & Do & Limit flag:**
348 348  
... ... @@ -374,21 +374,6 @@
374 374  **3: **Greater than the lower limit
375 375  
376 376  
377 -(% style="color:blue" %)**Distance limit alarm count:**
378 -
379 -People or objects are collected and counted within a limited distance.
380 -
381 -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.
382 -
383 -**Example:**
384 -
385 -**AT+DOL=1,500,244,**(% style="color:red" %)1(%%)**,120   **
386 -
387 -People or objects passing within the distance range of [244mm,500mm] are detected and counted every 120ms.
388 -
389 -If payload is: 0x56H, interrupt count =0x56H =86
390 -
391 -
392 392  (% style="color:blue" %)**Upper limit:**
393 393  
394 394  The upper limit of the threshold cannot exceed 2000mm.
... ... @@ -666,30 +666,7 @@
666 666  * Example 2: Downlink Payload: 070200000064000190  **~-~-->**  AT+MOD=2,1800100,0,400
667 667  
668 668  * Example 3: Downlink Payload: 070300000064000190  **~-~-->**  AT+MOD=3,0,100,0,400
669 -*
670 670  
671 -(% style="color:Red" %)**Note: The over-limit alarm is applied to MOD1 and MOD2.** (%%)For example:
672 -
673 -* **AT+MOD=1**
674 -
675 - **AT+DOL=1,500,244,**(% style="color:blue" %)0(%%)**,300**
676 -
677 -Send data according to the normal TDC time. If the mode limit is exceeded, the alarm flag is set to 1:
678 -
679 -[[image:image-20231211113204-2.png||height="292" width="1093"]]
680 -
681 -* **AT+MOD=2  **
682 -
683 - **AT+DOL=1,500,244,**(% style="color:blue" %)0(%%)**,300**
684 -
685 -If the mode limit is exceeded, the data is immediately uplink and the alarm flag is set to 1:
686 -
687 -[[image:image-20231211114932-3.png||height="277" width="1248"]]
688 -
689 -
690 -
691 -
692 -
693 693  = 4. Battery & Power Consumption =
694 694  
695 695  
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