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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 120.1
edited by Xiaoling
on 2023/11/28 14:29
Change comment: Uploaded new attachment "1701152946067-561.png", version {1}

Summary

Details

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1 -XWiki.ting
1 +XWiki.Xiaoling
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8 8  
9 9  
10 10  
11 -**Table of Contents:(% style="display:none" %) (%%)**
11 +**Table of Contents：**
12 12  
13 13  {{toc/}}
14 14  
... ... @@ -91,7 +91,7 @@
91 91  
92 92  [[image:image-20231110102635-5.png||height="402" width="807"]](% style="display:none" %)
93 93  
94 -=== Step 1: Create a device in TTN with the OTAA keys from DS20L. ===
94 +(% style="color:blue" %)**Step 1:**(%%) Create a device in TTN with the OTAA keys from DS20L.
95 95  
96 96  Each DS20L is shipped with a sticker with the default device EUI as below:
97 97  
... ... @@ -98,36 +98,41 @@
98 98  [[image:image-20230426084152-1.png||alt="图片-20230426084152-1.png" height="233" width="502"]]
99 99  
100 100  
101 -You can enter this key in the LoRaWAN Server portal. Below is TTN V3 screenshot:
101 +You can enter this key in the LoRaWAN Server portal. Below is TTN screen shot:
102 102  
103 103  
104 104  (% style="color:blue" %)**Register the device**
105 105  
106 -[[image:image-20231207144600-2.png||height="703" width="756"]]
106 +[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LSN50v2-S31-S31B%20LoRaWAN%20Temperature%20%26%20Humidity%20Sensor%20User%20Manual/WebHome/1654935135620-998.png?rev=1.1||alt="1654935135620-998.png"]]
107 107  
108 108  
109 -(% style="color:blue" %)**Add DevEUI and AppKey**
109 +(% style="color:blue" %)**Add APP EUI and DEV EUI**
110 110  
111 -[[image:image-20231207145121-5.png||height="540" width="756"]]
111 +[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LSN50v2-S31-S31B%20LoRaWAN%20Temperature%20%26%20Humidity%20Sensor%20User%20Manual/WebHome/image-20220611161308-4.png?width=753&height=551&rev=1.1||alt="图片-20220611161308-4.png"]]
112 112  
113 113  
114 +(% style="color:blue" %)**Add APP EUI in the application**
114 114  
115 -=== Step 2: Activate on DS20L ===
116 116  
117 -[[image:image-20231128133704-1.png||height="189" width="441"]]
117 +[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LSN50v2-S31-S31B%20LoRaWAN%20Temperature%20%26%20Humidity%20Sensor%20User%20Manual/WebHome/image-20220611161308-5.png?width=742&height=601&rev=1.1||alt="图片-20220611161308-5.png"]]
118 118  
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.
120 +(% style="color:blue" %)**Add APP KEY**
122 122  
123 -The switch is switched to (% style="color:blue" %)**I** (%%)and the motherboard battery is used for power supply.
122 +[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LSN50v2-S31-S31B%20LoRaWAN%20Temperature%20%26%20Humidity%20Sensor%20User%20Manual/WebHome/image-20220611161308-6.png?width=744&height=485&rev=1.1||alt="图片-20220611161308-6.png"]]
124 124  
124 +
125 +(% style="color:blue" %)**Step 2:**(%%) Activate on DS20L
126 +
127 +[[image:image-20231128133704-1.png||height="189" width="441"]]
128 +
129 +Press the button for 5 seconds to activate the DS20L.
130 +
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.
128 128  
129 129  
130 -
131 131  == 2.3 ​Uplink Payload ==
132 132  
133 133  === 2.3.1 Device Status, FPORT~=5 ===
... ... @@ -145,7 +145,7 @@
145 145  
146 146  Example parse in TTNv3
147 147  
148 -[[image:image-20231206151412-3.png||height="179" width="1070"]]
153 +[[image:1701149922873-259.png]]
149 149  
150 150  (% style="color:blue" %)**Sensor Model**(%%): For DS20L, this value is 0x21
151 151  
... ... @@ -201,210 +201,222 @@
201 201  === 2.3.2 Uplink Payload, FPORT~=2 ===
202 202  
203 203  
204 -==== (% style="color:red" %)**AT+MOD~=1**(%%) ====
209 +(((
210 +DS20L will send this uplink **after** Device Status once join the LoRaWAN network successfully. And DS20L will:
205 205  
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.
212 +periodically send this uplink every 20 minutes, this interval [[can be changed>>||anchor="H3.3.1SetTransmitIntervalTime"]].
207 207  
208 -Uplink Payload totals 10 bytes.
214 +Uplink Payload totals 11 bytes.
215 +)))
209 209  
210 210  (% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
211 -|(% 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**
212 -|(% 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
218 +|=(% style="width: 60px;background-color:#4F81BD;color:white" %)(((
219 +**Size(bytes)**
220 +)))|=(% style="width: 30px;background-color:#4F81BD;color:white" %)**2**|=(% style="width: 80px;background-color:#4F81BD;color:white" %)**2**|=(% style="width: 50px;background-color:#4F81BD;color:white" %)**2**|=(% style="width: 70px;background-color:#4F81BD;color:white" %)**2**|=(% style="background-color:#4F81BD;color:white; width: 80px;" %)**1**|=(% style="background-color: #4F81BD;color:white; width: 70px;" %)**1**|=(% style="background-color: #4F81BD;color:white; width: 70px;" %)**1**
221 +|(% style="width:62.5px" %)Value|(% style="width:62.5px" %)[[BAT>>||anchor="HBatteryInfo"]]|(% style="width:62.5px" %)(((
222 +[[Temperature DS18B20>>||anchor="HDS18B20Temperaturesensor"]]
223 +)))|[[Distance>>||anchor="HDistance"]]|[[Distance signal strength>>||anchor="HDistancesignalstrength"]]|(% style="width:122px" %)(((
224 +[[Interrupt flag & Interrupt_level>>||anchor="HInterruptPin26A0InterruptLevel"]]
225 +)))|(% style="width:54px" %)[[LiDAR temp>>||anchor="HLiDARtemp"]]|(% style="width:96px" %)(((
226 +[[Message Type>>||anchor="HMessageType"]]
227 +)))
213 213  
214 -[[image:image-20231209152917-1.png||height="300" width="1172"]]
229 +[[image:image-20230805104104-2.png||height="136" width="754"]]
215 215  
216 -(% style="color:blue" %)**Battery Info:**
217 217  
218 -Check the battery voltage for DS20L
232 +==== (% style="color:blue" %)**Battery Info**(%%) ====
219 219  
220 -Ex1: 0x0E10 = 3600mV
221 221  
235 +Check the battery voltage for DS20L.
222 222  
223 -(% style="color:blue" %)**MOD & Alarm & Interrupt:**
237 +Ex1: 0x0B45 = 2885mV
224 224  
225 -(% style="color:red" %)**MOD:**
239 +Ex2: 0x0B49 = 2889mV
226 226  
227 -**Example: ** (0x60>>6) & 0x3f =1
228 228  
229 -**0x01:**  Regularly detect distance and report.
230 -**0x02: ** Uninterrupted measurement (external power supply).
242 +==== (% style="color:blue" %)**DS18B20 Temperature sensor**(%%) ====
231 231  
232 -(% style="color:red" %)**Alarm:**
233 233  
234 -When the detection distance exceeds the limit, the alarm flag is set to 1.
245 +This is optional, user can connect external DS18B20 sensor to the +3.3v, 1-wire and GND pin . and this field will report temperature.
235 235  
236 -(% style="color:red" %)**Interrupt:**
237 237  
238 -Whether it is an external interrupt.
239 -
240 -
241 -(% style="color:blue" %)**Distance info:**
242 -
243 243  **Example**:
244 244  
245 -If payload is: 0708H: distance = 0708H = 1800 mm
250 +If payload is: 0105H:  (0105 & FC00 == 0), temp = 0105H /10 = 26.1 degree
246 246  
252 +If payload is: FF3FH :  (FF3F & FC00 == 1) , temp = (FF3FH - 65536)/10 = -19.3 degrees.
247 247  
248 -(% style="color:blue" %)**Sensor State:**
249 249  
250 -Ex1: 0x00: Normal collection distance
255 +==== (% style="color:blue" %)**Distance**(%%) ====
251 251  
252 -Ex2 0x0x: Distance collection is wrong
253 253  
258 +Represents the distance value of the measurement output, the default unit is cm, and the value range parsed as a decimal number is 0-1200. In actual use, when the signal strength value Strength.
254 254  
255 -(% style="color:blue" %)**Interript Count:**
256 256  
257 -If payload is:000007D0H: count = 07D0H =2000
261 +**Example**:
258 258  
263 +If the data you get from the register is 0x0B 0xEA, the distance between the sensor and the measured object is 0BEA(H) = 3050 (D)/10 = 305cm.
259 259  
260 260  
261 -==== (% style="color:red" %)**AT+MOD~=2**(%%)** ** ====
266 +==== (% style="color:blue" %)**Distance signal strength**(%%) ====
262 262  
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.)
269 +Refers to the signal strength, the default output value will be between 0-65535. When the distance measurement gear is fixed, the farther the distance measurement is, the lower the signal strength; the lower the target reflectivity, the lower the signal strength. When Strength is greater than 100 and not equal to 65535, the measured value of Dist is considered credible.
265 265  
266 -[[image:image-20231128133704-1.png||height="189" width="441"]]
267 267  
272 +**Example**:
268 268  
269 -* **Set over-limit alarm mode: AT+DOL=3,500,244,**(% style="color:red" %)0(%%)**,120**
274 +If payload is: 01D7(H)=471(D), distance signal strength=471, 471>100,471≠65535, the measured value of Dist is considered credible.
270 270  
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.
276 +Customers can judge whether they need to adjust the environment based on the signal strength.
273 273  
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
277 277  
278 -[[image:image-20231209171127-3.png||height="374" width="1209"]]
279 +**1) When the sensor detects valid data:**
279 279  
280 -(% style="color:blue" %)**MOD & Alarm & Do & Limit flag:**
281 +[[image:image-20230805155335-1.png||height="145" width="724"]]
281 281  
282 -(% style="color:red" %)**MOD:**
283 283  
284 -**Example: ** (0x60>>6) & 0x3f =1
284 +**2) When the sensor detects invalid data:**
285 285  
286 -**0x01:**  Regularly detect distance and report.
287 -**0x02: ** Uninterrupted measurement (external power supply).
286 +[[image:image-20230805155428-2.png||height="139" width="726"]]
288 288  
289 -(% style="color:red" %)**Alarm:**
290 290  
291 -When the detection distance exceeds the limit, the alarm flag is set to 1.
289 +**3) When the sensor is not connected:**
292 292  
293 -(% style="color:red" %)**Do:**
291 +[[image:image-20230805155515-3.png||height="143" width="725"]]
294 294  
295 -When the distance exceeds the set threshold, pull the Do pin high.
296 296  
297 -(% style="color:red" %)**Limit flag:**
294 +==== (% style="color:blue" %)**Interrupt Pin & Interrupt Level**(%%) ====
298 298  
299 -Mode for setting threshold: **0~~3**
300 300  
301 -**0:** does not use upper and lower limits
297 +This data field shows if this packet is generated by interrupt or not. [[Click here>>||anchor="H3.3.2SetInterruptMode"]] for the hardware and software set up.
302 302  
303 -**1:** Use upper and lower limits
299 +Note: The Internet Pin is a separate pin in the screw terminal. See pin mapping of GPIO_EXTI .
304 304  
305 -**2:** Less than the upper limit
301 +**Example:**
306 306  
307 -**3: **Greater than the lower limit
303 +If byte[0]&0x01=0x00 : Normal uplink packet.
308 308  
305 +If byte[0]&0x01=0x01 : Interrupt Uplink Packet.
309 309  
310 -(% style="color:blue" %)**Distance:**
311 311  
312 - Actual sampling distance values.
308 +==== (% style="color:blue" %)**LiDAR temp**(%%) ====
313 313  
314 -**Example:**
315 315  
316 -**AT+DOL=1,500,244,**(% style="color:red" %)0(%%)**,120  **
311 +Characterize the internal temperature value of the sensor.
317 317  
318 -The distance is detected every 120ms.
313 +**Example: **
314 +If payload is: 1C(H) <<24>>24=28(D),LiDAR temp=28℃.
315 +If payload is: F2(H) <<24>>24=-14(D),LiDAR temp=-14℃.
319 319  
320 -When the actual detection value is within the range of [244mm,500mm], the data is uploaded in the normal TDC time.
321 321  
322 -When the actual detection value is outside the range of [244mm,500mm], the uplink data will be immediately alerted.
318 +==== (% style="color:blue" %)**Message Type**(%%) ====
323 323  
324 -If payload is: 0708H: distance = 0708H = 1800 mm
325 325  
321 +(((
322 +For a normal uplink payload, the message type is always 0x01.
323 +)))
326 326  
327 -(% style="color:blue" %)**Upper limit:**
325 +(((
326 +Valid Message Type:
327 +)))
328 328  
329 -The upper limit of the threshold cannot exceed 2000mm.
329 +(% border="1" cellspacing="5" style="background-color:#f2f2f2; width:499px" %)
330 +|=(% style="width: 161px;background-color:#4F81BD;color:white" %)**Message Type Code**|=(% style="width: 164px;background-color:#4F81BD;color:white" %)**Description**|=(% style="width: 174px;background-color:#4F81BD;color:white" %)**Payload**
331 +|(% style="width:160px" %)0x01|(% style="width:163px" %)Normal Uplink|(% style="width:173px" %)Normal Uplink Payload
332 +|(% style="width:160px" %)0x02|(% style="width:163px" %)Reply configures info|(% style="width:173px" %)Configure Info Payload
330 330  
334 +[[image:image-20230805150315-4.png||height="233" width="723"]]
331 331  
332 -(% style="color:blue" %)**Lower limit:**
333 333  
334 -The lower limit of the threshold cannot be less than 3mm.
337 +=== 2.3.3 Historical measuring distance, FPORT~=3 ===
335 335  
336 336  
337 -* **Set the person or object count mode: AT+DOL=1,500,244,**(% style="color:red" %)1(%%)**,120**
340 +DS20L stores sensor values and users can retrieve these history values via the [[downlink command>>||anchor="H2.5.4Pollsensorvalue"]].
338 338  
339 -Continuous measurement, detect and count people or things passing by in distance limit mode. Uplink Payload totals 11 bytes.
342 +The historical payload includes one or multiplies entries and every entry has the same payload as Real-Time measuring distance.
340 340  
341 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:600px" %)
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
344 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
345 +|=(% style="width: 60px;background-color:#4F81BD;color:white" %)(((
346 +**Size(bytes)**
347 +)))|=(% style="width: 80px;background-color:#4F81BD;color:white" %)1|=(% style="width: 80px;background-color:#4F81BD;color:white" %)**1**|=(% style="width: 50px;background-color:#4F81BD;color:white" %)**2**|=(% style="width: 70px;background-color:#4F81BD;color:white" %)**2**|=(% style="background-color:#4F81BD; color: white; width: 85px;" %)**1**|=(% style="background-color: #4F81BD; color: white; width: 85px;" %)4
348 +|(% style="width:62.5px" %)Value|(% style="width:62.5px" %)Interrupt flag & Interrupt_level|(% style="width:62.5px" %)(((
349 +Reserve(0xFF)
350 +)))|Distance|Distance signal strength|(% style="width:88px" %)(((
351 +LiDAR temp
352 +)))|(% style="width:85px" %)Unix TimeStamp
344 344  
345 -[[image:image-20231209173457-5.png||height="277" width="1098"]]
354 +**Interrupt flag & Interrupt level:**
346 346  
347 -(% style="color:blue" %)**MOD & Alarm & Do & Limit flag:**
356 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:480px" %)
357 +|=(% style="width: 60px;background-color:#4F81BD;color:white" %)(((
358 +**Size(bit)**
359 +)))|=(% style="width: 90px;background-color:#4F81BD;color:white" %)**bit7**|=(% style="width: 90px;background-color:#4F81BD;color:white" %)**bit6**|=(% style="width: 60px;background-color:#4F81BD;color:white" %)**[bit5:bit2]**|=(% style="width: 90px; background-color: #4F81BD; color: white;" %)**bit1**|=(% style="background-color: #4F81BD; color: white; width: 90px;" %)**bit0**
360 +|(% style="width:62.5px" %)Value|(% style="width:62.5px" %)No ACK message|(% style="width:62.5px" %)Poll Message Flag|Reserve|(% style="width:91px" %)Interrupt level|(% style="width:88px" %)(((
361 +Interrupt flag
362 +)))
348 348  
349 -(% style="color:red" %)**MOD:**
364 +* (((
365 +Each data entry is 11 bytes and has the same structure as [[Uplink Payload>>||anchor="H2.3.2UplinkPayload2CFPORT3D2"]], to save airtime and battery, DS20L will send max bytes according to the current DR and Frequency bands.
366 +)))
350 350  
351 -**Example: ** (0x60>>6) & 0x3f =1
368 +For example, in the US915 band, the max payload for different DR is:
352 352  
353 -**0x01:**  Regularly detect distance and report.
354 -**0x02: ** Uninterrupted measurement (external power supply).
370 +**a) DR0:** max is 11 bytes so one entry of data
355 355  
356 -(% style="color:red" %)**Alarm:**
372 +**b) DR1:** max is 53 bytes so devices will upload 4 entries of data (total 44 bytes)
357 357  
358 -When the detection distance exceeds the limit, the alarm flag is set to 1.
374 +**c) DR2:** total payload includes 11 entries of data
359 359  
360 -(% style="color:red" %)**Do:**
376 +**d) DR3:** total payload includes 22 entries of data.
361 361  
362 -When the distance exceeds the set threshold, pull the Do pin high.
378 +If DS20L doesn't have any data in the polling time. It will uplink 11 bytes of 0
363 363  
364 -(% style="color:red" %)**Limit flag:**
365 365  
366 -Mode for setting threshold: **0~~3**
381 +**Downlink:**
367 367  
368 -**0:** does not use upper and lower limits
383 +0x31 64 CC 68 0C 64 CC 69 74 05
369 369  
370 -**1:** Use upper and lower limits
385 +[[image:image-20230805144936-2.png||height="113" width="746"]]
371 371  
372 -**2:** Less than the upper limit
387 +**Uplink:**
373 373  
374 -**3: **Greater than the lower limit
389 +43 FF 0E 10 00 B0 1E 64 CC 68 0C 40 FF 0D DE 00 A8 1E 64 CC 68 29 40 FF 09 92 00 D3 1E 64 CC 68 65 40 FF 02 3A 02 BC 1E 64 CC 68 A1 41 FF 0E 1A 00 A4 1E 64 CC 68 C0 40 FF 0D 2A 00 B8 1E 64 CC 68 E8 40 FF 00 C8 11 6A 1E 64 CC 69 24 40 FF 0E 24 00 AD 1E 64 CC 69 6D
375 375  
376 376  
377 -(% style="color:blue" %)**Distance limit alarm count:**
392 +**Parsed Value:**
378 378  
379 -People or objects are collected and counted within a limited distance.
394 +[DISTANCE , DISTANCE_SIGNAL_STRENGTH，LIDAR_TEMP，EXTI_STATUS , EXTI_FLAG , TIME]
380 380  
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.
382 382  
383 -**Example:**
397 +[360,176,30,High,True,2023-08-04 02:53:00],
384 384  
385 -**AT+DOL=1,500,244,**(% style="color:red" %)1(%%)**,120   **
399 +[355,168,30,Low,False,2023-08-04 02:53:29],
386 386  
387 -People or objects passing within the distance range of [244mm,500mm] are detected and counted every 120ms.
401 +[245,211,30,Low,False,2023-08-04 02:54:29],
388 388  
389 -If payload is: 0x56H, interrupt count =0x56H =86
403 +[57,700,30,Low,False,2023-08-04 02:55:29],
390 390  
405 +[361,164,30,Low,True,2023-08-04 02:56:00],
391 391  
392 -(% style="color:blue" %)**Upper limit:**
407 +[337,184,30,Low,False,2023-08-04 02:56:40],
393 393  
394 -The upper limit of the threshold cannot exceed 2000mm.
409 +[20,4458,30,Low,False,2023-08-04 02:57:40],
395 395  
411 +[362,173,30,Low,False,2023-08-04 02:58:53],
396 396  
397 -(% style="color:blue" %)**Lower limit:**
398 398  
399 -The lower limit of the threshold cannot be less than 3mm.
414 +**History read from serial port：**
400 400  
416 +[[image:image-20230805145056-3.png]]
401 401  
402 -== 2.4 Decode payload in The Things Network ==
403 403  
419 +=== 2.3.4 Decode payload in The Things Network ===
404 404  
421 +
405 405  While using TTN network, you can add the payload format to decode the payload.
406 406  
407 -[[image:image-20231206143515-1.png||height="534" width="759"]]
424 +[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LLDS12-LoRaWAN%20LiDAR%20ToF%20Distance%20Sensor%20User%20Manual/WebHome/1654592762713-715.png?rev=1.1||alt="1654592762713-715.png"]]
408 408  
409 409  
410 410  (((
... ... @@ -416,7 +416,7 @@
416 416  )))
417 417  
418 418  
419 -== 2.5 ​Show Data in DataCake IoT Server ==
436 +== 2.4 ​Show Data in DataCake IoT Server ==
420 420  
421 421  
422 422  (((
... ... @@ -433,29 +433,25 @@
433 433  )))
434 434  
435 435  
436 -[[image:image-20231207153532-6.png||height="562" width="861"]]
453 +[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LDDS75%20-%20LoRaWAN%20Distance%20Detection%20Sensor%20User%20Manual/WebHome/1654592790040-760.png?rev=1.1||alt="1654592790040-760.png"]]
437 437  
438 438  
439 -[[image:image-20231207155940-8.png]]
456 +[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LDDS75%20-%20LoRaWAN%20Distance%20Detection%20Sensor%20User%20Manual/WebHome/1654592800389-571.png?rev=1.1||alt="1654592800389-571.png"]]
440 440  
441 -For more detailed instructions, refer to the following instructions: [[Welcome - Datacake Docs>>url:https://docs.datacake.de/]]
442 442  
443 -[[image:image-20231207160733-11.png||height="429" width="759"]]
444 -
445 -
446 446  (% style="color:blue" %)**Step 3**(%%)**: Create an account or log in Datacake.**
447 447  
448 448  (% style="color:blue" %)**Step 4**(%%)**: Search the DS20L and add DevEUI.**
449 449  
450 -[[image:image-20231207160343-10.png||height="665" width="705"]]
463 +[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LDDS75%20-%20LoRaWAN%20Distance%20Detection%20Sensor%20User%20Manual/WebHome/1654851029373-510.png?rev=1.1||alt="1654851029373-510.png"]]
451 451  
452 452  
453 453  After added, the sensor data arrive TTN V3, it will also arrive and show in Datacake.
454 454  
455 -[[image:image-20231129100454-2.png||height="501" width="928"]]
468 +[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LDDS75%20-%20LoRaWAN%20Distance%20Detection%20Sensor%20User%20Manual/WebHome/image-20220610165129-11.png?width=1088&height=595&rev=1.1||alt="image-20220610165129-11.png"]]
456 456  
457 457  
458 -== 2.6 Frequency Plans ==
471 +== 2.5 Frequency Plans ==
459 459  
460 460  
461 461  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.
... ... @@ -536,9 +536,6 @@
536 536  )))
537 537  * (((
538 538  Example 2: Downlink Payload: 0100003C  ~/~/ Set Transmit Interval (TDC) = 60 seconds
539 -
540 -
541 -
542 542  )))
543 543  
544 544  === 3.3.2 Set Interrupt Mode ===
... ... @@ -579,9 +579,10 @@
579 579  
580 580  * Example 2: Downlink Payload: 06000003  ~/~/  Set the interrupt mode to rising edge trigger
581 581  
582 -=== 3.3.3 Set work mode ===
583 583  
593 +== 3.3.3 Set work mode ==
584 584  
595 +
585 585  Feature: Switch working mode
586 586  
587 587  (% style="color:blue" %)**AT Command: AT+MOD**
... ... @@ -596,9 +596,9 @@
596 596  
597 597  (% style="color:blue" %)**Downlink Command:**
598 598  
599 -* **Example: **0x0A01 ~/~/  Same as AT+MOD=1
610 +* **Example: **0x0A00  ~/~/  Same as AT+MOD=0
600 600  
601 -* **Example:** 0x0A02  ~/~/  Same as AT+MOD=2
612 +* **Example:** 0x0A01  ~/~/  Same as AT+MOD=1
602 602  
603 603  === 3.3.4 Set threshold and threshold mode ===
604 604  
... ... @@ -617,38 +617,21 @@
617 617  )))
618 618  |(% style="width:172px" %)AT+ DOL =1,1800,100,0,400|(% style="width:279px" %)Set only the upper and lower thresholds|(% style="width:118px" %)OK
619 619  
620 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
621 -|(% rowspan="11" style="color:blue; width:120px" %)(((
622 -
623 623  
624 624  
625 -
626 -
627 -
628 -
629 -
630 -
631 -
632 -
633 -**AT+DOL=5,1800,0,0,400**
634 -)))|(% rowspan="4" style="width:240px" %)(((
635 -
636 -
637 -
638 -
639 -
640 -
641 -The first bit sets the limit mode
642 -)))|(% style="width:150px" %)0: Do not use upper and lower limits
633 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
634 +|(% rowspan="11" style="color:blue; width:120px" %)**AT+DOL=5,1800,0,0,400**|(% rowspan="6" style="width:240px" %)The first bit sets the limit mode|(% style="width:150px" %)0: Do not use upper and lower limits
643 643  |(% style="width:251px" %)1: Use upper and lower limits
644 -|(% style="width:251px" %)2:Less than the upper limit
636 +|(% style="width:251px" %)2: Less than the lower limit
645 645  |(% style="width:251px" %)3: Greater than the lower limit
638 +|(% style="width:251px" %)4: Less than the upper limit
639 +|(% style="width:251px" %)5: Greater than the upper limit
646 646  |(% style="width:226px" %)The second bit sets the upper limit value|(% style="width:251px" %)3~~2000MM
647 647  |(% style="width:226px" %)The third bit sets the lower limit value|(% style="width:251px" %)3~~2000MM
648 648  |(% 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
649 649  |(% style="width:251px" %)1 Person or object counting statistics
650 650  |(% style="width:226px" %)The fifth bit sets the sampling time|(% style="width:251px" %)(((
651 -100~~10000ms
645 +0~~10000ms
652 652  
653 653  
654 654  )))
... ... @@ -655,41 +655,14 @@
655 655  
656 656  (% style="color:blue" %)**Downlink Command: 0x07**
657 657  
658 -Format: Command Code (0x07) followed by 9 bytes.
652 +Format: Command Code (0x07) followed by 9bytes.
659 659  
660 -If the downlink payload=**07 01 0708 0064 00 0190**, it means set the END Node's limit mode to 0x01,upper limit value to 0x0708=1800(mm), lower limit value to 0x0064=100(mm), to over-limit alarm(0x00) ,the sampling time to 0x0190=400(ms), while type code is 0x07.
654 +* Example 0: Downlink Payload: 070000000000000190  **~-~-->**  AT+MOD=0,0,0,0,400
661 661  
662 -* Example 0: Downlink Payload: 07 00 0000 0000 00 0190  **~-~-->**  AT+MOD=0,0,0,0,400
663 -
664 664  * Example 1: Downlink Payload: 070107080064000190  **~-~-->**  AT+MOD=1,1800,100,0,400
665 665  
666 -* Example 2: Downlink Payload: 070200000064000190  **~-~-->**  AT+MOD=2,1800100,0,400
667 667  
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  
... ... @@ -726,33 +726,6 @@
726 726  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"]]
727 727  
728 728  
729 -== 6.2 DS20L programming line ==
730 -
731 -
732 -缺图 后续补上
733 -
734 -feature:
735 -
736 -for AT commands
737 -
738 -Update the firmware of DS20L
739 -
740 -Support interrupt mode
741 -
742 -
743 -== 6.3 LiDAR probe position ==
744 -
745 -
746 -[[image:1701155390576-216.png||height="285" width="307"]]
747 -
748 -The black oval hole in the picture is the LiDAR probe.
749 -
750 -
751 -== 6.4 Interface definition ==
752 -
753 -[[image:image-20231128151132-2.png||height="305" width="557"]]
754 -
755 -
756 756  = 7. Trouble Shooting =
757 757  
758 758  == 7.1 AT Command input doesn't work ==
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