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Last modified by Mengting Qiu on 2023/12/14 11:15
From version 116.1
edited by kai
on 2023/11/11 17:02
Change comment: There is no comment for this version
To version 170.2
edited by Mengting Qiu
on 2023/12/12 10:36
Change comment: There is no comment for this version

Summary

Details

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Author
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1 -XWiki.kai
1 +XWiki.ting
Content
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8 8  
9 9  
10 10  
11 -**Table of Contents：**
11 +**Table of Contents:(% style="display:none" %) (%%)**
12 12  
13 13  {{toc/}}
14 14  
... ... @@ -49,7 +49,6 @@
49 49  
50 50  == 1.3 Specification ==
51 51  
52 -
53 53  (% style="color:#037691" %)**LiDAR Sensor:**
54 54  
55 55  * Operation Temperature: -40 ~~ 80 °C
... ... @@ -60,22 +60,34 @@
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  
69 -**Battery Power Mode:**
65 +(% style="color:#037691" %)**Battery Power Mode:**
70 70  
71 -* Idle: 0.003 mA @ 3.3v
67 +* Idle: 3uA @ 3.3v
72 72  * Max : 360 mA
73 73  
74 -**Continuously mode**:
70 +(% style="color:#037691" %)**Continuously mode**:
75 75  
76 76  * Idle: 21 mA @ 3.3v
77 77  * Max : 360 mA
78 78  
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 +
79 79  = 2. Configure DS20L to connect to LoRaWAN network =
80 80  
81 81  == 2.1 How it works ==
... ... @@ -94,7 +94,7 @@
94 94  
95 95  [[image:image-20231110102635-5.png||height="402" width="807"]](% style="display:none" %)
96 96  
97 -(% style="color:blue" %)**Step 1:**(%%) Create a device in TTN with the OTAA keys from DS20L.
108 +=== Step 1: Create a device in TTN with the OTAA keys from DS20L. ===
98 98  
99 99  Each DS20L is shipped with a sticker with the default device EUI as below:
100 100  
... ... @@ -101,40 +101,36 @@
101 101  [[image:image-20230426084152-1.png||alt="图片-20230426084152-1.png" height="233" width="502"]]
102 102  
103 103  
104 -You can enter this key in the LoRaWAN Server portal. Below is TTN screen shot:
115 +You can enter this key in the LoRaWAN Server portal. Below is TTN V3 screenshot:
105 105  
106 106  
107 107  (% style="color:blue" %)**Register the device**
108 108  
109 -[[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"]]
120 +[[image:image-20231207144600-2.png||height="703" width="756"]]
110 110  
111 111  
112 -(% style="color:blue" %)**Add APP EUI and DEV EUI**
123 +(% style="color:blue" %)**Add DevEUI and AppKey**
113 113  
114 -[[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"]]
125 +[[image:image-20231207145121-5.png||height="540" width="756"]]
115 115  
116 116  
117 -(% style="color:blue" %)**Add APP EUI in the application**
118 118  
129 +=== Step 2: Activate DS20L ===
119 119  
120 -[[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"]]
131 +[[image:image-20231128133704-1.png||height="189" width="441"]]
121 121  
133 +Press the button for 5 seconds to activate the DS20L.
122 122  
123 -(% style="color:blue" %)**Add APP KEY**
135 +The switch is switched to (% style="color:blue" %)**E** (%%)and the external power supply is used.
124 124  
125 -[[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"]]
137 +The switch is switched to (% style="color:blue" %)**I** (%%)and DS20L will be power by the built-in battery.
126 126  
127 -
128 -(% style="color:blue" %)**Step 2:**(%%) Activate on DS20L
129 -
130 -
131 -Press the button for 5 seconds to activate the DS20L.
132 -
133 133  (% 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.
134 134  
135 135  After join success, it will start to upload messages to TTN and you can see the messages in the panel.
136 136  
137 137  
144 +
138 138  == 2.3 ​Uplink Payload ==
139 139  
140 140  === 2.3.1 Device Status, FPORT~=5 ===
... ... @@ -152,9 +152,9 @@
152 152  
153 153  Example parse in TTNv3
154 154  
155 -[[image:image-20230805103904-1.png||height="131" width="711"]]
162 +[[image:image-20231206151412-3.png||height="179" width="1070"]]
156 156  
157 -(% style="color:blue" %)**Sensor Model**(%%): For DS20L, this value is 0x24
164 +(% style="color:blue" %)**Sensor Model**(%%): For DS20L, this value is 0x21
158 158  
159 159  (% style="color:blue" %)**Firmware Version**(%%): 0x0100, Means: v1.0.0 version
160 160  
... ... @@ -208,222 +208,225 @@
208 208  === 2.3.2 Uplink Payload, FPORT~=2 ===
209 209  
210 210  
211 -(((
212 -DS20L will send this uplink **after** Device Status once join the LoRaWAN network successfully. And DS20L will:
218 +==== (% style="color:red" %)**AT+MOD~=1**(%%) ====
213 213  
214 -periodically send this uplink every 20 minutes, this interval [[can be changed>>||anchor="H3.3.1SetTransmitIntervalTime"]].
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.
215 215  
216 -Uplink Payload totals 11 bytes.
217 -)))
222 +**Uplink Payload totals 10 bytes.**
218 218  
219 219  (% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
220 -|=(% style="width: 60px;background-color:#4F81BD;color:white" %)(((
221 -**Size(bytes)**
222 -)))|=(% 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**
223 -|(% style="width:62.5px" %)Value|(% style="width:62.5px" %)[[BAT>>||anchor="HBatteryInfo"]]|(% style="width:62.5px" %)(((
224 -[[Temperature DS18B20>>||anchor="HDS18B20Temperaturesensor"]]
225 -)))|[[Distance>>||anchor="HDistance"]]|[[Distance signal strength>>||anchor="HDistancesignalstrength"]]|(% style="width:122px" %)(((
226 -[[Interrupt flag & Interrupt_level>>||anchor="HInterruptPin26A0InterruptLevel"]]
227 -)))|(% style="width:54px" %)[[LiDAR temp>>||anchor="HLiDARtemp"]]|(% style="width:96px" %)(((
228 -[[Message Type>>||anchor="HMessageType"]]
229 -)))
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
230 230  
231 -[[image:image-20230805104104-2.png||height="136" width="754"]]
228 +**MOD+ Alarm+ Interrupt:**
232 232  
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
233 233  
234 -==== (% style="color:blue" %)**Battery Info**(%%) ====
236 +0: No Alarm;
235 235  
238 +1: Alarm
239 +)))
236 236  
237 -Check the battery voltage for DS20L.
241 +Example parse in TTNv3
238 238  
239 -Ex1: 0x0B45 = 2885mV
243 +[[image:image-20231209152917-1.png||height="300" width="1172"]]
240 240  
241 -Ex2: 0x0B49 = 2889mV
245 +(% style="color:blue" %)**Battery Info:**
242 242  
247 +Check the battery voltage for DS20L
243 243  
244 -==== (% style="color:blue" %)**DS18B20 Temperature sensor**(%%) ====
249 +Ex1: 0x0E10 = 3600mV
245 245  
246 246  
247 -This is optional, user can connect external DS18B20 sensor to the +3.3v, 1-wire and GND pin . and this field will report temperature.
252 +(% style="color:blue" %)**MOD & Alarm & Interrupt:**
248 248  
254 +(% style="color:red" %)**MOD:**
249 249  
250 -**Example**:
256 +**Example: ** (0x60>>6) & 0x3f =1
251 251  
252 -If payload is: 0105H:  (0105 & FC00 == 0), temp = 0105H /10 = 26.1 degree
258 +**0x01:**  Regularly detect distance and report.
259 +**0x02: ** Uninterrupted measurement (external power supply).
253 253  
254 -If payload is: FF3FH :  (FF3F & FC00 == 1) , temp = (FF3FH - 65536)/10 = -19.3 degrees.
261 +(% style="color:red" %)**Alarm:**
255 255  
263 +When the detection distance exceeds the limit, the alarm flag is set to 1.
256 256  
257 -==== (% style="color:blue" %)**Distance**(%%) ====
265 +(% style="color:red" %)**Interrupt:**
258 258  
267 +Whether it is an external interrupt.
259 259  
260 -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.
261 261  
270 +(% style="color:blue" %)**Distance info:**
262 262  
263 263  **Example**:
264 264  
265 -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.
274 +If payload is: 0708H: distance = 0708H = 1800 mm
266 266  
267 267  
268 -==== (% style="color:blue" %)**Distance signal strength**(%%) ====
277 +(% style="color:blue" %)**Sensor State:**
269 269  
279 +Ex1: 0x00: Normal collection distance
270 270  
271 -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.
281 +Ex2: 0x0x: Distance collection is wrong
272 272  
273 273  
274 -**Example**:
284 +(% style="color:blue" %)**Interrupt Count:**
275 275  
276 -If payload is: 01D7(H)=471(D), distance signal strength=471, 471>100,471≠65535, the measured value of Dist is considered credible.
286 +If payload is:000007D0H: count = 07D0H =2000
277 277  
278 -Customers can judge whether they need to adjust the environment based on the signal strength.
279 279  
280 280  
281 -**1) When the sensor detects valid data:**
290 +==== (% style="color:red" %)**AT+MOD~=2**(%%)** ** ====
282 282  
283 -[[image:image-20230805155335-1.png||height="145" width="724"]]
284 284  
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.)
285 285  
286 -**2) When the sensor detects invalid data:**
295 +[[image:image-20231128133704-1.png||height="189" width="441"]]
287 287  
288 -[[image:image-20230805155428-2.png||height="139" width="726"]]
289 289  
298 +* **Set over-limit alarm mode: AT+DOL=3,500,244,**(% style="color:red" %)0(%%)**,120**
290 290  
291 -**3) When the sensor is not connected:**
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.
292 292  
293 -[[image:image-20230805155515-3.png||height="143" width="725"]]
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
294 294  
307 +[[image:image-20231209171127-3.png||height="374" width="1209"]]
295 295  
296 -==== (% style="color:blue" %)**Interrupt Pin & Interrupt Level**(%%) ====
309 +(% style="color:blue" %)**MOD & Alarm & Do & Limit flag:**
297 297  
311 +(% style="color:red" %)**MOD:**
298 298  
299 -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.
313 +**Example: ** (0x60>>6) & 0x3f =1
300 300  
301 -Note: The Internet Pin is a separate pin in the screw terminal. See pin mapping of GPIO_EXTI .
315 +**0x01:**  Regularly detect distance and report.
316 +**0x02: ** Uninterrupted measurement (external power supply).
302 302  
303 -**Example:**
318 +(% style="color:red" %)**Alarm:**
304 304  
305 -If byte[0]&0x01=0x00 : Normal uplink packet.
320 +When the detection distance exceeds the limit, the alarm flag is set to 1.
306 306  
307 -If byte[0]&0x01=0x01 : Interrupt Uplink Packet.
322 +(% style="color:red" %)**DO:**
308 308  
324 +When the distance exceeds the set threshold, pull the Do pin high.
309 309  
310 -==== (% style="color:blue" %)**LiDAR temp**(%%) ====
326 +(% style="color:red" %)**Limit flag:**
311 311  
328 +Mode for setting threshold: **0~~3**
312 312  
313 -Characterize the internal temperature value of the sensor.
330 +**0:** does not use upper and lower limits
314 314  
315 -**Example: **
316 -If payload is: 1C(H) <<24>>24=28(D),LiDAR temp=28℃.
317 -If payload is: F2(H) <<24>>24=-14(D),LiDAR temp=-14℃.
332 +**1:** Use upper and lower limits
318 318  
334 +**2:** Less than the upper limit
319 319  
320 -==== (% style="color:blue" %)**Message Type**(%%) ====
336 +**3: **Greater than the lower limit
321 321  
322 322  
323 -(((
324 -For a normal uplink payload, the message type is always 0x01.
325 -)))
339 +(% style="color:blue" %)**Distance:**
326 326  
327 -(((
328 -Valid Message Type:
329 -)))
341 + Actual sampling distance values.
330 330  
331 -(% border="1" cellspacing="5" style="background-color:#f2f2f2; width:499px" %)
332 -|=(% 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**
333 -|(% style="width:160px" %)0x01|(% style="width:163px" %)Normal Uplink|(% style="width:173px" %)Normal Uplink Payload
334 -|(% style="width:160px" %)0x02|(% style="width:163px" %)Reply configures info|(% style="width:173px" %)Configure Info Payload
343 +**Example:**
335 335  
336 -[[image:image-20230805150315-4.png||height="233" width="723"]]
345 +**AT+DOL=1,500,244,**(% style="color:red" %)0(%%)**,120  **
337 337  
347 +The distance is detected every 120ms.
338 338  
339 -=== 2.3.3 Historical measuring distance, FPORT~=3 ===
349 +When the actual detection value is within the range of [244mm,500mm], the data is uploaded in the normal TDC time.
340 340  
351 +When the actual detection value is outside the range of [244mm,500mm], the uplink data will be immediately alerted.
341 341  
342 -DS20L stores sensor values and users can retrieve these history values via the [[downlink command>>||anchor="H2.5.4Pollsensorvalue"]].
353 +If payload is: 0708H: distance = 0708H = 1800 mm
343 343  
344 -The historical payload includes one or multiplies entries and every entry has the same payload as Real-Time measuring distance.
345 345  
346 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
347 -|=(% style="width: 60px;background-color:#4F81BD;color:white" %)(((
348 -**Size(bytes)**
349 -)))|=(% 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
350 -|(% style="width:62.5px" %)Value|(% style="width:62.5px" %)Interrupt flag & Interrupt_level|(% style="width:62.5px" %)(((
351 -Reserve(0xFF)
352 -)))|Distance|Distance signal strength|(% style="width:88px" %)(((
353 -LiDAR temp
354 -)))|(% style="width:85px" %)Unix TimeStamp
356 +(% style="color:blue" %)**Upper limit:**
355 355  
356 -**Interrupt flag & Interrupt level:**
358 +The upper limit of the threshold cannot exceed 2000mm.
357 357  
358 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:480px" %)
359 -|=(% style="width: 60px;background-color:#4F81BD;color:white" %)(((
360 -**Size(bit)**
361 -)))|=(% 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**
362 -|(% 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" %)(((
363 -Interrupt flag
364 -)))
365 365  
366 -* (((
367 -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.
368 -)))
361 +(% style="color:blue" %)**Lower limit:**
369 369  
370 -For example, in the US915 band, the max payload for different DR is:
363 +The lower limit of the threshold cannot be less than 3mm.
371 371  
372 -**a) DR0:** max is 11 bytes so one entry of data
373 373  
374 -**b) DR1:** max is 53 bytes so devices will upload 4 entries of data (total 44 bytes)
366 +* **Set the person or object count mode: AT+DOL=1,500,244,**(% style="color:red" %)1(%%)**,120**
375 375  
376 -**c) DR2:** total payload includes 11 entries of data
368 +Continuous measurement, detect and count people or things passing by in distance limit mode. Uplink Payload totals 11 bytes.
377 377  
378 -**d) DR3:** total payload includes 22 entries of data.
370 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:600px" %)
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
379 379  
380 -If DS20L doesn't have any data in the polling time. It will uplink 11 bytes of 0
374 +[[image:image-20231209173457-5.png||height="277" width="1098"]]
381 381  
376 +(% style="color:blue" %)**MOD & Alarm & Do & Limit flag:**
382 382  
383 -**Downlink:**
378 +(% style="color:red" %)**MOD:**
384 384  
385 -0x31 64 CC 68 0C 64 CC 69 74 05
380 +**Example: ** (0x60>>6) & 0x3f =1
386 386  
387 -[[image:image-20230805144936-2.png||height="113" width="746"]]
382 +**0x01:**  Regularly detect distance and report.
383 +**0x02: ** Uninterrupted measurement (external power supply).
388 388  
389 -**Uplink:**
385 +(% style="color:red" %)**Alarm:**
390 390  
391 -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
387 +When the detection distance exceeds the limit, the alarm flag is set to 1.
392 392  
389 +(% style="color:red" %)**Do:**
393 393  
394 -**Parsed Value:**
391 +When the distance exceeds the set threshold, pull the Do pin high.
395 395  
396 -[DISTANCE , DISTANCE_SIGNAL_STRENGTH，LIDAR_TEMP，EXTI_STATUS , EXTI_FLAG , TIME]
393 +(% style="color:red" %)**Limit flag:**
397 397  
395 +Mode for setting threshold: **0~~3**
398 398  
399 -[360,176,30,High,True,2023-08-04 02:53:00],
397 +**0:** does not use upper and lower limits
400 400  
401 -[355,168,30,Low,False,2023-08-04 02:53:29],
399 +**1:** Use upper and lower limits
402 402  
403 -[245,211,30,Low,False,2023-08-04 02:54:29],
401 +**2:** Less than the upper limit
404 404  
405 -[57,700,30,Low,False,2023-08-04 02:55:29],
403 +**3: **Greater than the lower limit
406 406  
407 -[361,164,30,Low,True,2023-08-04 02:56:00],
408 408  
409 -[337,184,30,Low,False,2023-08-04 02:56:40],
406 +(% style="color:blue" %)**Distance limit alarm count:**
410 410  
411 -[20,4458,30,Low,False,2023-08-04 02:57:40],
408 +People or objects are collected and counted within a limited distance.
412 412  
413 -[362,173,30,Low,False,2023-08-04 02:58:53],
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.
414 414  
412 +**Example:**
415 415  
416 -**History read from serial port：**
414 +**AT+DOL=1,500,244,**(% style="color:red" %)1(%%)**,120   **
417 417  
418 -[[image:image-20230805145056-3.png]]
416 +People or objects passing within the distance range of [244mm,500mm] are detected and counted every 120ms.
419 419  
418 +If payload is: 0x56H, interrupt count =0x56H =86
420 420  
421 -=== 2.3.4 Decode payload in The Things Network ===
422 422  
421 +(% style="color:blue" %)**Upper limit:**
423 423  
423 +The upper limit of the threshold cannot exceed 2000mm.
424 +
425 +
426 +(% style="color:blue" %)**Lower limit:**
427 +
428 +The lower limit of the threshold cannot be less than 3mm.
429 +
430 +
431 +== 2.4 Decode payload in The Things Network ==
432 +
433 +
424 424  While using TTN network, you can add the payload format to decode the payload.
425 425  
426 -[[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"]]
436 +[[image:image-20231206143515-1.png||height="534" width="759"]]
427 427  
428 428  
429 429  (((
... ... @@ -435,11 +435,11 @@
435 435  )))
436 436  
437 437  
438 -== 2.4 ​Show Data in DataCake IoT Server ==
448 +== 2.5 ​Show Data in DataCake IoT Server ==
439 439  
440 440  
441 441  (((
442 -[[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:
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:
443 443  )))
444 444  
445 445  
... ... @@ -452,96 +452,28 @@
452 452  )))
453 453  
454 454  
455 -[[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"]]
465 +[[image:image-20231207153532-6.png||height="562" width="861"]]
456 456  
457 457  
458 -[[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"]]
468 +[[image:image-20231207155940-8.png]]
459 459  
470 +For more detailed instructions, refer to the following instructions: [[Welcome - Datacake Docs>>url:https://docs.datacake.de/]]
460 460  
472 +[[image:image-20231207160733-11.png||height="429" width="759"]]
473 +
474 +
461 461  (% style="color:blue" %)**Step 3**(%%)**: Create an account or log in Datacake.**
462 462  
463 463  (% style="color:blue" %)**Step 4**(%%)**: Search the DS20L and add DevEUI.**
464 464  
465 -[[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"]]
479 +[[image:image-20231207160343-10.png||height="665" width="705"]]
466 466  
467 467  
468 468  After added, the sensor data arrive TTN V3, it will also arrive and show in Datacake.
469 469  
470 -[[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"]]
484 +[[image:image-20231129100454-2.png||height="501" width="928"]]
471 471  
472 472  
473 -== 2.5 Datalog Feature ==
474 -
475 -
476 -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.
477 -
478 -
479 -=== 2.5.1 Ways to get datalog via LoRaWAN ===
480 -
481 -
482 -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.
483 -
484 -* (((
485 -a) DS20L will do an ACK check for data records sending to make sure every data arrive server.
486 -)))
487 -* (((
488 -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.
489 -)))
490 -
491 -=== 2.5.2 Unix TimeStamp ===
492 -
493 -
494 -DS20L uses Unix TimeStamp format based on
495 -
496 -[[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"]]
497 -
498 -User can get this time from link:  [[https:~~/~~/www.epochconverter.com/>>url:https://www.epochconverter.com/]] :
499 -
500 -Below is the converter example
501 -
502 -[[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"]]
503 -
504 -
505 -So, we can use AT+TIMESTAMP=1611889405 or downlink 3060137afd00 to set the current time 2021 – Jan ~-~- 29 Friday 03:03:25
506 -
507 -
508 -=== 2.5.3 Set Device Time ===
509 -
510 -
511 -User need to set (% style="color:blue" %)**SYNCMOD=1**(%%) to enable sync time via MAC command.
512 -
513 -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).
514 -
515 -(% 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.**
516 -
517 -
518 -=== 2.5.4 Poll sensor value ===
519 -
520 -
521 -Users can poll sensor values based on timestamps. Below is the downlink command.
522 -
523 -(% border="1" cellspacing="5" style="background-color:#f2f2f2; width:425.818px" %)
524 -|(% colspan="4" style="background-color:#4f81bd; color:white; width:423px" %)**Downlink Command to poll Open/Close status (0x31)**
525 -|(% style="width:58px" %)**1byte**|(% style="width:127px" %)**4bytes**|(% style="width:124px" %)**4bytes**|(% style="width:114px" %)**1byte**
526 -|(% style="width:58px" %)31|(% style="width:127px" %)Timestamp start|(% style="width:124px" %)Timestamp end|(% style="width:114px" %)Uplink Interval
527 -
528 -(((
529 -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.
530 -)))
531 -
532 -(((
533 -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"]]
534 -)))
535 -
536 -(((
537 -Is to check 2021/11/12 12:00:00 to 2021/11/12 15:00:00's data
538 -)))
539 -
540 -(((
541 -Uplink Internal =5s，means DS20L will send one packet every 5s. range 5~~255s.
542 -)))
543 -
544 -
545 545  == 2.6 Frequency Plans ==
546 546  
547 547  
... ... @@ -550,7 +550,7 @@
550 550  [[http:~~/~~/wiki.dragino.com/xwiki/bin/view/Main/End%20Device%20Frequency%20Band/>>http://wiki.dragino.com/xwiki/bin/view/Main/End%20Device%20Frequency%20Band/]]
551 551  
552 552  
553 -3. Configure DS20L
495 += 3. Configure DS20L =
554 554  
555 555  == 3.1 Configure Methods ==
556 556  
... ... @@ -580,7 +580,7 @@
580 580  == 3.3 Commands special design for DS20L ==
581 581  
582 582  
583 -These commands only valid for DS20L, as below:
525 +Below commands only valid for DS20L, as below:
584 584  
585 585  
586 586  === 3.3.1 Set Transmit Interval Time ===
... ... @@ -622,7 +622,7 @@
622 622  Example 1: Downlink Payload: 0100001E  ~/~/ Set Transmit Interval (TDC) = 30 seconds
623 623  )))
624 624  * (((
625 -Example 2: Downlink Payload: 0100003C  ~/~/ Set Transmit Interval (TDC) = 60 seconds 
567 +Example 2: Downlink Payload: 0100003C  ~/~/ Set Transmit Interval (TDC) = 60 seconds
626 626  
627 627  
628 628  
... ... @@ -645,7 +645,7 @@
645 645  the mode is 0 =Disable Interrupt
646 646  )))
647 647  |(% style="width:154px" %)(((
648 -AT+INTMOD=2
590 +AT+INTMOD=3
649 649  
650 650  (default)
651 651  )))|(% style="width:196px" %)(((
... ... @@ -666,6 +666,117 @@
666 666  
667 667  * Example 2: Downlink Payload: 06000003  ~/~/  Set the interrupt mode to rising edge trigger
668 668  
611 +=== 3.3.3 Set work mode ===
612 +
613 +
614 +Feature: Switch working mode
615 +
616 +(% style="color:blue" %)**AT Command: AT+MOD**
617 +
618 +(% border="1" cellspacing="5" style="background-color:#f2f2f2; width:510px" %)
619 +|=(% 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**
620 +|(% style="width:162px" %)AT+MOD=?|(% style="width:191px" %)Get the current working mode.|(% style="width:106px" %)OK
621 +|(% style="width:162px" %)AT+MOD=1|(% style="width:191px" %)Set the working mode to Regular measurements.|(% style="width:106px" %)(((
622 +OK
623 +Attention:Take effect after ATZ
624 +)))
625 +
626 +(% style="color:blue" %)**Downlink Command:**
627 +
628 +* **Example: **0x0A01 ~/~/  Same as AT+MOD=1
629 +
630 +* **Example:** 0x0A02  ~/~/  Same as AT+MOD=2
631 +
632 +=== 3.3.4 Set threshold and threshold mode ===
633 +
634 +
635 +Feature, Set threshold and threshold mode
636 +
637 +When (% style="color:#037691" %)**AT+DOL=0,0,0,0,400**(%%) is set, No threshold is used, the sampling time is 400ms.
638 +
639 +(% style="color:blue" %)**AT Command: AT+DOL**
640 +
641 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
642 +|(% 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**
643 +|(% style="width:172px" %)AT+ DOL =?|(% style="width:279px" %)Get the current threshold mode and sampling time|(% style="width:118px" %)(((
644 +0,0,0,0,400
645 +OK
646 +)))
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 +
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
651 +|(% rowspan="11" style="color:blue; width:120px" %)(((
652 +
653 +
654 +
655 +
656 +
657 +
658 +
659 +
660 +
661 +
662 +
663 +**AT+DOL=1,1800,3,0,400**
664 +)))|(% rowspan="4" style="width:240px" %)(((
665 +
666 +
667 +
668 +
669 +The first bit sets the limit mode
670 +)))|(% style="width:150px" %)0: Do not use upper and lower limits
671 +|(% style="width:251px" %)1: Use upper and lower limits
672 +|(% style="width:251px" %)2:Less than the upper limit
673 +|(% style="width:251px" %)3: Greater than the lower limit
674 +|(% style="width:226px" %)The second bit sets the upper limit value|(% style="width:251px" %)3~~2000MM
675 +|(% style="width:226px" %)The third bit sets the lower limit value|(% style="width:251px" %)3~~2000MM
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 +|(% style="width:251px" %)1 Person or object counting statistics
678 +|(% style="width:226px" %)The fifth bit sets the sampling time|(% style="width:251px" %)(((
679 +100~~10000ms
680 +
681 +
682 +)))
683 +
684 +(% style="color:blue" %)**Downlink Command: 0x07**
685 +
686 +Format: Command Code (0x07) followed by 9 bytes.
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.
689 +
690 +* Example 0: Downlink Payload: 07 00 0000 0000 00 0190  **~-~-->**  AT+MOD=0,0,0,0,400
691 +
692 +* Example 1: Downlink Payload: 070107080064000190  **~-~-->**  AT+MOD=1,1800,100,0,400
693 +
694 +* Example 2: Downlink Payload: 070200000064000190  **~-~-->**  AT+MOD=2,1800,100,0,400
695 +
696 +* Example 3: Downlink Payload: 070300000064000190  **~-~-->**  AT+MOD=3,0,100,0,400
697 +
698 +(% style="color:Red" %)**Note: The over-limit alarm is applied to MOD1 and MOD2.**
699 +
700 +**For example:**
701 +
702 +* **AT+MOD=1**
703 +
704 + **AT+DOL=1,500,244,**(% style="color:blue" %)0(%%)**,300**
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 +
669 669  = 4. Battery & Power Consumption =
670 670  
671 671  
... ... @@ -702,6 +702,33 @@
702 702  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"]]
703 703  
704 704  
758 +== 6.2 DS20L programming line ==
759 +
760 +
761 +缺图 后续补上
762 +
763 +feature:
764 +
765 +for AT commands
766 +
767 +Update the firmware of DS20L
768 +
769 +Support interrupt mode
770 +
771 +
772 +== 6.3 LiDAR probe position ==
773 +
774 +
775 +[[image:1701155390576-216.png||height="285" width="307"]]
776 +
777 +The black oval hole in the picture is the LiDAR probe.
778 +
779 +
780 +== 6.4 Interface definition ==
781 +
782 +[[image:image-20231128151132-2.png||height="305" width="557"]]
783 +
784 +
705 705  = 7. Trouble Shooting =
706 706  
707 707  == 7.1 AT Command input doesn't work ==
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