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Last modified by Mengting Qiu on 2023/12/14 11:15
From version 113.4
edited by Xiaoling
on 2023/11/10 09:32
Change comment: There is no comment for this version
To version 171.1
edited by Mengting Qiu
on 2023/12/12 11:11
Change comment: There is no comment for this version

Summary

Details

Page properties
Author
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1 -XWiki.Xiaoling
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  
... ... @@ -22,7 +22,7 @@
22 22  == 1.1 What is LoRaWAN Smart Distance Detector ==
23 23  
24 24  
25 -The Dragino (% style="color:blue" %)**DS20L is a smart distance detector**(%%) base on long-range wireless LoRaWAN technology. It uses (% style="color:blue" %)**LiDAR sensor**(%%) to detect the distance between DS20L and object, then DS20L will send the distance data to the IoT Platform via LoRaWAN.
25 +The Dragino (% style="color:blue" %)**DS20L is a smart distance detector**(%%) base on long-range wireless LoRaWAN technology. It uses (% style="color:blue" %)**LiDAR sensor**(%%) to detect the distance between DS20L and object, then DS20L will send the distance data to the IoT Platform via LoRaWAN. DS20L can measure range between 3cm ~~ 200cm.
26 26  
27 27  DS20L allows users to send data and reach extremely long ranges via LoRaWAN. It provides ultra-long range spread spectrum communication and high interference immunity whilst minimizing current 
28 28  consumption. It targets professional wireless sensor network applications such smart cities, building automation, and so on.
... ... @@ -31,9 +31,8 @@
31 31  
32 32  DS20L is fully compatible with (% style="color:blue" %)**LoRaWAN v1.0.3 Class A protocol**(%%), it can work with a standard LoRaWAN gateway.
33 33  
34 -DS20L supports (% style="color:blue" %)**Datalog feature**(%%). It will record the data when there is no network coverage and users can retrieve the sensor value later to ensure no miss for every sensor reading.
35 35  
36 -[[image:image-20231110091506-4.png||height="391" width="768"]]
35 +[[image:image-20231110102635-5.png||height="402" width="807"]]
37 37  
38 38  
39 39  == 1.2 ​Features ==
... ... @@ -45,128 +45,55 @@
45 45  * AT Commands to change parameters
46 46  * Remotely configure parameters via LoRaWAN Downlink
47 47  * Alarm & Counting mode
48 -* Datalog Feature
49 49  * Firmware upgradable via program port or LoRa protocol
50 50  * Built-in 2400mAh battery or power by external power source
51 51  
52 52  == 1.3 Specification ==
53 53  
52 +(% style="color:#037691" %)**LiDAR Sensor:**
54 54  
55 -(% style="color:#037691" %)**Common DC Characteristics:**
56 -
57 -* Supply Voltage: built in 8500mAh Li-SOCI2 battery , 2.5v ~~ 3.6v
58 -* Operating Temperature: -40 ~~ 85°C
59 -
60 -(% style="color:#037691" %)**Probe Specification:**
61 -
54 +* Operation Temperature: -40 ~~ 80 °C
55 +* Operation Humidity: 0~~99.9%RH (no Dew)
56 +* Storage Temperature: -10 ~~ 45°C
62 62  * Measure Range: 3cm~~200cm @ 90% reflectivity
63 63  * Accuracy: ±2cm @ (3cm~~100cm); ±5% @ (100~~200cm)
64 64  * ToF FoV: ±9°, Total 18°
65 65  * Light source: VCSEL
66 66  
67 -(% style="color:#037691" %)**LoRa Spec:**
62 +== 1.4 Power Consumption ==
68 68  
69 -* Frequency Range,  Band 1 (HF): 862 ~~ 1020 Mhz
70 -* Max +22 dBm constant RF output vs.
71 -* RX sensitivity: down to -139 dBm.
72 -* Excellent blocking immunity
73 73  
74 -(% style="color:#037691" %)**Battery:**
65 +(% style="color:#037691" %)**Battery Power Mode:**
75 75  
76 -* Li/SOCI2 un-chargeable battery
77 -* Capacity: 8500mAh
78 -* Self-Discharge: <1% / Year @ 25°C
79 -* Max continuously current: 130mA
80 -* Max boost current: 2A, 1 second
67 +* Idle: 3uA @ 3.3v
68 +* Max : 360 mA
81 81  
82 -(% style="color:#037691" %)**Power Consumption**
70 +(% style="color:#037691" %)**Continuously mode**:
83 83  
84 -* Sleep Mode: 5uA @ 3.3v
85 -* LoRa Transmit Mode: 125mA @ 20dBm, 82mA @ 14dBm
72 +* Idle: 21 mA @ 3.3v
73 +* Max : 360 mA
86 86  
87 -== 1.4 Applications ==
75 +== 1.5 Use Case ==
88 88  
77 +(% class="mark" %)**Regular Distance Detect**
89 89  
90 -* Horizontal distance measurement
91 -* Parking management system
92 -* Object proximity and presence detection
93 -* Intelligent trash can management system
94 -* Robot obstacle avoidance
95 -* Automatic control
96 -* Sewer
79 +[[image:image-20231211220922-1.png||height="352" width="605"]]
97 97  
98 -(% style="display:none" %)
99 99  
100 -== 1.5 Sleep mode and working mode ==
82 +(% class="mark" %)**Counting / Alarm**
101 101  
84 +[[image:image-20231211221253-2.png]]
102 102  
103 -(% style="color:blue" %)**Deep Sleep Mode: **(%%)Sensor doesn't have any LoRaWAN activate. This mode is used for storage and shipping to save battery life.
104 104  
105 -(% style="color:blue" %)**Working Mode:** (%%)In this mode, Sensor will work as LoRaWAN Sensor to Join LoRaWAN network and send out sensor data to server. Between each sampling/tx/rx periodically, sensor will be in IDLE mode), in IDLE mode, sensor has the same power consumption as Deep Sleep mode.
87 +[[image:image-20231211221436-3.png]]
106 106  
107 107  
108 -== 1.6 Button & LEDs ==
90 += 2. Configure DS20L to connect to LoRaWAN network =
109 109  
110 -
111 -[[image:Main.User Manual for LoRaWAN End Nodes.D20-LBD22-LBD23-LB_LoRaWAN_Temperature_Sensor_User_Manual.WebHome@1675071855856-879.png]]
112 -
113 -
114 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
115 -|=(% style="width: 167px;background-color:#4F81BD;color:white" %)**Behavior on ACT**|=(% style="width: 117px;background-color:#4F81BD;color:white" %)**Function**|=(% style="width: 225px;background-color:#4F81BD;color:white" %)**Action**
116 -|(% style="width:167px" %)Pressing ACT between 1s < time < 3s|(% style="width:117px" %)Send an uplink|(% style="width:225px" %)(((
117 -If sensor is already Joined to LoRaWAN network, sensor will send an uplink packet, (% style="color:blue" %)**blue led** (%%)will blink once.
118 -Meanwhile, BLE module will be active and user can connect via BLE to configure device.
119 -)))
120 -|(% style="width:167px" %)Pressing ACT for more than 3s|(% style="width:117px" %)Active Device|(% style="width:225px" %)(((
121 -(% style="color:green" %)**Green led**(%%) will fast blink 5 times, device will enter (% style="color:#037691" %)**OTA mode**(%%) for 3 seconds. And then start to JOIN LoRaWAN network.
122 -(% style="color:green" %)**Green led**(%%) will solidly turn on for 5 seconds after joined in network.
123 -Once sensor is active, BLE module will be active and user can connect via BLE to configure device, no matter if device join or not join LoRaWAN network.
124 -)))
125 -|(% style="width:167px" %)Fast press ACT 5 times.|(% style="width:117px" %)Deactivate Device|(% style="width:225px" %)(% style="color:red" %)**Red led**(%%) will solid on for 5 seconds. Means device is in Deep Sleep Mode.
126 -
127 -== 1.7 BLE connection ==
128 -
129 -
130 -LDS12-LB support BLE remote configure.
131 -
132 -BLE can be used to configure the parameter of sensor or see the console output from sensor. BLE will be only activate on below case:
133 -
134 -* Press button to send an uplink
135 -* Press button to active device.
136 -* Device Power on or reset.
137 -
138 -If there is no activity connection on BLE in 60 seconds, sensor will shut down BLE module to enter low power mode.
139 -
140 -
141 -== 1.8 Pin Definitions ==
142 -
143 -
144 -[[image:image-20230805144259-1.png||height="413" width="741"]]
145 -
146 -== 1.9 Mechanical ==
147 -
148 -
149 -[[image:Main.User Manual for LoRaWAN End Nodes.D20-LBD22-LBD23-LB_LoRaWAN_Temperature_Sensor_User_Manual.WebHome@1675143884058-338.png]]
150 -
151 -
152 -[[image:Main.User Manual for LoRaWAN End Nodes.D20-LBD22-LBD23-LB_LoRaWAN_Temperature_Sensor_User_Manual.WebHome@1675143899218-599.png]]
153 -
154 -
155 -[[image:Main.User Manual for LoRaWAN End Nodes.D20-LBD22-LBD23-LB_LoRaWAN_Temperature_Sensor_User_Manual.WebHome@1675143909447-639.png]]
156 -
157 -
158 -(% style="color:blue" %)**Probe Mechanical:**
159 -
160 -
161 -[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LLDS12-LoRaWAN%20LiDAR%20ToF%20Distance%20Sensor%20User%20Manual/WebHome/1654827224480-952.png?rev=1.1||alt="1654827224480-952.png"]]
162 -
163 -
164 -= 2. Configure LDS12-LB to connect to LoRaWAN network =
165 -
166 166  == 2.1 How it works ==
167 167  
168 168  
169 -The LDS12-LB is configured as (% style="color:#037691" %)**LoRaWAN OTAA Class A**(%%) mode by default. It has OTAA keys to join LoRaWAN network. To connect a local LoRaWAN network, you need to input the OTAA keys in the LoRaWAN IoT server and press the button to activate the LDS12-LB. It will automatically join the network via OTAA and start to send the sensor value. The default uplink interval is 20 minutes.
95 +The DS20L is configured as (% style="color:#037691" %)**LoRaWAN OTAA Class A**(%%) mode by default. It has OTAA keys to join LoRaWAN network. To connect a local LoRaWAN network, you need to input the OTAA keys in the LoRaWAN IoT server and press the button to activate the DS20L. It will automatically join the network via OTAA and start to send the sensor value. The default uplink interval is 20 minutes.
170 170  
171 171  (% style="display:none" %) (%%)
172 172  
... ... @@ -175,58 +175,53 @@
175 175  
176 176  Following is an example for how to join the [[TTN v3 LoRaWAN Network>>url:https://console.cloud.thethings.network/]]. Below is the network structure; we use the [[LPS8v2>>url:https://www.dragino.com/products/lora-lorawan-gateway/item/228-lps8v2.html]] as a LoRaWAN gateway in this example.
177 177  
178 -The LPS8v2 is already set to connected to [[TTN network >>url:https://console.cloud.thethings.network/]], so what we need to now is configure the TTN server.
104 +The LPS8v2 is already set to connected to [[TTN network >>url:https://console.cloud.thethings.network/]], so what we need to now is configure the TTN server.(% style="display:none" %)
179 179  
180 -[[image:image-20231110091447-3.png||height="383" width="752"]](% style="display:none" %)
106 +[[image:image-20231110102635-5.png||height="402" width="807"]](% style="display:none" %)
181 181  
108 +=== Step 1: Create a device in TTN with the OTAA keys from DS20L. ===
182 182  
183 -(% style="color:blue" %)**Step 1:**(%%) Create a device in TTN with the OTAA keys from LDS12-LB.
110 +Each DS20L is shipped with a sticker with the default device EUI as below:
184 184  
185 -Each LDS12-LB is shipped with a sticker with the default device EUI as below:
186 -
187 187  [[image:image-20230426084152-1.png||alt="图片-20230426084152-1.png" height="233" width="502"]]
188 188  
189 189  
190 -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:
191 191  
192 192  
193 193  (% style="color:blue" %)**Register the device**
194 194  
195 -[[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"]]
196 196  
197 197  
198 -(% style="color:blue" %)**Add APP EUI and DEV EUI**
123 +(% style="color:blue" %)**Add DevEUI and AppKey**
199 199  
200 -[[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"]]
201 201  
202 202  
203 -(% style="color:blue" %)**Add APP EUI in the application**
204 204  
129 +=== Step 2: Activate DS20L ===
205 205  
206 -[[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"]]
207 207  
133 +Press the button for 5 seconds to activate the DS20L.
208 208  
209 -(% style="color:blue" %)**Add APP KEY**
135 +The switch is switched to (% style="color:blue" %)**E** (%%)and the external power supply is used.
210 210  
211 -[[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.
212 212  
213 -
214 -(% style="color:blue" %)**Step 2:**(%%) Activate on LDS12-LB
215 -
216 -
217 -Press the button for 5 seconds to activate the LDS12-LB.
218 -
219 219  (% 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.
220 220  
221 221  After join success, it will start to upload messages to TTN and you can see the messages in the panel.
222 222  
223 223  
144 +
224 224  == 2.3 ​Uplink Payload ==
225 225  
226 226  === 2.3.1 Device Status, FPORT~=5 ===
227 227  
228 228  
229 -Users can use the downlink command(**0x26 01**) to ask LDS12-LB to send device configure detail, include device configure status. LDS12-LB will uplink a payload via FPort=5 to server.
150 +Users can use the downlink command(**0x26 01**) to ask DS20L to send device configure detail, include device configure status. DS20L will uplink a payload via FPort=5 to server.
230 230  
231 231  The Payload format is as below.
232 232  
... ... @@ -238,9 +238,9 @@
238 238  
239 239  Example parse in TTNv3
240 240  
241 -[[image:image-20230805103904-1.png||height="131" width="711"]]
162 +[[image:image-20231206151412-3.png||height="179" width="1070"]]
242 242  
243 -(% style="color:blue" %)**Sensor Model**(%%): For LDS12-LB, this value is 0x24
164 +(% style="color:blue" %)**Sensor Model**(%%): For DS20L, this value is 0x21
244 244  
245 245  (% style="color:blue" %)**Firmware Version**(%%): 0x0100, Means: v1.0.0 version
246 246  
... ... @@ -294,443 +294,356 @@
294 294  === 2.3.2 Uplink Payload, FPORT~=2 ===
295 295  
296 296  
297 -(((
298 -LDS12-LB will send this uplink **after** Device Status once join the LoRaWAN network successfully. And LDS12-LB will:
218 +==== (% style="color:red" %)**AT+MOD~=1**(%%) ====
299 299  
300 -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.
301 301  
302 -Uplink Payload totals 11 bytes.
303 -)))
222 +**Uplink Payload totals 10 bytes.**
304 304  
305 305  (% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
306 -|=(% style="width: 60px;background-color:#4F81BD;color:white" %)(((
307 -**Size(bytes)**
308 -)))|=(% 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**
309 -|(% style="width:62.5px" %)Value|(% style="width:62.5px" %)[[BAT>>||anchor="HBatteryInfo"]]|(% style="width:62.5px" %)(((
310 -[[Temperature DS18B20>>||anchor="HDS18B20Temperaturesensor"]]
311 -)))|[[Distance>>||anchor="HDistance"]]|[[Distance signal strength>>||anchor="HDistancesignalstrength"]]|(% style="width:122px" %)(((
312 -[[Interrupt flag & Interrupt_level>>||anchor="HInterruptPin26A0InterruptLevel"]]
313 -)))|(% style="width:54px" %)[[LiDAR temp>>||anchor="HLiDARtemp"]]|(% style="width:96px" %)(((
314 -[[Message Type>>||anchor="HMessageType"]]
315 -)))
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
316 316  
317 -[[image:image-20230805104104-2.png||height="136" width="754"]]
228 +**MOD+ Alarm+ Interrupt:**
318 318  
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
319 319  
320 -==== (% style="color:blue" %)**Battery Info**(%%) ====
236 +0: No Alarm;
321 321  
238 +1: Alarm
239 +)))
322 322  
323 -Check the battery voltage for LDS12-LB.
241 +Example parse in TTNv3
324 324  
325 -Ex1: 0x0B45 = 2885mV
243 +[[image:image-20231209152917-1.png||height="300" width="1172"]]
326 326  
327 -Ex2: 0x0B49 = 2889mV
245 +(% style="color:blue" %)**Battery Info:**
328 328  
247 +Check the battery voltage for DS20L
329 329  
330 -==== (% style="color:blue" %)**DS18B20 Temperature sensor**(%%) ====
249 +Ex1: 0x0E10 = 3600mV
331 331  
332 332  
333 -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:**
334 334  
254 +(% style="color:red" %)**MOD:**
335 335  
336 -**Example**:
256 +**Example: ** (0x60>>6) & 0x3f =1
337 337  
338 -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).
339 339  
340 -If payload is: FF3FH :  (FF3F & FC00 == 1) , temp = (FF3FH - 65536)/10 = -19.3 degrees.
261 +(% style="color:red" %)**Alarm:**
341 341  
263 +When the detection distance exceeds the limit, the alarm flag is set to 1.
342 342  
343 -==== (% style="color:blue" %)**Distance**(%%) ====
265 +(% style="color:red" %)**Interrupt:**
344 344  
267 +Whether it is an external interrupt.
345 345  
346 -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.
347 347  
270 +(% style="color:blue" %)**Distance info:**
348 348  
349 349  **Example**:
350 350  
351 -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
352 352  
353 353  
354 -==== (% style="color:blue" %)**Distance signal strength**(%%) ====
277 +(% style="color:blue" %)**Sensor State:**
355 355  
279 +Ex1: 0x00: Normal collection distance
356 356  
357 -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
358 358  
359 359  
360 -**Example**:
284 +(% style="color:blue" %)**Interrupt Count:**
361 361  
362 -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
363 363  
364 -Customers can judge whether they need to adjust the environment based on the signal strength.
365 365  
366 366  
367 -**1) When the sensor detects valid data:**
290 +==== (% style="color:red" %)**AT+MOD~=2**(%%)** ** ====
368 368  
369 -[[image:image-20230805155335-1.png||height="145" width="724"]]
370 370  
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.)
371 371  
372 -**2) When the sensor detects invalid data:**
295 +[[image:image-20231128133704-1.png||height="189" width="441"]]
373 373  
374 -[[image:image-20230805155428-2.png||height="139" width="726"]]
375 375  
298 +* **Set over-limit alarm mode: AT+DOL=3,500,244,**(% style="color:red" %)0(%%)**,120**
376 376  
377 -**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.
378 378  
379 -[[image:image-20230805155515-3.png||height="143" width="725"]]
303 +(% class="wikigeneratedid" %)
304 +**Uplink Payload totals 9 bytes.**
380 380  
306 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:680px" %)
307 +|(% 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**
308 +|(% style="width:91px" %)Value|(% style="width:41px" %)BAT|(% style="width:210px" %)MOD+ DO+ Alarm+ DO flag+ Limit flag|(% style="width:74px" %)Distance |(% style="width:100px" %)Upper limit|(% style="width:119px" %)Lower limit
381 381  
382 -==== (% style="color:blue" %)**Interrupt Pin & Interrupt Level**(%%) ====
310 +**MOD+DO+ Alarm+ Do flag+ Limit flag:**
383 383  
384 -
385 -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.
386 -
387 -Note: The Internet Pin is a separate pin in the screw terminal. See [[pin mapping>>||anchor="H1.8PinDefinitions"]] of GPIO_EXTI .
388 -
389 -**Example:**
390 -
391 -If byte[0]&0x01=0x00 : Normal uplink packet.
392 -
393 -If byte[0]&0x01=0x01 : Interrupt Uplink Packet.
394 -
395 -
396 -==== (% style="color:blue" %)**LiDAR temp**(%%) ====
397 -
398 -
399 -Characterize the internal temperature value of the sensor.
400 -
401 -**Example: **
402 -If payload is: 1C(H) <<24>>24=28(D),LiDAR temp=28℃.
403 -If payload is: F2(H) <<24>>24=-14(D),LiDAR temp=-14℃.
404 -
405 -
406 -==== (% style="color:blue" %)**Message Type**(%%) ====
407 -
408 -
312 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:680px" %)
313 +|(% 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:90px" %)**bit5**|(% style="background-color:#4f81bd; color:white; width:90px" %)**bit4**|(% style="background-color:#4f81bd; color:white; width:120px" %)**bit3**|(% style="background-color:#4f81bd; color:white; width:100px" %)**[bit2:bit1:bit0]**
314 +|(% style="width:50px" %)Value|(% style="width:60px" %)MOD|(% style="width:89px" %)(((
409 409  (((
410 -For a normal uplink payload, the message type is always 0x01.
316 +DO
411 411  )))
412 412  
413 413  (((
414 -Valid Message Type:
320 +0：Within limit
321 +
322 +1：Out of limit
415 415  )))
324 +)))|(% style="width:73px" %)(((
325 +Alarm
416 416  
417 -(% border="1" cellspacing="5" style="background-color:#f2f2f2; width:499px" %)
418 -|=(% 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**
419 -|(% style="width:160px" %)0x01|(% style="width:163px" %)Normal Uplink|(% style="width:173px" %)Normal Uplink Payload
420 -|(% style="width:160px" %)0x02|(% style="width:163px" %)Reply configures info|(% style="width:173px" %)Configure Info Payload
327 +0: No Alarm;
421 421  
422 -[[image:image-20230805150315-4.png||height="233" width="723"]]
329 +1: Alarm
330 +)))|(% style="width:150px" %)(((
331 +DO flag
423 423  
333 +0：the over-limit alarm mode
424 424  
425 -=== 2.3.3 Historical measuring distance, FPORT~=3 ===
335 +1：the person or object count mode
336 +)))|(% style="width:103px" %)Limit flag
337 +(0~~3)
426 426  
339 +Example parse in TTNv3
427 427  
428 -LDS12-LB stores sensor values and users can retrieve these history values via the [[downlink command>>||anchor="H2.5.4Pollsensorvalue"]].
341 +[[image:image-20231209171127-3.png||height="374" width="1209"]]
429 429  
430 -The historical payload includes one or multiplies entries and every entry has the same payload as Real-Time measuring distance.
343 +(% style="color:blue" %)**MOD & Alarm & Do & Limit flag:**
431 431  
432 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
433 -|=(% style="width: 60px;background-color:#4F81BD;color:white" %)(((
434 -**Size(bytes)**
435 -)))|=(% 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
436 -|(% style="width:62.5px" %)Value|(% style="width:62.5px" %)Interrupt flag & Interrupt_level|(% style="width:62.5px" %)(((
437 -Reserve(0xFF)
438 -)))|Distance|Distance signal strength|(% style="width:88px" %)(((
439 -LiDAR temp
440 -)))|(% style="width:85px" %)Unix TimeStamp
345 +(% style="color:red" %)**MOD:**
441 441  
442 -**Interrupt flag & Interrupt level:**
347 +**Example: ** (0x60>>6) & 0x3f =1
443 443  
444 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:480px" %)
445 -|=(% style="width: 60px;background-color:#4F81BD;color:white" %)(((
446 -**Size(bit)**
447 -)))|=(% 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**
448 -|(% 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" %)(((
449 -Interrupt flag
450 -)))
349 +**0x01:**  Regularly detect distance and report.
350 +**0x02: ** Uninterrupted measurement (external power supply).
451 451  
452 -* (((
453 -Each data entry is 11 bytes and has the same structure as [[Uplink Payload>>||anchor="H2.3.2UplinkPayload2CFPORT3D2"]], to save airtime and battery, LDS12-LB will send max bytes according to the current DR and Frequency bands.
454 -)))
352 +(% style="color:red" %)**Alarm:**
455 455  
456 -For example, in the US915 band, the max payload for different DR is:
354 +When the detection distance exceeds the limit, the alarm flag is set to 1.
457 457  
458 -**a) DR0:** max is 11 bytes so one entry of data
356 +(% style="color:red" %)**DO:**
459 459  
460 -**b) DR1:** max is 53 bytes so devices will upload 4 entries of data (total 44 bytes)
358 +When the distance exceeds the set threshold, pull the Do pin high.
461 461  
462 -**c) DR2:** total payload includes 11 entries of data
360 +(% style="color:red" %)**Limit flag:**
463 463  
464 -**d) DR3:** total payload includes 22 entries of data.
362 +Mode for setting threshold: **0~~3**
465 465  
466 -If LDS12-LB doesn't have any data in the polling time. It will uplink 11 bytes of 0
364 +**0:** does not use upper and lower limits
467 467  
366 +**1:** Use upper and lower limits
468 468  
469 -**Downlink:**
368 +**2:** Less than the upper limit
470 470  
471 -0x31 64 CC 68 0C 64 CC 69 74 05
370 +**3: **Greater than the lower limit
472 472  
473 -[[image:image-20230805144936-2.png||height="113" width="746"]]
474 474  
475 -**Uplink:**
373 +(% style="color:blue" %)**Distance:**
476 476  
477 -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 + Actual sampling distance values.
478 478  
377 +**Example:**
479 479  
480 -**Parsed Value:**
379 +**AT+DOL=1,500,244,**(% style="color:red" %)0(%%)**,120  **
481 481  
482 -[DISTANCE , DISTANCE_SIGNAL_STRENGTH，LIDAR_TEMP，EXTI_STATUS , EXTI_FLAG , TIME]
381 +The distance is detected every 120ms.
483 483  
383 +When the actual detection value is within the range of [244mm,500mm], the data is uploaded in the normal TDC time.
484 484  
485 -[360,176,30,High,True,2023-08-04 02:53:00],
385 +When the actual detection value is outside the range of [244mm,500mm], the uplink data will be immediately alerted.
486 486  
487 -[355,168,30,Low,False,2023-08-04 02:53:29],
387 +If payload is: 0708H: distance = 0708H = 1800 mm
488 488  
489 -[245,211,30,Low,False,2023-08-04 02:54:29],
490 490  
491 -[57,700,30,Low,False,2023-08-04 02:55:29],
390 +(% style="color:blue" %)**Upper limit:**
492 492  
493 -[361,164,30,Low,True,2023-08-04 02:56:00],
392 +The upper limit of the threshold cannot exceed 2000mm.
494 494  
495 -[337,184,30,Low,False,2023-08-04 02:56:40],
496 496  
497 -[20,4458,30,Low,False,2023-08-04 02:57:40],
395 +(% style="color:blue" %)**Lower limit:**
498 498  
499 -[362,173,30,Low,False,2023-08-04 02:58:53],
397 +The lower limit of the threshold cannot be less than 3mm.
500 500  
501 501  
502 -**History read from serial port：**
400 +* **Set the person or object count mode: AT+DOL=1,500,244,**(% style="color:red" %)1(%%)**,120**
503 503  
504 -[[image:image-20230805145056-3.png]]
402 +Continuous measurement, detect and count people or things passing by in distance limit mode.
505 505  
404 +**Uplink Payload totals 11 bytes.**
506 506  
507 -=== 2.3.4 Decode payload in The Things Network ===
406 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:680px" %)
407 +|(% 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**
408 +|(% style="width:91px" %)Value|(% style="width:41px" %)BAT|(% style="width:210px" %)MOD+ DO+ Alarm+ DO flag+ Limit flag|(% style="width:176px" %)Distance limit alarm count|(% style="width:100px" %)Upper limit|(% style="width:119px" %)Lower limit
508 508  
410 +**MOD+DO+ Alarm+ Do flag+ Limit flag:**
509 509  
510 -While using TTN network, you can add the payload format to decode the payload.
511 -
512 -[[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"]]
513 -
514 -
412 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:680px" %)
413 +|(% 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:90px" %)**bit5**|(% style="background-color:#4f81bd; color:white; width:90px" %)**bit4**|(% style="background-color:#4f81bd; color:white; width:120px" %)**bit3**|(% style="background-color:#4f81bd; color:white; width:100px" %)**[bit2:bit1:bit0]**
414 +|(% style="width:50px" %)Value|(% style="width:60px" %)MOD|(% style="width:89px" %)(((
515 515  (((
516 -The payload decoder function for TTN is here:
416 +DO
517 517  )))
518 518  
519 519  (((
520 -LDS12-LB TTN Payload Decoder:  [[https:~~/~~/github.com/dragino/dragino-end-node-decoder>>https://github.com/dragino/dragino-end-node-decoder]]
521 -)))
420 +0：Within limit
522 522  
523 -
524 -== 2.4 ​Show Data in DataCake IoT Server ==
525 -
526 -
527 -(((
528 -[[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:
422 +1：Out of limit
529 529  )))
424 +)))|(% style="width:73px" %)(((
425 +Alarm
530 530  
427 +0: No Alarm;
531 531  
532 -(((
533 -(% style="color:blue" %)**Step 1**(%%)**: Be sure that your device is programmed and properly connected to the network at this time.**
534 -)))
429 +1: Alarm
430 +)))|(% style="width:150px" %)(((
431 +DO flag
535 535  
536 -(((
537 -(% style="color:blue" %)**Step 2**(%%)**: To configure the Application to forward data to DATACAKE you will need to add integration. To add the DATACAKE integration, perform the following steps:**
538 -)))
433 +0：the over-limit alarm mode
539 539  
435 +1：the person or object count mode
436 +)))|(% style="width:103px" %)Limit flag
437 +(0~~3)
540 540  
541 -[[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"]]
439 +Example parse in TTNv3
542 542  
441 +[[image:image-20231209173457-5.png||height="277" width="1098"]]
543 543  
544 -[[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"]]
443 +(% style="color:blue" %)**MOD & Alarm & Do & Limit flag:**
545 545  
445 +(% style="color:red" %)**MOD:**
546 546  
547 -(% style="color:blue" %)**Step 3**(%%)**: Create an account or log in Datacake.**
447 +**Example: ** (0x60>>6) & 0x3f =1
548 548  
549 -(% style="color:blue" %)**Step 4**(%%)**: Search the LDS12-LB and add DevEUI.**
449 +**0x01:**  Regularly detect distance and report.
450 +**0x02: ** Uninterrupted measurement (external power supply).
550 550  
551 -[[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"]]
452 +(% style="color:red" %)**Alarm:**
552 552  
454 +When the detection distance exceeds the limit, the alarm flag is set to 1.
553 553  
554 -After added, the sensor data arrive TTN V3, it will also arrive and show in Datacake.
456 +(% style="color:red" %)**Do:**
555 555  
556 -[[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"]]
458 +When the distance exceeds the set threshold, pull the Do pin high.
557 557  
460 +(% style="color:red" %)**Limit flag:**
558 558  
559 -== 2.5 Datalog Feature ==
462 +Mode for setting threshold: **0~~3**
560 560  
464 +**0:** does not use upper and lower limits
561 561  
562 -Datalog Feature is to ensure IoT Server can get all sampling data from Sensor even if the LoRaWAN network is down. For each sampling, LDS12-LB will store the reading for future retrieving purposes.
466 +**1:** Use upper and lower limits
563 563  
468 +**2:** Less than the upper limit
564 564  
565 -=== 2.5.1 Ways to get datalog via LoRaWAN ===
470 +**3: **Greater than the lower limit
566 566  
567 567  
568 -Set PNACKMD=1, LDS12-LB will wait for ACK for every uplink, when there is no LoRaWAN network,LDS12-LB 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.
473 +(% style="color:blue" %)**Distance limit alarm count:**
569 569  
570 -* (((
571 -a) LDS12-LB will do an ACK check for data records sending to make sure every data arrive server.
572 -)))
573 -* (((
574 -b) LDS12-LB will send data in **CONFIRMED Mode** when PNACKMD=1, but LDS12-LB 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 LDS12-LB gets a ACK, LDS12-LB will consider there is a network connection and resend all NONE-ACK messages.
575 -)))
475 +People or objects are collected and counted within a limited distance.
576 576  
577 -Below is the typical case for the auto-update datalog feature (Set PNACKMD=1)
477 +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.
578 578  
579 -[[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-20220703111700-2.png?width=1119&height=381&rev=1.1||alt="图片-20220703111700-2.png" height="381" width="1119"]]
479 +**Example:**
580 580  
481 +**AT+DOL=1,500,244,**(% style="color:red" %)1(%%)**,120   **
581 581  
582 -=== 2.5.2 Unix TimeStamp ===
483 +People or objects passing within the distance range of [244mm,500mm] are detected and counted every 120ms.
583 583  
485 +If payload is: 0x56H, interrupt count =0x56H =86
584 584  
585 -LDS12-LB uses Unix TimeStamp format based on
586 586  
587 -[[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"]]
488 +(% style="color:blue" %)**Upper limit:**
588 588  
589 -User can get this time from link:  [[https:~~/~~/www.epochconverter.com/>>url:https://www.epochconverter.com/]] :
490 +The upper limit of the threshold cannot exceed 2000mm.
590 590  
591 -Below is the converter example
592 592  
593 -[[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"]]
493 +(% style="color:blue" %)**Lower limit:**
594 594  
495 +The lower limit of the threshold cannot be less than 3mm.
595 595  
596 -So, we can use AT+TIMESTAMP=1611889405 or downlink 3060137afd00 to set the current time 2021 – Jan ~-~- 29 Friday 03:03:25
597 597  
498 +== 2.4 Decode payload in The Things Network ==
598 598  
599 -=== 2.5.3 Set Device Time ===
600 600  
501 +While using TTN network, you can add the payload format to decode the payload.
601 601  
602 -User need to set (% style="color:blue" %)**SYNCMOD=1**(%%) to enable sync time via MAC command.
503 +[[image:image-20231206143515-1.png||height="534" width="759"]]
603 603  
604 -Once LDS12-LB Joined LoRaWAN network, it will send the MAC command (DeviceTimeReq) and the server will reply with (DeviceTimeAns) to send the current time to LDS12-LB. If LDS12-LB fails to get the time from the server, LDS12-LB will use the internal time and wait for next time request (AT+SYNCTDC to set the time request period, default is 10 days).
605 605  
606 -(% 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.**
506 +(((
507 +The payload decoder function for TTN is here:
508 +)))
607 607  
510 +(((
511 +DS20L TTN Payload Decoder:  [[https:~~/~~/github.com/dragino/dragino-end-node-decoder>>https://github.com/dragino/dragino-end-node-decoder]]
512 +)))
608 608  
609 -=== 2.5.4 Poll sensor value ===
610 610  
515 +== 2.5 ​Show Data in DataCake IoT Server ==
611 611  
612 -Users can poll sensor values based on timestamps. Below is the downlink command.
613 613  
614 -(% border="1" cellspacing="5" style="background-color:#f2f2f2; width:425.818px" %)
615 -|(% colspan="4" style="background-color:#4f81bd; color:white; width:423px" %)**Downlink Command to poll Open/Close status (0x31)**
616 -|(% style="width:58px" %)**1byte**|(% style="width:127px" %)**4bytes**|(% style="width:124px" %)**4bytes**|(% style="width:114px" %)**1byte**
617 -|(% style="width:58px" %)31|(% style="width:127px" %)Timestamp start|(% style="width:124px" %)Timestamp end|(% style="width:114px" %)Uplink Interval
618 -
619 619  (((
620 -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.
519 +[[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:
621 621  )))
622 622  
623 -(((
624 -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"]]
625 -)))
626 626  
627 627  (((
628 -Is to check 2021/11/12 12:00:00 to 2021/11/12 15:00:00's data
524 +(% style="color:blue" %)**Step 1**(%%)**: Be sure that your device is programmed and properly connected to the network at this time.**
629 629  )))
630 630  
631 631  (((
632 -Uplink Internal =5s，means LDS12-LB will send one packet every 5s. range 5~~255s.
528 +(% style="color:blue" %)**Step 2**(%%)**: To configure the Application to forward data to DATACAKE you will need to add integration. To add the DATACAKE integration, perform the following steps:**
633 633  )))
634 634  
635 635  
636 -== 2.6 Frequency Plans ==
532 +[[image:image-20231207153532-6.png||height="562" width="861"]]
637 637  
638 638  
639 -The LDS12-LB 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.
535 +[[image:image-20231207155940-8.png]]
640 640  
641 -[[http:~~/~~/wiki.dragino.com/xwiki/bin/view/Main/End%20Device%20Frequency%20Band/>>http://wiki.dragino.com/xwiki/bin/view/Main/End%20Device%20Frequency%20Band/]]
537 +For more detailed instructions, refer to the following instructions: [[Welcome - Datacake Docs>>url:https://docs.datacake.de/]]
642 642  
539 +[[image:image-20231207160733-11.png||height="429" width="759"]]
643 643  
644 -== 2.7 LiDAR ToF Measurement ==
645 645  
646 -=== 2.7.1 Principle of Distance Measurement ===
542 +(% style="color:blue" %)**Step 3**(%%)**: Create an account or log in Datacake.**
647 647  
544 +(% style="color:blue" %)**Step 4**(%%)**: Search the DS20L and add DevEUI.**
648 648  
649 -The LiDAR probe is based on TOF, namely, Time of Flight principle. To be specific, the product emits modulation wave of near infrared ray on a periodic basis, which will be reflected after contacting object. The product obtains the time of flight by measuring round-trip phase difference and then calculates relative range between the product and the detection object, as shown below.
546 +[[image:image-20231207160343-10.png||height="665" width="705"]]
650 650  
651 -[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LLDS12-LoRaWAN%20LiDAR%20ToF%20Distance%20Sensor%20User%20Manual/WebHome/1654831757579-263.png?rev=1.1||alt="1654831757579-263.png"]]
652 652  
549 +After added, the sensor data arrive TTN V3, it will also arrive and show in Datacake.
653 653  
654 -=== 2.7.2 Distance Measurement Characteristics ===
551 +[[image:image-20231129100454-2.png||height="501" width="928"]]
655 655  
656 656  
657 -With optimization of light path and algorithm, The LiDAR probe has minimized influence from external environment on distance measurement performance. Despite that, the range of distance measurement may still be affected by the environment illumination intensity and the reflectivity of detection object. As shown in below:
554 +== 2.6 Frequency Plans ==
658 658  
659 -[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LLDS12-LoRaWAN%20LiDAR%20ToF%20Distance%20Sensor%20User%20Manual/WebHome/1654831774373-275.png?rev=1.1||alt="1654831774373-275.png"]]
660 660  
557 +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.
661 661  
662 -(((
663 -(% style="color:blue" %)**① **(%%)Represents the detection blind zone of The LiDAR probe, 0-10cm, within which the output data is unreliable.
664 -)))
559 +[[http:~~/~~/wiki.dragino.com/xwiki/bin/view/Main/End%20Device%20Frequency%20Band/>>http://wiki.dragino.com/xwiki/bin/view/Main/End%20Device%20Frequency%20Band/]]
665 665  
666 -(((
667 -(% style="color:blue" %)**② **(%%)Represents the operating range of The LiDAR probe detecting black target with 10% reflectivity, 0.1-5m.
668 -)))
669 669  
670 -(((
671 -(% style="color:blue" %)**③ **(%%)Represents the operating range of The LiDAR probe detecting white target with 90% reflectivity, 0.1-12m.
672 -)))
562 += 3. Configure DS20L =
673 673  
674 -
675 -(((
676 -Vertical Coordinates: Represents the radius of light spot for The LiDAR probe at different distances. The diameter of light spot depends on the FOV of The LiDAR probe (the term of FOV generally refers to the smaller value between the receiving angle and the transmitting angle), which is calculated as follows:
677 -)))
678 -
679 -[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LLDS12-LoRaWAN%20LiDAR%20ToF%20Distance%20Sensor%20User%20Manual/WebHome/1654831797521-720.png?rev=1.1||alt="1654831797521-720.png"]]
680 -
681 -(((
682 -In the formula above, d is the diameter of light spot; D is detecting range; β is the value of the receiving angle of The LiDAR probe, 3.6°. Correspondence between the diameter of light spot and detecting range is given in Table below.
683 -)))
684 -
685 -[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LLDS12-LoRaWAN%20LiDAR%20ToF%20Distance%20Sensor%20User%20Manual/WebHome/1654831810009-716.png?rev=1.1||alt="1654831810009-716.png"]]
686 -
687 -(((
688 -If the light spot reaches two objects with different distances, as shown in Figure 3, the output distance value will be a value between the actual distance values of the two objects. For a high accuracy requirement in practice, the above situation should be noticed to avoid the measurement error.
689 -)))
690 -
691 -
692 -=== 2.7.3 Notice of usage ===
693 -
694 -
695 -Possible invalid /wrong reading for LiDAR ToF tech:
696 -
697 -* Measure high reflectivity object such as: Mirror, Smooth ceramic tile, static milk surface, will have possible wrong readings.
698 -* While there is transparent object such as glass, water drop between the measured object and the LiDAR sensor, the reading might be wrong.
699 -* The LiDAR probe is cover by dirty things; the reading might be wrong. In this case, need to clean the probe.
700 -* The sensor window is made by Acrylic. Don't touch it with alcohol material. This will destroy the sensor window.
701 -
702 -=== 2.7.4  Reflectivity of different objects ===
703 -
704 -
705 -(% border="1" cellspacing="5" style="background-color:#f2f2f2; width:379px" %)
706 -|=(% style="width: 54px;background-color:#4F81BD;color:white" %)Item|=(% style="width: 231px;background-color:#4F81BD;color:white" %)Material|=(% style="width: 94px;background-color:#4F81BD;color:white" %)Relectivity
707 -|(% style="width:53px" %)1|(% style="width:229px" %)Black foam rubber|(% style="width:93px" %)2.4%
708 -|(% style="width:53px" %)2|(% style="width:229px" %)Black fabric|(% style="width:93px" %)3%
709 -|(% style="width:53px" %)3|(% style="width:229px" %)Black rubber|(% style="width:93px" %)4%
710 -|(% style="width:53px" %)4|(% style="width:229px" %)Coal (different types of coal)|(% style="width:93px" %)4~~8%
711 -|(% style="width:53px" %)5|(% style="width:229px" %)Black car paint|(% style="width:93px" %)5%
712 -|(% style="width:53px" %)6|(% style="width:229px" %)Black Jam|(% style="width:93px" %)10%
713 -|(% style="width:53px" %)7|(% style="width:229px" %)Opaque black plastic|(% style="width:93px" %)14%
714 -|(% style="width:53px" %)8|(% style="width:229px" %)Clean rough board|(% style="width:93px" %)20%
715 -|(% style="width:53px" %)9|(% style="width:229px" %)Translucent plastic bottle|(% style="width:93px" %)62%
716 -|(% style="width:53px" %)10|(% style="width:229px" %)Carton cardboard|(% style="width:93px" %)68%
717 -|(% style="width:53px" %)11|(% style="width:229px" %)Clean pine|(% style="width:93px" %)70%
718 -|(% style="width:53px" %)12|(% style="width:229px" %)Opaque white plastic|(% style="width:93px" %)87%
719 -|(% style="width:53px" %)13|(% style="width:229px" %)White Jam|(% style="width:93px" %)90%
720 -|(% style="width:53px" %)14|(% style="width:229px" %)Kodak Standard Whiteboard|(% style="width:93px" %)100%
721 -|(% style="width:53px" %)15|(% style="width:229px" %)(((
722 -Unpolished white metal surface
723 -)))|(% style="width:93px" %)130%
724 -|(% style="width:53px" %)16|(% style="width:229px" %)Glossy light metal surface|(% style="width:93px" %)150%
725 -|(% style="width:53px" %)17|(% style="width:229px" %)stainless steel|(% style="width:93px" %)200%
726 -|(% style="width:53px" %)18|(% style="width:229px" %)Reflector plate, reflective tape|(% style="width:93px" %)>300%
727 -
728 -= 3. Configure LDS12-LB =
729 -
730 730  == 3.1 Configure Methods ==
731 731  
732 732  
733 -LDS12-LB supports below configure method:
567 +DS20L supports below configure method:
734 734  
735 735  * AT Command via Bluetooth Connection (**Recommended**): [[BLE Configure Instruction>>http://wiki.dragino.com/xwiki/bin/view/Main/BLE%20Bluetooth%20Remote%20Configure/]].
736 736  
... ... @@ -752,10 +752,10 @@
752 752  [[http:~~/~~/wiki.dragino.com/xwiki/bin/view/Main/End%20Device%20AT%20Commands%20and%20Downlink%20Command/>>http://wiki.dragino.com/xwiki/bin/view/Main/End%20Device%20AT%20Commands%20and%20Downlink%20Command/]]
753 753  
754 754  
755 -== 3.3 Commands special design for LDS12-LB ==
589 +== 3.3 Commands special design for DS20L ==
756 756  
757 757  
758 -These commands only valid for LDS12-LB, as below:
592 +Below commands only valid for DS20L, as below:
759 759  
760 760  
761 761  === 3.3.1 Set Transmit Interval Time ===
... ... @@ -797,7 +797,7 @@
797 797  Example 1: Downlink Payload: 0100001E  ~/~/ Set Transmit Interval (TDC) = 30 seconds
798 798  )))
799 799  * (((
800 -Example 2: Downlink Payload: 0100003C  ~/~/ Set Transmit Interval (TDC) = 60 seconds 
634 +Example 2: Downlink Payload: 0100003C  ~/~/ Set Transmit Interval (TDC) = 60 seconds
801 801  
802 802  
803 803  
... ... @@ -820,7 +820,7 @@
820 820  the mode is 0 =Disable Interrupt
821 821  )))
822 822  |(% style="width:154px" %)(((
823 -AT+INTMOD=2
657 +AT+INTMOD=3
824 824  
825 825  (default)
826 826  )))|(% style="width:196px" %)(((
... ... @@ -841,39 +841,121 @@
841 841  
842 842  * Example 2: Downlink Payload: 06000003  ~/~/  Set the interrupt mode to rising edge trigger
843 843  
844 -=== 3.3.3  Set Power Output Duration ===
678 +=== 3.3.3 Set work mode ===
845 845  
846 -Control the output duration 3V3(pin of VBAT_OUT) . Before each sampling, device will
847 847  
848 -~1. first enable the power output to external sensor,
681 +Feature: Switch working mode
849 849  
850 -2. keep it on as per duration, read sensor value and construct uplink payload
683 +(% style="color:blue" %)**AT Command: AT+MOD**
851 851  
852 -3. final, close the power output.
685 +(% border="1" cellspacing="5" style="background-color:#f2f2f2; width:510px" %)
686 +|=(% 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**
687 +|(% style="width:162px" %)AT+MOD=?|(% style="width:191px" %)Get the current working mode.|(% style="width:106px" %)OK
688 +|(% style="width:162px" %)AT+MOD=1|(% style="width:191px" %)Set the working mode to Regular measurements.|(% style="width:106px" %)(((
689 +OK
690 +Attention:Take effect after ATZ
691 +)))
853 853  
854 -(% style="color:blue" %)**AT Command: AT+3V3T**
693 +(% style="color:blue" %)**Downlink Command:**
855 855  
695 +* **Example: **0x0A01 ~/~/  Same as AT+MOD=1
696 +
697 +* **Example:** 0x0A02  ~/~/  Same as AT+MOD=2
698 +
699 +=== 3.3.4 Set threshold and threshold mode ===
700 +
701 +
702 +Feature, Set threshold and threshold mode
703 +
704 +When (% style="color:#037691" %)**AT+DOL=0,0,0,0,400**(%%) is set, No threshold is used, the sampling time is 400ms.
705 +
706 +(% style="color:blue" %)**AT Command: AT+DOL**
707 +
856 856  (% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
857 -|=(% style="width: 155px;background-color:#4F81BD;color:white" %)**Command Example**|=(% style="width: 197px;background-color:#4F81BD;color:white" %)**Function**|=(% style="width: 158px;background-color:#4F81BD;color:white" %)**Response**
858 -|(% style="width:154px" %)AT+3V3T=?|(% style="width:196px" %)Show 3V3 open time.|(% style="width:157px" %)0 (default)
709 +|(% 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**
710 +|(% style="width:172px" %)AT+ DOL =?|(% style="width:279px" %)Get the current threshold mode and sampling time|(% style="width:118px" %)(((
711 +0,0,0,0,400
859 859  OK
860 -|(% style="width:154px" %)AT+3V3T=1000|(% style="width:196px" %)Close after a delay of 1000 milliseconds.|(% style="width:157px" %)OK
861 -|(% style="width:154px" %)AT+3V3T=0|(% style="width:196px" %)Always turn on the power supply of 3V3 pin.|(% style="width:157px" %)OK
862 -|(% style="width:154px" %)AT+3V3T=65535|(% style="width:196px" %)Always turn off the power supply of 3V3 pin.|(% style="width:157px" %)OK
713 +)))
714 +|(% style="width:172px" %)AT+ DOL =1,1800,100,0,400|(% style="width:279px" %)Set only the upper and lower thresholds|(% style="width:118px" %)OK
863 863  
864 -(% style="color:blue" %)**Downlink Command: 0x07**(%%)
865 -Format: Command Code (0x07) followed by 3 bytes.
716 +(% border="1" cellspacing="5" style="background-color:#f2f2f2; width:510px" %)
717 +|=(% 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
718 +|(% rowspan="11" style="color:blue; width:120px" %)(((
719 +
866 866  
867 -The first byte is 01,the second and third bytes are the time to turn on.
868 868  
869 -* Example 1: Downlink Payload: 07 01 00 00  **~-~-->**  AT+3V3T=0
870 -* Example 2: Downlink Payload: 07 01 01 F4  **~-~-->**  AT+3V3T=500
871 -* Example 3: Downlink Payload: 07 01 FF FF  **~-~-->**  AT+3V3T=65535
872 872  
723 +
724 +
725 +
726 +
727 +
728 +
729 +
730 +**AT+DOL=1,1800,3,0,400**
731 +)))|(% rowspan="4" style="width:240px" %)(((
732 +
733 +
734 +
735 +
736 +The first bit sets the limit mode
737 +)))|(% style="width:150px" %)0: Do not use upper and lower limits
738 +|(% style="width:251px" %)1: Use upper and lower limits
739 +|(% style="width:251px" %)2:Less than the upper limit
740 +|(% style="width:251px" %)3: Greater than the lower limit
741 +|(% style="width:226px" %)The second bit sets the upper limit value|(% style="width:251px" %)3~~2000MM
742 +|(% style="width:226px" %)The third bit sets the lower limit value|(% style="width:251px" %)3~~2000MM
743 +|(% 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
744 +|(% style="width:251px" %)1 Person or object counting statistics
745 +|(% style="width:226px" %)The fifth bit sets the sampling time|(% style="width:251px" %)(((
746 +100~~10000ms
747 +
748 +
749 +)))
750 +
751 +(% style="color:blue" %)**Downlink Command: 0x07**
752 +
753 +Format: Command Code (0x07) followed by 9 bytes.
754 +
755 +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.
756 +
757 +* Example 0: Downlink Payload: 07 00 0000 0000 00 0190  **~-~-->**  AT+MOD=0,0,0,0,400
758 +
759 +* Example 1: Downlink Payload: 070107080064000190  **~-~-->**  AT+MOD=1,1800,100,0,400
760 +
761 +* Example 2: Downlink Payload: 070200000064000190  **~-~-->**  AT+MOD=2,1800,100,0,400
762 +
763 +* Example 3: Downlink Payload: 070300000064000190  **~-~-->**  AT+MOD=3,0,100,0,400
764 +
765 +(% style="color:Red" %)**Note: The over-limit alarm is applied to MOD1 and MOD2.**
766 +
767 +**For example:**
768 +
769 +* **AT+MOD=1**
770 +
771 + **AT+DOL=1,500,244,**(% style="color:blue" %)0(%%)**,300**
772 +
773 +Send data according to the normal TDC time. If the mode limit is exceeded, the alarm flag is set to 1:
774 +
775 +[[image:image-20231211113204-2.png||height="292" width="1093"]]
776 +
777 +* **AT+MOD=2  **
778 +
779 + **AT+DOL=1,500,244,**(% style="color:blue" %)0(%%)**,300**
780 +
781 +If the mode limit is exceeded, the data is immediately uplink and the alarm flag is set to 1:
782 +
783 +[[image:image-20231211114932-3.png||height="277" width="1248"]]
784 +
785 +
786 +
787 +
788 +
873 873  = 4. Battery & Power Consumption =
874 874  
875 875  
876 -LDS12-LB use ER26500 + SPC1520 battery pack. See below link for detail information about the battery info and how to replace.
792 +DS20L use built-in 2400mAh non-chargeable battery for long-term use up to several years*. See below link for detail information about the battery info and how to replace.
877 877  
878 878  [[**Battery Info & Power Consumption Analyze**>>http://wiki.dragino.com/xwiki/bin/view/Main/How%20to%20calculate%20the%20battery%20life%20of%20Dragino%20sensors%3F/]] .
879 879  
... ... @@ -882,7 +882,7 @@
882 882  
883 883  
884 884  (% class="wikigeneratedid" %)
885 -User can change firmware LDS12-LB to:
801 +User can change firmware DS20L to:
886 886  
887 887  * Change Frequency band/ region.
888 888  
... ... @@ -890,7 +890,7 @@
890 890  
891 891  * Fix bugs.
892 892  
893 -Firmware and changelog can be downloaded from : **[[Firmware download link>>url:https://www.dropbox.com/sh/w1p7ukjrx49e62r/AAB3uCNCt-koYUvMkZUPBRSca?dl=0]]**
809 +Firmware and changelog can be downloaded from : **[[Firmware download link>>https://www.dropbox.com/sh/zqv1vt3komgp4tu/AAC33PnXIcWOVl_UXBEAeT_xa?dl=0]]**
894 894  
895 895  Methods to Update Firmware:
896 896  
... ... @@ -900,12 +900,39 @@
900 900  
901 901  = 6. FAQ =
902 902  
903 -== 6.1 What is the frequency plan for LDS12-LB? ==
819 +== 6.1 What is the frequency plan for DS20L? ==
904 904  
905 905  
906 -LDS12-LB 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"]]
822 +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"]]
907 907  
908 908  
825 +== 6.2 DS20L programming line ==
826 +
827 +
828 +缺图 后续补上
829 +
830 +feature:
831 +
832 +for AT commands
833 +
834 +Update the firmware of DS20L
835 +
836 +Support interrupt mode
837 +
838 +
839 +== 6.3 LiDAR probe position ==
840 +
841 +
842 +[[image:1701155390576-216.png||height="285" width="307"]]
843 +
844 +The black oval hole in the picture is the LiDAR probe.
845 +
846 +
847 +== 6.4 Interface definition ==
848 +
849 +[[image:image-20231128151132-2.png||height="305" width="557"]]
850 +
851 +
909 909  = 7. Trouble Shooting =
910 910  
911 911  == 7.1 AT Command input doesn't work ==
... ... @@ -938,7 +938,7 @@
938 938  = 8. Order Info =
939 939  
940 940  
941 -Part Number: (% style="color:blue" %)**LDS12-LB-XXX**
884 +Part Number: (% style="color:blue" %)**DS20L-XXX**
942 942  
943 943  (% style="color:red" %)**XXX**(%%): **The default frequency band**
944 944  
... ... @@ -963,7 +963,7 @@
963 963  
964 964  (% style="color:#037691" %)**Package Includes**:
965 965  
966 -* LDS12-LB LoRaWAN LiDAR ToF Distance Sensor x 1
909 +* DS20L LoRaWAN Smart Distance Detector x 1
967 967  
968 968  (% style="color:#037691" %)**Dimension and weight**:
969 969  
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